1/*
2 * Copyright (c) 2000-2012,2014 Apple Inc. All Rights Reserved.
3 *
4 * @APPLE_LICENSE_HEADER_START@
5 *
6 * This file contains Original Code and/or Modifications of Original Code
7 * as defined in and that are subject to the Apple Public Source License
8 * Version 2.0 (the 'License'). You may not use this file except in
9 * compliance with the License. Please obtain a copy of the License at
10 * http://www.opensource.apple.com/apsl/ and read it before using this
11 * file.
12 *
13 * The Original Code and all software distributed under the License are
14 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
15 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
16 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
18 * Please see the License for the specific language governing rights and
19 * limitations under the License.
20 *
21 * @APPLE_LICENSE_HEADER_END@
22 */
23
24
25#include "debugging_internal.h"
26#include <stdarg.h>
27#include <CoreFoundation/CoreFoundation.h>
28
29void secdebug_internal(const char* scope, const char* format, ...)
30{
31    if (__builtin_expect(SECURITY_DEBUG_LOG_ENABLED(), 0))
32    {
33        va_list list;
34        va_start(list, format);
35
36        CFStringRef formatString = CFStringCreateWithCString(NULL, format, kCFStringEncodingUTF8);
37        CFStringRef message = CFStringCreateWithFormatAndArguments(kCFAllocatorDefault, NULL, formatString, list);
38        CFRelease(formatString);
39        CFIndex maxLength = CFStringGetMaximumSizeForEncoding(CFStringGetLength(message), kCFStringEncodingUTF8) + 1;
40        char buffer[maxLength];
41        CFStringGetCString(message, buffer, sizeof(buffer), kCFStringEncodingUTF8);
42        CFRelease(message);
43        SECURITY_DEBUG_LOG((char *)(scope), (buffer));
44
45        va_end(list);
46    }
47}
48