#include "platform.h"
#include "microhttpd.h"
#include "internal.h"
#include <stdlib.h>
#include <string.h>
#include <stdio.h>

static uint64_t num_errors;

static enum MHD_Result
check_post (void *cls, enum MHD_ValueKind kind, const char *key,
            const char *filename, const char *content_type,
            const char *content_encoding, const char *data,
            uint64_t off, size_t size)
{
  (void) cls; (void) kind; (void) filename; (void) content_type;  /* Unused. Silent compiler warning. */
  (void) content_encoding; (void) data; (void) off; (void) size;  /* Unused. Silent compiler warning. */
  if ((0 != strcmp (key, "a")) && (0 != strcmp (key, "b")))
  {
    printf ("ERROR: got unexpected '%s'\n", key);
    num_errors++;
  }

  return MHD_YES;
}


int
main (int argc, char *const *argv)
{
  struct MHD_Connection connection;
  struct MHD_HTTP_Req_Header header;
  struct MHD_PostProcessor *pp;
  const char *post =
    "a=xx+xx+xxx+xxxxx+xxxx+xxxxxxxx+xxx+xxxxxx+xxx+xxx+xxxxxxx+xxxxx%0A+++"
    "++++xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx"
    "xxxxxxxxxxxxxx%0A+++++++--%3E%0A++++++++++++++%3Cxxxxx+xxxxx%3D%22xxx%"
    "25%22%3E%0A+++++++++++%3Cxx%3E%0A+++++++++++++++%3Cxx+xxxxxxx%3D%22x%2"
    "2+xxxxx%3D%22xxxxx%22%3E%0A+++++++++++++++++++%3Cxxxxx+xxxxx%3D%22xxx%"
    "25%22%3E%0A+++++++++++++++++++++++%3Cxx%3E%0A+++++++++++++++++++++++++"
    "++%3Cxx+xxxxx%3D%22xxxx%22%3E%0A+++++++++++++++++++++++++++++++%3Cx+xx"
    "xxx%3D%22xxxx-xxxxx%3Axxxxx%22%3Exxxxx%3A%3C%2Fx%3E%0A%0A+++++++++++++"
    "++++++++++++++++++%3Cx+xxxxx%3D%22xxxx-xxxxx%3Axxxxx%22%3Exxx%3A%3C%2F"
    "x%3E%0A%0A+++++++++++++++++++++++++++++++%3Cx+xxxxx%3D%22xxxx-xxxxx%3A"
    "xxxxx%3B+xxxx-xxxxxx%3A+xxxx%3B%22%3Exxxxx+xxxxx%3A%3C%2Fx%3E%0A++++++"
    "+++++++++++++++++++++%3C%2Fxx%3E%0A+++++++++++++++++++++++%3C%2Fxx%3E%"
    "0A+++++++++++++++++++%3C%2Fxxxxx%3E%0A+++++++++++++++%3C%2Fxx%3E%0A+++"
    "++++++++++++%3Cxx+xxxxx%3D%22xxxx-xxxxx%3A+xxxxx%3B+xxxxx%3A+xxxx%22%3"
    "E%26xxxxx%3B+%3Cxxxx%0A+++++++++++++++++++++++xxxxx%3D%22xxxxxxxxxxxxx"
    "xx%22%3Exxxx.xx%3C%2Fxxxx%3E%0A+++++++++++++++%3C%2Fxx%3E%0A++++++++++"
    "+%3C%2Fxx%3E%0A++++++++++++++++++++++++++%3Cxx%3E%0A++++++++++++++++++"
    "+%3Cxx+xxxxx%3D%22xxxx-xxxxx%3A+xxxxx%3B+xxxxx%3A+xxxx%22%3E%26xxxxx%3"
    "B+%3Cxxxx%0A+++++++++++++++++++++++++++xxxxx%3D%22xxxxxxxxxxxxxxx%22%3"
    "Exxx.xx%3C%2Fxxxx%3E%0A+++++++++++++++++++%3C%2Fxx%3E%0A++++++++++++++"
    "+%3C%2Fxx%3E%0A++++++++++++++++++++++%3Cxx%3E%0A+++++++++++++++%3Cxx+x"
