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wangyu- 2018-07-25 01:52:18 -05:00
parent 184b198470
commit 7ad9a6987c
1 changed files with 31 additions and 28 deletions
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59
network.cpp
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@ -2464,42 +2464,45 @@ int try_to_list_and_bind(int &fd,u32_t local_ip_uint32,int port) //try to bind
}*/
int try_to_list_and_bind2(int &fd,address_t address) //try to bind to a port,may fail.
{
int old_bind_fd=fd;
if(fd!=-1)
{
close(fd);
}
if(raw_mode==mode_faketcp)
{
fd=socket(address.get_type(),SOCK_STREAM,0);
}
else if(raw_mode==mode_udp||raw_mode==mode_icmp)
{
fd=socket(address.get_type(),SOCK_DGRAM,0);
}
if(raw_mode==mode_faketcp)
{
fd=socket(address.get_type(),SOCK_STREAM,0);
}
else if(raw_mode==mode_udp||raw_mode==mode_icmp)
{
fd=socket(address.get_type(),SOCK_DGRAM,0);
}
if(old_bind_fd!=-1)
{
close(old_bind_fd);
}
if(fd==-1)
{
mylog(log_debug,"create fd fail\n");
return -1;
}
/*struct sockaddr_in temp_bind_addr={0};
//bzero(&temp_bind_addr, sizeof(temp_bind_addr));
/*struct sockaddr_in temp_bind_addr={0};
//bzero(&temp_bind_addr, sizeof(temp_bind_addr));
temp_bind_addr.sin_family = AF_INET;
temp_bind_addr.sin_port = htons(port);
temp_bind_addr.sin_addr.s_addr = local_ip_uint32;*/
temp_bind_addr.sin_family = AF_INET;
temp_bind_addr.sin_port = htons(port);
temp_bind_addr.sin_addr.s_addr = local_ip_uint32;*/
if (bind(fd, (struct sockaddr*)&address.inner, address.get_len()) !=0)
{
mylog(log_debug,"bind fail\n");
return -1;
}
if(raw_mode==mode_faketcp)
{
if (bind(fd, (struct sockaddr*)&address.inner, address.get_len()) !=0)
{
mylog(log_debug,"bind fail\n");
return -1;
}
if(raw_mode==mode_faketcp)
{
if (listen(fd, SOMAXCONN) != 0) {
mylog(log_warn,"listen fail\n");
return -1;
}
}
return 0;
}
return 0;
}
/*
int client_bind_to_a_new_port(int &fd,u32_t local_ip_uint32)//find a free port and bind to it.