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[LOCALSPL]

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Bugfix: The RegEnum* functions take the buffer size _including_ the terminating null character as input and only return the actual data length _without_ the terminating null character as output.

svn path=/branches/colins-printing-for-freedom/; revision=68324
This commit is contained in:
Colin Finck 2015-06-30 16:08:16 +00:00
parent aef3b57f55
commit 86dbf40cd1
1 changed files with 3 additions and 3 deletions
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6
reactos/win32ss/printing/providers/localspl/printprocessors.c
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@ -192,7 +192,7 @@ InitializePrintProcessorList()
}
// Get the name of this Print Processor.
cchPrintProcessorName = cchMaxSubKey;
cchPrintProcessorName = cchMaxSubKey + 1;
lStatus = RegEnumKeyExW(hSubKey, i, pwszPrintProcessorName, &cchPrintProcessorName, NULL, NULL, NULL, NULL);
if (lStatus != ERROR_SUCCESS)
{
@ -498,7 +498,7 @@ LocalEnumPrintProcessors(LPWSTR pName, LPWSTR pEnvironment, DWORD Level, LPBYTE
{
// RegEnumKeyExW sucks! Unlike similar API functions, it only returns the actual numbers of characters copied when you supply a buffer large enough.
// So use pwszTemp with its size cchMaxSubKey for this.
cchPrintProcessor = cchMaxSubKey;
cchPrintProcessor = cchMaxSubKey + 1;
dwErrorCode = (DWORD)RegEnumKeyExW(hSubKey, i, pwszTemp, &cchPrintProcessor, NULL, NULL, NULL, NULL);
if (dwErrorCode != ERROR_SUCCESS)
{
@ -524,7 +524,7 @@ LocalEnumPrintProcessors(LPWSTR pName, LPWSTR pEnvironment, DWORD Level, LPBYTE
for (i = 0; i < *pcReturned; i++)
{
// This isn't really correct, but doesn't cause any harm, because we've extensively checked the size of the supplied buffer above.
cchPrintProcessor = cchMaxSubKey;
cchPrintProcessor = cchMaxSubKey + 1;
// Copy the Print Processor name.
dwErrorCode = (DWORD)RegEnumKeyExW(hSubKey, i, (PWSTR)pCurrentOutputPrintProcessor, &cchPrintProcessor, NULL, NULL, NULL, NULL);