Future/iw5-gsc-utils
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This commit is contained in:
alice
2026-07-26 02:06:25 +02:00
parent b2bd1e0835
commit 50438cef27
30 changed files with 215 additions and 1179 deletions
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src/utils/hook.cpp
+13 -42
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@@ -4,48 +4,6 @@
namespace utils::hook
{
// open-iw5
void signature::process()
{
if (this->signatures_.empty()) return;
const auto start = static_cast<char*>(this->start_);
const unsigned int sig_count = this->signatures_.size();
const auto containers = this->signatures_.data();
for (size_t i = 0; i < this->length_; ++i)
{
const auto address = start + i;
for (unsigned int k = 0; k < sig_count; ++k)
{
const auto container = &containers[k];
unsigned int j;
for (j = 0; j < static_cast<unsigned int>(container->mask.size()); ++j)
{
if (container->mask[j] != '?' && container->signature[j] != address[j])
{
break;
}
}
if (j == container->mask.size())
{
container->callback(address);
}
}
}
}
void signature::add(const container& container)
{
signatures_.push_back(container);
}
namespace
{
[[maybe_unused]] class _
@@ -219,4 +177,17 @@ namespace utils::hook
delete[] bytes;
}
DWORD unprotect(void* place, const size_t size)
{
DWORD old_protect{};
VirtualProtect(place, size, PAGE_EXECUTE_READWRITE, &old_protect);
return old_protect;
}
void protect(void* place, const size_t size, DWORD old_protect)
{
VirtualProtect(place, size, old_protect, &old_protect);
FlushInstructionCache(GetCurrentProcess(), place, size);
}
}