secure/lib/libssh/version.c

   1 /*-
   2  * Copyright (c) 2001 Brian Fundakowski Feldman
   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
   7  * are met:
   8  * 1. Redistributions of source code must retain the above copyright
   9  *    notice, this list of conditions and the following disclaimer.
  10  * 2. Redistributions in binary form must reproduce the above copyright
  11  *    notice, this list of conditions and the following disclaimer in the
  12  *    documentation and/or other materials provided with the distribution.
  13  *
  14  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
  15  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  16  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  17  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  18  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  19  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  20  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  21  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  22  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  23  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  24  * SUCH DAMAGE.
  25  *
  26  * $FreeBSD: src/crypto/openssh/version.c,v 1.1.2.3 2003/02/03 17:31:08 des Exp $
  27  * $DragonFly: src/secure/lib/libssh/version.c,v 1.1 2004/07/31 20:05:00 geekgod Exp $
  28  */
  29
  30 #include <string.h>
  31 #include "version.h"
  32 #include "includes.h"
  33 #include "xmalloc.h"
  34
  35
  36 static char *version = NULL;
  37
  38 const char *
  39 ssh_version_get(void) {
  40
  41         if (version == NULL)
  42                 version = xstrdup(SSH_VERSION_BASE " " SSH_VERSION_ADDENDUM);
  43         return (version);
  44 }
  45
  46 void
  47 ssh_version_set_addendum(const char *add) {
  48         char *newvers;
  49         size_t size;
  50
  51         if (add != NULL) {
  52                 size = strlen(SSH_VERSION_BASE) + 1 + strlen(add) + 1;
  53                 newvers = xmalloc(size);
  54                 snprintf(newvers, size, "%s %s", SSH_VERSION_BASE, add);
  55         } else {
  56                 newvers = xstrdup(SSH_VERSION_BASE);
  57         }
  58         if (version != NULL)
  59                 xfree(version);
  60         version = newvers;
  61 }