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Patch 1030, Adapt _winreg.c to the new buffer API.

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Applying without testing since I don't have Windows.  It
seems to make sense from a cursory review.
This commit is contained in:
Neal Norwitz 2007-08-26 23:07:13 +00:00
parent 0117ffca63
commit 1385b8940a
1 changed files with 12 additions and 7 deletions
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19
PC/_winreg.c
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@ -814,23 +814,28 @@ Py2Reg(PyObject *value, DWORD typ, BYTE **retDataBuf, DWORD *retDataSize)
if (value == Py_None) if (value == Py_None)
*retDataSize = 0; *retDataSize = 0;
else { else {
void *src_buf; PyBuffer view;
PyBufferProcs *pb = value->ob_type->tp_as_buffer;
if (pb==NULL) { if (!PyObject_CheckBuffer(value)) {
PyErr_Format(PyExc_TypeError, PyErr_Format(PyExc_TypeError,
"Objects of type '%s' can not " "Objects of type '%s' can not "
"be used as binary registry values", "be used as binary registry values",
value->ob_type->tp_name); value->ob_type->tp_name);
return FALSE; return FALSE;
} }
*retDataSize = (*pb->bf_getreadbuffer)(value, 0, &src_buf);
*retDataBuf = (BYTE *)PyMem_NEW(char, if (PyObject_GetBuffer(value, &view, PyBUF_SIMPLE) < 0)
*retDataSize); return FALSE;
*retDataBuf = (BYTE *)PyMem_NEW(char, view.len);
if (*retDataBuf==NULL){ if (*retDataBuf==NULL){
PyObject_ReleaseBuffer(value, &view);
PyErr_NoMemory(); PyErr_NoMemory();
return FALSE; return FALSE;
} }
memcpy(*retDataBuf, src_buf, *retDataSize); *retDataSize = view.len;
memcpy(*retDataBuf, view.buf, view.len);
PyObject_ReleaseBuffer(value, &view);
} }
break; break;
} }