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|
/*
Unix SMB/Netbios implementation.
Version 1.9.
SMB client
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.
*/
#ifdef SYSLOG
#undef SYSLOG
#endif
#include "includes.h"
#ifndef REGISTER
#define REGISTER 0
#endif
extern pstring scope;
extern pstring user_socket_options;
extern pstring debugf;
extern int DEBUGLEVEL;
extern file_info def_finfo;
#define CNV_LANG(s) dos2unix_format(s,False)
#define CNV_INPUT(s) unix2dos_format(s,True)
static int process_tok(fstring tok);
static void cmd_help(struct client_info *info);
static void cmd_quit(struct client_info *info);
static struct cli_state smbcli;
struct cli_state *smb_cli = &smbcli;
FILE *out_hnd = stdout;
/****************************************************************************
initialise smb client structure
****************************************************************************/
void rpcclient_init(void)
{
bzero(smb_cli, sizeof(smb_cli));
cli_initialise(smb_cli);
}
/****************************************************************************
make smb client connection
****************************************************************************/
static BOOL rpcclient_connect(struct client_info *info)
{
struct nmb_name calling;
struct nmb_name called;
make_nmb_name(&called , dns_to_netbios_name(info->dest_host ), info->name_type, scope);
make_nmb_name(&calling, dns_to_netbios_name(info->myhostname), 0x0 , scope);
if (!cli_establish_connection(smb_cli,
info->dest_host, &info->dest_ip,
&calling, &called,
info->share, info->svc_type,
False, True))
{
DEBUG(0,("rpcclient_connect: connection failed\n"));
cli_shutdown(smb_cli);
return False;
}
return True;
}
/****************************************************************************
stop the smb connection(s?)
****************************************************************************/
static void rpcclient_stop(void)
{
cli_shutdown(smb_cli);
}
/****************************************************************************
This defines the commands supported by this client
****************************************************************************/
struct
{
char *name;
void (*fn)(struct client_info*);
char *description;
} commands[] =
{
#if 0
{"ntlogin", cmd_netlogon_login_test, "<username> NT Domain login test"},
#endif
{"wksinfo", cmd_wks_query_info, "DCE/RPC - Workstation Query Info"},
#if 0
{"srvinfo", cmd_srv_query_info, "DCE/RPC - Server Query Info"},
{"srvsessions",cmd_srv_enum_sess, "DCE/RPC - List sessions on a server"},
{"srvshares", cmd_srv_enum_shares, "DCE/RPC - List shares on a server"},
{"srvconnections",cmd_srv_enum_conn, "DCE/RPC - List connections on a server"},
{"srvfiles", cmd_srv_enum_files, "DCE/RPC - List files on a server"},
#endif
{"lsaquery", cmd_lsa_query_info, "Query Info Policy (domain member or server)"},
#if 0
{"enumusers", cmd_sam_enum_users, "SAM User Database Query (experimental!)"},
{"samuser", cmd_sam_query_user, "<username> SAM User Query (experimental!)"},
{"samtest", cmd_sam_test , "SAM User Encrypted RPC test (experimental!)"},
{"enumaliases",cmd_sam_enum_aliases, "SAM Aliases Database Query (experimental!)"},
#endif
#if 0
{"enumgroups", cmd_sam_enum_groups, "SAM Group Database Query (experimental!)"},
#endif
#if 0
{"samgroups", cmd_sam_query_groups, "SAM Group Database Query (experimental!)"},
#endif
{"quit", cmd_quit, "logoff the server"},
{"q", cmd_quit, "logoff the server"},
{"exit", cmd_quit, "logoff the server"},
{"bye", cmd_quit, "logoff the server"},
{"help", cmd_help, "[command] give help on a command"},
{"?", cmd_help, "[command] give help on a command"},
{"!", NULL, "run a shell command on the local system"},
{"", NULL, NULL}
};
/****************************************************************************
do a (presumably graceful) quit...
