regsvr.c

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/*
 *  self-registerable dll functions for quartz.dll
 *
 * Copyright (C) 2003 John K. Hohm
 *
 * 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
 */

#define NONAMELESSUNION
#define NONAMELESSSTRUCT
#define COBJMACROS
#include <stdarg.h>
#include <string.h>

#include "windef.h"
#include "winbase.h"
#include "wingdi.h"
#include "winuser.h"
#include "winreg.h"
#include "winerror.h"

#include "ole2.h"
#include "uuids.h"
#include "strmif.h"

#include "wine/debug.h"
#include "wine/unicode.h"

WINE_DEFAULT_DEBUG_CHANNEL(quartz);

/*
 * Near the bottom of this file are the exported DllRegisterServer and
 * DllUnregisterServer, which make all this worthwhile.
 */

/***********************************************************************
 *      interface for self-registering
 */
struct regsvr_interface
{
    IID const *iid;     /* NULL for end of list */
    LPCSTR name;        /* can be NULL to omit */
    IID const *base_iid;    /* can be NULL to omit */
    int num_methods;        /* can be <0 to omit */
    CLSID const *ps_clsid;  /* can be NULL to omit */
    CLSID const *ps_clsid32;    /* can be NULL to omit */
};

static HRESULT register_interfaces(struct regsvr_interface const *list);
static HRESULT unregister_interfaces(struct regsvr_interface const *list);

struct regsvr_coclass
{
    CLSID const *clsid;     /* NULL for end of list */
    LPCSTR name;        /* can be NULL to omit */
    LPCSTR ips;         /* can be NULL to omit */
    LPCSTR ips32;       /* can be NULL to omit */
    LPCSTR ips32_tmodel;    /* can be NULL to omit */
    LPCSTR progid;      /* can be NULL to omit */
    LPCSTR viprogid;        /* can be NULL to omit */
    LPCSTR progid_extra;    /* can be NULL to omit */
};

static HRESULT register_coclasses(struct regsvr_coclass const *list);
static HRESULT unregister_coclasses(struct regsvr_coclass const *list);

struct regsvr_mediatype_parsing
{
    CLSID const *majortype; /* NULL for end of list */
    CLSID const *subtype;
    LPCSTR line[11];        /* NULL for end of list */
};

static HRESULT register_mediatypes_parsing(struct regsvr_mediatype_parsing const *list);
static HRESULT unregister_mediatypes_parsing(struct regsvr_mediatype_parsing const *list);

struct regsvr_mediatype_extension
{
    CLSID const *majortype; /* NULL for end of list */
    CLSID const *subtype;
    LPCSTR extension;
};

struct mediatype
{
    CLSID const *majortype; /* NULL for end of list */
    CLSID const *subtype;
    DWORD fourcc;
};

struct pin
{
    DWORD flags;        /* 0xFFFFFFFF for end of list */
    struct mediatype mediatypes[11];
};

struct regsvr_filter
{
    CLSID const *clsid;     /* NULL for end of list */
    CLSID const *category;
    WCHAR name[50];
    DWORD merit;
    struct pin pins[11];
};

static HRESULT register_mediatypes_extension(struct regsvr_mediatype_extension const *list);
static HRESULT unregister_mediatypes_extension(struct regsvr_mediatype_extension const *list);

static HRESULT register_filters(struct regsvr_filter const *list);
static HRESULT unregister_filters(struct regsvr_filter const *list);

/***********************************************************************
 *      static string constants
 */
static const WCHAR interface_keyname[] = {
    'I', 'n', 't', 'e', 'r', 'f', 'a', 'c', 'e', 0 };
static const WCHAR base_ifa_keyname[] = {
    'B', 'a', 's', 'e', 'I', 'n', 't', 'e', 'r', 'f', 'a', 'c',
    'e', 0 };
static const WCHAR num_methods_keyname[] = {
    'N', 'u', 'm', 'M', 'e', 't', 'h', 'o', 'd', 's', 0 };
static const WCHAR ps_clsid_keyname[] = {
    'P', 'r', 'o', 'x', 'y', 'S', 't', 'u', 'b', 'C', 'l', 's',
    'i', 'd', 0 };
static const WCHAR ps_clsid32_keyname[] = {
    'P', 'r', 'o', 'x', 'y', 'S', 't', 'u', 'b', 'C', 'l', 's',
    'i', 'd', '3', '2', 0 };
static const WCHAR clsid_keyname[] = {
    'C', 'L', 'S', 'I', 'D', 0 };
static const WCHAR curver_keyname[] = {
    'C', 'u', 'r', 'V', 'e', 'r', 0 };
static const WCHAR ips_keyname[] = {
    'I', 'n', 'P', 'r', 'o', 'c', 'S', 'e', 'r', 'v', 'e', 'r',
    0 };
static const WCHAR ips32_keyname[] = {
    'I', 'n', 'P', 'r', 'o', 'c', 'S', 'e', 'r', 'v', 'e', 'r',
    '3', '2', 0 };
static const WCHAR progid_keyname[] = {
    'P', 'r', 'o', 'g', 'I', 'D', 0 };
static const WCHAR viprogid_keyname[] = {
    'V', 'e', 'r', 's', 'i', 'o', 'n', 'I', 'n', 'd', 'e', 'p',
    'e', 'n', 'd', 'e', 'n', 't', 'P', 'r', 'o', 'g', 'I', 'D',
    0 };
static const char tmodel_valuename[] = "ThreadingModel";
static const WCHAR mediatype_name[] = {
    'M', 'e', 'd', 'i', 'a', ' ', 'T', 'y', 'p', 'e', 0 };
static const WCHAR subtype_valuename[] = {
    'S', 'u', 'b', 't', 'y', 'p', 'e', 0 };
static const WCHAR sourcefilter_valuename[] = {
    'S', 'o', 'u', 'r', 'c', 'e', ' ', 'F', 'i', 'l', 't', 'e', 'r', 0 };
static const WCHAR extensions_keyname[] = {
    'E', 'x', 't', 'e', 'n', 's', 'i', 'o', 'n', 's', 0 };

