main.c

#include "file.h"
#include "compare.h"
#include "http.h"
#include "server.h"

#include <arpa/inet.h>
#include <ctype.h>
#include <dirent.h>
#include <errno.h>
#include <fcntl.h>
#include <netinet/in.h>
#include <pthread.h>
#include <regex.h>
#include <stdbool.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/socket.h>
#include <sys/stat.h>
#include <sys/types.h>
#include <unistd.h>





int main(int argc, char *argv[]) {
    int port;

    if (argc < 2) {
        fprintf(stderr, "Usage %s <port>\n", argv[0]);
    }

    port = atoi(argv[1]);
    
    int server_fd;
    struct sockaddr_in server_addr;

    // create server socket
    if ((server_fd = socket(AF_INET, SOCK_STREAM, 0)) < 0) {
        perror("socket failed");
        exit(EXIT_FAILURE);
    }

    // config socket
    server_addr.sin_family = AF_INET;
    server_addr.sin_addr.s_addr = INADDR_ANY;
    server_addr.sin_port = htons(port);

    // bind socket to port
    if (bind(server_fd, 
            (struct sockaddr *)&server_addr, 
            sizeof(server_addr)) < 0) {
        perror("bind failed");
        exit(EXIT_FAILURE);
    }

    // listen for connections
    if (listen(server_fd, 10) < 0) {
        perror("listen failed");
        exit(EXIT_FAILURE);
    }

    printf("Server listening on port %d\n", port);
    while (1) {
        // client info
        struct sockaddr_in client_addr;
        socklen_t client_addr_len = sizeof(client_addr);
        int *client_fd = malloc(sizeof(int));

        // accept client connection
        if ((*client_fd = accept(server_fd, 
                                (struct sockaddr *)&client_addr, 
                                &client_addr_len)) < 0) {
            perror("accept failed");
            continue;
        }

        // create a new thread to handle client request
        pthread_t thread_id;
        pthread_create(&thread_id, NULL, handle_client, (void *)client_fd);
        pthread_detach(thread_id);
    }

    close(server_fd);
    return 0;
}