sti.c 12.2 KB
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/*
 * Copyright (C) 2002 Aric Stewart for CodeWeavers
 * Copyright (C) 2009 Damjan Jovanovic
 *
 * 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>

#define COBJMACROS

#include "windef.h"
#include "winbase.h"
#include "winreg.h"
#include "winerror.h"
#include "objbase.h"
#include "sti.h"

#include "wine/debug.h"

WINE_DEFAULT_DEBUG_CHANNEL(sti);

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static const WCHAR registeredAppsLaunchPath[] = {
    'S','O','F','T','W','A','R','E','\\',
    'M','i','c','r','o','s','o','f','t','\\',
    'W','i','n','d','o','w','s','\\',
    'C','u','r','r','e','n','t','V','e','r','s','i','o','n','\\',
    'S','t','i','l','l','I','m','a','g','e','\\',
    'R','e','g','i','s','t','e','r','e','d',' ','A','p','p','l','i','c','a','t','i','o','n','s',0
};

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typedef struct _stillimage
{
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    IUnknown IUnknown_inner;
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    IStillImageW IStillImageW_iface;
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    IUnknown *outer_unk;
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    LONG ref;
} stillimage;

static inline stillimage *impl_from_IStillImageW(IStillImageW *iface)
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{
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    return CONTAINING_RECORD(iface, stillimage, IStillImageW_iface);
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}

static HRESULT WINAPI stillimagew_QueryInterface(IStillImageW *iface, REFIID riid, void **ppvObject)
{
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    stillimage *This = impl_from_IStillImageW(iface);
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    TRACE("(%p %s %p)\n", This, debugstr_guid(riid), ppvObject);
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    return IUnknown_QueryInterface(This->outer_unk, riid, ppvObject);
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}

static ULONG WINAPI stillimagew_AddRef(IStillImageW *iface)
{
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    stillimage *This = impl_from_IStillImageW(iface);
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    return IUnknown_AddRef(This->outer_unk);
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}

static ULONG WINAPI stillimagew_Release(IStillImageW *iface)
{
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    stillimage *This = impl_from_IStillImageW(iface);
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    return IUnknown_Release(This->outer_unk);
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}

static HRESULT WINAPI stillimagew_Initialize(IStillImageW *iface, HINSTANCE hinst, DWORD dwVersion)
{
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    stillimage *This = impl_from_IStillImageW(iface);
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    TRACE("(%p, %p, 0x%X)\n", This, hinst, dwVersion);
    return S_OK;
}

static HRESULT WINAPI stillimagew_GetDeviceList(IStillImageW *iface, DWORD dwType, DWORD dwFlags,
                                                DWORD *pdwItemsReturned, LPVOID *ppBuffer)
{
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    stillimage *This = impl_from_IStillImageW(iface);
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    FIXME("(%p, %u, 0x%X, %p, %p): stub\n", This, dwType, dwFlags, pdwItemsReturned, ppBuffer);
    return E_NOTIMPL;
}

static HRESULT WINAPI stillimagew_GetDeviceInfo(IStillImageW *iface, LPWSTR pwszDeviceName,
                                                LPVOID *ppBuffer)
{
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    stillimage *This = impl_from_IStillImageW(iface);
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    FIXME("(%p, %s, %p): stub\n", This, debugstr_w(pwszDeviceName), ppBuffer);
    return E_NOTIMPL;
}

static HRESULT WINAPI stillimagew_CreateDevice(IStillImageW *iface, LPWSTR pwszDeviceName, DWORD dwMode,
                                               PSTIDEVICEW *pDevice, LPUNKNOWN pUnkOuter)
{
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    stillimage *This = impl_from_IStillImageW(iface);
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    FIXME("(%p, %s, %u, %p, %p): stub\n", This, debugstr_w(pwszDeviceName), dwMode, pDevice, pUnkOuter);
    return E_NOTIMPL;
}

static HRESULT WINAPI stillimagew_GetDeviceValue(IStillImageW *iface, LPWSTR pwszDeviceName, LPWSTR pValueName,
                                                 LPDWORD pType, LPBYTE pData, LPDWORD cbData)
{
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    stillimage *This = impl_from_IStillImageW(iface);
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    FIXME("(%p, %s, %s, %p, %p, %p): stub\n", This, debugstr_w(pwszDeviceName), debugstr_w(pValueName),
        pType, pData, cbData);
    return E_NOTIMPL;
}

static HRESULT WINAPI stillimagew_SetDeviceValue(IStillImageW *iface, LPWSTR pwszDeviceName, LPWSTR pValueName,
                                                 DWORD type, LPBYTE pData, DWORD cbData)
{
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    stillimage *This = impl_from_IStillImageW(iface);
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    FIXME("(%p, %s, %s, %u, %p, %u): stub\n", This, debugstr_w(pwszDeviceName), debugstr_w(pValueName),
        type, pData, cbData);
    return E_NOTIMPL;
}

