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/*
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 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;
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_base(p,"zWrLeh", param); /* parameter description? */
p = skip_string(p,1);
pstrcpy_base(p,"WWzWWDDzz", param); /* returned data format */
p = skip_string(p,1);
pstrcpy_base(p,cli->share, param); /* 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_base(p,"", param); /* 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_base(p,"W", param);
p = skip_string(p,1);
pstrcpy_base(p,"", param);
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;
}
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