diff options
Diffstat (limited to 'source3')
| -rw-r--r-- | source3/Makefile.in | 6 | ||||
| -rw-r--r-- | source3/libsmb/cliconnect.c | 790 | ||||
| -rw-r--r-- | source3/libsmb/clientgen.c | 3064 | ||||
| -rw-r--r-- | source3/libsmb/clierror.c | 213 | ||||
| -rw-r--r-- | source3/libsmb/clifile.c | 609 | ||||
| -rw-r--r-- | source3/libsmb/clilist.c | 303 | ||||
| -rw-r--r-- | source3/libsmb/climessage.c | 122 | ||||
| -rw-r--r-- | source3/libsmb/cliprint.c | 158 | ||||
| -rw-r--r-- | source3/libsmb/clirap.c | 591 | ||||
| -rw-r--r-- | source3/libsmb/clireadwrite.c | 273 | ||||
| -rw-r--r-- | source3/libsmb/clitrans.c | 233 |
11 files changed, 3300 insertions, 3062 deletions
diff --git a/source3/Makefile.in b/source3/Makefile.in index fb2dc2177a..a12b736be3 100644 --- a/source3/Makefile.in +++ b/source3/Makefile.in @@ -113,7 +113,11 @@ UBIQX_OBJ = ubiqx/ubi_BinTree.o ubiqx/ubi_Cache.o ubiqx/ubi_SplayTree.o \ PARAM_OBJ = param/loadparm.o param/params.o -LIBSMB_OBJ = libsmb/clientgen.o libsmb/namequery.o libsmb/nmblib.o \ +LIBSMB_OBJ = libsmb/clientgen.o libsmb/cliconnect.o libsmb/clifile.o \ + libsmb/clirap.o libsmb/clierror.o libsmb/climessage.o \ + libsmb/clireadwrite.o libsmb/clilist.o libsmb/cliprint.o \ + libsmb/clitrans.o \ + libsmb/namequery.o libsmb/nmblib.o \ libsmb/nterr.o libsmb/smbdes.o libsmb/smbencrypt.o \ libsmb/smberr.o libsmb/credentials.o libsmb/pwd_cache.o \ libsmb/passchange.o libsmb/unexpected.o diff --git a/source3/libsmb/cliconnect.c b/source3/libsmb/cliconnect.c new file mode 100644 index 0000000000..b546e1e4ec --- /dev/null +++ b/source3/libsmb/cliconnect.c @@ -0,0 +1,790 @@ +/* + Unix SMB/Netbios implementation. + Version 3.0 + client connect/disconnect routines + Copyright (C) Andrew Tridgell 1994-1998 + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. +*/ + +#define NO_SYSLOG + +#include "includes.h" + + +static struct { + int prot; + char *name; + } +prots[] = + { + {PROTOCOL_CORE,"PC NETWORK PROGRAM 1.0"}, + {PROTOCOL_COREPLUS,"MICROSOFT NETWORKS 1.03"}, + {PROTOCOL_LANMAN1,"MICROSOFT NETWORKS 3.0"}, + {PROTOCOL_LANMAN1,"LANMAN1.0"}, + {PROTOCOL_LANMAN2,"LM1.2X002"}, + {PROTOCOL_LANMAN2,"Samba"}, + {PROTOCOL_NT1,"NT LANMAN 1.0"}, + {PROTOCOL_NT1,"NT LM 0.12"}, + {-1,NULL} + }; + + +/**************************************************************************** + Send a session setup. The username is in UNIX character format and must be + converted to DOS codepage format before sending. If the password is in + plaintext, the same should be done. +****************************************************************************/ + +BOOL cli_session_setup(struct cli_state *cli, + char *user, + char *pass, int passlen, + char *ntpass, int ntpasslen, + char *workgroup) +{ + char *p; + fstring pword, ntpword; + + if (cli->protocol < PROTOCOL_LANMAN1) + return True; + + if (passlen > sizeof(pword)-1 || ntpasslen > sizeof(ntpword)-1) { + return False; + } + + if (((passlen == 0) || (passlen == 1)) && (pass[0] == '\0')) { + /* Null session connect. */ + pword[0] = '\0'; + ntpword[0] = '\0'; + } else { + if ((cli->sec_mode & 2) && passlen != 24) { + /* + * Encrypted mode needed, and non encrypted password supplied. + */ + passlen = 24; + ntpasslen = 24; + fstrcpy(pword, pass); + unix_to_dos(pword,True); + fstrcpy(ntpword, ntpass);; + unix_to_dos(ntpword,True); + SMBencrypt((uchar *)pword,(uchar *)cli->cryptkey,(uchar *)pword); + SMBNTencrypt((uchar *)ntpword,(uchar *)cli->cryptkey,(uchar *)ntpword); + } else if ((cli->sec_mode & 2) && passlen == 24) { + /* + * Encrypted mode needed, and encrypted password supplied. + */ + memcpy(pword, pass, passlen); + if(ntpasslen == 24) { + memcpy(ntpword, ntpass, ntpasslen); + } else { + fstrcpy(ntpword, ""); + ntpasslen = 0; + } + } else { + /* + * Plaintext mode needed, assume plaintext supplied. + */ + fstrcpy(pword, pass); + unix_to_dos(pword,True); + fstrcpy(ntpword, ""); + ntpasslen = 0; + } + } + + /* if in share level security then don't send a password now */ + if (!(cli->sec_mode & 1)) { + fstrcpy(pword, ""); + passlen=1; + fstrcpy(ntpword, ""); + ntpasslen=1; + } + + /* send a session setup command */ + memset(cli->outbuf,'\0',smb_size); + + if (cli->protocol < PROTOCOL_NT1) + { + set_message(cli->outbuf,10,1 + strlen(user) + passlen,True); + CVAL(cli->outbuf,smb_com) = SMBsesssetupX; + cli_setup_packet(cli); + + CVAL(cli->outbuf,smb_vwv0) = 0xFF; + SSVAL(cli->outbuf,smb_vwv2,cli->max_xmit); + SSVAL(cli->outbuf,smb_vwv3,2); + SSVAL(cli->outbuf,smb_vwv4,1); + SIVAL(cli->outbuf,smb_vwv5,cli->sesskey); + SSVAL(cli->outbuf,smb_vwv7,passlen); + p = smb_buf(cli->outbuf); + memcpy(p,pword,passlen); + p += passlen; + pstrcpy(p,user); + unix_to_dos(p,True); + strupper(p); + } + else + { + set_message(cli->outbuf,13,0,True); + CVAL(cli->outbuf,smb_com) = SMBsesssetupX; + cli_setup_packet(cli); + + CVAL(cli->outbuf,smb_vwv0) = 0xFF; + SSVAL(cli->outbuf,smb_vwv2,CLI_BUFFER_SIZE); + SSVAL(cli->outbuf,smb_vwv3,2); + SSVAL(cli->outbuf,smb_vwv4,cli->pid); + SIVAL(cli->outbuf,smb_vwv5,cli->sesskey); + SSVAL(cli->outbuf,smb_vwv7,passlen); + SSVAL(cli->outbuf,smb_vwv8,ntpasslen); + SSVAL(cli->outbuf,smb_vwv11,0); + p = smb_buf(cli->outbuf); + memcpy(p,pword,passlen); + p += SVAL(cli->outbuf,smb_vwv7); + memcpy(p,ntpword,ntpasslen); + p += SVAL(cli->outbuf,smb_vwv8); + pstrcpy(p,user); + unix_to_dos(p,True); + strupper(p); + p = skip_string(p,1); + pstrcpy(p,workgroup); + strupper(p); + p = skip_string(p,1); + pstrcpy(p,"Unix");p = skip_string(p,1); + pstrcpy(p,"Samba");p = skip_string(p,1); + set_message(cli->outbuf,13,PTR_DIFF(p,smb_buf(cli->outbuf)),False); + } + + cli_send_smb(cli); + if (!cli_receive_smb(cli)) + return False; + + show_msg(cli->inbuf); + + if (CVAL(cli->inbuf,smb_rcls) != 0) { + return False; + } + + /* use the returned vuid from now on */ + cli->vuid = SVAL(cli->inbuf,smb_uid); + + if (cli->protocol >= PROTOCOL_NT1) { + /* + * Save off some of the connected server + * info. + */ + char *server_domain,*server_os,*server_type; + server_os = smb_buf(cli->inbuf); + server_type = skip_string(server_os,1); + server_domain = skip_string(server_type,1); + fstrcpy(cli->server_os, server_os); + dos_to_unix(cli->server_os, True); + fstrcpy(cli->server_type, server_type); + dos_to_unix(cli->server_type, True); + fstrcpy(cli->server_domain, server_domain); + dos_to_unix(cli->server_domain, True); + } + + fstrcpy(cli->user_name, user); + dos_to_unix(cli->user_name, True); + + return True; +} + +/**************************************************************************** + Send a uloggoff. +*****************************************************************************/ + +BOOL cli_ulogoff(struct cli_state *cli) +{ + memset(cli->outbuf,'\0',smb_size); + set_message(cli->outbuf,2,0,True); + CVAL(cli->outbuf,smb_com) = SMBulogoffX; + cli_setup_packet(cli); + SSVAL(cli->outbuf,smb_vwv0,0xFF); + SSVAL(cli->outbuf,smb_vwv2,0); /* no additional info */ + + cli_send_smb(cli); + if (!cli_receive_smb(cli)) + return False; + + return CVAL(cli->inbuf,smb_rcls) == 0; +} + +/**************************************************************************** +send a tconX +****************************************************************************/ +BOOL cli_send_tconX(struct cli_state *cli, + char *share, char *dev, char *pass, int passlen) +{ + fstring fullshare, pword, dos_pword; + char *p; + memset(cli->outbuf,'\0',smb_size); + memset(cli->inbuf,'\0',smb_size); + + fstrcpy(cli->share, share); + + /* in user level security don't send a password now */ + if (cli->sec_mode & 1) { + passlen = 1; + pass = ""; + } + + if ((cli->sec_mode & 2) && *pass && passlen != 24) { + /* + * Non-encrypted passwords - convert to DOS codepage before encryption. + */ + passlen = 24; + fstrcpy(dos_pword,pass); + unix_to_dos(dos_pword,True); + SMBencrypt((uchar *)dos_pword,(uchar *)cli->cryptkey,(uchar *)pword); + } else { + if(!(cli->sec_mode & 2)) { + /* + * Non-encrypted passwords - convert to DOS codepage before using. + */ + fstrcpy(pword,pass); + unix_to_dos(pword,True); + } else { + memcpy(pword, pass, passlen); + } + } + + slprintf(fullshare, sizeof(fullshare)-1, + "\\\\%s\\%s", cli->desthost, share); + unix_to_dos(fullshare, True); + strupper(fullshare); + + set_message(cli->outbuf,4, + 2 + strlen(fullshare) + passlen + strlen(dev),True); + CVAL(cli->outbuf,smb_com) = SMBtconX; + cli_setup_packet(cli); + + SSVAL(cli->outbuf,smb_vwv0,0xFF); + SSVAL(cli->outbuf,smb_vwv3,passlen); + + p = smb_buf(cli->outbuf); + memcpy(p,pword,passlen); + p += passlen; + fstrcpy(p,fullshare); + p = skip_string(p,1); + pstrcpy(p,dev); + unix_to_dos(p,True); + + SCVAL(cli->inbuf,smb_rcls, 1); + + cli_send_smb(cli); + if (!cli_receive_smb(cli)) + return False; + + if (CVAL(cli->inbuf,smb_rcls) != 0) { + return False; + } + + fstrcpy(cli->dev, "A:"); + + if (cli->protocol >= PROTOCOL_NT1) { + fstrcpy(cli->dev, smb_buf(cli->inbuf)); + } + + if (strcasecmp(share,"IPC$")==0) { + fstrcpy(cli->dev, "IPC"); + } + + /* only grab the device if we have a recent protocol level */ + if (cli->protocol >= PROTOCOL_NT1 && + smb_buflen(cli->inbuf) == 3) { + /* almost certainly win95 - enable bug fixes */ + cli->win95 = True; + } + + cli->cnum = SVAL(cli->inbuf,smb_tid); + return True; +} + + +/**************************************************************************** +send a tree disconnect +****************************************************************************/ +BOOL cli_tdis(struct cli_state *cli) +{ + memset(cli->outbuf,'\0',smb_size); + set_message(cli->outbuf,0,0,True); + CVAL(cli->outbuf,smb_com) = SMBtdis; + SSVAL(cli->outbuf,smb_tid,cli->cnum); + cli_setup_packet(cli); + + cli_send_smb(cli); + if (!cli_receive_smb(cli)) + return False; + + return CVAL(cli->inbuf,smb_rcls) == 0; +} + + +/**************************************************************************** +send a negprot command +****************************************************************************/ +BOOL cli_negprot(struct cli_state *cli) +{ + char *p; + int numprots; + int plength; + + memset(cli->outbuf,'\0',smb_size); + + /* setup the protocol strings */ + for (plength=0,numprots=0; + prots[numprots].name && prots[numprots].prot<=cli->protocol; + numprots++) + plength += strlen(prots[numprots].name)+2; + + set_message(cli->outbuf,0,plength,True); + + p = smb_buf(cli->outbuf); + for (numprots=0; + prots[numprots].name && prots[numprots].prot<=cli->protocol; + numprots++) { + *p++ = 2; + pstrcpy(p,prots[numprots].name); + unix_to_dos(p,True); + p += strlen(p) + 1; + } + + CVAL(cli->outbuf,smb_com) = SMBnegprot; + cli_setup_packet(cli); + + CVAL(smb_buf(cli->outbuf),0) = 2; + + cli_send_smb(cli); + if (!cli_receive_smb(cli)) + return False; + + show_msg(cli->inbuf); + + if (CVAL(cli->inbuf,smb_rcls) != 0 || + ((int)SVAL(cli->inbuf,smb_vwv0) >= numprots)) { + return(False); + } + + cli->protocol = prots[SVAL(cli->inbuf,smb_vwv0)].prot; + + + if (cli->protocol >= PROTOCOL_NT1) { + /* NT protocol */ + cli->sec_mode = CVAL(cli->inbuf,smb_vwv1); + cli->max_mux = SVAL(cli->inbuf, smb_vwv1+1); + cli->max_xmit = IVAL(cli->inbuf,smb_vwv3+1); + cli->sesskey = IVAL(cli->inbuf,smb_vwv7+1); + cli->serverzone = SVALS(cli->inbuf,smb_vwv15+1); + cli->serverzone *= 60; + /* this time arrives in real GMT */ + cli->servertime = interpret_long_date(cli->inbuf+smb_vwv11+1); + memcpy(cli->cryptkey,smb_buf(cli->inbuf),8); + cli->capabilities = IVAL(cli->inbuf,smb_vwv9+1); + if (cli->capabilities & 1) { + cli->readbraw_supported = True; + cli->writebraw_supported = True; + } + } else if (cli->protocol >= PROTOCOL_LANMAN1) { + cli->sec_mode = SVAL(cli->inbuf,smb_vwv1); + cli->max_xmit = SVAL(cli->inbuf,smb_vwv2); + cli->sesskey = IVAL(cli->inbuf,smb_vwv6); + cli->serverzone = SVALS(cli->inbuf,smb_vwv10); + cli->serverzone *= 60; + /* this time is converted to GMT by make_unix_date */ + cli->servertime = make_unix_date(cli->inbuf+smb_vwv8); + cli->readbraw_supported = ((SVAL(cli->inbuf,smb_vwv5) & 0x1) != 0); + cli->writebraw_supported = ((SVAL(cli->inbuf,smb_vwv5) & 0x2) != 0); + memcpy(cli->cryptkey,smb_buf(cli->inbuf),8); + } else { + /* the old core protocol */ + cli->sec_mode = 0; + cli->serverzone = TimeDiff(time(NULL)); + } + + cli->max_xmit = MIN(cli->max_xmit, CLI_BUFFER_SIZE); + + return True; +} + + +/**************************************************************************** + send a session request. see rfc1002.txt 4.3 and 4.3.2 +****************************************************************************/ +BOOL cli_session_request(struct cli_state *cli, + struct nmb_name *calling, struct nmb_name *called) +{ + char *p; + int len = 4; + extern pstring user_socket_options; + + /* send a session request (RFC 1002) */ + + memcpy(&(cli->calling), calling, sizeof(*calling)); + memcpy(&(cli->called ), called , sizeof(*called )); + + /* put in the destination name */ + p = cli->outbuf+len; + name_mangle(cli->called .name, p, cli->called .name_type); + len += name_len(p); + + /* and my name */ + p = cli->outbuf+len; + name_mangle(cli->calling.name, p, cli->calling.name_type); + len += name_len(p); + + /* setup the packet length */ + _smb_setlen(cli->outbuf,len); + CVAL(cli->outbuf,0) = 0x81; + +#ifdef WITH_SSL +retry: +#endif /* WITH_SSL */ + + cli_send_smb(cli); + DEBUG(5,("Sent session request\n")); + + if (!cli_receive_smb(cli)) + return False; + + if (CVAL(cli->inbuf,0) == 0x84) { + /* C. Hoch 9/14/95 Start */ + /* For information, here is the response structure. + * We do the byte-twiddling to for portability. + struct RetargetResponse{ + unsigned char type; + unsigned char flags; + int16 length; + int32 ip_addr; + int16 port; + }; + */ + int port = (CVAL(cli->inbuf,8)<<8)+CVAL(cli->inbuf,9); + /* SESSION RETARGET */ + putip((char *)&cli->dest_ip,cli->inbuf+4); + + cli->fd = open_socket_out(SOCK_STREAM, &cli->dest_ip, port, LONG_CONNECT_TIMEOUT); + if (cli->fd == -1) + return False; + + DEBUG(3,("Retargeted\n")); + + set_socket_options(cli->fd,user_socket_options); + + /* Try again */ + { + static int depth; + BOOL ret; + if (depth > 4) { + DEBUG(0,("Retarget recursion - failing\n")); + return False; + } + depth++; + ret = cli_session_request(cli, calling, called); + depth--; + return ret; + } + } /* C. Hoch 9/14/95 End */ + +#ifdef WITH_SSL + if (CVAL(cli->inbuf,0) == 0x83 && CVAL(cli->inbuf,4) == 0x8e){ /* use ssl */ + if (!sslutil_fd_is_ssl(cli->fd)){ + if (sslutil_connect(cli->fd) == 0) + goto retry; + } + } +#endif /* WITH_SSL */ + + if (CVAL(cli->inbuf,0) != 0x82) { + /* This is the wrong place to put the error... JRA. */ + cli->rap_error = CVAL(cli->inbuf,4); + return False; + } + return(True); +} + + +/**************************************************************************** +open the client sockets +****************************************************************************/ +BOOL cli_connect(struct cli_state *cli, const char *host, struct in_addr *ip) +{ + extern struct in_addr ipzero; + extern pstring user_socket_options; + + fstrcpy(cli->desthost, host); + + if (!ip || ip_equal(*ip, ipzero)) { + if (!resolve_name( cli->desthost, &cli->dest_ip, 0x20)) { + return False; + } + if (ip) *ip = cli->dest_ip; + } else { + cli->dest_ip = *ip; + } + + if (cli->port == 0) cli->port = 139; /* Set to default */ + + cli->fd = open_socket_out(SOCK_STREAM, &cli->dest_ip, + cli->port, cli->timeout); + if (cli->fd == -1) + return False; + + set_socket_options(cli->fd,user_socket_options); + + return True; +} + +/**************************************************************************** +re-establishes a connection +****************************************************************************/ +BOOL cli_reestablish_connection(struct cli_state *cli) +{ + struct nmb_name calling; + struct nmb_name called; + fstring dest_host; + fstring share; + fstring dev; + BOOL do_tcon = False; + int oldfd = cli->fd; + + if (!cli->initialised || cli->fd == -1) + { + DEBUG(3,("cli_reestablish_connection: not connected\n")); + return False; + } + + /* copy the parameters necessary to re-establish the connection */ + + if (cli->cnum != 0) + { + fstrcpy(share, cli->share); + fstrcpy(dev , cli->dev); + do_tcon = True; + } + + memcpy(&called , &(cli->called ), sizeof(called )); + memcpy(&calling, &(cli->calling), sizeof(calling)); + fstrcpy(dest_host, cli->full_dest_host_name); + + DEBUG(5,("cli_reestablish_connection: %s connecting to %s (ip %s) - %s [%s]\n", + nmb_namestr(&calling), nmb_namestr(&called), + inet_ntoa(cli->dest_ip), + cli->user_name, cli->domain)); + + cli->fd = -1; + + if (cli_establish_connection(cli, + dest_host, &cli->dest_ip, + &calling, &called, + share, dev, False, do_tcon)) { + if (cli->fd != oldfd) { + if (dup2(cli->fd, oldfd) == oldfd) { + close(cli->fd); + } + } + return True; + } + return False; +} + +/**************************************************************************** +establishes a connection right up to doing tconX, reading in a password. +****************************************************************************/ +BOOL cli_establish_connection(struct cli_state *cli, + char *dest_host, struct in_addr *dest_ip, + struct nmb_name *calling, struct nmb_name *called, + char *service, char *service_type, + BOOL do_shutdown, BOOL do_tcon) +{ + DEBUG(5,("cli_establish_connection: %s connecting to %s (%s) - %s [%s]\n", + nmb_namestr(calling), nmb_namestr(called), inet_ntoa(*dest_ip), + cli->user_name, cli->domain)); + + /* establish connection */ + + if ((!cli->initialised)) + { + return False; + } + + if (cli->fd == -1) + { + if (!cli_connect(cli, dest_host, dest_ip)) + { + DEBUG(1,("cli_establish_connection: failed to connect to %s (%s)\n", + nmb_namestr(calling), inet_ntoa(*dest_ip))); + return False; + } + } + + if (!cli_session_request(cli, calling, called)) + { + DEBUG(1,("failed session request\n")); + if (do_shutdown) + cli_shutdown(cli); + return False; + } + + if (!cli_negprot(cli)) + { + DEBUG(1,("failed negprot\n")); + if (do_shutdown) + cli_shutdown(cli); + return False; + } + + if (cli->pwd.cleartext || cli->pwd.null_pwd) + { + fstring passwd; + int pass_len; + + if (cli->pwd.null_pwd) + { + /* attempt null session */ + passwd[0] = 0; + pass_len = 1; + } + else + { + /* attempt clear-text session */ + pwd_get_cleartext(&(cli->pwd), passwd); + pass_len = strlen(passwd); + } + + /* attempt clear-text session */ + if (!cli_session_setup(cli, cli->user_name, + passwd, pass_len, + NULL, 0, + cli->domain)) + { + DEBUG(1,("failed session setup\n")); + if (do_shutdown) + { + cli_shutdown(cli); + } + return False; + } + if (do_tcon) + { + if (!cli_send_tconX(cli, service, service_type, + (char*)passwd, strlen(passwd))) + { + DEBUG(1,("failed tcon_X\n")); + if (do_shutdown) + { + cli_shutdown(cli); + } + return False; + } + } + } + else + { + /* attempt encrypted session */ + unsigned char nt_sess_pwd[24]; + unsigned char lm_sess_pwd[24]; + + /* creates (storing a copy of) and then obtains a 24 byte password OWF */ + pwd_make_lm_nt_owf(&(cli->pwd), cli->cryptkey); + pwd_get_lm_nt_owf(&(cli->pwd), lm_sess_pwd, nt_sess_pwd); + + /* attempt encrypted session */ + if (!cli_session_setup(cli, cli->user_name, + (char*)lm_sess_pwd, sizeof(lm_sess_pwd), + (char*)nt_sess_pwd, sizeof(nt_sess_pwd), + cli->domain)) + { + DEBUG(1,("failed session setup\n")); + if (do_shutdown) + cli_shutdown(cli); + return False; + } + + if (do_tcon) + { + if (!cli_send_tconX(cli, service, service_type, + (char*)nt_sess_pwd, sizeof(nt_sess_pwd))) + { + DEBUG(1,("failed tcon_X\n")); + if (do_shutdown) + cli_shutdown(cli); + return False; + } + } + } + + if (do_shutdown) + cli_shutdown(cli); + + return True; +} + + +/**************************************************************************** + Attempt a NetBIOS session request, falling back to *SMBSERVER if needed. +****************************************************************************/ + +BOOL attempt_netbios_session_request(struct cli_state *cli, char *srchost, char *desthost, + struct in_addr *pdest_ip) +{ + struct nmb_name calling, called; + + make_nmb_name(&calling, srchost, 0x0); + + /* + * If the called name is an IP address + * then use *SMBSERVER immediately. + */ + + if(is_ipaddress(desthost)) + make_nmb_name(&called, "*SMBSERVER", 0x20); + else + make_nmb_name(&called, desthost, 0x20); + + if (!cli_session_request(cli, &calling, &called)) { + struct nmb_name smbservername; + + make_nmb_name(&smbservername , "*SMBSERVER", 0x20); + + /* + * If the name wasn't *SMBSERVER then + * try with *SMBSERVER if the first name fails. + */ + + if (nmb_name_equal(&called, &smbservername)) { + + /* + * The name used was *SMBSERVER, don't bother with another name. + */ + + DEBUG(0,("attempt_netbios_session_request: %s rejected the session for name *SMBSERVER \ +with error %s.