mirror of https://gitee.com/openkylin/cups.git
223 lines
5.3 KiB
C
223 lines
5.3 KiB
C
/*
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* Main header file for the CUPS scheduler.
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*
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* Copyright © 2007-2018 by Apple Inc.
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* Copyright © 1997-2007 by Easy Software Products, all rights reserved.
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*
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* Licensed under Apache License v2.0. See the file "LICENSE" for more
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* information.
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*/
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/*
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* Include necessary headers.
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*/
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#include <cups/cups-private.h>
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#include <cups/file-private.h>
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#include <cups/ppd-private.h>
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#include <limits.h>
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#include <time.h>
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#include <signal.h>
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#include <fcntl.h>
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#include <math.h>
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#include <sys/types.h>
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#include <sys/time.h>
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#include <sys/stat.h>
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#include <sys/wait.h>
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#ifdef _WIN32
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# include <direct.h>
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#else
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# include <unistd.h>
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#endif /* _WIN32 */
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#include "mime.h"
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#if defined(HAVE_CDSASSL)
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# include <CoreFoundation/CoreFoundation.h>
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#endif /* HAVE_CDSASSL */
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/*
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* Some OS's don't have hstrerror(), most notably Solaris...
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*/
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#ifndef HAVE_HSTRERROR
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# ifdef hstrerror
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# undef hstrerror
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# endif /* hstrerror */
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# define hstrerror cups_hstrerror
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extern const char *cups_hstrerror(int);
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#endif /* !HAVE_HSTRERROR */
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/*
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* Common constants.
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*/
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#ifndef FALSE
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# define FALSE 0
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# define TRUE (!FALSE)
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#endif /* !FALSE */
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/*
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* Implementation limits...
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*/
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#define MAX_ENV 100 /* Maximum number of environment strings */
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#define MAX_USERPASS 33 /* Maximum size of username/password */
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#define MAX_FILTERS 20 /* Maximum number of filters */
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#define MAX_SYSTEM_GROUPS 32 /* Maximum number of system groups */
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/*
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* Defaults...
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*/
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#define DEFAULT_HISTORY INT_MAX /* Preserve job history? */
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#define DEFAULT_FILES 86400 /* Preserve job files? */
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#define DEFAULT_TIMEOUT 300 /* Timeout during requests/updates */
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#define DEFAULT_KEEPALIVE 30 /* Timeout between requests */
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/*
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* Global variable macros...
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*/
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#ifdef _MAIN_C_
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# define VAR
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# define VALUE(x) =x
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# define VALUE2(x,y) ={x,y}
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#else
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# define VAR extern
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# define VALUE(x)
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# define VALUE2(x,y)
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#endif /* _MAIN_C */
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/*
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* Other stuff for the scheduler...
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*/
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#include "sysman.h"
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#include "statbuf.h"
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#include "cert.h"
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#include "auth.h"
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#include "client.h"
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#include "policy.h"
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#include "printers.h"
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#include "classes.h"
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#include "job.h"
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#include "colorman.h"
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#include "conf.h"
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#include "banners.h"
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#include "dirsvc.h"
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#include "network.h"
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#include "subscriptions.h"
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/*
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* Reload types...
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*/
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#define RELOAD_NONE 0 /* No reload needed */
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#define RELOAD_ALL 1 /* Reload everything */
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#define RELOAD_CUPSD 2 /* Reload only cupsd.conf */
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/*
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* Select callback function type...
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*/
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typedef void (*cupsd_selfunc_t)(void *data);
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/*
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* Globals...
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*/
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VAR int TestConfigFile VALUE(0);
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/* Test the cupsd.conf file? */
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VAR int MaxFDs VALUE(0);
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/* Maximum number of files */
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VAR time_t ReloadTime VALUE(0);
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/* Time of reload request... */
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VAR int NeedReload VALUE(RELOAD_ALL),
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/* Need to load configuration? */
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DoingShutdown VALUE(0);
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/* Shutting down the scheduler? */
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VAR void *DefaultProfile VALUE(0);
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/* Default security profile */
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#ifdef HAVE_ONDEMAND
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VAR int OnDemand VALUE(0);
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/* Launched on demand */
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#endif /* HAVE_ONDEMAND */
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/*
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* Prototypes...
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*/
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/* env.c */
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extern void cupsdInitEnv(void);
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extern int cupsdLoadEnv(char *envp[], int envmax);
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extern void cupsdSetEnv(const char *name, const char *value);
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extern void cupsdSetEnvf(const char *name, const char *value, ...) _CUPS_FORMAT(2, 3);
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extern void cupsdUpdateEnv(void);
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/* file.c */
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extern void cupsdCleanFiles(const char *path, const char *pattern);
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extern int cupsdCloseCreatedConfFile(cups_file_t *fp,
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const char *filename);
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extern void cupsdClosePipe(int *fds);
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extern cups_file_t *cupsdCreateConfFile(const char *filename, mode_t mode);
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extern cups_file_t *cupsdOpenConfFile(const char *filename);
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extern int cupsdOpenPipe(int *fds);
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extern int cupsdRemoveFile(const char *filename);
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extern int cupsdUnlinkOrRemoveFile(const char *filename);
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/* main.c */
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extern int cupsdAddString(cups_array_t **a, const char *s);
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extern void cupsdCheckProcess(void);
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extern void cupsdClearString(char **s);
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extern void cupsdFreeStrings(cups_array_t **a);
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extern void cupsdHoldSignals(void);
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extern char *cupsdMakeUUID(const char *name, int number,
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char *buffer, size_t bufsize);
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extern void cupsdReleaseSignals(void);
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extern void cupsdSetString(char **s, const char *v);
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extern void cupsdSetStringf(char **s, const char *f, ...)
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__attribute__ ((__format__ (__printf__, 2, 3)));
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/* process.c */
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extern void *cupsdCreateProfile(int job_id, int allow_networking);
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extern void cupsdDestroyProfile(void *profile);
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extern int cupsdEndProcess(int pid, int force);
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extern const char *cupsdFinishProcess(int pid, char *name, size_t namelen, int *job_id);
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extern int cupsdStartProcess(const char *command, char *argv[],
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char *envp[], int infd, int outfd,
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int errfd, int backfd, int sidefd,
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int root, void *profile,
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cupsd_job_t *job, int *pid);
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/* select.c */
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extern int cupsdAddSelect(int fd, cupsd_selfunc_t read_cb,
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cupsd_selfunc_t write_cb, void *data);
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extern int cupsdDoSelect(long timeout);
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#ifdef CUPSD_IS_SELECTING
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extern int cupsdIsSelecting(int fd);
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#endif /* CUPSD_IS_SELECTING */
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extern void cupsdRemoveSelect(int fd);
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extern void cupsdStartSelect(void);
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extern void cupsdStopSelect(void);
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/* server.c */
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extern void cupsdStartServer(void);
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extern void cupsdStopServer(void);
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