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1 // Copyright 2015 The Chromium Authors. All rights reserved. | 1 // Copyright 2015 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 "media/cdm/cenc_utils.h" | 5 #include "media/cdm/cenc_utils.h" |
6 | 6 |
7 #include <stddef.h> | 7 #include <stddef.h> |
8 #include <stdint.h> | 8 #include <stdint.h> |
9 | 9 |
| 10 #include <limits> |
| 11 |
10 #include "base/logging.h" | 12 #include "base/logging.h" |
11 #include "base/macros.h" | 13 #include "base/macros.h" |
12 #include "testing/gtest/include/gtest/gtest.h" | 14 #include "testing/gtest/include/gtest/gtest.h" |
13 | 15 |
14 namespace media { | 16 namespace media { |
15 | 17 |
16 const uint8_t kKey1Data[] = { | 18 const uint8_t kKey1Data[] = { |
17 0x7E, 0x57, 0x1D, 0x03, 0x7E, 0x57, 0x1D, 0x03, | 19 0x7E, 0x57, 0x1D, 0x03, 0x7E, 0x57, 0x1D, 0x03, |
18 0x7E, 0x57, 0x1D, 0x03, 0x7E, 0x57, 0x1D, 0x03 | 20 0x7E, 0x57, 0x1D, 0x03, 0x7E, 0x57, 0x1D, 0x03 |
19 }; | 21 }; |
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47 | 49 |
48 protected: | 50 protected: |
49 // Initialize the start of the 'pssh' box (up to key_count) | 51 // Initialize the start of the 'pssh' box (up to key_count) |
50 void InitializePSSHBox(std::vector<uint8_t>* box, | 52 void InitializePSSHBox(std::vector<uint8_t>* box, |
51 uint8_t size, | 53 uint8_t size, |
52 uint8_t version) { | 54 uint8_t version) { |
53 DCHECK(box->size() == 0); | 55 DCHECK(box->size() == 0); |
54 | 56 |
55 box->reserve(size); | 57 box->reserve(size); |
56 // Add size. | 58 // Add size. |
| 59 DCHECK(size < std::numeric_limits<uint8_t>::max()); |
57 box->push_back(0); | 60 box->push_back(0); |
58 box->push_back(0); | 61 box->push_back(0); |
59 box->push_back(0); | 62 box->push_back(0); |
60 box->push_back(size); | 63 box->push_back(size); |
61 // Add 'pssh'. | 64 // Add 'pssh'. |
62 box->push_back('p'); | 65 box->push_back('p'); |
63 box->push_back('s'); | 66 box->push_back('s'); |
64 box->push_back('s'); | 67 box->push_back('s'); |
65 box->push_back('h'); | 68 box->push_back('h'); |
66 // Add version. | 69 // Add version. |
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547 EXPECT_FALSE(ValidatePsshInput(boxes)); | 550 EXPECT_FALSE(ValidatePsshInput(boxes)); |
548 | 551 |
549 // Repeat with |non_pssh_box| first. | 552 // Repeat with |non_pssh_box| first. |
550 boxes.clear(); | 553 boxes.clear(); |
551 boxes.insert(boxes.end(), non_pssh_box.begin(), non_pssh_box.end()); | 554 boxes.insert(boxes.end(), non_pssh_box.begin(), non_pssh_box.end()); |
552 boxes.insert(boxes.end(), pssh_box.begin(), pssh_box.end()); | 555 boxes.insert(boxes.end(), pssh_box.begin(), pssh_box.end()); |
553 EXPECT_FALSE(ValidatePsshInput(boxes)); | 556 EXPECT_FALSE(ValidatePsshInput(boxes)); |
554 } | 557 } |
555 | 558 |
556 } // namespace media | 559 } // namespace media |
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