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ole32: Move the opening of the AppId key for a clsid to a helper function.

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This commit is contained in:
Robert Shearman 2006-08-26 11:55:16 +01:00 committed by Alexandre Julliard
parent 619ba90dbe
commit 83d24a6408
3 changed files with 40 additions and 15 deletions
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37
dlls/ole32/compobj.c
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@ -1108,6 +1108,43 @@ HRESULT COM_OpenKeyForCLSID(REFCLSID clsid, LPCWSTR keyname, REGSAM access, HKEY
return S_OK;
}
/* open HKCR\\AppId\\{string form of appid clsid} key */
HRESULT COM_OpenKeyForAppIdFromCLSID(REFCLSID clsid, REGSAM access, HKEY *subkey)
{
static const WCHAR szAppId[] = { 'A','p','p','I','d',0 };
static const WCHAR szAppIdKey[] = { 'A','p','p','I','d','\\',0 };
DWORD res;
WCHAR buf[CHARS_IN_GUID];
WCHAR keyname[ARRAYSIZE(szAppIdKey) + CHARS_IN_GUID];
DWORD size;
HKEY hkey;
DWORD type;
HRESULT hr;
/* read the AppID value under the class's key */
hr = COM_OpenKeyForCLSID(clsid, szAppId, KEY_READ, &hkey);
if (FAILED(hr))
return hr;
size = sizeof(buf);
res = RegQueryValueExW(hkey, NULL, NULL, &type, (LPBYTE)buf, &size);
RegCloseKey(hkey);
if (res == ERROR_FILE_NOT_FOUND)
return REGDB_E_KEYMISSING;
else if (res != ERROR_SUCCESS || type!=REG_SZ)
return REGDB_E_READREGDB;
strcpyW(keyname, szAppIdKey);
strcatW(keyname, buf);
res = RegOpenKeyExW(HKEY_CLASSES_ROOT, keyname, 0, access, subkey);
if (res == ERROR_FILE_NOT_FOUND)
return REGDB_E_KEYMISSING;
else if (res != ERROR_SUCCESS)
return REGDB_E_READREGDB;
return S_OK;
}
/******************************************************************************
* ProgIDFromCLSID [OLE32.@]
*

1
dlls/ole32/compobj_private.h
View File

@ -178,6 +178,7 @@ extern void* StdGlobalInterfaceTableInstance;
extern HRESULT WINE_StringFromCLSID(const CLSID *id,LPSTR idstr);
HRESULT COM_OpenKeyForCLSID(REFCLSID clsid, LPCWSTR keyname, REGSAM access, HKEY *key);
HRESULT COM_OpenKeyForAppIdFromCLSID(REFCLSID clsid, REGSAM access, HKEY *subkey);
HRESULT MARSHAL_GetStandardMarshalCF(LPVOID *ppv);
HRESULT FTMarshalCF_Create(REFIID riid, LPVOID *ppv);

17
dlls/ole32/rpc.c
View File

@ -796,9 +796,7 @@ static DWORD start_local_service(LPCWSTR name, DWORD num, LPCWSTR *params)
static HRESULT create_local_service(REFCLSID rclsid)
{
HRESULT hres;
WCHAR buf[CHARS_IN_GUID], keyname[50];
static const WCHAR szAppId[] = { 'A','p','p','I','d',0 };
static const WCHAR szAppIdKey[] = { 'A','p','p','I','d','\\',0 };
WCHAR buf[CHARS_IN_GUID];
static const WCHAR szLocalService[] = { 'L','o','c','a','l','S','e','r','v','i','c','e',0 };
static const WCHAR szServiceParams[] = {'S','e','r','v','i','c','e','P','a','r','a','m','s',0};
HKEY hkey;
@ -807,22 +805,11 @@ static HRESULT create_local_service(REFCLSID rclsid)
TRACE("Attempting to start Local service for %s\n", debugstr_guid(rclsid));
/* read the AppID value under the class's key */
hres = COM_OpenKeyForCLSID(rclsid, szAppId, KEY_READ, &hkey);
hres = COM_OpenKeyForAppIdFromCLSID(rclsid, KEY_READ, &hkey);
if (FAILED(hres))
return hres;
sz = sizeof buf;
r = RegQueryValueExW(hkey, NULL, NULL, &type, (LPBYTE)buf, &sz);
RegCloseKey(hkey);
if (r!=ERROR_SUCCESS || type!=REG_SZ)
return hres;
/* read the LocalService and ServiceParameters values from the AppID key */
strcpyW(keyname, szAppIdKey);
strcatW(keyname, buf);
r = RegOpenKeyExW(HKEY_CLASSES_ROOT, keyname, 0, KEY_READ, &hkey);
if (r!=ERROR_SUCCESS)
return hres;
sz = sizeof buf;
r = RegQueryValueExW(hkey, szLocalService, NULL, &type, (LPBYTE)buf, &sz);
if (r==ERROR_SUCCESS && type==REG_SZ)