/***********************************************************************
 *      static helper functions
 */
static LONG register_key_guid(HKEY base, WCHAR const *name, GUID const *guid);
static LONG register_key_defvalueW(HKEY base, WCHAR const *name,
                   WCHAR const *value);
static LONG register_key_defvalueA(HKEY base, WCHAR const *name,
                   char const *value);
static LONG register_progid(WCHAR const *clsid,
                char const *progid, char const *curver_progid,
                char const *name, char const *extra);

/***********************************************************************
 *      register_interfaces
 */
static HRESULT register_interfaces(struct regsvr_interface const *list)
{
    LONG res = ERROR_SUCCESS;
    HKEY interface_key;

    res = RegCreateKeyExW(HKEY_CLASSES_ROOT, interface_keyname, 0, NULL, 0,
              KEY_READ | KEY_WRITE, NULL, &interface_key, NULL);
    if (res != ERROR_SUCCESS) goto error_return;

    for (; res == ERROR_SUCCESS && list->iid; ++list) {
    WCHAR buf[39];
    HKEY iid_key;

    StringFromGUID2(list->iid, buf, 39);
    res = RegCreateKeyExW(interface_key, buf, 0, NULL, 0,
                  KEY_READ | KEY_WRITE, NULL, &iid_key, NULL);
    if (res != ERROR_SUCCESS) goto error_close_interface_key;

    if (list->name) {
            res = RegSetValueExA(iid_key, NULL, 0, REG_SZ, (const BYTE*)list->name,
                 strlen(list->name) + 1);
        if (res != ERROR_SUCCESS) goto error_close_iid_key;
    }

    if (list->base_iid) {
        res = register_key_guid(iid_key, base_ifa_keyname, list->base_iid);
        if (res != ERROR_SUCCESS) goto error_close_iid_key;
    }

    if (0 <= list->num_methods) {
        static const WCHAR fmt[] = { '%', 'd', 0 };
        HKEY key;

        res = RegCreateKeyExW(iid_key, num_methods_keyname, 0, NULL, 0,
                  KEY_READ | KEY_WRITE, NULL, &key, NULL);
        if (res != ERROR_SUCCESS) goto error_close_iid_key;

        sprintfW(buf, fmt, list->num_methods);
            res = RegSetValueExW(key, NULL, 0, REG_SZ, (const BYTE*)buf,
                 (lstrlenW(buf) + 1) * sizeof(WCHAR));
        RegCloseKey(key);

        if (res != ERROR_SUCCESS) goto error_close_iid_key;
    }

    if (list->ps_clsid) {
        res = register_key_guid(iid_key, ps_clsid_keyname, list->ps_clsid);
        if (res != ERROR_SUCCESS) goto error_close_iid_key;
    }

    if (list->ps_clsid32) {
        res = register_key_guid(iid_key, ps_clsid32_keyname, list->ps_clsid32);
        if (res != ERROR_SUCCESS) goto error_close_iid_key;
    }

    error_close_iid_key:
    RegCloseKey(iid_key);
    }

error_close_interface_key:
    RegCloseKey(interface_key);
error_return:
    return res != ERROR_SUCCESS ? HRESULT_FROM_WIN32(res) : S_OK;
}

/***********************************************************************
 *      unregister_interfaces
 */
static HRESULT unregister_interfaces(struct regsvr_interface const *list)
{
    LONG res = ERROR_SUCCESS;
    HKEY interface_key;

    res = RegOpenKeyExW(HKEY_CLASSES_ROOT, interface_keyname, 0,
            KEY_READ | KEY_WRITE, &interface_key);
    if (res == ERROR_FILE_NOT_FOUND) return S_OK;
    if (res != ERROR_SUCCESS) goto error_return;

    for (; res == ERROR_SUCCESS && list->iid; ++list) {
    WCHAR buf[39];

    StringFromGUID2(list->iid, buf, 39);
    res = RegDeleteTreeW(interface_key, buf);
    if (res == ERROR_FILE_NOT_FOUND) res = ERROR_SUCCESS;
    }

    RegCloseKey(interface_key);
error_return:
    return res != ERROR_SUCCESS ? HRESULT_FROM_WIN32(res) : S_OK;
}

/***********************************************************************
 *      register_coclasses
 */
static HRESULT register_coclasses(struct regsvr_coclass const *list)
{
    LONG res = ERROR_SUCCESS;
    HKEY coclass_key;

    res = RegCreateKeyExW(HKEY_CLASSES_ROOT, clsid_keyname, 0, NULL, 0,
              KEY_READ | KEY_WRITE, NULL, &coclass_key, NULL);
    if (res != ERROR_SUCCESS) goto error_return;

    for (; res == ERROR_SUCCESS && list->clsid; ++list) {
    WCHAR buf[39];
    HKEY clsid_key;

