Mirrors/proxytunnel
1
0
Fork 0
mirror of https://github.com/proxytunnel/proxytunnel.git synced 2026-01-23 02:34:59 +00:00
Code Issues Projects Releases Wiki Activity

Added strzcat function to append strings to buffer.

Browse source 
git-svn-id: https://proxytunnel.svn.sourceforge.net/svnroot/proxytunnel/trunk/proxytunnel@171 bc163920-b10d-0410-b2c5-a5491ca2ceef
This commit is contained in:
Dag Wieers 2008-01-19 03:28:34 +00:00
parent 7c0e7d3f33
commit f6147e785a
1 changed files with 36 additions and 22 deletions
Download patch file Download diff file Expand all files Collapse all files

58
http.c
View file

@ -20,6 +20,7 @@
/* http.c */
#include <stdio.h>
#include <stdarg.h>
#include <string.h>
#include <stdlib.h>
#include <netdb.h>
@ -98,13 +99,29 @@ void analyze_HTTP(PTSTREAM *pts)
*/
void print_line_prefix(char *buf, char *prefix)
{
buf = strdup(buf);
char *cur = strtok(buf, "\r\n");
while ( cur != NULL) {
message( "%s %s\n", prefix, cur );
cur = strtok(NULL, "\r\n");
}
// free(buf);
buf = strdup(buf);
char *cur = strtok(buf, "\r\n");
while ( cur != NULL) {
message( "%s %s\n", prefix, cur );
cur = strtok(NULL, "\r\n");
}
}
/*
* Append an undefined number of strings together
*/
int strzcat(char *strz, ...)
{
va_list ap;
va_start(ap, strz);
char *z;
int i;
for(i=0; i<=sizeof(*ap)-1; i++) {
z = va_arg(ap, char *);
strlcat(strz, z, SIZE);
}
va_end(ap);
return 0;
}
/*
@ -120,13 +137,13 @@ void proxy_protocol(PTSTREAM *pts)
{
if( args_info.verbose_flag )
message( "Tunneling to %s (remote proxy)\n", args_info.remproxy_arg );
sprintf( buf, "CONNECT %s HTTP/1.0\r\n", args_info.remproxy_arg );
sprintf( buf, "CONNECT %s HTTP/1.0\r\n", args_info.remproxy_arg );
}
else
{
if( args_info.verbose_flag )
message( "Tunneling to %s (destination)\n", args_info.dest_arg );
sprintf( buf, "CONNECT %s HTTP/1.0\r\n", args_info.dest_arg );
sprintf( buf, "CONNECT %s HTTP/1.0\r\n", args_info.dest_arg );
}
if ( args_info.user_given && args_info.pass_given )
@ -137,27 +154,24 @@ void proxy_protocol(PTSTREAM *pts)
if (args_info.ntlm_flag) {
if (ntlm_challenge == 1) {
build_type3_response();
sprintf( buf, "%sProxy-Authorization: NTLM %s\r\n",
buf, ntlm_type3_buf );
strzcat( buf, "Proxy-Authorization: NTLM ", ntlm_type3_buf, "\r\n" );
} else if (ntlm_challenge == 0){
sprintf( buf, "%sProxy-Authorization: NTLM %s\r\n",
buf, ntlm_type1_buf );
strzcat( buf, "Proxy-Authorization: NTLM ", ntlm_type1_buf, "\r\n" );
}
} else {
sprintf( buf, "%sProxy-authorization: Basic %s\r\n",
buf, basicauth );
strzcat( buf, "Proxy-authorization: Basic ", basicauth, "\r\n" );
}
}
if ( args_info.header_given )
{
/*
* Add extra header(s)
*/
sprintf( buf, "%s%s", buf, args_info.header_arg );
strzcat( buf, args_info.header_arg, "\r\n" );
}
sprintf( buf, "%sProxy-Connection: Keep-Alive\r\n\r\n", buf );
strzcat( buf, "Proxy-Connection: Keep-Alive\r\n\r\n");
/*
* Print the CONNECT instruction before sending to proxy
@ -187,19 +201,19 @@ void proxy_protocol(PTSTREAM *pts)
{
/*
* Clean buffer for next analysis
*/
*/
while ( strcmp( buf, "\r\n" ) != 0 ) readline(pts);
if( args_info.verbose_flag )
message( "Tunneling to %s (destination)\n", args_info.dest_arg );
sprintf( buf, "CONNECT %s HTTP/1.0\r\n", args_info.dest_arg );
sprintf( buf, "CONNECT %s HTTP/1.0\r\n", args_info.dest_arg);
/*
* Add extra header(s)
*/
if ( args_info.header_given )
sprintf( buf, "%s%s", buf, args_info.header_arg );
sprintf( buf, "%sProxy-Connection: Keep-Alive\r\n\r\n", buf );
strzcat( buf, args_info.header_arg, "\r\n" );
strzcat( buf, "Proxy-Connection: Keep-Alive\r\n\r\n" );
/*
* Print the CONNECT instruction before sending to proxy