\n", desthost, cli_errstr(cli) )); + cli_shutdown(cli); + return False; + } + + cli_shutdown(cli); + + if (!cli_initialise(cli) || + !cli_connect(cli, desthost, pdest_ip) || + !cli_session_request(cli, &calling, &smbservername)) { + DEBUG(0,("attempt_netbios_session_request: %s rejected the session for \ +name *SMBSERVER with error %s\n", desthost, cli_errstr(cli) )); + cli_shutdown(cli); + return False; + } + } + + return True; +} diff --git a/source3/libsmb/clientgen.c b/source3/libsmb/clientgen.c index 6472cf0380..a3a2483bd5 100644 --- a/source3/libsmb/clientgen.c +++ b/source3/libsmb/clientgen.c @@ -22,12 +22,9 @@ #define NO_SYSLOG #include "includes.h" -#include "trans2.h" extern int DEBUGLEVEL; -extern pstring user_socket_options; - static void cli_process_oplock(struct cli_state *cli); /* @@ -44,7 +41,7 @@ int cli_set_port(struct cli_state *cli, int port) /**************************************************************************** recv an smb ****************************************************************************/ -static BOOL cli_receive_smb(struct cli_state *cli) +BOOL cli_receive_smb(struct cli_state *cli) { BOOL ret; again: @@ -69,7 +66,7 @@ static BOOL cli_receive_smb(struct cli_state *cli) /**************************************************************************** send an smb to a fd and re-establish if necessary ****************************************************************************/ -static BOOL cli_send_smb(struct cli_state *cli) +BOOL cli_send_smb(struct cli_state *cli) { size_t len; size_t nwritten=0; @@ -101,7 +98,7 @@ static BOOL cli_send_smb(struct cli_state *cli) /**************************************************************************** setup basics in a outgoing packet ****************************************************************************/ -static void cli_setup_packet(struct cli_state *cli) +void cli_setup_packet(struct cli_state *cli) { cli->rap_error = 0; cli->nt_error = 0; @@ -154,2474 +151,6 @@ static void cli_process_oplock(struct cli_state *cli) } -/***************************************************** - RAP error codes - a small start but will be extended. -*******************************************************/ - -struct -{ - int err; - char *message; -} rap_errmap[] = -{ - {5, "User has insufficient privilege" }, - {86, "The specified password is invalid" }, - {2226, "Operation only permitted on a Primary Domain Controller" }, - {2242, "The password of this user has expired." }, - {2243, "The password of this user cannot change." }, - {2244, "This password cannot be used now (password history conflict)." }, - {2245, "The password is shorter than required." }, - {2246, "The password of this user is too recent to change."}, - - /* these really shouldn't be here ... */ - {0x80, "Not listening on called name"}, - {0x81, "Not listening for calling name"}, - {0x82, "Called name not present"}, - {0x83, "Called name present, but insufficient resources"}, - - {0, NULL} -}; - -/**************************************************************************** - return a description of an SMB error -****************************************************************************/ -static char *cli_smb_errstr(struct cli_state *cli) -{ - return smb_errstr(cli->inbuf); -} - -/****************************************************** - Return an error message - either an SMB error or a RAP - error. -*******************************************************/ - -char *cli_errstr(struct cli_state *cli) -{ - static fstring error_message; - uint8 errclass; - uint32 errnum; - uint32 nt_rpc_error; - int i; - - /* - * Errors are of three kinds - smb errors, - * dealt with by cli_smb_errstr, NT errors, - * whose code is in cli.nt_error, and rap - * errors, whose error code is in cli.rap_error. - */ - - cli_error(cli, &errclass, &errnum, &nt_rpc_error); - - if (errclass != 0) - { - return cli_smb_errstr(cli); - } - - /* - * Was it an NT error ? - */ - - if (nt_rpc_error) - { - char *nt_msg = get_nt_error_msg(nt_rpc_error); - - if (nt_msg == NULL) - { - slprintf(error_message, sizeof(fstring) - 1, "NT code %d", nt_rpc_error); - } - else - { - fstrcpy(error_message, nt_msg); - } - - return error_message; - } - - /* - * Must have been a rap error. - */ - - slprintf(error_message, sizeof(error_message) - 1, "code %d", cli->rap_error); - - for (i = 0; rap_errmap[i].message != NULL; i++) - { - if (rap_errmap[i].err == cli->rap_error) - { - fstrcpy( error_message, rap_errmap[i].message); - break; - } - } - - return error_message; -} - -/***************************************************************************** - Convert a character pointer in a cli_call_api() response to a form we can use. - This function contains code to prevent core dumps if the server returns - invalid data. -*****************************************************************************/ -static char *fix_char_ptr(unsigned int datap, unsigned int converter, - char *rdata, int rdrcnt) -{ - if (datap == 0) { /* turn NULL pointers into zero length strings */ - return ""; - } else { - unsigned int offset = datap - converter; - - if (offset >= rdrcnt) { - DEBUG(1,("bad char ptr: datap=%u, converter=%u rdrcnt=%d>", - datap, converter, rdrcnt)); - return "<ERROR>"; - } else { - return &rdata[offset]; - } - } -} - -/**************************************************************************** - send a SMB trans or trans2 request - ****************************************************************************/ -static BOOL cli_send_trans(struct cli_state *cli, int trans, - char *name, int pipe_name_len, - int fid, int flags, - uint16 *setup, int lsetup, int msetup, - char *param, int lparam, int mparam, - char *data, int ldata, int mdata) -{ - int i; - int this_ldata,this_lparam; - int tot_data=0,tot_param=0; - char *outdata,*outparam; - char *p; - - this_lparam = MIN(lparam,cli->max_xmit - (500+lsetup*2)); /* hack */ - this_ldata = MIN(ldata,cli->max_xmit - (500+lsetup*2+this_lparam)); - - memset(cli->outbuf,'\0',smb_size); - set_message(cli->outbuf,14+lsetup,0,True); - CVAL(cli->outbuf,smb_com) = trans; - SSVAL(cli->outbuf,smb_tid, cli->cnum); - cli_setup_packet(cli); - - outparam = smb_buf(cli->outbuf)+(trans==SMBtrans ? pipe_name_len+1 : 3); - outdata = outparam+this_lparam; - - /* primary request */ - SSVAL(cli->outbuf,smb_tpscnt,lparam); /* tpscnt */ - SSVAL(cli->outbuf,smb_tdscnt,ldata); /* tdscnt */ - SSVAL(cli->outbuf,smb_mprcnt,mparam); /* mprcnt */ - SSVAL(cli->outbuf,smb_mdrcnt,mdata); /* mdrcnt */ - SCVAL(cli->outbuf,smb_msrcnt,msetup); /* msrcnt */ - SSVAL(cli->outbuf,smb_flags,flags); /* flags */ - SIVAL(cli->outbuf,smb_timeout,0); /* timeout */ - SSVAL(cli->outbuf,smb_pscnt,this_lparam); /* pscnt */ - SSVAL(cli->outbuf,smb_psoff,smb_offset(outparam,cli->outbuf)); /* psoff */ - SSVAL(cli->outbuf,smb_dscnt,this_ldata); /* dscnt */ - SSVAL(cli->outbuf,smb_dsoff,smb_offset(outdata,cli->outbuf)); /* dsoff */ - SCVAL(cli->outbuf,smb_suwcnt,lsetup); /* suwcnt */ - for (i=0;i<lsetup;i++) /* setup[] */ - SSVAL(cli->outbuf,smb_setup+i*2,setup[i]); - p = smb_buf(cli->outbuf); - if (trans==SMBtrans) { - memcpy(p,name, pipe_name_len + 1); /* name[] */ - } else { - *p++ = 0; /* put in a null smb_name */ - *p++ = 'D'; *p++ = ' '; /* observed in OS/2 */ - } - if (this_lparam) /* param[] */ - memcpy(outparam,param,this_lparam); - if (this_ldata) /* data[] */ - memcpy(outdata,data,this_ldata); - set_message(cli->outbuf,14+lsetup, /* wcnt, bcc */ - PTR_DIFF(outdata+this_ldata,smb_buf(cli->outbuf)),False); - - show_msg(cli->outbuf); - cli_send_smb(cli); - - if (this_ldata < ldata || this_lparam < lparam) { - /* receive interim response */ - if (!cli_receive_smb(cli) || - CVAL(cli->inbuf,smb_rcls) != 0) { - return(False); - } - - tot_data = this_ldata; - tot_param = this_lparam; - - while (tot_data < ldata || tot_param < lparam) { - this_lparam = MIN(lparam-tot_param,cli->max_xmit - 500); /* hack */ - this_ldata = MIN(ldata-tot_data,cli->max_xmit - (500+this_lparam)); - - set_message(cli->outbuf,trans==SMBtrans?8:9,0,True); - CVAL(cli->outbuf,smb_com) = trans==SMBtrans ? SMBtranss : SMBtranss2; - - outparam = smb_buf(cli->outbuf); - outdata = outparam+this_lparam; - - /* secondary request */ - SSVAL(cli->outbuf,smb_tpscnt,lparam); /* tpscnt */ - SSVAL(cli->outbuf,smb_tdscnt,ldata); /* tdscnt */ - SSVAL(cli->outbuf,smb_spscnt,this_lparam); /* pscnt */ - SSVAL(cli->outbuf,smb_spsoff,smb_offset(outparam,cli->outbuf)); /* psoff */ - SSVAL(cli->outbuf,smb_spsdisp,tot_param); /* psdisp */ - SSVAL(cli->outbuf,smb_sdscnt,this_ldata); /* dscnt */ - SSVAL(cli->outbuf,smb_sdsoff,smb_offset(outdata,cli->outbuf)); /* dsoff */ - SSVAL(cli->outbuf,smb_sdsdisp,tot_data); /* dsdisp */ - if (trans==SMBtrans2) - SSVALS(cli->outbuf,smb_sfid,fid); /* fid */ - if (this_lparam) /* param[] */ - memcpy(outparam,param+tot_param,this_lparam); - if (this_ldata) /* data[] */ - memcpy(outdata,data+tot_data,this_ldata); - set_message(cli->outbuf,trans==SMBtrans?8:9, /* wcnt, bcc */ - PTR_DIFF(outdata+this_ldata,smb_buf(cli->outbuf)),False); - - show_msg(cli->outbuf); - cli_send_smb(cli); - - tot_data += this_ldata; - tot_param += this_lparam; - } - } - - return(True); -} - - -/**************************************************************************** - receive a SMB trans or trans2 response allocating the necessary memory - ****************************************************************************/ -static BOOL cli_receive_trans(struct cli_state *cli,int trans, - char **param, int *param_len, - char **data, int *data_len) -{ - int total_data=0; - int total_param=0; - int this_data,this_param; - uint8 eclass; - uint32 ecode; - - *data_len = *param_len = 0; - - if (!cli_receive_smb(cli)) - return False; - - show_msg(cli->inbuf); - - /* sanity check */ - if (CVAL(cli->inbuf,smb_com) != trans) { - DEBUG(0,("Expected %s response, got command 0x%02x\n", - trans==SMBtrans?"SMBtrans":"SMBtrans2", - CVAL(cli->inbuf,smb_com))); - return(False); - } - - /* - * An NT RPC pipe call can return ERRDOS, ERRmoredata - * to a trans call. This is not an error and should not - * be treated as such. - */ - - if (cli_error(cli, &eclass, &ecode, NULL)) - { - if(cli->nt_pipe_fnum == 0 || !(eclass == ERRDOS && ecode == ERRmoredata)) - return(False); - } - - /* parse out the lengths */ - total_data = SVAL(cli->inbuf,smb_tdrcnt); - total_param = SVAL(cli->inbuf,smb_tprcnt); - - /* allocate it */ - *data = Realloc(*data,total_data); - *param = Realloc(*param,total_param); - - while (1) { - this_data = SVAL(cli->inbuf,smb_drcnt); - this_param = SVAL(cli->inbuf,smb_prcnt); - - if (this_data + *data_len > total_data || - this_param + *param_len > total_param) { - DEBUG(1,("Data overflow in cli_receive_trans\n")); - return False; - } - - if (this_data) - memcpy(*data + SVAL(cli->inbuf,smb_drdisp), - smb_base(cli->inbuf) + SVAL(cli->inbuf,smb_droff), - this_data); - if (this_param) - memcpy(*param + SVAL(cli->inbuf,smb_prdisp), - smb_base(cli->inbuf) + SVAL(cli->inbuf,smb_proff), - this_param); - *data_len += this_data; - *param_len += this_param; - - /* parse out the total lengths again - they can shrink! */ - total_data = SVAL(cli->inbuf,smb_tdrcnt); - total_param = SVAL(cli->inbuf,smb_tprcnt); - - if (total_data <= *data_len && total_param <= *param_len) - break; - - if (!cli_receive_smb(cli)) - return False; - - show_msg(cli->inbuf); - - /* sanity check */ - if (CVAL(cli->inbuf,smb_com) != trans) { - DEBUG(0,("Expected %s response, got command 0x%02x\n", - trans==SMBtrans?"SMBtrans":"SMBtrans2", - CVAL(cli->inbuf,smb_com))); - return(False); - } - if (cli_error(cli, &eclass, &ecode, NULL)) - { - if(cli->nt_pipe_fnum == 0 || !(eclass == ERRDOS && ecode == ERRmoredata)) - return(False); - } - } - - return(True); -} - -/**************************************************************************** -Call a remote api on an arbitrary pipe. takes param, data and setup buffers. -****************************************************************************/ -BOOL cli_api_pipe(struct cli_state *cli, char *pipe_name, int pipe_name_len, - uint16 *setup, uint32 setup_count, uint32 max_setup_count, - char *params, uint32 param_count, uint32 max_param_count, - char *data, uint32 data_count, uint32 max_data_count, - char **rparam, uint32 *rparam_count, - char **rdata, uint32 *rdata_count) -{ - if (pipe_name_len == 0) - pipe_name_len = strlen(pipe_name); - - cli_send_trans(cli, SMBtrans, - pipe_name, pipe_name_len, - 0,0, /* fid, flags */ - setup, setup_count, max_setup_count, - params, param_count, max_param_count, - data, data_count, max_data_count); - - return (cli_receive_trans(cli, SMBtrans, - rparam, (int *)rparam_count, - rdata, (int *)rdata_count)); -} - -/**************************************************************************** -call a remote api -****************************************************************************/ -BOOL cli_api(struct cli_state *cli, - char *param, int prcnt, int mprcnt, - char *data, int drcnt, int mdrcnt, - char **rparam, int *rprcnt, - char **rdata, int *rdrcnt) -{ - cli_send_trans(cli,SMBtrans, - PIPE_LANMAN,strlen(PIPE_LANMAN), /* Name, length */ - 0,0, /* fid, flags */ - NULL,0,0, /* Setup, length, max */ - param, prcnt, mprcnt, /* Params, length, max */ - data, drcnt, mdrcnt /* Data, length, max */ - ); - - return (cli_receive_trans(cli,SMBtrans, - rparam, rprcnt, - rdata, rdrcnt)); -} - - -/**************************************************************************** -perform a NetWkstaUserLogon -****************************************************************************/ -BOOL cli_NetWkstaUserLogon(struct cli_state *cli,char *user, char *workstation) -{ - char *rparam = NULL; - char *rdata = NULL; - char *p; - int rdrcnt,rprcnt; - pstring param; - - memset(param, 0, sizeof(param)); - - /* send a SMBtrans command with api NetWkstaUserLogon */ - p = param; - SSVAL(p,0,132); /* api number */ - p += 2; - pstrcpy(p,"OOWb54WrLh"); - p = skip_string(p,1); - pstrcpy(p,"WB21BWDWWDDDDDDDzzzD"); - p = skip_string(p,1); - SSVAL(p,0,1); - p += 2; - pstrcpy(p,user); - strupper(p); - p += 21; - p++; - p += 15; - p++; - pstrcpy(p, workstation); - strupper(p); - p += 16; - SSVAL(p, 0, CLI_BUFFER_SIZE); - p += 2; - SSVAL(p, 0, CLI_BUFFER_SIZE); - p += 2; - - if (cli_api(cli, - param, PTR_DIFF(p,param),1024, /* param, length, max */ - NULL, 0, CLI_BUFFER_SIZE, /* data, length, max */ - &rparam, &rprcnt, /* return params, return size */ - &rdata, &rdrcnt /* return data, return size */ - )) { - cli->rap_error = SVAL(rparam,0); - p = rdata; - - if (cli->rap_error == 0) { - DEBUG(4,("NetWkstaUserLogon success\n")); - cli->privileges = SVAL(p, 24); - fstrcpy(cli->eff_name,p+2); - } else { - DEBUG(1,("NetwkstaUserLogon gave error %d\n", cli->rap_error)); - } - } - - if (rparam) - free(rparam); - if (rdata) - free(rdata); - return (cli->rap_error == 0); -} - -/**************************************************************************** -call a NetShareEnum - try and browse available connections on a host -****************************************************************************/ -int cli_RNetShareEnum(struct cli_state *cli, void (*fn)(const char *, uint32, const char *)) -{ - char *rparam = NULL; - char *rdata = NULL; - char *p; - int rdrcnt,rprcnt; - pstring param; - int count = -1; - - /* now send a SMBtrans command with api RNetShareEnum */ - p = param; - SSVAL(p,0,0); /* api number */ - p += 2; - pstrcpy(p,"WrLeh"); - p = skip_string(p,1); - pstrcpy(p,"B13BWz"); - p = skip_string(p,1); - SSVAL(p,0,1); - /* - * Win2k needs a *smaller* buffer than 0xFFFF here - - * it returns "out of server memory" with 0xFFFF !!! JRA. - */ - SSVAL(p,2,0xFFE0); - p += 4; - - if (cli_api(cli, - param, PTR_DIFF(p,param), 1024, /* Param, length, maxlen */ - NULL, 0, 0xFFE0, /* data, length, maxlen - Win2k needs a small buffer here too ! */ - &rparam, &rprcnt, /* return params, length */ - &rdata, &rdrcnt)) /* return data, length */ - { - int res = SVAL(rparam,0); - int converter=SVAL(rparam,2); - int i; - - if (res == 0 || res == ERRmoredata) { - count=SVAL(rparam,4); - p = rdata; - - for (i=0;i<count;i++,p+=20) { - char *sname = p; - int type = SVAL(p,14); - int comment_offset = IVAL(p,16) & 0xFFFF; - char *cmnt = comment_offset?(rdata+comment_offset-converter):""; - dos_to_unix(sname,True); - dos_to_unix(cmnt,True); - fn(sname, type, cmnt); - } - } else { - DEBUG(4,("NetShareEnum res=%d\n", res)); - } - } else { - DEBUG(4,("NetShareEnum failed\n")); - } - - if (rparam) - free(rparam); - if (rdata) - free(rdata); - - return count; -} - - -/**************************************************************************** -call a NetServerEnum for the specified workgroup and servertype mask. -This function then calls the specified callback function for each name returned. - -The callback function takes 3 arguments: the machine name, the server type and -the comment. -****************************************************************************/ -BOOL cli_NetServerEnum(struct cli_state *cli, char *workgroup, uint32 stype, - void (*fn)(const char *, uint32, const char *)) -{ - char *rparam = NULL; - char *rdata = NULL; - int rdrcnt,rprcnt; - char *p; - pstring param; - int uLevel = 1; - int count = -1; - - /* send a SMBtrans command with api NetServerEnum */ - p = param; - SSVAL(p,0,0x68); /* api number */ - p += 2; - pstrcpy(p,"WrLehDz"); - p = skip_string(p,1); - - pstrcpy(p,"B16BBDz"); - - p = skip_string(p,1); - SSVAL(p,0,uLevel); - SSVAL(p,2,CLI_BUFFER_SIZE); - p += 4; - SIVAL(p,0,stype); - p += 4; - - pstrcpy(p, workgroup); - p = skip_string(p,1); - - if (cli_api(cli, - param, PTR_DIFF(p,param), 8, /* params, length, max */ - NULL, 0, CLI_BUFFER_SIZE, /* data, length, max */ - &rparam, &rprcnt, /* return params, return size */ - &rdata, &rdrcnt /* return data, return size */ - )) { - int res = SVAL(rparam,0); - int converter=SVAL(rparam,2); - int i; - - if (res == 0 || res == ERRmoredata) { - count=SVAL(rparam,4); - p = rdata; - - for (i = 0;i < count;i++, p += 26) { - char *sname = p; - int comment_offset = (IVAL(p,22) & 0xFFFF)-converter; - char *cmnt = comment_offset?(rdata+comment_offset):""; - if (comment_offset < 0 || comment_offset > rdrcnt) continue; - - stype = IVAL(p,18) & ~SV_TYPE_LOCAL_LIST_ONLY; - - dos_to_unix(sname, True); - dos_to_unix(cmnt, True); - fn(sname, stype, cmnt); - } - } - } - - if (rparam) - free(rparam); - if (rdata) - free(rdata); - - return(count > 0); -} - - - - -static struct { - int prot; - char *name; - } -prots[] = - { - {PROTOCOL_CORE,"PC NETWORK PROGRAM 1.0"}, - {PROTOCOL_COREPLUS,"MICROSOFT NETWORKS 1.03"}, - {PROTOCOL_LANMAN1,"MICROSOFT NETWORKS 3.0"}, - {PROTOCOL_LANMAN1,"LANMAN1.0"}, - {PROTOCOL_LANMAN2,"LM1.2X002"}, - {PROTOCOL_LANMAN2,"Samba"}, - {PROTOCOL_NT1,"NT LANMAN 1.0"}, - {PROTOCOL_NT1,"NT LM 0.12"}, - {-1,NULL} - }; - - -/**************************************************************************** - Send a session setup. The username is in UNIX character format and must be - converted to DOS codepage format before sending. If the password is in - plaintext, the same should be done. -****************************************************************************/ - -BOOL cli_session_setup(struct cli_state *cli, - char *user, - char *pass, int passlen, - char *ntpass, int ntpasslen, - char *workgroup) -{ - char *p; - fstring pword, ntpword; - - if (cli->protocol < PROTOCOL_LANMAN1) - return True; - - if (passlen > sizeof(pword)-1 || ntpasslen > sizeof(ntpword)-1) { - return False; - } - - if (((passlen == 0) || (passlen == 1)) && (pass[0] == '\0')) { - /* Null session connect. */ - pword[0] = '\0'; - ntpword[0] = '\0'; - } else { - if ((cli->sec_mode & 2) && passlen != 24) { - /* - * Encrypted mode needed, and non encrypted password supplied. - */ - passlen = 24; - ntpasslen = 24; - fstrcpy(pword, pass); - unix_to_dos(pword,True); - fstrcpy(ntpword, ntpass);; - unix_to_dos(ntpword,True); - SMBencrypt((uchar *)pword,(uchar *)cli->cryptkey,(uchar *)pword); - SMBNTencrypt((uchar *)ntpword,(uchar *)cli->cryptkey,(uchar *)ntpword); - } else if ((cli->sec_mode & 2) && passlen == 24) { - /* - * Encrypted mode needed, and encrypted password supplied. - */ - memcpy(pword, pass, passlen); - if(ntpasslen == 24) { - memcpy(ntpword, ntpass, ntpasslen); - } else { - fstrcpy(ntpword, ""); - ntpasslen = 0; - } - } else { - /* - * Plaintext mode needed, assume plaintext supplied. - */ - fstrcpy(pword, pass); - unix_to_dos(pword,True); - fstrcpy(ntpword, ""); - ntpasslen = 0; - } - } - - /* if in share level security then don't send a password now */ - if (!