Files
crosslang/src/runtime_methods/std.cpp
2025-06-12 15:48:37 -05:00

1121 lines
42 KiB
C++

#include "CrossLang.hpp"
#if defined(CROSSLANG_ENABLE_SHARED)
#if defined(CROSSLANG_ENABLE_FFI)
#include <ffi.h>
#endif
#if defined(_WIN32)
#include <windows.h>
#include <time.h>
#undef min
#undef max
#else
#include <dlfcn.h>
#include <unistd.h>
#endif
#else
#if defined(_WIN32)
#include <windows.h>
#include <time.h>
#undef min
#undef max
#else
#include <unistd.h>
#endif
#endif
namespace Tesses::CrossLang
{
#if defined(CROSSLANG_ENABLE_SHARED)
class DL {
void* handle;
public:
DL(Tesses::Framework::Filesystem::VFSPath p)
{
Tesses::Framework::Filesystem::LocalFilesystem lfs;
std::string str = lfs.VFSPathToSystem(p);
#if defined(_WIN32)
handle = LoadLibraryExA(str.c_str() , NULL, LOAD_WITH_ALTERED_SEARCH_PATH );
#else
handle = dlopen(str.c_str(), RTLD_LAZY);
#endif
}
template<typename T>
T Resolve(std::string name)
{
#if defined(_WIN32)
return (T)GetProcAddress((HMODULE)handle,name.c_str());
#else
return (T)dlsym(handle,name.c_str());
#endif
}
~DL()
{
#if defined(_WIN32)
FreeLibrary((HMODULE)handle);
#else
dlclose(handle);
#endif
}
};
#endif
#if defined(CROSSLANG_ENABLE_FFI)
typedef union {
ffi_arg v_arg;
ffi_sarg v_sarg;
uint64_t v_u64;
int64_t v_i64;
double v_f64;
void* v_ptr;
} ffi_tmp_type_t;
template<typename T>
class ffi_my_struct_t {
char ffi_my_struct_chr;
T ffi_my_struct_val;
public:
static int64_t GetPadding()
{
ffi_my_struct_t<T> s;
return ((int64_t)&s.ffi_my_struct_val - (int64_t)&s.ffi_my_struct_chr);
}
};
ffi_tmp_type_t FFI_ConvertTObjectToFFIType(TObject& arg,std::string t)
{
if(std::holds_alternative<char>(arg))
{
if(t == "char" || t == "i8" || t == "i16" || t == "i32")
{
return (ffi_tmp_type_t){.v_sarg = std::get<char>(arg)};
}
else if(t == "u8" || t == "u16" || t == "u32")
{
return (ffi_tmp_type_t){.v_arg = (uint8_t)std::get<char>(arg)};
}
else if(t == "u64")
{
return (ffi_tmp_type_t){.v_u64 = (uint8_t)std::get<char>(arg)};
}
else if(t == "i64")
{
return (ffi_tmp_type_t){.v_i64 = std::get<char>(arg)};
}
}
else if(std::holds_alternative<int64_t>(arg))
{
if(t == "u8" || t == "u16" || t == "u32")
{
return (ffi_tmp_type_t){.v_arg = (ffi_arg)(uint64_t)std::get<int64_t>(arg)};
}
else if(t == "char" || t == "i8" || t == "i16" || t == "i32")
{
return (ffi_tmp_type_t){.v_sarg = (ffi_sarg)std::get<int64_t>(arg)};
}
else if(t == "u64")
{
return (ffi_tmp_type_t){.v_u64 = (uint64_t)std::get<int64_t>(arg)};
}
else if(t == "i64")
{
return (ffi_tmp_type_t){.v_i64 =std::get<int64_t>(arg)};
}
else if(t == "pointer" || t == "string")
{
return (ffi_tmp_type_t){.v_ptr = (void*)std::get<int64_t>(arg)};
}
}
else if(std::holds_alternative<double>(arg))
{
if(t == "f64")
{
return (ffi_tmp_type_t){.v_f64 =std::get<double>(arg)};
}
}
else if(std::holds_alternative<std::string>(arg))
{
if(t == "pointer" || t == "string")
{
return (ffi_tmp_type_t){.v_ptr = (void*)std::get<std::string>(arg).c_str()};
}
}
else if(std::holds_alternative<THeapObjectHolder>(arg))
{
auto obj = std::get<THeapObjectHolder>(arg).obj;
auto bA = dynamic_cast<TByteArray*>(obj);
auto nat = dynamic_cast<TNative*>(obj);
if(bA != nullptr)
{
if(t == "pointer" || t == "string")
{
return (ffi_tmp_type_t){.v_ptr = (void*)bA->data.data() };
}
}
if(nat != nullptr)
{
if(t == "pointer" || t == "string")
{
return (ffi_tmp_type_t){.v_ptr = nat->GetPointer() };
}
}
}
return {0};
}
ffi_type* FFI_ConvertStringToFFIType(std::string t)
{
if(t == "char")
{
return &ffi_type_schar;
}
else if(t == "i8")
{
return &ffi_type_sint8;
}
else if(t == "u8")
{
return &ffi_type_uint8;
}
else if(t == "i16")
{
return &ffi_type_sint16;
}
else if(t == "u16")
{
return &ffi_type_uint16;
}
else if(t == "i32")
{
return &ffi_type_sint32;
}
else if(t == "u32")
{
return &ffi_type_uint32;
}
else if(t == "i64")
{
return &ffi_type_sint64;
}
else if(t == "u64")
{
return &ffi_type_uint64;
}
else if(t == "float")
{
return &ffi_type_float;
}
else if(t == "double")
{
return &ffi_type_double;
}
else if(t == "void")
{
return &ffi_type_void;
}
else if(t == "pointer" || t == "string")
