static PyObject *
sp_GetCurrentProcess(PyObject* self, PyObject* args)
{
if (! PyArg_ParseTuple(args, ":GetCurrentProcess"))
return NULL;
return sp_handle_new(GetCurrentProcess());
}
static PyObject *
sp_CreatePipe(PyObject* self, PyObject* args)
{
HANDLE read_pipe;
HANDLE write_pipe;
BOOL result;
PyObject* pipe_attributes; /* ignored */
int size;
if (! PyArg_ParseTuple(args, "Oi:CreatePipe", &pipe_attributes, &size))
return NULL;
Py_BEGIN_ALLOW_THREADS
result = CreatePipe(&read_pipe, &write_pipe, NULL, size);
Py_END_ALLOW_THREADS
if (! result)
return PyErr_SetFromWindowsErr(GetLastError());
return Py_BuildValue(
"NN", sp_handle_new(read_pipe), sp_handle_new(write_pipe));
}
static PyObject *
sp_DuplicateHandle(PyObject* self, PyObject* args)
{
HANDLE target_handle;
BOOL result;
HANDLE source_process_handle;
HANDLE source_handle;
HANDLE target_process_handle;
int desired_access;
int inherit_handle;
int options = 0;
if (! PyArg_ParseTuple(args,
PY_HANDLE_PARAM PY_HANDLE_PARAM PY_HANDLE_PARAM
"ii|i:DuplicateHandle",
&source_process_handle,
&source_handle,
&target_process_handle,
&desired_access,
&inherit_handle,
&options))
return NULL;
Py_BEGIN_ALLOW_THREADS
result = DuplicateHandle(
source_process_handle,
source_handle,
target_process_handle,
&target_handle,
desired_access,
inherit_handle,
options
);
Py_END_ALLOW_THREADS
if (! result)
return PyErr_SetFromWindowsErr(GetLastError());
return sp_handle_new(target_handle);
}
static PyObject *
sp_CreateProcess(PyObject* self, PyObject* args)
{
BOOL result;
PROCESS_INFORMATION pi;
STARTUPINFO si;
PyObject* environment;
char* application_name;
char* command_line;
PyObject* process_attributes; /* ignored */
PyObject* thread_attributes; /* ignored */
int inherit_handles;
int creation_flags;
PyObject* env_mapping;
char* current_directory;
PyObject* startup_info;
if (! PyArg_ParseTuple(args, "zzOOiiOzO:CreateProcess",
&application_name,
&command_line,
&process_attributes,
&thread_attributes,
&inherit_handles,
&creation_flags,
&env_mapping,
¤t_directory,
&startup_info))
return NULL;
ZeroMemory(&si, sizeof(si));
si.cb = sizeof(si);
/* note: we only support a small subset of all SI attributes */
si.dwFlags = getint(startup_info, "dwFlags");
si.wShowWindow = getint(startup_info, "wShowWindow");
si.hStdInput = gethandle(startup_info, "hStdInput");
si.hStdOutput = gethandle(startup_info, "hStdOutput");
si.hStdError = gethandle(startup_info, "hStdError");
if (PyErr_Occurred())
return NULL;
if (env_mapping == Py_None)
environment = NULL;
else {
environment = getenvironment(env_mapping);
if (! environment)
return NULL;
}
Py_BEGIN_ALLOW_THREADS
result = CreateProcess(application_name,
command_line,
NULL,
NULL,
inherit_handles,
creation_flags,
environment ? PyString_AS_STRING(environment) : NULL,
current_directory,
&si,
&pi);
Py_END_ALLOW_THREADS
Py_XDECREF(environment);
if (! result)
return PyErr_SetFromWindowsErr(GetLastError());
return Py_BuildValue("NNii",
sp_handle_new(pi.hProcess),
sp_handle_new(pi.hThread),
pi.dwProcessId,
pi.dwThreadId);
}
