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1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 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 "extensions/browser/content_hash_reader.h" | 5 #include "extensions/browser/content_hash_reader.h" |
6 | 6 |
7 #include "base/base64.h" | 7 #include "base/base64.h" |
8 #include "base/files/file_util.h" | 8 #include "base/files/file_util.h" |
9 #include "base/json/json_reader.h" | 9 #include "base/json/json_reader.h" |
10 #include "base/metrics/histogram.h" | 10 #include "base/metrics/histogram.h" |
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46 | 46 |
47 bool ContentHashReader::Init() { | 47 bool ContentHashReader::Init() { |
48 base::ElapsedTimer timer; | 48 base::ElapsedTimer timer; |
49 DCHECK_EQ(status_, NOT_INITIALIZED); | 49 DCHECK_EQ(status_, NOT_INITIALIZED); |
50 status_ = FAILURE; | 50 status_ = FAILURE; |
51 base::FilePath verified_contents_path = | 51 base::FilePath verified_contents_path = |
52 file_util::GetVerifiedContentsPath(extension_root_); | 52 file_util::GetVerifiedContentsPath(extension_root_); |
53 | 53 |
54 // Check that this is a valid resource to verify (i.e., it exists). | 54 // Check that this is a valid resource to verify (i.e., it exists). |
55 base::FilePath content_path = extension_root_.Append(relative_path_); | 55 base::FilePath content_path = extension_root_.Append(relative_path_); |
56 if (!base::PathExists(content_path)) | 56 if (!base::PathExists(content_path) || base::DirectoryExists(content_path)) |
57 return false; | 57 return false; |
58 | 58 |
59 content_exists_ = true; | 59 content_exists_ = true; |
60 | 60 |
61 if (!base::PathExists(verified_contents_path)) | 61 if (!base::PathExists(verified_contents_path)) |
62 return false; | 62 return false; |
63 | 63 |
64 verified_contents_.reset(new VerifiedContents(key_.data, key_.size)); | 64 verified_contents_.reset(new VerifiedContents(key_.data, key_.size)); |
65 if (!verified_contents_->InitFrom(verified_contents_path, false) || | 65 if (!verified_contents_->InitFrom(verified_contents_path, false) || |
66 !verified_contents_->valid_signature() || | 66 !verified_contents_->valid_signature() || |
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113 DCHECK(block_index >= 0); | 113 DCHECK(block_index >= 0); |
114 | 114 |
115 if (static_cast<unsigned>(block_index) >= hashes_.size()) | 115 if (static_cast<unsigned>(block_index) >= hashes_.size()) |
116 return false; | 116 return false; |
117 *result = &hashes_[block_index]; | 117 *result = &hashes_[block_index]; |
118 | 118 |
119 return true; | 119 return true; |
120 } | 120 } |
121 | 121 |
122 } // namespace extensions | 122 } // namespace extensions |
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