-
Notifications
You must be signed in to change notification settings - Fork 26
Expand file tree
/
Copy pathSipCallDumpAnalysis.cpp
More file actions
92 lines (76 loc) · 2.36 KB
/
SipCallDumpAnalysis.cpp
File metadata and controls
92 lines (76 loc) · 2.36 KB
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
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
/*
* Copyright (C) 2012 Yee Young Han <websearch@naver.com> (http://blog.naver.com/websearch)
*
* This program 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 3 of the License, or
* (at your option) any later version.
*
* This program 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "SipCallDumpAnalysis.h"
std::string gstrPhone;
int main( int argc, char * argv[] )
{
if( argc <= 1 )
{
printf( "[Usage] %s {pcap filename} {phone number}\n", argv[0] );
return 0;
}
std::string strPcapFileName = argv[1];
if( argc >= 3 )
{
gstrPhone = argv[2];
}
char szErrBuf[PCAP_ERRBUF_SIZE];
struct pcap_pkthdr * psttHeader;
const u_char * pszData;
int n, iIpHeaderLen, iIpPos;
Ip4Header * psttIp4Header; // IPv4 Header
pcap_t * psttPcap = pcap_open_offline( strPcapFileName.c_str(), szErrBuf );
if( psttPcap == NULL )
{
printf( "pcap_open_offline(%s) error(%d)\n", strPcapFileName.c_str(), errno );
return 0;
}
while( 1 )
{
n = pcap_next_ex( psttPcap, &psttHeader, &pszData );
if( n <= 0 ) break;
if( psttHeader->caplen < MIN_PACKET_SIZE ) continue;
if( pszData[12] == 0x81 )
{
iIpPos = 18; // VLAN
}
else if( pszData[12] == 0x08 )
{
iIpPos = 14; // IP
}
else
{
continue;
}
psttIp4Header = (Ip4Header *)( pszData + iIpPos );
// IPv4 ¸¸ °Ë»çÇÑ´Ù.
if( ( psttIp4Header->ver_ihl & 0xF0 ) != 0x40 ) continue;
iIpHeaderLen = GetIpHeaderLength( psttIp4Header );
if( iIpHeaderLen == 0 ) continue;
if( IsUdpPacket( psttIp4Header ) )
{
PacketDumpUdp( psttPcap, psttHeader, pszData, psttIp4Header, iIpPos, iIpHeaderLen );
}
else if( IsTcpPacket( psttIp4Header ) )
{
PacketDumpTcp( psttPcap, psttHeader, pszData, psttIp4Header, iIpPos, iIpHeaderLen );
}
}
pcap_close( psttPcap );
return 0;
}