(cli->sec_mode & 1)) { - fstrcpy(pword, ""); - passlen=1; - fstrcpy(ntpword, ""); - ntpasslen=1; - } - - /* send a session setup command */ - memset(cli->outbuf,'\0',smb_size); - - if (cli->protocol < PROTOCOL_NT1) - { - set_message(cli->outbuf,10,1 + strlen(user) + passlen,True); - CVAL(cli->outbuf,smb_com) = SMBsesssetupX; - cli_setup_packet(cli); - - CVAL(cli->outbuf,smb_vwv0) = 0xFF; - SSVAL(cli->outbuf,smb_vwv2,cli->max_xmit); - SSVAL(cli->outbuf,smb_vwv3,2); - SSVAL(cli->outbuf,smb_vwv4,1); - SIVAL(cli->outbuf,smb_vwv5,cli->sesskey); - SSVAL(cli->outbuf,smb_vwv7,passlen); - p = smb_buf(cli->outbuf); - memcpy(p,pword,passlen); - p += passlen; - pstrcpy(p,user); - unix_to_dos(p,True); - strupper(p); - } - else - { - set_message(cli->outbuf,13,0,True); - CVAL(cli->outbuf,smb_com) = SMBsesssetupX; - cli_setup_packet(cli); - - CVAL(cli->outbuf,smb_vwv0) = 0xFF; - SSVAL(cli->outbuf,smb_vwv2,CLI_BUFFER_SIZE); - SSVAL(cli->outbuf,smb_vwv3,2); - SSVAL(cli->outbuf,smb_vwv4,cli->pid); - SIVAL(cli->outbuf,smb_vwv5,cli->sesskey); - SSVAL(cli->outbuf,smb_vwv7,passlen); - SSVAL(cli->outbuf,smb_vwv8,ntpasslen); - SSVAL(cli->outbuf,smb_vwv11,0); - p = smb_buf(cli->outbuf); - memcpy(p,pword,passlen); - p += SVAL(cli->outbuf,smb_vwv7); - memcpy(p,ntpword,ntpasslen); - p += SVAL(cli->outbuf,smb_vwv8); - pstrcpy(p,user); - unix_to_dos(p,True); - strupper(p); - p = skip_string(p,1); - pstrcpy(p,workgroup); - strupper(p); - p = skip_string(p,1); - pstrcpy(p,"Unix");p = skip_string(p,1); - pstrcpy(p,"Samba");p = skip_string(p,1); - set_message(cli->outbuf,13,PTR_DIFF(p,smb_buf(cli->outbuf)),False); - } - - cli_send_smb(cli); - if (!cli_receive_smb(cli)) - return False; - - show_msg(cli->inbuf); - - if (CVAL(cli->inbuf,smb_rcls) != 0) { - return False; - } - - /* use the returned vuid from now on */ - cli->vuid = SVAL(cli->inbuf,smb_uid); - - if (cli->protocol >= PROTOCOL_NT1) { - /* - * Save off some of the connected server - * info. - */ - char *server_domain,*server_os,*server_type; - server_os = smb_buf(cli->inbuf); - server_type = skip_string(server_os,1); - server_domain = skip_string(server_type,1); - fstrcpy(cli->server_os, server_os); - dos_to_unix(cli->server_os, True); - fstrcpy(cli->server_type, server_type); - dos_to_unix(cli->server_type, True); - fstrcpy(cli->server_domain, server_domain); - dos_to_unix(cli->server_domain, True); - } - - fstrcpy(cli->user_name, user); - dos_to_unix(cli->user_name, True); - - return True; -} - -/**************************************************************************** - Send a uloggoff. -*****************************************************************************/ - -BOOL cli_ulogoff(struct cli_state *cli) -{ - memset(cli->outbuf,'\0',smb_size); - set_message(cli->outbuf,2,0,True); - CVAL(cli->outbuf,smb_com) = SMBulogoffX; - cli_setup_packet(cli); - SSVAL(cli->outbuf,smb_vwv0,0xFF); - SSVAL(cli->outbuf,smb_vwv2,0); /* no additional info */ - - cli_send_smb(cli); - if (!cli_receive_smb(cli)) - return False; - - return CVAL(cli->inbuf,smb_rcls) == 0; -} - -/**************************************************************************** -send a tconX -****************************************************************************/ -BOOL cli_send_tconX(struct cli_state *cli, - char *share, char *dev, char *pass, int passlen) -{ - fstring fullshare, pword, dos_pword; - char *p; - memset(cli->outbuf,'\0',smb_size); - memset(cli->inbuf,'\0',smb_size); - - fstrcpy(cli->share, share); - - /* in user level security don't send a password now */ - if (cli->sec_mode & 1) { - passlen = 1; - pass = ""; - } - - if ((cli->sec_mode & 2) && *pass && passlen != 24) { - /* - * Non-encrypted passwords - convert to DOS codepage before encryption. - */ - passlen = 24; - fstrcpy(dos_pword,pass); - unix_to_dos(dos_pword,True); - SMBencrypt((uchar *)dos_pword,(uchar *)cli->cryptkey,(uchar *)pword); - } else { - if(!(cli->sec_mode & 2)) { - /* - * Non-encrypted passwords - convert to DOS codepage before using. - */ - fstrcpy(pword,pass); - unix_to_dos(pword,True); - } else { - memcpy(pword, pass, passlen); - } - } - - slprintf(fullshare, sizeof(fullshare)-1, - "\\\\%s\\%s", cli->desthost, share); - unix_to_dos(fullshare, True); - strupper(fullshare); - - set_message(cli->outbuf,4, - 2 + strlen(fullshare) + passlen + strlen(dev),True); - CVAL(cli->outbuf,smb_com) = SMBtconX; - cli_setup_packet(cli); - - SSVAL(cli->outbuf,smb_vwv0,0xFF); - SSVAL(cli->outbuf,smb_vwv3,passlen); - - p = smb_buf(cli->outbuf); - memcpy(p,pword,passlen); - p += passlen; - fstrcpy(p,fullshare); - p = skip_string(p,1); - pstrcpy(p,dev); - unix_to_dos(p,True); - - SCVAL(cli->inbuf,smb_rcls, 1); - - cli_send_smb(cli); - if (!cli_receive_smb(cli)) - return False; - - if (CVAL(cli->inbuf,smb_rcls) != 0) { - return False; - } - - fstrcpy(cli->dev, "A:"); - - if (cli->protocol >= PROTOCOL_NT1) { - fstrcpy(cli->dev, smb_buf(cli->inbuf)); - } - - if (strcasecmp(share,"IPC$")==0) { - fstrcpy(cli->dev, "IPC"); - } - - /* only grab the device if we have a recent protocol level */ - if (cli->protocol >= PROTOCOL_NT1 && - smb_buflen(cli->inbuf) == 3) { - /* almost certainly win95 - enable bug fixes */ - cli->win95 = True; - } - - cli->cnum = SVAL(cli->inbuf,smb_tid); - return True; -} - - -/**************************************************************************** -send a tree disconnect -****************************************************************************/ -BOOL cli_tdis(struct cli_state *cli) -{ - memset(cli->outbuf,'\0',smb_size); - set_message(cli->outbuf,0,0,True); - CVAL(cli->outbuf,smb_com) = SMBtdis; - SSVAL(cli->outbuf,smb_tid,cli->cnum); - cli_setup_packet(cli); - - cli_send_smb(cli); - if (!cli_receive_smb(cli)) - return False; - - return CVAL(cli->inbuf,smb_rcls) == 0; -} - -/**************************************************************************** -rename a file -****************************************************************************/ -BOOL cli_rename(struct cli_state *cli, char *fname_src, char *fname_dst) -{ - char *p; - - memset(cli->outbuf,'\0',smb_size); - memset(cli->inbuf,'\0',smb_size); - - set_message(cli->outbuf,1, 4 + strlen(fname_src) + strlen(fname_dst), True); - - CVAL(cli->outbuf,smb_com) = SMBmv; - SSVAL(cli->outbuf,smb_tid,cli->cnum); - cli_setup_packet(cli); - - SSVAL(cli->outbuf,smb_vwv0,aSYSTEM | aHIDDEN | aDIR); - - p = smb_buf(cli->outbuf); - *p++ = 4; - pstrcpy(p,fname_src); - unix_to_dos(p,True); - p = skip_string(p,1); - *p++ = 4; - pstrcpy(p,fname_dst); - unix_to_dos(p,True); - - cli_send_smb(cli); - if (!cli_receive_smb(cli)) { - return False; - } - - if (CVAL(cli->inbuf,smb_rcls) != 0) { - return False; - } - - return True; -} - -/**************************************************************************** -delete a file -****************************************************************************/ -BOOL cli_unlink(struct cli_state *cli, char *fname) -{ - char *p; - - memset(cli->outbuf,'\0',smb_size); - memset(cli->inbuf,'\0',smb_size); - - set_message(cli->outbuf,1, 2 + strlen(fname),True); - - CVAL(cli->outbuf,smb_com) = SMBunlink; - SSVAL(cli->outbuf,smb_tid,cli->cnum); - cli_setup_packet(cli); - - SSVAL(cli->outbuf,smb_vwv0,aSYSTEM | aHIDDEN); - - p = smb_buf(cli->outbuf); - *p++ = 4; - pstrcpy(p,fname); - unix_to_dos(p,True); - - cli_send_smb(cli); - if (!cli_receive_smb(cli)) { - return False; - } - - if (CVAL(cli->inbuf,smb_rcls) != 0) { - return False; - } - - return True; -} - -/**************************************************************************** -create a directory -****************************************************************************/ -BOOL cli_mkdir(struct cli_state *cli, char *dname) -{ - char *p; - - memset(cli->outbuf,'\0',smb_size); - memset(cli->inbuf,'\0',smb_size); - - set_message(cli->outbuf,0, 2 + strlen(dname),True); - - CVAL(cli->outbuf,smb_com) = SMBmkdir; - SSVAL(cli->outbuf,smb_tid,cli->cnum); - cli_setup_packet(cli); - - p = smb_buf(cli->outbuf); - *p++ = 4; - pstrcpy(p,dname); - unix_to_dos(p,True); - - cli_send_smb(cli); - if (!cli_receive_smb(cli)) { - return False; - } - - if (CVAL(cli->inbuf,smb_rcls) != 0) { - return False; - } - - return True; -} - -/**************************************************************************** -remove a directory -****************************************************************************/ -BOOL cli_rmdir(struct cli_state *cli, char *dname) -{ - char *p; - - memset(cli->outbuf,'\0',smb_size); - memset(cli->inbuf,'\0',smb_size); - - set_message(cli->outbuf,0, 2 + strlen(dname),True); - - CVAL(cli->outbuf,smb_com) = SMBrmdir; - SSVAL(cli->outbuf,smb_tid,cli->cnum); - cli_setup_packet(cli); - - p = smb_buf(cli->outbuf); - *p++ = 4; - pstrcpy(p,dname); - unix_to_dos(p,True); - - cli_send_smb(cli); - if (!cli_receive_smb(cli)) { - return False; - } - - if (CVAL(cli->inbuf,smb_rcls) != 0) { - return False; - } - - return True; -} - - - -/**************************************************************************** -open a file -****************************************************************************/ -int cli_nt_create(struct cli_state *cli, char *fname) -{ - char *p; - - memset(cli->outbuf,'\0',smb_size); - memset(cli->inbuf,'\0',smb_size); - - set_message(cli->outbuf,24,1 + strlen(fname),True); - - CVAL(cli->outbuf,smb_com) = SMBntcreateX; - SSVAL(cli->outbuf,smb_tid,cli->cnum); - cli_setup_packet(cli); - - SSVAL(cli->outbuf,smb_vwv0,0xFF); - SIVAL(cli->outbuf,smb_ntcreate_Flags, 0x06); - SIVAL(cli->outbuf,smb_ntcreate_RootDirectoryFid, 0x0); - SIVAL(cli->outbuf,smb_ntcreate_DesiredAccess, 0x2019f); - SIVAL(cli->outbuf,smb_ntcreate_FileAttributes, 0x0); - SIVAL(cli->outbuf,smb_ntcreate_ShareAccess, 0x03); - SIVAL(cli->outbuf,smb_ntcreate_CreateDisposition, 0x01); - SIVAL(cli->outbuf,smb_ntcreate_CreateOptions, 0x0); - SIVAL(cli->outbuf,smb_ntcreate_ImpersonationLevel, 0x02); - SSVAL(cli->outbuf,smb_ntcreate_NameLength, strlen(fname)); - - p = smb_buf(cli->outbuf); - pstrcpy(p,fname); - unix_to_dos(p,True); - p = skip_string(p,1); - - cli_send_smb(cli); - if (!cli_receive_smb(cli)) { - return -1; - } - - if (CVAL(cli->inbuf,smb_rcls) != 0) { - return -1; - } - - return SVAL(cli->inbuf,smb_vwv2 + 1); -} - - -/**************************************************************************** -open a file -WARNING: if you open with O_WRONLY then getattrE won't work! -****************************************************************************/ -int cli_open(struct cli_state *cli, char *fname, int flags, int share_mode) -{ - char *p; - unsigned openfn=0; - unsigned accessmode=0; - - if (flags & O_CREAT) - openfn |= (1<<4); - if (!(flags & O_EXCL)) { - if (flags & O_TRUNC) - openfn |= (1<<1); - else - openfn |= (1<<0); - } - - accessmode = (share_mode<<4); - - if ((flags & O_ACCMODE) == O_RDWR) { - accessmode |= 2; - } else if ((flags & O_ACCMODE) == O_WRONLY) { - accessmode |= 1; - } - -#if defined(O_SYNC) - if ((flags & O_SYNC) == O_SYNC) { - accessmode |= (1<<14); - } -#endif /* O_SYNC */ - - if (share_mode == DENY_FCB) { - accessmode = 0xFF; - } - - memset(cli->outbuf,'\0',smb_size); - memset(cli->inbuf,'\0',smb_size); - - set_message(cli->outbuf,15,1 + strlen(fname),True); - - CVAL(cli->outbuf,smb_com) = SMBopenX; - SSVAL(cli->outbuf,smb_tid,cli->cnum); - cli_setup_packet(cli); - - SSVAL(cli->outbuf,smb_vwv0,0xFF); - SSVAL(cli->outbuf,smb_vwv2,0); /* no additional info */ - SSVAL(cli->outbuf,smb_vwv3,accessmode); - SSVAL(cli->outbuf,smb_vwv4,aSYSTEM | aHIDDEN); - SSVAL(cli->outbuf,smb_vwv5,0); - SSVAL(cli->outbuf,smb_vwv8,openfn); - - if (cli->use_oplocks) { - /* if using oplocks then ask for a batch oplock via - core and extended methods */ - CVAL(cli->outbuf,smb_flg) |= - FLAG_REQUEST_OPLOCK|FLAG_REQUEST_BATCH_OPLOCK; - SSVAL(cli->outbuf,smb_vwv2,SVAL(cli->outbuf,smb_vwv2) | 6); - } - - p = smb_buf(cli->outbuf); - pstrcpy(p,fname); - unix_to_dos(p,True); - p = skip_string(p,1); - - cli_send_smb(cli); - if (!cli_receive_smb(cli)) { - return -1; - } - - if (CVAL(cli->inbuf,smb_rcls) != 0) { - return -1; - } - - return SVAL(cli->inbuf,smb_vwv2); -} - - - - -/**************************************************************************** - close a file -****************************************************************************/ -BOOL cli_close(struct cli_state *cli, int fnum) -{ - memset(cli->outbuf,'\0',smb_size); - memset(cli->inbuf,'\0',smb_size); - - set_message(cli->outbuf,3,0,True); - - CVAL(cli->outbuf,smb_com) = SMBclose; - SSVAL(cli->outbuf,smb_tid,cli->cnum); - cli_setup_packet(cli); - - SSVAL(cli->outbuf,smb_vwv0,fnum); - SIVALS(cli->outbuf,smb_vwv1,-1); - - cli_send_smb(cli); - if (!cli_receive_smb(cli)) { - return False; - } - - if (CVAL(cli->inbuf,smb_rcls) != 0) { - return False; - } - - return True; -} - - -/**************************************************************************** - lock a file -****************************************************************************/ -BOOL cli_lock(struct cli_state *cli, int fnum, - uint32 offset, uint32 len, int timeout, enum brl_type lock_type) -{ - char *p; - int saved_timeout = cli->timeout; - - memset(cli->outbuf,'\0',smb_size); - memset(cli->inbuf,'\0', smb_size); - - set_message(cli->outbuf,8,10,True); - - CVAL(cli->outbuf,smb_com) = SMBlockingX; - SSVAL(cli->outbuf,smb_tid,cli->cnum); - cli_setup_packet(cli); - - CVAL(cli->outbuf,smb_vwv0) = 0xFF; - SSVAL(cli->outbuf,smb_vwv2,fnum); - CVAL(cli->outbuf,smb_vwv3) = (lock_type == READ_LOCK? 1 : 0); - SIVALS(cli->outbuf, smb_vwv4, timeout); - SSVAL(cli->outbuf,smb_vwv6,0); - SSVAL(cli->outbuf,smb_vwv7,1); - - p = smb_buf(cli->outbuf); - SSVAL(p, 0, cli->pid); - SIVAL(p, 2, offset); - SIVAL(p, 6, len); - cli_send_smb(cli); - - cli->timeout = (timeout == -1) ? 0x7FFFFFFF : (timeout + 2*1000); - - if (!cli_receive_smb(cli)) { - cli->timeout = saved_timeout; - return False; - } - - cli->timeout = saved_timeout; - - if (CVAL(cli->inbuf,smb_rcls) != 0) { - return False; - } - - return True; -} - -/**************************************************************************** - unlock a file -****************************************************************************/ -BOOL cli_unlock(struct cli_state *cli, int fnum, uint32 offset, uint32 len) -{ - char *p; - - memset(cli->outbuf,'\0',smb_size); - memset(cli->inbuf,'\0',smb_size); - - set_message(cli->outbuf,8,10,True); - - CVAL(cli->outbuf,smb_com) = SMBlockingX; - SSVAL(cli->outbuf,smb_tid,cli->cnum); - cli_setup_packet(cli); - - CVAL(cli->outbuf,smb_vwv0) = 0xFF; - SSVAL(cli->outbuf,smb_vwv2,fnum); - CVAL(cli->outbuf,smb_vwv3) = 0; - SIVALS(cli->outbuf, smb_vwv4, 0); - SSVAL(cli->outbuf,smb_vwv6,1); - SSVAL(cli->outbuf,smb_vwv7,0); - - p = smb_buf(cli->outbuf); - SSVAL(p, 0, cli->pid); - SIVAL(p, 2, offset); - SIVAL(p, 6, len); - - cli_send_smb(cli); - if (!cli_receive_smb(cli)) { - return False; - } - - if (CVAL(cli->inbuf,smb_rcls) != 0) { - return False; - } - - return True; -} - - - -/**************************************************************************** -issue a single SMBread and don't wait for a reply -****************************************************************************/ -static void cli_issue_read(struct cli_state *cli, int fnum, off_t offset, - size_t size, int i) -{ - memset(cli->outbuf,'\0',smb_size); - memset(cli->inbuf,'\0',smb_size); - - set_message(cli->outbuf,10,0,True); - - CVAL(cli->outbuf,smb_com) = SMBreadX; - SSVAL(cli->outbuf,smb_tid,cli->cnum); - cli_setup_packet(cli); - - CVAL(cli->outbuf,smb_vwv0) = 0xFF; - SSVAL(cli->outbuf,smb_vwv2,fnum); - SIVAL(cli->outbuf,smb_vwv3,offset); - SSVAL(cli->outbuf,smb_vwv5,size); - SSVAL(cli->outbuf,smb_vwv6,size); - SSVAL(cli->outbuf,smb_mid,cli->mid + i); - - cli_send_smb(cli); -} - -/**************************************************************************** - read from a file -****************************************************************************/ -size_t cli_read(struct cli_state *cli, int fnum, char *buf, off_t offset, size_t size) -{ - char *p; - int total = -1; - int issued=0; - int received=0; -/* - * There is a problem in this code when mpx is more than one. - * for some reason files can get corrupted when being read. - * Until we understand this fully I am serializing reads (one - * read/one reply) for now. JRA. - */ -#if 0 - int mpx = MAX(cli->max_mux-1, 1); -#else - int mpx = 1; -#endif - int block = (cli->max_xmit - (smb_size+32)) & ~1023; - int mid; - int blocks = (size + (block-1)) / block; - - if (size == 0) return 0; - - while (received < blocks) { - int size2; - - while (issued - received < mpx && issued < blocks) { - int size1 = MIN(block, size-issued*block); - cli_issue_read(cli, fnum, offset+issued*block, size1, issued); - issued++; - } - - if (!cli_receive_smb(cli)) { - return total; - } - - received++; - mid = SVAL(cli->inbuf, smb_mid) - cli->mid; - size2 = SVAL(cli->inbuf, smb_vwv5); - - if (CVAL(cli->inbuf,smb_rcls) != 0) { - blocks = MIN(blocks, mid-1); - continue; - } - - if (size2 <= 0) { - blocks = MIN(blocks, mid-1); - /* this distinguishes EOF from an error */ - total = MAX(total, 0); - continue; - } - - if (size2 > block) { - DEBUG(0,("server returned more than we wanted!\n")); - return -1; - } - if (mid >= issued) { - DEBUG(0,("invalid mid from server!\n")); - return -1; - } - p = smb_base(cli->inbuf) + SVAL(cli->inbuf,smb_vwv6); - - memcpy(buf+mid*block, p, size2); - - total = MAX(total, mid*block + size2); - } - - while (received < issued) { - cli_receive_smb(cli); - received++; - } - - return total; -} - - -/**************************************************************************** -issue a single SMBwrite and don't wait for a reply -****************************************************************************/ -static void cli_issue_write(struct cli_state *cli, int fnum, off_t offset, uint16 mode, char *buf, - size_t size, int i) -{ - char *p; - - memset(cli->outbuf,'\0',smb_size); - memset(cli->inbuf,'\0',smb_size); - - set_message(cli->outbuf,12,size,True); - - CVAL(cli->outbuf,smb_com) = SMBwriteX; - SSVAL(cli->outbuf,smb_tid,cli->cnum); - cli_setup_packet(cli); - - CVAL(cli->outbuf,smb_vwv0) = 0xFF; - SSVAL(cli->outbuf,smb_vwv2,fnum); - - SIVAL(cli->outbuf,smb_vwv3,offset); - SIVAL(cli->outbuf,smb_vwv5,IS_BITS_SET_ALL(mode, 0x0008) ? 