mirror of
https://github.com/microsoft/PowerToys.git
synced 2024-12-05 04:39:08 +08:00
279 lines
9.9 KiB
Plaintext
279 lines
9.9 KiB
Plaintext
// ==========================================================================
|
|
// This software is subject to the provisions of the Zope Public License,
|
|
// Version 2.0 (ZPL). A copy of the ZPL should accompany this distribution.
|
|
// THIS SOFTWARE IS PROVIDED "AS IS" AND ANY AND ALL EXPRESS OR IMPLIED
|
|
// WARRANTIES ARE DISCLAIMED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
|
|
// WARRANTIES OF TITLE, MERCHANTABILITY, AGAINST INFRINGEMENT, AND FITNESS
|
|
// FOR A PARTICULAR PURPOSE.
|
|
// ==========================================================================
|
|
|
|
//============================================================================
|
|
// This file is a hand-maintained stub - it implements clr.dll, which can be
|
|
// loaded by a standard CPython interpreter as an extension module. When it
|
|
// is loaded, it bootstraps the managed runtime integration layer and defers
|
|
// to it to do initialization and put the clr module into sys.modules, etc.
|
|
|
|
// The "USE_PYTHON_RUNTIME_*" defines control what extra evidence is used
|
|
// to help the CLR find the appropriate Python.Runtime assembly.
|
|
|
|
// If defined, the "pythonRuntimeVersionString" variable must be set to
|
|
// Python.Runtime's current version.
|
|
#define USE_PYTHON_RUNTIME_VERSION
|
|
|
|
// If defined, the "PythonRuntimePublicKeyTokenData" data array must be
|
|
// set to Python.Runtime's public key token.
|
|
//#define USE_PYTHON_RUNTIME_PUBLIC_KEY_TOKEN
|
|
|
|
// If DEBUG_PRINT is defined, a few System.Console.WriteLine calls are made
|
|
// to indicate what's going on during the load...
|
|
//#define DEBUG_PRINT
|
|
//============================================================================
|
|
|
|
.assembly extern mscorlib
|
|
{
|
|
.publickeytoken = (B7 7A 5C 56 19 34 E0 89 )
|
|
.ver 4:0:0:0
|
|
}
|
|
|
|
.assembly clr
|
|
{
|
|
.hash algorithm 0x00008004
|
|
.ver 2:4:2:7
|
|
}
|
|
|
|
.module clr.dll
|
|
.imagebase 0x00400000
|
|
.subsystem 0x00000003
|
|
.file alignment 512
|
|
|
|
// This includes the platform-specific IL. The include search path
|
|
// is set depending on whether we're compiling 32 or 64 bit.
|
|
// This MUST come before any other .data directives!
|
|
// Why, oh why, can't ilasm support command line #defines? :(
|
|
#include "clrmodule-platform.il"
|
|
|
|
#ifdef USE_PYTHON_RUNTIME_PUBLIC_KEY_TOKEN
|
|
.data PythonRuntimePublicKeyTokenData = bytearray (64 e1 4e 84 5a bf 2e 60)
|
|
#endif
|
|
|
|
.class public auto ansi beforefieldinit clrModule extends [mscorlib]System.Object
|
|
{
|
|
#ifdef USE_PYTHON_RUNTIME_PUBLIC_KEY_TOKEN
|
|
.field static assembly int64 PythonRuntimePublicKeyToken at PythonRuntimePublicKeyTokenData
|
|
#endif
|
|
|
|
.method public hidebysig specialname rtspecialname instance void
|
|
.ctor() cil managed
|
|
{
|
|
.maxstack 1
|
|
ldarg.0
|
|
call instance void [mscorlib]System.Object::.ctor()
|
|
ret
|
|
}
|
|
|
|
.method public hidebysig static void modopt([mscorlib]System.Runtime.CompilerServices.CallConvCdecl)
|
|
initclr() cil managed
|
|
{
|
|
.vtentry 1:1
|
|
.export [1] as initclr
|
|
|
|
.maxstack 6
|
|
.locals init (
|
|
class [mscorlib]System.Reflection.Assembly pythonRuntime,
|
|
class [mscorlib]System.Reflection.Assembly executingAssembly,
|
|
class [mscorlib]System.Reflection.AssemblyName pythonRuntimeName,
|
|
class [mscorlib]System.Type pythonEngineType,
|
|
int8[] publicKeyToken,
|
|
string assemblyDirectory,
|
|
string pythonRuntimeVersionString,
|
|
string pythonRuntimeDllPath)
|
|
|
|
// pythonRuntime = null;
|
|
ldnull
|
|
stloc pythonRuntime
|
|
|
|
.try
|
|
{
|
|
#ifdef DEBUG_PRINT
|
|
ldstr "Attempting to load Python.Runtime using standard binding rules... "
|
|
call void [mscorlib]System.Console::Write(string)
|
|
#endif
|
|
|
|
// Attempt to find and load Python.Runtime using standard assembly binding rules.
