msi: Fix the case where the summary information stream is already open in MsiGetSummaryInformationW.

dlls/msi/msi.c

@@ -557,7 +557,7 @@ static UINT MSI_ApplicablePatchW( MSIPACKAGE *package, LPCWSTR patch )
 {
     MSISUMMARYINFO *si;
     MSIDATABASE *patch_db;
-    UINT r = ERROR_SUCCESS;
+    UINT r;
 
     r = MSI_OpenDatabaseW( patch, MSIDBOPEN_READONLY, &patch_db );
     if (r != ERROR_SUCCESS)
@@ -566,8 +566,8 @@ static UINT MSI_ApplicablePatchW( MSIPACKAGE *package, LPCWSTR patch )
         return r;
     }
 
-    si = MSI_GetSummaryInformationW( patch_db->storage, 0 );
+    r = msi_get_suminfo( patch_db->storage, 0, &si );
-    if (!si)
+    if (r != ERROR_SUCCESS)
     {
         msiobj_release( &patch_db->hdr );
         return ERROR_FUNCTION_FAILED;

dlls/msi/msipriv.h

@@ -951,7 +951,7 @@ extern void msi_dialog_unregister_class( void ) DECLSPEC_HIDDEN;
 extern UINT msi_spawn_error_dialog( MSIPACKAGE*, LPWSTR, LPWSTR ) DECLSPEC_HIDDEN;
 
 /* summary information */
-extern MSISUMMARYINFO *MSI_GetSummaryInformationW( IStorage *stg, UINT uiUpdateCount ) DECLSPEC_HIDDEN;
+extern UINT msi_get_suminfo( IStorage *stg, UINT uiUpdateCount, MSISUMMARYINFO **si ) DECLSPEC_HIDDEN;
 extern LPWSTR msi_suminfo_dup_string( MSISUMMARYINFO *si, UINT uiProperty ) DECLSPEC_HIDDEN;
 extern INT msi_suminfo_get_int32( MSISUMMARYINFO *si, UINT uiProperty ) DECLSPEC_HIDDEN;
 extern LPWSTR msi_get_suminfo_product( IStorage *stg ) DECLSPEC_HIDDEN;

dlls/msi/package.c

@@ -1280,7 +1280,7 @@ enum platform parse_platform( const WCHAR *str )
     return PLATFORM_UNKNOWN;
 }
 
-static UINT msi_parse_summary( MSISUMMARYINFO *si, MSIPACKAGE *package )
+static UINT parse_suminfo( MSISUMMARYINFO *si, MSIPACKAGE *package )
 {
     WCHAR *template, *p, *q, *platform;
     DWORD i, count;
@@ -1483,10 +1483,12 @@ static WCHAR *get_package_code( MSIDATABASE *db )
 {
     WCHAR *ret;
     MSISUMMARYINFO *si;
+    UINT r;
 
-    if (!(si = MSI_GetSummaryInformationW( db->storage, 0 )))
+    r = msi_get_suminfo( db->storage, 0, &si );
+    if (r != ERROR_SUCCESS)
     {
-        WARN("failed to load summary info\n");
+        WARN("failed to load summary info %u\n", r);
         return NULL;
     }
     ret = msi_suminfo_dup_string( si, PID_REVNUMBER );
@@ -1633,14 +1635,14 @@ UINT MSI_OpenPackageW(LPCWSTR szPackage, MSIPACKAGE **pPackage)
     package->localfile = strdupW( localfile );
     package->delete_on_close = delete_on_close;
 
