/*------------------------------------------------------------------------
* rfwrite -- write one or more bytes to a remote file
*------------------------------------------------------------------------
*/
int
rfwrite(struct devsw *pdev, unsigned char *buff, unsigned len)
{
int i;
for (i=len ; i > 0 ; i-=RDATLEN, buff+=RDATLEN)
if (rfio(pdev,FS_WRITE,buff,min(i,RDATLEN)) == SYSERR)
return(SYSERR);
return len;
}
/*------------------------------------------------------------------------
* rfopen -- open a remote file
*------------------------------------------------------------------------
*/
int
rfopen(struct devsw *pdev, void *name0, void *mode0)
{
char *name = (char *)name0;
char *mode = (char *)mode0;
STATWORD ps;
struct rfblk *rfptr;
int i;
int mbits;
int devnum;
disable(ps);
if (strlen(name) > RNAMLEN) {
restore(ps);
return SYSERR;
}
mbits=ckmode(mode);
if (mbits == SYSERR) {
restore(ps);
return SYSERR;
}
i=rfalloc();
if (i == SYSERR) {
restore(ps);
return SYSERR;
}
rfptr = &Rf.rftab[i];
devnum = rfptr->rf_dnum;
strcpy(rfptr->rf_name, name);
rfptr->rf_mode = mbits;
rfptr->rf_pos = 0L;
/* send remote file open request */
if (rfio(&devtab[devnum], FS_OPEN, (u_char *)"", mbits) == SYSERR ) {
rfptr->rf_state = RFREE;
restore(ps);
return SYSERR;
}
restore(ps);
return devnum;
}
int rfread(struct devsw *devptr, char *buff, int len)
{
return( rfio(devptr, FS_READ, buff, min(len,RDATLEN) ) );
}
/*------------------------------------------------------------------------
* rfread -- read one or more bytes from a remote file
*------------------------------------------------------------------------
*/
rfread(struct devsw *pdev, char *buff, unsigned len)
{
return( rfio(pdev, FS_READ, (u_char *)buff, min(len,RDATLEN) ) );
}
