cups/http-private.h

   1 /*
   2  * "$Id: http-private.h 5373 2006-04-06 20:03:32Z mike $"
   3  *
   4  *   Private HTTP definitions for the Common UNIX Printing System (CUPS).
   5  *
   6  *   Copyright 1997-2005 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_HTTP_PRIVATE_H_
  28 #  define _CUPS_HTTP_PRIVATE_H_
  29
  30 /*
  31  * Include necessary headers...
  32  */
  33
  34 #  include "config.h"
  35
  36 #  ifdef __sun
  37 /*
  38  * Define FD_SETSIZE to CUPS_MAX_FDS on Solaris to get the correct version of
  39  * select() for large numbers of file descriptors.
  40  */
  41
  42 #    define FD_SETSIZE  CUPS_MAX_FDS
  43 #    include <sys/select.h>
  44 #  endif /* __sun */
  45
  46 #  include <limits.h>
  47 #  ifdef WIN32
  48 #    include <io.h>
  49 #    include <winsock2.h>
  50 #  else
  51 #    include <unistd.h>
  52 #    include <fcntl.h>
  53 #    include <sys/socket.h>
  54 #    define closesocket(f) close(f)
  55 #  endif /* WIN32 */
  56
  57 #  if defined(__sgi) || (defined(__APPLE__) && !defined(_SOCKLEN_T))
  58 /*
  59  * IRIX and MacOS X 10.2.x do not define socklen_t, and in fact use an int instead of
  60  * unsigned type for length values...
  61  */
  62
  63 typedef int socklen_t;
  64 #  endif /* __sgi || (__APPLE__ && !_SOCKLEN_T) */
  65
  66 #  include "http.h"
  67 #  include "ipp-private.h"
  68
  69 #  if defined HAVE_LIBSSL
  70 /*
  71  * The OpenSSL library provides its own SSL/TLS context structure for its
  72  * IO and protocol management...
  73  */
  74
  75 #    include <openssl/err.h>
  76 #    include <openssl/rand.h>
  77 #    include <openssl/ssl.h>
  78
  79 typedef SSL http_tls_t;
  80
  81 #  elif defined HAVE_GNUTLS
  82 /*
  83  * The GNU TLS library is more of a "bare metal" SSL/TLS library...
  84  */
  85 #    include <gnutls/gnutls.h>
  86
  87 typedef struct
  88 {
  89   gnutls_session        session;        /* GNU TLS session object */
  90   void                  *credentials;   /* GNU TLS credentials object */
  91 } http_tls_t;
  92
  93 #  elif defined(HAVE_CDSASSL)
  94 /*
  95  * Darwin's Security framework provides its own SSL/TLS context structure
  96  * for its IO and protocol management...
  97  */
  98
  99 #    include <Security/SecureTransport.h>
 100
 101 typedef SSLConnectionRef http_tls_t;
 102
 103 typedef union _cdsa_conn_ref_u          /**** CDSA Connection reference union
 104                                          **** used to resolve 64-bit casting
 105                                          **** warnings.
 106                                          ****/
 107 {
 108   SSLConnectionRef connection;          /* SSL connection pointer */
 109   int              sock;                /* Socket */
 110 } cdsa_conn_ref_t;
 111
 112 extern OSStatus _httpReadCDSA(SSLConnectionRef connection, void *data,
 113                               size_t *dataLength);
 114 extern OSStatus _httpWriteCDSA(SSLConnectionRef connection, const void *data,
 115                                size_t *dataLength);
 116 #  endif /* HAVE_LIBSSL */
 117
 118 /*
 119  * Some OS's don't have hstrerror(), most notably Solaris...
 120  */
 121
 122 #  ifndef HAVE_HSTRERROR
 123 extern const char *_cups_hstrerror(int error);
 124 #    define hstrerror _cups_hstrerror
 125 #  elif defined(_AIX) || defined(__osf__)
 126 /*
 127  * AIX and Tru64 UNIX don't provide a prototype but do provide the function...
 128  */
 129 extern const char *hstrerror(int error);
 130 #  endif /* !HAVE_HSTRERROR */
 131
 132 #endif /* !_CUPS_HTTP_PRIVATE_H_ */
 133
 134 /*
 135  * End of "$Id: http-private.h 5373 2006-04-06 20:03:32Z mike $".
 136  */