15346 typedef struct VTable VTable;  typedef
16456     VTable *pVtab;         /* Used when p4type is P4_VTAB */
17689   VTable **aVTrans;             /* Virtual tables with open transactions */
17690   VTable *pDisconnect;          /* Disconnect these in next sqlite3_prepare() */
18315 struct VTable {  struct
18324   VTable *pNext;            /* Next in linked list (see above) */  argument
18370       VTable *p;           /* List of VTable objects. */
21391 #  define sqlite3GetVTable(X,Y)  ((VTable*)0)
21398 SQLITE_PRIVATE    void sqlite3VtabLock(VTable *);
21399 SQLITE_PRIVATE    void sqlite3VtabUnlock(VTable *);
21404 SQLITE_PRIVATE    VTable *sqlite3GetVTable(sqlite3*, Table*);
21434 SQLITE_PRIVATE int sqlite3VtabBegin(sqlite3 *, VTable *);
85770       if( db->pnBytesFreed==0 ) sqlite3VtabUnlock((VTable *)p4);
85946     if( n==P4_VTAB ) sqlite3VtabLock((VTable*)zP4);
100676   VTable *pVTab;
115547   VTable *pVTab = 0;        /* Non-zero if this is a v-tab with an xRename() */
132374   VTable *pVTab = IsVirtual(pTab) ? sqlite3GetVTable(p->db, pTab) : 0;
154181   VTable *pVTable;    /* The virtual table being constructed */
154338 SQLITE_PRIVATE void sqlite3VtabLock(VTable *pVTab){
154348 SQLITE_PRIVATE VTable *sqlite3GetVTable(sqlite3 *db, Table *pTab){
154349   VTable *pVtab;
154359 SQLITE_PRIVATE void sqlite3VtabUnlock(VTable *pVTab){
154385 static VTable *vtabDisconnectAll(sqlite3 *db, Table *p){
154386   VTable *pRet = 0;
154387   VTable *pVTable;
154403     VTable *pNext = pVTable->pNext;
154429   VTable **ppVTab;
154437       VTable *pVTab = *ppVTab;
154467   VTable *p = db->pDisconnect;
154475       VTable *pNext = p->pNext;
154720   VTable *pVTable;
154747   pVTable = sqlite3MallocZero(sizeof(VTable));
154891     VTable **aVTrans;
154909 static void addToVTrans(sqlite3 *db, VTable *pVTab){
155067     VTable *p;
155105     VTable **aVTrans = db->aVTrans;
155108       VTable *pVTab = aVTrans[i];
155133   VTable **aVTrans = db->aVTrans;
155174 SQLITE_PRIVATE int sqlite3VtabBegin(sqlite3 *db, VTable *pVTab){
155242       VTable *pVTab = db->aVTrans[i];