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Side by Side Diff: src/snapshot-source-sink.h

Issue 792563002: Revert of Use same blob format for internal and external snapshots. (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: Created 6 years ago
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1 // Copyright 2012 the V8 project authors. All rights reserved. 1 // Copyright 2012 the V8 project 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 V8_SNAPSHOT_SOURCE_SINK_H_ 5 #ifndef V8_SNAPSHOT_SOURCE_SINK_H_
6 #define V8_SNAPSHOT_SOURCE_SINK_H_ 6 #define V8_SNAPSHOT_SOURCE_SINK_H_
7 7
8 #include "src/base/logging.h" 8 #include "src/base/logging.h"
9 #include "src/utils.h" 9 #include "src/utils.h"
10 10
11 namespace v8 { 11 namespace v8 {
12 namespace internal { 12 namespace internal {
13 13
14 14
15 /** 15 /**
16 * Source to read snapshot and builtins files from. 16 * Source to read snapshot and builtins files from.
17 * 17 *
18 * Note: Memory ownership remains with callee. 18 * Note: Memory ownership remains with callee.
19 */ 19 */
20 class SnapshotByteSource FINAL { 20 class SnapshotByteSource FINAL {
21 public: 21 public:
22 SnapshotByteSource(const char* data, int length) 22 SnapshotByteSource(const byte* data, int length)
23 : data_(reinterpret_cast<const byte*>(data)), 23 : data_(data), length_(length), position_(0) {}
24 length_(length),
25 position_(0) {}
26 24
27 explicit SnapshotByteSource(Vector<const byte> payload) 25 explicit SnapshotByteSource(Vector<const byte> payload)
28 : data_(payload.start()), length_(payload.length()), position_(0) {} 26 : data_(payload.start()), length_(payload.length()), position_(0) {}
29 27
30 ~SnapshotByteSource() {} 28 ~SnapshotByteSource() {}
31 29
32 bool HasMore() { return position_ < length_; } 30 bool HasMore() { return position_ < length_; }
33 31
34 byte Get() { 32 byte Get() {
35 DCHECK(position_ < length_); 33 DCHECK(position_ < length_);
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97 const List<byte>& data() const { return data_; } 95 const List<byte>& data() const { return data_; }
98 96
99 private: 97 private:
100 List<byte> data_; 98 List<byte> data_;
101 }; 99 };
102 100
103 } // namespace v8::internal 101 } // namespace v8::internal
104 } // namespace v8 102 } // namespace v8
105 103
106 #endif // V8_SNAPSHOT_SOURCE_SINK_H_ 104 #endif // V8_SNAPSHOT_SOURCE_SINK_H_
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