cups/cups.h

   1 /*
   2  * "$Id: cups.h 8781 2009-08-28 17:34:54Z mike $"
   3  *
   4  *   API definitions for CUPS.
   5  *
   6  *   Copyright 2007-2011 by Apple Inc.
   7  *   Copyright 1997-2007 by Easy Software Products.
   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_CUPS_H_
  19 #  define _CUPS_CUPS_H_
  20
  21 /*
  22  * Include necessary headers...
  23  */
  24
  25 #  include <sys/types.h>
  26 #  if defined(WIN32) && !defined(__CUPS_SSIZE_T_DEFINED)
  27 #    define __CUPS_SSIZE_T_DEFINED
  28 #    include <stddef.h>
  29 /* Windows does not support the ssize_t type, so map it to off_t... */
  30 typedef off_t ssize_t;                  /* @private@ */
  31 #  endif /* WIN32 && !__CUPS_SSIZE_T_DEFINED */
  32
  33 #  include "file.h"
  34 #  include "ipp.h"
  35 #  include "language.h"
  36
  37
  38 /*
  39  * With GCC 3.0 and higher, we can mark old APIs "deprecated" so you get
  40  * a warning at compile-time.
  41  */
  42
  43 #  if defined(__GNUC__) && __GNUC__ > 2
  44 #    define _CUPS_DEPRECATED __attribute__ ((__deprecated__))
  45 #  else
  46 #    define _CUPS_DEPRECATED
  47 #  endif /* __GNUC__ && __GNUC__ > 2 */
  48
  49
  50 /*
  51  * C++ magic...
  52  */
  53
  54 #  ifdef __cplusplus
  55 extern "C" {
  56 #  endif /* __cplusplus */
  57
  58
  59 /*
  60  * Constants...
  61  */
  62
  63 #  define CUPS_VERSION          1.0599
  64 #  define CUPS_VERSION_MAJOR    1
  65 #  define CUPS_VERSION_MINOR    6
  66 #  define CUPS_VERSION_PATCH    -1
  67
  68 #  define CUPS_BC_FD            3       /* Back-channel file descriptor for select/poll */
  69 #  define CUPS_DATE_ANY         (time_t)-1
  70 #  define CUPS_EXCLUDE_NONE     (const char *)0
  71 #  define CUPS_FORMAT_AUTO      "application/octet-stream"
  72 #  define CUPS_FORMAT_COMMAND   "application/vnd.cups-command"
  73 #  define CUPS_FORMAT_PDF       "application/pdf"
  74 #  define CUPS_FORMAT_POSTSCRIPT "application/postscript"
  75 #  define CUPS_FORMAT_RAW       "application/vnd.cups-raw"
  76 #  define CUPS_FORMAT_TEXT      "text/plain"
  77 #  define CUPS_HTTP_DEFAULT     (http_t *)0
  78 #  define CUPS_INCLUDE_ALL      (const char *)0
  79 #  define CUPS_JOBID_ALL        -1
  80 #  define CUPS_JOBID_CURRENT    0
  81 #  define CUPS_LENGTH_VARIABLE  (ssize_t)0
  82 #  define CUPS_TIMEOUT_DEFAULT  0
  83 #  define CUPS_WHICHJOBS_ALL    -1
  84 #  define CUPS_WHICHJOBS_ACTIVE 0
  85 #  define CUPS_WHICHJOBS_COMPLETED 1
  86
  87
  88 /*
  89  * Types and structures...
