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- /* ------------------------------------------------------------
- * utility methods for char strings
- * ------------------------------------------------------------ */
- %fragment("SWIG_AsCharPtrAndSize","header",fragment="SWIG_pchar_descriptor") {
- SWIGINTERN int
- SWIG_AsCharPtrAndSize(PyObject *obj, char** cptr, size_t* psize, int *alloc)
- {
- %#if PY_VERSION_HEX>=0x03000000
- if (PyUnicode_Check(obj))
- %#else
- if (PyString_Check(obj))
- %#endif
- {
- char *cstr; Py_ssize_t len;
- %#if PY_VERSION_HEX>=0x03000000
- if (!alloc && cptr) {
- /* We can't allow converting without allocation, since the internal
- representation of string in Python 3 is UCS-2/UCS-4 but we require
- a UTF-8 representation.
- TODO(bhy) More detailed explanation */
- return SWIG_RuntimeError;
- }
- obj = PyUnicode_AsUTF8String(obj);
- PyBytes_AsStringAndSize(obj, &cstr, &len);
- if(alloc) *alloc = SWIG_NEWOBJ;
- %#else
- PyString_AsStringAndSize(obj, &cstr, &len);
- %#endif
- if (cptr) {
- if (alloc) {
- /*
- In python the user should not be able to modify the inner
- string representation. To warranty that, if you define
- SWIG_PYTHON_SAFE_CSTRINGS, a new/copy of the python string
- buffer is always returned.
- The default behavior is just to return the pointer value,
- so, be careful.
- */
- %#if defined(SWIG_PYTHON_SAFE_CSTRINGS)
- if (*alloc != SWIG_OLDOBJ)
- %#else
- if (*alloc == SWIG_NEWOBJ)
- %#endif
- {
- *cptr = %new_copy_array(cstr, len + 1, char);
- *alloc = SWIG_NEWOBJ;
- } else {
- *cptr = cstr;
- *alloc = SWIG_OLDOBJ;
- }
- } else {
- %#if PY_VERSION_HEX>=0x03000000
- assert(0); /* Should never reach here in Python 3 */
- %#endif
- *cptr = SWIG_Python_str_AsChar(obj);
- }
- }
- if (psize) *psize = len + 1;
- %#if PY_VERSION_HEX>=0x03000000
- Py_XDECREF(obj);
- %#endif
- return SWIG_OK;
- } else {
- %#if defined(SWIG_PYTHON_2_UNICODE)
- %#if PY_VERSION_HEX<0x03000000
- if (PyUnicode_Check(obj)) {
- char *cstr; Py_ssize_t len;
- if (!alloc && cptr) {
- return SWIG_RuntimeError;
- }
- obj = PyUnicode_AsUTF8String(obj);
- if (PyString_AsStringAndSize(obj, &cstr, &len) != -1) {
- if (cptr) {
- if (alloc) *alloc = SWIG_NEWOBJ;
- *cptr = %new_copy_array(cstr, len + 1, char);
- }
- if (psize) *psize = len + 1;
- Py_XDECREF(obj);
- return SWIG_OK;
- } else {
- Py_XDECREF(obj);
- }
- }
- %#endif
- %#endif
- swig_type_info* pchar_descriptor = SWIG_pchar_descriptor();
- if (pchar_descriptor) {
- void* vptr = 0;
- if (SWIG_ConvertPtr(obj, &vptr, pchar_descriptor, 0) == SWIG_OK) {
- if (cptr) *cptr = (char *) vptr;
- if (psize) *psize = vptr ? (strlen((char *)vptr) + 1) : 0;
- if (alloc) *alloc = SWIG_OLDOBJ;
- return SWIG_OK;
- }
- }
- }
- return SWIG_TypeError;
- }
- }
- %fragment("SWIG_FromCharPtrAndSize","header",fragment="SWIG_pchar_descriptor") {
- SWIGINTERNINLINE PyObject *
- SWIG_FromCharPtrAndSize(const char* carray, size_t size)
- {
- if (carray) {
- if (size > INT_MAX) {
- swig_type_info* pchar_descriptor = SWIG_pchar_descriptor();
- return pchar_descriptor ?
- SWIG_InternalNewPointerObj(%const_cast(carray,char *), pchar_descriptor, 0) : SWIG_Py_Void();
- } else {
- %#if PY_VERSION_HEX >= 0x03000000
- %#if PY_VERSION_HEX >= 0x03010000
- return PyUnicode_DecodeUTF8(carray, %numeric_cast(size, Py_ssize_t), "surrogateescape");
- %#else
- return PyUnicode_FromStringAndSize(carray, %numeric_cast(size, Py_ssize_t));
- %#endif
- %#else
- return PyString_FromStringAndSize(carray, %numeric_cast(size, Py_ssize_t));
- %#endif
- }
- } else {
- return SWIG_Py_Void();
- }
- }
- }
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