freeswitch/libs/sofia-sip/libsofia-sip-ua/ipt/token64.c
Michael Jerris b7c6c0e483 Merge up to current sofia-sip darcs.
Thu Nov 15 08:40:38 EST 2007  Pekka.Pessi@nokia.com
  * htable2.h: fixed usize_t/size_t confusion

Fri Nov 16 06:38:51 EST 2007  Youness Alaoui <youness.alaoui@collabora.co.uk>
  * Added #include <stdio.h>

Fri Nov 16 10:27:58 EST 2007  Pekka.Pessi@nokia.com
  * auth_client.c: allow multiple challenges in auc_credentials() or auc_all_credentials()

Fri Nov 16 10:29:00 EST 2007  Pekka.Pessi@nokia.com
  * nua/test_proxy.[hc], nua/test_register.c: test support of multiple realms.

Fri Nov 16 11:17:09 EST 2007  Pekka.Pessi@nokia.com
  * sofia-sip/su_alloc.h, su_alloc.c: added su_home_lock(), su_home_trylock(), su_home_unlock()
  
  Added test in torture_su_alloc.c. Using in su_pthread_port.c.

Fri Nov 16 12:29:55 EST 2007  Pekka.Pessi@nokia.com
  * test_register.c, test_proxy.c: use realm "test-proxy" during normal tests

Fri Nov 16 12:34:00 EST 2007  Pekka.Pessi@nokia.com
  * nua_register.c: sf.net bug #1816647: Outbound contact does not make it to dialogs
  
  Now use Contact from first registration instead of Contact generated from
  transport.

Mon Nov 19 12:00:06 EST 2007  Pekka Pessi <Pekka.Pessi@nokia.com>
  * su_alloc.c: silenced warnings on Sun CC



git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@6338 d0543943-73ff-0310-b7d9-9358b9ac24b2
2007-11-19 18:09:15 +00:00

104 lines
2.4 KiB
C

/*
* This file is part of the Sofia-SIP package
*
* Copyright (C) 2005 Nokia Corporation.
*
* Contact: Pekka Pessi <pekka.pessi@nokia.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public License
* as published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA
*
*/
/**@internal @file token64.c
*
* Token encoding.
*
* @author Pekka Pessi <Pekka.Pessi@nokia.com>
*
* @date Created: Wed Apr 3 10:45:47 2002 ppessi
*/
#include "config.h"
#include <stdio.h>
#include <stddef.h>
#include <assert.h>
#include "sofia-sip/token64.h"
static const char code[65] =
"0123456789-abcdefghijklmnopqrstuvwxyz_ABCDEFGHIJKLMNOPQRSTUVWXYZ";
/** Encode data as a SIP/HTTP token.
*
* @note
* A token is case-independent, so this is really not a good idea.
* Use msg_random_token() instead.
*/
isize_t token64_e(char b[], isize_t bsiz, void const *data, isize_t dlen)
{
size_t i, n, slack;
unsigned char const *h = data;
char *s = b, *end = b + bsiz;
long w;
if (dlen <= 0) {
if (bsiz && b) *b = '\0';
return 0;
}
n = (8 * dlen + 5) / 6;
if (bsiz == 0 || b == NULL)
return n;
if (b + n >= end)
dlen = 6 * bsiz / 8;
else
end = b + n + 1;
slack = dlen % 3;
dlen -= slack;
for (i = 0; i < dlen; i += 3, s += 4) {
unsigned char h0 = h[i], h1 = h[i + 1], h2 = h[i + 2];
s[0] = code[h0 >> 2];
s[1] = code[((h0 << 4)|(h1 >> 4)) & 63];
s[2] = code[((h1 << 4)|(h2 >> 6)) & 63];
s[3] = code[(h2) & 63];
}
if (slack) {
if (slack == 2)
w = (h[i] << 16) | (h[i+1] << 8);
else
w = (h[i] << 16);
if (s < end) *s++ = code[(w >> 18) & 63];
if (s < end) *s++ = code[(w >> 12) & 63];
if (s < end && slack == 2) *s++ = code[(w >> 6) & 63];
}
if (s < end)
*s++ = '\0';
else
end[-1] = '\0';
assert(end == s);
return n;
}