{
return &ffi_type_pointer;
}
return nullptr;
}
TExternalMethod* FFI_CreateFunction(GCList& ls,TNative* native,std::string retVal,std::vector<std::string> listArgs,ffi_abi abi,bool freeRet)
{
ffi_type* retTypeT = FFI_ConvertStringToFFIType(retVal);
std::vector<ffi_type*> argTypes;
argTypes.resize(listArgs.size());
for(size_t i = 0; i < listArgs.size();i++)
{
argTypes[i] = FFI_ConvertStringToFFIType(listArgs[i]);
}
auto cb = TExternalMethod::Create(ls,"FFI Generated function, returns: " + retVal,listArgs, [retVal,listArgs,abi,native,freeRet,argTypes,retTypeT](GCList& ls, std::vector<TObject> args)->TObject {
if(args.size() != listArgs.size()) throw VMException("Args must be " + std::to_string(listArgs.size()) + "but got " + std::to_string(args.size()) + ".");
ffi_cif cif;
std::vector<void*> argVals;
std::vector<ffi_tmp_type_t> tmpTypes;
argVals.resize(listArgs.size());
tmpTypes.resize(listArgs.size());
for(size_t i = 0; i < argTypes.size(); i++)
{
tmpTypes[i] = FFI_ConvertTObjectToFFIType(args[i],listArgs[i]);
if(listArgs[i] == "char" || listArgs[i] == "i8" || listArgs[i] == "i16" || listArgs[i] == "i32" || listArgs[i] == "u8" || listArgs[i] == "u16" || listArgs[i] == "u32")
{
argVals[i] = (void*)&(tmpTypes[i].v_arg);
}
else if(listArgs[i] == "u64" || listArgs[i] == "i64")
{
argVals[i] = (void*)&(tmpTypes[i].v_u64);
}
else if(listArgs[i] == "pointer" || listArgs[i] == "string")
{
argVals[i] = (void*)&(tmpTypes[i].v_ptr);
}
else if(listArgs[i] == "f64")
{
argVals[i] = (void*)&(tmpTypes[i].v_f64);
}
}
ffi_prep_cif(&cif, abi,(unsigned int)listArgs.size(),retTypeT,(ffi_type**)argTypes.data());
ffi_tmp_type_t retObj;
void* retPtr=NULL;
if(retVal == "char" || retVal == "i8" || retVal == "u8" || retVal == "i16" || retVal == "u16" || retVal == "i32" || retVal == "u32")
{
retPtr = (void*)&(retObj.v_arg);
}
else if(retVal == "i64" || retVal == "u64")
{
retPtr = (void*)&(retObj.v_u64);
}
else if(retVal == "f64")
{
retPtr = (void*)&(retObj.v_f64);
}
else if(retVal == "pointer" || retVal == "string")
{
retPtr = (void*)&(retObj.v_ptr);
}
ffi_call(&cif, (void(*)())native->GetPointer() , retPtr, argVals.data());
if(retVal == "char") return (char)retObj.v_sarg;
if(retVal == "i8" || retVal == "i16" || retVal == "i32") return (int64_t)retObj.v_sarg;
if(retVal == "u8" || retVal == "u16" || retVal == "u32") return (int64_t)retObj.v_arg;
if(retVal == "i64" || retVal == "u64") return retObj.v_i64;
if(retVal == "f64") return retObj.v_f64;
if(retVal == "string")
{
std::string res = (char*)retObj.v_ptr;
if(freeRet)
free(retObj.v_ptr);
return res;
}
if(retVal == "pointer")
{
TNative* native3 = TNative::Create(ls,retObj.v_ptr,[freeRet](void* _ptr)->void {
if(freeRet) free(_ptr);
});
native3->other = native;
return native3;
}
return nullptr;
});
cb->watch.push_back(native);
return cb;
}
void RegisterFFI(GC* gc, TDictionary* dict)
{
dict->SetValue("SizeOfChar",(int64_t)sizeof(char));
dict->SetValue("SizeOfShort",(int64_t)sizeof(short));
dict->SetValue("SizeOfInt",(int64_t)sizeof(int));
dict->SetValue("SizeOfLong",(int64_t)sizeof(long));
dict->SetValue("SizeOfLongLong",(int64_t)sizeof(long long));
dict->SetValue("SizeOfInt8",(int64_t)sizeof(int8_t));
dict->SetValue("SizeOfInt16",(int64_t)sizeof(int16_t));
dict->SetValue("SizeOfInt32",(int64_t)sizeof(int32_t));
dict->SetValue("SizeOfInt64",(int64_t)sizeof(int64_t));
dict->SetValue("SizeOfFloat",(int64_t)sizeof(float));
dict->SetValue("SizeOfDouble",(int64_t)sizeof(double));
dict->SetValue("SizeOfPointer",(int64_t)sizeof(void*));
dict->SetValue("PaddingOfShort",ffi_my_struct_t<short>::GetPadding());
dict->SetValue("PaddingOfInt",ffi_my_struct_t<int>::GetPadding());
dict->SetValue("PaddingOfLong",ffi_my_struct_t<long>::GetPadding());
dict->SetValue("PaddingOfLongLong",ffi_my_struct_t<long long>::GetPadding());
dict->SetValue("PaddingOfInt16",ffi_my_struct_t<int16_t>::GetPadding());
dict->SetValue("PaddingOfInt32",ffi_my_struct_t<int32_t>::GetPadding());
dict->SetValue("PaddingOfInt64",ffi_my_struct_t<int64_t>::GetPadding());
