1 files changed, 75 insertions, 0 deletions
diff --git a/include/dnsjit/lib/clock.c b/include/dnsjit/lib/clock.c
new file mode 100644
index 0000000..0676648
--- /dev/null
+++ b/include/dnsjit/lib/clock.c
@@ -0,0 +1,75 @@
+/*
+ * Copyright (c) 2018-2021, OARC, Inc.
+ * All rights reserved.
+ *
+ * This file is part of dnsjit.
+ *
+ * dnsjit 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 3 of the License, or
+ * (at your option) any later version.
+ *
+ * dnsjit 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 dnsjit.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "config.h"
+
+#include "lib/clock.h"
+
+#include <time.h>
+
+core_timespec_t lib_clock_getres(lib_clock_clkid_t clkid)
+{
+    struct timespec ts;
+    core_timespec_t ret = { 0, 0 };
+    clockid_t       clk_id;
+
+    switch (clkid) {
+    case LIB_CLOCK_REALTIME:
+        clk_id = CLOCK_REALTIME;
+        break;
+    case LIB_CLOCK_MONOTONIC:
+        clk_id = CLOCK_MONOTONIC;
+        break;
+    default:
+        return ret;
+    }
+
+    if (!clock_getres(clk_id, &ts)) {
+        ret.sec  = ts.tv_sec;
+        ret.nsec = ts.tv_nsec;
+    }
+
+    return ret;
+}
+
+core_timespec_t lib_clock_gettime(lib_clock_clkid_t clkid)
+{
+    struct timespec ts;
+    core_timespec_t ret = { 0, 0 };
+    clockid_t       clk_id;
+
+    switch (clkid) {
+    case LIB_CLOCK_REALTIME:
+        clk_id = CLOCK_REALTIME;
+        break;
+    case LIB_CLOCK_MONOTONIC:
+        clk_id = CLOCK_MONOTONIC;
+        break;
+    default:
+        return ret;
+    }
+
+    if (!clock_gettime(clk_id, &ts)) {
+        ret.sec  = ts.tv_sec;
+        ret.nsec = ts.tv_nsec;
+    }
+
+    return ret;
+}