copapy/src/coparun/coparun_module.c

62 lines
1.6 KiB
C

#define PY_SSIZE_T_CLEAN
#include <Python.h>
#include "runmem.h"
static PyObject* coparun(PyObject* self, PyObject* args) {
const char *buf;
Py_ssize_t buf_len;
int result;
if (!PyArg_ParseTuple(args, "y#", &buf, &buf_len)) {
return NULL; /* TypeError set by PyArg_ParseTuple */
}
/* If parse_commands may run for a long time, release the GIL. */
Py_BEGIN_ALLOW_THREADS
result = parse_commands((uint8_t*)buf);
Py_END_ALLOW_THREADS
return PyLong_FromLong(result);
}
static PyObject* read_data_mem(PyObject* self, PyObject* args) {
unsigned long rel_addr;
unsigned long length;
// Parse arguments: unsigned long (relative address), Py_ssize_t (length)
if (!PyArg_ParseTuple(args, "nn", &rel_addr, &length)) {
return NULL;
}
if (length <= 0) {
PyErr_SetString(PyExc_ValueError, "Length must be positive");
return NULL;
}
const char *ptr = (const char *)(data_memory + rel_addr);
PyObject *result = PyBytes_FromStringAndSize(ptr, length);
if (!result) {
return PyErr_NoMemory();
}
return result;
}
static PyMethodDef MyMethods[] = {
{"coparun", coparun, METH_VARARGS, "Pass raw command data to coparun"},
{"read_data_mem", read_data_mem, METH_VARARGS, "Read memory and return as bytes"},
{NULL, NULL, 0, NULL}
};
static struct PyModuleDef coparun_module = {
PyModuleDef_HEAD_INIT,
"coparun_module", // Module name
NULL, // Documentation
-1, // Size of per-interpreter state (-1 for global)
MyMethods
};
PyMODINIT_FUNC PyInit_coparun_module(void) {
return PyModule_Create(&coparun_module);
}