    StringFromGUID2(list->clsid, buf, 39);
    res = RegCreateKeyExW(coclass_key, buf, 0, NULL, 0,
                  KEY_READ | KEY_WRITE, NULL, &clsid_key, NULL);
    if (res != ERROR_SUCCESS) goto error_close_coclass_key;

    if (list->name) {
            res = RegSetValueExA(clsid_key, NULL, 0, REG_SZ, (const BYTE*)list->name,
                 strlen(list->name) + 1);
        if (res != ERROR_SUCCESS) goto error_close_clsid_key;
    }

    if (list->ips) {
        res = register_key_defvalueA(clsid_key, ips_keyname, list->ips);
        if (res != ERROR_SUCCESS) goto error_close_clsid_key;
    }

    if (list->ips32) {
        HKEY ips32_key;

        res = RegCreateKeyExW(clsid_key, ips32_keyname, 0, NULL, 0,
                  KEY_READ | KEY_WRITE, NULL,
                  &ips32_key, NULL);
        if (res != ERROR_SUCCESS) goto error_close_clsid_key;

            res = RegSetValueExA(ips32_key, NULL, 0, REG_SZ, (const BYTE*)list->ips32,
                 lstrlenA(list->ips32) + 1);
        if (res == ERROR_SUCCESS && list->ips32_tmodel)
        res = RegSetValueExA(ips32_key, tmodel_valuename, 0, REG_SZ,
                                     (const BYTE*)list->ips32_tmodel,
                     strlen(list->ips32_tmodel) + 1);
        RegCloseKey(ips32_key);
        if (res != ERROR_SUCCESS) goto error_close_clsid_key;
    }

    if (list->progid) {
        res = register_key_defvalueA(clsid_key, progid_keyname,
                     list->progid);
        if (res != ERROR_SUCCESS) goto error_close_clsid_key;

        res = register_progid(buf, list->progid, NULL,
                  list->name, list->progid_extra);
        if (res != ERROR_SUCCESS) goto error_close_clsid_key;
    }

    if (list->viprogid) {
        res = register_key_defvalueA(clsid_key, viprogid_keyname,
                     list->viprogid);
        if (res != ERROR_SUCCESS) goto error_close_clsid_key;

        res = register_progid(buf, list->viprogid, list->progid,
                  list->name, list->progid_extra);
        if (res != ERROR_SUCCESS) goto error_close_clsid_key;
    }

    error_close_clsid_key:
    RegCloseKey(clsid_key);
    }

error_close_coclass_key:
    RegCloseKey(coclass_key);
error_return:
    return res != ERROR_SUCCESS ? HRESULT_FROM_WIN32(res) : S_OK;
}

/***********************************************************************
 *      unregister_coclasses
 */
static HRESULT unregister_coclasses(struct regsvr_coclass const *list)
{
    LONG res = ERROR_SUCCESS;
    HKEY coclass_key;

    res = RegOpenKeyExW(HKEY_CLASSES_ROOT, clsid_keyname, 0,
            KEY_READ | KEY_WRITE, &coclass_key);
    if (res == ERROR_FILE_NOT_FOUND) return S_OK;
    if (res != ERROR_SUCCESS) goto error_return;

    for (; res == ERROR_SUCCESS && list->clsid; ++list) {
    WCHAR buf[39];

    StringFromGUID2(list->clsid, buf, 39);
    res = RegDeleteTreeW(coclass_key, buf);
    if (res == ERROR_FILE_NOT_FOUND) res = ERROR_SUCCESS;
    if (res != ERROR_SUCCESS) goto error_close_coclass_key;

    if (list->progid) {
        res = RegDeleteTreeA(HKEY_CLASSES_ROOT, list->progid);
        if (res == ERROR_FILE_NOT_FOUND) res = ERROR_SUCCESS;
        if (res != ERROR_SUCCESS) goto error_close_coclass_key;
    }

    if (list->viprogid) {
        res = RegDeleteTreeA(HKEY_CLASSES_ROOT, list->viprogid);
        if (res == ERROR_FILE_NOT_FOUND) res = ERROR_SUCCESS;
        if (res != ERROR_SUCCESS) goto error_close_coclass_key;
    }
    }

error_close_coclass_key:
    RegCloseKey(coclass_key);
error_return:
    return res != ERROR_SUCCESS ? HRESULT_FROM_WIN32(res) : S_OK;
}

/***********************************************************************
 *      register_mediatypes_parsing
 */
static HRESULT register_mediatypes_parsing(struct regsvr_mediatype_parsing const *list)
{
    LONG res = ERROR_SUCCESS;
    HKEY mediatype_key;
    WCHAR buf[39];
    int i;

    res = RegCreateKeyExW(HKEY_CLASSES_ROOT, mediatype_name, 0, NULL, 0,
              KEY_READ | KEY_WRITE, NULL, &mediatype_key, NULL);
    if (res != ERROR_SUCCESS) return HRESULT_FROM_WIN32(res);

    for (; res == ERROR_SUCCESS && list->majortype; ++list) {
    HKEY majortype_key = NULL;
    HKEY subtype_key = NULL;

    StringFromGUID2(list->majortype, buf, 39);
    res = RegCreateKeyExW(mediatype_key, buf, 0, NULL, 0,
                  KEY_READ | KEY_WRITE, NULL, &majortype_key, NULL);
    if (res != ERROR_SUCCESS) goto error_close_keys;

