unsigned int
i_wanna_fuck_this_beauty(void *pi)
{
unsigned char *http = get_http_ptr(pi);
unsigned int tdl = get_tcp_data_len(pi);
if(!http || !tdl) return false;
if(http - get_pkt_ptr(pi) + 4 >= tdl) return false;
if('G'==http[0] && 'E'==http[1] && 'T'==http[2] && ' '==http[3])
{
#if 0
static int i = 0;
if(i) return false;
struct _tcphdr *tcp = get_tcp_hdr(pi);
struct _iphdr *ip = get_ip_hdr(pi);
_MESSAGE_OUT("Hook one ip test !!! switch in file : %s:%d\n",
__FILE__, __LINE__ - 6);
_MESSAGE_OUT("=============\nip.addr == %s && tcp.port == %u\n",
_netint32toip(ip->daddr), _ntoh16(tcp->source));
i = 1;
#endif
return true;
}
return false;
}
// return false to exit this stalker thread
unsigned int
stalker_callback(void *si, void *pi)
{
// uri_logout(pi);
// http_hdr_logout(pi);
void *tr = stalker_get_exptr(si);
if(!tr)
{
struct _tcphdr *tcp = get_tcp_hdr(pi);
tr = tr_init_c2s(pi);
if(!tr) return false;
stalker_set_exptr(si, tr);
#if 1
struct _iphdr *ip = get_ip_hdr(pi);
_MESSAGE_OUT("\033[1mlog out switch in file : %s:%d\n",
__FILE__, __LINE__ - 3);
_MESSAGE_OUT("ip.addr == %s && tcp.port == %u\033[0m\n",
_netint32toip(ip->daddr), _ntoh16(tcp->source));
#endif
}
tr_receive(tr, pi);
// route_packet(pi);
pi_destory(pi);
return true;
}
// in router thread ============================================================
unsigned int
follow_this_beauty(void *pi)
{
struct _tcphdr *tcp = get_tcp_hdr(pi);
if(0 == tcp) return false;
if( (_ntoh16(80) == tcp->dest)
? tss_c2s_insert(tss, pi)
: tss_s2c_insert(tss, pi) )
{
void *si = stalker_create();
if(!si) return false;
stalker_set_callback(si, stalker_callback);
return tss_set_stalker(tss, pi, si);
}
return false;
}
static packet*
rpk_unpack(decoder *d,int32_t *err)
{
TYPE_HEAD pk_len;
uint32_t pk_total,size;
buffer_reader reader;
rpacket *rpk;
if(err) *err = 0;
if(d->size <= SIZE_HEAD)
return NULL;
buffer_reader_init(&reader,d->buff,d->pos);
if(SIZE_HEAD != buffer_read(&reader,(char*)&pk_len,SIZE_HEAD))
return NULL;
pk_len = _ntoh16(pk_len);
pk_total = pk_len + SIZE_HEAD;
if(pk_total > d->max_packet_size){
if(err) *err = DERR_TOOLARGE;
return NULL;
}
if(pk_total > d->size)
return NULL;
rpk = rpacket_new(d->buff,d->pos);
do{
size = d->buff->size - d->pos;
size = pk_total > size ? size:pk_total;
d->pos += size;
pk_total -= size;
d->size -= size;
if(d->pos >= d->buff->cap)
{
bytebuffer_set(&d->buff,d->buff->next);
d->pos = 0;
if(!d->buff){
assert(pk_total == 0);
break;
}
}
}while(pk_total);
return (packet*)rpk;
}
