wbemprox: Implement StdRegProv.GetStringValue.

Hans Leidekker hans at codeweavers.com
Mon Oct 15 03:46:09 CDT 2012


---
 dlls/wbemprox/builtin.c          |   15 +++++--
 dlls/wbemprox/reg.c              |   84 +++++++++++++++++++++++++++++++++++---
 dlls/wbemprox/tests/query.c      |   56 ++++++++++++++++++++++++-
 dlls/wbemprox/wbemprox_private.h |    8 +++-
 4 files changed, 150 insertions(+), 13 deletions(-)

diff --git a/dlls/wbemprox/builtin.c b/dlls/wbemprox/builtin.c
index d8af769..9e515ef 100644
--- a/dlls/wbemprox/builtin.c
+++ b/dlls/wbemprox/builtin.c
@@ -303,8 +303,9 @@ static const struct column col_sounddevice[] =
 };
 static const struct column col_stdregprov[] =
 {
-    { method_enumkeyW,    CIM_FLAG_ARRAY|COL_FLAG_METHOD },
-    { method_enumvaluesW, CIM_FLAG_ARRAY|COL_FLAG_METHOD }
+    { method_enumkeyW,        CIM_FLAG_ARRAY|COL_FLAG_METHOD },
+    { method_enumvaluesW,     CIM_FLAG_ARRAY|COL_FLAG_METHOD },
+    { method_getstringvalueW, CIM_FLAG_ARRAY|COL_FLAG_METHOD }
 };
 static const struct column col_videocontroller[] =
 {
@@ -481,6 +482,7 @@ struct record_stdregprov
 {
     class_method *enumkey;
     class_method *enumvalues;
+    class_method *getstringvalue;
 };
 struct record_videocontroller
 {
@@ -520,7 +522,12 @@ static const struct record_params data_params[] =
     { class_stdregprovW, method_enumvaluesW, 1, param_subkeynameW, CIM_STRING },
     { class_stdregprovW, method_enumvaluesW, -1, param_returnvalueW, CIM_UINT32, VT_I4 },
     { class_stdregprovW, method_enumvaluesW, -1, param_namesW, CIM_STRING|CIM_FLAG_ARRAY },
-    { class_stdregprovW, method_enumvaluesW, -1, param_typesW, CIM_SINT32|CIM_FLAG_ARRAY }
+    { class_stdregprovW, method_enumvaluesW, -1, param_typesW, CIM_SINT32|CIM_FLAG_ARRAY },
+    { class_stdregprovW, method_getstringvalueW, 1, param_defkeyW, CIM_SINT32, 0, 0x80000002 },
+    { class_stdregprovW, method_getstringvalueW, 1, param_subkeynameW, CIM_STRING },
+    { class_stdregprovW, method_getstringvalueW, 1, param_valuenameW, CIM_STRING },
+    { class_stdregprovW, method_getstringvalueW, -1, param_returnvalueW, CIM_UINT32, VT_I4 },
+    { class_stdregprovW, method_getstringvalueW, -1, param_valueW, CIM_STRING }
 };
 static const struct record_sounddevice data_sounddevice[] =
 {
@@ -528,7 +535,7 @@ static const struct record_sounddevice data_sounddevice[] =
 };
 static const struct record_stdregprov data_stdregprov[] =
 {
-    { reg_enumkey, reg_enumvalues }
+    { reg_enum_key, reg_enum_values, reg_get_stringvalue }
 };
 
 static UINT get_processor_count(void)
diff --git a/dlls/wbemprox/reg.c b/dlls/wbemprox/reg.c
index 00f41c5..83086d0 100644
--- a/dlls/wbemprox/reg.c
+++ b/dlls/wbemprox/reg.c
@@ -70,7 +70,7 @@ static HRESULT to_i4_array( DWORD *values, DWORD count, VARIANT *var )
     return S_OK;
 }
 
-static HRESULT enumkey( HKEY root, const WCHAR *subkey, VARIANT *names, VARIANT *retval )
+static HRESULT enum_key( HKEY root, const WCHAR *subkey, VARIANT *names, VARIANT *retval )
 {
     HKEY hkey;
     HRESULT hr = S_OK;
@@ -121,7 +121,7 @@ static HRESULT enumkey( HKEY root, const WCHAR *subkey, VARIANT *names, VARIANT
     return hr;
 }
 
