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1 // Copyright 2013 The Chromium Authors. All rights reserved. | 1 // Copyright 2013 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 WEBKIT_COMMON_DATA_ELEMENT_H_ | 5 #ifndef WEBKIT_COMMON_DATA_ELEMENT_H_ |
6 #define WEBKIT_COMMON_DATA_ELEMENT_H_ | 6 #define WEBKIT_COMMON_DATA_ELEMENT_H_ |
7 | 7 |
8 #include <string> | 8 #include <string> |
9 #include <vector> | 9 #include <vector> |
10 | 10 |
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29 TYPE_FILE_FILESYSTEM, | 29 TYPE_FILE_FILESYSTEM, |
30 }; | 30 }; |
31 | 31 |
32 DataElement(); | 32 DataElement(); |
33 ~DataElement(); | 33 ~DataElement(); |
34 | 34 |
35 Type type() const { return type_; } | 35 Type type() const { return type_; } |
36 const char* bytes() const { return bytes_ ? bytes_ : &buf_[0]; } | 36 const char* bytes() const { return bytes_ ? bytes_ : &buf_[0]; } |
37 const base::FilePath& path() const { return path_; } | 37 const base::FilePath& path() const { return path_; } |
38 const GURL& filesystem_url() const { return filesystem_url_; } | 38 const GURL& filesystem_url() const { return filesystem_url_; } |
39 | |
40 // TODO(michaeln): crbug/174200, fully switch to using string uuids. | |
41 // Note: Identifying blobs by url is being deprecated, but while | |
42 // transitioning, there's a little of both going on in the project. | |
43 const std::string& blob_uuid() const { return blob_uuid_; } | 39 const std::string& blob_uuid() const { return blob_uuid_; } |
44 const GURL& blob_url() const { return blob_url_; } | |
45 uint64 offset() const { return offset_; } | 40 uint64 offset() const { return offset_; } |
46 uint64 length() const { return length_; } | 41 uint64 length() const { return length_; } |
47 const base::Time& expected_modification_time() const { | 42 const base::Time& expected_modification_time() const { |
48 return expected_modification_time_; | 43 return expected_modification_time_; |
49 } | 44 } |
50 | 45 |
51 // Sets TYPE_BYTES data. This copies the given data into the element. | 46 // Sets TYPE_BYTES data. This copies the given data into the element. |
52 void SetToBytes(const char* bytes, int bytes_len) { | 47 void SetToBytes(const char* bytes, int bytes_len) { |
53 type_ = TYPE_BYTES; | 48 type_ = TYPE_BYTES; |
54 buf_.assign(bytes, bytes + bytes_len); | 49 buf_.assign(bytes, bytes + bytes_len); |
55 length_ = buf_.size(); | 50 length_ = buf_.size(); |
56 } | 51 } |
57 | 52 |
58 // Sets TYPE_BYTES data. This does NOT copy the given data and the caller | 53 // Sets TYPE_BYTES data. This does NOT copy the given data and the caller |
59 // should make sure the data is alive when this element is accessed. | 54 // should make sure the data is alive when this element is accessed. |
60 void SetToSharedBytes(const char* bytes, int bytes_len) { | 55 void SetToSharedBytes(const char* bytes, int bytes_len) { |
61 type_ = TYPE_BYTES; | 56 type_ = TYPE_BYTES; |
62 bytes_ = bytes; | 57 bytes_ = bytes; |
63 length_ = bytes_len; | 58 length_ = bytes_len; |
64 } | 59 } |
65 | 60 |
66 // Sets TYPE_FILE data. | 61 // Sets TYPE_FILE data. |
67 void SetToFilePath(const base::FilePath& path) { | 62 void SetToFilePath(const base::FilePath& path) { |
68 SetToFilePathRange(path, 0, kuint64max, base::Time()); | 63 SetToFilePathRange(path, 0, kuint64max, base::Time()); |
69 } | 64 } |
70 | 65 |
71 // Sets TYPE_BLOB data. | 66 // Sets TYPE_BLOB data. |
72 void SetToBlobUrl(const GURL& blob_url) { | |
73 SetToBlobUrlRange(blob_url, 0, kuint64max); | |
74 } | |
75 void SetToBlob(const std::string& uuid) { | 67 void SetToBlob(const std::string& uuid) { |
76 SetToBlobRange(uuid, 0, kuint64max); | 68 SetToBlobRange(uuid, 0, kuint64max); |
77 } | 69 } |
78 | 70 |
79 // Sets TYPE_FILE data with range. | 71 // Sets TYPE_FILE data with range. |
80 void SetToFilePathRange(const base::FilePath& path, | 72 void SetToFilePathRange(const base::FilePath& path, |
