1 files changed, 47 insertions, 0 deletions
diff --git a/src/common/mac/encoding_util.m b/src/common/mac/encoding_util.m
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+++ b/src/common/mac/encoding_util.m
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+// Copyright (c) 2020, Google Inc.
+// All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+//     * Redistributions of source code must retain the above copyright
+// notice, this list of conditions and the following disclaimer.
+//     * Redistributions in binary form must reproduce the above
+// copyright notice, this list of conditions and the following disclaimer
+// in the documentation and/or other materials provided with the
+// distribution.
+//     * Neither the name of Google Inc. nor the names of its
+// contributors may be used to endorse or promote products derived from
+// this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+#include "encoding_util.h"
+
+#include <Availability.h>
+#include <AvailabilityMacros.h>
+#import <Foundation/Foundation.h>
+
+NSString* PercentEncodeNSString(NSString* key) {
+#if (defined(__IPHONE_OS_VERSION_MIN_REQUIRED) && defined(__IPHONE_9_0) && \
+     __IPHONE_OS_VERSION_MIN_REQUIRED >= __IPHONE_9_0) ||                  \
+    (defined(MAC_OS_X_VERSION_MIN_REQUIRED) &&                             \
+     defined(MAC_OS_X_VERSION_10_11) &&                                    \
+     MAC_OS_X_VERSION_MIN_REQUIRED >= MAC_OS_X_VERSION_10_11)
+  return [key stringByAddingPercentEncodingWithAllowedCharacters:
+                  [NSCharacterSet URLQueryAllowedCharacterSet]];
+#else
+  return [key stringByAddingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
+#endif
+}