dict->SetValue("PaddingOfFloat",ffi_my_struct_t<float>::GetPadding());
dict->SetValue("PaddingOfDouble",ffi_my_struct_t<double>::GetPadding());
dict->SetValue("PaddingOfPointer",ffi_my_struct_t<void*>::GetPadding());
union {
uint8_t c[2];
uint16_t num;
} endian;
endian.c[0] = 0x01;
endian.c[1] = 0xA4;
dict->SetValue("IsLittleEndian", (bool)(endian.num != 420));
dict->DeclareFunction(gc, "Open","Open a shared object",{"path"},[](GCList& ls, std::vector<TObject> args)->TObject {
Tesses::Framework::Filesystem::VFSPath path;
if(GetArgumentAsPath(args,0,path))
{
return TNative::Create(ls,static_cast<void*>(new DL(path)),[](void* ptr)->void {
delete static_cast<DL*>(ptr);
});
}
return nullptr;
});
dict->DeclareFunction(gc, "Symbol","Get current symbol",{"sharedObj","name"},[](GCList& ls, std::vector<TObject> args)->TObject {
TNative* native;
std::string name;
if(GetArgumentHeap(args,0,native) && GetArgument(args,1,name)) {
if(native->GetDestroyed()) return nullptr;
DL* dl = static_cast<DL*>(native->GetPointer());
auto native2= TNative::Create(ls,dl->Resolve<void*>(name), [](void* _e)->void {});
native2->other = native;
return native2;
}
return nullptr;
});
dict->DeclareFunction(gc, "Close", "Closes the shared object",{"sharedObj"},[](GCList& ls, std::vector<TObject> args)->TObject {
TNative* native;
if(GetArgumentHeap(args,0,native)) native->Destroy();
return nullptr;
});
dict->DeclareFunction(gc, "CreateFunction","Create a function", {"functionPtr","returnVal","args","$abi","$freeRet"},[](GCList& ls, std::vector<TObject> args)->TObject {
TNative* native;
std::string retVal;
TList* listArgsO;
int64_t abi=(int64_t)FFI_DEFAULT_ABI;
bool freeRet=false;
if(GetArgumentHeap(args,0,native) && GetArgument(args,1,retVal) && GetArgumentHeap(args,2,listArgsO))
{
GetArgument(args,3,abi);
GetArgument(args,4,freeRet);
std::vector<std::string> listArgs;
for(int64_t i = 0; i < listArgsO->Count(); i++)
{
auto item = listArgsO->Get(i);
std::string typ;
if(GetObject(item, typ)) listArgs.push_back(typ);
}
return FFI_CreateFunction(ls,native,retVal,listArgs,(ffi_abi)abi,freeRet);
}
return nullptr;
});
}
#endif
void LoadPlugin(GC* gc, TRootEnvironment* env, Tesses::Framework::Filesystem::VFSPath sharedObjectPath)
{
#if defined(CROSSLANG_ENABLE_SHARED)
auto ptr = std::make_shared<DL>(sharedObjectPath);
auto cb = ptr->Resolve<PluginFunction>("CrossLangPluginInit");
if(cb == nullptr) return;
gc->RegisterEverythingCallback([ptr,cb](GC* gc, TRootEnvironment* env)-> void{
cb(gc,env);
});
cb(gc,env);
#endif
}
static TObject TypeIsClass(GCList& ls, std::vector<TObject> args)
{
if(args.empty()) return nullptr;
if(args.empty()) return nullptr;
TClassObject* co;
return GetArgumentHeap(args,0,co);
}
static TObject TypeIsDefined(GCList& ls,std::vector<TObject> args)
{
if(args.empty()) return nullptr;
return (!std::holds_alternative<std::nullptr_t>(args[0]) && !std::holds_alternative<Undefined>(args[0]));
}
static TObject TypeIsHeap(GCList& ls, std::vector<TObject> args)
{
if(args.empty()) return nullptr;
return std::holds_alternative<THeapObjectHolder>(args[0]);
}
static TObject TypeIsNumber(GCList& ls, std::vector<TObject> args)
{
if(args.empty()) return nullptr;
return std::holds_alternative<int64_t>(args[0]) || std::holds_alternative<double>(args[0]);
}
static TObject TypeIsLong(GCList& ls, std::vector<TObject> args)
{
if(args.empty()) return nullptr;
return std::holds_alternative<int64_t>(args[0]);
}
static TObject TypeIsDouble(GCList& ls, std::vector<TObject> args)
{
if(args.empty()) return nullptr;
return std::holds_alternative<double>(args[0]);
}
static TObject TypeIsString(GCList& ls, std::vector<TObject> args)
{
if(args.empty()) return nullptr;
return std::holds_alternative<std::string>(args[0]);
}
static TObject TypeIsCallable(GCList& ls, std::vector<TObject> args)
{
if(args.empty()) return nullptr;
TCallable* call;
return GetArgumentHeap(args,0,call);
}
static TObject TypeIsDictionary(GCList& ls, std::vector<TObject> args)
{
if(args.empty()) return nullptr;
TDictionary* dict;
TDynamicDictionary* dynDict;
