Changeset 8eec3c8 in mainline for uspace/lib/c/generic/stats.c

Timestamp:

2010-06-10T14:24:50Z (14 years ago)

Author:

Martin Decky <martin@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

c0f13d2

Parents:

1113c9e

Message:

merge basic exception accounting (this is the last piece missing from the original "measure" branch by Stanislav Kozina)

File:

• uspace/lib/c/generic/stats.c (modified) (1 diff)

uspace/lib/c/generic/stats.c

@@ -184 +184 @@
 }
 
+/** Get exception statistics.
+ *
+ * @param count Number of records returned.
+ *
+ * @return Array of stats_exc_t structures.
+ *         If non-NULL then it should be eventually freed
+ *         by free().
+ *
+ */
+stats_exc_t *stats_get_exceptions(size_t *count)
+{
+        size_t size = 0;
+        stats_exc_t *stats_exceptions =
+            (stats_exc_t *) sysinfo_get_data("system.exceptions", &size);
+        
+        assert((size % sizeof(stats_exc_t)) == 0);
+        
+        *count = size / sizeof(stats_exc_t);
+        return stats_exceptions;
+}
+
+/** Get single exception statistics
+ *
+ * @param excn Exception number we are interested in.
+ *
+ * @return Pointer to the stats_exc_t structure.
+ *         If non-NULL then it should be eventually freed
+ *         by free().
+ *
+ */
+stats_exc_t *stats_get_exception(unsigned int excn)
+{
+        char name[SYSINFO_STATS_MAX_PATH];
+        snprintf(name, SYSINFO_STATS_MAX_PATH, "system.exceptionss.%u", excn);
+        
+        size_t size = 0;
+        stats_exc_t *stats_exception =
+            (stats_exc_t *) sysinfo_get_data(name, &size);
+        
+        assert((size == sizeof(stats_exc_t)) || (size == 0));
+        
+        return stats_exception;
+}
+
 /** Get system load
  *