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regsvr.c

/*
 *    self-registerable dll functions for oleaut32.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
 */

#include <stdarg.h>
#include <string.h>

#define COBJMACROS
#include "windef.h"
#include "winbase.h"
#include "winuser.h"
#include "winreg.h"
#include "winerror.h"

#include "ole2.h"
#include "olectl.h"
#include "oleauto.h"
#include "initguid.h"
#include "typelib.h"
#include "wincodec.h"

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

WINE_DEFAULT_DEBUG_CHANNEL(ole);

/*
 * 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 clsid_str;         /* can be NULL to omit */
    LPCSTR progid;            /* can be NULL to omit */
};

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

/***********************************************************************
 *          static string constants
 */
static WCHAR const interface_keyname[10] = {
    'I', 'n', 't', 'e', 'r', 'f', 'a', 'c', 'e', 0 };
static WCHAR const base_ifa_keyname[14] = {
    'B', 'a', 's', 'e', 'I', 'n', 't', 'e', 'r', 'f', 'a', 'c',
    'e', 0 };
static WCHAR const num_methods_keyname[11] = {
    'N', 'u', 'm', 'M', 'e', 't', 'h', 'o', 'd', 's', 0 };
static WCHAR const ps_clsid_keyname[15] = {
    'P', 'r', 'o', 'x', 'y', 'S', 't', 'u', 'b', 'C', 'l', 's',
    'i', 'd', 0 };
static WCHAR const ps_clsid32_keyname[17] = {
    'P', 'r', 'o', 'x', 'y', 'S', 't', 'u', 'b', 'C', 'l', 's',
    'i', 'd', '3', '2', 0 };
static WCHAR const clsid_keyname[6] = {
    'C', 'L', 'S', 'I', 'D', 0 };
static WCHAR const ips_keyname[13] = {
    'I', 'n', 'P', 'r', 'o', 'c', 'S', 'e', 'r', 'v', 'e', 'r',
    0 };
static WCHAR const ips32_keyname[15] = {
    'I', 'n', 'P', 'r', 'o', 'c', 'S', 'e', 'r', 'v', 'e', 'r',
    '3', '2', 0 };
static WCHAR const progid_keyname[7] = {
    'P', 'r', 'o', 'g', 'I', 'D', 0 };
static char const tmodel_valuename[] = "ThreadingModel";

/***********************************************************************
 *          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);

/***********************************************************************
 *          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 WCHAR const fmt[3] = { '%', '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->clsid_str) {
          res = register_key_defvalueA(clsid_key, clsid_keyname,
                               list->clsid_str);
          if (res != ERROR_SUCCESS) goto error_close_clsid_key;
      }

      if (list->progid) {
          HKEY progid_key;

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

          res = RegCreateKeyExA(HKEY_CLASSES_ROOT, list->progid, 0,
                          NULL, 0, KEY_READ | KEY_WRITE, NULL,
                          &progid_key, NULL);
          if (res != ERROR_SUCCESS) goto error_close_clsid_key;

          res = register_key_defvalueW(progid_key, clsid_keyname, buf);
          RegCloseKey(progid_key);
          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;
      }
    }

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

/***********************************************************************
 *          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;
}

/***********************************************************************
 *          register_typelib
 */
static HRESULT register_typelib( const WCHAR *name )
{
    static const WCHAR backslash[] = {'\\',0};
    HRESULT hr;
    ITypeLib *typelib;
    WCHAR *path;
    DWORD len;

    len = GetSystemDirectoryW( NULL, 0 ) + strlenW( name ) + 1;
    if (!(path = HeapAlloc( GetProcessHeap(), 0, len * sizeof(WCHAR) ))) return E_OUTOFMEMORY;
    GetSystemDirectoryW( path, len );
    strcatW( path, backslash );
    strcatW( path, name );
    hr = LoadTypeLib( path, &typelib );
    if (SUCCEEDED(hr))
    {
        hr = RegisterTypeLib( typelib, path, NULL );
        ITypeLib_Release( typelib );
    }
    HeapFree( GetProcessHeap(), 0, path );
    return hr;
}