-    si = MSI_GetSummaryInformationW( db->storage, 0 );
+    r = msi_get_suminfo( db->storage, 0, &si );
-    if (!si)
+    if (r != ERROR_SUCCESS)
     {
         WARN("failed to load summary info\n");
         msiobj_release( &package->hdr );
         return ERROR_INSTALL_PACKAGE_INVALID;
     }
-    r = msi_parse_summary( si, package );
+    r = parse_suminfo( si, package );
     msiobj_release( &si->hdr );
     if (r != ERROR_SUCCESS)
     {

dlls/msi/patch.c

@@ -124,15 +124,16 @@ static UINT check_transform_applicable( MSIPACKAGE *package, IStorage *transform
         MSITRANSFORM_VALIDATE_PRODUCT  | MSITRANSFORM_VALIDATE_LANGUAGE |
         MSITRANSFORM_VALIDATE_PLATFORM | MSITRANSFORM_VALIDATE_MAJORVERSION |
         MSITRANSFORM_VALIDATE_MINORVERSION | MSITRANSFORM_VALIDATE_UPGRADECODE;
-    MSISUMMARYINFO *si = MSI_GetSummaryInformationW( transform, 0 );
+    MSISUMMARYINFO *si;
-    UINT valid_flags = 0, wanted_flags = 0;
+    UINT r, valid_flags = 0, wanted_flags = 0;
     WCHAR *template, *product, *p;
     struct transform_desc *desc;
 
-    if (!si)
+    r = msi_get_suminfo( transform, 0, &si );
+    if (r != ERROR_SUCCESS)
     {
         WARN("no summary information!\n");
-        return ERROR_FUNCTION_FAILED;
+        return r;
     }
     wanted_flags = msi_suminfo_get_int32( si, PID_CHARCOUNT );
     wanted_flags &= 0xffff; /* mask off error condition flags */
@@ -886,7 +887,7 @@ static UINT msi_apply_patch_package( MSIPACKAGE *package, const WCHAR *file )
     WCHAR localfile[MAX_PATH];
     MSISUMMARYINFO *si;
     MSIPATCHINFO *patch = NULL;
-    UINT r = ERROR_SUCCESS;
+    UINT r;
 
     TRACE("%p, %s\n", package, debugstr_w(file));
 
@@ -896,10 +897,11 @@ static UINT msi_apply_patch_package( MSIPACKAGE *package, const WCHAR *file )
         ERR("failed to open patch collection %s\n", debugstr_w( file ) );
         return r;
     }
-    if (!(si = MSI_GetSummaryInformationW( patch_db->storage, 0 )))
+    r = msi_get_suminfo( patch_db->storage, 0, &si );
+    if (r != ERROR_SUCCESS)
     {
         msiobj_release( &patch_db->hdr );
-        return ERROR_FUNCTION_FAILED;
+        return r;
     }
     r = msi_check_patch_applicable( package, si );
     if (r != ERROR_SUCCESS)
@@ -1019,11 +1021,11 @@ UINT msi_apply_registered_patch( MSIPACKAGE *package, LPCWSTR patch_code )
         ERR("failed to open patch database %s\n", debugstr_w( patch_file ));
         return r;
     }
-    si = MSI_GetSummaryInformationW( patch_db->storage, 0 );
+    r = msi_get_suminfo( patch_db->storage, 0, &si );
-    if (!si)
+    if (r != ERROR_SUCCESS)
     {
         msiobj_release( &patch_db->hdr );
-        return ERROR_FUNCTION_FAILED;
+        return r;
     }
     r = msi_parse_patch_summary( si, &patch_info );
     msiobj_release( &si->hdr );

dlls/msi/suminfo.c

@@ -235,7 +235,6 @@ static void read_properties_from_data( PROPVARIANT *prop, LPBYTE data, DWORD sz
 
 static UINT load_summary_info( MSISUMMARYINFO *si, IStream *stm )
 {
-    UINT ret = ERROR_FUNCTION_FAILED;
     PROPERTYSETHEADER set_hdr;
     FORMATIDOFFSET format_hdr;
     PROPERTYSECTIONHEADER section_hdr;
@@ -250,44 +249,44 @@ static UINT load_summary_info( MSISUMMARYINFO *si, IStream *stm )
     sz = sizeof set_hdr;
     r = IStream_Read( stm, &set_hdr, sz, &count );
     if( FAILED(r) || count != sz )
-        return ret;
+        return ERROR_FUNCTION_FAILED;
 
     if( set_hdr.wByteOrder != 0xfffe )
     {
         ERR("property set not big-endian %04X\n", set_hdr.wByteOrder);
-        return ret;
+        return ERROR_FUNCTION_FAILED;
     }
 
     sz = sizeof format_hdr;
     r = IStream_Read( stm, &format_hdr, sz, &count );
     if( FAILED(r) || count != sz )
-        return ret;
+        return ERROR_FUNCTION_FAILED;
 
