int
smb_rq_simple(struct smb_rq *rqp)
{
struct smbioc_rq krq;
struct mbdata *mbp;
char *data;
mbp = smb_rq_getrequest(rqp);
m_lineup(mbp->mb_top, &mbp->mb_top);
data = mtod(mbp->mb_top, char*);
bzero(&krq, sizeof(krq));
krq.ioc_cmd = rqp->rq_cmd;
krq.ioc_twc = rqp->rq_wcount;
krq.ioc_twords = data;
krq.ioc_tbc = mbp->mb_count;
krq.ioc_tbytes = data + rqp->rq_wcount * 2;
mbp = smb_rq_getreply(rqp);
krq.ioc_rpbufsz = mbp->mb_top->m_maxlen;
krq.ioc_rpbuf = mtod(mbp->mb_top, char *);
if (ioctl(rqp->rq_ctx->ct_fd, SMBIOC_REQUEST, &krq) == -1)
return errno;
mbp->mb_top->m_len = krq.ioc_rwc * 2 + krq.ioc_rbc;
rqp->rq_wcount = krq.ioc_rwc;
rqp->rq_bcount = krq.ioc_rbc;
return 0;
}
int
nbns_rq_prepare(struct nbns_rq *rqp)
{
struct nb_ctx *ctx = rqp->nr_nbd;
struct mbdata *mbp = &rqp->nr_rq;
uint16_t ofr; /* opcode, flags, rcode */
int error;
error = mb_init_sz(&rqp->nr_rp, NBDG_MAXSIZE);
if (error)
return (error);
/*
* When looked into the ethereal trace, 'nmblookup' command sets this
* flag. We will also set.
*/
mb_put_uint16be(mbp, rqp->nr_trnid);
ofr = ((rqp->nr_opcode & 0x1F) << 11) |
((rqp->nr_nmflags & 0x7F) << 4); /* rcode=0 */
mb_put_uint16be(mbp, ofr);
mb_put_uint16be(mbp, rqp->nr_qdcount);
mb_put_uint16be(mbp, rqp->nr_ancount);
mb_put_uint16be(mbp, rqp->nr_nscount);
error = mb_put_uint16be(mbp, rqp->nr_arcount);
if (rqp->nr_qdcount) {
if (rqp->nr_qdcount > 1)
return (EINVAL);
(void) nb_name_encode(mbp, rqp->nr_qdname);
mb_put_uint16be(mbp, rqp->nr_qdtype);
error = mb_put_uint16be(mbp, rqp->nr_qdclass);
}
if (error)
return (error);
error = m_lineup(mbp->mb_top, &mbp->mb_top);
if (error)
return (error);
if (ctx->nb_timo == 0)
ctx->nb_timo = 1; /* by default 1 second */
return (0);
}
