diff --git a/src/lock/rwlock.c b/src/lock/rwlock.c
new file mode 100644
index 0000000..0f6605f
--- /dev/null
+++ b/src/lock/rwlock.c
@@ -0,0 +1,114 @@
+/**
+ * @file rwlock.c  Pthread read/write locking
+ *
+ * Copyright (C) 2010 Creytiv.com
+ */
+#define _GNU_SOURCE 1
+#include <pthread.h>
+#include <re_types.h>
+#include <re_mem.h>
+#include <re_lock.h>
+
+
+#define DEBUG_MODULE "rwlock"
+#define DEBUG_LEVEL 5
+#include <re_dbg.h>
+
+
+struct lock {
+	pthread_rwlock_t lock;
+};
+
+
+static void lock_destructor(void *data)
+{
+	struct lock *l = data;
+
+	int err = pthread_rwlock_destroy(&l->lock);
+	if (err) {
+		DEBUG_WARNING("pthread_rwlock_destroy: %m\n", err);
+	}
+}
+
+
+int lock_alloc(struct lock **lp)
+{
+	struct lock *l;
+	int err;
+
+	if (!lp)
+		return EINVAL;
+
+	l = mem_zalloc(sizeof(*l), lock_destructor);
+	if (!l)
+		return ENOMEM;
+
+	err = pthread_rwlock_init(&l->lock, NULL);
+	if (err)
+		goto out;
+
+	*lp = l;
+
+ out:
+	if (err)
+		mem_deref(l);
+	return err;
+}
+
+
+void lock_read_get(struct lock *l)
+{
+	int err;
+
+	if (!l)
+		return;
+
+	err = pthread_rwlock_rdlock(&l->lock);
+	if (err) {
+		DEBUG_WARNING("lock_read_get: %m\n", err);
+	}
+}
+
+
+void lock_write_get(struct lock *l)
+{
+	int err;
+
+	if (!l)
+		return;
+
+	err = pthread_rwlock_wrlock(&l->lock);
+	if (err) {
+		DEBUG_WARNING("lock_write_get: %m\n", err);
+	}
+}
+
+
+int lock_read_try(struct lock *l)
+{
+	if (!l)
+		return EINVAL;
+	return pthread_rwlock_tryrdlock(&l->lock);
+}
+
+
+int lock_write_try(struct lock *l)
+{
+	if (!l)
+		return EINVAL;
+	return pthread_rwlock_trywrlock(&l->lock);
+}
+
+
+void lock_rel(struct lock *l)
+{
+	int err;
+
+	if (!l)
+		return;
+
+	err = pthread_rwlock_unlock(&l->lock);
+	if (err) {
+		DEBUG_WARNING("lock_rel: %m\n", err);
+	}
+}