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104 lines
3.3 KiB
C
104 lines
3.3 KiB
C
/*
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This file is part of libmicrohttpd
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Copyright (C) 2007 Christian Grothoff (and other contributing authors)
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Copyright (C) 2022 Evgeny Grin (Karlson2k)
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with this library; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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/**
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* @file minimal_example.c
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* @brief minimal example for how to use libmicrohttpd
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* @author Christian Grothoff
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* @author Karlson2k (Evgeny Grin)
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*/
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#include "platform.h"
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#include <microhttpd.h>
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static enum MHD_Result
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ahc_echo (void *cls,
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struct MHD_Connection *connection,
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const char *url,
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const char *method,
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const char *version,
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const char *upload_data,
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size_t *upload_data_size,
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void **req_cls)
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{
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static int aptr;
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struct MHD_Response *response;
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enum MHD_Result ret;
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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; /* unexpected method */
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if (&aptr != *req_cls)
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{
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/* do never respond on first call */
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*req_cls = &aptr;
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return MHD_YES;
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}
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*req_cls = NULL; /* reset when done */
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response = MHD_create_response_empty (MHD_RF_NONE);
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ret = MHD_queue_response (connection,
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MHD_HTTP_NO_CONTENT,
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response);
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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 (int argc,
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char *const *argv)
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{
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struct MHD_Daemon *d;
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int port;
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if (argc != 2)
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{
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printf ("%s PORT\n", argv[0]);
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return 1;
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}
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port = atoi (argv[1]);
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if ( (1 > port) || (port > 65535) )
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{
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fprintf (stderr,
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"Port must be a number between 1 and 65535.\n");
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return 1;
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}
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d = MHD_start_daemon (/* MHD_USE_INTERNAL_POLLING_THREAD | MHD_USE_ERROR_LOG, */
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MHD_USE_AUTO | MHD_USE_INTERNAL_POLLING_THREAD | MHD_USE_ERROR_LOG,
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/* MHD_USE_INTERNAL_POLLING_THREAD | MHD_USE_ERROR_LOG | MHD_USE_POLL, */
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/* MHD_USE_THREAD_PER_CONNECTION | MHD_USE_INTERNAL_POLLING_THREAD | MHD_USE_ERROR_LOG | MHD_USE_POLL, */
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/* MHD_USE_THREAD_PER_CONNECTION | MHD_USE_INTERNAL_POLLING_THREAD | MHD_USE_ERROR_LOG, */
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(uint16_t) port,
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NULL, NULL, &ahc_echo, NULL,
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MHD_OPTION_CONNECTION_TIMEOUT, (unsigned int) 120,
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MHD_OPTION_STRICT_FOR_CLIENT, (int) 1,
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MHD_OPTION_END);
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if (d == NULL)
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return 1;
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(void) getc (stdin);
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MHD_stop_daemon (d);
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return 0;
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}
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