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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 "chromeos/binder/transaction_data_reader.h" | 5 #include "chromeos/binder/transaction_data_reader.h" |
6 | 6 |
| 7 #include <stddef.h> |
| 8 #include <stdint.h> |
| 9 |
7 #include "chromeos/binder/transaction_data.h" | 10 #include "chromeos/binder/transaction_data.h" |
8 | 11 |
9 namespace binder { | 12 namespace binder { |
10 | 13 |
11 namespace { | 14 namespace { |
12 | 15 |
13 // Adds appropriate padding to the given size to make it 4-byte aligned. | 16 // Adds appropriate padding to the given size to make it 4-byte aligned. |
14 size_t AddPadding(size_t n) { | 17 size_t AddPadding(size_t n) { |
15 return (n + 3) & (~3); | 18 return (n + 3) & (~3); |
16 } | 19 } |
17 | 20 |
18 } // namespace | 21 } // namespace |
19 | 22 |
20 TransactionDataReader::TransactionDataReader(const TransactionData& data) | 23 TransactionDataReader::TransactionDataReader(const TransactionData& data) |
21 : data_(data), | 24 : data_(data), |
22 reader_(reinterpret_cast<const char*>(data.GetData()), | 25 reader_(reinterpret_cast<const char*>(data.GetData()), |
23 data.GetDataSize()) {} | 26 data.GetDataSize()) {} |
24 | 27 |
25 TransactionDataReader::~TransactionDataReader() {} | 28 TransactionDataReader::~TransactionDataReader() {} |
26 | 29 |
27 bool TransactionDataReader::HasMoreData() const { | 30 bool TransactionDataReader::HasMoreData() const { |
28 return reader_.HasMoreData(); | 31 return reader_.HasMoreData(); |
29 } | 32 } |
30 | 33 |
31 bool TransactionDataReader::ReadData(void* buf, size_t n) { | 34 bool TransactionDataReader::ReadData(void* buf, size_t n) { |
32 return reader_.Read(buf, n) && reader_.Skip(AddPadding(n) - n); | 35 return reader_.Read(buf, n) && reader_.Skip(AddPadding(n) - n); |
33 } | 36 } |
34 | 37 |
35 bool TransactionDataReader::ReadInt32(int32* value) { | 38 bool TransactionDataReader::ReadInt32(int32_t* value) { |
36 return ReadData(value, sizeof(*value)); | 39 return ReadData(value, sizeof(*value)); |
37 } | 40 } |
38 | 41 |
39 bool TransactionDataReader::ReadUint32(uint32* value) { | 42 bool TransactionDataReader::ReadUint32(uint32_t* value) { |
40 return ReadData(value, sizeof(*value)); | 43 return ReadData(value, sizeof(*value)); |
41 } | 44 } |
42 | 45 |
43 bool TransactionDataReader::ReadInt64(int64* value) { | 46 bool TransactionDataReader::ReadInt64(int64_t* value) { |
44 return ReadData(value, sizeof(*value)); | 47 return ReadData(value, sizeof(*value)); |
45 } | 48 } |
46 | 49 |
47 bool TransactionDataReader::ReadUint64(uint64* value) { | 50 bool TransactionDataReader::ReadUint64(uint64_t* value) { |
48 return ReadData(value, sizeof(*value)); | 51 return ReadData(value, sizeof(*value)); |
49 } | 52 } |
50 | 53 |
51 bool TransactionDataReader::ReadFloat(float* value) { | 54 bool TransactionDataReader::ReadFloat(float* value) { |
52 return ReadData(value, sizeof(*value)); | 55 return ReadData(value, sizeof(*value)); |
53 } | 56 } |
54 | 57 |
55 bool TransactionDataReader::ReadDouble(double* value) { | 58 bool TransactionDataReader::ReadDouble(double* value) { |
56 return ReadData(value, sizeof(*value)); | 59 return ReadData(value, sizeof(*value)); |
57 } | 60 } |
58 | 61 |
59 } // namespace binder | 62 } // namespace binder |
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