commit c03fbdf89faf4691f431b745232a127a504ea867
parent a27ebc0ddae48045368b1c25a0a7a3ebc359d20d
Author: Christian Grothoff <christian@grothoff.org>
Date: Fri, 5 Jun 2009 16:28:47 +0000
dirs
Diffstat:
3 files changed, 133 insertions(+), 1 deletion(-)
diff --git a/src/examples/Makefile.am b/src/examples/Makefile.am
@@ -16,6 +16,7 @@ minimal_example \
minimal_example_comet \
querystring_example \
fileserver_example \
+fileserver_example_dirs \
fileserver_example_external_select \
refuse_post_example
@@ -53,6 +54,11 @@ fileserver_example_SOURCES = \
fileserver_example_LDADD = \
$(top_builddir)/src/daemon/libmicrohttpd.la
+fileserver_example_dirs_SOURCES = \
+ fileserver_example_dirs.c
+fileserver_example_dirs_LDADD = \
+ $(top_builddir)/src/daemon/libmicrohttpd.la
+
fileserver_example_external_select_SOURCES = \
fileserver_example_external_select.c
fileserver_example_external_select_LDADD = \
diff --git a/src/examples/fileserver_example.c b/src/examples/fileserver_example.c
@@ -19,7 +19,7 @@
/**
* @file fileserver_example.c
- * @brief minimal example for how to use libmicrohttpd to server files
+ * @brief minimal example for how to use libmicrohttpd to serve files
* @author Christian Grothoff
*/
diff --git a/src/examples/fileserver_example_dirs.c b/src/examples/fileserver_example_dirs.c
@@ -0,0 +1,126 @@
+/*
+ This file is part of libmicrohttpd
+ (C) 2007 Christian Grothoff (and other contributing authors)
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ This library 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
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with this library; if not, write to the Free Software
+ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+*/
+
+/**
+ * @file fileserver_example.c
+ * @brief example for how to use libmicrohttpd to serve files (with directory support)
+ * @author Christian Grothoff
+ */
+
+#include "platform.h"
+#include <dirent.h>
+#include <microhttpd.h>
+#include <unistd.h>
+
+#define PAGE "<html><head><title>File not found</title></head><body>File not found</body></html>"
+
+static int
+file_reader (void *cls, uint64_t pos, char *buf, int max)
+{
+ FILE *file = cls;
+
+ fseek (file, pos, SEEK_SET);
+ return fread (buf, 1, max, file);
+}
+
+
+static int
+dir_reader (void *cls, uint64_t pos, char *buf, int max)
+{
+ struct dirent *e;
+ if (max < 512)
+ return 0;
+ e= readdir (cls);
+ if (e == NULL)
+ return -1;
+ return snprintf (buf, max,
+ "<a href=\"/%s\">%s</a><br>",
+ e->d_name,
+ e->d_name);
+}
+
+
+static int
+ahc_echo (void *cls,
+ struct MHD_Connection *connection,
+ const char *url,
+ const char *method,
+ const char *version,
+ const char *upload_data,
+ size_t *upload_data_size, void **ptr)
+{
+ static int aptr;
+ struct MHD_Response *response;
+ int ret;
+ FILE *file;
+ struct stat buf;
+
+ if (0 != strcmp (method, MHD_HTTP_METHOD_GET))
+ return MHD_NO; /* unexpected method */
+ if (&aptr != *ptr)
+ {
+ /* do never respond on first call */
+ *ptr = &aptr;
+ return MHD_YES;
+ }
+ *ptr = NULL; /* reset when done */
+ file = fopen (&url[1], "r");
+ if (file == NULL)
+ {
+ response = MHD_create_response_from_callback (0,
+ 32 * 1024,
+ &dir_reader,
+ opendir ("."),
+ (MHD_ContentReaderFreeCallback) &closedir);
+ ret = MHD_queue_response (connection, MHD_HTTP_OK, response);
+ MHD_destroy_response (response);
+ }
+ else
+ {
+ stat (&url[1], &buf);
+ response = MHD_create_response_from_callback (buf.st_size, 32 * 1024, /* 32k page size */
+ &file_reader,
+ file,
+ (MHD_ContentReaderFreeCallback)
+ & fclose);
+ ret = MHD_queue_response (connection, MHD_HTTP_OK, response);
+ MHD_destroy_response (response);
+ }
+ return ret;
+}
+
+int
+main (int argc, char *const *argv)
+{
+ struct MHD_Daemon *d;
+
+ if (argc != 2)
+ {
+ printf ("%s PORT\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;
+ while (1) sleep (1);
+ MHD_stop_daemon (d);
+ return 0;
+}
