1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
|
/* $Id$
*
* Copyright (C) 2006-2007 VozTelecom Sistemas S.L
*
* This file is part of Kamailio, a free SIP server.
*
* Kamailio is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version
*
* Kamailio 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
/*
* =====================================================================================
*
* Filename: encode_expires.c
*
* Description: functions to [en|de]code expires header
*
* Version: 1.0
* Created: 22/11/05 00:05:54 CET
* Revision: none
* Compiler: gcc
*
* Author: Elias Baixas (EB), elias@conillera.net
* Company: VozTele.com
*
* =====================================================================================
*/
#define _GNU_SOURCE
#include <stdio.h>
#include <netinet/in.h>
#include <string.h>
#include "../../parser/parse_expires.h"
/*
* Encodes expires headers (content = delta-seconds)
* 4: network-byte-order value
* 2: hdr-based pointer to begin of value string + value string length
*/
int encode_expires(char *hdrstart,int hdrlen,exp_body_t *body,unsigned char *where)
{
int i;
i=htonl(body->val);
memcpy(where,&i,4);
where[4]=(unsigned char)(body->text.s-hdrstart);
where[5]=(unsigned char)(body->text.len);
return 6;
}
int print_encoded_expires(FILE *fd,char *hdr,int hdrlen,unsigned char* payload,int paylen,char *prefix)
{
int i;
memcpy(&i,payload,4);
i=ntohl(i);
fprintf(fd,"%sEXPIRES VALUE=%d==%.*s\n",prefix,i,payload[5],&hdr[payload[4]]);
return 1;
}
|