0xFFFFFFFF : 0); - SSVAL(cli->outbuf,smb_vwv7,mode); - - SSVAL(cli->outbuf,smb_vwv8,IS_BITS_SET_ALL(mode, 0x0008) ? size : 0); - SSVAL(cli->outbuf,smb_vwv10,size); - SSVAL(cli->outbuf,smb_vwv11, - smb_buf(cli->outbuf) - smb_base(cli->outbuf)); - - p = smb_base(cli->outbuf) + SVAL(cli->outbuf,smb_vwv11); - memcpy(p, buf, size); - - SSVAL(cli->outbuf,smb_mid,cli->mid + i); - - show_msg(cli->outbuf); - cli_send_smb(cli); -} - -/**************************************************************************** - write to a file - write_mode: 0x0001 disallow write cacheing - 0x0002 return bytes remaining - 0x0004 use raw named pipe protocol - 0x0008 start of message mode named pipe protocol -****************************************************************************/ -ssize_t cli_write(struct cli_state *cli, - int fnum, uint16 write_mode, - char *buf, off_t offset, size_t size) -{ - int bwritten = 0; - int issued = 0; - int received = 0; - int mpx = MAX(cli->max_mux-1, 1); - int block = (cli->max_xmit - (smb_size+32)) & ~1023; - int blocks = (size + (block-1)) / block; - - while (received < blocks) { - - while ((issued - received < mpx) && (issued < blocks)) - { - int bsent = issued * block; - int size1 = MIN(block, size - bsent); - - cli_issue_write(cli, fnum, offset + bsent, - write_mode, - buf + bsent, - size1, issued); - issued++; - } - - if (!cli_receive_smb(cli)) - { - return bwritten; - } - - received++; - - if (CVAL(cli->inbuf,smb_rcls) != 0) - { - break; - } - - bwritten += SVAL(cli->inbuf, smb_vwv2); - } - - while (received < issued && cli_receive_smb(cli)) - { - received++; - } - - return bwritten; -} - - -/**************************************************************************** - write to a file using a SMBwrite and not bypassing 0 byte writes -****************************************************************************/ -ssize_t cli_smbwrite(struct cli_state *cli, - int fnum, char *buf, off_t offset, size_t size1) -{ - char *p; - ssize_t total = 0; - - do { - size_t size = MIN(size1, cli->max_xmit - 48); - - memset(cli->outbuf,'\0',smb_size); - memset(cli->inbuf,'\0',smb_size); - - set_message(cli->outbuf,5, 3 + size,True); - - CVAL(cli->outbuf,smb_com) = SMBwrite; - SSVAL(cli->outbuf,smb_tid,cli->cnum); - cli_setup_packet(cli); - - SSVAL(cli->outbuf,smb_vwv0,fnum); - SSVAL(cli->outbuf,smb_vwv1,size); - SIVAL(cli->outbuf,smb_vwv2,offset); - SSVAL(cli->outbuf,smb_vwv4,0); - - p = smb_buf(cli->outbuf); - *p++ = 1; - SSVAL(p, 0, size); - memcpy(p+2, buf, size); - - cli_send_smb(cli); - if (!cli_receive_smb(cli)) { - return -1; - } - - if (CVAL(cli->inbuf,smb_rcls) != 0) { - return -1; - } - - size = SVAL(cli->inbuf,smb_vwv0); - if (size == 0) break; - - size1 -= size; - total += size; - } while (size1); - - return total; -} - - -/**************************************************************************** -do a SMBgetattrE call -****************************************************************************/ -BOOL cli_getattrE(struct cli_state *cli, int fd, - uint16 *attr, size_t *size, - time_t *c_time, time_t *a_time, time_t *m_time) -{ - memset(cli->outbuf,'\0',smb_size); - memset(cli->inbuf,'\0',smb_size); - - set_message(cli->outbuf,1,0,True); - - CVAL(cli->outbuf,smb_com) = SMBgetattrE; - SSVAL(cli->outbuf,smb_tid,cli->cnum); - cli_setup_packet(cli); - - SSVAL(cli->outbuf,smb_vwv0,fd); - - cli_send_smb(cli); - if (!cli_receive_smb(cli)) { - return False; - } - - if (CVAL(cli->inbuf,smb_rcls) != 0) { - return False; - } - - if (size) { - *size = IVAL(cli->inbuf, smb_vwv6); - } - - if (attr) { - *attr = SVAL(cli->inbuf,smb_vwv10); - } - - if (c_time) { - *c_time = make_unix_date3(cli->inbuf+smb_vwv0); - } - - if (a_time) { - *a_time = make_unix_date3(cli->inbuf+smb_vwv2); - } - - if (m_time) { - *m_time = make_unix_date3(cli->inbuf+smb_vwv4); - } - - return True; -} - - -/**************************************************************************** -do a SMBgetatr call -****************************************************************************/ -BOOL cli_getatr(struct cli_state *cli, char *fname, - uint16 *attr, size_t *size, time_t *t) -{ - char *p; - - memset(cli->outbuf,'\0',smb_size); - memset(cli->inbuf,'\0',smb_size); - - set_message(cli->outbuf,0,strlen(fname)+2,True); - - CVAL(cli->outbuf,smb_com) = SMBgetatr; - SSVAL(cli->outbuf,smb_tid,cli->cnum); - cli_setup_packet(cli); - - p = smb_buf(cli->outbuf); - *p = 4; - pstrcpy(p+1, fname); - unix_to_dos(p+1,True); - - cli_send_smb(cli); - if (!cli_receive_smb(cli)) { - return False; - } - - if (CVAL(cli->inbuf,smb_rcls) != 0) { - return False; - } - - if (size) { - *size = IVAL(cli->inbuf, smb_vwv3); - } - - if (t) { - *t = make_unix_date3(cli->inbuf+smb_vwv1); - } - - if (attr) { - *attr = SVAL(cli->inbuf,smb_vwv0); - } - - - return True; -} - - -/**************************************************************************** -do a SMBsetatr call -****************************************************************************/ -BOOL cli_setatr(struct cli_state *cli, char *fname, uint16 attr, time_t t) -{ - char *p; - - memset(cli->outbuf,'\0',smb_size); - memset(cli->inbuf,'\0',smb_size); - - set_message(cli->outbuf,8,strlen(fname)+4,True); - - CVAL(cli->outbuf,smb_com) = SMBsetatr; - SSVAL(cli->outbuf,smb_tid,cli->cnum); - cli_setup_packet(cli); - - SSVAL(cli->outbuf,smb_vwv0, attr); - put_dos_date3(cli->outbuf,smb_vwv1, t); - - p = smb_buf(cli->outbuf); - *p = 4; - pstrcpy(p+1, fname); - unix_to_dos(p+1,True); - p = skip_string(p,1); - *p = 4; - - cli_send_smb(cli); - if (!cli_receive_smb(cli)) { - return False; - } - - if (CVAL(cli->inbuf,smb_rcls) != 0) { - return False; - } - - return True; -} - -/**************************************************************************** -send a qpathinfo call -****************************************************************************/ -BOOL cli_qpathinfo(struct cli_state *cli, const char *fname, - time_t *c_time, time_t *a_time, time_t *m_time, - size_t *size, uint16 *mode) -{ - int data_len = 0; - int param_len = 0; - uint16 setup = TRANSACT2_QPATHINFO; - pstring param; - char *rparam=NULL, *rdata=NULL; - int count=8; - BOOL ret; - time_t (*date_fn)(void *); - - param_len = strlen(fname) + 7; - - memset(param, 0, param_len); - SSVAL(param, 0, SMB_INFO_STANDARD); - pstrcpy(¶m[6], fname); - unix_to_dos(¶m[6],True); - - do { - ret = (cli_send_trans(cli, SMBtrans2, - NULL, 0, /* Name, length */ - -1, 0, /* fid, flags */ - &setup, 1, 0, /* setup, length, max */ - param, param_len, 10, /* param, length, max */ - NULL, data_len, cli->max_xmit /* data, length, max */ - ) && - cli_receive_trans(cli, SMBtrans2, - &rparam, ¶m_len, - &rdata, &data_len)); - if (!ret) { - /* we need to work around a Win95 bug - sometimes - it gives ERRSRV/ERRerror temprarily */ - uint8 eclass; - uint32 ecode; - cli_error(cli, &eclass, &ecode, NULL); - if (eclass != ERRSRV || ecode != ERRerror) break; - msleep(100); - } - } while (count-- && ret==False); - - if (!ret || !rdata || data_len < 22) { - return False; - } - - if (cli->win95) { - date_fn = make_unix_date; - } else { - date_fn = make_unix_date2; - } - - if (c_time) { - *c_time = date_fn(rdata+0); - } - if (a_time) { - *a_time = date_fn(rdata+4); - } - if (m_time) { - *m_time = date_fn(rdata+8); - } - if (size) { - *size = IVAL(rdata, 12); - } - if (mode) { - *mode = SVAL(rdata,l1_attrFile); - } - - if (rdata) free(rdata); - if (rparam) free(rparam); - return True; -} - -/**************************************************************************** -send a qpathinfo call with the SMB_QUERY_FILE_ALL_INFO info level -****************************************************************************/ -BOOL cli_qpathinfo2(struct cli_state *cli, const char *fname, - time_t *c_time, time_t *a_time, time_t *m_time, - time_t *w_time, size_t *size, uint16 *mode, - SMB_INO_T *ino) -{ - int data_len = 0; - int param_len = 0; - uint16 setup = TRANSACT2_QPATHINFO; - pstring param; - char *rparam=NULL, *rdata=NULL; - - param_len = strlen(fname) + 7; - - memset(param, 0, param_len); - SSVAL(param, 0, SMB_QUERY_FILE_ALL_INFO); - pstrcpy(¶m[6], fname); - unix_to_dos(¶m[6],True); - - if (!cli_send_trans(cli, SMBtrans2, - NULL, 0, /* name, length */ - -1, 0, /* fid, flags */ - &setup, 1, 0, /* setup, length, max */ - param, param_len, 10, /* param, length, max */ - NULL, data_len, cli->max_xmit /* data, length, max */ - )) { - return False; - } - - if (!cli_receive_trans(cli, SMBtrans2, - &rparam, ¶m_len, - &rdata, &data_len)) { - return False; - } - - if (!rdata || data_len < 22) { - return False; - } - - if (c_time) { - *c_time = interpret_long_date(rdata+0) - cli->serverzone; - } - if (a_time) { - *a_time = interpret_long_date(rdata+8) - cli->serverzone; - } - if (m_time) { - *m_time = interpret_long_date(rdata+16) - cli->serverzone; - } - if (w_time) { - *w_time = interpret_long_date(rdata+24) - cli->serverzone; - } - if (mode) { - *mode = SVAL(rdata, 32); - } - if (size) { - *size = IVAL(rdata, 48); - } - if (ino) { - *ino = IVAL(rdata, 64); - } - - if (rdata) free(rdata); - if (rparam) free(rparam); - return True; -} - - -/**************************************************************************** -send a qfileinfo call -****************************************************************************/ -BOOL cli_qfileinfo(struct cli_state *cli, int fnum, - uint16 *mode, size_t *size, - time_t *c_time, time_t *a_time, time_t *m_time, - time_t *w_time, SMB_INO_T *ino) -{ - int data_len = 0; - int param_len = 0; - uint16 setup = TRANSACT2_QFILEINFO; - pstring param; - char *rparam=NULL, *rdata=NULL; - - /* if its a win95 server then fail this - win95 totally screws it - up */ - if (cli->win95) return False; - - param_len = 4; - - memset(param, 0, param_len); - SSVAL(param, 0, fnum); - SSVAL(param, 2, SMB_QUERY_FILE_ALL_INFO); - - if (!cli_send_trans(cli, SMBtrans2, - NULL, 0, /* name, length */ - -1, 0, /* fid, flags */ - &setup, 1, 0, /* setup, length, max */ - param, param_len, 2, /* param, length, max */ - NULL, data_len, cli->max_xmit /* data, length, max */ - )) { - return False; - } - - if (!cli_receive_trans(cli, SMBtrans2, - &rparam, ¶m_len, - &rdata, &data_len)) { - return False; - } - - if (!rdata || data_len < 68) { - return False; - } - - if (c_time) { - *c_time = interpret_long_date(rdata+0) - cli->serverzone; - } - if (a_time) { - *a_time = interpret_long_date(rdata+8) - cli->serverzone; - } - if (m_time) { - *m_time = interpret_long_date(rdata+16) - cli->serverzone; - } - if (w_time) { - *w_time = interpret_long_date(rdata+24) - cli->serverzone; - } - if (mode) { - *mode = SVAL(rdata, 32); - } - if (size) { - *size = IVAL(rdata, 48); - } - if (ino) { - *ino = IVAL(rdata, 64); - } - - if (rdata) free(rdata); - if (rparam) free(rparam); - return True; -} - - -/**************************************************************************** -interpret a long filename structure - this is mostly guesses at the moment -The length of the structure is returned -The structure of a long filename depends on the info level. 260 is used -by NT and 2 is used by OS/2 -****************************************************************************/ -static int interpret_long_filename(int level,char *p,file_info *finfo) -{ - extern file_info def_finfo; - - if (finfo) - memcpy(finfo,&def_finfo,sizeof(*finfo)); - - switch (level) - { - case 1: /* OS/2 understands this */ - if (finfo) { - /* these dates are converted to GMT by make_unix_date */ - finfo->ctime = make_unix_date2(p+4); - finfo->atime = make_unix_date2(p+8); - finfo->mtime = make_unix_date2(p+12); - finfo->size = IVAL(p,16); - finfo->mode = CVAL(p,24); - pstrcpy(finfo->name,p+27); - dos_to_unix(finfo->name,True); - } - return(28 + CVAL(p,26)); - - case 2: /* this is what OS/2 uses mostly */ - if (finfo) { - /* these dates are converted to GMT by make_unix_date */ - finfo->ctime = make_unix_date2(p+4); - finfo->atime = make_unix_date2(p+8); - finfo->mtime = make_unix_date2(p+12); - finfo->size = IVAL(p,16); - finfo->mode = CVAL(p,24); - pstrcpy(finfo->name,p+31); - dos_to_unix(finfo->name,True); - } - return(32 + CVAL(p,30)); - - /* levels 3 and 4 are untested */ - case 3: - if (finfo) { - /* these dates are probably like the other ones */ - finfo->ctime = make_unix_date2(p+8); - finfo->atime = make_unix_date2(p+12); - finfo->mtime = make_unix_date2(p+16); - finfo->size = IVAL(p,20); - finfo->mode = CVAL(p,28); - pstrcpy(finfo->name,p+33); - dos_to_unix(finfo->name,True); - } - return(SVAL(p,4)+4); - - case 4: - if (finfo) { - /* these dates are probably like the other ones */ - finfo->ctime = make_unix_date2(p+8); - finfo->atime = make_unix_date2(p+12); - finfo->mtime = make_unix_date2(p+16); - finfo->size = IVAL(p,20); - finfo->mode = CVAL(p,28); - pstrcpy(finfo->name,p+37); - dos_to_unix(finfo->name,True); - } - return(SVAL(p,4)+4); - - case 260: /* NT uses this, but also accepts 2 */ - if (finfo) { - int ret = SVAL(p,0); - int namelen; - p += 4; /* next entry offset */ - p += 4; /* fileindex */ - - /* these dates appear to arrive in a - weird way. It seems to be localtime - plus the serverzone given in the - initial connect. This is GMT when - DST is not in effect and one hour - from GMT otherwise. Can this really - be right?? - - I suppose this could be called - kludge-GMT. Is is the GMT you get - by using the current DST setting on - a different localtime. It will be - cheap to calculate, I suppose, as - no DST tables will be needed */ - - finfo->ctime = interpret_long_date(p); p += 8; - finfo->atime = interpret_long_date(p); p += 8; - finfo->mtime = interpret_long_date(p); p += 8; p += 8; - finfo->size = IVAL(p,0); p += 8; - p += 8; /* alloc size */ - finfo->mode = CVAL(p,0); p += 4; - namelen = IVAL(p,0); p += 4; - p += 4; /* EA size */ - p += 2; /* short name len? */ - p += 24; /* short name? */ - StrnCpy(finfo->name,p,MIN(sizeof(finfo->name)-1,namelen)); - dos_to_unix(finfo->name,True); - return(ret); - } - return(SVAL(p,0)); - } - - DEBUG(1,("Unknown long filename format %d\n",level)); - return(SVAL(p,0)); -} - - -/**************************************************************************** - do a directory listing, calling fn on each file found - ****************************************************************************/ -int cli_list(struct cli_state *cli,const char *Mask,uint16 attribute, - void (*fn)(file_info *, const char *)) -{ - int max_matches = 512; - /* NT uses 260, OS/2 uses 2. Both accept 1. */ - int info_level = cli->protocol<PROTOCOL_NT1?1:260; - char *p, *p2; - pstring mask; - file_info finfo; - int i; - char *dirlist = NULL; - int dirlist_len = 0; - int total_received = -1; - BOOL First = True; - int ff_searchcount=0; - int ff_eos=0; - int ff_lastname=0; - int ff_dir_handle=0; - int loop_count = 0; - char *rparam=NULL, *rdata=NULL; - int param_len, data_len; - - uint16 setup; - pstring param; - - pstrcpy(mask,Mask); - unix_to_dos(mask,True); - - while (ff_eos == 0) { - loop_count++; - if (loop_count > 200) { - DEBUG(0,("Error: Looping in FIND_NEXT??\n")); - break; - } - - param_len = 12+strlen(mask)+1; - - if (First) { - setup = TRANSACT2_FINDFIRST; - SSVAL(param,0,attribute); /* attribute */ - SSVAL(param,2,max_matches); /* max count */ - SSVAL(param,4,4+2); /* resume required + close on end */ - SSVAL(param,6,info_level); - SIVAL(param,8,0); - pstrcpy(param+12,mask); - } else { - setup = TRANSACT2_FINDNEXT; - SSVAL(param,0,ff_dir_handle); - SSVAL(param,2,max_matches); /* max count */ - SSVAL(param,4,info_level); - SIVAL(param,6,0); /* ff_resume_key */ - SSVAL(param,10,8+4+2); /* continue + resume required + close on end */ - pstrcpy(param+12,mask); - - DEBUG(5,("hand=0x%X ff_lastname=%d mask=%s\n", - ff_dir_handle,ff_lastname,mask)); - } - - if (!cli_send_trans(cli, SMBtrans2, - NULL, 0, /* Name, length */ - -1, 0, /* fid, flags */ - &setup, 1, 0, /* setup, length, max */ - param, param_len, 10, /* param, length, max */ - NULL, 0, - cli->max_xmit /* data, length, max */ - )) { - break; - } - - if (!cli_receive_trans(cli, SMBtrans2, - &rparam, ¶m_len, - &rdata, &data_len)) { - /* we need to work around a Win95 bug - sometimes - it gives ERRSRV/ERRerror temprarily */ - uint8 eclass; - uint32 ecode; - cli_error(cli, &eclass, &ecode, NULL); - if (eclass != ERRSRV || ecode != ERRerror) break; - msleep(100); - continue; - } - - if (total_received == -1) total_received = 0; - - /* parse out some important return info */ - p = rparam; - if (First) { - ff_dir_handle = SVAL(p,0); - ff_searchcount = SVAL(p,2); - ff_eos = SVAL(p,4); - ff_lastname = SVAL(p,8); - } else { - ff_searchcount = SVAL(p,0); - ff_eos = SVAL(p,2); - ff_lastname = SVAL(p,6); - } - - if (ff_searchcount == 0) - break; - - /* point to the data bytes */ - p = rdata; - - /* we might need the lastname for continuations */ - if (ff_lastname > 0) { - switch(info_level) - { - case 260: - StrnCpy(mask,p+ff_lastname, - MIN(sizeof(mask)-1,data_len-ff_lastname)); - break; - case 1: - pstrcpy(mask,p + ff_lastname + 1); - break; - } - } else { - pstrcpy(mask,""); - } - - dos_to_unix(mask, True); - - /* and add them to the dirlist pool */ - dirlist = Realloc(dirlist,dirlist_len + data_len); - - if (!dirlist) { - DEBUG(0,("Failed to expand dirlist\n")); - break; - } - - /* put in a length for the last entry, to ensure we can chain entries - into the next packet */ - for (p2=p,i=0;i<(ff_searchcount-1);i++) - p2 += interpret_long_filename(info_level,p2,NULL); - SSVAL(p2,0,data_len - PTR_DIFF(p2,p)); - - /* grab the data for later use */ - memcpy(dirlist+dirlist_len,p,data_len); - dirlist_len += data_len; - - total_received += ff_searchcount; - - if (rdata) free(rdata); rdata = NULL; - if (rparam) free(rparam); rparam = NULL; - - DEBUG(3,("received %d entries (eos=%d)\n", - ff_searchcount,ff_eos)); - - if (ff_searchcount > 0) loop_count = 0; - - First = False; - } - - for (p=dirlist,i=0;i<total_received;i++) { - p += interpret_long_filename(info_level,p,&finfo); - fn(&finfo, Mask); - } - - /* free up the dirlist buffer */ - if (dirlist) free(dirlist); - return(total_received); -} - - -/**************************************************************************** -Send a SamOEMChangePassword command -****************************************************************************/ - -BOOL cli_oem_change_password(struct cli_state *cli, const char *user, const char *new_password, - const char *old_password) -{ - char param[16+sizeof(fstring)]; - char data[532]; - char *p = param; - fstring upper_case_old_pw; - fstring upper_case_new_pw; - unsigned char old_pw_hash[16]; - unsigned char new_pw_hash[16]; - int data_len; - int param_len = 0; - char *rparam = NULL; - char *rdata = NULL; - int rprcnt, rdrcnt; - pstring dos_new_password; - - if (strlen(user) >= sizeof(fstring)-1) { - DEBUG(0,("cli_oem_change_password: user name %s is too long.