another example

author: Christian Grothoff <christian@grothoff.org> 2008-04-20 22:59:49 +0000
committer: Christian Grothoff <christian@grothoff.org> 2008-04-20 22:59:49 +0000
commit: e4f1f8fc4a0485b37f581b422746a6a620367329 (patch)
tree: 8e6a50a23dce81a11f9641d693422672922e40c3
parent: 0cfd955fd733f1cf32d207cdc08718184528d871 (diff)
download: libmicrohttpd-e4f1f8fc4a0485b37f581b422746a6a620367329.tar.gz
libmicrohttpd-e4f1f8fc4a0485b37f581b422746a6a620367329.zip
2 files changed, 148 insertions, 0 deletions
diff --git a/src/examples/Makefile.am b/src/examples/Makefile.am
index 4111fa1e..3b87ba5a 100644
--- a/src/examples/Makefile.am
+++ b/src/examples/Makefile.am
@@ -21,3 +21,9 @@ fileserver_example_SOURCES = \
 fileserver_example_LDADD = \
 $(top_builddir)/src/daemon/libmicrohttpd.la 
+fileserver_example_external_select_SOURCES = \
+ fileserver_example_external_select.c 
+fileserver_example_external_select_LDADD = \
+ $(top_builddir)/src/daemon/libmicrohttpd.la 
diff --git a/src/examples/fileserver_example_external_select.c b/src/examples/fileserver_example_external_select.c
new file mode 100644
index 00000000..9c3119ea
--- /dev/null
+++ b/src/examples/fileserver_example_external_select.c
@@ -0,0 +1,142 @@
+/*
+     This file is part of libmicrohttpd
+     (C) 2007, 2008 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_external_select.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 int
+file_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 int
+ahc_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, void **ptr)
+{
+  static int aptr;
+  struct MHD_Response *response;
+  int ret;
+  FILE *file;
+  struct stat buf;
+  if (0 != strcmp (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_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, 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;
+  time_t end;
+  time_t t;
+  struct timeval tv;
+  fd_set rs;
+  fd_set ws;
+  fd_set es;
+  int max;
+  unsigned long long mhd_timeout;
+  if (argc != 3)
+    {
+      printf ("%s PORT SECONDS-TO-RUN\n", argv[0]);
+      return 1;
+    }
+  d = MHD_start_daemon (MHD_USE_DEBUG,
+                        atoi (argv[1]),
+                        NULL, NULL, &ahc_echo, PAGE, MHD_OPTION_END);
+  if (d == NULL)
+    return 1;
+  end = time(NULL) + atoi (argv[2]);
+  while ( (t = time(NULL)) < end) 
+    {
+      tv.tv_sec = end - t;
+      tv.tv_usec = 0;
+      max = 0;
+      FD_ZERO(&rs);
+      FD_ZERO(&ws);
+      FD_ZERO(&es);
+      MHD_get_fdset(d, &rs, &ws, &es, &max);
+      if (MHD_get_timeout(d, &mhd_timeout) == MHD_YES)
+        {
+          if (tv.tv_sec * 1000 < mhd_timeout) 
+            {
+              tv.tv_sec = mhd_timeout  / 1000;
+              tv.tv_usec = (mhd_timout - (tv.tv_sec * 1000)) * 1000;
+            }
+        }
+      SELECT(max+1, &rs, &ws, &es, &tv);
+      MHD_run(d);
+    }  
+  MHD_stop_daemon (d);
+  return 0;
+}
author	Christian Grothoff <christian@grothoff.org>	2008-04-20 22:59:49 +0000
committer	Christian Grothoff <christian@grothoff.org>	2008-04-20 22:59:49 +0000
commit	e4f1f8fc4a0485b37f581b422746a6a620367329 (patch)
tree	8e6a50a23dce81a11f9641d693422672922e40c3
parent	0cfd955fd733f1cf32d207cdc08718184528d871 (diff)
download	libmicrohttpd-e4f1f8fc4a0485b37f581b422746a6a620367329.tar.gz libmicrohttpd-e4f1f8fc4a0485b37f581b422746a6a620367329.zip

diff --git a/src/examples/Makefile.am b/src/examples/Makefile.am index 4111fa1e..3b87ba5a 100644 --- a/src/examples/Makefile.am +++ b/src/examples/Makefile.am
@@ -21,3 +21,9 @@ fileserver_example_SOURCES = \
21	fileserver_example_LDADD = \	21	fileserver_example_LDADD = \
22	$(top_builddir)/src/daemon/libmicrohttpd.la	22	$(top_builddir)/src/daemon/libmicrohttpd.la
23		23
		24
		25	fileserver_example_external_select_SOURCES = \
		26	fileserver_example_external_select.c
		27	fileserver_example_external_select_LDADD = \
		28	$(top_builddir)/src/daemon/libmicrohttpd.la
		29


