diff options
Diffstat (limited to 'source3/libsmb/cliprint.c')
| -rw-r--r-- | source3/libsmb/cliprint.c | 157 |
1 files changed, 157 insertions, 0 deletions
diff --git a/source3/libsmb/cliprint.c b/source3/libsmb/cliprint.c new file mode 100644 index 0000000000..92fbf02e91 --- /dev/null +++ b/source3/libsmb/cliprint.c @@ -0,0 +1,157 @@ +/* + 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 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. */ + 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; + 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); + } + + SAFE_FREE(rparam); + SAFE_FREE(rdata); + + return ret; +} + + |