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| 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 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 "net/proxy/proxy_resolver_v8.h" | 5 #include "net/proxy/proxy_resolver_v8.h" |
| 6 | 6 |
| 7 #include <algorithm> | 7 #include <algorithm> |
| 8 #include <cstdio> | 8 #include <cstdio> |
| 9 | 9 |
| 10 #include "base/basictypes.h" | 10 #include "base/basictypes.h" |
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| 86 | 86 |
| 87 // External string wrapper so V8 can access the UTF16 string wrapped by | 87 // External string wrapper so V8 can access the UTF16 string wrapped by |
| 88 // ProxyResolverScriptData. | 88 // ProxyResolverScriptData. |
| 89 class V8ExternalStringFromScriptData | 89 class V8ExternalStringFromScriptData |
| 90 : public v8::String::ExternalStringResource { | 90 : public v8::String::ExternalStringResource { |
| 91 public: | 91 public: |
| 92 explicit V8ExternalStringFromScriptData( | 92 explicit V8ExternalStringFromScriptData( |
| 93 const scoped_refptr<ProxyResolverScriptData>& script_data) | 93 const scoped_refptr<ProxyResolverScriptData>& script_data) |
| 94 : script_data_(script_data) {} | 94 : script_data_(script_data) {} |
| 95 | 95 |
| 96 virtual const uint16_t* data() const OVERRIDE { | 96 virtual const uint16_t* data() const override { |
| 97 return reinterpret_cast<const uint16*>(script_data_->utf16().data()); | 97 return reinterpret_cast<const uint16*>(script_data_->utf16().data()); |
| 98 } | 98 } |
| 99 | 99 |
| 100 virtual size_t length() const OVERRIDE { | 100 virtual size_t length() const override { |
| 101 return script_data_->utf16().size(); | 101 return script_data_->utf16().size(); |
| 102 } | 102 } |
| 103 | 103 |
| 104 private: | 104 private: |
| 105 const scoped_refptr<ProxyResolverScriptData> script_data_; | 105 const scoped_refptr<ProxyResolverScriptData> script_data_; |
| 106 DISALLOW_COPY_AND_ASSIGN(V8ExternalStringFromScriptData); | 106 DISALLOW_COPY_AND_ASSIGN(V8ExternalStringFromScriptData); |
| 107 }; | 107 }; |
| 108 | 108 |
| 109 // External string wrapper so V8 can access a string literal. | 109 // External string wrapper so V8 can access a string literal. |
| 110 class V8ExternalASCIILiteral : public v8::String::ExternalAsciiStringResource { | 110 class V8ExternalASCIILiteral : public v8::String::ExternalAsciiStringResource { |
| 111 public: | 111 public: |
| 112 // |ascii| must be a NULL-terminated C string, and must remain valid | 112 // |ascii| must be a NULL-terminated C string, and must remain valid |
| 113 // throughout this object's lifetime. | 113 // throughout this object's lifetime. |
| 114 V8ExternalASCIILiteral(const char* ascii, size_t length) | 114 V8ExternalASCIILiteral(const char* ascii, size_t length) |
| 115 : ascii_(ascii), length_(length) { | 115 : ascii_(ascii), length_(length) { |
| 116 DCHECK(base::IsStringASCII(ascii)); | 116 DCHECK(base::IsStringASCII(ascii)); |
| 117 } | 117 } |
| 118 | 118 |
| 119 virtual const char* data() const OVERRIDE { | 119 virtual const char* data() const override { |
| 120 return ascii_; | 120 return ascii_; |
| 121 } | 121 } |
| 122 | 122 |
| 123 virtual size_t length() const OVERRIDE { | 123 virtual size_t length() const override { |
| 124 return length_; | 124 return length_; |
| 125 } | 125 } |
| 126 | 126 |
| 127 private: | 127 private: |
| 128 const char* ascii_; | 128 const char* ascii_; |
| 129 size_t length_; | 129 size_t length_; |
| 130 DISALLOW_COPY_AND_ASSIGN(V8ExternalASCIILiteral); | 130 DISALLOW_COPY_AND_ASSIGN(V8ExternalASCIILiteral); |
| 131 }; | 131 }; |
| 132 | 132 |
| 133 // When creating a v8::String from a C++ string we have two choices: create | 133 // When creating a v8::String from a C++ string we have two choices: create |
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| 802 return 0; | 802 return 0; |
| 803 | 803 |
| 804 v8::Locker locked(g_proxy_resolver_isolate_->isolate()); | 804 v8::Locker locked(g_proxy_resolver_isolate_->isolate()); |
| 805 v8::Isolate::Scope isolate_scope(g_proxy_resolver_isolate_->isolate()); | 805 v8::Isolate::Scope isolate_scope(g_proxy_resolver_isolate_->isolate()); |
| 806 v8::HeapStatistics heap_statistics; | 806 v8::HeapStatistics heap_statistics; |
| 807 g_proxy_resolver_isolate_->isolate()->GetHeapStatistics(&heap_statistics); | 807 g_proxy_resolver_isolate_->isolate()->GetHeapStatistics(&heap_statistics); |
| 808 return heap_statistics.used_heap_size(); | 808 return heap_statistics.used_heap_size(); |
| 809 } | 809 } |
| 810 | 810 |
| 811 } // namespace net | 811 } // namespace net |
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