libfreerdp-utils: migrate profiler.

include/freerdp/utils/profiler.h

@@ -0,0 +1,69 @@
+/**
+ * FreeRDP: A Remote Desktop Protocol Client
+ * Profiler Utils
+ *
+ * Copyright 2011 Stephen Erisman
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef __UTILS_PROFILER_H
+#define __UTILS_PROFILER_H
+
+#include "config.h"
+
+#include <stdio.h>
+
+#include <freerdp/utils/memory.h>
+#include <freerdp/utils/stopwatch.h>
+
+struct _PROFILER
+{
+	char* name;
+	STOPWATCH* stopwatch;
+};
+typedef struct _PROFILER PROFILER;
+
+PROFILER* profiler_create(char* name);
+void profiler_free(PROFILER* profiler);
+
+void profiler_enter(PROFILER* profiler);
+void profiler_exit(PROFILER* profiler);
+
+void profiler_print_header();
+void profiler_print(PROFILER* profiler);
+void profiler_print_footer();
+
+#ifdef WITH_PROFILER
+#define IF_PROFILER(then)			then
+#define PROFILER_DEFINE(prof)		PROFILER* prof
+#define PROFILER_CREATE(prof,name)	prof = profiler_create(name)
+#define PROFILER_FREE(prof)			profiler_free(prof)
+#define PROFILER_ENTER(prof)		profiler_enter(prof)
+#define PROFILER_EXIT(prof)			profiler_exit(prof)
+#define PROFILER_PRINT_HEADER		profiler_print_header()
+#define PROFILER_PRINT(prof)		profiler_print(prof)
+#define PROFILER_PRINT_FOOTER		profiler_print_footer()
+#else
+#define IF_PROFILER(then)
+#define PROFILER_DEFINE(prof)
+#define PROFILER_CREATE(prof,name)
+#define PROFILER_FREE(prof)
+#define PROFILER_ENTER(prof)
+#define PROFILER_EXIT(prof)
+#define PROFILER_PRINT_HEADER
+#define PROFILER_PRINT(prof)
+#define PROFILER_PRINT_FOOTER
+#endif
+
+#endif /* __UTILS_PROFILER_H */

include/freerdp/utils/stopwatch.h

@@ -0,0 +1,44 @@
+/**
+ * FreeRDP: A Remote Desktop Protocol Client
+ * Stopwatch Utils
+ *
+ * Copyright 2011 Stephen Erisman
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef __UTILS_STOPWATCH_H
+#define __UTILS_STOPWATCH_H
+
+#include <freerdp/utils/memory.h>
+#include <time.h>
+
+struct _STOPWATCH
+{
+	clock_t start;
+	clock_t end;
+	double elapsed;
+	clock_t count;
+};
+typedef struct _STOPWATCH STOPWATCH;
+
+STOPWATCH* stopwatch_create();
+void stopwatch_free(STOPWATCH* stopwatch);
+
+void stopwatch_start(STOPWATCH* stopwatch);
+void stopwatch_stop(STOPWATCH* stopwatch);
+void stopwatch_reset(STOPWATCH* stopwatch);
+
+double stopwatch_get_elapsed_time_in_seconds(STOPWATCH* stopwatch);
+
+#endif /* __UTILS_STOPWATCH_H */

libfreerdp-utils/CMakeLists.txt

@@ -29,7 +29,9 @@ set(FREERDP_UTILS_SRCS
 	load_plugin.c
 	memory.c
 	mutex.c
+	profiler.c
 	semaphore.c
+	stopwatch.c
 	stream.c
 	svc_plugin.c
 	thread.c

libfreerdp-utils/profiler.c

@@ -0,0 +1,72 @@
+/**
+ * FreeRDP: A Remote Desktop Protocol Client
+ * Profiler Utils
+ *
+ * Copyright 2011 Stephen Erisman
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <freerdp/utils/profiler.h>
+
+PROFILER* profiler_create(char* name)
+{
+	PROFILER* profiler;
+
+	profiler = (PROFILER*) xmalloc(sizeof(PROFILER));
+	
+	profiler->name = name;
+	profiler->stopwatch = stopwatch_create();
+
+	return profiler;
+}
+
+void profiler_free(PROFILER* profiler)
+{	
+	stopwatch_free(profiler->stopwatch);
+	
+	xfree(profiler);
+}
+
+void profiler_enter(PROFILER* profiler)
+{
+	stopwatch_start(profiler->stopwatch);
+}
+
+void profiler_exit(PROFILER* profiler)
+{
+	stopwatch_stop(profiler->stopwatch);
+}
+
+void profiler_print_header()
+{
+	printf("\n");
+	printf("                                             |-----------------------|\n" );
+	printf("                PROFILER                     |    elapsed seconds    |\n" );
+	printf("|--------------------------------------------|-----------------------|\n" );
+	printf("| code section                  | iterations |     total |      avg. |\n" );
+	printf("|-------------------------------|------------|-----------|-----------|\n" );
+}
+
+void profiler_print(PROFILER* profiler)
+{
+	double elapsed_sec = stopwatch_get_elapsed_time_in_seconds(profiler->stopwatch);
+	double avg_sec = elapsed_sec / (double) profiler->stopwatch->count;
+	
+	printf("| %-30.30s| %'10lu | %'9f | %'9f |\n", profiler->name, profiler->stopwatch->count, elapsed_sec, avg_sec);
+}
+
+void profiler_print_footer()
+{
+	printf("|--------------------------------------------------------------------|\n" );
+}

libfreerdp-utils/stopwatch.c

@@ -0,0 +1,60 @@
+/**
+ * FreeRDP: A Remote Desktop Protocol Client
+ * Stopwatch Utils
+ *
+ * Copyright 2011 Stephen Erisman
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <freerdp/utils/stopwatch.h>
+
+STOPWATCH* stopwatch_create()
+{
+	STOPWATCH* sw;
+
+	sw = (STOPWATCH*) xmalloc(sizeof(STOPWATCH));
+	stopwatch_reset(sw);
+
+	return sw;
+}
+
+void stopwatch_free(STOPWATCH* stopwatch)
+{
+	xfree(stopwatch);
+}
+
+void stopwatch_start(STOPWATCH* stopwatch)
+{
+	stopwatch->start = clock();
+	stopwatch->count++;
+}
+
+void stopwatch_stop(STOPWATCH* stopwatch)
+{
+	stopwatch->end = clock();
+	stopwatch->elapsed += (stopwatch->end - stopwatch->start);
+}
+
+void stopwatch_reset(STOPWATCH* stopwatch)
+{
+	stopwatch->start = 0;
+	stopwatch->end = 0;
+	stopwatch->elapsed = 0;
+	stopwatch->count = 0;
+}
+
+double stopwatch_get_elapsed_time_in_seconds(STOPWATCH* stopwatch)
+{
+	return ((double)stopwatch->elapsed) / CLOCKS_PER_SEC;
+}