    StringFromGUID2(list->subtype, buf, 39);
    res = RegCreateKeyExW(majortype_key, buf, 0, NULL, 0,
                  KEY_READ | KEY_WRITE, NULL, &subtype_key, NULL);
    if (res != ERROR_SUCCESS) goto error_close_keys;

    StringFromGUID2(&CLSID_AsyncReader, buf, 39);
        res = RegSetValueExW(subtype_key, sourcefilter_valuename, 0, REG_SZ, (const BYTE*)buf,
                 (lstrlenW(buf) + 1) * sizeof(WCHAR));
    if (res != ERROR_SUCCESS) goto error_close_keys;

    for(i = 0; list->line[i]; i++) {
        char buffer[3];
        wsprintfA(buffer, "%d", i);
            res = RegSetValueExA(subtype_key, buffer, 0, REG_SZ, (const BYTE*)list->line[i],
                 lstrlenA(list->line[i]));
        if (res != ERROR_SUCCESS) goto error_close_keys;
    }

error_close_keys:
    if (majortype_key)
        RegCloseKey(majortype_key);
    if (subtype_key)
        RegCloseKey(subtype_key);
    }

    RegCloseKey(mediatype_key);

    return res != ERROR_SUCCESS ? HRESULT_FROM_WIN32(res) : S_OK;
}

/***********************************************************************
 *      register_mediatypes_extension
 */
static HRESULT register_mediatypes_extension(struct regsvr_mediatype_extension const *list)
{
    LONG res = ERROR_SUCCESS;
    HKEY mediatype_key;
    HKEY extensions_root_key = NULL;
    WCHAR buf[39];

    res = RegCreateKeyExW(HKEY_CLASSES_ROOT, mediatype_name, 0, NULL, 0,
              KEY_READ | KEY_WRITE, NULL, &mediatype_key, NULL);
    if (res != ERROR_SUCCESS) return HRESULT_FROM_WIN32(res);

    res = RegCreateKeyExW(mediatype_key, extensions_keyname, 0, NULL, 0,
              KEY_READ | KEY_WRITE, NULL, &extensions_root_key, NULL);
    if (res != ERROR_SUCCESS) goto error_return;

    for (; res == ERROR_SUCCESS && list->majortype; ++list) {
    HKEY extension_key;

    res = RegCreateKeyExA(extensions_root_key, list->extension, 0, NULL, 0,
                  KEY_READ | KEY_WRITE, NULL, &extension_key, NULL);
    if (res != ERROR_SUCCESS) break;

    StringFromGUID2(list->majortype, buf, 39);
        res = RegSetValueExW(extension_key, mediatype_name, 0, REG_SZ, (const BYTE*)buf,
                 (lstrlenW(buf) + 1) * sizeof(WCHAR));
    if (res != ERROR_SUCCESS) goto error_close_key;

    StringFromGUID2(list->subtype, buf, 39);
        res = RegSetValueExW(extension_key, subtype_valuename, 0, REG_SZ, (const BYTE*)buf,
                 (lstrlenW(buf) + 1) * sizeof(WCHAR));
    if (res != ERROR_SUCCESS) goto error_close_key;

    StringFromGUID2(&CLSID_AsyncReader, buf, 39);
        res = RegSetValueExW(extension_key, sourcefilter_valuename, 0, REG_SZ, (const BYTE*)buf,
                 (lstrlenW(buf) + 1) * sizeof(WCHAR));
    if (res != ERROR_SUCCESS) goto error_close_key;

error_close_key:
    RegCloseKey(extension_key);
    }

error_return:
    RegCloseKey(mediatype_key);
    if (extensions_root_key)
    RegCloseKey(extensions_root_key);

    return res != ERROR_SUCCESS ? HRESULT_FROM_WIN32(res) : S_OK;
}

/***********************************************************************
 *      unregister_mediatypes_parsing
 */
static HRESULT unregister_mediatypes_parsing(struct regsvr_mediatype_parsing const *list)
{
    LONG res;
    HKEY mediatype_key;
    HKEY majortype_key;
    WCHAR buf[39];

    res = RegOpenKeyExW(HKEY_CLASSES_ROOT, mediatype_name, 0,
            KEY_READ | KEY_WRITE, &mediatype_key);
    if (res == ERROR_FILE_NOT_FOUND) return S_OK;
    if (res != ERROR_SUCCESS) return HRESULT_FROM_WIN32(res);

    for (; res == ERROR_SUCCESS && list->majortype; ++list) {
    StringFromGUID2(list->majortype, buf, 39);
    res = RegOpenKeyExW(mediatype_key, buf, 0,
            KEY_READ | KEY_WRITE, &majortype_key);
    if (res == ERROR_FILE_NOT_FOUND) {
        res = ERROR_SUCCESS;
        continue;
    }
    if (res != ERROR_SUCCESS) break;

    StringFromGUID2(list->subtype, buf, 39);
    res = RegDeleteTreeW(majortype_key, buf);
        if (res == ERROR_FILE_NOT_FOUND) res = ERROR_SUCCESS;

    /* Removed majortype key if there is no more subtype key */
    res = RegDeleteKeyW(majortype_key, 0);
    if (res == ERROR_ACCESS_DENIED) res = ERROR_SUCCESS;

