X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=libraries%2Fliblutil%2Fuuid.c;h=a466090d9d37e30de1b3f2ed83372eb278ae4426;hb=198879bd5f1baa09e5dc7a951db980a932cd5db5;hp=1627aa41fc519dc09b65f51d7cad5f0da84a3822;hpb=51f1b8ccd760da9fb347af452114d5a3b34eda61;p=openldap

diff --git a/libraries/liblutil/uuid.c b/libraries/liblutil/uuid.c
index 1627aa41fc..a466090d9d 100644
--- a/libraries/liblutil/uuid.c
+++ b/libraries/liblutil/uuid.c
@@ -2,7 +2,7 @@
 /* $OpenLDAP$ */
 /* This work is part of OpenLDAP Software <http://www.openldap.org/>.
  *
- * Copyright 2000-2003 The OpenLDAP Foundation.
+ * Copyright 2000-2009 The OpenLDAP Foundation.
  * Portions Copyright 2000-2003 Kurt D. Zeilenga.
  * All rights reserved.
  *
@@ -41,6 +41,8 @@
 
 #ifdef HAVE_UUID_TO_STR
 #  include <sys/uuid.h>
+#elif defined( HAVE_UUID_GENERATE )
+#  include <uuid/uuid.h>
 #elif defined( _WIN32 )
 #  include <rpc.h>
 #else
@@ -56,7 +58,7 @@
 #include <lutil.h>
 
 /* not needed for Windows */
-#if !defined(HAVE_UUID_TO_STR) && !defined(_WIN32)
+#if !defined(HAVE_UUID_TO_STR) && !defined(HAVE_UUID_GENERATE) && !defined(_WIN32)
 static unsigned char *
 lutil_eaddr( void )
 {
@@ -169,7 +171,7 @@ lutil_eaddr( void )
 	if (memcmp(eaddr, zero, sizeof(eaddr)) == 0) {
 		/* XXX - who knows? */
 		lutil_entropy( eaddr, sizeof(eaddr) );
-		eaddr[0] |= 0x80; /* turn it into a multicast address */
+		eaddr[0] |= 0x01; /* turn it into a multicast address */
 	}
 
 	return eaddr;
@@ -251,7 +253,7 @@ mul64ll(unsigned long i1, unsigned long i2)
 
 #endif /* ULONG_MAX >= 64 bits || HAVE_LONG_LONG */
 
-#endif /* !HAVE_UUID_TO_STR && !_WIN32 */
+#endif /* !HAVE_UUID_TO_STR && !HAVE_UUID_GENERATE && !_WIN32 */
 
 /*
 ** All we really care about is an ISO UUID string.  The format of a UUID is:
@@ -298,6 +300,13 @@ lutil_uuidstr( char *buf, size_t len )
 
 	return l;
 
+#elif defined( HAVE_UUID_GENERATE )
+	uuid_t uu;
+
+	uuid_generate( uu );
+	uuid_unparse_lower( uu, buf );
+	return strlen( buf );
+	
 #elif defined( _WIN32 )
 	UUID uuid;
 	unsigned char *uuidstr;
@@ -371,6 +380,47 @@ lutil_uuidstr( char *buf, size_t len )
 #endif
 }
 
+int
+lutil_uuidstr_from_normalized(
+	char		*uuid,
+	size_t		uuidlen,
+	char		*buf,
+	size_t		buflen )
+{
+	unsigned char nibble;
+	int i, d = 0;
+
+	assert( uuid != NULL );
+	assert( buf != NULL );
+
+	if ( uuidlen != 16 ) return -1;
+	if ( buflen < 36 ) return -1;
+
+	for ( i = 0; i < 16; i++ ) {
+		if ( i == 4 || i == 6 || i == 8 || i == 10 ) {
+			buf[(i<<1)+d] = '-';
+			d += 1;
+		}
+
+		nibble = (uuid[i] >> 4) & 0xF;
+		if ( nibble < 10 ) {
+			buf[(i<<1)+d] = nibble + '0';
+		} else {
+			buf[(i<<1)+d] = nibble - 10 + 'a';
+		}
+
+		nibble = (uuid[i]) & 0xF;
+		if ( nibble < 10 ) {
+			buf[(i<<1)+d+1] = nibble + '0';
+		} else {
+			buf[(i<<1)+d+1] = nibble - 10 + 'a';
+		}
+	}
+
+	if ( buflen > 36 ) buf[36] = '\0';
+	return 36;
+}
+
 #ifdef TEST
 int
 main(int argc, char **argv)