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11 changes: 11 additions & 0 deletions tools/ExternalFunctionAuto-Completion/DemanglingTools/in.json
Original file line number Diff line number Diff line change
@@ -0,0 +1,11 @@

{
"Function" : [
{ "name":"_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_" },
{ "name":"_ZNSolsEPFRSoS_E" },
{ "name":"_ZNSt8ios_base4InitC1Ev" },
{ "name":"_ZNSolsEd" },
{ "name":"_ZNSt8ios_base4InitD1Ev" }

]
}
Submodule jsoncpp added at 8190e0
74 changes: 74 additions & 0 deletions tools/ExternalFunctionAuto-Completion/DemanglingTools/out.json
Original file line number Diff line number Diff line change
@@ -0,0 +1,74 @@
{
"Function" : [
{
"BaseName" : "endl",
"DeclContextName" : "std",
"EntireName" : "std::basic_ostream<char, std::char_traits<char> >& std::endl<char, std::char_traits<char> >(std::basic_ostream<char, std::char_traits<char> >&)",
"FunctionName" : "std::endl<char, std::char_traits<char> >",
"MangledName" : "_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_",
"Parameters" : "(std::basic_ostream<char, std::char_traits<char> >&)",
"ReturnType" : "std::basic_ostream<char, std::char_traits<char> >&",
"hasFunctionQualifiers" : false,
"isCtorOrDtor" : false,
"isData" : false,
"isFunction" : true,
"isSpecialName" : false
},
{
"BaseName" : "operator<<",
"DeclContextName" : "std::ostream",
"EntireName" : "std::ostream::operator<<(std::ostream& (*)(std::ostream&))",
"FunctionName" : "std::ostream::operator<<",
"MangledName" : "_ZNSolsEPFRSoS_E",
"Parameters" : "(std::ostream& (*)(std::ostream&))",
"ReturnType" : "",
"hasFunctionQualifiers" : false,
"isCtorOrDtor" : false,
"isData" : false,
"isFunction" : true,
"isSpecialName" : false
},
{
"BaseName" : "Init",
"DeclContextName" : "std::ios_base::Init",
"EntireName" : "std::ios_base::Init::Init()",
"FunctionName" : "std::ios_base::Init::Init",
"MangledName" : "_ZNSt8ios_base4InitC1Ev",
"Parameters" : "()",
"ReturnType" : "",
"hasFunctionQualifiers" : false,
"isCtorOrDtor" : true,
"isData" : false,
"isFunction" : true,
"isSpecialName" : false
},
{
"BaseName" : "operator<<",
"DeclContextName" : "std::ostream",
"EntireName" : "std::ostream::operator<<(double)",
"FunctionName" : "std::ostream::operator<<",
"MangledName" : "_ZNSolsEd",
"Parameters" : "(double)",
"ReturnType" : "",
"hasFunctionQualifiers" : false,
"isCtorOrDtor" : false,
"isData" : false,
"isFunction" : true,
"isSpecialName" : false
},
{
"BaseName" : "~Init",
"DeclContextName" : "std::ios_base::Init",
"EntireName" : "std::ios_base::Init::~Init()",
"FunctionName" : "std::ios_base::Init::~Init",
"MangledName" : "_ZNSt8ios_base4InitD1Ev",
"Parameters" : "()",
"ReturnType" : "",
"hasFunctionQualifiers" : false,
"isCtorOrDtor" : true,
"isData" : false,
"isFunction" : true,
"isSpecialName" : false
}
]
}
164 changes: 164 additions & 0 deletions tools/ExternalFunctionAuto-Completion/DemanglingTools/test.cpp
Original file line number Diff line number Diff line change
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//this file is a simple tools to use the llvm/Demangle.h to demangle extern_funcs
#include <string.h>
#include <stdlib.h>
#include <stdio.h>
#include <list>
#include <iostream>
#include <fstream>
#include "llvm/Demangle/Demangle.h"
#include "jsoncpp/include/json/json.h"


