15 #ifndef RAPIDJSON_MEMORYBUFFER_H_ 16 #define RAPIDJSON_MEMORYBUFFER_H_ 19 #include "internal/stack.h" 21 RAPIDJSON_NAMESPACE_BEGIN
36 template <
typename Allocator = CrtAllocator>
37 struct GenericMemoryBuffer {
40 GenericMemoryBuffer(Allocator* allocator = 0,
size_t capacity = kDefaultCapacity) : stack_(allocator, capacity) {}
42 void Put(Ch c) { *stack_.template Push<Ch>() = c; }
45 void Clear() { stack_.Clear(); }
46 void ShrinkToFit() { stack_.ShrinkToFit(); }
47 Ch* Push(
size_t count) {
return stack_.template Push<Ch>(count); }
48 void Pop(
size_t count) { stack_.template Pop<Ch>(count); }
50 const Ch* GetBuffer()
const {
51 return stack_.template Bottom<Ch>();
54 size_t GetSize()
const {
return stack_.GetSize(); }
56 static const size_t kDefaultCapacity = 256;
57 mutable internal::Stack<Allocator> stack_;
60 typedef GenericMemoryBuffer<> MemoryBuffer;
64 inline void PutN(MemoryBuffer& memoryBuffer,
char c,
size_t n) {
65 std::memset(memoryBuffer.stack_.Push<
char>(n), c, n *
sizeof(c));
68 RAPIDJSON_NAMESPACE_END
70 #endif // RAPIDJSON_MEMORYBUFFER_H_ void PutN(FileWriteStream &stream, char c, size_t n)
Implement specialized version of PutN() with memset() for better performance.
Definition: filewritestream.h:94