\n", user)); - return False; - } - - SSVAL(p,0,214); /* SamOEMChangePassword command. */ - p += 2; - pstrcpy(p, "zsT"); - p = skip_string(p,1); - pstrcpy(p, "B516B16"); - p = skip_string(p,1); - pstrcpy(p,user); - p = skip_string(p,1); - SSVAL(p,0,532); - p += 2; - - param_len = PTR_DIFF(p,param); - - /* - * Get the Lanman hash of the old password, we - * use this as the key to make_oem_passwd_hash(). - */ - memset(upper_case_old_pw, '\0', sizeof(upper_case_old_pw)); - fstrcpy(upper_case_old_pw, old_password); - unix_to_dos(upper_case_old_pw,True); - strupper(upper_case_old_pw); - E_P16((uchar *)upper_case_old_pw, old_pw_hash); - - pstrcpy(dos_new_password, new_password); - unix_to_dos(dos_new_password, True); - - if (!make_oem_passwd_hash( data, dos_new_password, old_pw_hash, False)) - return False; - - /* - * Now place the old password hash in the data. - */ - memset(upper_case_new_pw, '\0', sizeof(upper_case_new_pw)); - fstrcpy(upper_case_new_pw, new_password); - unix_to_dos(upper_case_new_pw,True); - strupper(upper_case_new_pw); - - E_P16((uchar *)upper_case_new_pw, new_pw_hash); - - E_old_pw_hash( new_pw_hash, old_pw_hash, (uchar *)&data[516]); - - data_len = 532; - - if (cli_send_trans(cli,SMBtrans, - PIPE_LANMAN,strlen(PIPE_LANMAN), /* name, length */ - 0,0, /* fid, flags */ - NULL,0,0, /* setup, length, max */ - param,param_len,2, /* param, length, max */ - data,data_len,0 /* data, length, max */ - ) == False) { - DEBUG(0,("cli_oem_change_password: Failed to send password change for user %s\n", - user )); - return False; - } - - if (cli_receive_trans(cli,SMBtrans, - &rparam, &rprcnt, - &rdata, &rdrcnt)) { - if (rparam) - cli->rap_error = SVAL(rparam,0); - } - - if (rparam) - free(rparam); - if (rdata) - free(rdata); - - return (cli->rap_error == 0); -} - -/**************************************************************************** -send a negprot command -****************************************************************************/ -BOOL cli_negprot(struct cli_state *cli) -{ - char *p; - int numprots; - int plength; - - memset(cli->outbuf,'\0',smb_size); - - /* setup the protocol strings */ - for (plength=0,numprots=0; - prots[numprots].name && prots[numprots].prot<=cli->protocol; - numprots++) - plength += strlen(prots[numprots].name)+2; - - set_message(cli->outbuf,0,plength,True); - - p = smb_buf(cli->outbuf); - for (numprots=0; - prots[numprots].name && prots[numprots].prot<=cli->protocol; - numprots++) { - *p++ = 2; - pstrcpy(p,prots[numprots].name); - unix_to_dos(p,True); - p += strlen(p) + 1; - } - - CVAL(cli->outbuf,smb_com) = SMBnegprot; - cli_setup_packet(cli); - - CVAL(smb_buf(cli->outbuf),0) = 2; - - cli_send_smb(cli); - if (!cli_receive_smb(cli)) - return False; - - show_msg(cli->inbuf); - - if (CVAL(cli->inbuf,smb_rcls) != 0 || - ((int)SVAL(cli->inbuf,smb_vwv0) >= numprots)) { - return(False); - } - - cli->protocol = prots[SVAL(cli->inbuf,smb_vwv0)].prot; - - - if (cli->protocol >= PROTOCOL_NT1) { - /* NT protocol */ - cli->sec_mode = CVAL(cli->inbuf,smb_vwv1); - cli->max_mux = SVAL(cli->inbuf, smb_vwv1+1); - cli->max_xmit = IVAL(cli->inbuf,smb_vwv3+1); - cli->sesskey = IVAL(cli->inbuf,smb_vwv7+1); - cli->serverzone = SVALS(cli->inbuf,smb_vwv15+1); - cli->serverzone *= 60; - /* this time arrives in real GMT */ - cli->servertime = interpret_long_date(cli->inbuf+smb_vwv11+1); - memcpy(cli->cryptkey,smb_buf(cli->inbuf),8); - cli->capabilities = IVAL(cli->inbuf,smb_vwv9+1); - if (cli->capabilities & 1) { - cli->readbraw_supported = True; - cli->writebraw_supported = True; - } - } else if (cli->protocol >= PROTOCOL_LANMAN1) { - cli->sec_mode = SVAL(cli->inbuf,smb_vwv1); - cli->max_xmit = SVAL(cli->inbuf,smb_vwv2); - cli->sesskey = IVAL(cli->inbuf,smb_vwv6); - cli->serverzone = SVALS(cli->inbuf,smb_vwv10); - cli->serverzone *= 60; - /* this time is converted to GMT by make_unix_date */ - cli->servertime = make_unix_date(cli->inbuf+smb_vwv8); - cli->readbraw_supported = ((SVAL(cli->inbuf,smb_vwv5) & 0x1) != 0); - cli->writebraw_supported = ((SVAL(cli->inbuf,smb_vwv5) & 0x2) != 0); - memcpy(cli->cryptkey,smb_buf(cli->inbuf),8); - } else { - /* the old core protocol */ - cli->sec_mode = 0; - cli->serverzone = TimeDiff(time(NULL)); - } - - cli->max_xmit = MIN(cli->max_xmit, CLI_BUFFER_SIZE); - - return True; -} - - -/**************************************************************************** - send a session request. see rfc1002.txt 4.3 and 4.3.2 -****************************************************************************/ -BOOL cli_session_request(struct cli_state *cli, - struct nmb_name *calling, struct nmb_name *called) -{ - char *p; - int len = 4; - /* send a session request (RFC 1002) */ - - memcpy(&(cli->calling), calling, sizeof(*calling)); - memcpy(&(cli->called ), called , sizeof(*called )); - - /* put in the destination name */ - p = cli->outbuf+len; - name_mangle(cli->called .name, p, cli->called .name_type); - len += name_len(p); - - /* and my name */ - p = cli->outbuf+len; - name_mangle(cli->calling.name, p, cli->calling.name_type); - len += name_len(p); - - /* setup the packet length */ - _smb_setlen(cli->outbuf,len); - CVAL(cli->outbuf,0) = 0x81; - -#ifdef WITH_SSL -retry: -#endif /* WITH_SSL */ - - cli_send_smb(cli); - DEBUG(5,("Sent session request\n")); - - if (!cli_receive_smb(cli)) - return False; - - if (CVAL(cli->inbuf,0) == 0x84) { - /* C. Hoch 9/14/95 Start */ - /* For information, here is the response structure. - * We do the byte-twiddling to for portability. - struct RetargetResponse{ - unsigned char type; - unsigned char flags; - int16 length; - int32 ip_addr; - int16 port; - }; - */ - int port = (CVAL(cli->inbuf,8)<<8)+CVAL(cli->inbuf,9); - /* SESSION RETARGET */ - putip((char *)&cli->dest_ip,cli->inbuf+4); - - cli->fd = open_socket_out(SOCK_STREAM, &cli->dest_ip, port, LONG_CONNECT_TIMEOUT); - if (cli->fd == -1) - return False; - - DEBUG(3,("Retargeted\n")); - - set_socket_options(cli->fd,user_socket_options); - - /* Try again */ - { - static int depth; - BOOL ret; - if (depth > 4) { - DEBUG(0,("Retarget recursion - failing\n")); - return False; - } - depth++; - ret = cli_session_request(cli, calling, called); - depth--; - return ret; - } - } /* C. Hoch 9/14/95 End */ - -#ifdef WITH_SSL - if (CVAL(cli->inbuf,0) == 0x83 && CVAL(cli->inbuf,4) == 0x8e){ /* use ssl */ - if (!sslutil_fd_is_ssl(cli->fd)){ - if (sslutil_connect(cli->fd) == 0) - goto retry; - } - } -#endif /* WITH_SSL */ - - if (CVAL(cli->inbuf,0) != 0x82) { - /* This is the wrong place to put the error... JRA. */ - cli->rap_error = CVAL(cli->inbuf,4); - return False; - } - return(True); -} - - -/**************************************************************************** -open the client sockets -****************************************************************************/ -BOOL cli_connect(struct cli_state *cli, const char *host, struct in_addr *ip) -{ - extern struct in_addr ipzero; - - fstrcpy(cli->desthost, host); - - if (!ip || ip_equal(*ip, ipzero)) { - if (!resolve_name( cli->desthost, &cli->dest_ip, 0x20)) { - return False; - } - if (ip) *ip = cli->dest_ip; - } else { - cli->dest_ip = *ip; - } - - if (cli->port == 0) cli->port = 139; /* Set to default */ - - cli->fd = open_socket_out(SOCK_STREAM, &cli->dest_ip, - cli->port, cli->timeout); - if (cli->fd == -1) - return False; - - set_socket_options(cli->fd,user_socket_options); - - return True; -} - - /**************************************************************************** initialise a client structure ****************************************************************************/ @@ -2689,88 +218,6 @@ void cli_shutdown(struct cli_state *cli) /**************************************************************************** - return error codes for the last packet - returns 0 if there was no error and the best approx of a unix errno - otherwise - - for 32 bit "warnings", a return code of 0 is expected. - -****************************************************************************/ -int cli_error(struct cli_state *cli, uint8 *eclass, uint32 *num, uint32 *nt_rpc_error) -{ - int flgs2; - char rcls; - int code; - - if (eclass) *eclass = 0; - if (num ) *num = 0; - if (nt_rpc_error) *nt_rpc_error = 0; - - if(!cli->initialised) - return EINVAL; - - if(!cli->inbuf) - return ENOMEM; - - flgs2 = SVAL(cli->inbuf,smb_flg2); - if (nt_rpc_error) *nt_rpc_error = cli->nt_error; - - if (flgs2 & FLAGS2_32_BIT_ERROR_CODES) { - /* 32 bit error codes detected */ - uint32 nt_err = IVAL(cli->inbuf,smb_rcls); - if (num) *num = nt_err; - DEBUG(10,("cli_error: 32 bit codes: code=%08x\n", nt_err)); - if (!IS_BITS_SET_ALL(nt_err, 0xc0000000)) return 0; - - switch (nt_err & 0xFFFFFF) { - case NT_STATUS_ACCESS_VIOLATION: return EACCES; - case NT_STATUS_NO_SUCH_FILE: return ENOENT; - case NT_STATUS_NO_SUCH_DEVICE: return ENODEV; - case NT_STATUS_INVALID_HANDLE: return EBADF; - case NT_STATUS_NO_MEMORY: return ENOMEM; - case NT_STATUS_ACCESS_DENIED: return EACCES; - case NT_STATUS_OBJECT_NAME_NOT_FOUND: return ENOENT; - case NT_STATUS_SHARING_VIOLATION: return EBUSY; - case NT_STATUS_OBJECT_PATH_INVALID: return ENOTDIR; - case NT_STATUS_OBJECT_NAME_COLLISION: return EEXIST; - } - - /* for all other cases - a default code */ - return EINVAL; - } - - rcls = CVAL(cli->inbuf,smb_rcls); - code = SVAL(cli->inbuf,smb_err); - if (rcls == 0) return 0; - - if (eclass) *eclass = rcls; - if (num ) *num = code; - - if (rcls == ERRDOS) { - switch (code) { - case ERRbadfile: return ENOENT; - case ERRbadpath: return ENOTDIR; - case ERRnoaccess: return EACCES; - case ERRfilexists: return EEXIST; - case ERRrename: return EEXIST; - case ERRbadshare: return EBUSY; - case ERRlock: return EBUSY; - } - } - if (rcls == ERRSRV) { - switch (code) { - case ERRbadpw: return EPERM; - case ERRaccess: return EACCES; - case ERRnoresource: return ENOMEM; - case ERRinvdevice: return ENODEV; - case ERRinvnetname: return ENODEV; - } - } - /* for other cases */ - return EINVAL; -} - -/**************************************************************************** set socket options on a open connection ****************************************************************************/ void cli_sockopt(struct cli_state *cli, char *options) @@ -2788,508 +235,3 @@ uint16 cli_setpid(struct cli_state *cli, uint16 pid) return ret; } -/**************************************************************************** -re-establishes a connection -****************************************************************************/ -BOOL cli_reestablish_connection(struct cli_state *cli) -{ - struct nmb_name calling; - struct nmb_name called; - fstring dest_host; - fstring share; - fstring dev; - BOOL do_tcon = False; - int oldfd = cli->fd; - - if (!cli->initialised || cli->fd == -1) - { - DEBUG(3,("cli_reestablish_connection: not connected\n")); - return False; - } - - /* copy the parameters necessary to re-establish the connection */ - - if (cli->cnum != 0) - { - fstrcpy(share, cli->share); - fstrcpy(dev , cli->dev); - do_tcon = True; - } - - memcpy(&called , &(cli->called ), sizeof(called )); - memcpy(&calling, &(cli->calling), sizeof(calling)); - fstrcpy(dest_host, cli->full_dest_host_name); - - DEBUG(5,("cli_reestablish_connection: %s connecting to %s (ip %s) - %s [%s]\n", - nmb_namestr(&calling), nmb_namestr(&called), - inet_ntoa(cli->dest_ip), - cli->user_name, cli->domain)); - - cli->fd = -1; - - if (cli_establish_connection(cli, - dest_host, &cli->dest_ip, - &calling, &called, - share, dev, False, do_tcon)) { - if (cli->fd != oldfd) { - if (dup2(cli->fd, oldfd) == oldfd) { - close(cli->fd); - } - } - return True; - } - return False; -} - -/**************************************************************************** -establishes a connection right up to doing tconX, reading in a password. -****************************************************************************/ -BOOL cli_establish_connection(struct cli_state *cli, - char *dest_host, struct in_addr *dest_ip, - struct nmb_name *calling, struct nmb_name *called, - char *service, char *service_type, - BOOL do_shutdown, BOOL do_tcon) -{ - DEBUG(5,("cli_establish_connection: %s connecting to %s (%s) - %s [%s]\n", - nmb_namestr(calling), nmb_namestr(called), inet_ntoa(*dest_ip), - cli->user_name, cli->domain)); - - /* establish connection */ - - if ((!cli->initialised)) - { - return False; - } - - if (cli->fd == -1) - { - if (!cli_connect(cli, dest_host, dest_ip)) - { - DEBUG(1,("cli_establish_connection: failed to connect to %s (%s)\n", - nmb_namestr(calling), inet_ntoa(*dest_ip))); - return False; - } - } - - if (!cli_session_request(cli, calling, called)) - { - DEBUG(1,("failed session request\n")); - if (do_shutdown) - cli_shutdown(cli); - return False; - } - - if (!cli_negprot(cli)) - { - DEBUG(1,("failed negprot\n")); - if (do_shutdown) - cli_shutdown(cli); - return False; - } - - if (cli->pwd.cleartext || cli->pwd.null_pwd) - { - fstring passwd; - int pass_len; - - if (cli->pwd.null_pwd) - { - /* attempt null session */ - passwd[0] = 0; - pass_len = 1; - } - else - { - /* attempt clear-text session */ - pwd_get_cleartext(&(cli->pwd), passwd); - pass_len = strlen(passwd); - } - - /* attempt clear-text session */ - if (!cli_session_setup(cli, cli->user_name, - passwd, pass_len, - NULL, 0, - cli->domain)) - { - DEBUG(1,("failed session setup\n")); - if (do_shutdown) - { - cli_shutdown(cli); - } - return False; - } - if (do_tcon) - { - if (!cli_send_tconX(cli, service, service_type, - (char*)passwd, strlen(passwd))) - { - DEBUG(1,("failed tcon_X\n")); - if (do_shutdown) - { - cli_shutdown(cli); - } - return False; - } - } - } - else - { - /* attempt encrypted session */ - unsigned char nt_sess_pwd[24]; - unsigned char lm_sess_pwd[24]; - - /* creates (storing a copy of) and then obtains a 24 byte password OWF */ - pwd_make_lm_nt_owf(&(cli->pwd), cli->cryptkey); - pwd_get_lm_nt_owf(&(cli->pwd), lm_sess_pwd, nt_sess_pwd); - - /* attempt encrypted session */ - if (!cli_session_setup(cli, cli->user_name, - (char*)lm_sess_pwd, sizeof(lm_sess_pwd), - (char*)nt_sess_pwd, sizeof(nt_sess_pwd), - cli->domain)) - { - DEBUG(1,("failed session setup\n")); - if (do_shutdown) - cli_shutdown(cli); - return False; - } - - if (do_tcon) - { - if (!cli_send_tconX(cli, service, service_type, - (char*)nt_sess_pwd, sizeof(nt_sess_pwd))) - { - DEBUG(1,("failed tcon_X\n")); - if (do_shutdown) - cli_shutdown(cli); - return False; - } - } - } - - if (do_shutdown) - cli_shutdown(cli); - - return True; -} - - -/**************************************************************************** - cancel a print job - ****************************************************************************/ -int cli_printjob_del(struct cli_state *cli, int job) -{ - char *rparam = NULL; - char *rdata = NULL; - char *p; - int rdrcnt,rprcnt, ret = -1; - pstring param; - - memset(param,'\0',sizeof(param)); - - p = param; - SSVAL(p,0,81); /* DosPrintJobDel() */ - p += 2; - pstrcpy(p,"W"); - p = skip_string(p,1); - pstrcpy(p,""); - p = skip_string(p,1); - SSVAL(p,0,job); - p += 2; - - if (cli_api(cli, - param, PTR_DIFF(p,param), 1024, /* Param, length, maxlen */ - NULL, 0, CLI_BUFFER_SIZE, /* data, length, maxlen */ - &rparam, &rprcnt, /* return params, length */ - &rdata, &rdrcnt)) { /* return data, length */ - ret = SVAL(rparam,0); - } - - if (rparam) free(rparam); - if (rdata) free(rdata); - - return ret; -} - - -/**************************************************************************** -call fn() on each entry in a print queue -****************************************************************************/ -int cli_print_queue(struct cli_state *cli, - void (*fn)(struct print_job_info *)) -{ - char *rparam = NULL; - char *rdata = NULL; - char *p; - int rdrcnt, rprcnt; - pstring param; - int result_code=0; - int i = -1; - - memset(param,'\0',sizeof(param)); - - p = param; - SSVAL(p,0,76); /* API function number 76 (DosPrintJobEnum) */ - p += 2; - pstrcpy(p,"zWrLeh"); /* parameter description? */ - p = skip_string(p,1); - pstrcpy(p,"WWzWWDDzz"); /* returned data format */ - p = skip_string(p,1); - pstrcpy(p,cli->share); /* name of queue */ - p = skip_string(p,1); - SSVAL(p,0,2); /* API function level 2, PRJINFO_2 data structure */ - SSVAL(p,2,1000); /* size of bytes of returned data buffer */ - p += 4; - pstrcpy(p,""); /* subformat */ - p = skip_string(p,1); - - DEBUG(4,("doing cli_print_queue for %s\n", cli->share)); - - if (cli_api(cli, - param, PTR_DIFF(p,param), 1024, /* Param, length, maxlen */ - NULL, 0, CLI_BUFFER_SIZE, /* data, length, maxlen */ - &rparam, &rprcnt, /* return params, length */ - &rdata, &rdrcnt)) { /* return data, length */ - int converter; - result_code = SVAL(rparam,0); - converter = SVAL(rparam,2); /* conversion factor */ - - if (result_code == 0) { - struct print_job_info job; - - p = rdata; - - for (i = 0; i < SVAL(rparam,4); ++i) { - job.id = SVAL(p,0); - job.priority = SVAL(p,2); - fstrcpy(job.user, - fix_char_ptr(SVAL(p,4), converter, - rdata, rdrcnt)); - job.t = make_unix_date3(p + 12); - job.size = IVAL(p,16); - fstrcpy(job.name,fix_char_ptr(SVAL(p,24), - converter, - rdata, rdrcnt)); - fn(&job); - p += 28; - } - } - } - - /* If any parameters or data were returned, free the storage. */ - if(rparam) free(rparam); - if(rdata) free(rdata); - - return i; -} - -/**************************************************************************** -check for existance of a dir -****************************************************************************/ -BOOL cli_chkpath(struct cli_state *cli, char *path) -{ - pstring path2; - char *p; - - safe_strcpy(path2,path,sizeof(pstring)); - trim_string(path2,NULL,"\\"); - if (!*path2) *path2 = '\\'; - - memset(cli->outbuf,'\0',smb_size); - set_message(cli->outbuf,0,4 + strlen(path2),True); - SCVAL(cli->outbuf,smb_com,SMBchkpth); - SSVAL(cli->outbuf,smb_tid,cli->cnum); - cli_setup_packet(cli); - p = smb_buf(cli->outbuf); - *p++ = 4; - safe_strcpy(p,path2,strlen(path2)); - unix_to_dos(p,True); - - cli_send_smb(cli); - if (!cli_receive_smb(cli)) { - return False; - } - - if (cli_error(cli, NULL, NULL, NULL)) return False; - - return True; -} - - -/**************************************************************************** -start a message sequence -****************************************************************************/ -BOOL cli_message_start(struct cli_state *cli, char *host, char *username, - int *grp) -{ - char *p; - - /* send a SMBsendstrt command */ - memset(cli->outbuf,'\0',smb_size); - set_message(cli->outbuf,0,0,True); - CVAL(cli->outbuf,smb_com) = SMBsendstrt; - SSVAL(cli->outbuf,smb_tid,cli->cnum); - cli_setup_packet(cli); - - p = smb_buf(cli->outbuf); - *p++ = 4; - pstrcpy(p,username); - unix_to_dos(p,True); - p = skip_string(p,1); - *p++ = 4; - pstrcpy(p,host); - unix_to_dos(p,True); - p = skip_string(p,1); - - set_message(cli->outbuf,0,PTR_DIFF(p,smb_buf(cli->outbuf)),False); - - cli_send_smb(cli); - - if (!cli_receive_smb(cli)) { - return False; - } - - if (cli_error(cli, NULL, NULL, NULL)) return False; - - *grp = SVAL(cli->inbuf,smb_vwv0); - - return True; -} - - -/**************************************************************************** -send a message -****************************************************************************/ -BOOL cli_message_text(struct cli_state *cli, char *msg, int len, int grp) -{ - char *p; - - memset(cli->outbuf,'\0',smb_size); - set_message(cli->outbuf,1,len+3,True); - CVAL(cli->outbuf,smb_com) = SMBsendtxt; - SSVAL(cli->outbuf,smb_tid,cli->cnum); - cli_setup_packet(cli); - - SSVAL(cli->outbuf,smb_vwv0,grp); - - p = smb_buf(cli->outbuf); - *p = 1; - SSVAL(p,1,len); - memcpy(p+3,msg,len); - cli_send_smb(cli); - - if (!cli_receive_smb(cli)) { - return False; - } - - if (cli_error(cli, NULL, NULL, NULL)) return False; - - return True; -} - -/**************************************************************************** -end a message -****************************************************************************/ -BOOL cli_message_end(struct cli_state *cli, int grp) -{ - memset(cli->outbuf,'\0',smb_size); - set_message(cli->outbuf,1,0,True); - CVAL(cli->outbuf,smb_com) = SMBsendend; - SSVAL(cli->outbuf,smb_tid,cli->cnum); - - SSVAL(cli->outbuf,smb_vwv0,grp); - - cli_setup_packet(cli); - - cli_send_smb(cli); - - if (!cli_receive_smb(cli)) { - return False; - } - - if (cli_error(cli, NULL, NULL, NULL)) return False; - - return True; -} - - -/**************************************************************************** -query disk space -****************************************************************************/ -BOOL cli_dskattr(struct cli_state *cli, int *bsize, int *total, int *avail) -{ - memset(cli->outbuf,'\0',smb_size); - set_message(cli->outbuf,0,0,True); - CVAL(cli->outbuf,smb_com) = SMBdskattr; - SSVAL(cli->outbuf,smb_tid,cli->cnum); - cli_setup_packet(cli); - - cli_send_smb(cli); - if (!cli_receive_smb(cli)) { - return False; - } - - *bsize = SVAL(cli->inbuf,smb_vwv1)*SVAL(cli->inbuf,smb_vwv2); - *total = SVAL(cli->inbuf,smb_vwv0); - *avail = SVAL(cli->inbuf,smb_vwv3); - - return True; -} - -/**************************************************************************** - Attempt a NetBIOS session request, falling back to *SMBSERVER if needed. -****************************************************************************/ - -BOOL attempt_netbios_session_request(struct cli_state *cli, char *srchost, char *desthost, - struct in_addr *pdest_ip) -{ - struct nmb_name calling, called; - - make_nmb_name(&calling, srchost, 0x0); - - /* - * If the called name is an IP address - * then use *SMBSERVER immediately. - */ - - if(is_ipaddress(desthost)) - make_nmb_name(&called, "*SMBSERVER", 0x20); - else - make_nmb_name(&called, desthost, 0x20); - - if (!cli_session_request(cli, &calling, &called)) { - struct nmb_name smbservername; - - make_nmb_name(&smbservername , "*SMBSERVER", 0x20); - - /* - * If the name wasn't *SMBSERVER then - * try with *SMBSERVER if the first name fails. - */ - - if (nmb_name_equal(&called, &smbservername)) { - - /* - * The name used was *SMBSERVER, don't bother with another name. - */ - - DEBUG(0,("attempt_netbios_session_request: %s rejected the session for name *SMBSERVER \ -with error %s.\n", desthost, cli_errstr(cli) )); - cli_shutdown(cli); - return False; - } - - cli_shutdown(cli); - - if (!cli_initialise(cli) || - !cli_connect(cli, desthost, pdest_ip) || - !cli_session_request(cli, &calling, &smbservername)) { - DEBUG(0,("attempt_netbios_session_request: %s rejected the session for \ -name *SMBSERVER with error %s\n", desthost, cli_errstr(cli) )); - cli_shutdown(cli); - return False; - } - } - - return True; -} diff --git a/source3/libsmb/clierror.c b/source3/libsmb/clierror.c new file mode 100644 index 0000000000..e09064bf0f --- /dev/null +++ b/source3/libsmb/clierror.c @@ -0,0 +1,213 @@ +/* + Unix SMB/Netbios implementation. + Version 3.0 + client error handling routines + Copyright (C) Andrew Tridgell 1994-1998 + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. +*/ + +#define NO_SYSLOG + +#include "includes.h" + + +extern int DEBUGLEVEL; + + +/***************************************************** + RAP error codes - a small start but will be extended. +*******************************************************/ + +static struct +{ + int err; + char *message; +} rap_errmap[] = +{ + {5, "User has insufficient privilege" }, + {86, "The specified password is invalid" }, + {2226, "Operation only permitted on a Primary Domain Controller" }, + {2242, "The password of this user has expired." }, + {2243, "The password of this user cannot change." }, + {2244, "This password cannot be used now (password history conflict)." }, + {2245, "The password is shorter than required." }, + {2246, "The password of this user is too recent to change."