| 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 #ifndef NET_QUIC_QUIC_DATA_WRITER_H_ | 5 #ifndef NET_QUIC_QUIC_DATA_WRITER_H_ |
| 6 #define NET_QUIC_QUIC_DATA_WRITER_H_ | 6 #define NET_QUIC_QUIC_DATA_WRITER_H_ |
| 7 | 7 |
| 8 #include <string> | 8 #include <string> |
| 9 | 9 |
| 10 #include "base/basictypes.h" | 10 #include "base/basictypes.h" |
| (...skipping 43 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 54 // Fills the remaining buffer with null characters. | 54 // Fills the remaining buffer with null characters. |
| 55 void WritePadding(); | 55 void WritePadding(); |
| 56 | 56 |
| 57 // Methods for editing the payload at a specific offset, where the | 57 // Methods for editing the payload at a specific offset, where the |
| 58 // offset must be within the writer's capacity. | 58 // offset must be within the writer's capacity. |
| 59 // Return true if there is enough space at that offset, false otherwise. | 59 // Return true if there is enough space at that offset, false otherwise. |
| 60 bool WriteUInt8ToOffset(uint8 value, size_t offset); | 60 bool WriteUInt8ToOffset(uint8 value, size_t offset); |
| 61 bool WriteUInt32ToOffset(uint32 value, size_t offset); | 61 bool WriteUInt32ToOffset(uint32 value, size_t offset); |
| 62 bool WriteUInt48ToOffset(uint64 value, size_t offset); | 62 bool WriteUInt48ToOffset(uint64 value, size_t offset); |
| 63 | 63 |
| 64 size_t capacity() const { | 64 size_t capacity() const { return capacity_; } |
| 65 return capacity_; | |
| 66 } | |
| 67 | 65 |
| 68 private: | 66 private: |
| 69 // Returns the location that the data should be written at, or NULL if there | 67 // Returns the location that the data should be written at, or NULL if there |
| 70 // is not enough room. Call EndWrite with the returned offset and the given | 68 // is not enough room. Call EndWrite with the returned offset and the given |
| 71 // length to pad out for the next write. | 69 // length to pad out for the next write. |
| 72 char* BeginWrite(size_t length); | 70 char* BeginWrite(size_t length); |
| 73 | 71 |
| 74 char* buffer_; | 72 char* buffer_; |
| 75 size_t capacity_; // Allocation size of payload (or -1 if buffer is const). | 73 size_t capacity_; // Allocation size of payload (or -1 if buffer is const). |
| 76 size_t length_; // Current length of the buffer. | 74 size_t length_; // Current length of the buffer. |
| 77 | 75 |
| 78 DISALLOW_COPY_AND_ASSIGN(QuicDataWriter); | 76 DISALLOW_COPY_AND_ASSIGN(QuicDataWriter); |
| 79 }; | 77 }; |
| 80 | 78 |
| 81 } // namespace net | 79 } // namespace net |
| 82 | 80 |
| 83 #endif // NET_QUIC_QUIC_DATA_WRITER_H_ | 81 #endif // NET_QUIC_QUIC_DATA_WRITER_H_ |
| OLD | NEW |