94 lines
2.5 KiB
C++
94 lines
2.5 KiB
C++
#pragma once
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#include <string>
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#include <vector>
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#include "base/define.h"
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namespace ylib
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{
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class mem_pool
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{
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public:
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mem_pool(size_t initial_length = 1024);
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~mem_pool();
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void append(const uchar* data,size_t length);
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void clear();
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size_t length() const;
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uchar* data() const;
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void resize(size_t length);
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void set(const uchar* data,size_t length);
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bool empty() const;
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private:
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void renew(size_t length);
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public:
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// 内存数据指针
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uchar* m_data = nullptr;
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// 内存长度
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size_t m_length = 0;
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// 使用长度
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size_t m_use_length = 0;
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};
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/**
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* @brief BUFF字节流
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*/
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class buffer
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{
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public:
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buffer(size_t initial_length = 1024);
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buffer(char data, size_t len);
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buffer(const char* data,size_t len);
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buffer(const ylib::buffer& data);
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buffer(const std::string& data);
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buffer(std::initializer_list<uchar> char_list);
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~buffer();
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void set(const char* data, size_t length);
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void set(const ylib::buffer& data);
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void append(const std::string& data);
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void append(const char* data, size_t length);
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void append(const ylib::buffer& data);
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void append(std::initializer_list<uchar> char_list);
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template<typename T>
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void append(const T& value) {
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append((const char*)&value, sizeof(T));
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}
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void clear();
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void resize(size_t length);
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size_t find(const char* data, size_t len, size_t start_pos = 0) const;
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size_t find(const ylib::buffer& data, size_t start_pos = 0) const;
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std::vector<size_t> find_list(const ylib::buffer& value, size_t start = 0) const;
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std::vector<ylib::buffer> split(const ylib::buffer& value, size_t start = 0) const;
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std::string to_string() const;
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bool empty() const;
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ylib::buffer left(size_t len) const;
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ylib::buffer right(size_t len) const;
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ylib::buffer sub(size_t start,size_t len) const;
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ylib::buffer sub(size_t start) const;
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//ylib::buffer sub(size_t start,size_t len);
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operator std::string() const;
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ylib::buffer operator+(const ylib::buffer& other) const;
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ylib::buffer& operator=(const std::string& data);
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ylib::buffer& operator=(const ylib::buffer& data);
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unsigned char& operator[](size_t index) const;
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const char* data() const;
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const size_t length() const;
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const size_t size() const { return length(); };
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ylib::buffer trim_end(char value);
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ylib::buffer trim_begin(char value);
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ylib::buffer trim(char value);
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std::string to_hex();
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size_t& cursor(){ return m_cursor; }
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private:
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ylib::mem_pool m_data;
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size_t m_cursor = 0;
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};
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}
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