1 files changed, 25 insertions, 0 deletions
diff --git a/xcode/OLMKit/OLMUtility.m b/xcode/OLMKit/OLMUtility.m
new file mode 100644
index 0000000..5dbe644
--- /dev/null
+++ b/xcode/OLMKit/OLMUtility.m
@@ -0,0 +1,25 @@
+//
+//  OLMUtility.m
+//  olm
+//
+//  Created by Chris Ballinger on 4/8/16.
+//
+//
+
+#import "OLMUtility.h"
+
+@implementation OLMUtility
+
++ (NSMutableData*) randomBytesOfLength:(NSUInteger)length {
+    NSMutableData *randomData = [NSMutableData dataWithLength:length];
+    if (!randomData) {
+        return nil;
+    }
+    int result = SecRandomCopyBytes(kSecRandomDefault, randomData.length, randomData.mutableBytes);
+    if (result != 0) {
+        return nil;
+    }
+    return randomData;
+}
+
+@end