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-rw-r--r--Foundation/GTMNSString+Utilities.m48
1 files changed, 48 insertions, 0 deletions
diff --git a/Foundation/GTMNSString+Utilities.m b/Foundation/GTMNSString+Utilities.m
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+//
+// GTMNSString+Utilities.m
+// Misc NSString Utilities
+//
+// Copyright 2008 Google Inc.
+//
+// Licensed under the Apache License, Version 2.0 (the "License"); you may not
+// use this file except in compliance with the License. You may obtain a copy
+// of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+// WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+// License for the specific language governing permissions and limitations under
+// the License.
+//
+
+#import "GTMDefines.h"
+#import "GTMNSString+Utilities.h"
+
+@implementation NSString (GTMNSStringUtilitiesAdditions)
+
+- (const unichar*)gtm_UTF16StringWithLength:(size_t*)length {
+ size_t size = [self length];
+ const UniChar *buffer = CFStringGetCharactersPtr((CFStringRef)self);
+ if (!buffer) {
+ size_t memsize = size * sizeof(UniChar);
+
+ // nope, alloc buffer and fetch the chars ourselves
+ buffer = malloc(memsize);
+ if (!buffer) {
+ // COV_NF_BEGIN - Memory fail case
+ _GTMDevLog(@"couldn't alloc buffer");
+ return nil;
+ // COV_NF_END
+ }
+ [self getCharacters:(void*)buffer];
+ [NSData dataWithBytesNoCopy:(void*)buffer length:size];
+ }
+ if (length) {
+ *length = size;
+ }
+ return buffer;
+}
+
+@end