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/*
Unix SMB/CIFS implementation.
printing definitions
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 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/>.
*/
/*
This file defines the low-level printing system interfaces used by the
SAMBA printing subsystem.
*/
#ifndef PRINTING_H_
#define PRINTING_H_
#include <tdb.h>
#include "lib/param/loadparm.h"
/* Extra fields above "LPQ_PRINTING" are used to map extra NT status codes. */
enum {
LPQ_QUEUED = 0,
LPQ_PAUSED,
LPQ_SPOOLING,
LPQ_PRINTING,
LPQ_ERROR,
LPQ_DELETING,
LPQ_OFFLINE,
LPQ_PAPEROUT,
LPQ_PRINTED,
LPQ_DELETED,
LPQ_BLOCKED,
LPQ_USER_INTERVENTION,
/* smbd is dooing the file spooling before passing control to spoolss */
PJOB_SMBD_SPOOLING
};
typedef struct _print_queue_struct {
int sysjob; /* normally the UNIX jobid -- see note in
printing.c:traverse_fn_delete() */
int size;
int page_count;
int status;
int priority;
time_t time;
fstring fs_user;
fstring fs_file;
} print_queue_struct;
enum {LPSTAT_OK, LPSTAT_STOPPED, LPSTAT_ERROR};
typedef struct {
fstring message;
size_t qcount;
int status;
} print_status_struct;
/* Information for print jobs */
struct printjob {
pid_t pid; /* which process launched the job */
uint32_t jobid; /* the spoolss print job identifier */
int sysjob; /* the system (lp) job number */
int fd; /* file descriptor of open file if open */
time_t starttime; /* when the job started spooling */
int status; /* the status of this job */
size_t size; /* the size of the job so far */
int page_count; /* then number of pages so far */
bool spooled; /* has it been sent to the spooler yet? */
bool smbjob; /* set if the job is a SMB job */
fstring filename; /* the filename used to spool the file */
fstring jobname; /* the job name given to us by the client */
fstring user; /* the user who started the job */
fstring clientmachine; /* The client machine which started this job */
fstring queuename; /* service number of printer for this job */
struct spoolss_DeviceMode *devmode;
};
/* Information for print interfaces */
struct printif
{
/* value of the 'printing' option for this service */
enum printing_types type;
int (*queue_get)(const char *printer_name,
enum printing_types printing_type,
char *lpq_command,
print_queue_struct **q,
print_status_struct *status);
int (*queue_pause)(int snum);
int (*queue_resume)(int snum);
int (*job_delete)(const char *sharename, const char *lprm_command, struct printjob *pjob);
int (*job_pause)(int snum, struct printjob *pjob);
int (*job_resume)(int snum, struct printjob *pjob);
int (*job_submit)(int snum, struct printjob *pjob,
enum printing_types printing_type,
char *lpq_command);
};
extern struct printif generic_printif;
#ifdef HAVE_CUPS
extern struct printif cups_printif;
#endif /* HAVE_CUPS */
#ifdef HAVE_IPRINT
extern struct printif iprint_printif;
#endif /* HAVE_IPRINT */
/* PRINT_MAX_JOBID is now defined in local.h */
#define UNIX_JOB_START PRINT_MAX_JOBID
#define NEXT_JOBID(j) ((j+1) % PRINT_MAX_JOBID > 0 ? (j+1) % PRINT_MAX_JOBID : 1)
#define MAX_CACHE_VALID_TIME 3600
#define CUPS_DEFAULT_CONNECTION_TIMEOUT 30
#ifndef PRINT_SPOOL_PREFIX
#define PRINT_SPOOL_PREFIX "smbprn."