diff --git a/src/examples/fileserver_example_external_select.c b/src/examples/fileserver_example_external_select.c new file mode 100644 index 00000000..9c3119ea --- /dev/null +++ b/src/examples/fileserver_example_external_select.c
@@ -0,0 +1,142 @@
		1	/*
		2	This file is part of libmicrohttpd
		3	(C) 2007, 2008 Christian Grothoff
		4
		5	libmicrohttpd is free software; you can redistribute it and/or modify
		6	it under the terms of the GNU General Public License as published
		7	by the Free Software Foundation; either version 2, or (at your
		8	option) any later version.
		9
		10	libmicrohttpd is distributed in the hope that it will be useful, but
		11	WITHOUT ANY WARRANTY; without even the implied warranty of
		12	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
		13	General Public License for more details.
		14
		15	You should have received a copy of the GNU General Public License
		16	along with libmicrohttpd; see the file COPYING. If not, write to the
		17	Free Software Foundation, Inc., 59 Temple Place - Suite 330,
		18	Boston, MA 02111-1307, USA.
		19	*/
		20
		21	/**
		22	* @file fileserver_example_external_select.c
		23	* @brief minimal example for how to use libmicrohttpd to server files
		24	* @author Christian Grothoff
		25	*/
		26
		27	#include "config.h"
		28	#include <microhttpd.h>
		29	#include <stdlib.h>
		30	#include <sys/types.h>
		31	#include <sys/stat.h>
		32	#ifndef MINGW
		33	#include <unistd.h>
		34	#endif
		35	#include <string.h>
		36	#include <stdio.h>
		37
		38	#define PAGE "<html><head><title>File not found</title></head><body>File not found</body></html>"
		39
		40	static int
		41	file_reader (void cls, size_t pos, char buf, int max)
		42	{
		43	FILE *file = cls;
		44
		45	fseek (file, pos, SEEK_SET);
		46	return fread (buf, 1, max, file);
		47	}
		48
		49	static int
		50	ahc_echo (void *cls,
		51	struct MHD_Connection *connection,
		52	const char *url,
		53	const char *method,
		54	const char *upload_data,
		55	const char version, unsigned int upload_data_size, void **ptr)
		56	{
		57	static int aptr;
		58	struct MHD_Response *response;
		59	int ret;
		60	FILE *file;
		61	struct stat buf;
		62
		63	if (0 != strcmp (method, "GET"))
		64	return MHD_NO; /* unexpected method */
		65	if (&aptr != *ptr)
		66	{
		67	/* do never respond on first call */
		68	*ptr = &aptr;
		69	return MHD_YES;
		70	}
		71	ptr = NULL; / reset when done */
		72	file = fopen (&url[1], "r");
		73	if (file == NULL)
		74	{
		75	response = MHD_create_response_from_data (strlen (PAGE),
		76	(void *) PAGE,
		77	MHD_NO, MHD_NO);
		78	ret = MHD_queue_response (connection, MHD_HTTP_NOT_FOUND, response);
		79	MHD_destroy_response (response);
		80	}
		81	else
		82	{
		83	stat (&url[1], &buf);
		84	response = MHD_create_response_from_callback (buf.st_size, 32 * 1024, /* 32k page size */
		85	&file_reader,
		86	file,
		87	(MHD_ContentReaderFreeCallback)
		88	& fclose);
		89	ret = MHD_queue_response (connection, MHD_HTTP_OK, response);
		90	MHD_destroy_response (response);
		91	}
		92	return ret;
		93	}
		94
		95	int
		96	main (int argc, char const argv)
		97	{
		98	struct MHD_Daemon *d;
		99	time_t end;
		100	time_t t;
		101	struct timeval tv;
		102	fd_set rs;
		103	fd_set ws;
		104	fd_set es;
		105	int max;
		106	unsigned long long mhd_timeout;
		107
		108	if (argc != 3)
		109	{
		110	printf ("%s PORT SECONDS-TO-RUN\n", argv[0]);
		111	return 1;
		112	}
		113	d = MHD_start_daemon (MHD_USE_DEBUG,
		114	atoi (argv[1]),
		115	NULL, NULL, &ahc_echo, PAGE, MHD_OPTION_END);
		116	if (d == NULL)
		117	return 1;
		118	end = time(NULL) + atoi (argv[2]);
		119	while ( (t = time(NULL)) < end)
		120	{
		121	tv.tv_sec = end - t;
		122	tv.tv_usec = 0;
		123	max = 0;
		124	FD_ZERO(&rs);
		125	FD_ZERO(&ws);
		126	FD_ZERO(&es);
		127	MHD_get_fdset(d, &rs, &ws, &es, &max);
		128	if (MHD_get_timeout(d, &mhd_timeout) == MHD_YES)
		129
		130	{
		131	if (tv.tv_sec * 1000 < mhd_timeout)
		132	{
		133	tv.tv_sec = mhd_timeout / 1000;
		134	tv.tv_usec = (mhd_timout - (tv.tv_sec * 1000)) * 1000;
		135	}
		136	}
		137	SELECT(max+1, &rs, &ws, &es, &tv);
		138	MHD_run(d);
		139	}
		140	MHD_stop_daemon (d);
		141	return 0;
		142	}