/**
 * Nonstop Networking
 * CS 241 - Fall 2019
 */
#include "common.h"
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <errno.h>
#include <arpa/inet.h>



ssize_t read_all_from_socket(int socket, char *buffer, size_t count) {
    // Your Code Here
    size_t bytes_read = 0;
    size_t bytes_remain = count;
    while (bytes_read < count) {
        //puts("fdsklj");
        ssize_t ret = read(socket, buffer + bytes_read, bytes_remain);
        if (ret == 0) {
            return 0;
        } else if (ret == -1) {
            if (errno == EINTR) {
                errno = 0;
                continue;
            } else {
                //puts(strerror(errno));

                return -1;
            }
        }
        bytes_read += ret;
        bytes_remain -= ret;
    }
    return bytes_read;
}

ssize_t write_all_to_socket(int socket, const char *buffer, size_t count) {
    size_t bytes_written = 0;
    size_t bytes_remain = count;
    while (bytes_written < count) {
        //puts("dslk");
        ssize_t ret = write(socket, buffer + bytes_written, bytes_remain);
        if (ret == 0) {
            return 0;
        } else if (ret == -1) {
            if (errno == EINTR) {
                errno = 0;
                continue;
            } else {
                return -1;
            }
        }
        bytes_written += ret;
        bytes_remain -= ret;
    }
    // Your Code Here
    return bytes_written;
}