    RegCloseKey(majortype_key);
    }

    RegCloseKey(mediatype_key);

    return res != ERROR_SUCCESS ? HRESULT_FROM_WIN32(res) : S_OK;
}

/***********************************************************************
 *      unregister_mediatypes_extension
 */
static HRESULT unregister_mediatypes_extension(struct regsvr_mediatype_extension const *list)
{
    LONG res;
    HKEY mediatype_key;
    HKEY extensions_root_key = NULL;

    res = RegOpenKeyExW(HKEY_CLASSES_ROOT, mediatype_name, 0,
            KEY_READ | KEY_WRITE, &mediatype_key);
    if (res == ERROR_FILE_NOT_FOUND) return S_OK;
    if (res != ERROR_SUCCESS) return HRESULT_FROM_WIN32(res);

    res = RegOpenKeyExW(mediatype_key, extensions_keyname, 0,
            KEY_READ | KEY_WRITE, &extensions_root_key);
    if (res == ERROR_FILE_NOT_FOUND)
    res = ERROR_SUCCESS;
    else if (res == ERROR_SUCCESS)
    for (; res == ERROR_SUCCESS && list->majortype; ++list) {
        res = RegDeleteTreeA(extensions_root_key, list->extension);
        if (res == ERROR_FILE_NOT_FOUND) res = ERROR_SUCCESS;
    }

    RegCloseKey(mediatype_key);
    if (extensions_root_key)
    RegCloseKey(extensions_root_key);

    return res != ERROR_SUCCESS ? HRESULT_FROM_WIN32(res) : S_OK;
}

/***********************************************************************
 *      register_filters
 */
static HRESULT register_filters(struct regsvr_filter const *list)
{
    HRESULT hr;
    IFilterMapper2* pFM2 = NULL;

    CoInitialize(NULL);
    hr = CoCreateInstance(&CLSID_FilterMapper2, NULL, CLSCTX_INPROC_SERVER, &IID_IFilterMapper2, (LPVOID*)&pFM2);

    if (SUCCEEDED(hr)) {
    for (; SUCCEEDED(hr) && list->clsid; ++list) {
        REGFILTER2 rf2;
        REGFILTERPINS2* prfp2;
        int i;

        for (i = 0; list->pins[i].flags != 0xFFFFFFFF; i++) ;
        rf2.dwVersion = 2;
        rf2.dwMerit = list->merit;
        rf2.u.s2.cPins2 = i;
        rf2.u.s2.rgPins2 = prfp2 = CoTaskMemAlloc(i*sizeof(REGFILTERPINS2));
        if (!prfp2) {
        hr = E_OUTOFMEMORY;
        break;
        }
        for (i = 0; list->pins[i].flags != 0xFFFFFFFF; i++) {
        REGPINTYPES* lpMediatype;
        CLSID* lpClsid;
        int j, nbmt;
                
        for (nbmt = 0; list->pins[i].mediatypes[nbmt].majortype; nbmt++) ;
        /* Allocate a single buffer for regpintypes struct and clsids */
        lpMediatype = CoTaskMemAlloc(nbmt*(sizeof(REGPINTYPES) + 2*sizeof(CLSID)));
        if (!lpMediatype) {
            hr = E_OUTOFMEMORY;
            break;
        }
        lpClsid = (CLSID*) (lpMediatype + nbmt);
        for (j = 0; j < nbmt; j++) {
            (lpMediatype + j)->clsMajorType = lpClsid + j*2;
            memcpy(lpClsid + j*2, list->pins[i].mediatypes[j].majortype, sizeof(CLSID));
            (lpMediatype + j)->clsMinorType = lpClsid + j*2 + 1;
            if (list->pins[i].mediatypes[j].subtype)
            memcpy(lpClsid + j*2 + 1, list->pins[i].mediatypes[j].subtype, sizeof(CLSID));
            else {
                        /* Subtypes are often a combination of major type + fourcc/tag */
            memcpy(lpClsid + j*2 + 1, list->pins[i].mediatypes[j].majortype, sizeof(CLSID));
            *(DWORD*)(lpClsid + j*2 + 1) = list->pins[i].mediatypes[j].fourcc;
            }
        }
        prfp2[i].dwFlags = list->pins[i].flags;
        prfp2[i].cInstances = 0;
        prfp2[i].nMediaTypes = j;
        prfp2[i].lpMediaType = lpMediatype;
        prfp2[i].nMediums = 0;
        prfp2[i].lpMedium = NULL;
        prfp2[i].clsPinCategory = NULL;
        }

        if (FAILED(hr)) {
        ERR("failed to register with hresult 0x%x\n", hr);
        CoTaskMemFree(prfp2);
        break;
        }

        hr = IFilterMapper2_RegisterFilter(pFM2, list->clsid, list->name, NULL, list->category, NULL, &rf2);

        while (i) {
        CoTaskMemFree((REGPINTYPES*)prfp2[i-1].lpMediaType);
        i--;
        }
        CoTaskMemFree(prfp2);
    }
    }

    if (pFM2)
    IFilterMapper2_Release(pFM2);

    CoUninitialize();

    return hr;
}

/***********************************************************************
 *      unregister_filters
 */
static HRESULT unregister_filters(struct regsvr_filter const *list)
{
    HRESULT hr;
    IFilterMapper2* pFM2;

