📄 fileserver_example.c
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/* This file is part of libmicrohttpd (C) 2007 Christian Grothoff libmicrohttpd is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2, or (at your option) any later version. libmicrohttpd is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with libmicrohttpd; see the file COPYING. If not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.*//** * @file fileserver_example.c * @brief minimal example for how to use libmicrohttpd to server files * @author Christian Grothoff */#include "config.h"#include <microhttpd.h>#include <stdlib.h>#include <sys/types.h>#include <sys/stat.h>#ifndef MINGW#include <unistd.h>#endif#include <string.h>#include <stdio.h>#define PAGE "<html><head><title>File not found</title></head><body>File not found</body></html>"static intfile_reader (void *cls, size_t pos, char *buf, int max){ FILE *file = cls; fseek (file, pos, SEEK_SET); return fread (buf, 1, max, file);}static intahc_echo (void *cls, struct MHD_Connection *connection, const char *url, const char *method, const char *upload_data, const char *version, unsigned int *upload_data_size){ struct MHD_Response *response; int ret; FILE *file; struct stat buf; if (0 != strcmp (method, "GET")) return MHD_NO; /* unexpected method */ file = fopen (&url[1], "r"); if (file == NULL) { response = MHD_create_response_from_data (strlen (PAGE), (void *) PAGE, MHD_NO, MHD_NO); ret = MHD_queue_response (connection, MHD_HTTP_NOT_FOUND, response); MHD_destroy_response (response); } else { stat (&url[1], &buf); response = MHD_create_response_from_callback (buf.st_size, &file_reader, file, (MHD_ContentReaderFreeCallback) & fclose); ret = MHD_queue_response (connection, MHD_HTTP_OK, response); MHD_destroy_response (response); } return ret;}intmain (int argc, char *const *argv){ struct MHD_Daemon *d; if (argc != 3) { printf ("%s PORT SECONDS-TO-RUN\n", argv[0]); return 1; } d = MHD_start_daemon (MHD_USE_THREAD_PER_CONNECTION | MHD_USE_DEBUG, atoi (argv[1]), NULL, NULL, &ahc_echo, PAGE, MHD_OPTION_END); if (d == NULL) return 1; sleep (atoi (argv[2])); MHD_stop_daemon (d); return 0;}⌨️ 快捷键说明
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