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zero out every sockaddr

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wangyu
2017-08-15 13:03:22 +08:00
parent 80f1070546
commit cee22ec3dc
3 changed files with 19 additions and 19 deletions
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10
network.cpp
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@@ -354,7 +354,7 @@ int send_raw_ip(raw_info_t &raw_info,const char * payload,int payloadlen)
int ret;
if(lower_level==0)
{
struct sockaddr_in sin;
struct sockaddr_in sin={0};
sin.sin_family = AF_INET;
//sin.sin_port = htons(info.dst_port); //dont need this
sin.sin_addr.s_addr = send_info.dst_ip;
@@ -364,8 +364,8 @@ int send_raw_ip(raw_info_t &raw_info,const char * payload,int payloadlen)
else
{
struct sockaddr_ll addr;
memset(&addr,0,sizeof(addr));
struct sockaddr_ll addr={0};
//memset(&addr,0,sizeof(addr));
addr.sll_family=AF_PACKET;
addr.sll_ifindex=ifindex;
@@ -390,7 +390,7 @@ int send_raw_ip(raw_info_t &raw_info,const char * payload,int payloadlen)
int peek_raw(packet_info_t &peek_info)
{ static char peek_raw_buf[buf_len];
char *ip_begin=peek_raw_buf+link_level_header_len;
struct sockaddr saddr;
struct sockaddr saddr={0};
socklen_t saddr_size=sizeof(saddr);
int recv_len = recvfrom(raw_recv_fd, peek_raw_buf,max_data_len, MSG_PEEK ,&saddr , &saddr_size);//change max_data_len to something smaller,we only need header here
iphdr * iph = (struct iphdr *) (ip_begin);
@@ -455,7 +455,7 @@ int recv_raw_ip(raw_info_t &raw_info,char * &payload,int &payloadlen)
static char recv_raw_ip_buf[buf_len];
iphdr * iph;
struct sockaddr saddr;
struct sockaddr saddr={0};
socklen_t saddr_size = sizeof(saddr);
int flag=0;
int recv_len = recvfrom(raw_recv_fd, recv_raw_ip_buf, max_data_len, flag ,&saddr , &saddr_size);