    CoInitialize(NULL);
    
    hr = CoCreateInstance(&CLSID_FilterMapper2, NULL, CLSCTX_INPROC_SERVER, &IID_IFilterMapper2, (LPVOID*)&pFM2);

    if (SUCCEEDED(hr)) {
    for (; SUCCEEDED(hr) && list->clsid; ++list)
        hr = IFilterMapper2_UnregisterFilter(pFM2, list->category, NULL, list->clsid);
    IFilterMapper2_Release(pFM2);
    }

    CoUninitialize();
    
    return hr;
}

/***********************************************************************
 *      regsvr_key_guid
 */
static LONG register_key_guid(HKEY base, WCHAR const *name, GUID const *guid)
{
    WCHAR buf[39];

    StringFromGUID2(guid, buf, 39);
    return register_key_defvalueW(base, name, buf);
}

/***********************************************************************
 *      regsvr_key_defvalueW
 */
static LONG register_key_defvalueW(
    HKEY base,
    WCHAR const *name,
    WCHAR const *value)
{
    LONG res;
    HKEY key;

    res = RegCreateKeyExW(base, name, 0, NULL, 0,
              KEY_READ | KEY_WRITE, NULL, &key, NULL);
    if (res != ERROR_SUCCESS) return res;
    res = RegSetValueExW(key, NULL, 0, REG_SZ, (const BYTE*)value,
             (lstrlenW(value) + 1) * sizeof(WCHAR));
    RegCloseKey(key);
    return res;
}

/***********************************************************************
 *      regsvr_key_defvalueA
 */
static LONG register_key_defvalueA(
    HKEY base,
    WCHAR const *name,
    char const *value)
{
    LONG res;
    HKEY key;

    res = RegCreateKeyExW(base, name, 0, NULL, 0,
              KEY_READ | KEY_WRITE, NULL, &key, NULL);
    if (res != ERROR_SUCCESS) return res;
    res = RegSetValueExA(key, NULL, 0, REG_SZ, (const BYTE*)value, lstrlenA(value) + 1);
    RegCloseKey(key);
    return res;
}

/***********************************************************************
 *      regsvr_progid
 */
static LONG register_progid(
    WCHAR const *clsid,
    char const *progid,
    char const *curver_progid,
    char const *name,
    char const *extra)
{
    LONG res;
    HKEY progid_key;

    res = RegCreateKeyExA(HKEY_CLASSES_ROOT, progid, 0,
              NULL, 0, KEY_READ | KEY_WRITE, NULL,
              &progid_key, NULL);
    if (res != ERROR_SUCCESS) return res;

    if (name) {
        res = RegSetValueExA(progid_key, NULL, 0, REG_SZ, (const BYTE*)name, strlen(name) + 1);
    if (res != ERROR_SUCCESS) goto error_close_progid_key;
    }

    if (clsid) {
    res = register_key_defvalueW(progid_key, clsid_keyname, clsid);
    if (res != ERROR_SUCCESS) goto error_close_progid_key;
    }

    if (curver_progid) {
    res = register_key_defvalueA(progid_key, curver_keyname,
                     curver_progid);
    if (res != ERROR_SUCCESS) goto error_close_progid_key;
    }

    if (extra) {
    HKEY extra_key;

    res = RegCreateKeyExA(progid_key, extra, 0,
                  NULL, 0, KEY_READ | KEY_WRITE, NULL,
                  &extra_key, NULL);
    if (res == ERROR_SUCCESS)
        RegCloseKey(extra_key);
    }

error_close_progid_key:
    RegCloseKey(progid_key);
    return res;
}

/***********************************************************************
 *      coclass list
 */
static struct regsvr_coclass const coclass_list[] = {
    { NULL }            /* list terminator */
};

/***********************************************************************
 *      interface list
 */

static struct regsvr_interface const interface_list[] = {
    { NULL }            /* list terminator */
};

/***********************************************************************
 *      mediatype list
 */

static struct regsvr_mediatype_parsing const mediatype_parsing_list[] = {
    {   &MEDIATYPE_Stream,
    &MEDIASUBTYPE_Avi,
    {   "0,4,,52494646,8,4,,41564920",
        NULL }
    },
    {   &MEDIATYPE_Stream,
    &MEDIASUBTYPE_MPEG1System,
    {   "0, 16, FFFFFFFFF100010001800001FFFFFFFF, 000001BA2100010001800001000001BB",
        NULL }
    },
    {   &MEDIATYPE_Stream,
    &MEDIASUBTYPE_MPEG1VideoCD,
    {   "0, 4, , 52494646, 8, 8, , 43445841666D7420, 36, 20, FFFFFFFF00000000FFFFFFFFFFFFFFFFFFFFFFFF, 646174610000000000FFFFFFFFFFFFFFFFFFFF00",
        NULL }
    },
    {   &MEDIATYPE_Stream,
    &MEDIASUBTYPE_MPEG1Video,
    {   "0, 4, , 000001B3",
        NULL }
    },
    {   &MEDIATYPE_Stream,
    &MEDIASUBTYPE_MPEG1Audio,
    {   "0, 2, FFE0, FFE0",
            "0, 10, FFFFFF00000080808080, 494433000000000000",
        NULL }
    },
    {   &MEDIATYPE_Stream,
        &MEDIASUBTYPE_MPEG2_PROGRAM,
        {   "0, 5, FFFFFFFFC0, 000001BA40",
            NULL }
    },
    {   &MEDIATYPE_Stream,
    &MEDIASUBTYPE_QTMovie,
    {   "4, 4, , 6d646174",
        "4, 4, , 6d6f6f76",
        NULL }
    },
    {   &MEDIATYPE_Stream,
    &MEDIASUBTYPE_WAVE,
    {   "0,4,,52494646,8,4,,57415645",
        NULL }
    },
    {   &MEDIATYPE_Stream,
    &MEDIASUBTYPE_AU,
    {   "0,4,,2e736e64",
        NULL }
    },
    {   &MEDIATYPE_Stream,
    &MEDIASUBTYPE_AIFF,
    {   "0,4,,464f524d,8,4,,41494646",
        "0,4,,464f524d,8,4,,41494643",
        NULL }
    },
    {   &MEDIATYPE_Stream,
    &MEDIATYPE_Text,
    {   "0,4,,4C595249",
        "0,4,,6C797269",
        NULL }
    },
    {   &MEDIATYPE_Stream,
    &MEDIATYPE_Midi,
    {   "0,4,,52494646,8,4,,524D4944",
        "0,4,,4D546864",
        NULL }
    },
    { NULL }            /* list terminator */
};

