cups/globals.h

   1 /*
   2  * "$Id: globals.h 6253 2007-02-10 18:48:40Z mike $"
   3  *
   4  *   Global variable definitions for the Common UNIX Printing System (CUPS).
   5  *
   6  *   Copyright 1997-2007 by Easy Software Products, all rights reserved.
   7  *
   8  *   These coded instructions, statements, and computer programs are the
   9  *   property of Easy Software Products and are protected by Federal
  10  *   copyright law.  Distribution and use rights are outlined in the file
  11  *   "LICENSE.txt" which should have been included with this file.  If this
  12  *   file is missing or damaged please contact Easy Software Products
  13  *   at:
  14  *
  15  *       Attn: CUPS Licensing Information
  16  *       Easy Software Products
  17  *       44141 Airport View Drive, Suite 204
  18  *       Hollywood, Maryland 20636 USA
  19  *
  20  *       Voice: (301) 373-9600
  21  *       EMail: cups-info@cups.org
  22  *         WWW: http://www.cups.org
  23  *
  24  *   This file is subject to the Apple OS-Developed Software exception.
  25  */
  26
  27 #ifndef _CUPS_GLOBALS_H_
  28 #  define _CUPS_GLOBALS_H_
  29
  30 /*
  31  * Include necessary headers...
  32  */
  33
  34 #  include "string.h"
  35 #  include "http-private.h"
  36 #  include "cups.h"
  37 #  include "i18n.h"
  38
  39 #  ifdef HAVE_PTHREAD_H
  40 #    include <pthread.h>
  41 #  endif /* HAVE_PTHREAD_H */
  42
  43 #  ifdef HAVE_AUTHORIZATION_H
  44 #    include <Security/Authorization.h>
  45 #  endif /* HAVE_AUTHORIZATION_H */
  46
  47
  48 /*
  49  * C++ magic...
  50  */
  51
  52 #  ifdef __cplusplus
  53 extern "C" {
  54 #  endif /* __cplusplus */
  55
  56
  57 /*
  58  * To make libcups thread safe, define thread safe globals (aka thread-
  59  * specific data) for the static variables used in the library.
  60  */
  61
  62 typedef struct _cups_globals_s          /**** CUPS global state data ****/
  63 {
  64   /* Multiple places... */
  65   const char            *cups_datadir,  /* CUPS_DATADIR environment var */
  66                         *cups_serverbin,/* CUPS_SERVERBIN environment var */
  67                         *cups_serverroot,
  68                                         /* CUPS_SERVERROOT environment var */
  69                         *cups_statedir, /* CUPS_STATEDIR environment var */
  70                         *localedir;     /* LOCALDIR environment var */
  71
  72   /* adminutil.c */
  73   time_t                cupsd_update;   /* Last time we got or set cupsd.conf */
  74   char                  cupsd_hostname[HTTP_MAX_HOST];
  75                                         /* Hostname for connection */
  76   int                   cupsd_num_settings;
  77                                         /* Number of server settings */
  78   cups_option_t         *cupsd_settings;/* Server settings */
  79
  80   /* file.c */
  81   cups_file_t           *stdio_files[3];/* stdin, stdout, stderr */
  82
  83   /* http.c */
  84   char                  http_date[256]; /* Date+time buffer */
  85
  86   /* http-addr.c */
  87   unsigned              ip_addr;        /* Packed IPv4 address */
  88   char                  *ip_ptrs[2];    /* Pointer to packed address */
  89   struct hostent        hostent;        /* Host entry for IP address */
  90 #  ifdef HAVE_GETADDRINFO
  91   char                  hostname[1024]; /* Hostname */
  92 #  endif /* HAVE_GETADDRINFO */
  93
  94   /* ipp.c */
  95   ipp_uchar_t           ipp_date[11];   /* RFC-1903 date/time data */
  96
  97   /* ipp-support.c */
  98   int                   ipp_port;       /* IPP port number */
  99   char                  ipp_unknown[255];
 100                                         /* Unknown error statuses */
 101
 102   /* language.c */
 103   cups_lang_t           *lang_default;  /* Default language */
 104 #  ifdef __APPLE__
 105   char                  language[32];   /* Cached language */
 106 #  endif /* __APPLE__ */
 107
 108   /* ppd.c */
 109   ppd_status_t          ppd_status;     /* Status of last ppdOpen*() */
 110   int                   ppd_line;       /* Current line number */
 111   ppd_conform_t         ppd_conform;    /* Level of conformance required */
 112
 113   /* tempfile.c */
 114   char                  tempfile[1024]; /* cupsTempFd/File buffer */
 115
 116   /* usersys.c */
 117   http_encryption_t     encryption;     /* Encryption setting */
 118   char                  user[65],       /* User name */
 119                         server[256],    /* Server address */
 120                         servername[256];/* Server hostname */
 121   cups_password_cb_t    password_cb;    /* Password callback */
 122
 123   /* util.c */
 124   http_t                *http;          /* Current server connection */
 125   ipp_status_t          last_error;     /* Last IPP error */
 126   char                  *last_status_message;
 127                                         /* Last IPP status-message */
 128
 129   char                  def_printer[256];
 130                                         /* Default printer */
 131   char                  ppd_filename[HTTP_MAX_URI];
 132                                         /* PPD filename */
 133
 134 #ifdef HAVE_AUTHORIZATION_H
 135   /* auth.c */
 136   AuthorizationRef      auth_ref;       /* Authorization ref */
 137 #endif /* HAVE_AUTHORIZATION_H */
 138 } _cups_globals_t;
 139
 140
 141 /*
 142  * Prototypes...
 143  */
 144
 145 extern const char       *_cupsGetPassword(const char *prompt);
 146 extern _cups_globals_t  *_cupsGlobals(void);
 147 extern void             _cupsSetError(ipp_status_t status, const char *message);
 148
 149
 150 /*
 151  * C++ magic...
 152  */
 153
 154 #  ifdef __cplusplus
 155 }
 156 #  endif /* __cplusplus */
 157 #endif /* !_CUPS_GLOBALS_H_ */
 158
 159 /*
 160  * End of "$Id: globals.h 6253 2007-02-10 18:48:40Z mike $".
 161  */