  90  */
  91
  92 typedef unsigned cups_ptype_t;          /**** Printer type/capability bits ****/
  93 enum cups_ptype_e                       /**** Printer type/capability bit constants ****/
  94 {                                       /* Not a typedef'd enum so we can OR */
  95   CUPS_PRINTER_LOCAL = 0x0000,          /* Local printer or class */
  96   CUPS_PRINTER_CLASS = 0x0001,          /* Printer class */
  97   CUPS_PRINTER_REMOTE = 0x0002,         /* Remote printer or class */
  98   CUPS_PRINTER_BW = 0x0004,             /* Can do B&W printing */
  99   CUPS_PRINTER_COLOR = 0x0008,          /* Can do color printing */
 100   CUPS_PRINTER_DUPLEX = 0x0010,         /* Can do duplexing */
 101   CUPS_PRINTER_STAPLE = 0x0020,         /* Can staple output */
 102   CUPS_PRINTER_COPIES = 0x0040,         /* Can do copies */
 103   CUPS_PRINTER_COLLATE = 0x0080,        /* Can collage copies */
 104   CUPS_PRINTER_PUNCH = 0x0100,          /* Can punch output */
 105   CUPS_PRINTER_COVER = 0x0200,          /* Can cover output */
 106   CUPS_PRINTER_BIND = 0x0400,           /* Can bind output */
 107   CUPS_PRINTER_SORT = 0x0800,           /* Can sort output */
 108   CUPS_PRINTER_SMALL = 0x1000,          /* Can do Letter/Legal/A4 */
 109   CUPS_PRINTER_MEDIUM = 0x2000,         /* Can do Tabloid/B/C/A3/A2 */
 110   CUPS_PRINTER_LARGE = 0x4000,          /* Can do D/E/A1/A0 */
 111   CUPS_PRINTER_VARIABLE = 0x8000,       /* Can do variable sizes */
 112   CUPS_PRINTER_IMPLICIT = 0x10000,      /* Implicit class */
 113   CUPS_PRINTER_DEFAULT = 0x20000,       /* Default printer on network */
 114   CUPS_PRINTER_FAX = 0x40000,           /* Fax queue */
 115   CUPS_PRINTER_REJECTING = 0x80000,     /* Printer is rejecting jobs */
 116   CUPS_PRINTER_DELETE = 0x100000,       /* Delete printer @since CUPS 1.2/Mac OS X 10.5@ */
 117   CUPS_PRINTER_NOT_SHARED = 0x200000,   /* Printer is not shared @since CUPS 1.2/Mac OS X 10.5@ */
 118   CUPS_PRINTER_AUTHENTICATED = 0x400000,/* Printer requires authentication @since CUPS 1.2/Mac OS X 10.5@ */
 119   CUPS_PRINTER_COMMANDS = 0x800000,     /* Printer supports maintenance commands @since CUPS 1.2/Mac OS X 10.5@ */
 120   CUPS_PRINTER_DISCOVERED = 0x1000000,  /* Printer was automatically discovered and added @since CUPS 1.3/Mac OS X 10.5@ */
 121   CUPS_PRINTER_SCANNER = 0x2000000,     /* Scanner-only device @since CUPS 1.4/Mac OS X 10.6@ */
 122   CUPS_PRINTER_MFP = 0x4000000,         /* Printer with scanning capabilities @since CUPS 1.4/Mac OS X 10.6@ */
 123   CUPS_PRINTER_OPTIONS = 0x6fffc        /* ~(CLASS | REMOTE | IMPLICIT | DEFAULT | FAX | REJECTING | DELETE | NOT_SHARED | AUTHENTICATED | COMMANDS | DISCOVERED) @private@ */
 124 };
 125
 126 typedef const char *(*cups_password_cb_t)(const char *prompt);
 127                                         /**** Password callback ****/
 128
 129 typedef const char *(*cups_password_cb2_t)(const char *prompt, http_t *http,
 130                                            const char *method,
 131                                            const char *resource,
 132                                            void *user_data);
 133                                         /**** New password callback @since CUPS 1.4/Mac OS X 10.6@ ****/
 134
 135 typedef void (*cups_device_cb_t)(const char *device_class,
 136                                  const char *device_id, const char *device_info,
 137                                  const char *device_make_and_model,
 138                                  const char *device_uri,
 139                                  const char *device_location, void *user_data);
 140                                         /**** Device callback @since CUPS 1.4/Mac OS X 10.6@ ****/
 141
 142 typedef struct cups_option_s            /**** Printer Options ****/
 143 {
 144   char          *name;                  /* Name of option */
 145   char          *value;                 /* Value of option */
 146 } cups_option_t;
 147
 148 typedef struct cups_dest_s              /**** Destination ****/
 149 {
 150   char          *name,                  /* Printer or class name */
