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| 1 // Copyright (c) 2006-2008 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2010 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 "base/scoped_bstr_win.h" | 5 #include "base/win/scoped_bstr.h" |
| 6 | 6 |
| 7 #include "base/logging.h" | 7 #include "base/logging.h" |
| 8 | 8 |
| 9 namespace base { |
| 10 namespace win { |
| 9 | 11 |
| 10 ScopedBstr::ScopedBstr(const wchar_t* non_bstr) | 12 ScopedBstr::ScopedBstr(const char16* non_bstr) |
| 11 : bstr_(SysAllocString(non_bstr)) { | 13 : bstr_(SysAllocString(non_bstr)) { |
| 12 } | 14 } |
| 13 | 15 |
| 14 ScopedBstr::~ScopedBstr() { | 16 ScopedBstr::~ScopedBstr() { |
| 15 COMPILE_ASSERT(sizeof(ScopedBstr) == sizeof(BSTR), ScopedBstrSize); | 17 COMPILE_ASSERT(sizeof(ScopedBstr) == sizeof(BSTR), ScopedBstrSize); |
| 16 SysFreeString(bstr_); | 18 SysFreeString(bstr_); |
| 17 } | 19 } |
| 18 | 20 |
| 19 void ScopedBstr::Reset(BSTR bstr) { | 21 void ScopedBstr::Reset(BSTR bstr) { |
| 20 if (bstr != bstr_) { | 22 if (bstr != bstr_) { |
| (...skipping 13 matching lines...) Expand all Loading... |
| 34 BSTR tmp = bstr_; | 36 BSTR tmp = bstr_; |
| 35 bstr_ = bstr2.bstr_; | 37 bstr_ = bstr2.bstr_; |
| 36 bstr2.bstr_ = tmp; | 38 bstr2.bstr_ = tmp; |
| 37 } | 39 } |
| 38 | 40 |
| 39 BSTR* ScopedBstr::Receive() { | 41 BSTR* ScopedBstr::Receive() { |
| 40 DCHECK(bstr_ == NULL) << "BSTR leak."; | 42 DCHECK(bstr_ == NULL) << "BSTR leak."; |
| 41 return &bstr_; | 43 return &bstr_; |
| 42 } | 44 } |
| 43 | 45 |
| 44 BSTR ScopedBstr::Allocate(const wchar_t* wide_str) { | 46 BSTR ScopedBstr::Allocate(const char16* str) { |
| 45 Reset(SysAllocString(wide_str)); | 47 Reset(SysAllocString(str)); |
| 46 return bstr_; | 48 return bstr_; |
| 47 } | 49 } |
| 48 | 50 |
| 49 BSTR ScopedBstr::AllocateBytes(int bytes) { | 51 BSTR ScopedBstr::AllocateBytes(size_t bytes) { |
| 50 Reset(SysAllocStringByteLen(NULL, bytes)); | 52 Reset(SysAllocStringByteLen(NULL, bytes)); |
| 51 return bstr_; | 53 return bstr_; |
| 52 } | 54 } |
| 53 | 55 |
| 54 void ScopedBstr::SetByteLen(uint32 bytes) { | 56 void ScopedBstr::SetByteLen(size_t bytes) { |
| 55 DCHECK(bstr_ != NULL) << "attempting to modify a NULL bstr"; | 57 DCHECK(bstr_ != NULL) << "attempting to modify a NULL bstr"; |
| 56 uint32* data = reinterpret_cast<uint32*>(bstr_); | 58 uint32* data = reinterpret_cast<uint32*>(bstr_); |
| 57 data[-1] = bytes; | 59 data[-1] = bytes; |
| 58 } | 60 } |
| 59 | 61 |
| 60 uint32 ScopedBstr::Length() const { | 62 size_t ScopedBstr::Length() const { |
| 61 return SysStringLen(bstr_); | 63 return SysStringLen(bstr_); |
| 62 } | 64 } |
| 63 | 65 |
| 64 uint32 ScopedBstr::ByteLength() const { | 66 size_t ScopedBstr::ByteLength() const { |
| 65 return SysStringByteLen(bstr_); | 67 return SysStringByteLen(bstr_); |
| 66 } | 68 } |
| 69 |
| 70 } // namespace win |
| 71 } // namespace base |
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