return GetArgumentHeap(args,0,dict) || GetArgumentHeap(args,0,dynDict);
}
static TObject TypeIsList(GCList& ls, std::vector<TObject> args)
{
if(args.empty()) return nullptr;
TList* list;
TDynamicList* dynList;
return GetArgumentHeap(args,0,list) || GetArgumentHeap(args,0, dynList);
}
static TObject TypeIsStream(GCList& ls, std::vector<TObject> args)
{
if(args.empty()) return nullptr;
TStreamHeapObject* strm;
return GetArgumentHeap(args,0,strm);
}
static TObject TypeIsVFS(GCList& ls, std::vector<TObject> args)
{
if(args.empty()) return nullptr;
TVFSHeapObject* vfs;
return GetArgumentHeap(args,0,vfs);
}
static TObject TypeIsDateTime(GCList& ls, std::vector<TObject> args)
{
if(args.empty()) return nullptr;
TDateTime* dt;
return GetArgumentHeap(args,0,dt);
}
static TObject New_SubdirFilesystem(GCList& ls, std::vector<TObject> args)
{
TVFSHeapObject* vfsho;
Tesses::Framework::Filesystem::VFSPath path;
if(GetArgumentHeap(args,0,vfsho) && GetArgumentAsPath(args,1,path))
{
return TVFSHeapObject::Create(ls,new Tesses::Framework::Filesystem::SubdirFilesystem(new TObjectVFS(ls.GetGC(),vfsho),path,true));
}
return nullptr;
}
static TObject New_MountableFilesystem(GCList& ls, std::vector<TObject> args)
{
TVFSHeapObject* vfsho;
if(GetArgumentHeap(args,0,vfsho))
{
return TVFSHeapObject::Create(ls,new Tesses::Framework::Filesystem::MountableFilesystem(new TObjectVFS(ls.GetGC(),vfsho),true));
}
return nullptr;
}
static TObject New_MemoryStream(GCList& ls, std::vector<TObject> args)
{
bool writable;
if(GetArgument(args,0,writable))
{
return TStreamHeapObject::Create(ls,new Tesses::Framework::Streams::MemoryStream(writable));
}
return nullptr;
}
static TObject New_MemoryFilesystem(GCList& ls, std::vector<TObject> args)
{
return TVFSHeapObject::Create(ls, new Tesses::Framework::Filesystem::MemoryFilesystem());
}
static TObject New_Filesystem(GCList& ls, std::vector<TObject> args)
{
TDictionary* dict;
if(GetArgumentHeap(args,0,dict))
{
return TVFSHeapObject::Create(ls, new TObjectVFS(ls.GetGC(),dict));
}
return nullptr;
}
static TObject New_Stream(GCList& ls, std::vector<TObject> args)
{
TDictionary* dict;
if(GetArgumentHeap(args,0,dict))
{
return TStreamHeapObject::Create(ls, new TObjectStream(ls.GetGC(),dict));
}
return nullptr;
}
static TObject New_DateTime(GCList& ls, std::vector<TObject> args)
{
int64_t year;
if(GetArgument(args,0,year))
{
if(args.size()==1)
{
Tesses::Framework::Date::DateTime dt(year);
return dt;
}
else
{
int64_t month=1;
int64_t day=1;
int64_t hour=0;
int64_t minute=0;
int64_t second=0;
bool isLocal=true;
GetArgument(args,1,month);
GetArgument(args,2,day);
GetArgument(args,3,hour);
GetArgument(args,4,minute);
GetArgument(args,5,second);
GetArgument(args,6,isLocal);
Tesses::Framework::Date::DateTime dt((int)year,(int)month,(int)day,(int)hour,(int)minute,(int)second,isLocal);
return dt;
}
}
return nullptr;
}
static TObject TypeOf(GCList& ls, std::vector<TObject> args)
{
if(args.size() < 1) return "Undefined";
if(std::holds_alternative<std::regex>(args[0])) return "Regex";
if(std::holds_alternative<Undefined>(args[0])) return "Undefined";
if(std::holds_alternative<std::nullptr_t>(args[0])) return "Null";
if(std::holds_alternative<bool>(args[0])) return "Boolean";
if(std::holds_alternative<int64_t>(args[0])) return "Long";
if(std::holds_alternative<double>(args[0])) return "Double";
if(std::holds_alternative<char>(args[0])) return "Char";
if(std::holds_alternative<MethodInvoker>(args[0])) return "MethodInvoker";
if(std::holds_alternative<std::string>(args[0])) return "String";
if(std::holds_alternative<Tesses::Framework::Filesystem::VFSPath>(args[0])) return "Path";
if(std::holds_alternative<TDateTime>(args[0])) return "DateTime";
if(std::holds_alternative<THeapObjectHolder>(args[0]))
{
auto obj = std::get<THeapObjectHolder>(args[0]).obj;
auto dict = dynamic_cast<TDictionary*>(obj);
auto dynDict = dynamic_cast<TDynamicDictionary*>(obj);
auto list = dynamic_cast<TList*>(obj);
auto dynList = dynamic_cast<TDynamicList*>(obj);
auto argWrapper = dynamic_cast<TArgWrapper*>(obj);