 151                 *instance;              /* Local instance name or NULL */
 152   int           is_default;             /* Is this printer the default? */
 153   int           num_options;            /* Number of options */
 154   cups_option_t *options;               /* Options */
 155 } cups_dest_t;
 156
 157 typedef struct cups_job_s               /**** Job ****/
 158 {
 159   int           id;                     /* The job ID */
 160   char          *dest;                  /* Printer or class name */
 161   char          *title;                 /* Title/job name */
 162   char          *user;                  /* User the submitted the job */
 163   char          *format;                /* Document format */
 164   ipp_jstate_t  state;                  /* Job state */
 165   int           size;                   /* Size in kilobytes */
 166   int           priority;               /* Priority (1-100) */
 167   time_t        completed_time;         /* Time the job was completed */
 168   time_t        creation_time;          /* Time the job was created */
 169   time_t        processing_time;        /* Time the job was processed */
 170 } cups_job_t;
 171
 172 typedef int (*cups_client_cert_cb_t)(http_t *http, void *tls,
 173                                      cups_array_t *distinguished_names,
 174                                      void *user_data);
 175                                         /**** Client credentials callback @since CUPS 1.5/Mac OS X 10.7@ ****/
 176
 177 typedef int (*cups_server_cert_cb_t)(http_t *http, void *tls,
 178                                      cups_array_t *certs, void *user_data);
 179                                         /**** Server credentials callback @since CUPS 1.5/Mac OS X 10.7@ ****/
 180
 181
 182 /*
 183  * Functions...
 184  */
 185
 186 extern int              cupsCancelJob(const char *name, int job_id);
 187 extern ipp_t            *cupsDoFileRequest(http_t *http, ipp_t *request,
 188                                            const char *resource,
 189                                            const char *filename);
 190 extern ipp_t            *cupsDoRequest(http_t *http, ipp_t *request,
 191                                        const char *resource);
 192 extern http_encryption_t cupsEncryption(void);
 193 extern void             cupsFreeJobs(int num_jobs, cups_job_t *jobs);
 194 extern int              cupsGetClasses(char ***classes) _CUPS_DEPRECATED;
 195 extern const char       *cupsGetDefault(void);
 196 extern int              cupsGetJobs(cups_job_t **jobs, const char *name,
 197                                     int myjobs, int whichjobs);
 198 extern const char       *cupsGetPPD(const char *name);
 199 extern int              cupsGetPrinters(char ***printers) _CUPS_DEPRECATED;
 200 extern ipp_status_t     cupsLastError(void);
 201 extern int              cupsPrintFile(const char *name, const char *filename,
 202                                       const char *title, int num_options,
 203                                       cups_option_t *options);
 204 extern int              cupsPrintFiles(const char *name, int num_files,
 205                                        const char **files, const char *title,
 206                                        int num_options, cups_option_t *options);
 207 extern char             *cupsTempFile(char *filename, int len) _CUPS_DEPRECATED;
 208 extern int              cupsTempFd(char *filename, int len);
 209
 210 extern int              cupsAddDest(const char *name, const char *instance,
 211                                     int num_dests, cups_dest_t **dests);
 212 extern void             cupsFreeDests(int num_dests, cups_dest_t *dests);
 213 extern cups_dest_t      *cupsGetDest(const char *name, const char *instance,
 214                                      int num_dests, cups_dest_t *dests);
 215 extern int              cupsGetDests(cups_dest_t **dests);
 216 extern void             cupsSetDests(int num_dests, cups_dest_t *dests);
 217
 218 extern int              cupsAddOption(const char *name, const char *value,
 219                                       int num_options, cups_option_t **options);