-HRESULT reg_enumkey( IWbemClassObject *in, IWbemClassObject **out )
+HRESULT reg_enum_key( IWbemClassObject *in, IWbemClassObject **out )
 {
     VARIANT defkey, subkey, names, retval;
     IWbemClassObject *sig;
@@ -148,7 +148,7 @@ HRESULT reg_enumkey( IWbemClassObject *in, IWbemClassObject **out )
         return hr;
     }
     VariantInit( &names );
-    hr = enumkey( (HKEY)V_I4(&defkey), V_BSTR(&subkey), &names, &retval );
+    hr = enum_key( (HKEY)V_I4(&defkey), V_BSTR(&subkey), &names, &retval );
     if (hr != S_OK) goto done;
     if (!V_UI4( &retval ))
     {
@@ -165,7 +165,7 @@ done:
     return hr;
 }
 
-static HRESULT enumvalues( HKEY root, const WCHAR *subkey, VARIANT *names, VARIANT *types, VARIANT *retval )
+static HRESULT enum_values( HKEY root, const WCHAR *subkey, VARIANT *names, VARIANT *types, VARIANT *retval )
 {
     HKEY hkey = NULL;
     HRESULT hr = S_OK;
@@ -219,7 +219,7 @@ done:
     return hr;
 }
 
-HRESULT reg_enumvalues( IWbemClassObject *in, IWbemClassObject **out )
+HRESULT reg_enum_values( IWbemClassObject *in, IWbemClassObject **out )
 {
     VARIANT defkey, subkey, names, types, retval;
     IWbemClassObject *sig;
@@ -247,7 +247,7 @@ HRESULT reg_enumvalues( IWbemClassObject *in, IWbemClassObject **out )
     }
     VariantInit( &names );
     VariantInit( &types );
-    hr = enumvalues( (HKEY)V_I4(&defkey), V_BSTR(&subkey), &names, &types, &retval );
+    hr = enum_values( (HKEY)V_I4(&defkey), V_BSTR(&subkey), &names, &types, &retval );
     if (hr != S_OK) goto done;
     if (!V_UI4( &retval ))
     {
@@ -266,3 +266,75 @@ done:
     if (hr != S_OK) IWbemClassObject_Release( *out );
     return hr;
 }
+
+static HRESULT get_stringvalue( HKEY root, const WCHAR *subkey, const WCHAR *name, VARIANT *value, VARIANT *retval )
+{
+    HRESULT hr = S_OK;
+    WCHAR *buf = NULL;
+    DWORD size;
+    LONG res;
+
+    TRACE("%p, %s, %s\n", root, debugstr_w(subkey), debugstr_w(name));
+
+    if ((res = RegGetValueW( root, subkey, name, RRF_RT_REG_SZ, NULL, NULL, &size ))) goto done;
+    if (!(buf = heap_alloc( size )))
+    {
+        hr = E_OUTOFMEMORY;
+        goto done;
+    }
+    if (!(res = RegGetValueW( root, subkey, name, RRF_RT_REG_SZ, NULL, buf, &size )))
+        set_variant( VT_BSTR, 0, buf, value );
+
+done:
+    set_variant( VT_UI4, res, NULL, retval );
+    heap_free( buf );
+    return hr;
+}
+
+HRESULT reg_get_stringvalue( IWbemClassObject *in, IWbemClassObject **out )
+{
+    VARIANT defkey, subkey, name, value, retval;
+    IWbemClassObject *sig;
+    HRESULT hr;
+
+    TRACE("%p, %p\n", in, out);
+
+    hr = IWbemClassObject_Get( in, param_defkeyW, 0, &defkey, NULL, NULL );
+    if (hr != S_OK) return hr;
+    hr = IWbemClassObject_Get( in, param_subkeynameW, 0, &subkey, NULL, NULL );
