update.c File Reference

#include <stdarg.h>
#include "windef.h"
#include "winbase.h"
#include "winerror.h"
#include "wine/debug.h"
#include "msi.h"
#include "msiquery.h"
#include "objbase.h"
#include "objidl.h"
#include "msipriv.h"
#include "winnls.h"
#include "query.h"

Include dependency graph for update.c:

Go to the source code of this file.

Classes
struct	tagMSIUPDATEVIEW

Typedefs
typedef struct tagMSIUPDATEVIEW	MSIUPDATEVIEW

Functions
	WINE_DEFAULT_DEBUG_CHANNEL (msidb)
static UINT	UPDATE_fetch_int (struct tagMSIVIEW *view, UINT row, UINT col, UINT *val)
static UINT	UPDATE_execute (struct tagMSIVIEW *view, MSIRECORD *record)
static UINT	UPDATE_close (struct tagMSIVIEW *view)
static UINT	UPDATE_get_dimensions (struct tagMSIVIEW *view, UINT *rows, UINT *cols)
static UINT	UPDATE_get_column_info (struct tagMSIVIEW *view, UINT n, LPCWSTR *name, UINT *type, BOOL *temporary, LPCWSTR *table_name)
static UINT	UPDATE_modify (struct tagMSIVIEW *view, MSIMODIFY eModifyMode, MSIRECORD *rec, UINT row)
static UINT	UPDATE_delete (struct tagMSIVIEW *view)
UINT	UPDATE_CreateView (MSIDATABASE *db, MSIVIEW **view, LPWSTR table, column_info *columns, struct expr *expr)

Variables
static const MSIVIEWOPS	update_ops

Typedef Documentation

MSIUPDATEVIEW

typedef struct tagMSIUPDATEVIEW MSIUPDATEVIEW

Function Documentation

UPDATE_close()

static UINT UPDATE_close ( struct tagMSIVIEW *  view )

static

Definition at line 129 of file update.c.

{
    MSIUPDATEVIEW *uv = (MSIUPDATEVIEW*)view;
    MSIVIEW *wv;
 
    TRACE("%p\n", uv);
 
    wv = uv->wv;
    if( !wv )
        return ERROR_FUNCTION_FAILED;
 
    return wv->ops->close( wv );
}

UPDATE_CreateView()

UINT UPDATE_CreateView	(	MSIDATABASE *	db,
		MSIVIEW **	view,
		LPWSTR	table,
		column_info *	columns,
		struct expr *	expr
	)

Definition at line 220 of file update.c.

{
    MSIUPDATEVIEW *uv = NULL;
    UINT r;
    MSIVIEW *sv = NULL, *wv = NULL;
 
    TRACE("%p\n", uv );
 
    if (expr)
        r = WHERE_CreateView( db, &wv, table, expr );
    else
        r = TABLE_CreateView( db, table, &wv );
 
    if( r != ERROR_SUCCESS )
        return r;
 
    /* then select the columns we want */
    r = SELECT_CreateView( db, &sv, wv, columns );
    if( r != ERROR_SUCCESS )
    {
        wv->ops->delete( wv );
        return r;
    }
 
    uv = msi_alloc_zero( sizeof *uv );
    if( !uv )
    {
        wv->ops->delete( wv );
        return ERROR_FUNCTION_FAILED;
    }
 
    /* fill the structure */
    uv->view.ops = &update_ops;
    msiobj_addref( &db->hdr );
    uv->db = db;
    uv->vals = columns;
    uv->wv = sv;
    *view = (MSIVIEW*) uv;
 
    return ERROR_SUCCESS;
}

UPDATE_delete()

static UINT UPDATE_delete ( struct tagMSIVIEW *  view )

static

Definition at line 182 of file update.c.

{
    MSIUPDATEVIEW *uv = (MSIUPDATEVIEW*)view;
    MSIVIEW *wv;
 
    TRACE("%p\n", uv );
 
    wv = uv->wv;
    if( wv )
        wv->ops->delete( wv );
    msiobj_release( &uv->db->hdr );
    msi_free( uv );
 
    return ERROR_SUCCESS;
}

UPDATE_execute()

static UINT UPDATE_execute ( struct tagMSIVIEW *  view, MSIRECORD *  record  )

static

Definition at line 58 of file update.c.

