36   Demangler(std::string_view Mangled);
58   void parseMangle(OutputBuffer *Demangled, std::string_view &Mangled);
68   void decodeNumber(std::string_view &Mangled, unsigned long &Ret);
81   bool decodeBackrefPos(std::string_view &Mangled, long &Ret);
91   bool decodeBackref(std::string_view &Mangled, std::string_view &Ret);
101   void parseSymbolBackref(OutputBuffer *Demangled, std::string_view &Mangled);
110   void parseTypeBackref(std::string_view &Mangled);
119   bool isSymbolName(std::string_view Mangled);
128   void parseIdentifier(OutputBuffer *Demangled, std::string_view &Mangled);
139   void parseLName(OutputBuffer *Demangled, std::string_view &Mangled,
149   void parseQualified(OutputBuffer *Demangled, std::string_view &Mangled);
159   bool parseType(std::string_view &Mangled);
169 void Demangler::decodeNumber(std::string_view &Mangled, unsigned long &Ret) {  in decodeNumber()  argument
171   if (Mangled.empty()) {  in decodeNumber()
172     Mangled = {};  in decodeNumber()
176   if (!std::isdigit(Mangled.front())) {  in decodeNumber()
177     Mangled = {};  in decodeNumber()
184     unsigned long Digit = Mangled[0] - '0';  in decodeNumber()
188       Mangled = {};  in decodeNumber()
193     Mangled.remove_prefix(1);  in decodeNumber()
194   } while (!Mangled.empty() && std::isdigit(Mangled.front()));  in decodeNumber()
196   if (Mangled.empty()) {  in decodeNumber()
197     Mangled = {};  in decodeNumber()
204 bool Demangler::decodeBackrefPos(std::string_view &Mangled, long &Ret) {  in decodeBackrefPos()  argument
206   if (Mangled.empty()) {  in decodeBackrefPos()
207     Mangled = {};  in decodeBackrefPos()
222   while (!Mangled.empty() && std::isalpha(Mangled.front())) {  in decodeBackrefPos()
229     if (Mangled[0] >= 'a' && Mangled[0] <= 'z') {  in decodeBackrefPos()
230       Val += Mangled[0] - 'a';  in decodeBackrefPos()
234       Mangled.remove_prefix(1);  in decodeBackrefPos()
238     Val += Mangled[0] - 'A';  in decodeBackrefPos()
239     Mangled.remove_prefix(1);  in decodeBackrefPos()
242   Mangled = {};  in decodeBackrefPos()
246 bool Demangler::decodeBackref(std::string_view &Mangled,  in decodeBackref()  argument
248   assert(!Mangled.empty() && Mangled.front() == 'Q' &&  in decodeBackref()
253   const char *Qpos = Mangled.data();  in decodeBackref()
255   Mangled.remove_prefix(1);  in decodeBackref()
257   if (!decodeBackrefPos(Mangled, RefPos)) {  in decodeBackref()
258     Mangled = {};  in decodeBackref()
263     Mangled = {};  in decodeBackref()
274                                    std::string_view &Mangled) {  in parseSymbolBackref()  argument
283   if (!decodeBackref(Mangled, Backref)) {  in parseSymbolBackref()
284     Mangled = {};  in parseSymbolBackref()
291     Mangled = {};  in parseSymbolBackref()
297     Mangled = {};  in parseSymbolBackref()
300 void Demangler::parseTypeBackref(std::string_view &Mangled) {  in parseTypeBackref()  argument
308   if (Mangled.data() - Str.data() >= LastBackref) {  in parseTypeBackref()
309     Mangled = {};  in parseTypeBackref()
314   LastBackref = Mangled.data() - Str.data();  in parseTypeBackref()
318   if (!decodeBackref(Mangled, Backref)) {  in parseTypeBackref()
319     Mangled = {};  in parseTypeBackref()
325     Mangled = {};  in parseTypeBackref()
331     Mangled = {};  in parseTypeBackref()
336     Mangled = {};  in parseTypeBackref()
339 bool Demangler::isSymbolName(std::string_view Mangled) {  in isSymbolName()  argument
341   const char *Qref = Mangled.data();  in isSymbolName()