auto closure = dynamic_cast<TClosure*>(obj);
auto externalMethod = dynamic_cast<TExternalMethod*>(obj);
auto byteArray = dynamic_cast<TByteArray*>(obj);
auto native = dynamic_cast<TNative*>(obj);
auto any = dynamic_cast<TAny*>(obj);
auto vfs = dynamic_cast<TVFSHeapObject*>(obj);
auto strm = dynamic_cast<TStreamHeapObject*>(obj);
auto svr = dynamic_cast<TServerHeapObject*>(obj);
auto cse = dynamic_cast<CallStackEntry*>(obj);
auto rootEnv = dynamic_cast<TRootEnvironment*>(obj);
auto subEnv = dynamic_cast<TSubEnvironment*>(obj);
auto env = dynamic_cast<TEnvironment*>(obj);
auto natObj = dynamic_cast<TNativeObject*>(obj);
auto cobj = dynamic_cast<TClassObject*>(obj);
auto aarray = dynamic_cast<TAssociativeArray*>(obj);
if(rootEnv != nullptr) return "RootEnvironment";
if(subEnv != nullptr) return "SubEnvironment";
if(env != nullptr) return "Environment";
if(cobj != nullptr) return cobj->TypeName();
if(cse != nullptr) return "YieldedClosure";
if(dynDict != nullptr) return "DynamicDictionary";
if(dynList != nullptr) return "DynamicList";
if(aarray != nullptr) return "AssociativeArray";
if(natObj != nullptr) return natObj->TypeName();
if(strm != nullptr)
{
auto netStrm = dynamic_cast<Tesses::Framework::Streams::NetworkStream*>(strm->stream);
if(netStrm != nullptr)
{
return "NetworkStream";
}
return "Stream";
}
if(svr != nullptr)
{
auto fileServer = dynamic_cast<Tesses::Framework::Http::FileServer*>(svr->server);
auto mountableServer = dynamic_cast<Tesses::Framework::Http::MountableServer*>(svr->server);
if(fileServer != nullptr)
{
return "FileServer";
}
if(mountableServer != nullptr)
{
return "MountableServer";
}
return "HttpServer";
}
if(vfs != nullptr)
{
auto localVFS = dynamic_cast<Tesses::Framework::Filesystem::LocalFilesystem*>(vfs->vfs);
auto mountableVFS = dynamic_cast<Tesses::Framework::Filesystem::MountableFilesystem*>(vfs->vfs);
auto subFS = dynamic_cast<Tesses::Framework::Filesystem::SubdirFilesystem*>(vfs->vfs);
if(localVFS != nullptr) return "LocalFilesystem";
if(subFS != nullptr) return "SubdirFilesystem";
if(mountableVFS != nullptr) return "MountableFilesystem";
return "VFS";
}
if(dict != nullptr) return "Dictionary";
if(list != nullptr) return "List";
if(argWrapper != nullptr) return "ArgWrapper";
if(closure != nullptr) return "Closure";
if(externalMethod != nullptr) return "ExternalMethod";
if(byteArray != nullptr) return "ByteArray";
if(native != nullptr) return "Native";
if(any != nullptr) return "Any";
return "HeapObject";
}
return "Object";
}
TObject ByteArray(GCList& ls, std::vector<TObject> args)
{
auto res= TByteArray::Create(ls);
if(args.size() == 1){
if(std::holds_alternative<int64_t>(args[0]))
res->data.resize((size_t)std::get<int64_t>(args[0]));
else if(std::holds_alternative<std::string>(args[0]))
{
std::string& txt = std::get<std::string>(args[0]);
res->data.insert(res->data.end(), txt.begin(),txt.end());
}
}
return res;
}
TObject ParseLong(GCList& ls, std::vector<TObject> args)
{
if(args.size() >= 1)
{
int base = 10;
if(args.size() == 2 && std::holds_alternative<int64_t>(args[1]))
{
base = (int)std::get<int64_t>(args[1]);
}
size_t pos;
std::string str = ToString(ls.GetGC(),args[0]);
try {
int64_t v = std::stoll(str,&pos,base);
if(pos < str.size()) return nullptr;
return v;
}catch(std::exception& ex)
{
return nullptr;
}
}
return nullptr;
}
TObject ParseDouble(GCList& ls, std::vector<TObject> args)
{
if(args.size() == 1)
{
size_t pos;
std::string str = ToString(ls.GetGC(),args[0]);
try {
double v = std::stod(str,&pos);
if(pos < str.size()) return nullptr;
return v;
}catch(std::exception& ex)
{
return nullptr;
}
}
return nullptr;
}
EnvironmentPermissions::EnvironmentPermissions()
{
this->canRegisterConsole=false;
this->canRegisterCrypto=false;
this->canRegisterDictionary=false;
this->canRegisterEnv=false;
this->canRegisterIO=false;
this->canRegisterJSON=false;
this->canRegisterLocalFS=false;
this->canRegisterNet=false;
this->canRegisterOGC=false;
this->canRegisterPath=false;
this->canRegisterProcess=false;
this->canRegisterRoot=false;
