| OLD | NEW |
| 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #include "net/quic/quic_fec_group_interface.h" | 5 #include "net/quic/quic_fec_group_interface.h" |
| 6 | 6 |
| 7 #include <limits> | 7 #include <limits> |
| 8 | 8 |
| 9 #include "base/basictypes.h" | |
| 10 #include "base/logging.h" | 9 #include "base/logging.h" |
| 11 #include "base/stl_util.h" | 10 #include "base/stl_util.h" |
| 12 | 11 |
| 13 namespace net { | 12 namespace net { |
| 14 | 13 |
| 15 void QuicFecGroupInterface::XorBuffers(const char* input, | 14 void QuicFecGroupInterface::XorBuffers(const char* input, |
| 16 size_t size_in_bytes, | 15 size_t size_in_bytes, |
| 17 char* output) { | 16 char* output) { |
| 18 #if defined(__i386__) || defined(__x86_64__) | 17 #if defined(__i386__) || defined(__x86_64__) |
| 19 // On x86, alignment is not required and casting bytes to words is safe. | 18 // On x86, alignment is not required and casting bytes to words is safe. |
| (...skipping 21 matching lines...) Expand all Loading... |
| 41 #else | 40 #else |
| 42 // On ARM and most other plaforms, the code above could fail due to the | 41 // On ARM and most other plaforms, the code above could fail due to the |
| 43 // alignment errors. Stick to byte-by-byte comparison. | 42 // alignment errors. Stick to byte-by-byte comparison. |
| 44 for (size_t offset = 0; offset < size_in_bytes; offset++) { | 43 for (size_t offset = 0; offset < size_in_bytes; offset++) { |
| 45 output[offset] ^= input[offset]; | 44 output[offset] ^= input[offset]; |
| 46 } | 45 } |
| 47 #endif /* defined(__i386__) || defined(__x86_64__) */ | 46 #endif /* defined(__i386__) || defined(__x86_64__) */ |
| 48 } | 47 } |
| 49 | 48 |
| 50 } // namespace net | 49 } // namespace net |
| OLD | NEW |