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Commit 6339e596 authored by Henri Chataing's avatar Henri Chataing
Browse files

packetgen: Delete the rust generator 

The rust generation is now assumed by the rewritten pdl compiler
tools, using the 'pdl_rust_generator_defaults' genrule configuration

Bug: 284980692
Test: NA
Change-Id: Id6a2b4a25872383ae88886b4d7c345c73a2f4242
parent 330b6df7

system/gd/BUILD.gn

+0 −7
Original line number Diff line number Diff line
@@ -132,10 +132,3 @@ packetgen_headers("BluetoothGeneratedPackets_h") { 
  include = "system/gd"

  source_root = "../.."

}
 


packetgen_rust("BluetoothGeneratedPackets_rust") {

  sources = [ "hci/hci_packets.pdl" ]



  include = "system/gd"

  source_root = "../.."

}

system/gd/packet/parser/Android.bp

+0 −1
Original line number Diff line number Diff line
@@ -36,7 +36,6 @@ cc_binary_host { 
        "fields/variable_length_struct_field.cc",

        "fields/vector_field.cc",

        "gen_cpp.cc",

        "gen_rust.cc",

        "language_l.ll",

        "language_y.yy",

        "main.cc",

system/gd/packet/parser/BUILD.gn

+0 −1
Original line number Diff line number Diff line
@@ -59,7 +59,6 @@ executable("bluetooth_packetgen") { 
    "fields/variable_length_struct_field.cc",

    "fields/vector_field.cc",

    "gen_cpp.cc",

    "gen_rust.cc",

    "main.cc",

    "packet_def.cc",

    "packet_dependency.cc",

system/gd/packet/parser/enum_gen.cc

+0 −41
Original line number Diff line number Diff line
@@ -59,44 +59,3 @@ void EnumGen::GenLogging(std::ostream& stream) { 
  stream << "  return os << " << e_.name_ << "Text(param);";

  stream << "}\n";

}
 


void EnumGen::GenRustDef(std::ostream& stream) {

  stream << "#[derive(FromPrimitive, ToPrimitive, Debug, Hash, Eq, PartialEq, Clone, Copy)]\n";

  stream << "#[repr(u64)]\n";

  stream << "pub enum " << e_.name_ << " {";

  for (const auto& pair : e_.constants_) {

    stream << util::ConstantCaseToCamelCase(pair.second) << " = 0x" << std::hex << pair.first << std::dec << ",";

  }

  stream << "}";



  stream << "impl fmt::Display for " << e_.name_ << " {";

  stream << "fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {";

  stream << "match self {";

  for (const auto& pair : e_.constants_) {

    stream << e_.name_ << "::" << util::ConstantCaseToCamelCase(pair.second) << " => "

           << "write!(f, \"{:#0" << (util::RoundSizeUp(e_.size_) / 4) + 2 << "X} (" << pair.second << ")\", "

           << "self.to_" << util::GetRustTypeForSize(e_.size_) << "().unwrap()),";

  }

  stream << "}}}\n";



  if (e_.try_from_enum_ != nullptr) {

    std::vector<std::string> other_items;

    for (const auto& pair : e_.try_from_enum_->constants_) {

      other_items.push_back(pair.second);

    }

    stream << "impl TryFrom<" << e_.try_from_enum_->name_ << "> for " << e_.name_ << " {";

    stream << "type Error = &'static str;";

    stream << "fn try_from(value: " << e_.try_from_enum_->name_ << ") -> std::result::Result<Self, Self::Error> {";

    stream << "match value {";

    for (const auto& pair : e_.constants_) {

      if (std::find(other_items.begin(), other_items.end(), pair.second) == other_items.end()) {

        continue;

      }

      auto constant_name = util::ConstantCaseToCamelCase(pair.second);

      stream << e_.try_from_enum_->name_ << "::" << constant_name << " => Ok(" << e_.name_ << "::" << constant_name

             << "),";

    }

    stream << "_ => Err(\"No mapping for provided key\"),";

    stream << "}}}";

  }

}

system/gd/packet/parser/enum_gen.h

+0 −2
Original line number Diff line number Diff line
@@ -31,7 +31,5 @@ class EnumGen { 


  void GenLogging(std::ostream& stream);



  void GenRustDef(std::ostream& stream);



  EnumDef e_;

};