+    if (hr != S_OK) return hr;
+    hr = IWbemClassObject_Get( in, param_valuenameW, 0, &name, NULL, NULL );
+    if (hr != S_OK) return hr;
+
+    hr = create_signature( class_stdregprovW, method_getstringvalueW, PARAM_OUT, &sig );
+    if (hr != S_OK)
+    {
+        VariantClear( &name );
+        VariantClear( &subkey );
+        return hr;
+    }
+    hr = IWbemClassObject_SpawnInstance( sig, 0, out );
+    if (hr != S_OK)
+    {
+        VariantClear( &name );
+        VariantClear( &subkey );
+        IWbemClassObject_Release( sig );
+        return hr;
+    }
+    VariantInit( &value );
+    hr = get_stringvalue( (HKEY)V_I4(&defkey), V_BSTR(&subkey), V_BSTR(&name), &value, &retval );
+    if (hr != S_OK) goto done;
+    if (!V_UI4( &retval ))
+    {
+        hr = IWbemClassObject_Put( *out, param_valueW, 0, &value, CIM_STRING );
+        if (hr != S_OK) goto done;
+    }
+    hr = IWbemClassObject_Put( *out, param_returnvalueW, 0, &retval, CIM_UINT32 );
+
+done:
+    VariantClear( &name );
+    VariantClear( &subkey );
+    IWbemClassObject_Release( sig );
+    if (hr != S_OK) IWbemClassObject_Release( *out );
+    return hr;
+}
diff --git a/dlls/wbemprox/tests/query.c b/dlls/wbemprox/tests/query.c
index 864559a..15fad8c 100644
--- a/dlls/wbemprox/tests/query.c
+++ b/dlls/wbemprox/tests/query.c
@@ -129,18 +129,22 @@ static void test_StdRegProv( IWbemServices *services )
 {
     static const WCHAR enumkeyW[] = {'E','n','u','m','K','e','y',0};
     static const WCHAR enumvaluesW[] = {'E','n','u','m','V','a','l','u','e','s',0};
+    static const WCHAR getstringvalueW[] = {'G','e','t','S','t','r','i','n','g','V','a','l','u','e',0};
     static const WCHAR stdregprovW[] = {'S','t','d','R','e','g','P','r','o','v',0};
     static const WCHAR defkeyW[] = {'h','D','e','f','K','e','y',0};
     static const WCHAR subkeynameW[] = {'s','S','u','b','K','e','y','N','a','m','e',0};
     static const WCHAR returnvalueW[] = {'R','e','t','u','r','n','V','a','l','u','e',0};
     static const WCHAR namesW[] = {'s','N','a','m','e','s',0};
     static const WCHAR typesW[] = {'T','y','p','e','s',0};
+    static const WCHAR valueW[] = {'s','V','a','l','u','e',0};
+    static const WCHAR valuenameW[] = {'s','V','a','l','u','e','N','a','m','e',0};
+    static const WCHAR programfilesW[] = {'P','r','o','g','r','a','m','F','i','l','e','s','D','i','r',0};
     static const WCHAR windowsW[] =
         {'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',0};
     BSTR class = SysAllocString( stdregprovW ), method;
     IWbemClassObject *reg, *sig_in, *sig_out, *in, *out;
-    VARIANT defkey, subkey, retval, names, types;
+    VARIANT defkey, subkey, retval, names, types, value, valuename;
     CIMTYPE type;
     HRESULT hr;
 
