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#include "GuidRenderer.h"
bool isType(const vector<pair<Type*, size_t>>& context, const string& name)
{
if (context.empty())
return false;
auto [deepestType, size] = context.back();
if (!deepestType->IsNamedTypeRefer())
return false;
return deepestType->GetTypeName().GetString() == name;
}
bool EfiGuidRenderer::IsValidForData(BinaryView* bv, uint64_t address, Type* type,
vector<pair<Type*, size_t>>& context)
{
return isType(context, "EFI_GUID");
}
static string formatGuid(uint32_t data1, uint16_t data2, uint16_t data3, uint64_t data4)
{
std::ostringstream oss;
oss << std::hex << std::uppercase << std::setfill('0')
<< std::setw(8) << data1 << "-"
<< std::setw(4) << data2 << "-"
<< std::setw(4) << data3 << "-"
<< std::setw(16) << data4;
return oss.str();
}
vector<DisassemblyTextLine> EfiGuidRenderer::GetLinesForData(
BinaryView* bv, uint64_t address, Type*, const vector<InstructionTextToken>& prefix,
size_t, vector<pair<Type*, size_t>>& context)
{
BinaryReader reader(bv);
reader.Seek(address);
auto data1 = reader.Read32();
auto data2 = reader.Read16();
auto data3 = reader.Read16();
auto data4 = reader.ReadBE64();
string guidStr = formatGuid(data1, data2, data3, data4);
DisassemblyTextLine line;
line.addr = address;
line.tokens = prefix;
line.tokens.emplace_back(TextToken, "[EFI_GUID(\"");
line.tokens.emplace_back(StringToken, guidStr);
line.tokens.emplace_back(TextToken, "\")]");
return { line };
}
void EfiGuidRenderer::Register()
{
DataRendererContainer::RegisterTypeSpecificDataRenderer(new EfiGuidRenderer());
}
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