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1 // Copyright (c) 2010 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2010 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/base/upload_data.h" | 5 #include "net/base/upload_data.h" |
6 | 6 |
7 #include "base/file_util.h" | 7 #include "base/file_util.h" |
8 #include "base/logging.h" | 8 #include "base/logging.h" |
9 #include "base/string_util.h" | 9 #include "base/string_util.h" |
10 #include "net/base/file_stream.h" | 10 #include "net/base/file_stream.h" |
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21 content_length_computed_(false), | 21 content_length_computed_(false), |
22 content_length_(-1), | 22 content_length_(-1), |
23 file_stream_(NULL) { | 23 file_stream_(NULL) { |
24 } | 24 } |
25 | 25 |
26 UploadData::Element::~Element() { | 26 UploadData::Element::~Element() { |
27 // In the common case |file__stream_| will be null. | 27 // In the common case |file__stream_| will be null. |
28 delete file_stream_; | 28 delete file_stream_; |
29 } | 29 } |
30 | 30 |
| 31 void UploadData::Element::SetToChunk(const char* bytes, int bytes_len) { |
| 32 std::string chunk_length = StringPrintf("%X\r\n", bytes_len); |
| 33 bytes_.clear(); |
| 34 bytes_.insert(bytes_.end(), chunk_length.data(), |
| 35 chunk_length.data() + chunk_length.length()); |
| 36 bytes_.insert(bytes_.end(), bytes, bytes + bytes_len); |
| 37 const char* crlf = "\r\n"; |
| 38 bytes_.insert(bytes_.end(), crlf, crlf + 2); |
| 39 type_ = TYPE_CHUNK; |
| 40 is_last_chunk_ = (bytes_len == 0); |
| 41 } |
| 42 |
31 uint64 UploadData::Element::GetContentLength() { | 43 uint64 UploadData::Element::GetContentLength() { |
32 if (override_content_length_ || content_length_computed_) | 44 if (override_content_length_ || content_length_computed_) |
33 return content_length_; | 45 return content_length_; |
34 | 46 |
35 if (type_ == TYPE_BYTES || type_ == TYPE_CHUNK) | 47 if (type_ == TYPE_BYTES || type_ == TYPE_CHUNK) |
36 return static_cast<uint64>(bytes_.size()); | 48 return static_cast<uint64>(bytes_.size()); |
37 else if (type_ == TYPE_BLOB) | 49 else if (type_ == TYPE_BLOB) |
38 // The blob reference will be resolved later. | 50 // The blob reference will be resolved later. |
39 return 0; | 51 return 0; |
40 | 52 |
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60 return 0; | 72 return 0; |
61 | 73 |
62 if (file_range_offset_ >= static_cast<uint64>(length)) | 74 if (file_range_offset_ >= static_cast<uint64>(length)) |
63 return 0; // range is beyond eof | 75 return 0; // range is beyond eof |
64 | 76 |
65 // compensate for the offset and clip file_range_length_ to eof | 77 // compensate for the offset and clip file_range_length_ to eof |
66 content_length_ = std::min(length - file_range_offset_, file_range_length_); | 78 content_length_ = std::min(length - file_range_offset_, file_range_length_); |
67 return content_length_; | 79 return content_length_; |
68 } | 80 } |
69 | 81 |
70 void UploadData::Element::SetToChunk(const char* bytes, int bytes_len) { | |
71 std::string chunk_length = StringPrintf("%X\r\n", bytes_len); | |
72 bytes_.clear(); | |
73 bytes_.insert(bytes_.end(), chunk_length.data(), | |
74 chunk_length.data() + chunk_length.length()); | |
75 bytes_.insert(bytes_.end(), bytes, bytes + bytes_len); | |
76 const char* crlf = "\r\n"; | |
77 bytes_.insert(bytes_.end(), crlf, crlf + 2); | |
78 type_ = TYPE_CHUNK; | |
79 is_last_chunk_ = (bytes_len == 0); | |
80 } | |
81 | |
82 FileStream* UploadData::Element::NewFileStreamForReading() { | 82 FileStream* UploadData::Element::NewFileStreamForReading() { |
83 // In common usage GetContentLength() will call this first and store the | 83 // In common usage GetContentLength() will call this first and store the |
84 // result into |file_| and a subsequent call (from UploadDataStream) will | 84 // result into |file_| and a subsequent call (from UploadDataStream) will |
85 // get the cached open FileStream. | 85 // get the cached open FileStream. |
86 if (file_stream_) { | 86 if (file_stream_) { |
87 FileStream* file = file_stream_; | 87 FileStream* file = file_stream_; |
88 file_stream_ = NULL; | 88 file_stream_ = NULL; |
89 return file; | 89 return file; |
90 } | 90 } |
91 | 91 |
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168 } | 168 } |
169 | 169 |
170 void UploadData::SetElements(const std::vector<Element>& elements) { | 170 void UploadData::SetElements(const std::vector<Element>& elements) { |
171 elements_ = elements; | 171 elements_ = elements; |
172 } | 172 } |
173 | 173 |
174 UploadData::~UploadData() { | 174 UploadData::~UploadData() { |
175 } | 175 } |
176 | 176 |
177 } // namespace net | 177 } // namespace net |
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