int
smb_t2_init(struct smb_t2rq *t2p, struct smb_connobj *source, ushort_t *setup,
int setupcnt, struct smb_cred *scred)
{
int i;
int error;
bzero(t2p, sizeof (*t2p));
mutex_init(&t2p->t2_lock, NULL, MUTEX_DRIVER, NULL);
cv_init(&t2p->t2_cond, NULL, CV_DEFAULT, NULL);
t2p->t2_source = source;
t2p->t2_setupcount = (u_int16_t)setupcnt;
t2p->t2_setupdata = t2p->t2_setup;
for (i = 0; i < setupcnt; i++)
t2p->t2_setup[i] = setup[i];
t2p->t2_fid = 0xffff;
t2p->t2_cred = scred;
t2p->t2_share = (source->co_level == SMBL_SHARE ?
CPTOSS(source) : NULL); /* for smb up/down */
error = smb_rq_getenv(source, &t2p->t2_vc, NULL);
if (error)
return (error);
return (0);
}
int
smb_rq_init(struct smb_rq *rqp, struct smb_connobj *co, uchar_t cmd,
struct smb_cred *scred)
{
int error;
bzero(rqp, sizeof (*rqp));
mutex_init(&rqp->sr_lock, NULL, MUTEX_DRIVER, NULL);
cv_init(&rqp->sr_cond, NULL, CV_DEFAULT, NULL);
error = smb_rq_getenv(co, &rqp->sr_vc, &rqp->sr_share);
if (error)
return (error);
/*
* We copied a VC pointer (vcp) into rqp->sr_vc,
* but we do NOT do a smb_vc_hold here. Instead,
* the caller is responsible for the hold on the
* share or the VC as needed. For smbfs callers,
* the hold is on the share, via the smbfs mount.
* For nsmb ioctl callers, the hold is done when
* the driver handle gets VC or share references.
* This design avoids frequent hold/rele activity
* when creating and completing requests.
*/
rqp->sr_rexmit = SMBMAXRESTARTS;
rqp->sr_cred = scred; /* Note: ref hold done by caller. */
rqp->sr_pid = (uint16_t)ddi_get_pid();
error = smb_rq_new(rqp, cmd);
return (error);
}
int
smb_nt_init(struct smb_ntrq *ntp, struct smb_connobj *source, ushort_t fn,
struct smb_cred *scred)
{
int error;
bzero(ntp, sizeof (*ntp));
ntp->nt_source = source;
ntp->nt_function = fn;
ntp->nt_cred = scred;
ntp->nt_share = (source->co_level == SMBL_SHARE ?
CPTOSS(source) : NULL); /* for smb up/down */
error = smb_rq_getenv(source, &ntp->nt_vc, NULL);
if (error)
return (error);
return (0);
}
int
smb_t2_init(struct smb_t2rq *t2p, struct smb_connobj *source, u_short setup,
struct smb_cred *scred)
{
int error;
bzero(t2p, sizeof(*t2p));
t2p->t2_source = source;
t2p->t2_setupcount = 1;
t2p->t2_setupdata = t2p->t2_setup;
t2p->t2_setup[0] = setup;
t2p->t2_fid = 0xffff;
t2p->t2_cred = scred;
error = smb_rq_getenv(source, &t2p->t2_vc, NULL);
if (error)
return error;
return 0;
}
static int
smb_rq_getenv(struct smb_connobj *layer,
struct smb_vc **vcpp, struct smb_share **sspp)
{
struct smb_vc *vcp = NULL;
struct smb_share *ssp = NULL;
struct smb_connobj *cp;
int error = 0;
switch (layer->co_level) {
case SMBL_VC:
vcp = CPTOVC(layer);
if (layer->co_parent == NULL) {
SMBERROR("zombie VC %s\n", vcp->vc_srvname);
error = EINVAL;
break;
}
break;
case SMBL_SHARE:
ssp = CPTOSS(layer);
cp = layer->co_parent;
if (cp == NULL) {
SMBERROR("zombie share %s\n", ssp->ss_name);
error = EINVAL;
break;
}
error = smb_rq_getenv(cp, &vcp, NULL);
if (error)
break;
break;
default:
SMBERROR("invalid layer %d passed\n", layer->co_level);
error = EINVAL;
}
if (vcpp)
*vcpp = vcp;
if (sspp)
*sspp = ssp;
return error;
}
int
smb_rq_init(struct smb_rq *rqp, struct smb_connobj *layer, u_char cmd,
struct smb_cred *scred)
{
int error;
bzero(rqp, sizeof(*rqp));
smb_sl_init(&rqp->sr_slock, "srslock");
error = smb_rq_getenv(layer, &rqp->sr_vc, &rqp->sr_share);
if (error)
return error;
error = smb_vc_access(rqp->sr_vc, scred, SMBM_EXEC);
if (error)
return error;
if (rqp->sr_share) {
error = smb_share_access(rqp->sr_share, scred, SMBM_EXEC);
if (error)
return error;
}
rqp->sr_cred = scred;
rqp->sr_mid = smb_vc_nextmid(rqp->sr_vc);
return smb_rq_new(rqp, cmd);
}