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Diffstat (limited to 'webrtc/base/objc/NSString+StdString.mm')
-rw-r--r-- | webrtc/base/objc/NSString+StdString.mm | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/webrtc/base/objc/NSString+StdString.mm b/webrtc/base/objc/NSString+StdString.mm new file mode 100644 index 0000000000..3210ff0b65 --- /dev/null +++ b/webrtc/base/objc/NSString+StdString.mm @@ -0,0 +1,33 @@ +/* + * Copyright 2015 The WebRTC project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#import "NSString+StdString.h" + +@implementation NSString (StdString) + +- (std::string)stdString { + return [NSString stdStringForString:self]; +} + ++ (std::string)stdStringForString:(NSString *)nsString { + NSData *charData = [nsString dataUsingEncoding:NSUTF8StringEncoding]; + return std::string(reinterpret_cast<const char *>(charData.bytes), + charData.length); +} + ++ (NSString *)stringForStdString:(const std::string&)stdString { + // std::string may contain null termination character so we construct + // using length. + return [[NSString alloc] initWithBytes:stdString.data() + length:stdString.length() + encoding:NSUTF8StringEncoding]; +} + +@end |