--- /dev/null
+/*
+ Unix SMB/CIFS implementation.
+ printing command routines
+ Copyright (C) Andrew Tridgell 1992-2000
+
+ 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.
+*/
+
+#include "includes.h"
+#include "printing.h"
+
+
+/****************************************************************************
+run a given print command
+a null terminated list of value/substitute pairs is provided
+for local substitution strings
+****************************************************************************/
+static int print_run_command(int snum, const char* printername, BOOL do_sub,
+ const char *command, int *outfd, ...)
+{
+
+ pstring syscmd;
+ char *arg;
+ int ret;
+ va_list ap;
+ va_start(ap, outfd);
+
+ /* check for a valid system printername and valid command to run */
+
+ if ( !printername || !*printername )
+ return -1;
+
+ if (!command || !*command)
+ return -1;
+
+ pstrcpy(syscmd, command);
+
+ while ((arg = va_arg(ap, char *))) {
+ char *value = va_arg(ap,char *);
+ pstring_sub(syscmd, arg, value);
+ }
+ va_end(ap);
+
+ pstring_sub( syscmd, "%p", printername );
+
+ if ( do_sub && snum != -1 )
+ standard_sub_snum(snum,syscmd,sizeof(syscmd));
+
+ ret = smbrun(syscmd,outfd);
+
+ DEBUG(3,("Running the command `%s' gave %d\n",syscmd,ret));
+
+ return ret;
+}
+
+
+/****************************************************************************
+delete a print job
+****************************************************************************/
+static int generic_job_delete( const char *sharename, const char *lprm_command, struct printjob *pjob)
+{
+ fstring jobstr;
+
+ /* need to delete the spooled entry */
+ slprintf(jobstr, sizeof(jobstr)-1, "%d", pjob->sysjob);
+ return print_run_command( -1, sharename, False, lprm_command, NULL,
+ "%j", jobstr,
+ "%T", http_timestring(pjob->starttime),
+ NULL);
+}
+
+/****************************************************************************
+pause a job
+****************************************************************************/
+static int generic_job_pause(int snum, struct printjob *pjob)
+{
+ fstring jobstr;
+
+ /* need to pause the spooled entry */
+ slprintf(jobstr, sizeof(jobstr)-1, "%d", pjob->sysjob);
+ return print_run_command(snum, PRINTERNAME(snum), True,
+ lp_lppausecommand(snum), NULL,
+ "%j", jobstr,
+ NULL);
+}
+
+/****************************************************************************
+resume a job
+****************************************************************************/
+static int generic_job_resume(int snum, struct printjob *pjob)
+{
+ fstring jobstr;
+
+ /* need to pause the spooled entry */
+ slprintf(jobstr, sizeof(jobstr)-1, "%d", pjob->sysjob);
+ return print_run_command(snum, PRINTERNAME(snum), True,
+ lp_lpresumecommand(snum), NULL,
+ "%j", jobstr,
+ NULL);
+}
+
+/****************************************************************************
+ Submit a file for printing - called from print_job_end()
+****************************************************************************/
+
+static int generic_job_submit(int snum, struct printjob *pjob)
+{
+ int ret;
+ pstring current_directory;
+ pstring print_directory;
+ char *wd, *p;
+ pstring jobname;
+ fstring job_page_count, job_size;
+
+ /* we print from the directory path to give the best chance of
+ parsing the lpq output */
+ wd = sys_getwd(current_directory);
+ if (!wd)
+ return 0;
+
+ pstrcpy(print_directory, pjob->filename);
+ p = strrchr_m(print_directory,'/');
+ if (!p)
+ return 0;
+ *p++ = 0;
+
+ if (chdir(print_directory) != 0)
+ return 0;
+
+ pstrcpy(jobname, pjob->jobname);
+ pstring_sub(jobname, "'", "_");
+ slprintf(job_page_count, sizeof(job_page_count)-1, "%d", pjob->page_count);
+ slprintf(job_size, sizeof(job_size)-1, "%lu", (unsigned long)pjob->size);
+
+ /* send it to the system spooler */
+ ret = print_run_command(snum, PRINTERNAME(snum), True,
+ lp_printcommand(snum), NULL,
+ "%s", p,
+ "%J", jobname,
+ "%f", p,
+ "%z", job_size,
+ "%c", job_page_count,
+ NULL);
+
+ chdir(wd);
+
+ return ret;
+}
+
+
+/****************************************************************************
+get the current list of queued jobs
+****************************************************************************/
+static int generic_queue_get(const char *printer_name,
+ enum printing_types printing_type,
+ char *lpq_command,
+ print_queue_struct **q,
+ print_status_struct *status)
+{
+ char **qlines;
+ int fd;
+ int numlines, i, qcount;
+ print_queue_struct *queue = NULL;
+
+ /* never do substitution when running the 'lpq command' since we can't
+ get it rigt when using the background update daemon. Make the caller
+ do it before passing off the command string to us here. */
+
+ print_run_command(-1, printer_name, False, lpq_command, &fd, NULL);
+
+ if (fd == -1) {
+ DEBUG(5,("generic_queue_get: Can't read print queue status for printer %s\n",
+ printer_name ));
+ return 0;
+ }
+
+ numlines = 0;
+ qlines = fd_lines_load(fd, &numlines);
+ close(fd);
+
+ /* turn the lpq output into a series of job structures */
+ qcount = 0;
+ ZERO_STRUCTP(status);
+ if (numlines)
+ queue = SMB_MALLOC_ARRAY(print_queue_struct, numlines+1);
+
+ if (queue) {
+ memset(queue, '\0', sizeof(print_queue_struct)*(numlines+1));
+ for (i=0; i<numlines; i++) {
+ /* parse the line */
+ if (parse_lpq_entry(printing_type,qlines[i],
+ &queue[qcount],status,qcount==0)) {
+ qcount++;
+ }
+ }
+ }
+ file_lines_free(qlines);
+
+ *q = queue;
+ return qcount;
+}
+
+/****************************************************************************
+ pause a queue
+****************************************************************************/
+static int generic_queue_pause(int snum)
+{
+ return print_run_command(snum, PRINTERNAME(snum), True, lp_queuepausecommand(snum), NULL, NULL);
+}
+
+/****************************************************************************
+ resume a queue
+****************************************************************************/
+static int generic_queue_resume(int snum)
+{
+ return print_run_command(snum, PRINTERNAME(snum), True, lp_queueresumecommand(snum), NULL, NULL);
+}
+
+/****************************************************************************
+ * Generic printing interface definitions...
+ ***************************************************************************/
+
+struct printif generic_printif =
+{
+ DEFAULT_PRINTING,
+ generic_queue_get,
+ generic_queue_pause,
+ generic_queue_resume,
+ generic_job_delete,
+ generic_job_pause,
+ generic_job_resume,
+ generic_job_submit,
+};
+