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vuln1.c
< prev
Wrap
C/C++ Source or Header
|
2006-06-30
|
939b
|
51 lines
#include <stdio.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>
#define LISTEN_PORT 11221
int main() {
char buf[64];
int sock;
int peersock;
struct sockaddr_in my_addr;
int reuse = 1;
if((sock = socket(PF_INET, SOCK_STREAM, IPPROTO_TCP)) == -1) {
perror("socket");
return(1);
}
if(setsockopt(sock, SOL_SOCKET, SO_REUSEADDR, &reuse, sizeof(reuse)) == -1) {
perror("setsockopt");
return(1);
}
memset(&my_addr, 0, sizeof(my_addr));
my_addr.sin_family = AF_INET;
my_addr.sin_port = htons(LISTEN_PORT);
if(bind(sock, (struct sockaddr *)&my_addr, sizeof(my_addr)) == -1) {
perror("bind");
return(1);
}
if(listen(sock, 5) == -1) {
perror("listen");
return(1);
}
if((peersock = accept(sock, NULL, 0)) == -1) {
perror("accept");
return(1);
}
if(read(peersock, buf, 4096) == -1) {
perror("read");
return(1);
}
return(0);
}