src/client/auth.c

   1 /*
   2  * Copyright (c) 2013 Holger Weiss <holger@weiss.in-berlin.de>
   3  * All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions are met:
   7  *
   8  * 1. Redistributions of source code must retain the above copyright notice,
   9  *    this list of conditions and the following disclaimer.
  10  *
  11  * 2. Redistributions in binary form must reproduce the above copyright notice,
  12  *    this list of conditions and the following disclaimer in the documentation
  13  *    and/or other materials provided with the distribution.
  14  *
  15  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  16  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  17  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  18  * ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
  19  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  20  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  21  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  22  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  23  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  24  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  25  * POSSIBILITY OF SUCH DAMAGE.
  26  */
  27
  28 #if HAVE_CONFIG_H
  29 # include <config.h>
  30 #endif
  31
  32 #include <string.h>
  33
  34 #include <openssl/ssl.h>
  35
  36 #include "auth.h"
  37 #include "conf.h"
  38 #include "send_nsca.h"
  39 #include "system.h"
  40
  41 unsigned int
  42 set_psk(SSL *ssl __attribute__((__unused__)),
  43         const char *hint __attribute__((__unused__)),
  44         char *identity,
  45         unsigned int max_identity_len,
  46         unsigned char *password,
  47         unsigned int max_password_len)
  48 {
  49         char *configured_id = conf_getstr(cfg, "identity");
  50         char *configured_pw = conf_getstr(cfg, "password");
  51         size_t identity_len = MIN(strlen(configured_id), max_identity_len - 1);
  52         size_t password_len = MIN(strlen(configured_pw), max_password_len);
  53
  54         (void)memcpy(identity, configured_id, identity_len);
  55         (void)memcpy(password, configured_pw, password_len);
  56
  57         identity[identity_len] = '\0';
  58
  59         return (unsigned int)password_len;
  60 }
  61
  62 /* vim:set joinspaces noexpandtab textwidth=80 cinoptions=(4,u0: */