diff options
Diffstat (limited to 'source3/libsmb/clifile.c')
| -rw-r--r-- | source3/libsmb/clifile.c | 609 |
1 files changed, 609 insertions, 0 deletions
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; +} + |