Files
archived-Reclass/plugins/RcNetPluginCompatLayer/RcNetCompatProvider.cpp

133 lines
3.8 KiB
C++

#include "RcNetCompatProvider.h"
#include <QFileInfo>
#include <cstring>
// -- Construction / destruction -------------------------------------------
RcNetCompatProvider::RcNetCompatProvider(const RcNetFunctions& fns,
uint32_t pid,
const QString& processName)
: m_fns(fns)
, m_pid(pid)
, m_processName(processName)
{
if (m_fns.OpenRemoteProcess)
m_handle = m_fns.OpenRemoteProcess(static_cast<RC_Size>(pid),
ProcessAccess::Full);
if (m_handle)
cacheModules();
}
RcNetCompatProvider::~RcNetCompatProvider()
{
if (m_handle && m_fns.CloseRemoteProcess)
m_fns.CloseRemoteProcess(m_handle);
}
// -- Required overrides ---------------------------------------------------
bool RcNetCompatProvider::read(uint64_t addr, void* buf, int len) const
{
if (!m_handle || !m_fns.ReadRemoteMemory || len <= 0)
return false;
return m_fns.ReadRemoteMemory(m_handle,
reinterpret_cast<RC_Pointer>(addr),
static_cast<RC_Pointer>(buf),
0, len);
}
int RcNetCompatProvider::size() const
{
if (!m_handle) return 0;
if (m_fns.IsProcessValid && !m_fns.IsProcessValid(m_handle)) return 0;
return 0x10000;
}
// -- Optional overrides ---------------------------------------------------
bool RcNetCompatProvider::write(uint64_t addr, const void* buf, int len)
{
if (!m_handle || !m_fns.WriteRemoteMemory || len <= 0)
return false;
return m_fns.WriteRemoteMemory(m_handle,
reinterpret_cast<RC_Pointer>(addr),
const_cast<RC_Pointer>(static_cast<const void*>(buf)),
0, len);
}
QString RcNetCompatProvider::getSymbol(uint64_t addr) const
{
for (const auto& mod : m_modules)
{
if (addr >= mod.base && addr < mod.base + mod.size)
{
uint64_t offset = addr - mod.base;
return QStringLiteral("%1+0x%2")
.arg(mod.name)
.arg(offset, 0, 16, QChar('0'));
}
}
return {};
}
uint64_t RcNetCompatProvider::symbolToAddress(const QString& name) const
{
for (const auto& mod : m_modules) {
if (mod.name.compare(name, Qt::CaseInsensitive) == 0)
return mod.base;
}
return 0;
}
// -- Module enumeration ---------------------------------------------------
namespace {
// Thread-local collector for the module enumeration callback.
// ReClass.NET callbacks are synchronous, so this is safe.
struct ModuleCollector {
QVector<RcNetCompatProvider::ModuleInfo>* dest = nullptr;
};
thread_local ModuleCollector g_moduleCollector;
void RC_CALLCONV moduleCallback(EnumerateRemoteModuleData* data)
{
if (!data || !g_moduleCollector.dest) return;
QString path = QString::fromUtf16(data->Path);
QFileInfo fi(path);
RcNetCompatProvider::ModuleInfo info;
info.name = fi.fileName();
info.base = reinterpret_cast<uint64_t>(data->BaseAddress);
info.size = static_cast<uint64_t>(data->Size);
g_moduleCollector.dest->append(info);
}
// We still need a section callback even though we don't use it.
void RC_CALLCONV sectionCallback(EnumerateRemoteSectionData*)
{
// Intentionally empty -- we only need module data.
}
} // anonymous namespace
void RcNetCompatProvider::cacheModules()
{
if (!m_fns.EnumerateRemoteSectionsAndModules || !m_handle)
return;
m_modules.clear();
g_moduleCollector.dest = &m_modules;
m_fns.EnumerateRemoteSectionsAndModules(m_handle, sectionCallback, moduleCallback);
g_moduleCollector.dest = nullptr;
// Set base to first module if we got any
if (!m_modules.isEmpty() && m_base == 0)
m_base = m_modules.first().base;
}