Security-57031.1.35.tar.gz

[apple/security.git] / Security / libsecurity_utilities / lib / debugging_internal.cpp

diff --git a/Security/libsecurity_utilities/lib/debugging_internal.cpp b/Security/libsecurity_utilities/lib/debugging_internal.cpp
new file mode 100644 (file)
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--- /dev/null
+++ b/Security/libsecurity_utilities/lib/debugging_internal.cpp
@@ -0,0 +1,47 @@
+/*
+ * Copyright (c) 2000-2012,2014 Apple Inc. All Rights Reserved.
+ * 
+ * @APPLE_LICENSE_HEADER_START@
+ * 
+ * This file contains Original Code and/or Modifications of Original Code
+ * as defined in and that are subject to the Apple Public Source License
+ * Version 2.0 (the 'License'). You may not use this file except in
+ * compliance with the License. Please obtain a copy of the License at
+ * http://www.opensource.apple.com/apsl/ and read it before using this
+ * file.
+ * 
+ * The Original Code and all software distributed under the License are
+ * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
+ * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
+ * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
+ * Please see the License for the specific language governing rights and
+ * limitations under the License.
+ * 
+ * @APPLE_LICENSE_HEADER_END@
+ */
+
+
+#include "debugging_internal.h"
+#include <stdarg.h>
+#include <CoreFoundation/CoreFoundation.h>
+
+void secdebug_internal(const char* scope, const char* format, ...)
+{
+    if (__builtin_expect(SECURITY_DEBUG_LOG_ENABLED(), 0))
+    {
+        va_list list;
+        va_start(list, format);
+        
+        CFStringRef formatString = CFStringCreateWithCString(NULL, format, kCFStringEncodingUTF8);
+        CFStringRef message = CFStringCreateWithFormatAndArguments(kCFAllocatorDefault, NULL, formatString, list);
+        CFRelease(formatString);
+        CFIndex maxLength = CFStringGetMaximumSizeForEncoding(CFStringGetLength(message), kCFStringEncodingUTF8) + 1;
+        char buffer[maxLength];
+        CFStringGetCString(message, buffer, sizeof(buffer), kCFStringEncodingUTF8);
+        CFRelease(message);
+        SECURITY_DEBUG_LOG((char *)(scope), (buffer));
+        
+        va_end(list);
+    }
+}