X-Git-Url: https://review.openocd.org/gitweb?a=blobdiff_plain;f=src%2Fhelper%2Ftime_support.c;h=8337e73ba7518f20a90437032c9eb3acbeacdab1;hb=674141e8a7a6413cb803d90c2a20150260015f81;hp=7a9a80010533a173231a70c15896ee3eac727b8a;hpb=8a5b25790f064c408d747c9f087c4d45207fc3e4;p=openocd.git

diff --git a/src/helper/time_support.c b/src/helper/time_support.c
index 7a9a800105..8337e73ba7 100644
--- a/src/helper/time_support.c
+++ b/src/helper/time_support.c
@@ -2,7 +2,7 @@
  *   Copyright (C) 2006 by Dominic Rath                                    *
  *   Dominic.Rath@gmx.de                                                   *
  *                                                                         *
- *   Copyright (C) 2007,2008 Øyvind Harboe                                 *
+ *   Copyright (C) 2007,2008 Øyvind Harboe                                 *
  *   oyvind.harboe@zylin.com                                               *
  *                                                                         *
  *   Copyright (C) 2008 by Spencer Oliver                                  *
@@ -19,23 +19,19 @@
  *   GNU General Public License for more details.                          *
  *                                                                         *
  *   You should have received a copy of the GNU General Public License     *
- *   along with this program; if not, write to the                         *
- *   Free Software Foundation, Inc.,                                       *
- *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
+ *   along with this program.  If not, see <http://www.gnu.org/licenses/>. *
  ***************************************************************************/
+
 #ifdef HAVE_CONFIG_H
 #include "config.h"
 #endif
 
 #include "time_support.h"
-#include "log.h"
-
 
 /* calculate difference between two struct timeval values */
 int timeval_subtract(struct timeval *result, struct timeval *x, struct timeval *y)
 {
-	if (x->tv_usec < y->tv_usec)
-	{
+	if (x->tv_usec < y->tv_usec) {
 		int nsec = (y->tv_usec - x->tv_usec) / 1000000 + 1;
 		y->tv_usec -= 1000000 * nsec;
 		y->tv_sec += nsec;
@@ -53,69 +49,41 @@ int timeval_subtract(struct timeval *result, struct timeval *x, struct timeval *
 	return x->tv_sec < y->tv_sec;
 }
 
-/* add two struct timeval values */
-int timeval_add(struct timeval *result, struct timeval *x, struct timeval *y)
-{
-	result->tv_sec = x->tv_sec + y->tv_sec;
-	
-	result->tv_usec = x->tv_usec + y->tv_usec;
-	
-	while (result->tv_usec > 1000000)
-	{
-		result->tv_usec -= 1000000;
-		result->tv_sec++;
-	}
-	
-	return 0;
-}
-
-int timeval_add_time(struct timeval *result, int sec, int usec)
+int timeval_add_time(struct timeval *result, long sec, long usec)
 {
 	result->tv_sec += sec;
 	result->tv_usec += usec;
-	
-	while (result->tv_usec > 1000000)
-	{
+
+	while (result->tv_usec > 1000000) {
 		result->tv_usec -= 1000000;
 		result->tv_sec++;
 	}
-	
+
 	return 0;
 }
 
-void duration_start_measure(duration_t *duration)
+int duration_start(struct duration *duration)
 {
-	gettimeofday(&duration->start, NULL);
+	return gettimeofday(&duration->start, NULL);
 }
 
-int duration_stop_measure(duration_t *duration, char **text)
+int duration_measure(struct duration *duration)
 {
 	struct timeval end;
-	
-	gettimeofday(&end, NULL);
-	
-	timeval_subtract(&duration->duration, &end, &duration->start);
-	
-	if (text)
-	{
-		float t;
-		t=duration->duration.tv_sec;
-		t+=(float)duration->duration.tv_usec/1000000.0;
-		*text = malloc(100);
-		snprintf(*text, 100, "%fs", t);
-	}
-	
-	return ERROR_OK;
+	int retval = gettimeofday(&end, NULL);
+	if (0 == retval)
+		timeval_subtract(&duration->elapsed, &end, &duration->start);
+	return retval;
 }
 
-long long timeval_ms()
+float duration_elapsed(const struct duration *duration)
 {
-	struct timeval now; 
-	long long t=0;
-	gettimeofday(&now, NULL);
-	
-	t+=now.tv_usec/1000;
-	t+=now.tv_sec*1000;
-	
+	float t = duration->elapsed.tv_sec;
+	t += (float)duration->elapsed.tv_usec / 1000000.0;
 	return t;
 }
+
+float duration_kbps(const struct duration *duration, size_t count)
+{
+	return count / (1024.0 * duration_elapsed(duration));
+}