Files
tcp-ip-sockets-in-c/ch1/TCPServerUtility.c
2026-09-06 17:43:06 +03:00

30 lines
826 B
C

#include <sys/socket.h>
#include <unistd.h>
#include "Practical.h"
void HandleTCPClient(const int client_sock) {
char buffer[BUFSIZE];
ssize_t num_bytes_rcvd = recv(client_sock, buffer, BUFSIZE, 0);
if (num_bytes_rcvd < 0) {
DieWithSystemMessage("recv() failed");
}
while (num_bytes_rcvd > 0) {
ssize_t num_bytes_sent = send(client_sock, buffer, num_bytes_rcvd, 0);
if (num_bytes_sent < 0) {
DieWithSystemMessage("send() failed");
} else if (num_bytes_sent != num_bytes_rcvd) {
DieWithUserMessage("send()", "sent unexpected number of bytes");
}
num_bytes_rcvd = recv(client_sock, buffer, BUFSIZE, 0);
if (num_bytes_rcvd < 0) {
DieWithSystemMessage("recv() failed");
}
}
close(client_sock);
}