}, + + /* these really shouldn't be here ... */ + {0x80, "Not listening on called name"}, + {0x81, "Not listening for calling name"}, + {0x82, "Called name not present"}, + {0x83, "Called name present, but insufficient resources"}, + + {0, NULL} +}; + +/**************************************************************************** + return a description of an SMB error +****************************************************************************/ +static char *cli_smb_errstr(struct cli_state *cli) +{ + return smb_errstr(cli->inbuf); +} + +/****************************************************** + Return an error message - either an SMB error or a RAP + error. +*******************************************************/ + +char *cli_errstr(struct cli_state *cli) +{ + static fstring error_message; + uint8 errclass; + uint32 errnum; + uint32 nt_rpc_error; + int i; + + /* + * Errors are of three kinds - smb errors, + * dealt with by cli_smb_errstr, NT errors, + * whose code is in cli.nt_error, and rap + * errors, whose error code is in cli.rap_error. + */ + + cli_error(cli, &errclass, &errnum, &nt_rpc_error); + + if (errclass != 0) + { + return cli_smb_errstr(cli); + } + + /* + * Was it an NT error ? + */ + + if (nt_rpc_error) + { + char *nt_msg = get_nt_error_msg(nt_rpc_error); + + if (nt_msg == NULL) + { + slprintf(error_message, sizeof(fstring) - 1, "NT code %d", nt_rpc_error); + } + else + { + fstrcpy(error_message, nt_msg); + } + + return error_message; + } + + /* + * Must have been a rap error. + */ + + slprintf(error_message, sizeof(error_message) - 1, "code %d", cli->rap_error); + + for (i = 0; rap_errmap[i].message != NULL; i++) + { + if (rap_errmap[i].err == cli->rap_error) + { + fstrcpy( error_message, rap_errmap[i].message); + break; + } + } + + return error_message; +} + + +/**************************************************************************** + return error codes for the last packet + returns 0 if there was no error and the best approx of a unix errno + otherwise + + for 32 bit "warnings", a return code of 0 is expected. + +****************************************************************************/ +int cli_error(struct cli_state *cli, uint8 *eclass, uint32 *num, uint32 *nt_rpc_error) +{ + int flgs2; + char rcls; + int code; + + if (eclass) *eclass = 0; + if (num ) *num = 0; + if (nt_rpc_error) *nt_rpc_error = 0; + + if(!cli->initialised) + return EINVAL; + + if(!cli->inbuf) + return ENOMEM; + + flgs2 = SVAL(cli->inbuf,smb_flg2); + if (nt_rpc_error) *nt_rpc_error = cli->nt_error; + + if (flgs2 & FLAGS2_32_BIT_ERROR_CODES) { + /* 32 bit error codes detected */ + uint32 nt_err = IVAL(cli->inbuf,smb_rcls); + if (num) *num = nt_err; + DEBUG(10,("cli_error: 32 bit codes: code=%08x\n", nt_err)); + if (!IS_BITS_SET_ALL(nt_err, 0xc0000000)) return 0; + + switch (nt_err & 0xFFFFFF) { + case NT_STATUS_ACCESS_VIOLATION: return EACCES; + case NT_STATUS_NO_SUCH_FILE: return ENOENT; + case NT_STATUS_NO_SUCH_DEVICE: return ENODEV; + case NT_STATUS_INVALID_HANDLE: return EBADF; + case NT_STATUS_NO_MEMORY: return ENOMEM; + case NT_STATUS_ACCESS_DENIED: return EACCES; + case NT_STATUS_OBJECT_NAME_NOT_FOUND: return ENOENT; + case NT_STATUS_SHARING_VIOLATION: return EBUSY; + case NT_STATUS_OBJECT_PATH_INVALID: return ENOTDIR; + case NT_STATUS_OBJECT_NAME_COLLISION: return EEXIST; + } + + /* for all other cases - a default code */ + return EINVAL; + } + + rcls = CVAL(cli->inbuf,smb_rcls); + code = SVAL(cli->inbuf,smb_err); + if (rcls == 0) return 0; + + if (eclass) *eclass = rcls; + if (num ) *num = code; + + if (rcls == ERRDOS) { + switch (code) { + case ERRbadfile: return ENOENT; + case ERRbadpath: return ENOTDIR; + case ERRnoaccess: return EACCES; + case ERRfilexists: return EEXIST; + case ERRrename: return EEXIST; + case ERRbadshare: return EBUSY; + case ERRlock: return EBUSY; + } + } + if (rcls == ERRSRV) { + switch (code) { + case ERRbadpw: return EPERM; + case ERRaccess: return EACCES; + case ERRnoresource: return ENOMEM; + case ERRinvdevice: return ENODEV; + case ERRinvnetname: return ENODEV; + } + } + /* for other cases */ + return EINVAL; +} + diff --git a/source3/libsmb/clifile.c b/source3/libsmb/clifile.c new file mode 100644 index 0000000000..214c30d930 --- /dev/null +++ b/source3/libsmb/clifile.c @@ -0,0 +1,609 @@ +/* + Unix SMB/Netbios implementation. + Version 3.0 + client file operations + Copyright (C) Andrew Tridgell 1994-1998 + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. +*/ + +#define NO_SYSLOG + +#include "includes.h" + +/**************************************************************************** +rename a file +****************************************************************************/ +BOOL cli_rename(struct cli_state *cli, char *fname_src, char *fname_dst) +{ + char *p; + + memset(cli->outbuf,'\0',smb_size); + memset(cli->inbuf,'\0',smb_size); + + set_message(cli->outbuf,1, 4 + strlen(fname_src) + strlen(fname_dst), True); + + CVAL(cli->outbuf,smb_com) = SMBmv; + SSVAL(cli->outbuf,smb_tid,cli->cnum); + cli_setup_packet(cli); + + SSVAL(cli->outbuf,smb_vwv0,aSYSTEM | aHIDDEN | aDIR); + + p = smb_buf(cli->outbuf); + *p++ = 4; + pstrcpy(p,fname_src); + unix_to_dos(p,True); + p = skip_string(p,1); + *p++ = 4; + pstrcpy(p,fname_dst); + unix_to_dos(p,True); + + cli_send_smb(cli); + if (!cli_receive_smb(cli)) { + return False; + } + + if (CVAL(cli->inbuf,smb_rcls) != 0) { + return False; + } + + return True; +} + +/**************************************************************************** +delete a file +****************************************************************************/ +BOOL cli_unlink(struct cli_state *cli, char *fname) +{ + char *p; + + memset(cli->outbuf,'\0',smb_size); + memset(cli->inbuf,'\0',smb_size); + + set_message(cli->outbuf,1, 2 + strlen(fname),True); + + CVAL(cli->outbuf,smb_com) = SMBunlink; + SSVAL(cli->outbuf,smb_tid,cli->cnum); + cli_setup_packet(cli); + + SSVAL(cli->outbuf,smb_vwv0,aSYSTEM | aHIDDEN); + + p = smb_buf(cli->outbuf); + *p++ = 4; + pstrcpy(p,fname); + unix_to_dos(p,True); + + cli_send_smb(cli); + if (!cli_receive_smb(cli)) { + return False; + } + + if (CVAL(cli->inbuf,smb_rcls) != 0) { + return False; + } + + return True; +} + +/**************************************************************************** +create a directory +****************************************************************************/ +BOOL cli_mkdir(struct cli_state *cli, char *dname) +{ + char *p; + + memset(cli->outbuf,'\0',smb_size); + memset(cli->inbuf,'\0',smb_size); + + set_message(cli->outbuf,0, 2 + strlen(dname),True); + + CVAL(cli->outbuf,smb_com) = SMBmkdir; + SSVAL(cli->outbuf,smb_tid,cli->cnum); + cli_setup_packet(cli); + + p = smb_buf(cli->outbuf); + *p++ = 4; + pstrcpy(p,dname); + unix_to_dos(p,True); + + cli_send_smb(cli); + if (!cli_receive_smb(cli)) { + return False; + } + + if (CVAL(cli->inbuf,smb_rcls) != 0) { + return False; + } + + return True; +} + +/**************************************************************************** +remove a directory +****************************************************************************/ +BOOL cli_rmdir(struct cli_state *cli, char *dname) +{ + char *p; + + memset(cli->outbuf,'\0',smb_size); + memset(cli->inbuf,'\0',smb_size); + + set_message(cli->outbuf,0, 2 + strlen(dname),True); + + CVAL(cli->outbuf,smb_com) = SMBrmdir; + SSVAL(cli->outbuf,smb_tid,cli->cnum); + cli_setup_packet(cli); + + p = smb_buf(cli->outbuf); + *p++ = 4; + pstrcpy(p,dname); + unix_to_dos(p,True); + + cli_send_smb(cli); + if (!cli_receive_smb(cli)) { + return False; + } + + if (CVAL(cli->inbuf,smb_rcls) != 0) { + return False; + } + + return True; +} + + + +/**************************************************************************** +open a file +****************************************************************************/ +int cli_nt_create(struct cli_state *cli, char *fname) +{ + char *p; + + memset(cli->outbuf,'\0',smb_size); + memset(cli->inbuf,'\0',smb_size); + + set_message(cli->outbuf,24,1 + strlen(fname),True); + + CVAL(cli->outbuf,smb_com) = SMBntcreateX; + SSVAL(cli->outbuf,smb_tid,cli->cnum); + cli_setup_packet(cli); + + SSVAL(cli->outbuf,smb_vwv0,0xFF); + SIVAL(cli->outbuf,smb_ntcreate_Flags, 0x06); + SIVAL(cli->outbuf,smb_ntcreate_RootDirectoryFid, 0x0); + SIVAL(cli->outbuf,smb_ntcreate_DesiredAccess, 0x2019f); + SIVAL(cli->outbuf,smb_ntcreate_FileAttributes, 0x0); + SIVAL(cli->outbuf,smb_ntcreate_ShareAccess, 0x03); + SIVAL(cli->outbuf,smb_ntcreate_CreateDisposition, 0x01); + SIVAL(cli->outbuf,smb_ntcreate_CreateOptions, 0x0); + SIVAL(cli->outbuf,smb_ntcreate_ImpersonationLevel, 0x02); + SSVAL(cli->outbuf,smb_ntcreate_NameLength, strlen(fname)); + + p = smb_buf(cli->outbuf); + pstrcpy(p,fname); + unix_to_dos(p,True); + p = skip_string(p,1); + + cli_send_smb(cli); + if (!cli_receive_smb(cli)) { + return -1; + } + + if (CVAL(cli->inbuf,smb_rcls) != 0) { + return -1; + } + + return SVAL(cli->inbuf,smb_vwv2 + 1); +} + + +/**************************************************************************** +open a file +WARNING: if you open with O_WRONLY then getattrE won't work! +****************************************************************************/ +int cli_open(struct cli_state *cli, char *fname, int flags, int share_mode) +{ + char *p; + unsigned openfn=0; + unsigned accessmode=0; + + if (flags & O_CREAT) + openfn |= (1<<4); + if (!(flags & O_EXCL)) { + if (flags & O_TRUNC) + openfn |= (1<<1); + else + openfn |= (1<<0); + } + + accessmode = (share_mode<<4); + + if ((flags & O_ACCMODE) == O_RDWR) { + accessmode |= 2; + } else if ((flags & O_ACCMODE) == O_WRONLY) { + accessmode |= 1; + } + +#if defined(O_SYNC) + if ((flags & O_SYNC) == O_SYNC) { + accessmode |= (1<<14); + } +#endif /* O_SYNC */ + + if (share_mode == DENY_FCB) { + accessmode = 0xFF; + } + + memset(cli->outbuf,'\0',smb_size); + memset(cli->inbuf,'\0',smb_size); + + set_message(cli->outbuf,15,1 + strlen(fname),True); + + CVAL(cli->outbuf,smb_com) = SMBopenX; + SSVAL(cli->outbuf,smb_tid,cli->cnum); + cli_setup_packet(cli); + + SSVAL(cli->outbuf,smb_vwv0,0xFF); + SSVAL(cli->outbuf,smb_vwv2,0); /* no additional info */ + SSVAL(cli->outbuf,smb_vwv3,accessmode); + SSVAL(cli->outbuf,smb_vwv4,aSYSTEM | aHIDDEN); + SSVAL(cli->outbuf,smb_vwv5,0); + SSVAL(cli->outbuf,smb_vwv8,openfn); + + if (cli->use_oplocks) { + /* if using oplocks then ask for a batch oplock via + core and extended methods */ + CVAL(cli->outbuf,smb_flg) |= + FLAG_REQUEST_OPLOCK|FLAG_REQUEST_BATCH_OPLOCK; + SSVAL(cli->outbuf,smb_vwv2,SVAL(cli->outbuf,smb_vwv2) | 6); + } + + p = smb_buf(cli->outbuf); + pstrcpy(p,fname); + unix_to_dos(p,True); + p = skip_string(p,1); + + cli_send_smb(cli); + if (!cli_receive_smb(cli)) { + return -1; + } + + if (CVAL(cli->inbuf,smb_rcls) != 0) { + return -1; + } + + return SVAL(cli->inbuf,smb_vwv2); +} + + + + +/**************************************************************************** + close a file +****************************************************************************/ +BOOL cli_close(struct cli_state *cli, int fnum) +{ + memset(cli->outbuf,'\0',smb_size); + memset(cli->inbuf,'\0',smb_size); + + set_message(cli->outbuf,3,0,True); + + CVAL(cli->outbuf,smb_com) = SMBclose; + SSVAL(cli->outbuf,smb_tid,cli->cnum); + cli_setup_packet(cli); + + SSVAL(cli->outbuf,smb_vwv0,fnum); + SIVALS(cli->outbuf,smb_vwv1,-1); + + cli_send_smb(cli); + if (!cli_receive_smb(cli)) { + return False; + } + + if (CVAL(cli->inbuf,smb_rcls) != 0) { + return False; + } + + return True; +} + + +/**************************************************************************** + lock a file +****************************************************************************/ +BOOL cli_lock(struct cli_state *cli, int fnum, + uint32 offset, uint32 len, int timeout, enum brl_type lock_type) +{ + char *p; + int saved_timeout = cli->timeout; + + memset(cli->outbuf,'\0',smb_size); + memset(cli->inbuf,'\0', smb_size); + + set_message(cli->outbuf,8,10,True); + + CVAL(cli->outbuf,smb_com) = SMBlockingX; + SSVAL(cli->outbuf,smb_tid,cli->cnum); + cli_setup_packet(cli); + + CVAL(cli->outbuf,smb_vwv0) = 0xFF; + SSVAL(cli->outbuf,smb_vwv2,fnum); + CVAL(cli->outbuf,smb_vwv3) = (lock_type == READ_LOCK? 1 : 0); + SIVALS(cli->outbuf, smb_vwv4, timeout); + SSVAL(cli->outbuf,smb_vwv6,0); + SSVAL(cli->outbuf,smb_vwv7,1); + + p = smb_buf(cli->outbuf); + SSVAL(p, 0, cli->pid); + SIVAL(p, 2, offset); + SIVAL(p, 6, len); + cli_send_smb(cli); + + cli->timeout = (timeout == -1) ? 0x7FFFFFFF : (timeout + 2*1000); + + if (!cli_receive_smb(cli)) { + cli->timeout = saved_timeout; + return False; + } + + cli->timeout = saved_timeout; + + if (CVAL(cli->inbuf,smb_rcls) != 0) { + return False; + } + + return True; +} + +/**************************************************************************** + unlock a file +****************************************************************************/ +BOOL cli_unlock(struct cli_state *cli, int fnum, uint32 offset, uint32 len) +{ + char *p; + + memset(cli->outbuf,'\0',smb_size); + memset(cli->inbuf,'\0',smb_size); + + set_message(cli->outbuf,8,10,True); + + CVAL(cli->outbuf,smb_com) = SMBlockingX; + SSVAL(cli->outbuf,smb_tid,cli->cnum); + cli_setup_packet(cli); + + CVAL(cli->outbuf,smb_vwv0) = 0xFF; + SSVAL(cli->outbuf,smb_vwv2,fnum); + CVAL(cli->outbuf,smb_vwv3) = 0; + SIVALS(cli->outbuf, smb_vwv4, 0); + SSVAL(cli->outbuf,smb_vwv6,1); + SSVAL(cli->outbuf,smb_vwv7,0); + + p = smb_buf(cli->outbuf); + SSVAL(p, 0, cli->pid); + SIVAL(p, 2, offset); + SIVAL(p, 6, len); + + cli_send_smb(cli); + if (!cli_receive_smb(cli)) { + return False; + } + + if (CVAL(cli->inbuf,smb_rcls) != 0) { + return False; + } + + return True; +} + + + + + +/**************************************************************************** +do a SMBgetattrE call +****************************************************************************/ +BOOL cli_getattrE(struct cli_state *cli, int fd, + uint16 *attr, size_t *size, + time_t *c_time, time_t *a_time, time_t *m_time) +{ + memset(cli->outbuf,'\0',smb_size); + memset(cli->inbuf,'\0',smb_size); + + set_message(cli->outbuf,1,0,True); + + CVAL(cli->outbuf,smb_com) = SMBgetattrE; + SSVAL(cli->outbuf,smb_tid,cli->cnum); + cli_setup_packet(cli); + + SSVAL(cli->outbuf,smb_vwv0,fd); + + cli_send_smb(cli); + if (!cli_receive_smb(cli)) { + return False; + } + + if (CVAL(cli->inbuf,smb_rcls) != 0) { + return False; + } + + if (size) { + *size = IVAL(cli->inbuf, smb_vwv6); + } + + if (attr) { + *attr = SVAL(cli->inbuf,smb_vwv10); + } + + if (c_time) { + *c_time = make_unix_date3(cli->inbuf+smb_vwv0); + } + + if (a_time) { + *a_time = make_unix_date3(cli->inbuf+smb_vwv2); + } + + if (m_time) { + *m_time = make_unix_date3(cli->inbuf+smb_vwv4); + } + + return True; +} + + +/**************************************************************************** +do a SMBgetatr call +****************************************************************************/ +BOOL cli_getatr(struct cli_state *cli, char *fname, + uint16 *attr, size_t *size, time_t *t) +{ + char *p; + + memset(cli->outbuf,'\0',smb_size); + memset(cli->inbuf,'\0',smb_size); + + set_message(cli->outbuf,0,strlen(fname)+2,True); + + CVAL(cli->outbuf,smb_com) = SMBgetatr; + SSVAL(cli->outbuf,smb_tid,cli->cnum); + cli_setup_packet(cli); + + p = smb_buf(cli->outbuf); + *p = 4; + pstrcpy(p+1, fname); + unix_to_dos(p+1,True); + + cli_send_smb(cli); + if (!cli_receive_smb(cli)) { + return False; + } + + if (CVAL(cli->inbuf,smb_rcls) != 0) { + return False; + } + + if (size) { + *size = IVAL(cli->inbuf, smb_vwv3); + } + + if (t) { + *t = make_unix_date3(cli->inbuf+smb_vwv1); + } + + if (attr) { + *attr = SVAL(cli->inbuf,smb_vwv0); + } + + + return True; +} + + +/**************************************************************************** +do a SMBsetatr call +****************************************************************************/ +BOOL cli_setatr(struct cli_state *cli, char *fname, uint16 attr, time_t t) +{ + char *p; + + memset(cli->outbuf,'\0',smb_size); + memset(cli->inbuf,'\0',smb_size); + + set_message(cli->outbuf,8,strlen(fname)+4,True); + + CVAL(cli->outbuf,smb_com) = SMBsetatr; + SSVAL(cli->outbuf,smb_tid,cli->cnum); + cli_setup_packet(cli); + + SSVAL(cli->outbuf,smb_vwv0, attr); + put_dos_date3(cli->outbuf,smb_vwv1, t); + + p = smb_buf(cli->outbuf); + *p = 4; + pstrcpy(p+1, fname); + unix_to_dos(p+1,True); + p = skip_string(p,1); + *p = 4; + + cli_send_smb(cli); + if (!cli_receive_smb(cli)) { + return False; + } + + if (CVAL(cli->inbuf,smb_rcls) != 0) { + return False; + } + + return True; +} + + +/**************************************************************************** +check for existance of a dir +****************************************************************************/ +BOOL cli_chkpath(struct cli_state *cli, char *path) +{ + pstring path2; + char *p; + + safe_strcpy(path2,path,sizeof(pstring)); + trim_string(path2,NULL,"\\"); + if (!*path2) *path2 = '\\'; + + memset(cli->outbuf,'\0',smb_size); + set_message(cli->outbuf,0,4 + strlen(path2),True); + SCVAL(cli->outbuf,smb_com,SMBchkpth); + SSVAL(cli->outbuf,smb_tid,cli->cnum); + cli_setup_packet(cli); + p = smb_buf(cli->outbuf); + *p++ = 4; + safe_strcpy(p,path2,strlen(path2)); + unix_to_dos(p,True); + + cli_send_smb(cli); + if (!cli_receive_smb(cli)) { + return False; + } + + if (cli_error(cli, NULL, NULL, NULL)) return False; + + return True; +} + + + +/**************************************************************************** +query disk space +****************************************************************************/ +BOOL cli_dskattr(struct cli_state *cli, int *bsize, int *total, int *avail) +{ + memset(cli->outbuf,'\0',smb_size); + set_message(cli->outbuf,0,0,True); + CVAL(cli->outbuf,smb_com) = SMBdskattr; + SSVAL(cli->outbuf,smb_tid,cli->cnum); + cli_setup_packet(cli); + + cli_send_smb(cli); + if (!cli_receive_smb(cli)) { + return False; + } + + *bsize = SVAL(cli->inbuf,smb_vwv1)*SVAL(cli->inbuf,smb_vwv2); + *total = SVAL(cli->inbuf,smb_vwv0); + *avail = SVAL(cli->inbuf,smb_vwv3); + + return True; +} + diff --git a/source3/libsmb/clilist.c b/source3/libsmb/clilist.c new file mode 100644 index 0000000000..4cb477961b --- /dev/null +++ b/source3/libsmb/clilist.c @@ -0,0 +1,303 @@ +/* + Unix SMB/Netbios implementation. + Version 3.0 + client directory list routines + Copyright (C) Andrew Tridgell 1994-1998 + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. +*/ + +#define NO_SYSLOG + +#include "includes.h" + + +/**************************************************************************** +interpret a long filename structure - this is mostly guesses at the moment +The length of the structure is returned +The structure of a long filename depends on the info level. 