 220 extern void             cupsEncodeOptions(ipp_t *ipp, int num_options,
 221                                           cups_option_t *options);
 222 extern void             cupsFreeOptions(int num_options, cups_option_t *options);
 223 extern const char       *cupsGetOption(const char *name, int num_options,
 224                                        cups_option_t *options);
 225 extern int              cupsParseOptions(const char *arg, int num_options,
 226                                          cups_option_t **options);
 227
 228 extern const char       *cupsGetPassword(const char *prompt);
 229 extern const char       *cupsServer(void);
 230 extern void             cupsSetEncryption(http_encryption_t e);
 231 extern void             cupsSetPasswordCB(cups_password_cb_t cb);
 232 extern void             cupsSetServer(const char *server);
 233 extern void             cupsSetUser(const char *user);
 234 extern const char       *cupsUser(void);
 235
 236 /**** New in CUPS 1.1.20 ****/
 237 extern int              cupsDoAuthentication(http_t *http, const char *method,
 238                                              const char *resource) _CUPS_API_1_1_20;
 239 extern http_status_t    cupsGetFile(http_t *http, const char *resource,
 240                                     const char *filename) _CUPS_API_1_1_20;
 241 extern http_status_t    cupsGetFd(http_t *http, const char *resource, int fd);
 242 extern http_status_t    cupsPutFile(http_t *http, const char *resource,
 243                                     const char *filename) _CUPS_API_1_1_20;
 244 extern http_status_t    cupsPutFd(http_t *http, const char *resource, int fd) _CUPS_API_1_1_20;
 245
 246 /**** New in CUPS 1.1.21 ****/
 247 extern const char       *cupsGetDefault2(http_t *http) _CUPS_API_1_1_21;
 248 extern int              cupsGetDests2(http_t *http, cups_dest_t **dests) _CUPS_API_1_1_21;
 249 extern int              cupsGetJobs2(http_t *http, cups_job_t **jobs,
 250                                      const char *name, int myjobs,
 251                                      int whichjobs) _CUPS_API_1_1_21;
 252 extern const char       *cupsGetPPD2(http_t *http, const char *name) _CUPS_API_1_1_21;
 253 extern int              cupsPrintFile2(http_t *http, const char *name,
 254                                        const char *filename,
 255                                        const char *title, int num_options,
 256                                        cups_option_t *options) _CUPS_API_1_1_21;
 257 extern int              cupsPrintFiles2(http_t *http, const char *name,
 258                                         int num_files, const char **files,
 259                                         const char *title, int num_options,
 260                                         cups_option_t *options) _CUPS_API_1_1_21;
 261 extern int              cupsSetDests2(http_t *http, int num_dests,
 262                                       cups_dest_t *dests) _CUPS_API_1_1_21;
 263
 264 /**** New in CUPS 1.2/Mac OS X 10.5 ****/
 265 extern ssize_t          cupsBackChannelRead(char *buffer, size_t bytes,
 266                                             double timeout) _CUPS_API_1_2;
 267 extern ssize_t          cupsBackChannelWrite(const char *buffer, size_t bytes,
 268                                              double timeout) _CUPS_API_1_2;
 269 extern void             cupsEncodeOptions2(ipp_t *ipp, int num_options,
 270                                            cups_option_t *options,
 271                                            ipp_tag_t group_tag) _CUPS_API_1_2;
 272 extern const char       *cupsLastErrorString(void) _CUPS_API_1_2;
 273 extern char             *cupsNotifySubject(cups_lang_t *lang, ipp_t *event) _CUPS_API_1_2;
 274 extern char             *cupsNotifyText(cups_lang_t *lang, ipp_t *event) _CUPS_API_1_2;
 275 extern int              cupsRemoveOption(const char *name, int num_options,
 276                                          cups_option_t **options) _CUPS_API_1_2;
 277 extern cups_file_t      *cupsTempFile2(char *filename, int len) _CUPS_API_1_2;
 278
 279 /**** New in CUPS 1.3/Mac OS X 10.5 ****/