#endif
#define PRINT_DATABASE_VERSION 8
#ifdef AIX
#define DEFAULT_PRINTING PRINT_AIX
#define PRINTCAP_NAME "/etc/qconfig"
#endif
#ifdef HPUX
#define DEFAULT_PRINTING PRINT_HPUX
#endif
#ifdef QNX
#define DEFAULT_PRINTING PRINT_QNX
#endif
#ifndef DEFAULT_PRINTING
#ifdef HAVE_CUPS
#define DEFAULT_PRINTING PRINT_CUPS
#define PRINTCAP_NAME "cups"
#elif defined(SYSV)
#define DEFAULT_PRINTING PRINT_SYSV
#define PRINTCAP_NAME "lpstat"
#else
#define DEFAULT_PRINTING PRINT_BSD
#define PRINTCAP_NAME "/etc/printcap"
#endif
#endif
#ifndef PRINTCAP_NAME
#define PRINTCAP_NAME "/etc/printcap"
#endif
/* There can be this many printing tdb's open, plus any locked ones. */
#define MAX_PRINT_DBS_OPEN 1
struct tdb_print_db {
struct tdb_print_db *next, *prev;
struct tdb_context *tdb;
int ref_count;
fstring printer_name;
};
/*
* Used for print notify
*/
#define NOTIFY_PID_LIST_KEY "NOTIFY_PID_LIST"
/* The following definitions come from printing/printspoolss.c */
NTSTATUS print_spool_open(files_struct *fsp,
const char *fname,
uint64_t current_vuid);
int print_spool_write(files_struct *fsp, const char *data, uint32_t size,
off_t offset, uint32_t *written);
void print_spool_end(files_struct *fsp, enum file_close_type close_type);
void print_spool_terminate(struct connection_struct *conn,
struct print_file_data *print_file);
uint16_t print_spool_rap_jobid(struct print_file_data *print_file);
/* The following definitions come from printing/printing.c */
uint32_t sysjob_to_jobid_pdb(struct tdb_print_db *pdb, int sysjob);
uint32_t sysjob_to_jobid(int unix_jobid);
int jobid_to_sysjob_pdb(struct tdb_print_db *pdb, uint32_t jobid);
bool print_notify_register_pid(int snum);
bool print_notify_deregister_pid(int snum);
bool print_job_exists(const char* sharename, uint32_t jobid);
struct spoolss_DeviceMode *print_job_devmode(TALLOC_CTX *mem_ctx,
const char *sharename,
uint32_t jobid);
bool print_job_set_name(struct tevent_context *ev,
struct messaging_context *msg_ctx,
const char *sharename, uint32_t jobid, const char *name);
bool print_job_get_name(TALLOC_CTX *mem_ctx, const char *sharename, uint32_t jobid, char **name);
WERROR print_job_delete(const struct auth_session_info *server_info,
struct messaging_context *msg_ctx,
int snum, uint32_t jobid);
WERROR print_job_pause(const struct auth_session_info *server_info,
struct messaging_context *msg_ctx,
int snum, uint32_t jobid);
WERROR print_job_resume(const struct auth_session_info *server_info,
struct messaging_context *msg_ctx,
int snum, uint32_t jobid);
ssize_t print_job_write(struct tevent_context *ev,
struct messaging_context *msg_ctx,
int snum, uint32_t jobid, const char *buf, size_t size);
int print_queue_length(struct messaging_context *msg_ctx, int snum,
print_status_struct *pstatus);
WERROR print_job_start(const struct auth_session_info *server_info,
struct messaging_context *msg_ctx,
const char *clientmachine,
int snum, const char *docname, const char *filename,
struct spoolss_DeviceMode *devmode, uint32_t *_jobid);
void print_job_endpage(struct messaging_context *msg_ctx,
int snum, uint32_t jobid);
NTSTATUS print_job_end(struct messaging_context *msg_ctx, int snum,
uint32_t jobid, enum file_close_type close_type);
int print_queue_status(struct messaging_context *msg_ctx, int snum,
print_queue_struct **ppqueue,
print_status_struct *status);
WERROR print_queue_pause(const struct auth_session_info *server_info,
struct messaging_context *msg_ctx, int snum);
WERROR print_queue_resume(const struct auth_session_info *server_info,
struct messaging_context *msg_ctx, int snum);
WERROR print_queue_purge(const struct auth_session_info *server_info,
struct messaging_context *msg_ctx, int snum);
bool print_backend_init(struct messaging_context *msg_ctx);
void printing_end(void);
/* The following definitions come from printing/lpq_parse.c */
bool parse_lpq_entry(enum printing_types printing_type,char *line,
print_queue_struct *buf,
print_status_struct *status,bool first);
/* The following definitions come from printing/printing_db.c */
struct tdb_print_db *get_print_db_byname(const char *printername);
void release_print_db( struct tdb_print_db *pdb);
void close_all_print_db(void);
TDB_DATA get_printer_notify_pid_list(struct tdb_context *tdb, const char *printer_name, bool cleanlist);
void print_queue_receive(struct messaging_context *msg,
void *private_data,
uint32_t msg_type,
struct server_id server_id,
DATA_BLOB *data);
#endif /* PRINTING_H_ */
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