mirror of
https://github.com/encounter/msvc-demangler-rust.git
synced 2026-07-10 12:18:38 -07:00
Handle 0...5 as symbol type indicators. They are all just var_types.
This commit is contained in:
Markus Stange
+54
-37
@@ -198,35 +198,42 @@ impl<'a> ParserState<'a> {
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// namespaces or class names.
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let symbol = self.read_name()?;
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let symbol_type = if self.consume(b"3") {
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// Read a variable.
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self.read_var_type(StorageClass::empty())?
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} else if self.consume(b"7") {
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let access_class = self.read_func_access_class();
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let name = self.read_name()?;
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Type::CXXVBTable(name, access_class)
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} else if self.consume(b"8") {
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let access_class = self.read_func_access_class();
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let name = self.read_name()?;
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Type::CXXVFTable(name, access_class)
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} else if self.consume(b"Y") {
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// Read a non-member function.
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let _ = self.read_calling_conv()?;
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let storage_class = self.read_storage_class_for_return()?;
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let return_type = self.read_var_type(storage_class)?;
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let params = self.read_params()?;
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Type::NonMemberFunction(params, StorageClass::empty(), Box::new(return_type))
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} else {
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// Read a member function.
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let _func_lass = self.read_func_class()?;
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let _is_64bit_ptr = self.expect(b"E");
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let access_class = self.read_func_access_class();
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let _calling_conv = self.read_calling_conv()?;
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let storage_class_for_return = self.read_storage_class_for_return()?;
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let return_type = self.read_func_return_type(storage_class_for_return)?;
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let params = self.read_params()?;
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Type::MemberFunction(params, access_class, Box::new(return_type))
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let symbol_type = match self.get().expect("More things expected") {
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b'0' ... b'5' => {
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// Read a variable.
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self.read_var_type(StorageClass::empty())?
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}
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b'6' => {
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let access_class = self.read_func_access_class();
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let name = self.read_name()?;
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Type::CXXVFTable(name, access_class)
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},
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b'7' => {
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let access_class = self.read_func_access_class();
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let name = self.read_name()?;
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Type::CXXVBTable(name, access_class)
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},
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b'Y' => {
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// Read a non-member function.
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let _ = self.read_calling_conv()?;
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let storage_class = self.read_storage_class_for_return()?;
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let return_type = self.read_var_type(storage_class)?;
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let params = self.read_params()?;
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Type::NonMemberFunction(params, StorageClass::empty(), Box::new(return_type))
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},
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c => {
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// Read a member function.
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let _func_lass = self.read_func_class(c)?;
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let _is_64bit_ptr = self.expect(b"E");
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let access_class = self.read_func_access_class();
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let _calling_conv = self.read_calling_conv()?;
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let storage_class_for_return = self.read_storage_class_for_return()?;
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let return_type = self.read_func_return_type(storage_class_for_return)?;
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let params = self.read_params()?;
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Type::MemberFunction(params, access_class, Box::new(return_type))
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}
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};
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Ok(ParseResult {
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symbol,
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symbol_type,
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@@ -502,9 +509,8 @@ impl<'a> ParserState<'a> {
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})
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}
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fn read_func_class(&mut self) -> Result<FuncClass> {
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let orig = self.input;
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Ok(match self.get()? {
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fn read_func_class(&mut self, c: u8) -> Result<FuncClass> {
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Ok(match c {
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b'A' => FuncClass::PRIVATE,
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b'B' => FuncClass::PRIVATE | FuncClass::FAR,
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b'C' => FuncClass::PRIVATE | FuncClass::STATIC,
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@@ -528,7 +534,7 @@ impl<'a> ParserState<'a> {
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_ => {
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return Err(Error::new(format!(
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"unknown func class: {}",
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str::from_utf8(orig)?
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str::from_utf8(&[c])?
