Sweden-Number/dlls/prntvpt/main.c

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/*
* Print Ticket Services Module
*
* Copyright 2014 Jactry Zeng for CodeWeavers
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include <stdarg.h>
#include "windef.h"
#include "winbase.h"
#include "wingdi.h"
#include "winspool.h"
#include "prntvpt.h"
#include "wine/heap.h"
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#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(prntvpt);
struct prn_provider
{
DWORD owner;
HANDLE hprn;
};
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BOOL WINAPI DllMain(HINSTANCE hinst, DWORD reason, LPVOID reserved)
{
TRACE("(%p, %d, %p)\n", hinst, reason, reserved);
switch(reason)
{
case DLL_WINE_PREATTACH:
return FALSE; /* prefer native version */
case DLL_PROCESS_ATTACH:
DisableThreadLibraryCalls(hinst);
break;
}
return TRUE;
}
HRESULT WINAPI PTQuerySchemaVersionSupport(PCWSTR printer, DWORD *version)
{
FIXME("stub:%s %p\n", debugstr_w(printer), version);
return E_NOTIMPL;
}
static BOOL is_valid_provider(struct prn_provider *prov)
{
return prov && prov->owner == GetCurrentThreadId();
}
HRESULT WINAPI PTCloseProvider(HPTPROVIDER provider)
{
struct prn_provider *prov = (struct prn_provider *)provider;
TRACE("%p\n", provider);
if (!is_valid_provider(prov))
return E_HANDLE;
prov->owner = 0;
ClosePrinter(prov->hprn);
heap_free(prov);
return S_OK;
}
HRESULT WINAPI PTOpenProvider(PCWSTR printer, DWORD version, HPTPROVIDER *provider)
{
DWORD used_version;
TRACE("%s, %d, %p\n", debugstr_w(printer), version, provider);
if (version != 1) return E_INVALIDARG;
return PTOpenProviderEx(printer, 1, 1, provider, &used_version);
}
HRESULT WINAPI PTOpenProviderEx(const WCHAR *printer, DWORD max_version, DWORD pref_version, HPTPROVIDER *provider, DWORD *used_version)
{
struct prn_provider *prov;
TRACE("%s, %d, %d, %p, %p\n", debugstr_w(printer), max_version, pref_version, provider, used_version);
if (!max_version || !provider || !used_version)
return E_INVALIDARG;
prov = heap_alloc(sizeof(*prov));
if (!prov) return E_OUTOFMEMORY;
if (!OpenPrinterW((LPWSTR)printer, &prov->hprn, NULL))
{
heap_free(prov);
return HRESULT_FROM_WIN32(GetLastError());
}
prov->owner = GetCurrentThreadId();
*provider = (HPTPROVIDER)prov;
*used_version = 1;
return S_OK;
}