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| 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_SPDY_SPDY_FRAME_BUILDER_H_ | 5 #ifndef NET_SPDY_SPDY_FRAME_BUILDER_H_ |
| 6 #define NET_SPDY_SPDY_FRAME_BUILDER_H_ | 6 #define NET_SPDY_SPDY_FRAME_BUILDER_H_ |
| 7 | 7 |
| 8 #include <string> | 8 #include <string> |
| 9 | 9 |
| 10 #include "base/basictypes.h" | 10 #include "base/basictypes.h" |
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| 85 return rv; | 85 return rv; |
| 86 } | 86 } |
| 87 | 87 |
| 88 // Methods for adding to the payload. These values are appended to the end | 88 // Methods for adding to the payload. These values are appended to the end |
| 89 // of the SpdyFrameBuilder payload. Note - binary integers are converted from | 89 // of the SpdyFrameBuilder payload. Note - binary integers are converted from |
| 90 // host to network form. | 90 // host to network form. |
| 91 bool WriteUInt8(uint8 value) { | 91 bool WriteUInt8(uint8 value) { |
| 92 return WriteBytes(&value, sizeof(value)); | 92 return WriteBytes(&value, sizeof(value)); |
| 93 } | 93 } |
| 94 bool WriteUInt16(uint16 value) { | 94 bool WriteUInt16(uint16 value) { |
| 95 value = htons(value); | 95 value = base::HostToNet16(value); |
| 96 return WriteBytes(&value, sizeof(value)); | 96 return WriteBytes(&value, sizeof(value)); |
| 97 } | 97 } |
| 98 bool WriteUInt24(uint32 value) { | 98 bool WriteUInt24(uint32 value) { |
| 99 value = htonl(value); | 99 value = base::HostToNet32(value); |
| 100 return WriteBytes(reinterpret_cast<char*>(&value) + 1, | 100 return WriteBytes(reinterpret_cast<char*>(&value) + 1, |
| 101 sizeof(value) - 1); | 101 sizeof(value) - 1); |
| 102 } | 102 } |
| 103 bool WriteUInt32(uint32 value) { | 103 bool WriteUInt32(uint32 value) { |
| 104 value = htonl(value); | 104 value = base::HostToNet32(value); |
| 105 return WriteBytes(&value, sizeof(value)); | 105 return WriteBytes(&value, sizeof(value)); |
| 106 } | 106 } |
| 107 bool WriteUInt64(uint64 value) { | 107 bool WriteUInt64(uint64 value) { |
| 108 uint32 upper = htonl(value >> 32); | 108 uint32 upper = base::HostToNet32(static_cast<uint32>(value >> 32)); |
| 109 uint32 lower = htonl(static_cast<uint32>(value)); | 109 uint32 lower = base::HostToNet32(static_cast<uint32>(value)); |
| 110 return (WriteBytes(&upper, sizeof(upper)) && | 110 return (WriteBytes(&upper, sizeof(upper)) && |
| 111 WriteBytes(&lower, sizeof(lower))); | 111 WriteBytes(&lower, sizeof(lower))); |
| 112 } | 112 } |
| 113 bool WriteStringPiece16(const base::StringPiece& value); | 113 bool WriteStringPiece16(const base::StringPiece& value); |
| 114 bool WriteStringPiece32(const base::StringPiece& value); | 114 bool WriteStringPiece32(const base::StringPiece& value); |
| 115 bool WriteBytes(const void* data, uint32 data_len); | 115 bool WriteBytes(const void* data, uint32 data_len); |
| 116 | 116 |
| 117 // Update (in-place) the length field in the frame being built to reflect the | 117 // Update (in-place) the length field in the frame being built to reflect the |
| 118 // current actual length of bytes written to said frame through this builder. | 118 // current actual length of bytes written to said frame through this builder. |
| 119 // The framer parameter is used to determine version-specific location and | 119 // The framer parameter is used to determine version-specific location and |
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| 142 size_t capacity_; // Allocation size of payload, set by constructor. | 142 size_t capacity_; // Allocation size of payload, set by constructor. |
| 143 size_t length_; // Length of the latest frame in the buffer. | 143 size_t length_; // Length of the latest frame in the buffer. |
| 144 size_t offset_; // Position at which the latest frame begins. | 144 size_t offset_; // Position at which the latest frame begins. |
| 145 | 145 |
| 146 const SpdyMajorVersion version_; | 146 const SpdyMajorVersion version_; |
| 147 }; | 147 }; |
| 148 | 148 |
| 149 } // namespace net | 149 } // namespace net |
| 150 | 150 |
| 151 #endif // NET_SPDY_SPDY_FRAME_BUILDER_H_ | 151 #endif // NET_SPDY_SPDY_FRAME_BUILDER_H_ |
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