HTTP-Client-REST/request.c at main · Miruna-Oncioiu/HTTP-Client-REST · GitHub

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#include <stdlib.h>
#include <stdio.h>
#include <unistd.h>
#include <string.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <netdb.h>
#include <arpa/inet.h>
#include "helper.h"
#include "request.h"

char *compute_get_request(char *host, char *url, char *query_params, char **cookies, int cookies_count)
{
    char *message = calloc(BUFLEN, sizeof(char));
    char *line = calloc(LINELEN, sizeof(char));

    // Start line
    if (query_params != NULL) {
        sprintf(line, "GET %s?%s HTTP/1.1", url, query_params);
    } else {
        sprintf(line, "GET %s HTTP/1.1", url);
    }
    compute_message(message, line);

    // Host header
    sprintf(line, "Host: %s", host);
    compute_message(message, line);

    // Cookies (dacă sunt)
    if (cookies != NULL && cookies_count > 0) {
        sprintf(line, "Cookie: ");
        for (int i = 0; i < cookies_count; i++) {
            strcat(line, cookies[i]);
            if (i < cookies_count - 1) {
                strcat(line, "; ");
            }
        }
        compute_message(message, line);
    }

    // Final new line
    compute_message(message, "");

    free(line);
    return message;
}
char *compute_delete_request(char *host, char *url,
                             char **cookies, int cookies_count) {
    char *message = calloc(BUFLEN, sizeof(char));
    char *line = calloc(LINELEN, sizeof(char));

    // Request line
    sprintf(line, "DELETE %s HTTP/1.1", url);
    compute_message(message, line);

    // Host header
    sprintf(line, "Host: %s", host);
    compute_message(message, line);

    // Cookies
    if (cookies != NULL && cookies_count > 0) {
        sprintf(line, "Cookie: ");
        for (int i = 0; i < cookies_count; i++) {
            strcat(line, cookies[i]);
            if (i < cookies_count - 1) {
                strcat(line, "; ");
            }
        }
        compute_message(message, line);
    }

    // Final new line
    compute_message(message, "");

    free(line);
    return message;
}

char *compute_post_request(char *host,  char *url, const char *json_body, char **cookies, int cookies_count) {
    char *message = calloc(BUFLEN, sizeof(char));
    char *line    = calloc(LINELEN, sizeof(char));

    // 1) Request line
    sprintf(line, "POST %s HTTP/1.1", url);
    compute_message(message, line);

    // 2) Host header
    sprintf(line, "Host: %s", host);
    compute_message(message, line);

    // 3) Content-Type + Content-Length
    sprintf(line, "Content-Type: application/json");
    compute_message(message, line);

    sprintf(line, "Content-Length: %zu", strlen(json_body));
    compute_message(message, line);

    // 4) Cookies header, if any
    if (cookies && cookies_count > 0) {
        sprintf(line, "Cookie: ");
        for (int i = 0; i < cookies_count; i++) {
            strcat(line, cookies[i]);
            if (i + 1 < cookies_count)
                strcat(line, "; ");
        }
        compute_message(message, line);
    }

    // 5) End of headers + body
    compute_message(message, "");
    compute_message(message, (char *)json_body);

    free(line);
    return message;
}

char *compute_put_request(char *host,
                          char *url,
                          const char *json_body,
                          char **cookies,
                          int cookies_count) {
    char *message = calloc(BUFLEN, sizeof(char));
    char *line    = calloc(LINELEN, sizeof(char));

    // 1) Request line
    sprintf(line, "PUT %s HTTP/1.1", url);
    compute_message(message, line);

    // 2) Host header
    sprintf(line, "Host: %s", host);
    compute_message(message, line);

    // 3) Content-Type + Content-Length
    sprintf(line, "Content-Type: application/json");
    compute_message(message, line);
    sprintf(line, "Content-Length: %zu", strlen(json_body));
    compute_message(message, line);

    // 4) Cookie (JWT) dacă există
    if (cookies && cookies_count > 0) {
        sprintf(line, "Cookie: ");
        for (int i = 0; i < cookies_count; i++) {
            strcat(line, cookies[i]);
            if (i + 1 < cookies_count) strcat(line, "; ");
        }
        compute_message(message, line);
    }

    // 5) End of headers + body
    compute_message(message, "");
    compute_message(message, (char *)json_body);

    free(line);
    return message;
}