Add OWS log macros.

SignalServiceKit/src/Util/OWSLogger.h

@@ -44,4 +44,35 @@ static inline BOOL ShouldLogError()
 
 @end
 
+#define OWSLogPrefix()                                                                                                 \
+    ([NSString stringWithFormat:@"[%@:%d %s]: ",                                                                    \
+               [[NSString stringWithUTF8String:__FILE__] lastPathComponent],                                           \
+               __LINE__,                                                                                               \
+               __PRETTY_FUNCTION__])
+
+#define OWSLogVerbose(_messageFormat, ...)                                                                             \
+    do {                                                                                                               \
+        DDLogVerbose(@"%@%@", OWSLogPrefix(), [NSString stringWithFormat:_messageFormat, ##__VA_ARGS__]);              \
+    } while (0)
+
+#define OWSLogDebug(_messageFormat, ...)                                                                               \
+    do {                                                                                                               \
+        DDLogDebug(@"%@%@", OWSLogPrefix(), [NSString stringWithFormat:_messageFormat, ##__VA_ARGS__]);                \
+    } while (0)
+
+#define OWSLogInfo(_messageFormat, ...)                                                                                \
+    do {                                                                                                               \
+        DDLogInfo(@"%@%@", OWSLogPrefix(), [NSString stringWithFormat:_messageFormat, ##__VA_ARGS__]);                 \
+    } while (0)
+
+#define OWSLogWarn(_messageFormat, ...)                                                                                \
+    do {                                                                                                               \
+        DDLogWarn(@"%@%@", OWSLogPrefix(), [NSString stringWithFormat:_messageFormat, ##__VA_ARGS__]);                 \
+    } while (0)
+
+#define OWSLogError(_messageFormat, ...)                                                                               \
+    do {                                                                                                               \
+        DDLogError(@"%@%@", OWSLogPrefix(), [NSString stringWithFormat:_messageFormat, ##__VA_ARGS__]);                \
+    } while (0)
+
 NS_ASSUME_NONNULL_END