/***********************************************************************
 *          coclass list
 */
static GUID const CLSID_RecordInfo = {
    0x0000002F, 0x0000, 0x0000, {0xC0,0x00,0x00,0x00,0x00,0x00,0x00,0x46} };

static GUID const CLSID_OldFont = {
    0x46763EE0, 0xCAB2, 0x11CE, {0x8C,0x20,0x00,0xAA,0x00,0x51,0xE5,0xD4} };

static struct regsvr_coclass const coclass_list[] = {
    {   &CLSID_RecordInfo,
      "CLSID_RecordInfo",
      NULL,
      "oleaut32.dll",
      "Both"
    },
    {   &CLSID_PSDispatch,
      "PSDispatch",
      "ole2disp.dll",
      "oleaut32.dll",
      "Both"
    },
    {   &CLSID_StdFont,
      "CLSID_StdFont",
      NULL,
      "oleaut32.dll",
      "Both",
      "Standard Font",
      "StdFont"
    },
    {   &CLSID_StdPicture,
      "CLSID_StdPict",
      NULL,
      "oleaut32.dll",
      "Apartment",
      "Standard Picture",
      "StdPicture"
    },
    {   &CLSID_PSEnumVariant,
      "PSEnumVariant",
      "ole2disp.dll",
      "oleaut32.dll",
      "Both"
    },
    {   &CLSID_PSTypeInfo,
      "PSTypeInfo",
      "ole2disp.dll",
      "oleaut32.dll",
      "Both"
    },
    {   &CLSID_PSTypeLib,
      "PSTypeLib",
      "ole2disp.dll",
      "oleaut32.dll",
      "Both"
    },
    {   &CLSID_PSOAInterface,
      "PSOAInterface",
      "ole2disp.dll",
      "oleaut32.dll",
      "Both"
    },
    {   &CLSID_PSTypeComp,
      "PSTypeComp",
      "ole2disp.dll",
      "oleaut32.dll",
      "Both"
    },
    {   &CLSID_OldFont,
      "Obsolete Font",
      NULL,
      "oleaut32.dll",
      NULL,
      "Obsolete Font",
      "OldFont"
    },
    { NULL }                  /* list terminator */
};

/***********************************************************************
 *          interface list
 */
#define INTERFACE_ENTRY(interface, clsid16, clsid32) { &IID_##interface, #interface, NULL, sizeof(interface##Vtbl)/sizeof(void*), clsid16, clsid32 }
#define LCL_INTERFACE_ENTRY(interface) INTERFACE_ENTRY(interface, NULL, NULL)
#define CLSID_INTERFACE_ENTRY(interface,clsid) INTERFACE_ENTRY(interface, clsid, clsid)

static struct regsvr_interface const interface_list[] = {
    LCL_INTERFACE_ENTRY(ICreateTypeInfo),
    LCL_INTERFACE_ENTRY(ICreateTypeLib),
    CLSID_INTERFACE_ENTRY(IDispatch,&CLSID_PSDispatch),
    CLSID_INTERFACE_ENTRY(IEnumVARIANT,&CLSID_PSEnumVariant),
    CLSID_INTERFACE_ENTRY(ITypeComp,&CLSID_PSTypeComp),
    CLSID_INTERFACE_ENTRY(ITypeInfo,&CLSID_PSTypeInfo),
    CLSID_INTERFACE_ENTRY(ITypeLib,&CLSID_PSTypeLib),
    INTERFACE_ENTRY(ISupportErrorInfo,NULL,&CLSID_PSDispatch),
    INTERFACE_ENTRY(ITypeFactory,NULL,&CLSID_PSDispatch),
    INTERFACE_ENTRY(ITypeInfo2,NULL,&CLSID_PSDispatch),
    INTERFACE_ENTRY(ITypeLib2,NULL,&CLSID_PSDispatch),
    { NULL }                  /* list terminator */
};

extern HRESULT WINAPI OLEAUTPS_DllRegisterServer(void) DECLSPEC_HIDDEN;
extern HRESULT WINAPI OLEAUTPS_DllUnregisterServer(void) DECLSPEC_HIDDEN;

/***********************************************************************
 *          DllRegisterServer (OLEAUT32.@)
 */
HRESULT WINAPI DllRegisterServer(void)
{
    HRESULT hr;

    TRACE("\n");

    hr = OLEAUTPS_DllRegisterServer();
    if (SUCCEEDED(hr))
        hr = register_coclasses(coclass_list);
    if (SUCCEEDED(hr))
      hr = register_interfaces(interface_list);
    if (SUCCEEDED(hr))
    {
        const WCHAR stdole32W[] = {'s','t','d','o','l','e','3','2','.','t','l','b',0};
        const WCHAR stdole2W[] = {'s','t','d','o','l','e','2','.','t','l','b',0};
        hr = register_typelib( stdole2W );
        if (SUCCEEDED(hr)) hr = register_typelib( stdole32W );
    }
    return hr;
}

/***********************************************************************
 *          DllUnregisterServer (OLEAUT32.@)
 */
HRESULT WINAPI DllUnregisterServer(void)
{
    HRESULT hr;

    TRACE("\n");

    hr = unregister_coclasses(coclass_list);
    if (SUCCEEDED(hr))
      hr = unregister_interfaces(interface_list);
    if (SUCCEEDED(hr))
        hr = OLEAUTPS_DllUnregisterServer();
    return hr;
}

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