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| 1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2011 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_HTTP_HTTP_STREAM_PARSER_H_ | 5 #ifndef NET_HTTP_HTTP_STREAM_PARSER_H_ |
| 6 #define NET_HTTP_HTTP_STREAM_PARSER_H_ | 6 #define NET_HTTP_HTTP_STREAM_PARSER_H_ |
| 7 #pragma once | 7 #pragma once |
| 8 | 8 |
| 9 #include <string> | 9 #include <string> |
| 10 | 10 |
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| 87 STATE_READ_HEADERS, | 87 STATE_READ_HEADERS, |
| 88 STATE_READ_HEADERS_COMPLETE, | 88 STATE_READ_HEADERS_COMPLETE, |
| 89 STATE_BODY_PENDING, | 89 STATE_BODY_PENDING, |
| 90 STATE_READ_BODY, | 90 STATE_READ_BODY, |
| 91 STATE_READ_BODY_COMPLETE, | 91 STATE_READ_BODY_COMPLETE, |
| 92 STATE_DONE | 92 STATE_DONE |
| 93 }; | 93 }; |
| 94 | 94 |
| 95 // The number of bytes by which the header buffer is grown when it reaches | 95 // The number of bytes by which the header buffer is grown when it reaches |
| 96 // capacity. | 96 // capacity. |
| 97 enum { kHeaderBufInitialSize = 4096 }; | 97 static const int kHeaderBufInitialSize = 4 * 1024; // 4K |
| 98 | 98 |
| 99 // |kMaxHeaderBufSize| is the number of bytes that the response headers can | 99 // |kMaxHeaderBufSize| is the number of bytes that the response headers can |
| 100 // grow to. If the body start is not found within this range of the | 100 // grow to. If the body start is not found within this range of the |
| 101 // response, the transaction will fail with ERR_RESPONSE_HEADERS_TOO_BIG. | 101 // response, the transaction will fail with ERR_RESPONSE_HEADERS_TOO_BIG. |
| 102 // Note: |kMaxHeaderBufSize| should be a multiple of |kHeaderBufInitialSize|. | 102 // Note: |kMaxHeaderBufSize| should be a multiple of |kHeaderBufInitialSize|. |
| 103 enum { kMaxHeaderBufSize = 256 * 1024 }; // 256 kilobytes. | 103 static const int kMaxHeaderBufSize = kHeaderBufInitialSize * 64; // 256K |
| 104 | 104 |
| 105 // The maximum sane buffer size. | 105 // The maximum sane buffer size. |
| 106 enum { kMaxBufSize = 2 * 1024 * 1024 }; // 2 megabytes. | 106 static const int kMaxBufSize = 2 * 1024 * 1024; // 2M |
| 107 | 107 |
| 108 // Handle callbacks. | 108 // Handle callbacks. |
| 109 void OnIOComplete(int result); | 109 void OnIOComplete(int result); |
| 110 | 110 |
| 111 // Try to make progress sending/receiving the request/response. | 111 // Try to make progress sending/receiving the request/response. |
| 112 int DoLoop(int result); | 112 int DoLoop(int result); |
| 113 | 113 |
| 114 // The implementations of each state of the state machine. | 114 // The implementations of each state of the state machine. |
| 115 int DoSendHeaders(int result); | 115 int DoSendHeaders(int result); |
| 116 int DoSendBody(int result); | 116 int DoSendBody(int result); |
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| 197 size_t chunk_length_; | 197 size_t chunk_length_; |
| 198 size_t chunk_length_without_encoding_; | 198 size_t chunk_length_without_encoding_; |
| 199 bool sent_last_chunk_; | 199 bool sent_last_chunk_; |
| 200 | 200 |
| 201 DISALLOW_COPY_AND_ASSIGN(HttpStreamParser); | 201 DISALLOW_COPY_AND_ASSIGN(HttpStreamParser); |
| 202 }; | 202 }; |
| 203 | 203 |
| 204 } // namespace net | 204 } // namespace net |
| 205 | 205 |
| 206 #endif // NET_HTTP_HTTP_STREAM_PARSER_H_ | 206 #endif // NET_HTTP_HTTP_STREAM_PARSER_H_ |
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