260 is used +by NT and 2 is used by OS/2 +****************************************************************************/ +static int interpret_long_filename(int level,char *p,file_info *finfo) +{ + extern file_info def_finfo; + + if (finfo) + memcpy(finfo,&def_finfo,sizeof(*finfo)); + + switch (level) + { + case 1: /* OS/2 understands this */ + if (finfo) { + /* these dates are converted to GMT by make_unix_date */ + finfo->ctime = make_unix_date2(p+4); + finfo->atime = make_unix_date2(p+8); + finfo->mtime = make_unix_date2(p+12); + finfo->size = IVAL(p,16); + finfo->mode = CVAL(p,24); + pstrcpy(finfo->name,p+27); + dos_to_unix(finfo->name,True); + } + return(28 + CVAL(p,26)); + + case 2: /* this is what OS/2 uses mostly */ + if (finfo) { + /* these dates are converted to GMT by make_unix_date */ + finfo->ctime = make_unix_date2(p+4); + finfo->atime = make_unix_date2(p+8); + finfo->mtime = make_unix_date2(p+12); + finfo->size = IVAL(p,16); + finfo->mode = CVAL(p,24); + pstrcpy(finfo->name,p+31); + dos_to_unix(finfo->name,True); + } + return(32 + CVAL(p,30)); + + /* levels 3 and 4 are untested */ + case 3: + if (finfo) { + /* these dates are probably like the other ones */ + finfo->ctime = make_unix_date2(p+8); + finfo->atime = make_unix_date2(p+12); + finfo->mtime = make_unix_date2(p+16); + finfo->size = IVAL(p,20); + finfo->mode = CVAL(p,28); + pstrcpy(finfo->name,p+33); + dos_to_unix(finfo->name,True); + } + return(SVAL(p,4)+4); + + case 4: + if (finfo) { + /* these dates are probably like the other ones */ + finfo->ctime = make_unix_date2(p+8); + finfo->atime = make_unix_date2(p+12); + finfo->mtime = make_unix_date2(p+16); + finfo->size = IVAL(p,20); + finfo->mode = CVAL(p,28); + pstrcpy(finfo->name,p+37); + dos_to_unix(finfo->name,True); + } + return(SVAL(p,4)+4); + + case 260: /* NT uses this, but also accepts 2 */ + if (finfo) { + int ret = SVAL(p,0); + int namelen; + p += 4; /* next entry offset */ + p += 4; /* fileindex */ + + /* these dates appear to arrive in a + weird way. It seems to be localtime + plus the serverzone given in the + initial connect. This is GMT when + DST is not in effect and one hour + from GMT otherwise. Can this really + be right?? + + I suppose this could be called + kludge-GMT. Is is the GMT you get + by using the current DST setting on + a different localtime. It will be + cheap to calculate, I suppose, as + no DST tables will be needed */ + + finfo->ctime = interpret_long_date(p); p += 8; + finfo->atime = interpret_long_date(p); p += 8; + finfo->mtime = interpret_long_date(p); p += 8; p += 8; + finfo->size = IVAL(p,0); p += 8; + p += 8; /* alloc size */ + finfo->mode = CVAL(p,0); p += 4; + namelen = IVAL(p,0); p += 4; + p += 4; /* EA size */ + p += 2; /* short name len? */ + p += 24; /* short name? */ + StrnCpy(finfo->name,p,MIN(sizeof(finfo->name)-1,namelen)); + dos_to_unix(finfo->name,True); + return(ret); + } + return(SVAL(p,0)); + } + + DEBUG(1,("Unknown long filename format %d\n",level)); + return(SVAL(p,0)); +} + + +/**************************************************************************** + do a directory listing, calling fn on each file found + ****************************************************************************/ +int cli_list(struct cli_state *cli,const char *Mask,uint16 attribute, + void (*fn)(file_info *, const char *)) +{ + int max_matches = 512; + /* NT uses 260, OS/2 uses 2. Both accept 1. */ + int info_level = cli->protocol<PROTOCOL_NT1?1:260; + char *p, *p2; + pstring mask; + file_info finfo; + int i; + char *dirlist = NULL; + int dirlist_len = 0; + int total_received = -1; + BOOL First = True; + int ff_searchcount=0; + int ff_eos=0; + int ff_lastname=0; + int ff_dir_handle=0; + int loop_count = 0; + char *rparam=NULL, *rdata=NULL; + int param_len, data_len; + + uint16 setup; + pstring param; + + pstrcpy(mask,Mask); + unix_to_dos(mask,True); + + while (ff_eos == 0) { + loop_count++; + if (loop_count > 200) { + DEBUG(0,("Error: Looping in FIND_NEXT??\n")); + break; + } + + param_len = 12+strlen(mask)+1; + + if (First) { + setup = TRANSACT2_FINDFIRST; + SSVAL(param,0,attribute); /* attribute */ + SSVAL(param,2,max_matches); /* max count */ + SSVAL(param,4,4+2); /* resume required + close on end */ + SSVAL(param,6,info_level); + SIVAL(param,8,0); + pstrcpy(param+12,mask); + } else { + setup = TRANSACT2_FINDNEXT; + SSVAL(param,0,ff_dir_handle); + SSVAL(param,2,max_matches); /* max count */ + SSVAL(param,4,info_level); + SIVAL(param,6,0); /* ff_resume_key */ + SSVAL(param,10,8+4+2); /* continue + resume required + close on end */ + pstrcpy(param+12,mask); + + DEBUG(5,("hand=0x%X ff_lastname=%d mask=%s\n", + ff_dir_handle,ff_lastname,mask)); + } + + if (!cli_send_trans(cli, SMBtrans2, + NULL, 0, /* Name, length */ + -1, 0, /* fid, flags */ + &setup, 1, 0, /* setup, length, max */ + param, param_len, 10, /* param, length, max */ + NULL, 0, + cli->max_xmit /* data, length, max */ + )) { + break; + } + + if (!cli_receive_trans(cli, SMBtrans2, + &rparam, ¶m_len, + &rdata, &data_len)) { + /* we need to work around a Win95 bug - sometimes + it gives ERRSRV/ERRerror temprarily */ + uint8 eclass; + uint32 ecode; + cli_error(cli, &eclass, &ecode, NULL); + if (eclass != ERRSRV || ecode != ERRerror) break; + msleep(100); + continue; + } + + if (total_received == -1) total_received = 0; + + /* parse out some important return info */ + p = rparam; + if (First) { + ff_dir_handle = SVAL(p,0); + ff_searchcount = SVAL(p,2); + ff_eos = SVAL(p,4); + ff_lastname = SVAL(p,8); + } else { + ff_searchcount = SVAL(p,0); + ff_eos = SVAL(p,2); + ff_lastname = SVAL(p,6); + } + + if (ff_searchcount == 0) + break; + + /* point to the data bytes */ + p = rdata; + + /* we might need the lastname for continuations */ + if (ff_lastname > 0) { + switch(info_level) + { + case 260: + StrnCpy(mask,p+ff_lastname, + MIN(sizeof(mask)-1,data_len-ff_lastname)); + break; + case 1: + pstrcpy(mask,p + ff_lastname + 1); + break; + } + } else { + pstrcpy(mask,""); + } + + dos_to_unix(mask, True); + + /* and add them to the dirlist pool */ + dirlist = Realloc(dirlist,dirlist_len + data_len); + + if (!dirlist) { + DEBUG(0,("Failed to expand dirlist\n")); + break; + } + + /* put in a length for the last entry, to ensure we can chain entries + into the next packet */ + for (p2=p,i=0;i<(ff_searchcount-1);i++) + p2 += interpret_long_filename(info_level,p2,NULL); + SSVAL(p2,0,data_len - PTR_DIFF(p2,p)); + + /* grab the data for later use */ + memcpy(dirlist+dirlist_len,p,data_len); + dirlist_len += data_len; + + total_received += ff_searchcount; + + if (rdata) free(rdata); rdata = NULL; + if (rparam) free(rparam); rparam = NULL; + + DEBUG(3,("received %d entries (eos=%d)\n", + ff_searchcount,ff_eos)); + + if (ff_searchcount > 0) loop_count = 0; + + First = False; + } + + for (p=dirlist,i=0;i<total_received;i++) { + p += interpret_long_filename(info_level,p,&finfo); + fn(&finfo, Mask); + } + + /* free up the dirlist buffer */ + if (dirlist) free(dirlist); + return(total_received); +} + diff --git a/source3/libsmb/climessage.c b/source3/libsmb/climessage.c new file mode 100644 index 0000000000..c15fdbce8c --- /dev/null +++ b/source3/libsmb/climessage.c @@ -0,0 +1,122 @@ +/* + Unix SMB/Netbios implementation. + Version 3.0 + client message handling routines + Copyright (C) Andrew Tridgell 1994-1998 + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. +*/ + +#define NO_SYSLOG + +#include "includes.h" + + +/**************************************************************************** +start a message sequence +****************************************************************************/ +BOOL cli_message_start(struct cli_state *cli, char *host, char *username, + int *grp) +{ + char *p; + + /* send a SMBsendstrt command */ + memset(cli->outbuf,'\0',smb_size); + set_message(cli->outbuf,0,0,True); + CVAL(cli->outbuf,smb_com) = SMBsendstrt; + SSVAL(cli->outbuf,smb_tid,cli->cnum); + cli_setup_packet(cli); + + p = smb_buf(cli->outbuf); + *p++ = 4; + pstrcpy(p,username); + unix_to_dos(p,True); + p = skip_string(p,1); + *p++ = 4; + pstrcpy(p,host); + unix_to_dos(p,True); + p = skip_string(p,1); + + set_message(cli->outbuf,0,PTR_DIFF(p,smb_buf(cli->outbuf)),False); + + cli_send_smb(cli); + + if (!cli_receive_smb(cli)) { + return False; + } + + if (cli_error(cli, NULL, NULL, NULL)) return False; + + *grp = SVAL(cli->inbuf,smb_vwv0); + + return True; +} + + +/**************************************************************************** +send a message +****************************************************************************/ +BOOL cli_message_text(struct cli_state *cli, char *msg, int len, int grp) +{ + char *p; + + memset(cli->outbuf,'\0',smb_size); + set_message(cli->outbuf,1,len+3,True); + CVAL(cli->outbuf,smb_com) = SMBsendtxt; + SSVAL(cli->outbuf,smb_tid,cli->cnum); + cli_setup_packet(cli); + + SSVAL(cli->outbuf,smb_vwv0,grp); + + p = smb_buf(cli->outbuf); + *p = 1; + SSVAL(p,1,len); + memcpy(p+3,msg,len); + cli_send_smb(cli); + + if (!cli_receive_smb(cli)) { + return False; + } + + if (cli_error(cli, NULL, NULL, NULL)) return False; + + return True; +} + +/**************************************************************************** +end a message +****************************************************************************/ +BOOL cli_message_end(struct cli_state *cli, int grp) +{ + memset(cli->outbuf,'\0',smb_size); + set_message(cli->outbuf,1,0,True); + CVAL(cli->outbuf,smb_com) = SMBsendend; + SSVAL(cli->outbuf,smb_tid,cli->cnum); + + SSVAL(cli->outbuf,smb_vwv0,grp); + + cli_setup_packet(cli); + + cli_send_smb(cli); + + if (!cli_receive_smb(cli)) { + return False; + } + + if (cli_error(cli, NULL, NULL, NULL)) return False; + + return True; +} + diff --git a/source3/libsmb/cliprint.c b/source3/libsmb/cliprint.c new file mode 100644 index 0000000000..eb9c859806 --- /dev/null +++ b/source3/libsmb/cliprint.c @@ -0,0 +1,158 @@ +/* + Unix SMB/Netbios implementation. + Version 3.0 + client print routines + Copyright (C) Andrew Tridgell 1994-1998 + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. +*/ + +#define NO_SYSLOG + +#include "includes.h" + +/***************************************************************************** + Convert a character pointer in a cli_call_api() response to a form we can use. + This function contains code to prevent core dumps if the server returns + invalid data. +*****************************************************************************/ +static char *fix_char_ptr(unsigned int datap, unsigned int converter, + char *rdata, int rdrcnt) +{ + if (datap == 0) { /* turn NULL pointers into zero length strings */ + return ""; + } else { + unsigned int offset = datap - converter; + + if (offset >= rdrcnt) { + DEBUG(1,("bad char ptr: datap=%u, converter=%u rdrcnt=%d>", + datap, converter, rdrcnt)); + return "<ERROR>"; + } else { + return &rdata[offset]; + } + } +} + + +/**************************************************************************** +call fn() on each entry in a print queue +****************************************************************************/ +int cli_print_queue(struct cli_state *cli, + void (*fn)(struct print_job_info *)) +{ + char *rparam = NULL; + char *rdata = NULL; + char *p; + int rdrcnt, rprcnt; + pstring param; + int result_code=0; + int i = -1; + + memset(param,'\0',sizeof(param)); + + p = param; + SSVAL(p,0,76); /* API function number 76 (DosPrintJobEnum) */ + p += 2; + pstrcpy(p,"zWrLeh"); /* parameter description? */ + p = skip_string(p,1); + pstrcpy(p,"WWzWWDDzz"); /* returned data format */ + p = skip_string(p,1); + pstrcpy(p,cli->share); /* name of queue */ + p = skip_string(p,1); + SSVAL(p,0,2); /* API function level 2, PRJINFO_2 data structure */ + SSVAL(p,2,1000); /* size of bytes of returned data buffer */ + p += 4; + pstrcpy(p,""); /* subformat */ + p = skip_string(p,1); + + DEBUG(4,("doing cli_print_queue for %s\n", cli->share)); + + if (cli_api(cli, + param, PTR_DIFF(p,param), 1024, /* Param, length, maxlen */ + NULL, 0, CLI_BUFFER_SIZE, /* data, length, maxlen */ + &rparam, &rprcnt, /* return params, length */ + &rdata, &rdrcnt)) { /* return data, length */ + int converter; + result_code = SVAL(rparam,0); + converter = SVAL(rparam,2); /* conversion factor */ + + if (result_code == 0) { + struct print_job_info job; + + p = rdata; + + for (i = 0; i < SVAL(rparam,4); ++i) { + job.id = SVAL(p,0); + job.priority = SVAL(p,2); + fstrcpy(job.user, + fix_char_ptr(SVAL(p,4), converter, + rdata, rdrcnt)); + job.t = make_unix_date3(p + 12); + job.size = IVAL(p,16); + fstrcpy(job.name,fix_char_ptr(SVAL(p,24), + converter, + rdata, rdrcnt)); + fn(&job); + p += 28; + } + } + } + + /* If any parameters or data were returned, free the storage. */ + if(rparam) free(rparam); + if(rdata) free(rdata); + + return i; +} + +/**************************************************************************** + cancel a print job + ****************************************************************************/ +int cli_printjob_del(struct cli_state *cli, int job) +{ + char *rparam = NULL; + char *rdata = NULL; + char *p; + int rdrcnt,rprcnt, ret = -1; + pstring param; + + memset(param,'\0',sizeof(param)); + + p = param; + SSVAL(p,0,81); /* DosPrintJobDel() */ + p += 2; + pstrcpy(p,"W"); + p = skip_string(p,1); + pstrcpy(p,""); + p = skip_string(p,1); + SSVAL(p,0,job); + p += 2; + + if (cli_api(cli, + param, PTR_DIFF(p,param), 1024, /* Param, length, maxlen */ + NULL, 0, CLI_BUFFER_SIZE, /* data, length, maxlen */ + &rparam, &rprcnt, /* return params, length */ + &rdata, &rdrcnt)) { /* return data, length */ + ret = SVAL(rparam,0); + } + + if (rparam) free(rparam); + if (rdata) free(rdata); + + return ret; +} + + diff --git a/source3/libsmb/clirap.c b/source3/libsmb/clirap.c new file mode 100644 index 0000000000..d918dcff55 --- /dev/null +++ b/source3/libsmb/clirap.c @@ -0,0 +1,591 @@ +/* + Unix SMB/Netbios implementation. + Version 3.0 + client RAP calls + Copyright (C) Andrew Tridgell 1994-1998 + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. +*/ + +#define NO_SYSLOG + +#include "includes.h" + + +/**************************************************************************** +Call a remote api on an arbitrary pipe. takes param, data and setup buffers. +****************************************************************************/ +BOOL cli_api_pipe(struct cli_state *cli, char *pipe_name, int pipe_name_len, + uint16 *setup, uint32 setup_count, uint32 max_setup_count, + char *params, uint32 param_count, uint32 max_param_count, + char *data, uint32 data_count, uint32 max_data_count, + char **rparam, uint32 *rparam_count, + char **rdata, uint32 *rdata_count) +{ + if (pipe_name_len == 0) + pipe_name_len = strlen(pipe_name); + + cli_send_trans(cli, SMBtrans, + pipe_name, pipe_name_len, + 0,0, /* fid, flags */ + setup, setup_count, max_setup_count, + params, param_count, max_param_count, + data, data_count, max_data_count); + + return (cli_receive_trans(cli, SMBtrans, + rparam, (int *)rparam_count, + rdata, (int *)rdata_count)); +} + +/**************************************************************************** +call a remote api +****************************************************************************/ +BOOL cli_api(struct cli_state *cli, + char *param, int prcnt, int mprcnt, + char *data, int drcnt, int mdrcnt, + char **rparam, int *rprcnt, + char **rdata, int *rdrcnt) +{ + cli_send_trans(cli,SMBtrans, + PIPE_LANMAN,strlen(PIPE_LANMAN), /* Name, length */ + 0,0, /* fid, flags */ + NULL,0,0, /* Setup, length, max */ + param, prcnt, mprcnt, /* Params, length, max */ + data, drcnt, mdrcnt /* Data, length, max */ + ); + + return (cli_receive_trans(cli,SMBtrans, + rparam, rprcnt, + rdata, rdrcnt)); +} + + +/**************************************************************************** +perform a NetWkstaUserLogon +****************************************************************************/ +BOOL cli_NetWkstaUserLogon(struct cli_state *cli,char *user, char *workstation) +{ + char *rparam = NULL; + char *rdata = NULL; + char *p; + int rdrcnt,rprcnt; + pstring param; + + memset(param, 0, sizeof(param)); + + /* send a SMBtrans command with api NetWkstaUserLogon */ + p = param; + SSVAL(p,0,132); /* api number */ + p += 2; + pstrcpy(p,"OOWb54WrLh"); + p = skip_string(p,1); + pstrcpy(p,"WB21BWDWWDDDDDDDzzzD"); + p = skip_string(p,1); + SSVAL(p,0,1); + p += 2; + pstrcpy(p,user); + strupper(p); + p += 21; + p++; + p += 15; + p++; + pstrcpy(p, workstation); + strupper(p); + p += 16; + SSVAL(p, 0, CLI_BUFFER_SIZE); + p += 2; + SSVAL(p, 0, CLI_BUFFER_SIZE); + p += 2; + + if (cli_api(cli, + param, PTR_DIFF(p,param),1024, /* param, length, max */ + NULL, 0, CLI_BUFFER_SIZE, /* data, length, max */ + &rparam, &rprcnt, /* return params, return size */ + &rdata, &rdrcnt /* return data, return size */ + )) { + cli->rap_error = SVAL(rparam,0); + p = rdata; + + if (cli->rap_error == 0) { + DEBUG(4,("NetWkstaUserLogon success\n")); + cli->privileges = SVAL(p, 24); + fstrcpy(cli->eff_name,p+2); + } else { + DEBUG(1,("NetwkstaUserLogon gave error %d\n", cli->rap_error)); + } + } + + if (rparam) + free(rparam); + if (rdata) + free(rdata); + return (cli->rap_error == 0); +} + +/**************************************************************************** +call a NetShareEnum - try and browse available connections on a host +****************************************************************************/ +int cli_RNetShareEnum(struct cli_state *cli, void (*fn)(const char *, uint32, const char *)) +{ + char *rparam = NULL; + char *rdata = NULL; + char *p; + int rdrcnt,rprcnt; + pstring param; + int count = -1; + + /* now send a SMBtrans command with api RNetShareEnum */ + p = param; + SSVAL(p,0,0); /* api number */ + p += 2; + pstrcpy(p,"WrLeh"); + p = skip_string(p,1); + pstrcpy(p,"B13BWz"); + p = skip_string(p,1); + SSVAL(p,0,1); + /* + * Win2k needs a *smaller* buffer than 0xFFFF here - + * it returns "out of server memory" with 0xFFFF !!! JRA. + */ + SSVAL(p,2,0xFFE0); + p += 4; + + if (cli_api(cli, + param, PTR_DIFF(p,param), 1024, /* Param, length, maxlen */ + NULL, 0, 0xFFE0, /* data, length, maxlen - Win2k needs a small buffer here too ! */ + &rparam, &rprcnt, /* return params, length */ + &rdata, &rdrcnt)) /* return data, length */ + { + int res = SVAL(rparam,0); + int converter=SVAL(rparam,2); + int i; + + if (res == 0 || res == ERRmoredata) { + count=SVAL(rparam,4); + p = rdata; + + for (i=0;i<count;i++,p+=20) { + char *sname = p; + int type = SVAL(p,14); + int comment_offset = IVAL(p,16) & 0xFFFF; + char *cmnt = comment_offset?(rdata+comment_offset-converter):""; + dos_to_unix(sname,True); + dos_to_unix(cmnt,True); + fn(sname, type, cmnt); + } + } else { + DEBUG(4,("NetShareEnum res=%d\n", res)); + } + } else { + DEBUG(4,("NetShareEnum failed\n")); + } + + if (rparam) + free(rparam); + if (rdata) + free(rdata); + + return count; +} + + +/**************************************************************************** +call a NetServerEnum for the specified workgroup and servertype mask. +This function then calls the specified callback function for each name returned. + +The callback function takes 3 arguments: the machine name, the server type and +the comment. +****************************************************************************/ +BOOL cli_NetServerEnum(struct cli_state *cli, char *workgroup, uint32 stype, + void (*fn)(const char *, uint32, const char *)) +{ + char *rparam = NULL; + char *rdata = NULL; + int rdrcnt,rprcnt; + char *p; + pstring param; + int uLevel = 1; + int count = -1; + + /* send a SMBtrans command with api NetServerEnum */ + p = param; + SSVAL(p,0,0x68); /* api number */ + p += 2; + pstrcpy(p,"WrLehDz"); + p = skip_string(p,1); + + pstrcpy(p,"B16BBDz"); + + p = skip_string(p,1); + SSVAL(p,0,uLevel); + SSVAL(p,2,CLI_BUFFER_SIZE); + p += 4; + SIVAL(p,0,stype); + p += 4; + + pstrcpy(p, workgroup); + p = skip_string(p,1); + + if (cli_api(cli, + param, PTR_DIFF(p,param), 8, /* params, length, max */ + NULL, 0, CLI_BUFFER_SIZE, /* data, length, max */ + &rparam, &rprcnt, /* return params, return size */ + &rdata, &rdrcnt /* return data, return size */ + )) { + int res = SVAL(rparam,0); + int converter=SVAL(rparam,2); + int i; + + if (res == 0 || res == ERRmoredata) { + count=SVAL(rparam,4); + p = rdata; + + for (i = 0;i < count;i++, p += 26) { + char *sname = p; + int comment_offset = (IVAL(p,22) & 0xFFFF)-converter; + char *cmnt = comment_offset?(rdata+comment_offset):""; + if (comment_offset < 0 || comment_offset > rdrcnt) continue; + + stype = IVAL(p,18) & ~SV_TYPE_LOCAL_LIST_ONLY; + + dos_to_unix(sname, True); + dos_to_unix(cmnt, True); + fn(sname, stype, cmnt); + } + } + } + + if (rparam) + free(rparam); + if (rdata) + free(rdata); + + return(count > 0); +} + + + +/**************************************************************************** +Send a SamOEMChangePassword command +****************************************************************************/ +BOOL cli_oem_change_password(struct cli_state *cli, const char *user, const char *new_password, + const char *old_password) +{ + char param[16+sizeof(fstring)]; + char data[532]; + char *p = param; + fstring upper_case_old_pw; + fstring upper_case_new_pw; + unsigned char old_pw_hash[16]; + unsigned char new_pw_hash[16]; + int data_len; + int param_len = 0; + char *rparam = NULL; + char *rdata = NULL; + int rprcnt, rdrcnt; + pstring dos_new_password; + + if (strlen(user) >= sizeof(fstring)-1) { + DEBUG(0,("cli_oem_change_password: user name %s is too long.