diff options
Diffstat (limited to 'source3/libsmb/cliprint.c')
-rw-r--r-- | source3/libsmb/cliprint.c | 260 |
1 files changed, 260 insertions, 0 deletions
diff --git a/source3/libsmb/cliprint.c b/source3/libsmb/cliprint.c new file mode 100644 index 0000000000..223ddb4186 --- /dev/null +++ b/source3/libsmb/cliprint.c @@ -0,0 +1,260 @@ +/* + Unix SMB/CIFS implementation. + 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 3 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, see <http://www.gnu.org/licenses/>. +*/ + +#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 const 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; + unsigned int rdrcnt, rprcnt; + char param[1024]; + 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; + safe_strcpy_base(p,"zWrLeh", param, sizeof(param)); /* parameter description? */ + p = skip_string(param,sizeof(param),p); + safe_strcpy_base(p,"WWzWWDDzz", param, sizeof(param)); /* returned data format */ + p = skip_string(param,sizeof(param),p); + safe_strcpy_base(p,cli->share, param, sizeof(param)); /* name of queue */ + p = skip_string(param,sizeof(param),p); + 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; + safe_strcpy_base(p,"", param,sizeof(param)); /* subformat */ + p = skip_string(param,sizeof(param),p); + + 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 = cli_make_unix_date3(cli, 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. */ + SAFE_FREE(rparam); + SAFE_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; + unsigned int rdrcnt,rprcnt; + int ret = -1; + char param[1024]; + + memset(param,'\0',sizeof(param)); + + p = param; + SSVAL(p,0,81); /* DosPrintJobDel() */ + p += 2; + safe_strcpy_base(p,"W", param,sizeof(param)); + p = skip_string(param,sizeof(param),p); + safe_strcpy_base(p,"", param,sizeof(param)); + p = skip_string(param,sizeof(param),p); + 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); + } + + SAFE_FREE(rparam); + SAFE_FREE(rdata); + + return ret; +} + + +/**************************************************************************** + Open a spool file +****************************************************************************/ + +int cli_spl_open(struct cli_state *cli, const 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); + + cli_set_message(cli->outbuf,15,0,True); + + SCVAL(cli->outbuf,smb_com,SMBsplopen); + 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 */ + SCVAL(cli->outbuf,smb_flg, 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); + p += clistr_push(cli, p, fname, -1, STR_TERMINATE); + + cli_setup_bcc(cli, p); + + cli_send_smb(cli); + if (!cli_receive_smb(cli)) { + return -1; + } + + if (cli_is_error(cli)) { + return -1; + } + + return SVAL(cli->inbuf,smb_vwv2); +} + +/**************************************************************************** + Close a file. +****************************************************************************/ + +bool cli_spl_close(struct cli_state *cli, int fnum) +{ + memset(cli->outbuf,'\0',smb_size); + memset(cli->inbuf,'\0',smb_size); + + cli_set_message(cli->outbuf,3,0,True); + + SCVAL(cli->outbuf,smb_com,SMBsplclose); + 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; + } + + return !cli_is_error(cli); +} |