     /* check the format id is correct */
     if( !IsEqualGUID( &FMTID_SummaryInformation, &format_hdr.fmtid ) )
-        return ret;
+        return ERROR_FUNCTION_FAILED;
 
     /* seek to the location of the section */
     ofs.QuadPart = format_hdr.dwOffset;
     r = IStream_Seek( stm, ofs, STREAM_SEEK_SET, NULL );
     if( FAILED(r) )
-        return ret;
+        return ERROR_FUNCTION_FAILED;
 
     /* read the section itself */
     sz = SECT_HDR_SIZE;
     r = IStream_Read( stm, &section_hdr, sz, &count );
     if( FAILED(r) || count != sz )
-        return ret;
+        return ERROR_FUNCTION_FAILED;
 
     if( section_hdr.cProperties > MSI_MAX_PROPS )
     {
         ERR("too many properties %d\n", section_hdr.cProperties);
-        return ret;
+        return ERROR_FUNCTION_FAILED;
     }
 
     data = msi_alloc( section_hdr.cbSection);
     if( !data )
-        return ret;
+        return ERROR_FUNCTION_FAILED;
 
     memcpy( data, &section_hdr, SECT_HDR_SIZE );
 
@@ -300,7 +299,7 @@ static UINT load_summary_info( MSISUMMARYINFO *si, IStream *stm )
         ERR("failed to read properties %d %d\n", count, sz);
 
     msi_free( data );
-    return ret;
+    return ERROR_SUCCESS;
 }
 
 static DWORD write_dword( LPBYTE data, DWORD ofs, DWORD val )
@@ -426,34 +425,75 @@ static UINT save_summary_info( const MSISUMMARYINFO * si, IStream *stm )
     return ERROR_SUCCESS;
 }
 
-MSISUMMARYINFO *MSI_GetSummaryInformationW( IStorage *stg, UINT uiUpdateCount )
+static MSISUMMARYINFO *create_suminfo( IStorage *stg, UINT update_count )
 {
-    IStream *stm = NULL;
     MSISUMMARYINFO *si;
-    DWORD grfMode;
-    HRESULT r;
 
-    TRACE("%p %d\n", stg, uiUpdateCount );
+    if (!(si = alloc_msiobject( MSIHANDLETYPE_SUMMARYINFO, sizeof(MSISUMMARYINFO), MSI_CloseSummaryInfo )))
+        return NULL;
 
-    si = alloc_msiobject( MSIHANDLETYPE_SUMMARYINFO, 
+    si->update_count = update_count;
-                  sizeof (MSISUMMARYINFO), MSI_CloseSummaryInfo );
-    if( !si )
-        return si;
-
-    si->update_count = uiUpdateCount;
     IStorage_AddRef( stg );
     si->storage = stg;
 
-    /* read the stream... if we fail, we'll start with an empty property set */
+    return si;
-    grfMode = STGM_READ | STGM_SHARE_EXCLUSIVE;
+}
-    r = IStorage_OpenStream( si->storage, szSumInfo, 0, grfMode, 0, &stm );
+
-    if( SUCCEEDED(r) )
+UINT msi_get_suminfo( IStorage *stg, UINT uiUpdateCount, MSISUMMARYINFO **ret )
+{
+    IStream *stm;
+    MSISUMMARYINFO *si;
+    HRESULT hr;
+    UINT r;
+
+    TRACE("%p, %u\n", stg, uiUpdateCount);
+
+    if (!(si = create_suminfo( stg, uiUpdateCount ))) return ERROR_OUTOFMEMORY;
+
+    hr = IStorage_OpenStream( si->storage, szSumInfo, 0, STGM_READ|STGM_SHARE_EXCLUSIVE, 0, &stm );
+    if (FAILED( hr ))
     {
-        load_summary_info( si, stm );
+        msiobj_release( &si->hdr );
-        IStream_Release( stm );
+        return ERROR_FUNCTION_FAILED;
     }
 
