9ccb77e8eb
* feat(Spoofing): add spoofing * feat(Spoofing): prepare code for player attach * remove(PlayerAttach): isn't going to work due to netsync architecture * fix(GUI): fix scaling * feat(Project): add clang-format file * feat(Classes): update classes * fix(BlackHole): remove unnecessary cleanup * fix(Formatting): fix formatting for initializer lists * feat(clang-format): Set tab width and 1 space before comment Co-authored-by: Yimura <24669514+Yimura@users.noreply.github.com>
82 lines
2.1 KiB
C++
82 lines
2.1 KiB
C++
#include "pattern.hpp"
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#include "../common.hpp"
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namespace memory
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{
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std::optional<std::uint8_t> to_hex(char const c)
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{
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switch (c)
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{
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case '0': return static_cast<std::uint8_t>(0x0);
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case '1': return static_cast<std::uint8_t>(0x1);
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case '2': return static_cast<std::uint8_t>(0x2);
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case '3': return static_cast<std::uint8_t>(0x3);
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case '4': return static_cast<std::uint8_t>(0x4);
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case '5': return static_cast<std::uint8_t>(0x5);
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case '6': return static_cast<std::uint8_t>(0x6);
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case '7': return static_cast<std::uint8_t>(0x7);
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case '8': return static_cast<std::uint8_t>(0x8);
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case '9': return static_cast<std::uint8_t>(0x9);
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case 'a': return static_cast<std::uint8_t>(0xa);
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case 'b': return static_cast<std::uint8_t>(0xb);
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case 'c': return static_cast<std::uint8_t>(0xc);
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case 'd': return static_cast<std::uint8_t>(0xd);
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case 'e': return static_cast<std::uint8_t>(0xe);
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case 'f': return static_cast<std::uint8_t>(0xf);
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case 'A': return static_cast<std::uint8_t>(0xA);
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case 'B': return static_cast<std::uint8_t>(0xB);
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case 'C': return static_cast<std::uint8_t>(0xC);
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case 'D': return static_cast<std::uint8_t>(0xD);
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case 'E': return static_cast<std::uint8_t>(0xE);
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case 'F': return static_cast<std::uint8_t>(0xF);
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default: return std::nullopt;
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}
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}
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pattern::pattern(std::string_view ida_sig)
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{
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const auto size = ida_sig.size();
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for (std::size_t i{}; i != size; ++i)
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{
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if (ida_sig[i] == ' ')
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continue;
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bool last = (i == ida_sig.size() - 1);
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if (ida_sig[i] != '?')
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{
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if (!last)
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{
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auto c1 = to_hex(ida_sig[i]);
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auto c2 = to_hex(ida_sig[i + 1]);
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if (c1 && c2)
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{
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m_bytes.emplace_back(static_cast<std::uint8_t>((*c1 * 0x10) + *c2));
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}
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}
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}
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else
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{
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m_bytes.push_back({});
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// add support for double question mark sigs
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if (ida_sig[i + 1] == '?')
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{
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++i;
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}
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}
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}
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}
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pattern::pattern(const void* bytes, std::string_view mask)
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{
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const auto size = mask.size();
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for (std::size_t i{}; i != size; ++i)
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{
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if (mask[i] != '?')
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m_bytes.emplace_back(static_cast<const std::uint8_t*>(bytes)[i]);
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else
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m_bytes.push_back(std::nullopt);
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}
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}
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}
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