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changed pcap_next_ex to pcap_loop

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wangyu- 2018-06-15 02:48:52 -05:00
parent ddf6b40f3a
commit 4b8776c67a
1 changed files with 30 additions and 14 deletions
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44
network.cpp
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@ -195,11 +195,39 @@ packet_info_t::packet_info_t()
}
void my_packet_handler(
u_char *args,
const struct pcap_pkthdr *packet_header,
const u_char *pkt_data
)
{
assert(packet_header->caplen <= packet_header->len);
assert(packet_header->caplen <= max_data_len);
if(packet_header->caplen<packet_header->len) return;
if((int)packet_header->caplen<pcap_link_header_len) return;
pthread_mutex_lock(&queue_mutex);
if(!my_queue.full())
my_queue.push_back((char *)pkt_data+pcap_link_header_len,(int)(packet_header->caplen)-pcap_link_header_len);
pthread_mutex_unlock(&queue_mutex);
//pcap_cnt++;
ev_async_send (g_default_loop,&async_watcher);
return;
}
void *pcap_recv_thread_entry(void *none)
{
struct pcap_pkthdr *packet_header;
const u_char *pkt_data;
int ret=pcap_loop(pcap_handle, 0, my_packet_handler, NULL);
mylog(log_fatal,"pcap_loop returned with value %d\n",ret);
myexit(-1);
/*
while(1)
{
//printf("!!!\n");
@ -212,20 +240,7 @@ void *pcap_recv_thread_entry(void *none)
case 0:
continue;
case 1:
assert(packet_header->caplen <= packet_header->len);
assert(packet_header->caplen <= max_data_len);
if(packet_header->caplen<packet_header->len) continue;
if((int)packet_header->caplen<pcap_link_header_len) continue;
pthread_mutex_lock(&queue_mutex);
if(!my_queue.full())
my_queue.push_back((char *)pkt_data+pcap_link_header_len,(int)(packet_header->caplen)-pcap_link_header_len);
pthread_mutex_unlock(&queue_mutex);
//pcap_cnt++;
ev_async_send (g_default_loop,&async_watcher);
break;
case -1:
@ -239,7 +254,8 @@ void *pcap_recv_thread_entry(void *none)
assert(0==1);
}
}
myexit(-1);
myexit(-1);*/
return 0;
}
extern void async_cb(struct ev_loop *loop, struct ev_async *watcher, int revents);