 280 extern ipp_t            *cupsDoIORequest(http_t *http, ipp_t *request,
 281                                          const char *resource, int infile,
 282                                          int outfile) _CUPS_API_1_3;
 283 extern char             *cupsGetServerPPD(http_t *http, const char *name) _CUPS_API_1_3;
 284 extern int              cupsRemoveDest(const char *name,
 285                                        const char *instance,
 286                                        int num_dests, cups_dest_t **dests) _CUPS_API_1_3;
 287 extern void             cupsSetDefaultDest(const char *name,
 288                                            const char *instance,
 289                                            int num_dests,
 290                                            cups_dest_t *dests) _CUPS_API_1_3;
 291
 292 /**** New in CUPS 1.4/Mac OS X 10.6 ****/
 293 extern ipp_status_t     cupsCancelJob2(http_t *http, const char *name,
 294                                        int job_id, int purge) _CUPS_API_1_4;
 295 extern int              cupsCreateJob(http_t *http, const char *name,
 296                                       const char *title, int num_options,
 297                                       cups_option_t *options) _CUPS_API_1_4;
 298 extern ipp_status_t     cupsFinishDocument(http_t *http,
 299                                            const char *name) _CUPS_API_1_4;
 300 extern ipp_status_t     cupsGetDevices(http_t *http, int timeout,
 301                                        const char *include_schemes,
 302                                        const char *exclude_schemes,
 303                                        cups_device_cb_t callback,
 304                                        void *user_data) _CUPS_API_1_4;
 305 extern cups_dest_t      *cupsGetNamedDest(http_t *http, const char *name,
 306                                           const char *instance) _CUPS_API_1_4;
 307 extern const char       *cupsGetPassword2(const char *prompt, http_t *http,
 308                                           const char *method,
 309                                           const char *resource) _CUPS_API_1_4;
 310 extern http_status_t    cupsGetPPD3(http_t *http, const char *name,
 311                                     time_t *modtime, char *buffer,
 312                                     size_t bufsize) _CUPS_API_1_4;
 313 extern ipp_t            *cupsGetResponse(http_t *http,
 314                                          const char *resource) _CUPS_API_1_4;
 315 extern ssize_t          cupsReadResponseData(http_t *http, char *buffer,
 316                                              size_t length) _CUPS_API_1_4;
 317 extern http_status_t    cupsSendRequest(http_t *http, ipp_t *request,
 318                                         const char *resource,
 319                                         size_t length) _CUPS_API_1_4;
 320 extern void             cupsSetPasswordCB2(cups_password_cb2_t cb,
 321                                            void *user_data) _CUPS_API_1_4;
 322 extern http_status_t    cupsStartDocument(http_t *http, const char *name,
 323                                           int job_id, const char *docname,
 324                                           const char *format,
 325                                           int last_document) _CUPS_API_1_4;
 326 extern http_status_t    cupsWriteRequestData(http_t *http, const char *buffer,
 327                                              size_t length) _CUPS_API_1_4;
 328
 329 /**** New in CUPS 1.5 ****/
 330 extern void             cupsSetClientCertCB(cups_client_cert_cb_t cb,
 331                                             void *user_data) _CUPS_API_1_5;
 332 extern int              cupsSetCredentials(cups_array_t *certs) _CUPS_API_1_5;
 333 extern void             cupsSetServerCertCB(cups_server_cert_cb_t cb,
 334                                             void *user_data) _CUPS_API_1_5;
 335
 336
 337 #  ifdef __cplusplus
 338 }
 339 #  endif /* __cplusplus */
 340
 341 #endif /* !_CUPS_CUPS_H_ */
 342
 343 /*
 344  * End of "$Id: cups.h 8781 2009-08-28 17:34:54Z mike $".
 345  */