src/core/sip-sec-mech.h

   1 /**
   2  * @file sip-sec-mech.h
   3  *
   4  * pidgin-sipe
   5  *
   6  * Copyright (C) 2011 SIPE Project <http://sipe.sourceforge.net/>
   7  * Copyright (C) 2009 pier11 <pier11@operamail.com>
   8  *
   9  *
  10  * This program is free software; you can redistribute it and/or modify
  11  * it under the terms of the GNU General Public License as published by
  12  * the Free Software Foundation; either version 2 of the License, or
  13  * (at your option) any later version.
  14  *
  15  * This program is distributed in the hope that it will be useful,
  16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18  * GNU General Public License for more details.
  19  *
  20  * You should have received a copy of the GNU General Public License
  21  * along with this program; if not, write to the Free Software
  22  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  23  */
  24
  25 /* Mechanism wrappers API  (Inspired by GSS-API)
  26  * All mechanisms should implement this API
  27  *
  28  * Current mechanisms are: Kerberos/GSS-API, sipe's NTLM and SSPI.
  29  */
  30
  31 #define SIP_SEC_E_OK 0
  32 #define SIP_SEC_E_INTERNAL_ERROR (-2146893052)
  33 #define SIP_SEC_I_CONTINUE_NEEDED 590610
  34
  35 typedef unsigned long sip_uint32;
  36
  37 typedef struct {
  38         gsize   length;
  39         guint8 *value;
  40 } SipSecBuffer;
  41
  42 typedef SipSecContext
  43 (*sip_sec_create_context_func)(guint type);
  44
  45 typedef sip_uint32
  46 (*sip_sec_acquire_cred_func)(SipSecContext context,
  47                              const char *domain,
  48                              const char *username,
  49                              const char *password);
  50
  51 typedef sip_uint32
  52 (*sip_sec_init_context_func)(SipSecContext context,
  53                              SipSecBuffer in_buff,
  54                              SipSecBuffer *out_buff,
  55                              const char *service_name);
  56
  57 typedef void
  58 (*sip_sec_destroy_context_func)(SipSecContext context);
  59
  60 typedef sip_uint32
  61 (*sip_sec_make_signature_func)(SipSecContext context,
  62                                const char *message,
  63                                SipSecBuffer *signature);
  64
  65 typedef sip_uint32
  66 (*sip_sec_verify_signature_func)(SipSecContext context,
  67                                  const char *message,
  68                                  SipSecBuffer signature);
  69
  70 struct sip_sec_context {
  71         sip_sec_acquire_cred_func     acquire_cred_func;
  72         sip_sec_init_context_func     init_context_func;
  73         sip_sec_destroy_context_func  destroy_context_func;
  74         sip_sec_make_signature_func   make_signature_func;
  75         sip_sec_verify_signature_func verify_signature_func;
  76         /** Single Sign-On request flag 0=FALSE */
  77         int sso;
  78         /** Security Context expiration interval in seconds */
  79         int expires;
  80         /** 0 - FALSE; otherwise TRUE */
  81         int is_connection_based;
  82         /** 0 - FALSE, otherwise TRUE */
  83         int is_ready;
  84 };