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Commit ad2baba3 authored by Zach Johnson's avatar Zach Johnson Committed by Automerger Merge Worker
Browse files

Merge "rusty-gd: Fix offsets for scalar fields." am: 48c2f68e am: 35ba87d7 

Original change: https://android-review.googlesource.com/c/platform/system/bt/+/1526341

MUST ONLY BE SUBMITTED BY AUTOMERGER

Change-Id: Ibb8887208a6c20f81c34bb4c35a8c6692ead746f
parents c4fa4de1 35ba87d7

system/gd/packet/parser/fields/scalar_field.cc

+7 −4
Original line number Diff line number Diff line
@@ -156,13 +156,16 @@ int ScalarField::GetRustBitOffset( 


void ScalarField::GenRustGetter(std::ostream& s, Size start_offset, Size end_offset) const {

  Size size = GetSize();



  int num_leading_bits = GetRustBitOffset(s, start_offset, end_offset, GetSize());



  s << "let " << GetName() << " = ";

  if (num_leading_bits == 0) {

    s << GetRustDataType() << "::from_le_bytes(bytes[" << start_offset.bytes() << "..";

  s << start_offset.bytes() + GetSize().bytes() << "].try_into().unwrap());";



  if (num_leading_bits != 0) {

    s << start_offset.bytes() + size.bytes() << "].try_into().unwrap());";

  } else {

    s << GetRustDataType() << "::from_le_bytes(bytes[" << start_offset.bytes() - 1 << "..";

    s << start_offset.bytes() + size.bytes() - 1 << "].try_into().unwrap());";

    s << "let " << GetName() << " = " << GetName() << " >> " << num_leading_bits << ";";

  }