static int
smb_rq_getenv(struct smb_connobj *co,
struct smb_vc **vcpp, struct smb_share **sspp)
{
struct smb_vc *vcp = NULL;
struct smb_share *ssp = NULL;
int error = EINVAL;
if (co->co_flags & SMBO_GONE) {
SMBSDEBUG("zombie CO\n");
error = EINVAL;
goto out;
}
switch (co->co_level) {
case SMBL_SHARE:
ssp = CPTOSS(co);
if ((co->co_flags & SMBO_GONE) ||
co->co_parent == NULL) {
SMBSDEBUG("zombie share %s\n", ssp->ss_name);
break;
}
/* instead of recursion... */
co = co->co_parent;
/* FALLTHROUGH */
case SMBL_VC:
vcp = CPTOVC(co);
if ((co->co_flags & SMBO_GONE) ||
co->co_parent == NULL) {
SMBSDEBUG("zombie VC %s\n", vcp->vc_srvname);
break;
}
error = 0;
break;
default:
SMBSDEBUG("invalid level %d passed\n", co->co_level);
}
out:
if (!error) {
if (vcpp)
*vcpp = vcp;
if (sspp)
*sspp = ssp;
}
return (error);
}
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;
}