|
|
// This roughly translates into looking in order:
|
|
// - GAC
|
|
// - ApplicationBase
|
|
// - A PrivateBinPath under ApplicationBase
|
|
// With an unsigned assembly, the GAC is skipped.
|
|
|
|
// System.Reflection.AssemblyName pythonRuntimeName = new System.Reflection.AssemblyName();
|
|
newobj instance void [mscorlib]System.Reflection.AssemblyName::.ctor()
|
|
stloc pythonRuntimeName
|
|
|
|
// pythonRuntimeName.Name = "Python.Runtime";
|
|
ldloc pythonRuntimeName
|
|
ldstr "Python.Runtime"
|
|
callvirt instance void [mscorlib]System.Reflection.AssemblyName::set_Name(string)
|
|
|
|
#ifdef USE_PYTHON_RUNTIME_VERSION
|
|
// pythonRuntimeVersionString = "...";
|
|
ldstr "2.0.0.2"
|
|
stloc pythonRuntimeVersionString
|
|
|
|
// pythonRuntimeName.Version = new Version(pythonRuntimeVersionString);
|
|
ldloc pythonRuntimeName
|
|
ldloc pythonRuntimeVersionString
|
|
newobj instance void [mscorlib]System.Version::.ctor(string)
|
|
callvirt instance void [mscorlib]System.Reflection.AssemblyName::set_Version(class [mscorlib]System.Version)
|
|
#endif
|
|
|
|
#ifdef USE_PYTHON_RUNTIME_PUBLIC_KEY_TOKEN
|
|
// publicKeyToken = new byte[] { ... };
|
|
ldc.i4.8
|
|
newarr [mscorlib]System.Byte
|
|
dup
|
|
ldtoken field int64 clrModule::PythonRuntimePublicKeyToken
|
|
call void [mscorlib]System.Runtime.CompilerServices.RuntimeHelpers::InitializeArray(class [mscorlib]System.Array, valuetype [mscorlib]System.RuntimeFieldHandle)
|
|
stloc publicKeyToken
|
|
|
|
// pythonRuntimeName.SetPublicKeyToken(publicKeyToken);
|
|
ldloc pythonRuntimeName
|
|
ldloc publicKeyToken
|
|
callvirt instance void [mscorlib]System.Reflection.AssemblyName::SetPublicKeyToken(uint8[])
|
|
#endif
|
|
|
|
// pythonRuntimeName.CultureInfo = System.Globalization.CultureInfo.InvariantCulture;
|
|
ldloc pythonRuntimeName
|
|
call class [mscorlib]System.Globalization.CultureInfo [mscorlib]System.Globalization.CultureInfo::get_InvariantCulture()
|
|
callvirt instance void [mscorlib]System.Reflection.AssemblyName::set_CultureInfo(class [mscorlib]System.Globalization.CultureInfo)
|
|
|
|
// return System.Reflection.Assembly.Load(pythonRuntimeName);
|
|
ldloc pythonRuntimeName
|
|
call class [mscorlib]System.Reflection.Assembly [mscorlib]System.Reflection.Assembly::Load(class [mscorlib]System.Reflection.AssemblyName)
|
|
stloc pythonRuntime
|
|
|
|
#ifdef DEBUG_PRINT
|
|
ldstr "Success!"
|
|
call void [mscorlib]System.Console::WriteLine(string)
|
|
#endif
|
|
leave.s LOADED_PYTHON_RUNTIME
|
|
}
|
|
catch [mscorlib]System.Object
|
|
{
|
|
#ifdef DEBUG_PRINT
|
|
ldstr "Failed."
|
|
call void [mscorlib]System.Console::WriteLine(string)
|
|
#endif
|
|
leave.s EXIT_CLR_LOAD
|
|
}
|
|
EXIT_CLR_LOAD: nop
|
|
|
|
.try
|
|
{
|
|
// If the above fails for any reason, we fallback to attempting to load "Python.Runtime.dll"
|
|
// from the directory this assembly is running in. "This assembly" is probably "clr.pyd",
|
|
// sitting somewhere in PYTHONPATH. This is using Assembly.LoadFrom, and inherits all the
|
|
// caveats of that call. See MSDN docs for details.