this->canRegisterSqlite=false;
this->canRegisterVM = false;
this->locked=false;
this->sqlite3Scoped=false;
}
static TObject YieldEnumerableFunc(GCList& ls, std::vector<TObject> args)
{
TClosure* closure;
if(GetArgumentHeap(args,0,closure))
{
TDictionary* enumerableItem = TDictionary::Create(ls);
ls.GetGC()->BarrierBegin();
auto fn = TExternalMethod::Create(ls,"Get Enumerator for yield",{},[closure](GCList& ls2, std::vector<TObject> args)->TObject {
return TYieldEnumerator::Create(ls2,closure);
});
fn->watch.push_back(closure);
enumerableItem->SetValue("GetEnumerator", fn);
ls.GetGC()->BarrierEnd();
return enumerableItem;
}
return Undefined();
}
static TObject DateTime_Sleep(GCList& ls, std::vector<TObject> args)
{
int64_t msec;
if(GetArgument(args,0,msec))
{
#if defined(_WIN32)
Sleep((int)msec);
#else
usleep(1000*msec);
#endif
}
return nullptr;
}
static TObject DateTime_getNow(GCList& ls, std::vector<TObject> args)
{
return Tesses::Framework::Date::DateTime::Now();
}
static TObject DateTime_getNowUTC(GCList& ls, std::vector<TObject> args)
{
return Tesses::Framework::Date::DateTime::NowUTC();
}
static TObject DateTime_getNowEpoch(GCList& ls, std::vector<TObject> args)
{
return (int64_t)time(NULL);
}
static TObject DateTime_TryParseHttpDate(GCList& ls, std::vector<TObject> args)
{
std::string d;
Tesses::Framework::Date::DateTime dt;
if(GetArgument(args,0,d) && Tesses::Framework::Date::DateTime::TryParseHttpDate(d,dt))
{
return dt;
}
return nullptr;
}
void TStd::RegisterRoot(GC* gc, TRootEnvironment* env)
{
GCList ls(gc);
env->permissions.canRegisterRoot=true;
TDictionary* date = TDictionary::Create(ls);
date->DeclareFunction(gc, "Sleep","Sleep for a specified amount of milliseconds (multiply seconds by 1000 to get milliseconds)", {"ms"},DateTime_Sleep);
date->DeclareFunction(gc, "getNow", "Get the current time",{},DateTime_getNow);
date->DeclareFunction(gc, "getNowUTC","Get the current time in UTC",{},DateTime_getNowUTC);
date->DeclareFunction(gc, "getNowEpoch","Get the time_t time now",{},DateTime_getNowEpoch);
date->DeclareFunction(gc, "TryParseHttpDate","Parse the http date",{},DateTime_TryParseHttpDate);
gc->BarrierBegin();
date->SetValue("Zone", (int64_t)Tesses::Framework::Date::GetTimeZone());
date->SetValue("SupportsDaylightSavings",Tesses::Framework::Date::TimeZoneSupportDST());
env->DeclareVariable("DateTime", date);
gc->BarrierEnd();
TDictionary* newTypes = env->EnsureDictionary(gc, "New");
newTypes->DeclareFunction(gc, "DateTime","Create a DateTime object, if only one arg is provided year is epoch, isLocal defaults to true unless epoch",{"year","$month","$day","$hour","$minute","$second","$isLocal"},New_DateTime);
newTypes->DeclareFunction(gc, "MountableFilesystem","Create a mountable filesystem",{"root"}, New_MountableFilesystem);
newTypes->DeclareFunction(gc, "SubdirFilesystem","Create a subdir filesystem",{"fs","subdir"}, New_SubdirFilesystem);
newTypes->DeclareFunction(gc, "MemoryStream","Create a memory stream",{"writable"}, New_MemoryStream);
newTypes->DeclareFunction(gc, "Stream","Create stream", {"strm"},New_Stream);
newTypes->DeclareFunction(gc, "Filesystem","Create filesystem", {"fs"},New_Filesystem);
newTypes->DeclareFunction(gc, "MemoryFilesystem","Create in memory filesystem", {},New_MemoryFilesystem);
newTypes->DeclareFunction(gc,"Version","Create a version object",{"$major","$minor","$patch","$build","$stage"},[](GCList& ls, std::vector<TObject> args)->TObject{
int64_t major=1;
int64_t minor=0;
int64_t patch=0;
int64_t build=0;
std::string stageS="prod";
TVMVersionStage stage=TVMVersionStage::ProductionVersion;
GetArgument(args, 0,major);
GetArgument(args, 1,minor);
GetArgument(args, 2,patch);
GetArgument(args, 3,build);
GetArgument(args, 4,stageS);
if(stageS == "dev")
stage = TVMVersionStage::DevVersion;
else if(stageS == "alpha")
stage = TVMVersionStage::AlphaVersion;
else if(stageS == "beta")
stage = TVMVersionStage::BetaVersion;
return TVMVersion((uint8_t)major,(uint8_t)minor,(uint8_t)patch,(uint16_t)build,stage);
});
