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fix client side support for packet modification

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This commit is contained in:
CallowBlack
2022-06-22 19:40:21 +03:00
parent c396f3cec3
commit 89315f38b1
7 changed files with 114 additions and 43 deletions
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40
cheat-base/src/cheat-base/util.h
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@ -66,17 +66,39 @@ namespace util
}
template<class T>
static T ReadMapped(void* data, int offset, bool littleEndian = false)
static T ReadMapped(void* data, int offset, bool is_little_endian = false)
{
char* cData = (char*)data;
T result = {};
if (IsLittleEndian() != littleEndian)
T value; // No need to initialize, because we will fill it later
constexpr size_t value_size = sizeof(T);
auto ptr_src = reinterpret_cast<char*>(data) + offset;
auto ptr_value = reinterpret_cast<char*>(&value);
if (IsLittleEndian() == is_little_endian)
{
for (int i = 0; i < sizeof(T); i++)
((char*)&result)[i] = cData[offset + sizeof(T) - i - 1];
return result;
memcpy_s(ptr_value, value_size, ptr_src, value_size);
return value;
}
memcpy_s(&result, sizeof(result), cData + offset, sizeof(result));
return result;
for (size_t i = 0; i < value_size; i++)
ptr_value[i] = ptr_src[value_size - i - 1];
return value;
}
template<class T>
static void WriteMapped(void* data, int offset, const T& value, bool is_little_endian = false)
{
constexpr size_t value_size = sizeof(T);
auto ptr_dest = reinterpret_cast<char*>(data) + offset;
auto ptr_value = reinterpret_cast<const char*>(&value);
if (IsLittleEndian() == is_little_endian)
{
memcpy_s(ptr_dest, value_size, ptr_value, value_size);
return;
}
for (size_t i = 0; i < value_size; i++)
ptr_dest[i] = ptr_value[value_size - i - 1];
}
}