Index: swig/Lib/python/pystrings.swg |
=================================================================== |
--- swig/Lib/python/pystrings.swg (revision 0) |
+++ swig/Lib/python/pystrings.swg (revision 0) |
@@ -0,0 +1,103 @@ |
+/* ------------------------------------------------------------ |
+ * 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 { |
+ 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_NewPointerObj(%const_cast(carray,char *), pchar_descriptor, 0) : SWIG_Py_Void(); |
+ } else { |
+%#if PY_VERSION_HEX >= 0x03000000 |
+ return PyUnicode_FromStringAndSize(carray, %numeric_cast(size,int)); |
+%#else |
+ return PyString_FromStringAndSize(carray, %numeric_cast(size,int)); |
+%#endif |
+ } |
+ } else { |
+ return SWIG_Py_Void(); |
+ } |
+} |
+} |
+ |
+ |