38 lines
833 B
C++
38 lines
833 B
C++
#pragma once
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#include "buffer.h"
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#include "pch.h"
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struct AppendBuffer : Buffer {
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static constexpr uint32_t CHUNK_SIZE = 1 << 16;
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using TChunk = char[CHUNK_SIZE];
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std::vector<TChunk *> buf;
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TChunk *t_current;
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uint32_t current_offset{0};
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uint32_t t_offset{0};
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using LChunk = uint32_t[CHUNK_SIZE];
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std::vector<LChunk *> newlines;
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LChunk *l_current;
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uint32_t l_offset{0};
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AppendBuffer();
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~AppendBuffer();
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inline void key(char c);
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void append(const char *text, uint32_t length);
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const char *read(uint32_t pos, uint32_t *out_len);
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uint32_t count_lines(uint32_t pos, uint32_t length);
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private:
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inline void new_text_chunk();
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inline void new_line_chunk();
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inline uint32_t find_newline(uint32_t target, uint32_t low, uint32_t high);
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inline void _append(const char *text, uint32_t length);
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};
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