static HRESULT WINAPI stillimagew_GetSTILaunchInformation(IStillImageW *iface, LPWSTR pwszDeviceName,
                                                          DWORD *pdwEventCode, LPWSTR pwszEventName)
{
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    stillimage *This = impl_from_IStillImageW(iface);
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    FIXME("(%p, %p, %p, %p): stub\n", This, pwszDeviceName,
        pdwEventCode, pwszEventName);
    return E_NOTIMPL;
}

static HRESULT WINAPI stillimagew_RegisterLaunchApplication(IStillImageW *iface, LPWSTR pwszAppName,
                                                            LPWSTR pwszCommandLine)
{
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    static const WCHAR format[] = {'%','s',' ','%','s',0};
    static const WCHAR commandLineSuffix[] = {
        '/','S','t','i','D','e','v','i','c','e',':','%','1',' ',
        '/','S','t','i','E','v','e','n','t',':','%','2',0};
    HKEY registeredAppsKey = NULL;
    DWORD ret;
    HRESULT hr = S_OK;
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    stillimage *This = impl_from_IStillImageW(iface);
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    TRACE("(%p, %s, %s)\n", This, debugstr_w(pwszAppName), debugstr_w(pwszCommandLine));

    ret = RegCreateKeyW(HKEY_LOCAL_MACHINE, registeredAppsLaunchPath, &registeredAppsKey);
    if (ret == ERROR_SUCCESS)
    {
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        size_t len = lstrlenW(pwszCommandLine) + 1 + lstrlenW(commandLineSuffix) + 1;
        WCHAR *value = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
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        if (value)
        {
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            swprintf(value, len, format, pwszCommandLine, commandLineSuffix);
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            ret = RegSetValueExW(registeredAppsKey, pwszAppName, 0,
                REG_SZ, (BYTE*)value, (lstrlenW(value)+1)*sizeof(WCHAR));
            if (ret != ERROR_SUCCESS)
                hr = HRESULT_FROM_WIN32(ret);
            HeapFree(GetProcessHeap(), 0, value);
        }
        else
            hr = E_OUTOFMEMORY;
        RegCloseKey(registeredAppsKey);
    }
    else
        hr = HRESULT_FROM_WIN32(ret);
    return hr;
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}

static HRESULT WINAPI stillimagew_UnregisterLaunchApplication(IStillImageW *iface, LPWSTR pwszAppName)
{
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    stillimage *This = impl_from_IStillImageW(iface);
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    HKEY registeredAppsKey = NULL;
    DWORD ret;
    HRESULT hr = S_OK;

    TRACE("(%p, %s)\n", This, debugstr_w(pwszAppName));

    ret = RegCreateKeyW(HKEY_LOCAL_MACHINE, registeredAppsLaunchPath, &registeredAppsKey);
    if (ret == ERROR_SUCCESS)
    {
        ret = RegDeleteValueW(registeredAppsKey, pwszAppName);
        if (ret != ERROR_SUCCESS)
            hr = HRESULT_FROM_WIN32(ret);
        RegCloseKey(registeredAppsKey);
    }
    else
        hr = HRESULT_FROM_WIN32(ret);
    return hr;
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}

static HRESULT WINAPI stillimagew_EnableHwNotifications(IStillImageW *iface, LPCWSTR pwszDeviceName,
                                                        BOOL bNewState)
{
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    stillimage *This = impl_from_IStillImageW(iface);
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    FIXME("(%p, %s, %u): stub\n", This, debugstr_w(pwszDeviceName), bNewState);
    return E_NOTIMPL;
}

static HRESULT WINAPI stillimagew_GetHwNotificationState(IStillImageW *iface, LPCWSTR pwszDeviceName,
                                                         BOOL *pbCurrentState)
{
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    stillimage *This = impl_from_IStillImageW(iface);
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    FIXME("(%p, %s, %p): stub\n", This, debugstr_w(pwszDeviceName), pbCurrentState);
    return E_NOTIMPL;
}

static HRESULT WINAPI stillimagew_RefreshDeviceBus(IStillImageW *iface, LPCWSTR pwszDeviceName)
{
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    stillimage *This = impl_from_IStillImageW(iface);
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    FIXME("(%p, %s): stub\n", This, debugstr_w(pwszDeviceName));
    return E_NOTIMPL;
}

static HRESULT WINAPI stillimagew_LaunchApplicationForDevice(IStillImageW *iface, LPWSTR pwszDeviceName,
                                                             LPWSTR pwszAppName, LPSTINOTIFY pStiNotify)
{
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    stillimage *This = impl_from_IStillImageW(iface);
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    FIXME("(%p, %s, %s, %p): stub\n", This, debugstr_w(pwszDeviceName), debugstr_w(pwszAppName),
        pStiNotify);
    return E_NOTIMPL;
}

