128 lines
3.5 KiB
C++
128 lines
3.5 KiB
C++
#pragma once
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#include <hex.hpp>
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#include <array>
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#include <functional>
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#include <memory>
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#include <optional>
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#include <string>
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#include <vector>
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#ifdef __MINGW32__
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#include <winsock.h>
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#else
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#include <arpa/inet.h>
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#endif
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#include "lang/token.hpp"
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namespace hex {
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template<typename ... Args>
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inline std::string format(const std::string &format, Args ... args) {
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ssize_t size = snprintf( nullptr, 0, format.c_str(), args ... );
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if( size <= 0 )
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return "";
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std::vector<char> buffer(size + 1, 0x00);
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snprintf(buffer.data(), size + 1, format.c_str(), args ...);
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return std::string(buffer.data(), buffer.data() + size);
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}
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[[nodiscard]] constexpr inline u64 extract(u8 from, u8 to, const u64 &value) {
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u64 mask = (std::numeric_limits<u64>::max() >> (63 - (from - to))) << to;
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return (value & mask) >> to;
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}
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[[nodiscard]] constexpr inline u64 signExtend(u64 value, u8 currWidth, u8 targetWidth) {
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u64 mask = 1LLU << (currWidth - 1);
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return (((value ^ mask) - mask) << (64 - targetWidth)) >> (64 - targetWidth);
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}
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[[nodiscard]] constexpr inline bool isUnsigned(const lang::Token::TypeToken::Type type) {
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return (static_cast<u32>(type) & 0x0F) == 0x00;
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}
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[[nodiscard]] constexpr inline bool isSigned(const lang::Token::TypeToken::Type type) {
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return (static_cast<u32>(type) & 0x0F) == 0x01;
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}
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[[nodiscard]] constexpr inline bool isFloatingPoint(const lang::Token::TypeToken::Type type) {
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return (static_cast<u32>(type) & 0x0F) == 0x02;
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}
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[[nodiscard]] constexpr inline u32 getTypeSize(const lang::Token::TypeToken::Type type) {
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return static_cast<u32>(type) >> 4;
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}
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std::string toByteString(u64 bytes);
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std::string makePrintable(char c);
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template<typename T>
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struct always_false : std::false_type {};
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template<typename T>
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constexpr T changeEndianess(T value, std::endian endian) {
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if (endian == std::endian::native)
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return value;
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if constexpr (sizeof(T) == 1)
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return value;
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else if constexpr (sizeof(T) == 2)
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return __builtin_bswap16(value);
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else if constexpr (sizeof(T) == 4)
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return __builtin_bswap32(value);
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else if constexpr (sizeof(T) == 8)
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return __builtin_bswap64(value);
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else
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static_assert(always_false<T>::value, "Invalid type provided!");
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}
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template<typename T>
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constexpr T changeEndianess(T value, size_t size, std::endian endian) {
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if (endian == std::endian::native)
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return value;
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if (size == 1)
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return value;
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else if (size == 2)
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return __builtin_bswap16(value);
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else if (size == 4)
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return __builtin_bswap32(value);
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else if (size == 8)
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return __builtin_bswap64(value);
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else
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throw std::invalid_argument("Invalid value size!");
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}
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std::vector<u8> readFile(std::string_view path);
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class ScopeExit {
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public:
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ScopeExit(std::function<void()> func) : m_func(func) {}
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~ScopeExit() { if (this->m_func != nullptr) this->m_func(); }
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void release() {
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this->m_func = nullptr;
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}
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private:
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std::function<void()> m_func;
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};
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struct Region {
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u64 address;
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size_t size;
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};
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struct Bookmark {
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Region region;
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std::vector<char> name;
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std::vector<char> comment;
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};
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} |