env->DeclareFunction(gc, "ParseLong","Parse Long from String",{"arg","$base"},ParseLong);
env->DeclareFunction(gc, "ParseDouble","Parse Double from String",{"arg"},ParseDouble);
env->DeclareFunction(gc, "YieldEmumerable","Turn yield in function into enumerable",{"closure"},YieldEnumerableFunc);
env->DeclareFunction(gc, "TypeOf","Get type of object",{"object"},TypeOf);
env->DeclareFunction(gc, "TypeIsDefined","Get whether object is not null or undefined",{"object"},TypeIsDefined);
env->DeclareFunction(gc, "TypeIsHeap","Get whether object is susceptible to garbage collection",{"object"},TypeIsHeap);
env->DeclareFunction(gc, "TypeIsNumber","Get whether object is a number",{"object"},TypeIsNumber);
env->DeclareFunction(gc, "TypeIsLong","Get whether object is a long (not a double)",{"object"},TypeIsLong);
env->DeclareFunction(gc, "TypeIsDouble","Get whether object is a double (not a long)",{"object"},TypeIsDouble);
env->DeclareFunction(gc, "TypeIsString","Get whether object is a string",{"object"},TypeIsString);
env->DeclareFunction(gc, "TypeIsCallable","Get whether object is callable",{"object"},TypeIsCallable);
env->DeclareFunction(gc, "TypeIsClass","Get whether object is class instance",{"object"},TypeIsClass);
env->DeclareFunction(gc, "TypeIsDictionary","Get whether object is a dictionary or dynamic dictionary",{"object"},TypeIsDictionary);
env->DeclareFunction(gc, "TypeIsList","Get whether object is a list or dynamic list",{"object"},TypeIsList);
env->DeclareFunction(gc, "TypeIsStream","Get whether object is a stream",{"object"},TypeIsStream);
env->DeclareFunction(gc, "TypeIsVFS","Get whether object is a virtual filesystem",{"object"},TypeIsVFS);
env->DeclareFunction(gc, "TypeIsDateTime","Get whether object is a DateTime",{"object"},TypeIsDateTime);
newTypes->DeclareFunction(gc, "Regex", "Create regex object",{"regex"},[](GCList& ls,std::vector<TObject> args)->TObject {
std::string str;
if(GetArgument(args,0,str))
{
std::regex regex(str);
return regex;
}
return nullptr;
});
newTypes->DeclareFunction(gc, "Mutex", "Create mutex",{}, [](GCList& ls,std::vector<TObject> args)->TObject {
ls.GetGC()->BarrierBegin();
auto mtx = TDictionary::Create(ls);
auto native = TNative::Create(ls, new Tesses::Framework::Threading::Mutex(),[](void* ptr)->void{
delete static_cast<Tesses::Framework::Threading::Mutex*>(ptr);
});
auto lock = TExternalMethod::Create(ls,"Lock the mutex",{},[native](GCList& ls, std::vector<TObject> args)->TObject {
if(native->GetDestroyed()) return nullptr;
auto r = static_cast<Tesses::Framework::Threading::Mutex*>(native->GetPointer());
r->Lock();
return nullptr;
});
lock->watch.push_back(native);
mtx->SetValue("Lock",lock);
auto unlock = TExternalMethod::Create(ls,"Unlock the mutex",{},[native](GCList& ls, std::vector<TObject> args)->TObject {
if(native->GetDestroyed()) return nullptr;
auto r = static_cast<Tesses::Framework::Threading::Mutex*>(native->GetPointer());
r->Unlock();
return nullptr;
});
unlock->watch.push_back(native);
mtx->SetValue("Unlock",unlock);
auto trylock = TExternalMethod::Create(ls,"Try to lock the mutex, returns true if we aquire the lock, false if we can't due to another thread owning it",{},[native](GCList& ls, std::vector<TObject> args)->TObject {
if(native->GetDestroyed()) return true;
auto r = static_cast<Tesses::Framework::Threading::Mutex*>(native->GetPointer());
return r->TryLock();
});
trylock->watch.push_back(native);
mtx->SetValue("TryLock",trylock);
ls.GetGC()->BarrierEnd();
auto close = TExternalMethod::Create(ls,"Try to lock the mutex, returns true if we aquire the lock, false if we can't due to another thread owning it",{},[native](GCList& ls, std::vector<TObject> args)->TObject {
native->Destroy();
return nullptr;
});
close->watch.push_back(native);
mtx->SetValue("Close",close);
ls.GetGC()->BarrierEnd();
return mtx;
});
newTypes->DeclareFunction(gc, "Thread","Create thread",{"callback"},[](GCList& ls, std::vector<TObject> args)-> TObject
{
if(args.size() == 1 && std::holds_alternative<THeapObjectHolder>(args[0]))
{