    "xxxx%3D%22xxxx-xxxxx%3A+xxxxx%3Bxxxx-xxxxxx%3A+xxxx%3B+xxxxx%3A+xxxx%2"
    "2%3E%26xxxxx%3B+%3Cxxxx%0A+++++++++++++++++++++++xxxxx%3D%22xxxxxxxxxx"
    "xxxxx%22%3Exxxx.xx%3C%2Fxxxx%3E%3C%2Fxx%3E%0A+++++++++++%3C%2Fxx%3E%0A"
    "+++++++%3C%2Fxxxxx%3E%0A+++++++%3C%21--%0A+++++++xxxxxxxxxxxxxxxxxxxxx"
    "xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx%0A+++++++x"
    "xx+xx+xxxxx+xxxxxxx+xxxxxxx%0A+++++++xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx"
    "xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx%0A+++++++--%3E%0A+++%3"
    "C%2Fxxx%3E%0A%0A%0A%0A+++%3Cxxx+xxxxx%3D%22xxxxxxxxx%22+xx%3D%22xxxxxx"
    "xxx%22%3E%3C%2Fxxx%3E%0A%0A+++%3Cxxx+xx%3D%22xxxx%22+xxxxx%3D%22xxxx%2"
    "2%3E%0A+++++++%3Cxxxxx+xxxxx%3D%22xxxxxxxxx%22%3E%0A+++++++++++%3Cxx%3"
    "E%0A+++++++++++++++%3Cxx+xxxxxxx%3D%22x%22+xx%3D%22xxxxxxxxxxxxx%22+xx"
    "xxx%3D%22xxxxxxxxxxxxx%22%3E%0A+++++++++++++++++++%3Cxxx+xx%3D%22xxxxx"
    "x%22%3E%3C%2Fxxx%3E%0A+++++++++++++++%3C%2Fxx%3E%0A+++++++++++%3C%2Fxx"
    "%3E%0A+++++++++++%3Cxx%3E%0A+++++++++++++++%3Cxx+xx%3D%22xxxxxxxxxxxxx"
    "xxxx%22+xxxxx%3D%22xxxxxxxxxxxxxxxxx%22%3E%3C%2Fxx%3E%0A++++++++++++++"
    "+%3Cxx+xx%3D%22xxxxxxxxxxxxxx%22+xxxxx%3D%22xxxxxxxxxxxxxx%22%3E%0A+++"
    "++++++++++++++++%3Cxxx+xx%3D%22xxxxxxx%22%3E%3C%2Fxxx%3E%0A+++++++++++"
    "++++%3C%2Fxx%3E%0A+++++++++++%3C%2Fxx%3E%0A+++++++++++%3Cxx%3E%0A+++++"
    "++++++++++%3Cxx+xxxxxxx%3D%22x%22+xx%3D%22xxxxxxxxxxxxx%22+xxxxx%3D%22"
    "xxxxxxxxxxxxx%22%3E%0A+++++++++++++++++++%3Cxxx+xx%3D%22xxxxxx%22%3E%3"
    "C%2Fxxx%3E%0A+++++++++++++++%3C%2Fxx%3E%0A+++++++++++%3C%2Fxx%3E%0A+++"
    "++++%3C%2Fxxxxx%3E%0A+++%3C%2Fxxx%3E%0A%3C%2Fxxx%3E%0A%0A%3Cxxx+xx%3D%"
    "22xxxxxx%22%3E%3C%2Fxxx%3E%0A%0A%3C%2Fxxxx%3E%0A%3C%2Fxxxx%3E+&b=value";
  (void) argc; (void) argv;  /* Unused. Silent compiler warning. */

  num_errors = 0;
  memset (&connection, 0, sizeof (struct MHD_Connection));
  memset (&header, 0, sizeof (struct MHD_HTTP_Res_Header));
  connection.rq.headers_received = &header;
  header.header = MHD_HTTP_HEADER_CONTENT_TYPE;
  header.value = MHD_HTTP_POST_ENCODING_FORM_URLENCODED;
  header.header_size = strlen (header.header);
  header.value_size = strlen (header.value);
  header.kind = MHD_HEADER_KIND;

  pp = MHD_create_post_processor (&connection,
                                  4096, &check_post, NULL);
  if (NULL == pp)
    return 1;

  if (MHD_YES != MHD_post_process (pp, post, strlen (post)))
    num_errors++;
  MHD_destroy_post_processor (pp);

  return num_errors == 0 ? 0 : 2;
}