45   sqlite3_vtab base;       /* Base class - must be first */  member
55   sqlite3_vtab_cursor base;    /* Base class - must be first */  member
64     sqlite3_free(pVtab->base.zErrMsg);                                   \
65     pVtab->base.zErrMsg = sqlite3_mprintf("%s", pVtab->pChild->zErrMsg); \
205   *ppCursor = &pCur->base;  in vtshimOpen()
215   vtshim_vtab *pVtab = (vtshim_vtab*)pCur->base.pVtab;  in vtshimClose()
238   vtshim_vtab *pVtab = (vtshim_vtab*)pCur->base.pVtab;  in vtshimFilter()
251   vtshim_vtab *pVtab = (vtshim_vtab*)pCur->base.pVtab;  in vtshimNext()
264   vtshim_vtab *pVtab = (vtshim_vtab*)pCur->base.pVtab;  in vtshimEof()
275   vtshim_vtab *pVtab = (vtshim_vtab*)pCur->base.pVtab;  in vtshimColumn()
288   vtshim_vtab *pVtab = (vtshim_vtab*)pCur->base.pVtab;  in vtshimRowid()