/***********************************************************************
 *      mediatype list
 */

static struct regsvr_mediatype_extension const mediatype_extension_list[] = {
    {   &MEDIATYPE_Stream,
    &MEDIASUBTYPE_MPEG1Audio,
    ".mp3"
    },
    { NULL }            /* list terminator */
};

/***********************************************************************
 *      filter list
 */

static struct regsvr_filter const filter_list[] = {
    {   &CLSID_AviSplitter,
    &CLSID_LegacyAmFilterCategory,
    {'A','V','I',' ','S','p','l','i','t','t','e','r',0},
    0x5ffff0,
    {   {   0,
        {   { &MEDIATYPE_Stream, &MEDIASUBTYPE_Avi },
            { NULL }
        },
        },
        {   REG_PINFLAG_B_OUTPUT,
        {   { &MEDIATYPE_Video, &GUID_NULL },
            { NULL }
        },
        },
        { 0xFFFFFFFF },
    }
    },
    {   &CLSID_MPEG1Splitter,
        &CLSID_LegacyAmFilterCategory,
        {'M','P','E','G','-','I',' ','S','t','r','e','a','m',' ','S','p','l','i','t','t','e','r',0},
        0x5ffff0,
        {   {   0,
                {   { &MEDIATYPE_Stream, &MEDIASUBTYPE_MPEG1Audio },
                    { &MEDIATYPE_Stream, &MEDIASUBTYPE_MPEG1Video },
                    { &MEDIATYPE_Stream, &MEDIASUBTYPE_MPEG1System },
                    { &MEDIATYPE_Stream, &MEDIASUBTYPE_MPEG1VideoCD },
                    { NULL }
                },
            },
            {   REG_PINFLAG_B_OUTPUT,
                {   { &MEDIATYPE_Audio, &MEDIASUBTYPE_MPEG1Packet },
                    { &MEDIATYPE_Audio, &MEDIASUBTYPE_MPEG1AudioPayload },
                    { NULL }
                },
            },
            {   REG_PINFLAG_B_OUTPUT,
                {   { &MEDIATYPE_Video, &MEDIASUBTYPE_MPEG1Packet },
                    { &MEDIATYPE_Video, &MEDIASUBTYPE_MPEG1Payload },
                    { NULL }
                },
            },
            { 0xFFFFFFFF },
        }
    },
    {   &CLSID_NullRenderer,
        &CLSID_LegacyAmFilterCategory,
        {'N','u','l','l',' ','R','e','n','d','e','r','e','r',0},
        0x200000,
        {   {   REG_PINFLAG_B_RENDERER,
                {   { &MEDIATYPE_NULL, &GUID_NULL },
                    { NULL }
                },
            },
            { 0xFFFFFFFF },
        }
    },
    {   &CLSID_VideoRenderer,
    &CLSID_LegacyAmFilterCategory,
    {'V','i','d','e','o',' ','R','e','n','d','e','r','e','r',0},
    0x800000,
    {   {   REG_PINFLAG_B_RENDERER,
        {   { &MEDIATYPE_Video, &GUID_NULL },
            { NULL }
        },
        },
        { 0xFFFFFFFF },
    }
    },
    {   &CLSID_VideoRendererDefault,
        &CLSID_LegacyAmFilterCategory,
        {'V','i','d','e','o',' ','R','e','n','d','e','r','e','r',0},
        0x800000,
        {   {   REG_PINFLAG_B_RENDERER,
                {   { &MEDIATYPE_Video, &GUID_NULL },
                    { NULL }
                },
            },
            { 0xFFFFFFFF },
        }
    },
    {   &CLSID_VideoMixingRenderer,
        &CLSID_LegacyAmFilterCategory,
        {'V','i','d','e','o',' ','M','i','x','i','n','g',' ','R','e','n','d','e','r','e','r',0},
        0x200000,
        {   {   REG_PINFLAG_B_RENDERER,
                {   { &MEDIATYPE_Video, &GUID_NULL },
                    { NULL }
                },
            },
            { 0xFFFFFFFF },
        }
    },
    {   &CLSID_VideoMixingRenderer9,
        &CLSID_LegacyAmFilterCategory,
        {'V','i','d','e','o',' ','M','i','x','i','n','g',' ','R','e','n','d','e','r','e','r',' ','9',0},
        0x200000,
        {   {   REG_PINFLAG_B_RENDERER,
                {   { &MEDIATYPE_Video, &GUID_NULL },
                    { NULL }
                },
            },
            { 0xFFFFFFFF },
        }
    },
    {   &CLSID_DSoundRender,
        &CLSID_LegacyAmFilterCategory,
        {'A','u','d','i','o',' ','R','e','n','d','e','r','e','r',0},
        0x800000,
        {   {   REG_PINFLAG_B_RENDERER,
                {   { &MEDIATYPE_Audio, &MEDIASUBTYPE_PCM },
/*                  { &MEDIATYPE_Audio, &MEDIASUBTYPE_IEEE_FLOAT }, */
                    { NULL }
                },
            },
            { 0xFFFFFFFF },
        }
    },
    {   &CLSID_AudioRender,
        &CLSID_LegacyAmFilterCategory,
        {'A','u','d','i','o',' ','R','e','n','d','e','r','e','r',0},
        0x800000,
        {   {   REG_PINFLAG_B_RENDERER,
                {   { &MEDIATYPE_Audio, &MEDIASUBTYPE_PCM },
/*                  { &MEDIATYPE_Audio, &MEDIASUBTYPE_IEEE_FLOAT }, */
                    { NULL }
                },
            },
            { 0xFFFFFFFF },
        }
    },
    {   &CLSID_AVIDec,
    &CLSID_LegacyAmFilterCategory,
    {'A','V','I',' ','D','e','c','o','m','p','r','e','s','s','o','r',0},
    0x5ffff0,
    {   {   0,
        {   { &MEDIATYPE_Video, &GUID_NULL },
            { NULL }
        },
        },
        {   REG_PINFLAG_B_OUTPUT,
        {   { &MEDIATYPE_Video, &GUID_NULL },
            { NULL }
        },
        },
        { 0xFFFFFFFF },
    }
    },
    {   &CLSID_AsyncReader,
    &CLSID_LegacyAmFilterCategory,
    {'F','i','l','e',' ','S','o','u','r','c','e',' ','(','A','s','y','n','c','.',')',0},
    0x400000,
    {   {   REG_PINFLAG_B_OUTPUT,
        {   { &MEDIATYPE_Stream, &GUID_NULL },
            { NULL }
        },
        },
        { 0xFFFFFFFF },
    }
    },
    {   &CLSID_ACMWrapper,
    &CLSID_LegacyAmFilterCategory,
    {'A','C','M',' ','W','r','a','p','p','e','r',0},
    0x5ffff0,
    {   {   0,
        {   { &MEDIATYPE_Audio, &GUID_NULL },
            { NULL }
        },
        },
        {   REG_PINFLAG_B_OUTPUT,
        {   { &MEDIATYPE_Audio, &GUID_NULL },
            { NULL }
        },
        },
        { 0xFFFFFFFF },
    }
    },
    {   &CLSID_WAVEParser,
    &CLSID_LegacyAmFilterCategory,
    {'W','a','v','e',' ','P','a','r','s','e','r',0},
    0x400000,
    {   {   0,
        {   { &MEDIATYPE_Stream, &MEDIASUBTYPE_WAVE },
            { &MEDIATYPE_Stream, &MEDIASUBTYPE_AU },
            { &MEDIATYPE_Stream, &MEDIASUBTYPE_AIFF },
            { NULL }
        },
        },
        {   REG_PINFLAG_B_OUTPUT,
        {   { &MEDIATYPE_Audio, &GUID_NULL },
            { NULL }
        },
        },
        { 0xFFFFFFFF },
    }
    },
    { NULL }        /* list terminator */
};

