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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 #include "courgette/ensemble.h" | 5 #include "courgette/ensemble.h" |
6 | 6 |
7 #include <stddef.h> | 7 #include <stddef.h> |
8 #include <stdint.h> | 8 #include <stdint.h> |
9 | 9 |
10 #include "base/strings/string_number_conversions.h" | 10 #include "base/strings/string_number_conversions.h" |
11 | 11 #include "courgette/program_detector.h" |
12 #include "courgette/region.h" | 12 #include "courgette/region.h" |
13 #include "courgette/simple_delta.h" | 13 #include "courgette/simple_delta.h" |
14 #include "courgette/streams.h" | 14 #include "courgette/streams.h" |
15 | 15 |
16 namespace courgette { | 16 namespace courgette { |
17 | 17 |
18 Element::Element(ExecutableType kind, | 18 Element::Element(ExecutableType kind, |
19 Ensemble* ensemble, | 19 Ensemble* ensemble, |
20 const Region& region) | 20 const Region& region) |
21 : kind_(kind), ensemble_(ensemble), region_(region) { | 21 : kind_(kind), ensemble_(ensemble), region_(region) { |
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34 // elements do not overlap. | 34 // elements do not overlap. |
35 Status Ensemble::FindEmbeddedElements() { | 35 Status Ensemble::FindEmbeddedElements() { |
36 | 36 |
37 size_t length = region_.length(); | 37 size_t length = region_.length(); |
38 const uint8_t* start = region_.start(); | 38 const uint8_t* start = region_.start(); |
39 | 39 |
40 size_t position = 0; | 40 size_t position = 0; |
41 while (position < length) { | 41 while (position < length) { |
42 ExecutableType type; | 42 ExecutableType type; |
43 size_t detected_length; | 43 size_t detected_length; |
44 | |
45 Status result = DetectExecutableType(start + position, | 44 Status result = DetectExecutableType(start + position, |
46 length - position, | 45 length - position, |
47 &type, &detected_length); | 46 &type, &detected_length); |
48 | |
49 if (result == C_OK) { | 47 if (result == C_OK) { |
50 Region region(start + position, detected_length); | 48 Region region(start + position, detected_length); |
51 | 49 |
52 Element* element = new Element(type, this, region); | 50 Element* element = new Element(type, this, region); |
53 owned_elements_.push_back(element); | 51 owned_elements_.push_back(element); |
54 elements_.push_back(element); | 52 elements_.push_back(element); |
55 position += region.length(); | 53 position += region.length(); |
56 } else { | 54 } else { |
57 position++; | 55 position++; |
58 } | 56 } |
59 } | 57 } |
60 return C_OK; | 58 return C_OK; |
61 } | 59 } |
62 | 60 |
63 Ensemble::~Ensemble() { | 61 Ensemble::~Ensemble() { |
64 for (size_t i = 0; i < owned_elements_.size(); ++i) | 62 for (size_t i = 0; i < owned_elements_.size(); ++i) |
65 delete owned_elements_[i]; | 63 delete owned_elements_[i]; |
66 } | 64 } |
67 | 65 |
68 } // namespace | 66 } // namespace |
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