static HRESULT WINAPI stillimagew_SetupDeviceParameters(IStillImageW *iface, PSTI_DEVICE_INFORMATIONW pDevInfo)
{
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    stillimage *This = impl_from_IStillImageW(iface);
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    FIXME("(%p, %p): stub\n", This, pDevInfo);
    return E_NOTIMPL;
}

static HRESULT WINAPI stillimagew_WriteToErrorLog(IStillImageW *iface, DWORD dwMessageType, LPCWSTR pszMessage)
{
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    stillimage *This = impl_from_IStillImageW(iface);
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    FIXME("(%p, %u, %s): stub\n", This, dwMessageType, debugstr_w(pszMessage));
    return E_NOTIMPL;
}

static const struct IStillImageWVtbl stillimagew_vtbl =
{
    stillimagew_QueryInterface,
    stillimagew_AddRef,
    stillimagew_Release,
    stillimagew_Initialize,
    stillimagew_GetDeviceList,
    stillimagew_GetDeviceInfo,
    stillimagew_CreateDevice,
    stillimagew_GetDeviceValue,
    stillimagew_SetDeviceValue,
    stillimagew_GetSTILaunchInformation,
    stillimagew_RegisterLaunchApplication,
    stillimagew_UnregisterLaunchApplication,
    stillimagew_EnableHwNotifications,
    stillimagew_GetHwNotificationState,
    stillimagew_RefreshDeviceBus,
    stillimagew_LaunchApplicationForDevice,
    stillimagew_SetupDeviceParameters,
    stillimagew_WriteToErrorLog
};

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static inline stillimage *impl_from_IUnknown(IUnknown *iface)
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{
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    return CONTAINING_RECORD(iface, stillimage, IUnknown_inner);
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}

static HRESULT WINAPI Internal_QueryInterface(IUnknown *iface, REFIID riid, void **ppvObject)
{
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    stillimage *This = impl_from_IUnknown(iface);
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    TRACE("(%p %s %p)\n", This, debugstr_guid(riid), ppvObject);

    if (IsEqualGUID(riid, &IID_IUnknown))
        *ppvObject = iface;
    else if (IsEqualGUID(riid, &IID_IStillImageW))
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        *ppvObject = &This->IStillImageW_iface;
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    else
    {
        if (IsEqualGUID(riid, &IID_IStillImageA))
            FIXME("interface IStillImageA is unsupported on Windows Vista too, please report if it's needed\n");
        else
            FIXME("interface %s not implemented\n", debugstr_guid(riid));
        *ppvObject = NULL;
        return E_NOINTERFACE;
    }

    IUnknown_AddRef((IUnknown*) *ppvObject);
    return S_OK;
}

static ULONG WINAPI Internal_AddRef(IUnknown *iface)
{
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    stillimage *This = impl_from_IUnknown(iface);
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    return InterlockedIncrement(&This->ref);
}

static ULONG WINAPI Internal_Release(IUnknown *iface)
{
    ULONG ref;
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    stillimage *This = impl_from_IUnknown(iface);
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    ref = InterlockedDecrement(&This->ref);
    if (ref == 0)
        HeapFree(GetProcessHeap(), 0, This);
    return ref;
}

static const struct IUnknownVtbl internal_unk_vtbl =
{
    Internal_QueryInterface,
    Internal_AddRef,
    Internal_Release
};

/******************************************************************************
 *           StiCreateInstanceA   (STI.@)
 */
HRESULT WINAPI StiCreateInstanceA(HINSTANCE hinst, DWORD dwVer, PSTIA *ppSti, LPUNKNOWN pUnkOuter)
{
    FIXME("(%p, %u, %p, %p): stub, unimplemented on Windows Vista too, please report if it's needed\n", hinst, dwVer, ppSti, pUnkOuter);
    return STG_E_UNIMPLEMENTEDFUNCTION;
}

/******************************************************************************
 *           StiCreateInstanceW   (STI.@)
 */
HRESULT WINAPI StiCreateInstanceW(HINSTANCE hinst, DWORD dwVer, PSTIW *ppSti, LPUNKNOWN pUnkOuter)
{
    stillimage *This;
    HRESULT hr;

    TRACE("(%p, %u, %p, %p)\n", hinst, dwVer, ppSti, pUnkOuter);

    This = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(stillimage));
    if (This)
    {
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        This->IStillImageW_iface.lpVtbl = &stillimagew_vtbl;
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        This->IUnknown_inner.lpVtbl = &internal_unk_vtbl;
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        if (pUnkOuter)
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            This->outer_unk = pUnkOuter;
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        else
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            This->outer_unk = &This->IUnknown_inner;
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        This->ref = 1;

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        hr = IStillImage_Initialize(&This->IStillImageW_iface, hinst, dwVer);
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        if (SUCCEEDED(hr))
        {
            if (pUnkOuter)
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                *ppSti = (IStillImageW*) &This->IUnknown_inner;
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            else
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                *ppSti = &This->IStillImageW_iface;
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        }
    }
    else
        hr = E_OUTOFMEMORY;

    return hr;
}