1 files changed, 45 insertions, 0 deletions
diff --git a/third_party/libwebrtc/sdk/objc/helpers/NSString+StdString.mm b/third_party/libwebrtc/sdk/objc/helpers/NSString+StdString.mm
new file mode 100644
index 0000000000..c98432c445
--- /dev/null
+++ b/third_party/libwebrtc/sdk/objc/helpers/NSString+StdString.mm
@@ -0,0 +1,45 @@
+/*
+ *  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"
+
+#include "absl/strings/string_view.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
+
+@implementation NSString (AbslStringView)
+
++ (NSString *)stringForAbslStringView:(const absl::string_view)abslStringView {
+  return [[NSString alloc] initWithBytes:abslStringView.data()
+                                  length:abslStringView.length()
+                                encoding:NSUTF8StringEncoding];
+}
+
+@end