| // Copyright 2014 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef IOS_CHROME_BROWSER_SESSIONS_NSCODER_COMPATIBILITY_H_ |
| #define IOS_CHROME_BROWSER_SESSIONS_NSCODER_COMPATIBILITY_H_ |
| |
| #import <Foundation/Foundation.h> |
| |
| @interface NSCoder (Compatibility) |
| |
| // Decodes and returns a 32-bit or 64-bit integer value that was previously |
| // encoded with |cr_encodeIndex:forKey:| and associated with |key|. Handles |
| // with special care |NSNotFound| value to be portable between 32-bit and |
| // 64-bit binaries. |
| - (NSInteger)cr_decodeIndexForKey:(NSString*)key; |
| |
| // Encodes the 32-bit or 64-bit integer |index| and associates it with |key|. |
| // Handles with special care |NSNotFound| value to be portable between 32-bit |
| // and 64-bit binaries. |
| - (void)cr_encodeIndex:(NSInteger)index forKey:(NSString*)key; |
| |
| @end |
| |
| #endif // IOS_CHROME_BROWSER_SESSIONS_NSCODER_COMPATIBILITY_H_ |
