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// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "printing/backend/printing_info_win.h"
#include "base/logging.h"
namespace printing {
namespace internal {
uint8* GetDriverInfo(HANDLE printer, int level) {
DWORD size = 0;
::GetPrinterDriver(printer, NULL, level, NULL, 0, &size);
if (size == 0) {
return NULL;
}
scoped_ptr<uint8[]> buffer(new uint8[size]);
memset(buffer.get(), 0, size);
if (!::GetPrinterDriver(printer, NULL, level, buffer.get(), size, &size)) {
return NULL;
}
return buffer.release();
}
uint8* GetPrinterInfo(HANDLE printer, int level) {
DWORD size = 0;
::GetPrinter(printer, level, NULL, 0, &size);
if (size == 0) {
LOG(WARNING) << "Failed to get size of PRINTER_INFO_" << level <<
", error = " << GetLastError();
return NULL;
}
scoped_ptr<uint8[]> buffer(new uint8[size]);
memset(buffer.get(), 0, size);
if (!::GetPrinter(printer, level, buffer.get(), size, &size)) {
LOG(WARNING) << "Failed to get PRINTER_INFO_" << level <<
", error = " << GetLastError();
return NULL;
}
return buffer.release();
}
} // namespace internal
} // namespace printing
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