C++ (Cpp) MakeOffset Examples

Example #1

File: SerializePrxToIdc.C Project: FTPiano/prxtool

bool CSerializePrxToIdc::StartPrx(const char* szFilename, const PspModule *mod, u32 iSMask)
{
	u32 addr;

	fprintf(m_fpOut, "#include <idc.idc>\n\n");
	fprintf(m_fpOut, "static main() {\n");
	if(iSMask & SERIALIZE_SECTIONS)
	{
		fprintf(m_fpOut, "   createSegments();\n");
	}
	fprintf(m_fpOut, "   createModuleInfo();\n");
	if(iSMask & SERIALIZE_EXPORTS)
	{
		fprintf(m_fpOut, "   createExports(); \n");
	}
	if(iSMask & SERIALIZE_IMPORTS)
	{
		fprintf(m_fpOut, "   createImports(); \n");
	}
	if(iSMask & SERIALIZE_RELOCS)
	{
		fprintf(m_fpOut, "   createRelocs();  \n");
	}
	fprintf(m_fpOut, "}\n\n");

	fprintf(m_fpOut, "static createModuleInfo() {\n");

	addr = mod->addr;

	MakeDword(m_fpOut, "_module_flags", addr);
	MakeString(m_fpOut, "_module_name", addr+4);
	MakeDword(m_fpOut, "_module_gp", addr+32);
	MakeOffset(m_fpOut, "_module_exports", addr+36);
	MakeOffset(m_fpOut, "_module_exp_end", addr+40);
	MakeOffset(m_fpOut, "_module_imports", addr+44);
	MakeOffset(m_fpOut, "_module_imp_end", addr+48);

	fprintf(m_fpOut, "}\n\n");

	return true;
}

Example #2

File: SerializePrxToIdc.C Project: FTPiano/prxtool

bool CSerializePrxToIdc::SerializeExport(int num, const PspLibExport *exp)
{
	char str_export[128];
	int iLoop;
	u32 addr;
	snprintf(str_export, sizeof(str_export), "export_%d", num);

	addr = exp->addr;

	if(exp->stub.name != 0)
	{
		MakeOffset(m_fpOut, str_export, addr);
		MakeString(m_fpOut, BuildName(str_export, "name"), exp->stub.name);
	}
	else
	{
		MakeDword(m_fpOut, str_export, addr);
	}

	MakeDword(m_fpOut, BuildName(str_export, "flags"), addr+4);
	MakeDword(m_fpOut, BuildName(str_export, "counts"), addr+8);
	MakeOffset(m_fpOut, BuildName(str_export, "exports"), addr+12);

	for(iLoop = 0; iLoop < exp->f_count; iLoop++)
	{
		MakeDword(m_fpOut, BuildName(str_export, exp->funcs[iLoop].name), exp->funcs[iLoop].nid_addr);
		MakeOffset(m_fpOut, "", exp->funcs[iLoop].nid_addr + ((exp->v_count + exp->f_count) * 4));
		MakeFunction(m_fpOut, exp->funcs[iLoop].name, exp->funcs[iLoop].addr);
	}

	for(iLoop = 0; iLoop < exp->v_count; iLoop++)
	{
		MakeDword(m_fpOut, BuildName(str_export, exp->vars[iLoop].name), exp->vars[iLoop].nid_addr);
		MakeOffset(m_fpOut, "", exp->vars[iLoop].nid_addr + ((exp->v_count + exp->f_count) * 4));
	}

	return true;
}

Example #3

File: cdvd.cpp Project: ACanadianKernel/pcsx2

bool CDVD::Read(int lsn, int mode)
{
	if(mode != CDVD_MODE_2048) return false;

	if(lsn < 0) lsn += m_block.count;

	if(lsn < 0 || lsn >= m_block.count) return false;

	if(m_cache.pending)
	{
		CancelIo(m_hFile);
		ResetEvent(m_overlapped.hEvent);
		m_cache.pending = false;
	}

	if(lsn >= m_cache.start && lsn < m_cache.start + m_cache.count)
	{
		memcpy(&m_buff[24], &m_cache.buff[(lsn - m_cache.start) * 2048], 2048);

		return true;
	}

	m_cache.pending = true;
	m_cache.start = lsn;
	m_cache.count = min(CACHE_BLOCK_COUNT, m_block.count - m_cache.start);

	LARGE_INTEGER offset = MakeOffset(lsn);

	m_overlapped.Offset = offset.LowPart;
	m_overlapped.OffsetHigh = offset.HighPart;

	if(!ReadFile(m_hFile, m_cache.buff, m_cache.count * 2048, NULL, &m_overlapped))
	{
		switch(GetLastError())
		{
		case ERROR_IO_PENDING:
			break;
		case ERROR_HANDLE_EOF:
			return false;
		}
	}

	return true;
}