-    return si;
+    r = load_summary_info( si, stm );
+    IStream_Release( stm );
+    if (r != ERROR_SUCCESS)
+    {
+        msiobj_release( &si->hdr );
+        return r;
+    }
+
+    *ret = si;
+    return ERROR_SUCCESS;
+}
+
+static UINT get_db_suminfo( MSIDATABASE *db, UINT uiUpdateCount, MSISUMMARYINFO **ret )
+{
+    IStream *stm;
+    MSISUMMARYINFO *si;
+    UINT r;
+
+    if (!(si = create_suminfo( db->storage, uiUpdateCount ))) return ERROR_OUTOFMEMORY;
+
+    r = msi_get_stream( db, szSumInfo, &stm );
+    if (r != ERROR_SUCCESS)
+    {
+        msiobj_release( &si->hdr );
+        return r;
+    }
+
+    r = load_summary_info( si, stm );
+    IStream_Release( stm );
+    if (r != ERROR_SUCCESS)
+    {
+        msiobj_release( &si->hdr );
+        return r;
+    }
+
+    *ret = si;
+    return ERROR_SUCCESS;
 }
 
 UINT WINAPI MsiGetSummaryInformationW( MSIHANDLE hDatabase, 
@@ -461,7 +501,7 @@ UINT WINAPI MsiGetSummaryInformationW( MSIHANDLE hDatabase,
 {
     MSISUMMARYINFO *si;
     MSIDATABASE *db;
-    UINT ret = ERROR_FUNCTION_FAILED;
+    UINT ret;
 
     TRACE("%d %s %d %p\n", hDatabase, debugstr_w(szDatabase),
            uiUpdateCount, pHandle);
@@ -505,8 +545,16 @@ UINT WINAPI MsiGetSummaryInformationW( MSIHANDLE hDatabase,
         }
     }
 
-    si = MSI_GetSummaryInformationW( db->storage, uiUpdateCount );
+    ret = msi_get_suminfo( db->storage, uiUpdateCount, &si );
-    if (si)
+    if (ret != ERROR_SUCCESS)
+        ret = get_db_suminfo( db, uiUpdateCount, &si );
+    if (ret != ERROR_SUCCESS)
+    {
+        if ((si = create_suminfo( db->storage, uiUpdateCount )))
+            ret = ERROR_SUCCESS;
+    }
+
+    if (ret == ERROR_SUCCESS)
     {
         *pHandle = alloc_msihandle( &si->hdr );
         if( *pHandle )
@@ -658,9 +706,10 @@ LPWSTR msi_get_suminfo_product( IStorage *stg )
 {
     MSISUMMARYINFO *si;
     LPWSTR prod;
+    UINT r;
 
-    si = MSI_GetSummaryInformationW( stg, 0 );
+    r = msi_get_suminfo( stg, 0, &si );
-    if (!si)
+    if (r != ERROR_SUCCESS)
     {
         ERR("no summary information!\n");
         return NULL;
@@ -921,15 +970,16 @@ static UINT parse_prop( LPCWSTR prop, LPCWSTR value, UINT *pid, INT *int_value,
 
 UINT msi_add_suminfo( MSIDATABASE *db, LPWSTR **records, int num_records, int num_columns )
 {
-    UINT r = ERROR_FUNCTION_FAILED;
+    UINT r;
     int i, j;
     MSISUMMARYINFO *si;
 
-    si = MSI_GetSummaryInformationW( db->storage, num_records * (num_columns / 2) );
+    r = msi_get_suminfo( db->storage, num_records * (num_columns / 2), &si );
-    if (!si)
+    if (r != ERROR_SUCCESS)
     {
-        ERR("no summary information!\n");
+        if (!(si = create_suminfo( db->storage, num_records * (num_columns / 2) )))
-        return ERROR_FUNCTION_FAILED;
+            return ERROR_OUTOFMEMORY;
+        r = ERROR_SUCCESS;
     }
 
     for (i = 0; i < num_records; i++)