cups/globals.h

   1 /*
   2  * "$Id: globals.h 7583 2008-05-16 17:47:16Z mike $"
   3  *
   4  *   Global variable definitions for the Common UNIX Printing System (CUPS).
   5  *
   6  *   Copyright 2007-2008 by Apple Inc.
   7  *   Copyright 1997-2007 by Easy Software Products, all rights reserved.
   8  *
   9  *   These coded instructions, statements, and computer programs are the
  10  *   property of Apple Inc. and are protected by Federal copyright
  11  *   law.  Distribution and use rights are outlined in the file "LICENSE.txt"
  12  *   which should have been included with this file.  If this file is
  13  *   file is missing or damaged, see the license at "http://www.cups.org/".
  14  *
  15  *   This file is subject to the Apple OS-Developed Software exception.
  16  */
  17
  18 #ifndef _CUPS_GLOBALS_H_
  19 #  define _CUPS_GLOBALS_H_
  20
  21 /*
  22  * Include necessary headers...
  23  */
  24
  25 #  include "string.h"
  26 #  include "http-private.h"
  27 #  include "cups.h"
  28 #  include "i18n.h"
  29
  30 #  ifdef HAVE_PTHREAD_H
  31 #    include <pthread.h>
  32 #  endif /* HAVE_PTHREAD_H */
  33
  34
  35 /*
  36  * C++ magic...
  37  */
  38
  39 #  ifdef __cplusplus
  40 extern "C" {
  41 #  endif /* __cplusplus */
  42
  43
  44 /*
  45  * To make libcups thread safe, define thread safe globals (aka thread-
  46  * specific data) for the static variables used in the library.
  47  */
  48
  49 typedef struct _cups_globals_s          /**** CUPS global state data ****/
  50 {
  51   /* Multiple places... */
  52   const char            *cups_datadir,  /* CUPS_DATADIR environment var */
  53                         *cups_serverbin,/* CUPS_SERVERBIN environment var */
  54                         *cups_serverroot,
  55                                         /* CUPS_SERVERROOT environment var */
  56                         *cups_statedir, /* CUPS_STATEDIR environment var */
  57                         *localedir;     /* LOCALDIR environment var */
  58
  59   /* adminutil.c */
  60   time_t                cupsd_update;   /* Last time we got or set cupsd.conf */
  61   char                  cupsd_hostname[HTTP_MAX_HOST];
  62                                         /* Hostname for connection */
  63   int                   cupsd_num_settings;
  64                                         /* Number of server settings */
  65   cups_option_t         *cupsd_settings;/* Server settings */
  66
  67   /* backend.c */
  68   char                  resolved_uri[1024];
  69                                         /* Buffer for cupsBackendDeviceURI */
  70
  71   /* file.c */
  72   cups_file_t           *stdio_files[3];/* stdin, stdout, stderr */
  73
  74   /* http.c */
  75   char                  http_date[256]; /* Date+time buffer */
  76
  77   /* http-addr.c */
  78   unsigned              ip_addr;        /* Packed IPv4 address */
  79   char                  *ip_ptrs[2];    /* Pointer to packed address */
  80   struct hostent        hostent;        /* Host entry for IP address */
  81 #  ifdef HAVE_GETADDRINFO
  82   char                  hostname[1024]; /* Hostname */
  83 #  endif /* HAVE_GETADDRINFO */
  84   int                   need_res_init;  /* Need to reinitialize resolver? */
  85
  86   /* ipp.c */
  87   ipp_uchar_t           ipp_date[11];   /* RFC-1903 date/time data */
  88
  89   /* ipp-support.c */
  90   int                   ipp_port;       /* IPP port number */
  91   char                  ipp_unknown[255];
  92                                         /* Unknown error statuses */
  93
  94   /* language.c */
  95   cups_lang_t           *lang_default;  /* Default language */
  96 #  ifdef __APPLE__
  97   char                  language[32];   /* Cached language */
  98 #  endif /* __APPLE__ */
  99
 100   /* ppd.c */
 101   ppd_status_t          ppd_status;     /* Status of last ppdOpen*() */
 102   int                   ppd_line;       /* Current line number */
 103   ppd_conform_t         ppd_conform;    /* Level of conformance required */
 104
 105   /* snmp.c */
 106   char                  snmp_community[255];
 107                                         /* Default SNMP community name */
 108   int                   snmp_debug;     /* Log SNMP IO to stderr? */
 109
 110   /* tempfile.c */
 111   char                  tempfile[1024]; /* cupsTempFd/File buffer */
 112
 113   /* usersys.c */
 114   http_encryption_t     encryption;     /* Encryption setting */
 115   char                  user[65],       /* User name */
 116                         server[256],    /* Server address */
 117                         servername[256];/* Server hostname */
 118   cups_password_cb_t    password_cb;    /* Password callback */
 119
 120   /* util.c */
 121   http_t                *http;          /* Current server connection */
 122   ipp_status_t          last_error;     /* Last IPP error */
 123   char                  *last_status_message;
 124                                         /* Last IPP status-message */
 125
 126   char                  def_printer[256];
 127                                         /* Default printer */
 128   char                  ppd_filename[HTTP_MAX_URI];
 129                                         /* PPD filename */
 130 } _cups_globals_t;
 131
 132
 133 /*
 134  * Prototypes...
 135  */
 136
 137 extern http_t           *_cupsConnect(void);
 138 extern const char       *_cupsGetPassword(const char *prompt);
 139 extern _cups_globals_t  *_cupsGlobals(void);
 140 extern void             _cupsSetError(ipp_status_t status, const char *message,
 141                                       int localize);
 142 extern void             _cupsSetHTTPError(http_status_t status);
 143
 144
 145 /*
 146  * C++ magic...
 147  */
 148
 149 #  ifdef __cplusplus
 150 }
 151 #  endif /* __cplusplus */
 152 #endif /* !_CUPS_GLOBALS_H_ */
 153
 154 /*
 155  * End of "$Id: globals.h 7583 2008-05-16 17:47:16Z mike $".
 156  */