typedef struct
{
std::string MangledName;
std::string BaseName;
std::string DeclContextName;
std::string Parameters;
std::string FunctionName;
std::string EntireName;
std::string ReturnType;
bool hasFunctionQualifiers =false;
bool isCtorOrDtor =false;
bool isFunction =false;
bool isData =false;
bool isSpecialName =false;
}MangleNode;

void readFileJson(std::list<std::string>* funclist)
{
Json::Reader reader;
Json::Value root;

std::ifstream in("in.json", std::ios::binary);
if (!in.is_open())
{
std::cout << "Error opening file\n";
return ;
}
if (reader.parse(in, root))
{
if (root["Function"].isArray())
{
int nArraySize = root["Function"].size();
for (int i=0; i<nArraySize; i++)
{
std::string funcName = root["Function"][i]["name"].asString();
funclist->push_back(funcName);
}
}

}
else
{
std::cout << "parse error\n" << std::endl;
}
in.close();

}

MangleNode DemangleFunction(std::string funcName)
{
MangleNode MNode;
const char* pcmangledname = funcName.data();
int size = 0;
int status = 0;
char * demangled = NULL;
char * FunctionReturnType = NULL;
char * FunctionBaseName = NULL;
char * demangled4 = NULL;
char * demangled5 = NULL;
char * demangled6 = NULL;
llvm::ItaniumPartialDemangler IPD;

IPD.partialDemangle(funcName.data());
MNode.MangledName=funcName;
MNode.ReturnType= IPD.getFunctionReturnType(NULL, NULL);
MNode.BaseName= IPD.getFunctionBaseName(NULL, NULL);
MNode.DeclContextName= IPD.getFunctionDeclContextName(NULL, NULL);
MNode.FunctionName= IPD.getFunctionName(NULL,NULL);
MNode.Parameters= IPD.getFunctionParameters(NULL,NULL);
MNode.EntireName = llvm::itaniumDemangle(funcName.data(), NULL, NULL, &status);
if(IPD.isCtorOrDtor())
{
MNode.isCtorOrDtor=true;
}
if(IPD.hasFunctionQualifiers())
{
MNode.hasFunctionQualifiers=true;
}
if(IPD.isData())
{
MNode.isData=true;
}
if(IPD.isFunction())
{
MNode.isFunction=true;
}
if(IPD.isSpecialName())
{
MNode.isSpecialName=true;
}

return MNode;




}





int main ()
{

std::list<std::string> func_list;
readFileJson(&func_list);
std::list<std::string>::iterator iter;
Json::Value root;
for(iter=func_list.begin(); iter != func_list.end(); iter++)
{
Json::Value bro;
MangleNode MNode=DemangleFunction(*iter);
bro["MangledName"]=Json::Value(MNode.MangledName);
bro["BaseName"]=Json::Value(MNode.BaseName);
bro["DeclContextName"]=Json::Value(MNode.DeclContextName);
bro["Parameters"]=Json::Value(MNode.Parameters);
bro["ReturnType"]=Json::Value(MNode.ReturnType);
bro["FunctionName"]=Json::Value(MNode.FunctionName);
bro["EntireName"]=Json::Value(MNode.EntireName);
bro["hasFunctionQualifiers"]=Json::Value(MNode.hasFunctionQualifiers);
bro["isCtorOrDtor"]=Json::Value(MNode.isCtorOrDtor);
bro["isFunction"]=Json::Value(MNode.isFunction);
bro["isData"]=Json::Value(MNode.isData);
bro["isSpecialName"]=Json::Value(MNode.isSpecialName);

root["Function"].append(Json::Value(bro));
}
std::ofstream os;
os.open("out.json", std::ios::out);
Json::StyledWriter sw;
if (!os.is_open())
{
std::cout << "error:can't find the file" << std::endl;
}
os << sw.write(root);
os.close();












//free(demangled);

return 0;
}
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