sad/udp2raw
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wangyu- 2018-08-29 16:48:45 -05:00
parent 4a1e01c5a5
commit 8331610e7a
1 changed files with 11 additions and 2 deletions
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13
network.cpp
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@ -959,6 +959,7 @@ int recv_raw_ip(raw_info_t &raw_info,char * &payload,int &payloadlen)
else
{
//todo flow id
assert(raw_ip_version==AF_INET6);
recv_info.new_src_ip.v6=ip6h->src;
recv_info.new_dst_ip.v6=ip6h->dst;
iphdrlen=40;
@ -1000,7 +1001,7 @@ int recv_raw_ip(raw_info_t &raw_info,char * &payload,int &payloadlen)
}
else
{
//do nothing
}
payload=ip_begin+iphdrlen;
@ -1081,6 +1082,7 @@ int peek_raw(raw_info_t &raw_info)
if(recv_info.protocol!=IPPROTO_ICMP) return -1;
}else
{
assert(raw_ip_version==AF_INET6);
if(recv_info.protocol!=IPPROTO_ICMPV6) return -1;
}
struct my_icmphdr *icmph=(my_icmphdr *)payload;
@ -1114,6 +1116,7 @@ int send_raw_icmp(raw_info_t &raw_info, const char * payload, int payloadlen)
}
else
{
assert(raw_ip_version==AF_INET6);
if(program_mode==client_mode)
{
icmph->type=128;
@ -1136,6 +1139,8 @@ int send_raw_icmp(raw_info_t &raw_info, const char * payload, int payloadlen)
}
else
{
assert(raw_ip_version==AF_INET6);
pseudo_header6 v6;
struct pseudo_header6 *psh = &v6;
@ -1206,6 +1211,7 @@ int send_raw_udp(raw_info_t &raw_info, const char * payload, int payloadlen)
}
else
{
assert(raw_ip_version==AF_INET6);
pseudo_header6 v6;
struct pseudo_header6 *psh = &v6;
@ -1346,6 +1352,8 @@ int send_raw_tcp(raw_info_t &raw_info,const char * payload, int payloadlen) {
}
else
{
assert(raw_ip_version==AF_INET6);
pseudo_header6 v6;
struct pseudo_header6 *psh = &v6;
@ -1563,6 +1571,7 @@ int recv_raw_icmp(raw_info_t &raw_info, char *&payload, int &payloadlen)
}
else
{
assert(raw_ip_version==AF_INET6);
if(recv_info.protocol!=IPPROTO_ICMPV6)
{
//printf("not udp protocol\n");
@ -1602,6 +1611,7 @@ int recv_raw_icmp(raw_info_t &raw_info, char *&payload, int &payloadlen)
}
else
{
assert(raw_ip_version==AF_INET6);
if(program_mode==client_mode)
{
if(icmph->type!=129)
@ -2528,7 +2538,6 @@ int client_bind_to_a_new_port2(int &fd,const address_t& address)//find a free po
for(int i=0;i<1000;i++)//try 1000 times at max,this should be enough
{
tmp.set_port(raw_send_port);
//printf("<%s>\n",tmp.get_str());
if (try_to_list_and_bind2(fd,tmp)==0)
{
return raw_send_port;