private static bool TryLoadDemangleFunction(string libraryName, out CxaDemangleDelegate result)
{
IntPtr libraryAddress;
if(!SharedLibraries.TryLoadLibrary(libraryName, out libraryAddress))
{
result = null;
return false;
}
var functionAddress = SharedLibraries.GetSymbolAddress(libraryAddress, "__cxa_demangle");
var delegateType = typeof(LibStdCppHelper.CxaDemangleDelegate);
result = (LibStdCppHelper.CxaDemangleDelegate)Marshal.GetDelegateForFunctionPointer(functionAddress, delegateType);
return true;
}
private static bool TryLoadDemangleFunction(string libraryName, out CxaDemangleDelegate result)
{
IntPtr libraryAddress;
if (!SharedLibraries.TryLoadLibrary(libraryName, out libraryAddress))
{
result = null;
return(false);
}
var functionAddress = SharedLibraries.GetSymbolAddress(libraryAddress, "__cxa_demangle");
var delegateType = typeof(LibStdCppHelper.CxaDemangleDelegate);
result = (LibStdCppHelper.CxaDemangleDelegate)Marshal.GetDelegateForFunctionPointer(functionAddress, delegateType);
return(true);
}
public static bool TryGetCxaDemangle(out CxaDemangleDelegate result)
{
var name = GetLibName();
// first we try to get the library from the loader path
if (TryLoadDemangleFunction(name, out result))
{
return(true);
}
// then we search our own paths
foreach (var path in gccPaths)
{
string libraryName;
if (TryFindLibStdCppInDir(path, out libraryName) && TryLoadDemangleFunction(libraryName, out result))
{
return(true);
}
}
return(false);
}
public static bool TryGetCxaDemangle(out CxaDemangleDelegate result)
{
var name = GetLibName();
// first we try to get the library from the loader path
if(TryLoadDemangleFunction(name, out result))
{
return true;
}
// then we search our own paths
foreach(var path in gccPaths)
{
string libraryName;
if(TryFindLibStdCppInDir(path, out libraryName) && TryLoadDemangleFunction(libraryName, out result))
{
return true;
}
}
return false;
}
