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Commit fb8a18c3 authored by Myles Watson's avatar Myles Watson Committed by android-build-merger
Browse files

Merge changes I62125269,Icbe89252 am: 924497b1 

am: 227c41eb

Change-Id: I0894322ee2e86ae2dcbd2dcf586ca04441ceda41
parents 7ddbc5ea 227c41eb

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

+1 −1
Original line number Diff line number Diff line
@@ -99,7 +99,7 @@ void ArrayField::GenGetter(std::ostream& s, Size start_offset, Size end_offset) 
  s << "size_t end_index = size();";

  s << "auto to_bound = begin();";



  int num_leading_bits = GenBounds(s, start_offset, end_offset);

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

  s << GetDataType() << " " << GetName() << "_value;";

  s << GetDataType() << "* " << GetName() << "_ptr = &" << GetName() << "_value;";

  GenExtractor(s, num_leading_bits, false);

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

+1 −1
Original line number Diff line number Diff line
@@ -56,7 +56,7 @@ void CustomField::GenGetter(std::ostream& s, Size start_offset, Size end_offset) 
  s << "size_t end_index = size();";

  s << "auto to_bound = begin();";



  int num_leading_bits = GenBounds(s, start_offset, end_offset);

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

  s << "std::unique_ptr<" << GetDataType() << "> " << GetName() << "_value";

  s << " = std::make_unique<" << GetDataType() << ">();";

  s << GetDataType() << "* " << GetName() << "_ptr = " << GetName() << "_value.get();";

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

+2 −2
Original line number Diff line number Diff line
@@ -30,12 +30,12 @@ std::string CustomFieldFixedSize::GetDataType() const { 
  return type_name_;

}



int CustomFieldFixedSize::GenBounds(std::ostream& s, Size start_offset, Size end_offset) const {

int CustomFieldFixedSize::GenBounds(std::ostream& s, Size start_offset, Size end_offset, Size size) const {

  if (!start_offset.empty()) {

    // Default to start if available.

    s << "auto " << GetName() << "_it = to_bound + (" << start_offset << ") / 8;";

  } else if (!end_offset.empty()) {

    Size byte_offset = GetSize() + end_offset;

    Size byte_offset = size + end_offset;

    s << "auto " << GetName() << "_it = to_bound (+ to_bound.NumBytesRemaining() - (" << byte_offset << ") / 8);";

  } else {

    ERROR(this) << "Ambiguous offset for field.";

system/gd/packet/parser/fields/custom_field_fixed_size.h

+1 −1
Original line number Diff line number Diff line
@@ -29,7 +29,7 @@ class CustomFieldFixedSize : public ScalarField { 


  virtual std::string GetDataType() const override;



  virtual int GenBounds(std::ostream& s, Size start_offset, Size end_offset) const override;

  virtual int GenBounds(std::ostream& s, Size start_offset, Size end_offset, Size size) const override;



  virtual void GenExtractor(std::ostream& s, int num_leading_bits, bool for_struct) const override;

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

+8 −8
Original line number Diff line number Diff line
@@ -36,11 +36,11 @@ Size PacketField::GetBuilderSize() const { 
  return GetSize();

}



int PacketField::GenBounds(std::ostream& s, Size start_offset, Size end_offset) const {

int PacketField::GenBounds(std::ostream& s, Size start_offset, Size end_offset, Size size) const {

  // In order to find field_begin and field_end, we must have two of the three Sizes.

  if ((start_offset.empty() && GetSize().empty()) || (start_offset.empty() && end_offset.empty()) ||

      (end_offset.empty() && GetSize().empty())) {

    ERROR(this) << "GenBounds called without enough information. " << start_offset << end_offset << GetSize();

  if ((start_offset.empty() && size.empty()) || (start_offset.empty() && end_offset.empty()) ||

      (end_offset.empty() && size.empty())) {

    ERROR(this) << "GenBounds called without enough information. " << start_offset << end_offset << size;

  }



  if (start_offset.bits() % 8 != 0 || end_offset.bits() % 8 != 0) {
@@ -50,18 +50,18 @@ int PacketField::GenBounds(std::ostream& s, Size start_offset, Size end_offset) 
  if (!start_offset.empty()) {

    s << "size_t field_begin = (" << start_offset << ") / 8;";

  } else {

    s << "size_t field_begin = end_index - (" << end_offset << " + " << GetSize() << ") / 8;";

    s << "size_t field_begin = end_index - (" << end_offset << " + " << size << ") / 8;";

  }



  if (!end_offset.empty()) {

    s << "size_t field_end = end_index - (" << end_offset << ") / 8;";

    // If the field has a known size, use the minimum for the end

    if (!GetSize().empty()) {

      s << "size_t field_sized_end = field_begin + (" << GetSize() << ") / 8;";

    if (!size.empty()) {

      s << "size_t field_sized_end = field_begin + (" << size << ") / 8;";

      s << "if (field_sized_end < field_end) { field_end = field_sized_end; }";

    }

  } else {

    s << "size_t field_end = field_begin + (" << GetSize() << ") / 8;";

    s << "size_t field_end = field_begin + (" << size << ") / 8;";

    s << "if (field_end > end_index) { field_end = end_index; }";

  }

  s << "auto " << name_ << "_it = to_bound.Subrange(field_begin, field_end - field_begin); ";