****************************************************************************/
static void cmd_quit(struct client_info *info)
{
rpcclient_stop();
#ifdef MEM_MAN
{
extern FILE* dbf;
smb_mem_write_status(dbf);
smb_mem_write_errors(dbf);
smb_mem_write_verbose(dbf);
}
#endif
exit(0);
}
/****************************************************************************
help
****************************************************************************/
static void cmd_help(struct client_info *info)
{
int i=0,j;
fstring buf;
if (next_token(NULL,buf,NULL, sizeof(buf)))
{
if ((i = process_tok(buf)) >= 0)
fprintf(out_hnd, "HELP %s:\n\t%s\n\n",commands[i].name,commands[i].description);
}
else
while (commands[i].description)
{
for (j=0; commands[i].description && (j<5); j++) {
fprintf(out_hnd, "%-15s",commands[i].name);
i++;
}
fprintf(out_hnd, "\n");
}
}
/*******************************************************************
lookup a command string in the list of commands, including
abbreviations
******************************************************************/
static int process_tok(fstring tok)
{
int i = 0, matches = 0;
int cmd=0;
int tok_len = strlen(tok);
while (commands[i].fn != NULL)
{
if (strequal(commands[i].name,tok))
{
matches = 1;
cmd = i;
break;
}
else if (strnequal(commands[i].name, tok, tok_len))
{
matches++;
cmd = i;
}
i++;
}
if (matches == 0)
return(-1);
else if (matches == 1)
return(cmd);
else
return(-2);
}
/****************************************************************************
wait for keyboard activity, swallowing network packets
****************************************************************************/
static void wait_keyboard(struct cli_state *cli)
{
fd_set fds;
int selrtn;
struct timeval timeout;
while (1)
{
FD_ZERO(&fds);
FD_SET(cli->fd,&fds);
FD_SET(fileno(stdin),&fds);
timeout.tv_sec = 20;
timeout.tv_usec = 0;
selrtn = sys_select(MAX(cli->fd,fileno(stdin))+1,&fds,&timeout);
if (FD_ISSET(fileno(stdin),&fds))
return;
/* We deliberately use receive_smb instead of
client_receive_smb as we want to receive
session keepalives and then drop them here.
*/
if (FD_ISSET(cli->fd,&fds))
receive_smb(cli->fd,cli->inbuf,0);
}
}
/****************************************************************************
process commands from the client
****************************************************************************/
static void do_command(struct client_info *info, char *tok, char *line)
{
int i;
if ((i = process_tok(tok)) >= 0)
{
commands[i].fn(info);
}
else if (i == -2)
{
fprintf(out_hnd, "%s: command abbreviation ambiguous\n", CNV_LANG(tok));
}
else
{
fprintf(out_hnd, "%s: command not found\n", CNV_LANG(tok));
}
}
/****************************************************************************
process commands from the client
****************************************************************************/
static BOOL process( struct client_info *info, char *cmd_str)
{
extern FILE *dbf;
pstring line;
char *cmd = cmd_str;
if (cmd[0] != '\0') while (cmd[0] != '\0')
{
char *p;
fstring tok;
if ((p = strchr(cmd, ';')) == 0)
{
strncpy(line, cmd, 999);
line[1000] = '\0';
cmd += strlen(cmd);
}
else
{
if (p - cmd > 999) p = cmd + 999;
strncpy(line, cmd, p - cmd);
line[p - cmd] = '\0';
cmd = p + 1;
}
/* input language code to internal one */
CNV_INPUT (line);
/* get the first part of the command */
{
char *ptr = line;
if (!next_token(&ptr,tok,NULL, sizeof(tok))) continue;
}
do_command(info, tok, line);
}
else while (!feof(stdin))
{
fstring tok;
/* display a prompt */
fprintf(out_hnd, "smb: %s> ", CNV_LANG(info->cur_dir));
fflush(out_hnd);
#ifdef CLIX
line[0] = wait_keyboard(smb_cli);
/* this might not be such a good idea... */
if ( line[0] == EOF)
{
break;
}
#else
wait_keyboard(smb_cli);
#endif
/* and get a response */
#ifdef CLIX
fgets( &line[1],999, stdin);
#else
if (!fgets(line,1000,stdin))
{
break;
}
#endif
/* input language code to internal one */
CNV_INPUT (line);
/* special case - first char is ! */
if (*line == '!')
