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Some more dotnet stuff

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This commit is contained in:
Simon Lübeß
2022-04-23 01:15:33 +02:00
parent 8e46945362
commit ad1b37dc64
4 changed files with 240 additions and 31 deletions
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GlitchyEngineHelper/DotNetRuntime.cpp
+95 -26
View File
@@ -48,20 +48,43 @@ namespace
hostfxr_get_runtime_delegate_fn get_delegate_fptr;
hostfxr_close_fn close_fptr;
load_assembly_and_get_function_pointer_fn load_assembly_and_get_function_pointer;
hostfxr_handle hostContext;
// Forward declarations
bool load_hostfxr();
load_assembly_and_get_function_pointer_fn get_dotnet_load_assembly(const char_t* assembly);
}
GE_EXPORT int GE_CALLTYPE DotNet_Init()
struct lib_args
{
if (!load_hostfxr())
{
assert(false && "Failure: load_hostfxr()");
return EXIT_FAILURE;
}
const char_t* message;
int number;
};
return 0;
typedef void (CORECLR_DELEGATE_CALLTYPE* custom_entry_point_fn)(lib_args args);
custom_entry_point_fn GetFunctionPointer(load_assembly_and_get_function_pointer_fn load_assembly_and_get_function_pointer, const string_t& dotnetlib_path, const char_t* dotnet_type, const char_t* method_name)
{
// Function pointer to managed delegate with non-default signature
custom_entry_point_fn custom = nullptr;
int rc = load_assembly_and_get_function_pointer(
dotnetlib_path.c_str(),
dotnet_type,
STR("CustomEntryPointUnmanaged") /*method_name*/,
UNMANAGEDCALLERSONLY_METHOD,
nullptr,
(void**)&custom);
assert(rc == 0 && custom != nullptr && "Failure: load_assembly_and_get_function_pointer()");
return custom;
}
void LoadRuntime(const char_t* configPath)
{
load_assembly_and_get_function_pointer = get_dotnet_load_assembly(configPath);
assert(load_assembly_and_get_function_pointer != nullptr && "Failure: get_dotnet_load_assembly()");
}
GE_EXPORT int GE_CALLTYPE TestRunDotNet(int argc, wchar_t* argv[])
@@ -121,11 +144,11 @@ GE_EXPORT int GE_CALLTYPE TestRunDotNet(int argc, wchar_t* argv[])
//
// STEP 4: Run managed code
//
struct lib_args
/*struct lib_args
{
const char_t* message;
int number;
};
};*/
for (int i = 0; i < 3; ++i)
{
// <SnippetCallManaged>
@@ -140,18 +163,24 @@ GE_EXPORT int GE_CALLTYPE TestRunDotNet(int argc, wchar_t* argv[])
}
// Function pointer to managed delegate with non-default signature
typedef void (CORECLR_DELEGATE_CALLTYPE* custom_entry_point_fn)(lib_args args);
custom_entry_point_fn custom = nullptr;
rc = load_assembly_and_get_function_pointer(
dotnetlib_path.c_str(),
dotnet_type,
STR("CustomEntryPointUnmanaged") /*method_name*/,
UNMANAGEDCALLERSONLY_METHOD,
nullptr,
(void**)&custom);
assert(rc == 0 && custom != nullptr && "Failure: load_assembly_and_get_function_pointer()");
//typedef void (CORECLR_DELEGATE_CALLTYPE* custom_entry_point_fn)(lib_args args);
//custom_entry_point_fn custom = nullptr;
//rc = load_assembly_and_get_function_pointer(
// dotnetlib_path.c_str(),
// dotnet_type,
// STR("CustomEntryPointUnmanaged") /*method_name*/,
// UNMANAGEDCALLERSONLY_METHOD,
// nullptr,
// (void**)&custom);
//assert(rc == 0 && custom != nullptr && "Failure: load_assembly_and_get_function_pointer()");
lib_args args
custom_entry_point_fn custom = GetFunctionPointer(
load_assembly_and_get_function_pointer,
dotnetlib_path,
dotnet_type,
STR("CustomEntryPointUnmanaged") /*method_name*/);
lib_args args
{
STR("from host!"),
-1
@@ -227,25 +256,65 @@ namespace
{
// Load .NET Core
void* load_assembly_and_get_function_pointer = nullptr;
hostfxr_handle cxt = nullptr;
int rc = init_fptr(config_path, nullptr, &cxt);
if (rc != 0 || cxt == nullptr)
hostContext = nullptr;
int rc = init_fptr(config_path, nullptr, &hostContext);
if (rc != 0 || hostContext == nullptr)
{
std::cerr << "Init failed: " << std::hex << std::showbase << rc << std::endl;
close_fptr(cxt);
close_fptr(hostContext);
return nullptr;
}
// Get the load assembly function pointer
rc = get_delegate_fptr(
cxt,
hostContext,
hdt_load_assembly_and_get_function_pointer,
&load_assembly_and_get_function_pointer);
if (rc != 0 || load_assembly_and_get_function_pointer == nullptr)
std::cerr << "Get delegate failed: " << std::hex << std::showbase << rc << std::endl;
close_fptr(cxt);
// TODO: close_fptr(hostContext); ???
return (load_assembly_and_get_function_pointer_fn)load_assembly_and_get_function_pointer;
}
// </SnippetInitialize>
}
GE_EXPORT int GE_CALLTYPE DotNet_Init()
{
if (!load_hostfxr())
{
assert(false && "Failure: load_hostfxr()");
return EXIT_FAILURE;
}
return 0;
}
GE_EXPORT int GE_CALLTYPE DotNet_Deinit()
{
int result = close_fptr(hostContext);
hostContext = nullptr;
return result;
}
GE_EXPORT void GE_CALLTYPE DotNet_LoadRuntime(const char_t* configPath)
{
LoadRuntime(configPath);
}
GE_EXPORT int GE_CALLTYPE DotNet_LoadAssemblyAndGetFunctionPointer(const char_t* assemblyPath, const char_t* typeName, const char_t* methodName, const char_t* delegateTypeName, void** outDelegate)
{
int rc = load_assembly_and_get_function_pointer(
assemblyPath,
typeName,
methodName,
delegateTypeName,
nullptr,
outDelegate);
assert(rc == 0 && outDelegate != nullptr && "Failure: load_assembly_and_get_function_pointer()");
return rc;
}