Blame doc/examples/basicauthentication.c

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/* Feel free to use this example code in any way
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   you see fit (Public Domain) */
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#include <sys/types.h>
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#ifndef _WIN32
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#include <sys/select.h>
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#include <sys/socket.h>
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#else
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#include <winsock2.h>
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#endif
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#include <microhttpd.h>
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#include <time.h>
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#include <string.h>
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#include <stdlib.h>
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#include <stdio.h>
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#define PORT 8888
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static int
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answer_to_connection (void *cls, struct MHD_Connection *connection,
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                      const char *url, const char *method,
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                      const char *version, const char *upload_data,
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                      size_t *upload_data_size, void **con_cls)
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{
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  char *user;
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  char *pass;
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  int fail;
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  int ret;
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  struct MHD_Response *response;
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  (void)cls;               /* Unused. Silent compiler warning. */
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  (void)url;               /* Unused. Silent compiler warning. */
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  (void)version;           /* Unused. Silent compiler warning. */
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  (void)upload_data;       /* Unused. Silent compiler warning. */
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  (void)upload_data_size;  /* Unused. Silent compiler warning. */
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  if (0 != strcmp (method, "GET"))
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    return MHD_NO;
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  if (NULL == *con_cls)
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    {
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      *con_cls = connection;
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      return MHD_YES;
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    }
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  pass = NULL;
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  user = MHD_basic_auth_get_username_password (connection,
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                                               &pass);
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  fail = ( (NULL == user) ||
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	   (0 != strcmp (user, "root")) ||
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	   (0 != strcmp (pass, "pa$$w0rd") ) );
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  if (NULL != user) MHD_free (user);
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  if (NULL != pass) MHD_free (pass);
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  if (fail)
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    {
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      const char *page = "<html><body>Go away.</body></html>";
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      response =
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	MHD_create_response_from_buffer (strlen (page), (void *) page,
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					 MHD_RESPMEM_PERSISTENT);
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      ret = MHD_queue_basic_auth_fail_response (connection,
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						"my realm",
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						response);
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    }
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  else
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    {
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      const char *page = "<html><body>A secret.</body></html>";
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      response =
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	MHD_create_response_from_buffer (strlen (page), (void *) page,
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					 MHD_RESPMEM_PERSISTENT);
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      ret = MHD_queue_response (connection, MHD_HTTP_OK, response);
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    }
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  MHD_destroy_response (response);
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  return ret;
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}
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int
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main (void)
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{
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  struct MHD_Daemon *daemon;
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  daemon = MHD_start_daemon (MHD_USE_INTERNAL_POLLING_THREAD, PORT, NULL, NULL,
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                             &answer_to_connection, NULL, MHD_OPTION_END);
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  if (NULL == daemon)
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    return 1;
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  (void) getchar ();
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  MHD_stop_daemon (daemon);
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  return 0;
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}