"Fossies" - the Fresh Open Source Software Archive

Member "HTTPing-2.9/cookies.c" (29 Oct 2022, 2503 Bytes) of package /linux/www/HTTPing-2.9.tar.gz:

    1 #include <stdlib.h>
    2 #include <string.h>
    3 #include <unistd.h>
    4 
    5 #include "utils.h"
    6 
    7 void add_cookie(char ***cookies, int *n_cookies, char *in)
    8 {
    9     char *in_copy = strdup(in), *is = strchr(in_copy, '=');
   10     int index = 0, found_at = -1;
   11 
   12     if (is)
   13         *is = 0x00;
   14 
   15     for(index=0; index<*n_cookies; index++)
   16     {
   17         char *dummy = strdup((*cookies)[index]);
   18 
   19         is = strchr(dummy, '=');
   20         if (is)
   21             *is = 0x00;
   22 
   23         if (strcmp(in_copy, dummy) == 0)
   24         {
   25             found_at = index;
   26             free(dummy);
   27             break;
   28         }
   29 
   30         free(dummy);
   31     }
   32 
   33     if (found_at >= 0)
   34     {
   35         free((*cookies)[found_at]);
   36 
   37         (*cookies)[found_at] = strdup(in);
   38     }
   39     else
   40     {
   41         *cookies = (char **)realloc(*cookies, (*n_cookies + 1) * sizeof(char *));
   42 
   43         (*cookies)[*n_cookies] = strdup(in);
   44 
   45         (*n_cookies)++;
   46     }
   47 
   48     free(in_copy);
   49 }
   50 
   51 void combine_cookie_lists(char ***destc, int *n_dest, char **src, int n_src)
   52 {
   53     int loop = 0;
   54 
   55     *destc = (char **)realloc(*destc, (*n_dest + n_src) * sizeof(char *));
   56 
   57     for(loop=0; loop<n_src; loop++)
   58         (*destc)[*n_dest + loop] = strdup(src[loop]);
   59 
   60     (*n_dest) += n_src;
   61 }
   62 
   63 void free_cookies(char **dynamic_cookies, int n_dynamic_cookies)
   64 {
   65     int index = 0;
   66 
   67     for(index=0; index<n_dynamic_cookies; index++)
   68         free(dynamic_cookies[index]);
   69 
   70     free(dynamic_cookies);
   71 }
   72 
   73 void get_cookies(const char *headers, char ***dynamic_cookies, int *n_dynamic_cookies, char ***static_cookies, int *n_static_cookies)
   74 {
   75     int index = 0;
   76     char **header_lines = NULL;
   77     int n_header_lines = 0;
   78 
   79     split_string(headers, "\r\n", &header_lines, &n_header_lines);
   80 
   81     for(index=0; index<n_header_lines; index++)
   82     {
   83         char use_static = 0;
   84         char *result = NULL;
   85         int cparts_index = 0;
   86         char **cparts = NULL;
   87         int n_cparts = 0;
   88 
   89         if (strncmp(header_lines[index], "Set-Cookie:", 11) != 0)
   90             continue;
   91 
   92         split_string(&header_lines[index][12], ";", &cparts, &n_cparts);
   93 
   94         for(cparts_index=0; cparts_index<n_cparts; cparts_index++)
   95         {
   96             char *part = cparts[cparts_index];
   97 
   98             while(*part == ' ')
   99                 part++;
  100 
  101             if (strncmp(part, "expires=", 8) == 0)
  102             {
  103                 use_static = 1;
  104                 continue;
  105             }
  106 
  107             if (strncmp(part, "path=", 5) == 0)
  108                 continue;
  109 
  110             if (strncmp(part, "domain=", 7) == 0)
  111                 continue;
  112 
  113             if (strncmp(part, "HttpOnly", 8) == 0)
  114                 continue;
  115 
  116             str_add(&result, "%s ", part);
  117         }
  118 
  119         free_splitted_string(cparts, n_cparts);
  120 
  121         if (use_static)
  122             add_cookie(static_cookies, n_static_cookies, result);
  123         else
  124             add_cookie(dynamic_cookies, n_dynamic_cookies, result);
  125 
  126         free(result);
  127     }
  128 
  129     free_splitted_string(header_lines, n_header_lines);
  130 }