6adf19b52f
PyBytes_AsStringAndSize() and PyString_AsStringAndSize() were not being checked for failure. Closes #1349.
139 lines
3.9 KiB
Text
139 lines
3.9 KiB
Text
/* ------------------------------------------------------------
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* utility methods for char strings
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* ------------------------------------------------------------ */
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%fragment("SWIG_AsCharPtrAndSize","header",fragment="SWIG_pchar_descriptor") {
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SWIGINTERN int
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SWIG_AsCharPtrAndSize(PyObject *obj, char** cptr, size_t* psize, int *alloc)
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{
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%#if PY_VERSION_HEX>=0x03000000
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%#if defined(SWIG_PYTHON_STRICT_BYTE_CHAR)
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if (PyBytes_Check(obj))
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%#else
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if (PyUnicode_Check(obj))
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%#endif
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%#else
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if (PyString_Check(obj))
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%#endif
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{
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char *cstr; Py_ssize_t len;
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int ret = SWIG_OK;
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%#if PY_VERSION_HEX>=0x03000000
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%#if !defined(SWIG_PYTHON_STRICT_BYTE_CHAR)
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if (!alloc && cptr) {
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/* We can't allow converting without allocation, since the internal
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representation of string in Python 3 is UCS-2/UCS-4 but we require
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a UTF-8 representation.
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TODO(bhy) More detailed explanation */
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return SWIG_RuntimeError;
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}
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obj = PyUnicode_AsUTF8String(obj);
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if (!obj)
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return SWIG_TypeError;
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if (alloc)
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*alloc = SWIG_NEWOBJ;
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%#endif
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if (PyBytes_AsStringAndSize(obj, &cstr, &len) == -1)
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return SWIG_TypeError;
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%#else
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if (PyString_AsStringAndSize(obj, &cstr, &len) == -1)
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return SWIG_TypeError;
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%#endif
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if (cptr) {
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if (alloc) {
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if (*alloc == SWIG_NEWOBJ) {
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*cptr = %new_copy_array(cstr, len + 1, char);
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*alloc = SWIG_NEWOBJ;
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} else {
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*cptr = cstr;
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*alloc = SWIG_OLDOBJ;
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}
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} else {
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%#if PY_VERSION_HEX>=0x03000000
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%#if defined(SWIG_PYTHON_STRICT_BYTE_CHAR)
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*cptr = PyBytes_AsString(obj);
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%#else
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assert(0); /* Should never reach here with Unicode strings in Python 3 */
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%#endif
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%#else
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*cptr = SWIG_Python_str_AsChar(obj);
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if (!*cptr)
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ret = SWIG_TypeError;
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%#endif
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}
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}
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if (psize) *psize = len + 1;
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%#if PY_VERSION_HEX>=0x03000000 && !defined(SWIG_PYTHON_STRICT_BYTE_CHAR)
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Py_XDECREF(obj);
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%#endif
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return ret;
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} else {
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%#if defined(SWIG_PYTHON_2_UNICODE)
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%#if defined(SWIG_PYTHON_STRICT_BYTE_CHAR)
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%#error "Cannot use both SWIG_PYTHON_2_UNICODE and SWIG_PYTHON_STRICT_BYTE_CHAR at once"
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%#endif
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%#if PY_VERSION_HEX<0x03000000
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if (PyUnicode_Check(obj)) {
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char *cstr; Py_ssize_t len;
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if (!alloc && cptr) {
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return SWIG_RuntimeError;
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}
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obj = PyUnicode_AsUTF8String(obj);
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if (!obj)
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return SWIG_TypeError;
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if (PyString_AsStringAndSize(obj, &cstr, &len) != -1) {
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if (cptr) {
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if (alloc) *alloc = SWIG_NEWOBJ;
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*cptr = %new_copy_array(cstr, len + 1, char);
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}
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if (psize) *psize = len + 1;
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Py_XDECREF(obj);
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return SWIG_OK;
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} else {
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Py_XDECREF(obj);
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}
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}
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%#endif
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%#endif
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swig_type_info* pchar_descriptor = SWIG_pchar_descriptor();
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if (pchar_descriptor) {
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void* vptr = 0;
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if (SWIG_ConvertPtr(obj, &vptr, pchar_descriptor, 0) == SWIG_OK) {
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if (cptr) *cptr = (char *) vptr;
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if (psize) *psize = vptr ? (strlen((char *)vptr) + 1) : 0;
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if (alloc) *alloc = SWIG_OLDOBJ;
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return SWIG_OK;
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}
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}
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}
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return SWIG_TypeError;
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}
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}
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%fragment("SWIG_FromCharPtrAndSize","header",fragment="SWIG_pchar_descriptor") {
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SWIGINTERNINLINE PyObject *
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SWIG_FromCharPtrAndSize(const char* carray, size_t size)
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{
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if (carray) {
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if (size > INT_MAX) {
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swig_type_info* pchar_descriptor = SWIG_pchar_descriptor();
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return pchar_descriptor ?
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SWIG_InternalNewPointerObj(%const_cast(carray,char *), pchar_descriptor, 0) : SWIG_Py_Void();
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} else {
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%#if PY_VERSION_HEX >= 0x03000000
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%#if defined(SWIG_PYTHON_STRICT_BYTE_CHAR)
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return PyBytes_FromStringAndSize(carray, %numeric_cast(size, Py_ssize_t));
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%#else
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return PyUnicode_DecodeUTF8(carray, %numeric_cast(size, Py_ssize_t), "surrogateescape");
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%#endif
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%#else
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return PyString_FromStringAndSize(carray, %numeric_cast(size, Py_ssize_t));
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%#endif
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}
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} else {
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return SWIG_Py_Void();
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}
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}
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}
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