343   if (std::isdigit(Mangled.front()))  in isSymbolName()
348   if (Mangled.front() != 'Q')  in isSymbolName()
351   Mangled.remove_prefix(1);  in isSymbolName()
352   bool Valid = decodeBackrefPos(Mangled, Ret);  in isSymbolName()
360                             std::string_view &Mangled) {  in parseMangle()  argument
370   Mangled.remove_prefix(2);  in parseMangle()
372   parseQualified(Demangled, Mangled);  in parseMangle()
374   if (Mangled.empty()) {  in parseMangle()
375     Mangled = {};  in parseMangle()
380   if (Mangled.front() == 'Z') {  in parseMangle()
381     Mangled.remove_prefix(1);  in parseMangle()
382   } else if (!parseType(Mangled))  in parseMangle()
383     Mangled = {};  in parseMangle()
387                                std::string_view &Mangled) {  in parseQualified()  argument
406     if (!Mangled.empty() && Mangled.front() == '0') {  in parseQualified()
408         Mangled.remove_prefix(1);  in parseQualified()
409       while (!Mangled.empty() && Mangled.front() == '0');  in parseQualified()
418     parseIdentifier(Demangled, Mangled);  in parseQualified()
419   } while (!Mangled.empty() && isSymbolName(Mangled));  in parseQualified()
423                                 std::string_view &Mangled) {  in parseIdentifier()  argument
424   if (Mangled.empty()) {  in parseIdentifier()
425     Mangled = {};  in parseIdentifier()
429   if (Mangled.front() == 'Q')  in parseIdentifier()
430     return parseSymbolBackref(Demangled, Mangled);  in parseIdentifier()
435   decodeNumber(Mangled, Len);  in parseIdentifier()
437   if (Mangled.empty()) {  in parseIdentifier()
438     Mangled = {};  in parseIdentifier()
441   if (!Len || Mangled.length() < Len) {  in parseIdentifier()
442     Mangled = {};  in parseIdentifier()
451   if (Len >= 4 && starts_with(Mangled, "__S")) {  in parseIdentifier()
452     const size_t SuffixLen = Mangled.length() - Len;  in parseIdentifier()
453     std::string_view P = Mangled.substr(3);  in parseIdentifier()
458       Mangled.remove_prefix(Len);  in parseIdentifier()
459       return parseIdentifier(Demangled, Mangled);  in parseIdentifier()
465   parseLName(Demangled, Mangled, Len);  in parseIdentifier()
468 bool Demangler::parseType(std::string_view &Mangled) {  in parseType()  argument
469   if (Mangled.empty()) {  in parseType()
470     Mangled = {};  in parseType()
474   switch (Mangled.front()) {  in parseType()
483     Mangled.remove_prefix(1);  in parseType()
491     parseTypeBackref(Mangled);  in parseType()
496     Mangled = {};  in parseType()
501 void Demangler::parseLName(OutputBuffer *Demangled, std::string_view &Mangled,  in parseLName()  argument
505     if (starts_with(Mangled, "__initZ")) {  in parseLName()
509       Mangled.remove_prefix(Len);  in parseLName()
512     if (starts_with(Mangled, "__vtblZ")) {  in parseLName()
516       Mangled.remove_prefix(Len);  in parseLName()
522     if (starts_with(Mangled, "__ClassZ")) {  in parseLName()
526       Mangled.remove_prefix(Len);  in parseLName()
532     if (starts_with(Mangled, "__InterfaceZ")) {  in parseLName()
536       Mangled.remove_prefix(Len);  in parseLName()
542     if (starts_with(Mangled, "__ModuleInfoZ")) {  in parseLName()
546       Mangled.remove_prefix(Len);  in parseLName()
552   *Demangled << Mangled.substr(0, Len);  in parseLName()
553   Mangled.remove_prefix(Len);  in parseLName()
556 Demangler::Demangler(std::string_view Mangled)  in Demangler()  argument
557     : Str(Mangled), LastBackref(Mangled.length()) {}  in Demangler()