@@ -246,6 +250,56 @@ static void test_StdRegProv( IWbemServices *services )
     IWbemClassObject_Release( sig_in );
     IWbemClassObject_Release( sig_out );
 
+    hr = IWbemClassObject_GetMethod( reg, getstringvalueW, 0, &sig_in, &sig_out );
+    ok( hr == S_OK, "failed to get GetStringValue method %08x\n", hr );
+
+    hr = IWbemClassObject_SpawnInstance( sig_in, 0, &in );
+    ok( hr == S_OK, "failed to spawn instance %08x\n", hr );
+
+    V_VT( &defkey ) = VT_I4;
+    V_I4( &defkey ) = 0x80000002;
+    hr = IWbemClassObject_Put( in, defkeyW, 0, &defkey, 0 );
+    ok( hr == S_OK, "failed to set root %08x\n", hr );
+
+    V_VT( &subkey ) = VT_BSTR;
+    V_BSTR( &subkey ) = SysAllocString( windowsW );
+    hr = IWbemClassObject_Put( in, subkeynameW, 0, &subkey, 0 );
+    ok( hr == S_OK, "failed to set subkey %08x\n", hr );
+
+    V_VT( &valuename ) = VT_BSTR;
+    V_BSTR( &valuename ) = SysAllocString( programfilesW );
+    hr = IWbemClassObject_Put( in, valuenameW, 0, &valuename, 0 );
+    ok( hr == S_OK, "failed to set value name %08x\n", hr );
+
+    out = NULL;
+    method = SysAllocString( getstringvalueW );
+    hr = IWbemServices_ExecMethod( services, class, method, 0, NULL, in, &out, NULL );
+    ok( hr == S_OK, "failed to execute method %08x\n", hr );
+    SysFreeString( method );
+
+    type = 0xdeadbeef;
+    VariantInit( &retval );
+    hr = IWbemClassObject_Get( out, returnvalueW, 0, &retval, &type, NULL );
+    ok( hr == S_OK, "failed to get return value %08x\n", hr );
+    ok( V_VT( &retval ) == VT_I4, "unexpected variant type 0x%x\n", V_VT( &retval ) );
+    ok( !V_I4( &retval ), "unexpected error %u\n", V_I4( &retval ) );
+    ok( type == CIM_UINT32, "unexpected type 0x%x\n", type );
+
+    type = 0xdeadbeef;
+    VariantInit( &value );
+    hr = IWbemClassObject_Get( out, valueW, 0, &value, &type, NULL );
+    ok( hr == S_OK, "failed to get value %08x\n", hr );
+    ok( V_VT( &value ) == VT_BSTR, "unexpected variant type 0x%x\n", V_VT( &value ) );
+    ok( type == CIM_STRING, "unexpected type 0x%x\n", type );
+
+    VariantClear( &value );
+    VariantClear( &valuename );
+    VariantClear( &subkey );
+    IWbemClassObject_Release( in );
+    IWbemClassObject_Release( out );
+    IWbemClassObject_Release( sig_in );
+    IWbemClassObject_Release( sig_out );
+
     IWbemClassObject_Release( reg );
     SysFreeString( class );
 }
diff --git a/dlls/wbemprox/wbemprox_private.h b/dlls/wbemprox/wbemprox_private.h
index 9f3debc..2c57ad7e 100644
--- a/dlls/wbemprox/wbemprox_private.h
+++ b/dlls/wbemprox/wbemprox_private.h
@@ -196,8 +196,9 @@ HRESULT create_class_object(const WCHAR *, IEnumWbemClassObject *, UINT,
                             struct record *, IWbemClassObject **) DECLSPEC_HIDDEN;
 HRESULT EnumWbemClassObject_create(IUnknown *, struct query *, LPVOID *) DECLSPEC_HIDDEN;
 
-HRESULT reg_enumkey(IWbemClassObject *, IWbemClassObject **) DECLSPEC_HIDDEN;
-HRESULT reg_enumvalues(IWbemClassObject *, IWbemClassObject **) DECLSPEC_HIDDEN;
+HRESULT reg_enum_key(IWbemClassObject *, IWbemClassObject **) DECLSPEC_HIDDEN;
+HRESULT reg_enum_values(IWbemClassObject *, IWbemClassObject **) DECLSPEC_HIDDEN;
+HRESULT reg_get_stringvalue(IWbemClassObject *, IWbemClassObject **) DECLSPEC_HIDDEN;
 
 static void *heap_alloc( size_t len ) __WINE_ALLOC_SIZE(1);
 static inline void *heap_alloc( size_t len )
@@ -234,9 +235,12 @@ static const WCHAR class_stdregprovW[] = {'S','t','d','R','e','g','P','r','o','v
 
 static const WCHAR method_enumkeyW[] = {'E','n','u','m','K','e','y',0};
 static const WCHAR method_enumvaluesW[] = {'E','n','u','m','V','a','l','u','e','s',0};
+static const WCHAR method_getstringvalueW[] = {'G','e','t','S','t','r','i','n','g','V','a','l','u','e',0};
 
 static const WCHAR param_defkeyW[] = {'h','D','e','f','K','e','y',0};
 static const WCHAR param_namesW[] = {'s','N','a','m','e','s',0};
 static const WCHAR param_returnvalueW[] = {'R','e','t','u','r','n','V','a','l','u','e',0};
 static const WCHAR param_subkeynameW[] = {'s','S','u','b','K','e','y','N','a','m','e',0};
 static const WCHAR param_typesW[] = {'T','y','p','e','s',0};
+static const WCHAR param_valueW[] = {'s','V','a','l','u','e',0};
+static const WCHAR param_valuenameW[] = {'s','V','a','l','u','e','N','a','m','e',0};
-- 
1.7.10.4






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