\n", user)); + return False; + } + + SSVAL(p,0,214); /* SamOEMChangePassword command. */ + p += 2; + pstrcpy(p, "zsT"); + p = skip_string(p,1); + pstrcpy(p, "B516B16"); + p = skip_string(p,1); + pstrcpy(p,user); + p = skip_string(p,1); + SSVAL(p,0,532); + p += 2; + + param_len = PTR_DIFF(p,param); + + /* + * Get the Lanman hash of the old password, we + * use this as the key to make_oem_passwd_hash(). + */ + memset(upper_case_old_pw, '\0', sizeof(upper_case_old_pw)); + fstrcpy(upper_case_old_pw, old_password); + unix_to_dos(upper_case_old_pw,True); + strupper(upper_case_old_pw); + E_P16((uchar *)upper_case_old_pw, old_pw_hash); + + pstrcpy(dos_new_password, new_password); + unix_to_dos(dos_new_password, True); + + if (!make_oem_passwd_hash( data, dos_new_password, old_pw_hash, False)) + return False; + + /* + * Now place the old password hash in the data. + */ + memset(upper_case_new_pw, '\0', sizeof(upper_case_new_pw)); + fstrcpy(upper_case_new_pw, new_password); + unix_to_dos(upper_case_new_pw,True); + strupper(upper_case_new_pw); + + E_P16((uchar *)upper_case_new_pw, new_pw_hash); + + E_old_pw_hash( new_pw_hash, old_pw_hash, (uchar *)&data[516]); + + data_len = 532; + + if (cli_send_trans(cli,SMBtrans, + PIPE_LANMAN,strlen(PIPE_LANMAN), /* name, length */ + 0,0, /* fid, flags */ + NULL,0,0, /* setup, length, max */ + param,param_len,2, /* param, length, max */ + data,data_len,0 /* data, length, max */ + ) == False) { + DEBUG(0,("cli_oem_change_password: Failed to send password change for user %s\n", + user )); + return False; + } + + if (cli_receive_trans(cli,SMBtrans, + &rparam, &rprcnt, + &rdata, &rdrcnt)) { + if (rparam) + cli->rap_error = SVAL(rparam,0); + } + + if (rparam) + free(rparam); + if (rdata) + free(rdata); + + return (cli->rap_error == 0); +} + + +/**************************************************************************** +send a qpathinfo call +****************************************************************************/ +BOOL cli_qpathinfo(struct cli_state *cli, const char *fname, + time_t *c_time, time_t *a_time, time_t *m_time, + size_t *size, uint16 *mode) +{ + int data_len = 0; + int param_len = 0; + uint16 setup = TRANSACT2_QPATHINFO; + pstring param; + char *rparam=NULL, *rdata=NULL; + int count=8; + BOOL ret; + time_t (*date_fn)(void *); + + param_len = strlen(fname) + 7; + + memset(param, 0, param_len); + SSVAL(param, 0, SMB_INFO_STANDARD); + pstrcpy(¶m[6], fname); + unix_to_dos(¶m[6],True); + + do { + ret = (cli_send_trans(cli, SMBtrans2, + NULL, 0, /* Name, length */ + -1, 0, /* fid, flags */ + &setup, 1, 0, /* setup, length, max */ + param, param_len, 10, /* param, length, max */ + NULL, data_len, cli->max_xmit /* data, length, max */ + ) && + cli_receive_trans(cli, SMBtrans2, + &rparam, ¶m_len, + &rdata, &data_len)); + if (!ret) { + /* we need to work around a Win95 bug - sometimes + it gives ERRSRV/ERRerror temprarily */ + uint8 eclass; + uint32 ecode; + cli_error(cli, &eclass, &ecode, NULL); + if (eclass != ERRSRV || ecode != ERRerror) break; + msleep(100); + } + } while (count-- && ret==False); + + if (!ret || !rdata || data_len < 22) { + return False; + } + + if (cli->win95) { + date_fn = make_unix_date; + } else { + date_fn = make_unix_date2; + } + + if (c_time) { + *c_time = date_fn(rdata+0); + } + if (a_time) { + *a_time = date_fn(rdata+4); + } + if (m_time) { + *m_time = date_fn(rdata+8); + } + if (size) { + *size = IVAL(rdata, 12); + } + if (mode) { + *mode = SVAL(rdata,l1_attrFile); + } + + if (rdata) free(rdata); + if (rparam) free(rparam); + return True; +} + +/**************************************************************************** +send a qpathinfo call with the SMB_QUERY_FILE_ALL_INFO info level +****************************************************************************/ +BOOL cli_qpathinfo2(struct cli_state *cli, const char *fname, + time_t *c_time, time_t *a_time, time_t *m_time, + time_t *w_time, size_t *size, uint16 *mode, + SMB_INO_T *ino) +{ + int data_len = 0; + int param_len = 0; + uint16 setup = TRANSACT2_QPATHINFO; + pstring param; + char *rparam=NULL, *rdata=NULL; + + param_len = strlen(fname) + 7; + + memset(param, 0, param_len); + SSVAL(param, 0, SMB_QUERY_FILE_ALL_INFO); + pstrcpy(¶m[6], fname); + unix_to_dos(¶m[6],True); + + if (!cli_send_trans(cli, SMBtrans2, + NULL, 0, /* name, length */ + -1, 0, /* fid, flags */ + &setup, 1, 0, /* setup, length, max */ + param, param_len, 10, /* param, length, max */ + NULL, data_len, cli->max_xmit /* data, length, max */ + )) { + return False; + } + + if (!cli_receive_trans(cli, SMBtrans2, + &rparam, ¶m_len, + &rdata, &data_len)) { + return False; + } + + if (!rdata || data_len < 22) { + return False; + } + + if (c_time) { + *c_time = interpret_long_date(rdata+0) - cli->serverzone; + } + if (a_time) { + *a_time = interpret_long_date(rdata+8) - cli->serverzone; + } + if (m_time) { + *m_time = interpret_long_date(rdata+16) - cli->serverzone; + } + if (w_time) { + *w_time = interpret_long_date(rdata+24) - cli->serverzone; + } + if (mode) { + *mode = SVAL(rdata, 32); + } + if (size) { + *size = IVAL(rdata, 48); + } + if (ino) { + *ino = IVAL(rdata, 64); + } + + if (rdata) free(rdata); + if (rparam) free(rparam); + return True; +} + + +/**************************************************************************** +send a qfileinfo call +****************************************************************************/ +BOOL cli_qfileinfo(struct cli_state *cli, int fnum, + uint16 *mode, size_t *size, + time_t *c_time, time_t *a_time, time_t *m_time, + time_t *w_time, SMB_INO_T *ino) +{ + int data_len = 0; + int param_len = 0; + uint16 setup = TRANSACT2_QFILEINFO; + pstring param; + char *rparam=NULL, *rdata=NULL; + + /* if its a win95 server then fail this - win95 totally screws it + up */ + if (cli->win95) return False; + + param_len = 4; + + memset(param, 0, param_len); + SSVAL(param, 0, fnum); + SSVAL(param, 2, SMB_QUERY_FILE_ALL_INFO); + + if (!cli_send_trans(cli, SMBtrans2, + NULL, 0, /* name, length */ + -1, 0, /* fid, flags */ + &setup, 1, 0, /* setup, length, max */ + param, param_len, 2, /* param, length, max */ + NULL, data_len, cli->max_xmit /* data, length, max */ + )) { + return False; + } + + if (!cli_receive_trans(cli, SMBtrans2, + &rparam, ¶m_len, + &rdata, &data_len)) { + return False; + } + + if (!rdata || data_len < 68) { + return False; + } + + if (c_time) { + *c_time = interpret_long_date(rdata+0) - cli->serverzone; + } + if (a_time) { + *a_time = interpret_long_date(rdata+8) - cli->serverzone; + } + if (m_time) { + *m_time = interpret_long_date(rdata+16) - cli->serverzone; + } + if (w_time) { + *w_time = interpret_long_date(rdata+24) - cli->serverzone; + } + if (mode) { + *mode = SVAL(rdata, 32); + } + if (size) { + *size = IVAL(rdata, 48); + } + if (ino) { + *ino = IVAL(rdata, 64); + } + + if (rdata) free(rdata); + if (rparam) free(rparam); + return True; +} + diff --git a/source3/libsmb/clireadwrite.c b/source3/libsmb/clireadwrite.c new file mode 100644 index 0000000000..8012c02a8f --- /dev/null +++ b/source3/libsmb/clireadwrite.c @@ -0,0 +1,273 @@ +/* + Unix SMB/Netbios implementation. + Version 3.0 + client file read/write routines + Copyright (C) Andrew Tridgell 1994-1998 + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. +*/ + +#define NO_SYSLOG + +#include "includes.h" + +/**************************************************************************** +issue a single SMBread and don't wait for a reply +****************************************************************************/ +static void cli_issue_read(struct cli_state *cli, int fnum, off_t offset, + size_t size, int i) +{ + memset(cli->outbuf,'\0',smb_size); + memset(cli->inbuf,'\0',smb_size); + + set_message(cli->outbuf,10,0,True); + + CVAL(cli->outbuf,smb_com) = SMBreadX; + SSVAL(cli->outbuf,smb_tid,cli->cnum); + cli_setup_packet(cli); + + CVAL(cli->outbuf,smb_vwv0) = 0xFF; + SSVAL(cli->outbuf,smb_vwv2,fnum); + SIVAL(cli->outbuf,smb_vwv3,offset); + SSVAL(cli->outbuf,smb_vwv5,size); + SSVAL(cli->outbuf,smb_vwv6,size); + SSVAL(cli->outbuf,smb_mid,cli->mid + i); + + cli_send_smb(cli); +} + +/**************************************************************************** + read from a file +****************************************************************************/ +size_t cli_read(struct cli_state *cli, int fnum, char *buf, off_t offset, size_t size) +{ + char *p; + int total = -1; + int issued=0; + int received=0; +/* + * There is a problem in this code when mpx is more than one. + * for some reason files can get corrupted when being read. + * Until we understand this fully I am serializing reads (one + * read/one reply) for now. JRA. + */ +#if 0 + int mpx = MAX(cli->max_mux-1, 1); +#else + int mpx = 1; +#endif + int block = (cli->max_xmit - (smb_size+32)) & ~1023; + int mid; + int blocks = (size + (block-1)) / block; + + if (size == 0) return 0; + + while (received < blocks) { + int size2; + + while (issued - received < mpx && issued < blocks) { + int size1 = MIN(block, size-issued*block); + cli_issue_read(cli, fnum, offset+issued*block, size1, issued); + issued++; + } + + if (!cli_receive_smb(cli)) { + return total; + } + + received++; + mid = SVAL(cli->inbuf, smb_mid) - cli->mid; + size2 = SVAL(cli->inbuf, smb_vwv5); + + if (CVAL(cli->inbuf,smb_rcls) != 0) { + blocks = MIN(blocks, mid-1); + continue; + } + + if (size2 <= 0) { + blocks = MIN(blocks, mid-1); + /* this distinguishes EOF from an error */ + total = MAX(total, 0); + continue; + } + + if (size2 > block) { + DEBUG(0,("server returned more than we wanted!\n")); + return -1; + } + if (mid >= issued) { + DEBUG(0,("invalid mid from server!\n")); + return -1; + } + p = smb_base(cli->inbuf) + SVAL(cli->inbuf,smb_vwv6); + + memcpy(buf+mid*block, p, size2); + + total = MAX(total, mid*block + size2); + } + + while (received < issued) { + cli_receive_smb(cli); + received++; + } + + return total; +} + + +/**************************************************************************** +issue a single SMBwrite and don't wait for a reply +****************************************************************************/ +static void cli_issue_write(struct cli_state *cli, int fnum, off_t offset, uint16 mode, char *buf, + size_t size, int i) +{ + char *p; + + memset(cli->outbuf,'\0',smb_size); + memset(cli->inbuf,'\0',smb_size); + + set_message(cli->outbuf,12,size,True); + + CVAL(cli->outbuf,smb_com) = SMBwriteX; + SSVAL(cli->outbuf,smb_tid,cli->cnum); + cli_setup_packet(cli); + + CVAL(cli->outbuf,smb_vwv0) = 0xFF; + SSVAL(cli->outbuf,smb_vwv2,fnum); + + SIVAL(cli->outbuf,smb_vwv3,offset); + SIVAL(cli->outbuf,smb_vwv5,IS_BITS_SET_ALL(mode, 0x0008) ? 0xFFFFFFFF : 0); + SSVAL(cli->outbuf,smb_vwv7,mode); + + SSVAL(cli->outbuf,smb_vwv8,IS_BITS_SET_ALL(mode, 0x0008) ? size : 0); + SSVAL(cli->outbuf,smb_vwv10,size); + SSVAL(cli->outbuf,smb_vwv11, + smb_buf(cli->outbuf) - smb_base(cli->outbuf)); + + p = smb_base(cli->outbuf) + SVAL(cli->outbuf,smb_vwv11); + memcpy(p, buf, size); + + SSVAL(cli->outbuf,smb_mid,cli->mid + i); + + show_msg(cli->outbuf); + cli_send_smb(cli); +} + +/**************************************************************************** + write to a file + write_mode: 0x0001 disallow write cacheing + 0x0002 return bytes remaining + 0x0004 use raw named pipe protocol + 0x0008 start of message mode named pipe protocol +****************************************************************************/ +ssize_t cli_write(struct cli_state *cli, + int fnum, uint16 write_mode, + char *buf, off_t offset, size_t size) +{ + int bwritten = 0; + int issued = 0; + int received = 0; + int mpx = MAX(cli->max_mux-1, 1); + int block = (cli->max_xmit - (smb_size+32)) & ~1023; + int blocks = (size + (block-1)) / block; + + while (received < blocks) { + + while ((issued - received < mpx) && (issued < blocks)) + { + int bsent = issued * block; + int size1 = MIN(block, size - bsent); + + cli_issue_write(cli, fnum, offset + bsent, + write_mode, + buf + bsent, + size1, issued); + issued++; + } + + if (!cli_receive_smb(cli)) + { + return bwritten; + } + + received++; + + if (CVAL(cli->inbuf,smb_rcls) != 0) + { + break; + } + + bwritten += SVAL(cli->inbuf, smb_vwv2); + } + + while (received < issued && cli_receive_smb(cli)) + { + received++; + } + + return bwritten; +} + + +/**************************************************************************** + write to a file using a SMBwrite and not bypassing 0 byte writes +****************************************************************************/ +ssize_t cli_smbwrite(struct cli_state *cli, + int fnum, char *buf, off_t offset, size_t size1) +{ + char *p; + ssize_t total = 0; + + do { + size_t size = MIN(size1, cli->max_xmit - 48); + + memset(cli->outbuf,'\0',smb_size); + memset(cli->inbuf,'\0',smb_size); + + set_message(cli->outbuf,5, 3 + size,True); + + CVAL(cli->outbuf,smb_com) = SMBwrite; + SSVAL(cli->outbuf,smb_tid,cli->cnum); + cli_setup_packet(cli); + + SSVAL(cli->outbuf,smb_vwv0,fnum); + SSVAL(cli->outbuf,smb_vwv1,size); + SIVAL(cli->outbuf,smb_vwv2,offset); + SSVAL(cli->outbuf,smb_vwv4,0); + + p = smb_buf(cli->outbuf); + *p++ = 1; + SSVAL(p, 0, size); + memcpy(p+2, buf, size); + + cli_send_smb(cli); + if (!cli_receive_smb(cli)) { + return -1; + } + + if (CVAL(cli->inbuf,smb_rcls) != 0) { + return -1; + } + + size = SVAL(cli->inbuf,smb_vwv0); + if (size == 0) break; + + size1 -= size; + total += size; + } while (size1); + + return total; +} + diff --git a/source3/libsmb/clitrans.c b/source3/libsmb/clitrans.c new file mode 100644 index 0000000000..76758a0dd6 --- /dev/null +++ b/source3/libsmb/clitrans.c @@ -0,0 +1,233 @@ +/* + Unix SMB/Netbios implementation. + Version 3.0 + client transaction calls + Copyright (C) Andrew Tridgell 1994-1998 + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. +*/ + +#define NO_SYSLOG + +#include "includes.h" + + +/**************************************************************************** + send a SMB trans or trans2 request + ****************************************************************************/ +BOOL cli_send_trans(struct cli_state *cli, int trans, + char *name, int pipe_name_len, + int fid, int flags, + uint16 *setup, int lsetup, int msetup, + char *param, int lparam, int mparam, + char *data, int ldata, int mdata) +{ + int i; + int this_ldata,this_lparam; + int tot_data=0,tot_param=0; + char *outdata,*outparam; + char *p; + + this_lparam = MIN(lparam,cli->max_xmit - (500+lsetup*2)); /* hack */ + this_ldata = MIN(ldata,cli->max_xmit - (500+lsetup*2+this_lparam)); + + memset(cli->outbuf,'\0',smb_size); + set_message(cli->outbuf,14+lsetup,0,True); + CVAL(cli->outbuf,smb_com) = trans; + SSVAL(cli->outbuf,smb_tid, cli->cnum); + cli_setup_packet(cli); + + outparam = smb_buf(cli->outbuf)+(trans==SMBtrans ? pipe_name_len+1 : 3); + outdata = outparam+this_lparam; + + /* primary request */ + SSVAL(cli->outbuf,smb_tpscnt,lparam); /* tpscnt */ + SSVAL(cli->outbuf,smb_tdscnt,ldata); /* tdscnt */ + SSVAL(cli->outbuf,smb_mprcnt,mparam); /* mprcnt */ + SSVAL(cli->outbuf,smb_mdrcnt,mdata); /* mdrcnt */ + SCVAL(cli->outbuf,smb_msrcnt,msetup); /* msrcnt */ + SSVAL(cli->outbuf,smb_flags,flags); /* flags */ + SIVAL(cli->outbuf,smb_timeout,0); /* timeout */ + SSVAL(cli->outbuf,smb_pscnt,this_lparam); /* pscnt */ + SSVAL(cli->outbuf,smb_psoff,smb_offset(outparam,cli->outbuf)); /* psoff */ + SSVAL(cli->outbuf,smb_dscnt,this_ldata); /* dscnt */ + SSVAL(cli->outbuf,smb_dsoff,smb_offset(outdata,cli->outbuf)); /* dsoff */ + SCVAL(cli->outbuf,smb_suwcnt,lsetup); /* suwcnt */ + for (i=0;i<lsetup;i++) /* setup[] */ + SSVAL(cli->outbuf,smb_setup+i*2,setup[i]); + p = smb_buf(cli->outbuf); + if (trans==SMBtrans) { + memcpy(p,name, pipe_name_len + 1); /* name[] */ + } else { + *p++ = 0; /* put in a null smb_name */ + *p++ = 'D'; *p++ = ' '; /* observed in OS/2 */ + } + if (this_lparam) /* param[] */ + memcpy(outparam,param,this_lparam); + if (this_ldata) /* data[] */ + memcpy(outdata,data,this_ldata); + set_message(cli->outbuf,14+lsetup, /* wcnt, bcc */ + PTR_DIFF(outdata+this_ldata,smb_buf(cli->outbuf)),False); + + show_msg(cli->outbuf); + cli_send_smb(cli); + + if (this_ldata < ldata || this_lparam < lparam) { + /* receive interim response */ + if (!cli_receive_smb(cli) || + CVAL(cli->inbuf,smb_rcls) != 0) { + return(False); + } + + tot_data = this_ldata; + tot_param = this_lparam; + + while (tot_data < ldata || tot_param < lparam) { + this_lparam = MIN(lparam-tot_param,cli->max_xmit - 500); /* hack */ + this_ldata = MIN(ldata-tot_data,cli->max_xmit - (500+this_lparam)); + + set_message(cli->outbuf,trans==SMBtrans?8:9,0,True); + CVAL(cli->outbuf,smb_com) = trans==SMBtrans ? SMBtranss : SMBtranss2; + + outparam = smb_buf(cli->outbuf); + outdata = outparam+this_lparam; + + /* secondary request */ + SSVAL(cli->outbuf,smb_tpscnt,lparam); /* tpscnt */ + SSVAL(cli->outbuf,smb_tdscnt,ldata); /* tdscnt */ + SSVAL(cli->outbuf,smb_spscnt,this_lparam); /* pscnt */ + SSVAL(cli->outbuf,smb_spsoff,smb_offset(outparam,cli->outbuf)); /* psoff */ + SSVAL(cli->outbuf,smb_spsdisp,tot_param); /* psdisp */ + SSVAL(cli->outbuf,smb_sdscnt,this_ldata); /* dscnt */ + SSVAL(cli->outbuf,smb_sdsoff,smb_offset(outdata,cli->outbuf)); /* dsoff */ + SSVAL(cli->outbuf,smb_sdsdisp,tot_data); /* dsdisp */ + if (trans==SMBtrans2) + SSVALS(cli->outbuf,smb_sfid,fid); /* fid */ + if (this_lparam) /* param[] */ + memcpy(outparam,param+tot_param,this_lparam); + if (this_ldata) /* data[] */ + memcpy(outdata,data+tot_data,this_ldata); + set_message(cli->outbuf,trans==SMBtrans?8:9, /* wcnt, bcc */ + PTR_DIFF(outdata+this_ldata,smb_buf(cli->outbuf)),False); + + show_msg(cli->outbuf); + cli_send_smb(cli); + + tot_data += this_ldata; + tot_param += this_lparam; + } + } + + return(True); +} + + +/**************************************************************************** + receive a SMB trans or trans2 response allocating the necessary memory + ****************************************************************************/ +BOOL cli_receive_trans(struct cli_state *cli,int trans, + char **param, int *param_len, + char **data, int *data_len) +{ + int total_data=0; + int total_param=0; + int this_data,this_param; + uint8 eclass; + uint32 ecode; + + *data_len = *param_len = 0; + + if (!cli_receive_smb(cli)) + return False; + + show_msg(cli->inbuf); + + /* sanity check */ + if (CVAL(cli->inbuf,smb_com) != trans) { + DEBUG(0,("Expected %s response, got command 0x%02x\n", + trans==SMBtrans?"SMBtrans":"SMBtrans2", + CVAL(cli->inbuf,smb_com))); + return(False); + } + + /* + * An NT RPC pipe call can return ERRDOS, ERRmoredata + * to a trans call. This is not an error and should not + * be treated as such. + */ + + if (cli_error(cli, &eclass, &ecode, NULL)) + { + if(cli->nt_pipe_fnum == 0 || !(eclass == ERRDOS && ecode == ERRmoredata)) + return(False); + } + + /* parse out the lengths */ + total_data = SVAL(cli->inbuf,smb_tdrcnt); + total_param = SVAL(cli->inbuf,smb_tprcnt); + + /* allocate it */ + *data = Realloc(*data,total_data); + *param = Realloc(*param,total_param); + + while (1) { + this_data = SVAL(cli->inbuf,smb_drcnt); + this_param = SVAL(cli->inbuf,smb_prcnt); + + if (this_data + *data_len > total_data || + this_param + *param_len > total_param) { + DEBUG(1,("Data overflow in cli_receive_trans\n")); + return False; + } + + if (this_data) + memcpy(*data + SVAL(cli->inbuf,smb_drdisp), + smb_base(cli->inbuf) + SVAL(cli->inbuf,smb_droff), + this_data); + if (this_param) + memcpy(*param + SVAL(cli->inbuf,smb_prdisp), + smb_base(cli->inbuf) + SVAL(cli->inbuf,smb_proff), + this_param); + *data_len += this_data; + *param_len += this_param; + + /* parse out the total lengths again - they can shrink! */ + total_data = SVAL(cli->inbuf,smb_tdrcnt); + total_param = SVAL(cli->inbuf,smb_tprcnt); + + if (total_data <= *data_len && total_param <= *param_len) + break; + + if (!cli_receive_smb(cli)) + return False; + + show_msg(cli->inbuf); + + /* sanity check */ + if (CVAL(cli->inbuf,smb_com) != trans) { + DEBUG(0,("Expected %s response, got command 0x%02x\n", + trans==SMBtrans?"SMBtrans":"SMBtrans2", + CVAL(cli->inbuf,smb_com))); + return(False); + } + if (cli_error(cli, &eclass, &ecode, NULL)) + { + if(cli->nt_pipe_fnum == 0 || !(eclass == ERRDOS && ecode == ERRmoredata)) + return(False); + } + } + + return(True); +} |