{
    MSIUPDATEVIEW *uv = (MSIUPDATEVIEW*)view;
    UINT i, r, col_count = 0, row_count = 0;
    MSIRECORD *values = NULL;
    MSIRECORD *where = NULL;
    MSIVIEW *wv;
    UINT cols_count, where_count;
    column_info *col = uv->vals;
 
    TRACE("%p %p\n", uv, record );
 
    /* extract the where markers from the record */
    if (record)
    {
        r = MSI_RecordGetFieldCount(record);
 
        for (i = 0; col; col = col->next)
            i++;
 
        cols_count = i;
        where_count = r - i;
 
        if (where_count > 0)
        {
            where = MSI_CreateRecord(where_count);
 
            if (where)
                for (i = 1; i <= where_count; i++)
                    MSI_RecordCopyField(record, cols_count + i, where, i);
        }
    }
 
    wv = uv->wv;
    if( !wv )
    {
        r = ERROR_FUNCTION_FAILED;
        goto done;
    }
 
    r = wv->ops->execute( wv, where );
    TRACE("tv execute returned %x\n", r);
    if( r )
        goto done;
 
    r = wv->ops->get_dimensions( wv, &row_count, &col_count );
    if( r )
        goto done;
 
    values = msi_query_merge_record( col_count, uv->vals, record );
    if (!values)
    {
        r = ERROR_FUNCTION_FAILED;
        goto done;
    }
 
    for ( i=0; i<row_count; i++ )
    {
        r = msi_select_update( wv, values, i );
        if (r != ERROR_SUCCESS)
            break;
    }
 
done:
    if ( where ) msiobj_release( &where->hdr );
    if ( values ) msiobj_release( &values->hdr );
 
    return r;
}

UPDATE_fetch_int()

static UINT UPDATE_fetch_int ( struct tagMSIVIEW *  view, UINT  row, UINT  col, UINT *  val  )

static

Definition at line 49 of file update.c.

{
    MSIUPDATEVIEW *uv = (MSIUPDATEVIEW*)view;
 
    TRACE("%p %d %d %p\n", uv, row, col, val );
 
    return ERROR_FUNCTION_FAILED;
}

UPDATE_get_column_info()

static UINT UPDATE_get_column_info ( struct tagMSIVIEW *  view, UINT  n, LPCWSTR *  name, UINT *  type, BOOL *  temporary, LPCWSTR *  table_name  )

static

Definition at line 157 of file update.c.

{
    MSIUPDATEVIEW *uv = (MSIUPDATEVIEW*)view;
    MSIVIEW *wv;
 
    TRACE("%p %d %p %p %p %p\n", uv, n, name, type, temporary, table_name );
 
    wv = uv->wv;
    if( !wv )
        return ERROR_FUNCTION_FAILED;
 
    return wv->ops->get_column_info( wv, n, name, type, temporary, table_name );
}

UPDATE_get_dimensions()

static UINT UPDATE_get_dimensions ( struct tagMSIVIEW *  view, UINT *  rows, UINT *  cols  )

static

Definition at line 143 of file update.c.

{
    MSIUPDATEVIEW *uv = (MSIUPDATEVIEW*)view;
    MSIVIEW *wv;
 
    TRACE("%p %p %p\n", uv, rows, cols );
 
    wv = uv->wv;
    if( !wv )
        return ERROR_FUNCTION_FAILED;
 
    return wv->ops->get_dimensions( wv, rows, cols );
}

UPDATE_modify()

static UINT UPDATE_modify ( struct tagMSIVIEW *  view, MSIMODIFY  eModifyMode, MSIRECORD *  rec, UINT  row  )

static

Definition at line 172 of file update.c.

{
    MSIUPDATEVIEW *uv = (MSIUPDATEVIEW*)view;
 
    TRACE("%p %d %p\n", uv, eModifyMode, rec );
 
    return ERROR_FUNCTION_FAILED;
}

WINE_DEFAULT_DEBUG_CHANNEL()

WINE_DEFAULT_DEBUG_CHANNEL

(

msidb

)

Variable Documentation

update_ops

const MSIVIEWOPS update_ops

static

Initial value:

=
{
    UPDATE_fetch_int,
    NULL,
    NULL,
    NULL,
    NULL,
    NULL,
    NULL,
    NULL,
    UPDATE_execute,
    UPDATE_close,
    UPDATE_get_dimensions,
    UPDATE_get_column_info,
    UPDATE_modify,
    UPDATE_delete,
    NULL,
    NULL,
    NULL,
    NULL,
}

Definition at line 198 of file update.c.

Referenced by UPDATE_CreateView().