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author | Riccardo Spagni <ric@spagni.net> | 2014-12-01 21:25:41 +0200 |
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committer | Riccardo Spagni <ric@spagni.net> | 2014-12-01 21:25:54 +0200 |
commit | e1555fdf8b9e83c46857e2252494840916b69c22 (patch) | |
tree | 36f5f1191cb2ee7a18e7411880c09894709864fa /external/rapidjson/memorybuffer.h | |
parent | Merge pull request #191 (diff) | |
parent | moved rapidjson to external folder, fixed CMake (diff) | |
download | monero-e1555fdf8b9e83c46857e2252494840916b69c22.tar.xz |
Merge pull request #192
affde29 moved rapidjson to external folder, fixed CMake (Riccardo Spagni)
f1eaf88 Prints seed after wallet upgrade. Removed iostream include. (Oran Juice)
70971be Doxygen comments (Oran Juice)
031ca23 Rewrites to old wallet file correctly (Oran Juice)
1f833dc Doxygen comments in (Oran Juice)
0bd88ff Writes seed language while generating wallet. Wallet open fix. (Oran Juice)
09a659e Stores seed language in wallet file. added rapidjson. Yet to test backward compatibility (Oran Juice)
Diffstat (limited to 'external/rapidjson/memorybuffer.h')
-rw-r--r-- | external/rapidjson/memorybuffer.h | 76 |
1 files changed, 76 insertions, 0 deletions
diff --git a/external/rapidjson/memorybuffer.h b/external/rapidjson/memorybuffer.h new file mode 100644 index 000000000..ef15c4678 --- /dev/null +++ b/external/rapidjson/memorybuffer.h @@ -0,0 +1,76 @@ +// Copyright (C) 2011 Milo Yip +// +// Permission is hereby granted, free of charge, to any person obtaining a copy +// of this software and associated documentation files (the "Software"), to deal +// in the Software without restriction, including without limitation the rights +// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +// copies of the Software, and to permit persons to whom the Software is +// furnished to do so, subject to the following conditions: +// +// The above copyright notice and this permission notice shall be included in +// all copies or substantial portions of the Software. +// +// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN +// THE SOFTWARE. + +#ifndef RAPIDJSON_MEMORYBUFFER_H_ +#define RAPIDJSON_MEMORYBUFFER_H_ + +#include "rapidjson.h" +#include "internal/stack.h" + +namespace rapidjson { + +//! Represents an in-memory output byte stream. +/*! + This class is mainly for being wrapped by EncodedOutputStream or AutoUTFOutputStream. + + It is similar to FileWriteBuffer but the destination is an in-memory buffer instead of a file. + + Differences between MemoryBuffer and StringBuffer: + 1. StringBuffer has Encoding but MemoryBuffer is only a byte buffer. + 2. StringBuffer::GetString() returns a null-terminated string. MemoryBuffer::GetBuffer() returns a buffer without terminator. + + \tparam Allocator type for allocating memory buffer. + \note implements Stream concept +*/ +template <typename Allocator = CrtAllocator> +struct GenericMemoryBuffer { + typedef char Ch; // byte + + GenericMemoryBuffer(Allocator* allocator = 0, size_t capacity = kDefaultCapacity) : stack_(allocator, capacity) {} + + void Put(Ch c) { *stack_.template Push<Ch>() = c; } + void Flush() {} + + void Clear() { stack_.Clear(); } + void ShrinkToFit() { stack_.ShrinkToFit(); } + Ch* Push(size_t count) { return stack_.template Push<Ch>(count); } + void Pop(size_t count) { stack_.template Pop<Ch>(count); } + + const Ch* GetBuffer() const { + return stack_.template Bottom<Ch>(); + } + + size_t GetSize() const { return stack_.GetSize(); } + + static const size_t kDefaultCapacity = 256; + mutable internal::Stack<Allocator> stack_; +}; + +typedef GenericMemoryBuffer<> MemoryBuffer; + +//! Implement specialized version of PutN() with memset() for better performance. +template<> +inline void PutN(MemoryBuffer& memoryBuffer, char c, size_t n) { + std::memset(memoryBuffer.stack_.Push<char>(n), c, n * sizeof(c)); +} + +} // namespace rapidjson + +#endif // RAPIDJSON_MEMORYBUFFER_H_ |