Play-/Source/iop/Iop_Dynamic.cpp
2021-03-02 07:24:06 -05:00

44 lines
1.1 KiB
C++

#include <cstring>
#include "Iop_Dynamic.h"
using namespace Iop;
CDynamic::CDynamic(uint32* exportTable)
: m_exportTable(exportTable)
{
m_name = GetDynamicModuleName(exportTable);
}
std::string CDynamic::GetDynamicModuleName(uint32* exportTable)
{
//Name is 8 bytes long without zero, so we need to make sure it's properly null-terminated
const unsigned int nameLength = 8;
char name[nameLength + 1];
memset(name, 0, nameLength + 1);
memcpy(name, reinterpret_cast<const char*>(exportTable) + 12, nameLength);
return name;
}
std::string CDynamic::GetId() const
{
return m_name;
}
std::string CDynamic::GetFunctionName(unsigned int functionId) const
{
char functionName[256];
sprintf(functionName, "unknown_%04X", functionId);
return functionName;
}
void CDynamic::Invoke(CMIPS& context, unsigned int functionId)
{
uint32 functionAddress = m_exportTable[5 + functionId];
context.m_State.nGPR[CMIPS::RA].nD0 = context.m_State.nPC;
context.m_State.nPC = functionAddress;
}
uint32* CDynamic::GetExportTable() const
{
return m_exportTable;
}