/* lflinit.c - lflinit */

#include 

struct  lflcblk lfltab[Nlfl];           /* Pseudo-device control blocks */

/*------------------------------------------------------------------------
 * lflinit  -  Initialize control blocks for local file pseudo-devices
 *------------------------------------------------------------------------
 */
devcall lflinit (
          struct dentry *devptr         /* Entry in device switch table */
        )
{
        struct  lflcblk *lfptr;         /* Ptr. to control block entry  */
        int32   i;                      /* Walks through name array     */

        lfptr = &lfltab[ devptr->dvminor ];

        /* Initialize control block entry */

        lfptr->lfstate = LF_FREE;       /* Device is currently unused   */
        lfptr->lfdev = devptr->dvnum;   /* Set device ID                */
        lfptr->lfmutex = semcreate(1);  /* Create the mutex semaphore   */

        /* Initialize the directory and file position */

        lfptr->lfdirptr = (struct  ldentry *) NULL;
        lfptr->lfpos = 0;
        for (i=0; ilfname[i] = NULLCH;
        }

        /* Zero the in-memory index block and data block */

        lfptr->lfinum = LF_INULL;
        memset((char *) &lfptr->lfiblock, NULLCH, sizeof(struct lfiblk));
        lfptr->lfdnum = 0;
        memset((char *) &lfptr->lfdblock, NULLCH, LF_BLKSIZ);

        /* Start with the byte beyond the current data block */

        lfptr->lfbyte = &lfptr->lfdblock[LF_BLKSIZ];
        lfptr->lfibdirty = lfptr->lfdbdirty = FALSE;
        return OK;
}