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Add lttng_uuid_is_nil() util
[lttng-tools.git]
/
src
/
common
/
compat
/
uuid.c
diff --git
a/src/common/compat/uuid.c
b/src/common/compat/uuid.c
index 8759de6f52df71ab59518b0346d3a341636e1448..25dccbb836611eccf1b9d338cc5b4f4dd3c672bc 100644
(file)
--- a/
src/common/compat/uuid.c
+++ b/
src/common/compat/uuid.c
@@
-17,8
+17,12
@@
#include <stdio.h>
#include <common/compat/uuid.h>
#include <stdio.h>
#include <common/compat/uuid.h>
+#include <string.h>
+#include <stddef.h>
-void lttng_uuid_to_str(const unsigned char *uuid, char *uuid_str)
+static const lttng_uuid nil_uuid;
+
+void lttng_uuid_to_str(const lttng_uuid uuid, char *uuid_str)
{
sprintf(uuid_str,
"%02x%02x%02x%02x-%02x%02x-%02x%02x-%02x%02x-%02x%02x%02x%02x%02x%02x",
{
sprintf(uuid_str,
"%02x%02x%02x%02x-%02x%02x-%02x%02x-%02x%02x-%02x%02x%02x%02x%02x%02x",
@@
-27,3
+31,13
@@
void lttng_uuid_to_str(const unsigned char *uuid, char *uuid_str)
uuid[8], uuid[9], uuid[10], uuid[11],
uuid[12], uuid[13], uuid[14], uuid[15]);
}
uuid[8], uuid[9], uuid[10], uuid[11],
uuid[12], uuid[13], uuid[14], uuid[15]);
}
+
+bool lttng_uuid_is_equal(const lttng_uuid a, const lttng_uuid b)
+{
+ return memcmp(a, b, (sizeof(lttng_uuid))) == 0;
+}
+
+bool lttng_uuid_is_nil(const lttng_uuid uuid)
+{
+ return memcmp(nil_uuid, uuid, sizeof(lttng_uuid)) == 0;
+}
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