src/callbacks.h

   1 /* callbacks.h  function prototypes for gsasl callbacks
   2  * Copyright (C) 2002  Simon Josefsson
   3  *
   4  * This file is part of libgsasl.
   5  *
   6  * Libgsasl is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation; either version 2 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * Libgsasl is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with libgsasl; if not, write to the Free Software
  18  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  19  *
  20  */
  21
  22 #ifndef _CALLBACKS_H
  23 #define _CALLBACKS_H
  24
  25 #include <gsasl.h>
  26
  27 extern int
  28 client_callback_anonymous (Gsasl_session_ctx *ctx,
  29                            char *out,
  30                            size_t *outlen);
  31
  32 extern int
  33 client_callback_authorization_id (Gsasl_session_ctx *ctx,
  34                                   char *out,
  35                                   size_t *outlen);
  36
  37 extern int
  38 client_callback_authentication_id (Gsasl_session_ctx *ctx,
  39                                    char *out,
  40                                    size_t *outlen);
  41
  42 extern int
  43 client_callback_password (Gsasl_session_ctx *ctx,
  44                           char *out,
  45                           size_t *outlen);
  46
  47 extern int
  48 client_callback_service (Gsasl_session_ctx *ctx,
  49                          char *srv,
  50                          size_t *srvlen,
  51                          char *host,
  52                          size_t *hostlen,
  53                          char *srvname,
  54                          size_t *srvnamelen);
  55
  56 extern int
  57 client_callback_passcode (Gsasl_session_ctx *ctx,
  58                           char *out,
  59                           size_t *outlen);
  60
  61 extern Gsasl_qop
  62 client_callback_qop (Gsasl_session_ctx *ctx,
  63                      Gsasl_qop serverqops);
  64
  65 extern int
  66 client_callback_maxbuf (Gsasl_session_ctx *ctx,
  67                         int servermaxbuf);
  68 /* Server callbacks */
  69
  70 extern int
  71 server_callback_cram_md5 (Gsasl_session_ctx *ctx,
  72                           char *username,
  73                           char *challenge,
  74                           char *response);
  75
  76 extern int
  77 server_callback_anonymous (Gsasl_session_ctx *ctx,
  78                            const char *message);
  79
  80 extern Gsasl_qop
  81 server_callback_qop (Gsasl_session_ctx *ctx);
  82
  83 extern int
  84 server_callback_maxbuf (Gsasl_session_ctx *ctx);
  85
  86 extern int
  87 server_callback_realm (Gsasl_session_ctx *ctx,
  88                        char *out,
  89                        size_t *outlen,
  90                        size_t nth);
  91
  92 extern int
  93 server_callback_external (Gsasl_session_ctx *ctx);
  94
  95 extern int
  96 server_callback_validate (Gsasl_session_ctx *ctx,
  97                           char *authorization_id,
  98                           char *authentication_id,
  99                           char *password);
 100
 101 extern int
 102 server_callback_retrieve (Gsasl_session_ctx *ctx,
 103                           char *authentication_id,
 104                           char *authorization_id,
 105                           char *realm,
 106                           char *key,
 107                           size_t *keylen);
 108
 109 extern int
 110 server_callback_service (Gsasl_session_ctx *ctx,
 111                          char *srv,
 112                          size_t *srvlen,
 113                          char *host,
 114                          size_t *hostlen);
 115
 116 int
 117 server_callback_gssapi (Gsasl_session_ctx *ctx,
 118                         char *clientname,
 119                         char *authentication_id);
 120
 121 #endif /* _CALLBACKS_H */