59 lines
1.9 KiB
C++
59 lines
1.9 KiB
C++
#include "MetadataPduDeserializer.h"
|
|
|
|
MetadataPduDeserializer::MetadataPduDeserializer(const uint8_t* pduBuf, size_t maxSize,
|
|
MetadataInfo& info)
|
|
: FileDirectiveDeserializer(pduBuf, maxSize), info(info) {}
|
|
|
|
ReturnValue_t MetadataPduDeserializer::parseData() {
|
|
ReturnValue_t result = FileDirectiveDeserializer::parseData();
|
|
if (result != returnvalue::OK) {
|
|
return result;
|
|
}
|
|
size_t currentIdx = FileDirectiveDeserializer::getHeaderSize();
|
|
const uint8_t* buf = rawPtr + currentIdx;
|
|
size_t remSize = FileDirectiveDeserializer::getWholePduSize() - currentIdx;
|
|
if (remSize < 1) {
|
|
return SerializeIF::STREAM_TOO_SHORT;
|
|
}
|
|
info.setClosureRequested((*buf >> 6) & 0x01);
|
|
info.setChecksumType(static_cast<cfdp::ChecksumType>(*buf & 0x0f));
|
|
remSize -= 1;
|
|
buf += 1;
|
|
auto endianness = getEndianness();
|
|
result = info.getFileSize().deSerialize(&buf, &remSize, endianness);
|
|
if (result != returnvalue::OK) {
|
|
return result;
|
|
}
|
|
result = info.getSourceFileName().deSerialize(&buf, &remSize, endianness);
|
|
if (result != returnvalue::OK) {
|
|
return result;
|
|
}
|
|
result = info.getDestFileName().deSerialize(&buf, &remSize, endianness);
|
|
if (result != returnvalue::OK) {
|
|
return result;
|
|
}
|
|
|
|
info.setOptionsLen(0);
|
|
if (remSize > 0) {
|
|
if (not info.canHoldOptions()) {
|
|
return cfdp::METADATA_CANT_PARSE_OPTIONS;
|
|
}
|
|
cfdp::Tlv** optionsArray = nullptr;
|
|
size_t optsMaxLen = 0;
|
|
size_t optsIdx = 0;
|
|
info.getOptions(&optionsArray, nullptr, &optsMaxLen);
|
|
while (remSize > 0) {
|
|
if (optsIdx > optsMaxLen) {
|
|
return cfdp::METADATA_CANT_PARSE_OPTIONS;
|
|
}
|
|
result = optionsArray[optsIdx]->deSerialize(&buf, &remSize, endianness);
|
|
if (result != returnvalue::OK) {
|
|
return result;
|
|
}
|
|
optsIdx++;
|
|
}
|
|
info.setOptionsLen(optsIdx);
|
|
}
|
|
return result;
|
|
}
|