{
system(line + 1);
continue;
}
fprintf(out_hnd, "%s\n", line);
/* get the first part of the command */
{
char *ptr = line;
if (!next_token(&ptr,tok,NULL, sizeof(tok))) continue;
}
do_command(info, tok, line);
}
return(True);
}
/****************************************************************************
usage on the program
****************************************************************************/
static void usage(char *pname)
{
fprintf(out_hnd, "Usage: %s service <password> [-p port] [-d debuglevel] [-l log] ",
pname);
fprintf(out_hnd, "\nVersion %s\n",VERSION);
fprintf(out_hnd, "\t-p port connect to the specified port\n");
fprintf(out_hnd, "\t-d debuglevel set the debuglevel\n");
fprintf(out_hnd, "\t-l log basename. Basename for log/debug files\n");
fprintf(out_hnd, "\t-n netbios name. Use this name as my netbios name\n");
fprintf(out_hnd, "\t-N don't ask for a password\n");
fprintf(out_hnd, "\t-m max protocol set the max protocol level\n");
fprintf(out_hnd, "\t-I dest IP use this IP to connect to\n");
fprintf(out_hnd, "\t-E write messages to stderr instead of stdout\n");
fprintf(out_hnd, "\t-U username set the network username\n");
fprintf(out_hnd, "\t-W workgroup set the workgroup name\n");
fprintf(out_hnd, "\t-c command string execute semicolon separated commands\n");
fprintf(out_hnd, "\t-t terminal code terminal i/o code {sjis|euc|jis7|jis8|junet|hex}\n");
fprintf(out_hnd, "\n");
}
enum client_action
{
CLIENT_NONE,
CLIENT_IPC,
CLIENT_SVC
};
/****************************************************************************
main program
****************************************************************************/
int main(int argc,char *argv[])
{
char *pname = argv[0];
int port = SMB_PORT;
int opt;
extern FILE *dbf;
extern char *optarg;
extern int optind;
static pstring servicesf = CONFIGFILE;
pstring term_code;
char *p;
BOOL got_pass = False;
char *cmd_str="";
int myumask = 0755;
enum client_action cli_action = CLIENT_NONE;
int ret = 0;
struct client_info cli_info;
pstring password; /* local copy only, if one is entered */
pstring tmp;
rpcclient_init();
#ifdef KANJI
pstrcpy(term_code, KANJI);
#else /* KANJI */
*term_code = 0;
#endif /* KANJI */
DEBUGLEVEL = 2;
cli_info.put_total_size = 0;
cli_info.put_total_time_ms = 0;
cli_info.get_total_size = 0;
cli_info.get_total_time_ms = 0;
cli_info.dir_total = 0;
cli_info.newer_than = 0;
cli_info.archive_level = 0;
cli_info.print_mode = 1;
cli_info.translation = False;
cli_info.recurse_dir = False;
cli_info.lowercase = False;
cli_info.prompt = True;
cli_info.abort_mget = True;
cli_info.dest_ip.s_addr = 0;
cli_info.name_type = 0x20;
pstrcpy(cli_info.cur_dir , "\\");
pstrcpy(cli_info.file_sel, "");
pstrcpy(cli_info.base_dir, "");
pstrcpy(smb_cli->domain, "");
pstrcpy(smb_cli->user_name, "");
pstrcpy(cli_info.myhostname, "");
pstrcpy(cli_info.dest_host, "");
pstrcpy(cli_info.svc_type, "A:");
pstrcpy(cli_info.share, "");
pstrcpy(cli_info.service, "");
pstrcpy(cli_info.dom.level3_sid, "");
pstrcpy(cli_info.dom.level3_dom, "");
pstrcpy(cli_info.dom.level5_sid, "");
pstrcpy(cli_info.dom.level5_dom, "");
smb_cli->nt_pipe_fnum = 0xffff;
setup_logging(pname, True);
TimeInit();
charset_initialise();
myumask = umask(0);
umask(myumask);
if (getenv("USER"))
{
pstrcpy(smb_cli->user_name,getenv("USER"));
/* modification to support userid%passwd syntax in the USER var
25.Aug.97, jdblair@uab.edu */
if ((p=strchr(smb_cli->user_name,'%')))
{
*p = 0;
pstrcpy(password,p+1);
got_pass = True;
memset(strchr(getenv("USER"),'%')+1,'X',strlen(password));
}
strupper(smb_cli->user_name);
}
password[0] = 0;
/* modification to support PASSWD environmental var
25.Aug.97, jdblair@uab.edu */
if (getenv("PASSWD"))
{
pstrcpy(password,getenv("PASSWD"));
}
if (*smb_cli->user_name == 0 && getenv("LOGNAME"))
{
pstrcpy(smb_cli->user_name,getenv("LOGNAME"));
strupper(smb_cli->user_name);
}
