bool
ReadBufferAndDumpToStream<StringElementType::UTF32> (ReadBufferAndDumpToStreamOptions options)
{
assert(options.GetStream() && "need a Stream to print the string to");
return DumpUTFBufferToStream(ConvertUTF32toUTF8, options.GetData(), *options.GetStream(), options.GetPrefixToken(), options.GetQuote(), options.GetSourceSize(), options.GetEscapeNonPrintables());
}
bool
ReadBufferAndDumpToStream<StringElementType::UTF32> (const ReadBufferAndDumpToStreamOptions& options)
{
assert(options.GetStream() && "need a Stream to print the string to");
return DumpUTFBufferToStream(ConvertUTF32toUTF8, options);
}
static bool
ReadUTFBufferAndDumpToStream (const ReadStringAndDumpToStreamOptions& options,
ConversionResult (*ConvertFunction) (const SourceDataType**,
const SourceDataType*,
UTF8**,
UTF8*,
ConversionFlags))
{
assert(options.GetStream() && "need a Stream to print the string to");
if (options.GetLocation() == 0 || options.GetLocation() == LLDB_INVALID_ADDRESS)
return false;
lldb::ProcessSP process_sp(options.GetProcessSP());
if (!process_sp)
return false;
const int type_width = sizeof(SourceDataType);
const int origin_encoding = 8 * type_width ;
if (origin_encoding != 8 && origin_encoding != 16 && origin_encoding != 32)
return false;
// if not UTF8, I need a conversion function to return proper UTF8
if (origin_encoding != 8 && !ConvertFunction)
return false;
if (!options.GetStream())
return false;
uint32_t sourceSize = options.GetSourceSize();
bool needs_zero_terminator = options.GetNeedsZeroTermination();
if (!sourceSize)
{
sourceSize = process_sp->GetTarget().GetMaximumSizeOfStringSummary();
needs_zero_terminator = true;
}
else if (!options.GetIgnoreMaxLength())
sourceSize = std::min(sourceSize,process_sp->GetTarget().GetMaximumSizeOfStringSummary());
const int bufferSPSize = sourceSize * type_width;
lldb::DataBufferSP buffer_sp(new DataBufferHeap(bufferSPSize,0));
if (!buffer_sp->GetBytes())
return false;
Error error;
char *buffer = reinterpret_cast<char *>(buffer_sp->GetBytes());
if (needs_zero_terminator)
process_sp->ReadStringFromMemory(options.GetLocation(), buffer, bufferSPSize, error, type_width);
else
process_sp->ReadMemoryFromInferior(options.GetLocation(), (char*)buffer_sp->GetBytes(), bufferSPSize, error);
if (error.Fail())
{
options.GetStream()->Printf("unable to read data");
return true;
}
DataExtractor data(buffer_sp, process_sp->GetByteOrder(), process_sp->GetAddressByteSize());
return DumpUTFBufferToStream(ConvertFunction, data, *options.GetStream(), options.GetPrefixToken(), options.GetQuote(), sourceSize, options.GetEscapeNonPrintables());
}