auto cb = dynamic_cast<TCallable*>(std::get<THeapObjectHolder>(args[0]).obj);
if(cb != nullptr)
{
return CreateThread(ls,cb,false);
}
}
return Undefined();
});
newTypes->DeclareFunction(gc,"DynamicList","Create a dynamic list",{},[](GCList& ls,std::vector<TObject> args)->TObject {
TCallable* callable;
if(GetArgumentHeap(args,0,callable))
return TDynamicList::Create(ls,callable);
return nullptr;
});
newTypes->DeclareFunction(gc,"DynamicDictionary","Create a dynamic dictionary",{},[](GCList& ls, std::vector<TObject> args)->TObject {
TCallable* callable;
if(GetArgumentHeap(args,0,callable))
return TDynamicDictionary::Create(ls,callable);
return nullptr;
});
newTypes->DeclareFunction(gc,"AssociativeArray","Create a new AssociativeArray",{},[](GCList& ls, std::vector<TObject> args)->TObject {
return TAssociativeArray::Create(ls);
});
newTypes->DeclareFunction(gc,"AArray","alias for new AssociativeArray",{},[](GCList& ls, std::vector<TObject> args)->TObject {
return TAssociativeArray::Create(ls);
});
newTypes->DeclareFunction(gc,"ByteArray","Create bytearray, with optional either size (to size it) or string argument (to fill byte array)",{"$data"},ByteArray);
gc->BarrierBegin();
env->DeclareVariable("Version", TDictionary::Create(ls,{
TDItem("Parse",TExternalMethod::Create(ls,"Parse version from string",{"versionStr"},[](GCList& ls, std::vector<TObject> args)->TObject{
std::string str;
if(GetArgument(args, 0, str))
{
TVMVersion version;
if(TVMVersion::TryParse(str,version))
{
return version;
}
}
return nullptr;
})),
TDItem("FromByteArray",TExternalMethod::Create(ls,"Create from ByteArray",{"byteArray","$offset"},[](GCList& ls,std::vector<TObject> args)->TObject {
TByteArray* ba;
if(GetArgumentHeap(args,0, ba))
{
int64_t offset=0;
GetArgument(args, 1, offset);
if(ba->data.size() < 5) throw VMException("ByteArray too small");
size_t o = (size_t)offset;
if((o + 5) > ba->data.size() || (o + 5) < 5) throw VMException("ByteArray too small");
return TVMVersion(ba->data.data()+o);
}
return nullptr;
})),
TDItem("FromLong", TExternalMethod::Create(ls, "Create from long",{"longBasedVersion"},[](GCList& ls, std::vector<TObject> args)->TObject {
int64_t num;
if(GetArgument(args,0,num))
{
return TVMVersion((uint64_t)num);
}
return nullptr;
}))
}));
env->DeclareVariable("InvokeMethod",MethodInvoker());
gc->BarrierEnd();
}
void TStd::RegisterStd(GC* gc, TRootEnvironment* env)
{
env->permissions.canRegisterEverything=true;
RegisterEnv(gc, env);
RegisterRoot(gc,env);
RegisterPath(gc,env);
RegisterConsole(gc, env);
RegisterIO(gc, env);
RegisterNet(gc, env);
RegisterSqlite(gc, env);
RegisterVM(gc, env);
RegisterJson(gc, env);
RegisterDictionary(gc, env);
RegisterCrypto(gc,env);
RegisterOGC(gc, env);
RegisterProcess(gc,env);
RegisterClass(gc,env);
RegisterSDL2(gc,env);
gc->RegisterEverything(env);
GCList ls(gc);
TDictionary* dict = TDictionary::Create(ls);
TDictionary* gc_dict = TDictionary::Create(ls);
#if defined(CROSSLANG_ENABLE_FFI)
TDictionary* ffi = TDictionary::Create(ls);
RegisterFFI(gc,ffi);
#endif
dict->DeclareFunction(gc,"LoadNativePlugin","Load a native plugin, requires a dynamic linker and shared build of libcrosslang",{"path"},[gc,env](GCList& ls, std::vector<TObject> args)->TObject {
Tesses::Framework::Filesystem::VFSPath path;
if(GetArgumentAsPath(args,0,path))
{
LoadPlugin(gc,env,path);
}
return nullptr;
});
gc_dict->DeclareFunction(gc,"Collect","Collect garbage",{},[](GCList& ls, std::vector<TObject> args)->TObject{
ls.GetGC()->Collect();
return nullptr;
});
gc_dict->DeclareFunction(gc,"BarrierBegin","Lock globally",{},[](GCList& ls,std::vector<TObject> args)->TObject {
ls.GetGC()->BarrierBegin();
return nullptr;
});
gc_dict->DeclareFunction(gc, "BarrierEnd","Unlock globally",{},[](GCList& ls, std::vector<TObject> args)->TObject {
ls.GetGC()->BarrierEnd();
return nullptr;
});
gc->BarrierBegin();
#if defined(CROSSLANG_ENABLE_FFI)
env->SetVariable("FFI", ffi);
#endif
env->SetVariable("Reflection",dict);
env->SetVariable("GC", gc_dict);
gc->BarrierEnd();
env->permissions.locked=true;
}
}