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1 // Copyright 2012 the V8 project authors. All rights reserved. | 1 // Copyright 2012 the V8 project 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 /** \mainpage V8 API Reference Guide | 5 /** \mainpage V8 API Reference Guide |
6 * | 6 * |
7 * V8 is Google's open source JavaScript engine. | 7 * V8 is Google's open source JavaScript engine. |
8 * | 8 * |
9 * This set of documents provides reference material generated from the | 9 * This set of documents provides reference material generated from the |
10 * V8 header file, include/v8.h. | 10 * V8 header file, include/v8.h. |
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2123 V8_INLINE ExternalStringResource* GetExternalStringResource() const; | 2123 V8_INLINE ExternalStringResource* GetExternalStringResource() const; |
2124 | 2124 |
2125 /** | 2125 /** |
2126 * Get the ExternalOneByteStringResource for an external one-byte string. | 2126 * Get the ExternalOneByteStringResource for an external one-byte string. |
2127 * Returns NULL if IsExternalOneByte() doesn't return true. | 2127 * Returns NULL if IsExternalOneByte() doesn't return true. |
2128 */ | 2128 */ |
2129 const ExternalOneByteStringResource* GetExternalOneByteStringResource() const; | 2129 const ExternalOneByteStringResource* GetExternalOneByteStringResource() const; |
2130 | 2130 |
2131 V8_INLINE static String* Cast(v8::Value* obj); | 2131 V8_INLINE static String* Cast(v8::Value* obj); |
2132 | 2132 |
2133 enum NewStringType { | 2133 enum NewStringType { kNormalString, kInternalizedString }; |
2134 kNormalString, kInternalizedString, kUndetectableString | |
2135 }; | |
2136 | 2134 |
2137 /** Allocates a new string from UTF-8 data.*/ | 2135 /** Allocates a new string from UTF-8 data.*/ |
2138 static Local<String> NewFromUtf8(Isolate* isolate, | 2136 static Local<String> NewFromUtf8(Isolate* isolate, |
2139 const char* data, | 2137 const char* data, |
2140 NewStringType type = kNormalString, | 2138 NewStringType type = kNormalString, |
2141 int length = -1); | 2139 int length = -1); |
2142 | 2140 |
2143 /** Allocates a new string from Latin-1 data.*/ | 2141 /** Allocates a new string from Latin-1 data.*/ |
2144 static Local<String> NewFromOneByte( | 2142 static Local<String> NewFromOneByte( |
2145 Isolate* isolate, | 2143 Isolate* isolate, |
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6249 4 * kApiPointerSize; | 6247 4 * kApiPointerSize; |
6250 static const int kAmountOfExternalAllocatedMemoryAtLastGlobalGCOffset = | 6248 static const int kAmountOfExternalAllocatedMemoryAtLastGlobalGCOffset = |
6251 kAmountOfExternalAllocatedMemoryOffset + kApiInt64Size; | 6249 kAmountOfExternalAllocatedMemoryOffset + kApiInt64Size; |
6252 static const int kIsolateRootsOffset = | 6250 static const int kIsolateRootsOffset = |
6253 kAmountOfExternalAllocatedMemoryAtLastGlobalGCOffset + kApiInt64Size + | 6251 kAmountOfExternalAllocatedMemoryAtLastGlobalGCOffset + kApiInt64Size + |
6254 kApiPointerSize; | 6252 kApiPointerSize; |
6255 static const int kUndefinedValueRootIndex = 5; | 6253 static const int kUndefinedValueRootIndex = 5; |
6256 static const int kNullValueRootIndex = 7; | 6254 static const int kNullValueRootIndex = 7; |
6257 static const int kTrueValueRootIndex = 8; | 6255 static const int kTrueValueRootIndex = 8; |
6258 static const int kFalseValueRootIndex = 9; | 6256 static const int kFalseValueRootIndex = 9; |
6259 static const int kEmptyStringRootIndex = 156; | 6257 static const int kEmptyStringRootIndex = 154; |
6260 | 6258 |
6261 // The external allocation limit should be below 256 MB on all architectures | 6259 // The external allocation limit should be below 256 MB on all architectures |
6262 // to avoid that resource-constrained embedders run low on memory. | 6260 // to avoid that resource-constrained embedders run low on memory. |
6263 static const int kExternalAllocationLimit = 192 * 1024 * 1024; | 6261 static const int kExternalAllocationLimit = 192 * 1024 * 1024; |
6264 | 6262 |
6265 static const int kNodeClassIdOffset = 1 * kApiPointerSize; | 6263 static const int kNodeClassIdOffset = 1 * kApiPointerSize; |
6266 static const int kNodeFlagsOffset = 1 * kApiPointerSize + 3; | 6264 static const int kNodeFlagsOffset = 1 * kApiPointerSize + 3; |
6267 static const int kNodeStateMask = 0x7; | 6265 static const int kNodeStateMask = 0x7; |
6268 static const int kNodeStateIsWeakValue = 2; | 6266 static const int kNodeStateIsWeakValue = 2; |
6269 static const int kNodeStateIsPendingValue = 3; | 6267 static const int kNodeStateIsPendingValue = 3; |
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7543 */ | 7541 */ |
7544 | 7542 |
7545 | 7543 |
7546 } // namespace v8 | 7544 } // namespace v8 |
7547 | 7545 |
7548 | 7546 |
7549 #undef TYPE_CHECK | 7547 #undef TYPE_CHECK |
7550 | 7548 |
7551 | 7549 |
7552 #endif // V8_H_ | 7550 #endif // V8_H_ |
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