if (argc < 2)
{
usage(pname);
exit(1);
}
if (*argv[1] != '-')
{
pstrcpy(cli_info.service, argv[1]);
/* Convert any '/' characters in the service name to '\' characters */
string_replace( cli_info.service, '/','\\');
argc--;
argv++;
DEBUG(1,("service: %s\n", cli_info.service));
if (count_chars(cli_info.service,'\\') < 3)
{
usage(pname);
printf("\n%s: Not enough '\\' characters in service\n", cli_info.service);
exit(1);
}
/*
if (count_chars(cli_info.service,'\\') > 3)
{
usage(pname);
printf("\n%s: Too many '\\' characters in service\n", cli_info.service);
exit(1);
}
*/
if (argc > 1 && (*argv[1] != '-'))
{
got_pass = True;
pstrcpy(password,argv[1]);
memset(argv[1],'X',strlen(argv[1]));
argc--;
argv++;
}
cli_action = CLIENT_SVC;
}
while ((opt = getopt(argc, argv,"s:B:O:M:S:i:N:d:Pp:l:hI:EB:U:L:t:m:W:T:D:c:")) != EOF)
{
switch (opt)
{
case 'm':
{
int max_protocol = interpret_protocol(optarg,max_protocol);
fprintf(stderr, "max protocol not currently supported\n");
break;
}
case 'O':
{
pstrcpy(user_socket_options,optarg);
break;
}
case 'S':
{
pstrcpy(cli_info.dest_host,optarg);
strupper(cli_info.dest_host);
cli_action = CLIENT_IPC;
break;
}
case 'B':
{
iface_set_default(NULL,optarg,NULL);
break;
}
case 'i':
{
pstrcpy(scope, optarg);
break;
}
case 'U':
{
char *lp;
pstrcpy(smb_cli->user_name,optarg);
if ((lp=strchr(smb_cli->user_name,'%')))
{
*lp = 0;
pstrcpy(password,lp+1);
got_pass = True;
memset(strchr(optarg,'%')+1,'X',strlen(password));
}
break;
}
case 'W':
{
pstrcpy(smb_cli->domain,optarg);
break;
}
case 'E':
{
dbf = stderr;
break;
}
case 'I':
{
cli_info.dest_ip = *interpret_addr2(optarg);
if (zero_ip(cli_info.dest_ip))
{
exit(1);
}
break;
}
case 'N':
{
got_pass = True;
break;
}
case 'd':
{
if (*optarg == 'A')
DEBUGLEVEL = 10000;
else
DEBUGLEVEL = atoi(optarg);
break;
}
case 'l':
{
slprintf(debugf, sizeof(debugf)-1,
"%s.client",optarg);
break;
}
case 'p':
{
port = atoi(optarg);
break;
}
case 'c':
{
cmd_str = optarg;
got_pass = True;
break;
}
case 'h':
{
usage(pname);
exit(0);
break;
}
case 's':
{
pstrcpy(servicesf, optarg);
break;
}
case 't':
{
pstrcpy(term_code, optarg);
break;
}
default:
{
usage(pname);
exit(1);
break;
}
}
}
if (cli_action == CLIENT_NONE)
{
usage(pname);
exit(1);
}
DEBUG(3,("%s client started (version %s)\n",timestring(),VERSION));
if (!get_myname(cli_info.myhostname, NULL))
{
fprintf(stderr, "Failed to get my hostname.\n");
}
if (!lp_load(servicesf,True, False, False))
{
fprintf(stderr, "Can't load %s - run testparm to debug it\n", servicesf);
}
codepage_initialise(lp_client_code_page());
if (*smb_cli->domain == 0) pstrcpy(smb_cli->domain,lp_workgroup());
load_interfaces();
if (cli_action == CLIENT_IPC)
{
pstrcpy(cli_info.share, "IPC$");
pstrcpy(cli_info.svc_type, "IPC");
}
fstrcpy(cli_info.mach_acct, cli_info.myhostname);
strupper(cli_info.mach_acct);
fstrcat(cli_info.mach_acct, "$");
/* set the password cache info */
if (got_pass)
{
if (password[0] == 0)
{
pwd_set_nullpwd(&(smb_cli->pwd));
}
else
{
pwd_make_lm_nt_16(&(smb_cli->pwd), password); /* generate 16 byte hashes */
}
}
else
{
pwd_read(&(smb_cli->pwd), "Enter Password:", True);
}
/* paranoia: destroy the local copy of the password */
bzero(password, sizeof(password));
/* establish connections. nothing to stop these being re-established. */
rpcclient_connect(&cli_info);
DEBUG(5,("rpcclient_connect: smb_cli->fd:%d\n", smb_cli->fd));
if (smb_cli->fd <= 0)
{
fprintf(stderr, "warning: connection could not be established to %s<%02x>\n",
cli_info.dest_host, cli_info.name_type);
fprintf(stderr, "this version of smbclient may crash if you proceed\n");
exit(-1);
}
ret = 0;
switch (cli_action)
{
case CLIENT_IPC:
{
ret = process(&cli_info, cmd_str) ? 0 : 1;
break;
}
default:
{
fprintf(stderr, "unknown client action requested\n");
ret = 1;
break;
}
}
rpcclient_stop();
return(0);
}
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