cups/tls.c

   1 /*
   2  * TLS routines for CUPS.
   3  *
   4  * Copyright 2007-2014 by Apple Inc.
   5  * Copyright 1997-2007 by Easy Software Products, all rights reserved.
   6  *
   7  * This file contains Kerberos support code, copyright 2006 by
   8  * Jelmer Vernooij.
   9  *
  10  * These coded instructions, statements, and computer programs are the
  11  * property of Apple Inc. and are protected by Federal copyright
  12  * law.  Distribution and use rights are outlined in the file "LICENSE.txt"
  13  * which should have been included with this file.  If this file is
  14  * file is missing or damaged, see the license at "http://www.cups.org/".
  15  *
  16  * This file is subject to the Apple OS-Developed Software exception.
  17  */
  18
  19 /*
  20  * Include necessary headers...
  21  */
  22
  23 #include "cups-private.h"
  24 #include <fcntl.h>
  25 #include <math.h>
  26 #ifdef WIN32
  27 #  include <tchar.h>
  28 #else
  29 #  include <signal.h>
  30 #  include <sys/time.h>
  31 #  include <sys/resource.h>
  32 #endif /* WIN32 */
  33 #ifdef HAVE_POLL
  34 #  include <poll.h>
  35 #endif /* HAVE_POLL */
  36
  37
  38 /*
  39  * Local functions...
  40  */
  41
  42 #ifdef HAVE_SSL
  43 #  ifdef HAVE_GNUTLS
  44 #    include "tls-gnutls.c"
  45 #  elif defined(HAVE_CDSASSL)
  46 #    include "tls-darwin.c"
  47 #  elif defined(HAVE_SSPISSL)
  48 #    include "tls-sspi.c"
  49 #  endif /* HAVE_GNUTLS */
  50 #else
  51 /* Stubs for when TLS is not supported/available */
  52 int
  53 httpCopyCredentials(http_t *http, cups_array_t **credentials)
  54 {
  55   (void)http;
  56   if (credentials)
  57     *credentials = NULL;
  58   return (-1);
  59 }
  60 int
  61 httpCredentialsAreValidForName(cups_array_t *credentials, const char *common_name)
  62 {
  63   (void)credentials;
  64   (void)common_name;
  65   return (1);
  66 }
  67 time_t
  68 httpCredentialsGetExpiration(cups_array_t *credentials)
  69 {
  70   (void)credentials;
  71   return (INT_MAX);
  72 }
  73 http_trust_t
  74 httpCredentialsGetTrust(cups_array_t *credentials, const char *common_name)
  75 {
  76   (void)credentials;
  77   (void)common_name;
  78   return (HTTP_TRUST_OK);
  79 }
  80 size_t
  81 httpCredentialsString(cups_array_t *credentials, char *buffer, size_t bufsize)
  82 {
  83   (void)credentials;
  84   (void)bufsize;
  85   if (buffer)
  86     *buffer = '\0';
  87   return (0);
  88 }
  89 int
  90 httpLoadCredentials(const char *path, cups_array_t **credentials, const char *common_name)
  91 {
  92   (void)path;
  93   (void)credentials;
  94   (void)common_name;
  95   return (-1);
  96 }
  97 int
  98 httpSaveCredentials(const char *path, cups_array_t *credentials, const char *common_name)
  99 {
 100   (void)path;
 101   (void)credentials;
 102   (void)common_name;
 103   return (-1);
 104 }
 105 #endif /* HAVE_SSL */