Socket Chat server

#include <winsock2.h>
#include <stdio.h>
#include <stdlib.h>
#include <windows.h>

#define PORT 2000

int init_connection();
int receive(int csock);
int send_message(int csock);

int main()
{
    int socket = init_connection();
    int rest = 1;

    while(rest){
        rest = receive(socket);
        rest = send_message(socket);
    }

    return EXIT_SUCCESS;
}

int send_message(int csock){
    char bufferSend[50];
    int error;

    printf("<<<< SERVER DIT: ");
    fgets(bufferSend, sizeof(bufferSend), stdin);
    error = send(csock, bufferSend, strlen(bufferSend), 0);
    printf("\n...................Attente de la reponce du client (passiontez svp)....\n\n");

    if(error == SOCKET_ERROR){
            printf(":-/ Socket error, send !\n");
            return 0;
    }

    return 1;

}


int receive(int csock){
    char bufferRecv[50];
    int error;
    error = recv(csock, bufferRecv, sizeof(bufferRecv)-1, 0);
        if(error != SOCKET_ERROR){
            bufferRecv[error] = '\0';
            printf(">>>> CLIEN DIT: %s\n",bufferRecv);
            return 1;
        }else{
            printf(":-/ Socket error, recv !\n");
            return 0;
        }

}

int init_connection(){
    int error;

    WSADATA WSAData;
    WSAStartup(MAKEWORD(2,0), &WSAData);

    SOCKADDR_IN sin = {0};
    SOCKET sock = socket(AF_INET, SOCK_STREAM, 0);

    if( sock != INVALID_SOCKET ){
        printf(":-) Socket %d is now opened in TCP/IP mode.\n",sock);

        sin.sin_addr.s_addr = htonl(INADDR_ANY);
        sin.sin_family = AF_INET;
        sin.sin_port = htons(PORT);

        error = bind(sock, (SOCKADDR *)&sin, sizeof(sin));
        if( error != SOCKET_ERROR ){
            error = listen(sock, 2);
            if( error != SOCKET_ERROR ){
                printf(":-) listening on port %d\n"
                "Waiting for a client connection on this port...\n",PORT);

                SOCKADDR_IN csin = {0};
                int sizeofcsin = sizeof(csin);
                SOCKET csock = accept(sock, (SOCKADDR *)&csin, &sizeofcsin);
                if( csock != INVALID_SOCKET ){
                    printf("::::: Client connected\n\n");
                    return csock;
                }
            }
        }
    }

}