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winreg module avoids the deprecated Unicode API

This commit is contained in:
Victor Stinner 2011-11-21 12:43:50 +01:00
parent 0293db69a0
commit be49244bdc
1 changed files with 36 additions and 24 deletions
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60
PC/winreg.c
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@ -760,26 +760,27 @@ Py2Reg(PyObject *value, DWORD typ, BYTE **retDataBuf, DWORD *retDataSize)
case REG_SZ:
case REG_EXPAND_SZ:
{
if (value == Py_None)
*retDataSize = 1;
else {
if (!PyUnicode_Check(value))
return FALSE;
*retDataSize = Py_SAFE_DOWNCAST(
2 + PyUnicode_GET_DATA_SIZE(value),
size_t, DWORD);
}
*retDataBuf = (BYTE *)PyMem_NEW(DWORD, *retDataSize);
if (*retDataBuf==NULL){
PyErr_NoMemory();
return FALSE;
}
if (value == Py_None)
wcscpy((wchar_t *)*retDataBuf, L"");
else
wcscpy((wchar_t *)*retDataBuf,
PyUnicode_AS_UNICODE(value));
break;
if (value != Py_None) {
Py_ssize_t len;
if (!PyUnicode_Check(value))
return FALSE;
*retDataBuf = (BYTE*)PyUnicode_AsWideCharString(value, &len);
if (*retDataBuf == NULL)
return FALSE;
*retDataSize = Py_SAFE_DOWNCAST(
(len + 1) * sizeof(wchar_t),
Py_ssize_t, DWORD);
}
else {
*retDataBuf = (BYTE *)PyMem_NEW(wchar_t, 1);
if (*retDataBuf == NULL) {
PyErr_NoMemory();
return FALSE;
}
((wchar_t *)*retDataBuf)[0] = L'\0';
*retDataSize = 1 * sizeof(wchar_t);
}
break;
}
case REG_MULTI_SZ:
{
@ -796,10 +797,16 @@ Py2Reg(PyObject *value, DWORD typ, BYTE **retDataBuf, DWORD *retDataSize)
for (j = 0; j < i; j++)
{
PyObject *t;
wchar_t *wstr;
Py_ssize_t len;
t = PyList_GET_ITEM(value, j);
if (!PyUnicode_Check(t))
return FALSE;
size += Py_SAFE_DOWNCAST(2 + PyUnicode_GET_DATA_SIZE(t),
wstr = PyUnicode_AsUnicodeAndSize(t, &len);
if (wstr == NULL)
return FALSE;
size += Py_SAFE_DOWNCAST((len + 1) * sizeof(wchar_t),
size_t, DWORD);
}
@ -815,10 +822,15 @@ Py2Reg(PyObject *value, DWORD typ, BYTE **retDataBuf, DWORD *retDataSize)
for (j = 0; j < i; j++)
{
PyObject *t;
wchar_t *wstr;
Py_ssize_t len;
t = PyList_GET_ITEM(value, j);
wcscpy(P, PyUnicode_AS_UNICODE(t));
P += 1 + wcslen(
PyUnicode_AS_UNICODE(t));
wstr = PyUnicode_AsUnicodeAndSize(t, &len);
if (wstr == NULL)
return FALSE;
wcscpy(P, wstr);
P += (len + 1);
}
/* And doubly-terminate the list... */
*P = '\0';