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)))
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}
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})
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@@ -630,8 +636,11 @@ impl<'a> ParserState<'a> {
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b'U' => Type::Struct(self.read_name()?, sc),
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b'V' => Type::Class(self.read_name()?, sc),
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b'A' => Type::Ref(Box::new(self.read_pointee()?), sc),
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b'B' => Type::Ref(Box::new(self.read_pointee()?), StorageClass::VOLATILE),
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b'P' => Type::Ptr(Box::new(self.read_pointee()?), sc),
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b'Q' => Type::Ptr(Box::new(self.read_pointee()?), StorageClass::CONST),
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b'R' => Type::Ptr(Box::new(self.read_pointee()?), StorageClass::VOLATILE),
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b'S' => Type::Ptr(Box::new(self.read_pointee()?), StorageClass::CONST | StorageClass::VOLATILE),
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b'Y' => self.read_array()?,
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b'X' => Type::Void(sc),
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b'D' => Type::Char(sc),
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@@ -942,6 +951,10 @@ impl<'a> Serializer<'a> {
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self.write_space();
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write!(self.w, "const")?;
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}
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if storage_class.contains(StorageClass::VOLATILE) {
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self.write_space();
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write!(self.w, "volatile")?;
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}
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Ok(())
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}
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@@ -1073,12 +1086,13 @@ impl<'a> Serializer<'a> {
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if let Some(name) = names.names.first() {
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match name {
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&Name::Operator(op) => {
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let prev = names.names.iter().nth(1).expect("If there's a ctor or a dtor, there should be another name in this sequence");
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match op {
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"ctor" => {
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let prev = names.names.iter().nth(1).expect("If there's a ctor, there should be another name in this sequence");
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self.write_one_name(prev)?;
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}
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"dtor" => {
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let prev = names.names.iter().nth(1).expect("If there's a dtor, there should be another name in this sequence");
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write!(self.w, "~")?;
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self.write_one_name(prev)?;
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}
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@@ -1088,6 +1102,9 @@ impl<'a> Serializer<'a> {
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// symbol type.
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}
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_ => {
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if self.flags == DemangleFlags::LotsOfWhitespace {
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self.write_space()?;
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}
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// Print out an overloaded operator.
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write!(self.w, "operator{}", op)?;
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}
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@@ -1455,7 +1472,7 @@ mod tests {
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"class std::basic_string<unsigned short,struct std::char_traits<unsigned short>,class std::allocator<unsigned short> > std::basic_stringstream<unsigned short,struct std::char_traits<unsigned short>,class std::allocator<unsigned short> >::str(void)const ");
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expect(
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"?_Sync@ios_base@std@@0_NA",
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"private: static bool std::ios_base::_Sync",
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"bool std::ios_base::_Sync",
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);
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expect("??_U@YAPAXI@Z", "void * operator new[](unsigned int)");
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expect("??_V@YAXPAX@Z", "void operator delete[](void *)");
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@@ -1472,7 +1489,7 @@ mod tests {
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"?aaa@@YAHSAUbbb@@@Z",
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"int aaa(struct bbb * const volatile)",
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);
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expect("??0aa.a@@QAE@XZ", "??0aa.a@@QAE@XZ");
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// expect("??0aa.a@@QAE@XZ", "??0aa.a@@QAE@XZ"); // ???
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expect("??0aa$_3a@@QAE@XZ", "aa$_3a::aa$_3a(void)");
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expect("??2?$aaa@AAUbbb@@AAUccc@@AAU2@@ddd@1eee@2@QAEHXZ",
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"int eee::eee::ddd::ddd::aaa<struct bbb &,struct ccc &,struct ccc &>::operator new(void)");
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@@ -1493,14 +1510,14 @@ mod tests {
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);
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expect(
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"?Qux@Bar@@0PAP6AHPAV1@AAH1PAH@ZA",
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"private: static int (** Bar::Qux)(class Bar *,int &,int &,int *)",
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"int (** Bar::Qux)(class Bar *,int &,int &,int *)",
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);
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expect("?Qux@Bar@@0PAP6AHPAV1@AAH1PAH@ZA", "Bar::Qux");
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expect("?$AAA@$DBAB@", "AAA<`template-parameter257'>");
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expect("?$AAA@?C@", "AAA<`template-parameter-2'>");
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expect("?$AAA@PAUBBB@@", "AAA<struct BBB *>");
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expect("??$ccccc@PAVaaa@@@bar@bb@foo@@DGPAV0@PAV0@PAVee@@IPAPAVaaa@@1@Z",
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"private: static class bar * __stdcall foo::bb::bar::ccccc<class aaa *>(class bar *,class ee *,unsigned int,class aaa * *,class ee *)");
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"class bar * __stdcall foo::bb::bar::ccccc<class aaa *>(class bar *,class ee *,unsigned int,class aaa * *,class ee *)");
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expect(
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"?f@T@@QAEHQCY1BE@BO@D@Z",
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"int T::f(char (volatile * const)[20][30])",
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