source3/include/printing.h

   1 #ifndef PRINTING_H_
   2 #define PRINTING_H_
   3
   4 /*
   5    Unix SMB/CIFS implementation.
   6    printing definitions
   7    Copyright (C) Andrew Tridgell 1992-2000
   8
   9    This program is free software; you can redistribute it and/or modify
  10    it under the terms of the GNU General Public License as published by
  11    the Free Software Foundation; either version 2 of the License, or
  12    (at your option) any later version.
  13
  14    This program is distributed in the hope that it will be useful,
  15    but WITHOUT ANY WARRANTY; without even the implied warranty of
  16    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17    GNU General Public License for more details.
  18
  19    You should have received a copy of the GNU General Public License
  20    along with this program; if not, write to the Free Software
  21    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  22 */
  23
  24 #include "includes.h"
  25
  26 /*
  27    This file defines the low-level printing system interfaces used by the
  28    SAMBA printing subsystem.
  29 */
  30
  31 /* Information for print jobs */
  32 struct printjob {
  33         pid_t pid; /* which process launched the job */
  34         int sysjob; /* the system (lp) job number */
  35         int fd; /* file descriptor of open file if open */
  36         time_t starttime; /* when the job started spooling */
  37         int status; /* the status of this job */
  38         size_t size; /* the size of the job so far */
  39         int page_count; /* then number of pages so far */
  40         BOOL spooled; /* has it been sent to the spooler yet? */
  41         BOOL smbjob; /* set if the job is a SMB job */
  42         fstring filename; /* the filename used to spool the file */
  43         fstring jobname; /* the job name given to us by the client */
  44         fstring user; /* the user who started the job */
  45         fstring queuename; /* service number of printer for this job */
  46         NT_DEVICEMODE *nt_devmode;
  47 };
  48
  49 /* Information for print interfaces */
  50 struct printif
  51 {
  52   int (*queue_get)(int snum, print_queue_struct **q,
  53                    print_status_struct *status);
  54   int (*queue_pause)(int snum);
  55   int (*queue_resume)(int snum);
  56   int (*job_delete)(int snum, struct printjob *pjob);
  57   int (*job_pause)(int snum, struct printjob *pjob);
  58   int (*job_resume)(int snum, struct printjob *pjob);
  59   int (*job_submit)(int snum, struct printjob *pjob);
  60 };
  61
  62 extern struct printif   generic_printif;
  63
  64 #ifdef HAVE_CUPS
  65 extern struct printif   cups_printif;
  66 #endif /* HAVE_CUPS */
  67
  68 /* PRINT_MAX_JOBID is now defined in local.h */
  69 #define UNIX_JOB_START PRINT_MAX_JOBID
  70 #define NEXT_JOBID(j) ((j+1) % PRINT_MAX_JOBID > 0 ? (j+1) % PRINT_MAX_JOBID : 1)
  71
  72 #define MAX_CACHE_VALID_TIME 3600
  73
  74 #define PRINT_SPOOL_PREFIX "smbprn."
  75 #define PRINT_DATABASE_VERSION 5
  76
  77 /* There can be this many printing tdb's open, plus any locked ones. */
  78 #define MAX_PRINT_DBS_OPEN 1
  79
  80 struct tdb_print_db {
  81         struct tdb_print_db *next, *prev;
  82         TDB_CONTEXT *tdb;
  83         int ref_count;
  84         fstring printer_name;
  85 };
  86
  87 /*
  88  * Used for print notify
  89  */
  90
  91 #define NOTIFY_PID_LIST_KEY "NOTIFY_PID_LIST"
  92
  93 #endif /* PRINTING_H_ */