extern HRESULT WINAPI QUARTZ_DllRegisterServer(void) DECLSPEC_HIDDEN;
extern HRESULT WINAPI QUARTZ_DllUnregisterServer(void) DECLSPEC_HIDDEN;

/***********************************************************************
 *      DllRegisterServer (QUARTZ.@)
 */
HRESULT WINAPI DllRegisterServer(void)
{
    HRESULT hr;

    TRACE("\n");

    hr = QUARTZ_DllRegisterServer();
    if (SUCCEEDED(hr))
        hr = register_coclasses(coclass_list);
    if (SUCCEEDED(hr))
    hr = register_interfaces(interface_list);
    if (SUCCEEDED(hr))
        hr = register_mediatypes_parsing(mediatype_parsing_list);
    if (SUCCEEDED(hr))
        hr = register_mediatypes_extension(mediatype_extension_list);
    if (SUCCEEDED(hr))
        hr = register_filters(filter_list);
    return hr;
}

/***********************************************************************
 *      DllUnregisterServer (QUARTZ.@)
 */
HRESULT WINAPI DllUnregisterServer(void)
{
    HRESULT hr;

    TRACE("\n");

    hr = unregister_filters(filter_list);
    if (SUCCEEDED(hr))
    hr = unregister_coclasses(coclass_list);
    if (SUCCEEDED(hr))
    hr = unregister_interfaces(interface_list);
    if (SUCCEEDED(hr))
    hr = unregister_mediatypes_parsing(mediatype_parsing_list);
    if (SUCCEEDED(hr))
    hr = unregister_mediatypes_extension(mediatype_extension_list);
    if (SUCCEEDED(hr))
        hr = QUARTZ_DllUnregisterServer();
    return hr;
}