81 uint64 offset, uint64 length, | 73 uint64 offset, uint64 length, |
82 const base::Time& expected_modification_time); | 74 const base::Time& expected_modification_time); |
83 | 75 |
84 // Sets TYPE_BLOB data with range. | 76 // Sets TYPE_BLOB data with range. |
85 void SetToBlobUrlRange(const GURL& blob_url, | |
86 uint64 offset, uint64 length); | |
87 void SetToBlobRange(const std::string& blob_uuid, | 77 void SetToBlobRange(const std::string& blob_uuid, |
88 uint64 offset, uint64 length); | 78 uint64 offset, uint64 length); |
89 | 79 |
90 // Sets TYPE_FILE_FILESYSTEM with range. | 80 // Sets TYPE_FILE_FILESYSTEM with range. |
91 void SetToFileSystemUrlRange(const GURL& filesystem_url, | 81 void SetToFileSystemUrlRange(const GURL& filesystem_url, |
92 uint64 offset, uint64 length, | 82 uint64 offset, uint64 length, |
93 const base::Time& expected_modification_time); | 83 const base::Time& expected_modification_time); |
94 | 84 |
95 private: | 85 private: |
96 Type type_; | 86 Type type_; |
97 std::vector<char> buf_; // For TYPE_BYTES. | 87 std::vector<char> buf_; // For TYPE_BYTES. |
98 const char* bytes_; // For TYPE_BYTES. | 88 const char* bytes_; // For TYPE_BYTES. |
99 base::FilePath path_; // For TYPE_FILE. | 89 base::FilePath path_; // For TYPE_FILE. |
100 GURL filesystem_url_; // For TYPE_FILE_FILESYSTEM. | 90 GURL filesystem_url_; // For TYPE_FILE_FILESYSTEM. |
101 GURL blob_url_; | |
102 std::string blob_uuid_; | 91 std::string blob_uuid_; |
103 uint64 offset_; | 92 uint64 offset_; |
104 uint64 length_; | 93 uint64 length_; |
105 base::Time expected_modification_time_; | 94 base::Time expected_modification_time_; |
106 }; | 95 }; |
107 | 96 |
108 #if defined(UNIT_TEST) | 97 #if defined(UNIT_TEST) |
109 inline bool operator==(const DataElement& a, const DataElement& b) { | 98 inline bool operator==(const DataElement& a, const DataElement& b) { |
110 if (a.type() != b.type() || | 99 if (a.type() != b.type() || |
111 a.offset() != b.offset() || | 100 a.offset() != b.offset() || |
112 a.length() != b.length()) | 101 a.length() != b.length()) |
113 return false; | 102 return false; |
114 switch (a.type()) { | 103 switch (a.type()) { |
115 case DataElement::TYPE_BYTES: | 104 case DataElement::TYPE_BYTES: |
116 return memcmp(a.bytes(), b.bytes(), b.length()) == 0; | 105 return memcmp(a.bytes(), b.bytes(), b.length()) == 0; |
117 case DataElement::TYPE_FILE: | 106 case DataElement::TYPE_FILE: |
118 return a.path() == b.path() && | 107 return a.path() == b.path() && |
119 a.expected_modification_time() == b.expected_modification_time(); | 108 a.expected_modification_time() == b.expected_modification_time(); |
120 case DataElement::TYPE_BLOB: | 109 case DataElement::TYPE_BLOB: |
121 return a.blob_uuid().empty() ? (a.blob_url() == b.blob_url()) | 110 return a.blob_uuid() == b.blob_uuid(); |
122 : (a.blob_uuid() == b.blob_uuid()); | |
123 case DataElement::TYPE_FILE_FILESYSTEM: | 111 case DataElement::TYPE_FILE_FILESYSTEM: |
124 return a.filesystem_url() == b.filesystem_url(); | 112 return a.filesystem_url() == b.filesystem_url(); |
125 case DataElement::TYPE_UNKNOWN: | 113 case DataElement::TYPE_UNKNOWN: |
126 NOTREACHED(); | 114 NOTREACHED(); |
127 return false; | 115 return false; |
128 } | 116 } |
129 return false; | 117 return false; |
130 } | 118 } |
131 | 119 |
132 inline bool operator!=(const DataElement& a, const DataElement& b) { | 120 inline bool operator!=(const DataElement& a, const DataElement& b) { |
133 return !(a == b); | 121 return !(a == b); |
134 } | 122 } |
135 #endif // defined(UNIT_TEST) | 123 #endif // defined(UNIT_TEST) |
136 | 124 |
137 } // namespace webkit_common | 125 } // namespace webkit_common |
138 | 126 |
139 #endif // WEBKIT_COMMON_DATA_ELEMENT_H_ | 127 #endif // WEBKIT_COMMON_DATA_ELEMENT_H_ |
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