|
|
// Suzanne Cook's blog is also an excellent source of info on this:
|
|
// http://blogs.msdn.com/suzcook/
|
|
// http://blogs.msdn.com/suzcook/archive/2003/05/29/57143.aspx
|
|
// http://blogs.msdn.com/suzcook/archive/2003/06/13/57180.aspx
|
|
// executingAssembly = System.Reflection.Assembly.GetExecutingAssembly();
|
|
call class [mscorlib]System.Reflection.Assembly [mscorlib]System.Reflection.Assembly::GetExecutingAssembly()
|
|
stloc executingAssembly
|
|
|
|
// assemblyDirectory = System.IO.Path.GetDirectoryName(executingAssembly.Location);
|
|
ldloc executingAssembly
|
|
callvirt instance string [mscorlib]System.Reflection.Assembly::get_Location()
|
|
call string [mscorlib]System.IO.Path::GetDirectoryName(string)
|
|
stloc assemblyDirectory
|
|
|
|
// pythonRuntimeDllPath = System.IO.Path.Combine(assemblyDirectory, "Python.Runtime.dll");
|
|
ldloc assemblyDirectory
|
|
ldstr "Python.Runtime.dll"
|
|
call string [mscorlib]System.IO.Path::Combine(string, string)
|
|
stloc pythonRuntimeDllPath
|
|
|
|
#ifdef DEBUG_PRINT
|
|
ldstr "Attempting to load Python.Runtime from: '{0}'... "
|
|
ldloc pythonRuntimeDllPath
|
|
call void [mscorlib]System.Console::Write(string, object)
|
|
#endif
|
|
|
|
// pythonRuntime = System.Reflection.Assembly.LoadFrom(pythonRuntimeDllPath);
|
|
ldloc pythonRuntimeDllPath
|
|
call class [mscorlib]System.Reflection.Assembly [mscorlib]System.Reflection.Assembly::LoadFrom(string)
|
|
stloc pythonRuntime
|
|
|
|
#ifdef DEBUG_PRINT
|
|
ldstr "Success!"
|
|
call void [mscorlib]System.Console::WriteLine(string)
|
|
|
|
ldloc pythonRuntime
|
|
callvirt instance string [mscorlib]System.Reflection.Assembly::get_CodeBase()
|
|
call void [mscorlib]System.Console::WriteLine(string)
|
|
#endif
|
|
leave.s LOADED_PYTHON_RUNTIME
|
|
}
|
|
catch [mscorlib]System.Object
|
|
{
|
|
#ifdef DEBUG_PRINT
|
|
ldstr "Failed."
|
|
call void [mscorlib]System.Console::WriteLine(string)
|
|
#endif
|
|
leave.s EXIT_PYTHONPATH_LOAD
|
|
}
|
|
EXIT_PYTHONPATH_LOAD: nop
|
|
|
|
// If we get here, we haven't loaded Python.Runtime, so bail.
|
|
#ifdef DEBUG_PRINT
|
|
ldstr "Could not load Python.Runtime, so sad."
|
|
call void [mscorlib]System.Console::WriteLine(string)
|
|
#endif
|
|
ret;
|
|
|
|
// Once here, we've successfully loaded SOME version of Python.Runtime
|
|
// So now we get the PythonEngine and execute the InitExt method on it.
|
|
LOADED_PYTHON_RUNTIME: nop
|
|
.try
|
|
{
|
|
#ifdef DEBUG_PRINT
|
|
ldstr "Running Python.Runtime.PythonEngine.InitExt()"
|
|
call void [mscorlib]System.Console::WriteLine(string)
|
|
#endif
|
|
// pythonEngineType = pythonRuntime.GetType("Python.Runtime.PythonEngine");
|
|
ldloc pythonRuntime
|
|
ldstr "Python.Runtime.PythonEngine"
|
|
callvirt instance class [mscorlib]System.Type [mscorlib]System.Reflection.Assembly::GetType(string)
|
|
stloc pythonEngineType
|
|
|
|
// pythonEngineType.InvokeMember("InitExt", System.Reflection.BindingFlags.InvokeMethod, null, null, null);
|
|
ldloc pythonEngineType
|
|
ldstr "InitExt"
|
|
ldc.i4 0x100
|
|
ldnull
|
|
ldnull
|
|
ldnull
|
|
callvirt instance object [mscorlib]System.Type::InvokeMember( string,
|
|
valuetype [mscorlib]System.Reflection.BindingFlags,
|
|
class [mscorlib]System.Reflection.Binder,
|
|
object,
|
|
object[])
|
|
pop
|
|
leave.s EXIT_TRY_INVOKE
|
|
}
|
|
catch [mscorlib]System.Object
|
|
{
|
|
#ifdef DEBUG_PRINT
|
|
ldstr "Error calling Python.Runtime.PythonEngine.InitExt()."
|
|
call void [mscorlib]System.Console::WriteLine(string)
|
|
#endif
|
|
leave.s EXIT_TRY_INVOKE
|
|
}
|
|
EXIT_TRY_INVOKE: nop
|
|
|
|
ret
|
|
}
|
|
}
|
|
|