static qdb_sQue *
addQueue (
qdb_sAppl *ap,
qcom_tQix qix,
char *name,
qdb_eQue type,
pwr_tBitMask flags
)
{
pwr_tStatus sts;
qcom_sQid qid;
qdb_sQue *qp;
qid.nid = qdb->g->nid;
qid.qix = qix;
qp = qdb_AddQue(&sts, qix);
if (qp == NULL) errh_Bugcheck(sts, "qdb_AddQue(&sts, &qid)");
qp->type = type;
qp->flags.m = flags;
strcpy(qp->name, name);
if (qp->flags.b.broadcast) {
qdb_AddBond(&sts, qp, qdb->exportque);
}
if (ap != NULL) {
pool_QinsertPred(&sts, &qdb->pool, &qp->que_ll, &ap->que_lh);
qp->aid = ap->aid;
}
return qp;
}
/**
* Adds a remote class volume.
*/
void cvolcm_AddClassVolume(
pwr_tStatus* sts, gdb_sNode* np, const net_sGvolume* vp)
{
gdb_sCclassVolume *ccvp, *rp;
gdb_sVolume* cvp;
gdb_AssumeLocked;
pwr_Assert(vp != NULL);
ccvp = pool_Alloc(sts, gdbroot->pool, sizeof(*ccvp));
if (ccvp == NULL)
return;
ccvp->key.nid = vp->nid;
ccvp->key.vid = vp->vid;
ccvp->time = net_NetTimeToTime(&vp->time);
cvp = hash_Search(sts, gdbroot->vid_ht, &vp->vid);
if (cvp == NULL) /* This volume doesn't exist locally, but we may create it
later on */
ccvp->equalClasses = 0;
else {
pwr_tTime t = net_NetTimeToTime(&cvp->g.time);
ccvp->equalClasses = time_Acomp(&ccvp->time, &t) == 0 ? 1 : 0;
}
rp = hash_Insert(sts, gdbroot->ccvol_ht, ccvp);
if (rp == NULL) { /* This was previously a bugcheck but obviously can occur */
pool_Free(NULL, gdbroot->pool, ccvp);
return;
}
pool_QinsertPred(NULL, gdbroot->pool, &ccvp->ccvol_ll, &np->ccvol_lh);
}
static san_sServer* addServer(
pwr_tStatus* sts, gdb_sNode* np, gdb_sObject* op, net_sSanEntry* ep)
{
san_sServer* sp;
sp = hash_Search(NULL, gdbroot->sans_ht, &ep->sid);
if (sp != NULL)
return sp;
sp = pool_Alloc(sts, gdbroot->pool, sizeof(san_sServer));
if (sp == NULL)
return NULL;
sp->sane = *ep;
sp = hash_Insert(sts, gdbroot->sans_ht, sp);
if (sp == NULL)
return NULL;
/* To do !!!! This is a pool leak !!!!!! */
if (gdbroot->is_tmon)
sp->op = op;
pool_QinsertPred(NULL, gdbroot->pool, &sp->sansAct_ll, &np->sansAct_lh);
sp->flags.b.sansAct = 1;
np->sansAct_lc++;
np->sans_gen++;
return checkServer(np, sp);
}
gdb_sNode *
gdb_AddNode (
pwr_tStatus *sts,
pwr_tNodeId nid,
pwr_tBitMask flags
)
{
gdb_sNode *np;
gdb_AssumeLocked;
np = hash_Search(sts, gdbroot->nid_ht, &nid);
if (np != NULL) return np;
if (np != NULL) {
if (flags & gdb_mAdd_failIfAdded)
pwr_Return(NULL, sts, GDB__DUPLADD);
else
pwr_Return(np, sts, GDB__ALRADD);
}
np = pool_Alloc(sts, gdbroot->pool, sizeof(*np));
if (np == NULL) return NULL;
np->nid = nid;
np->buf_id = 1; /* Next available buffer id */
pool_Qinit(NULL, gdbroot->pool, &np->nid_htl);
pool_Qinit(NULL, gdbroot->pool, &np->nod_ll);
pool_Qinit(NULL, gdbroot->pool, &np->own_lh);
pool_Qinit(NULL, gdbroot->pool, &np->ccvol_lh);
pool_Qinit(NULL, gdbroot->pool, &np->nodms_lh);
pool_Qinit(NULL, gdbroot->pool, &np->nodmo_lh);
pool_Qinit(NULL, gdbroot->pool, &np->subc_lh);
pool_Qinit(NULL, gdbroot->pool, &np->nodsubs_lh);
pool_Qinit(NULL, gdbroot->pool, &np->nodsubb_lh);
pool_Qinit(NULL, gdbroot->pool, &np->sansAct_lh);
pool_Qinit(NULL, gdbroot->pool, &np->sansUpd_lh);
pool_Qinit(NULL, gdbroot->pool, &np->sancAdd_lh);
pool_Qinit(NULL, gdbroot->pool, &np->sancRem_lh);
pool_Qinit(NULL, gdbroot->pool, &np->sancAct_lh);
pool_Qinit(NULL, gdbroot->pool, &np->cacheNode.lh);
#if defined OS_ELN
np->cacheNode.lc_max = 100;
#else
np->cacheNode.lc_max = 200;
#endif
np->cacheNode.flags.b.cacheNode = 1;
np->cacheNode.next = pool_Reference(NULL, gdbroot->pool, &gdbroot->db->cacheCom);
np = hash_Insert(sts, gdbroot->nid_ht, np);
if (np == NULL) errh_Bugcheck(GDH__WEIRD, "adding new node");
pool_QinsertPred(NULL, gdbroot->pool, &np->nod_ll, &gdbroot->db->nod_lh);
return np;
}
pwr_tBoolean sanc_Subscribe(pwr_tStatus* sts, gdb_sObject* op)
{
gdb_sVolume* vp;
gdb_sNode* np;
if (sts != NULL)
*sts = 1;
gdb_AssumeLocked;
if (op->l.flags.b.isNative)
pwr_Return(NO, sts, SAN__NATIVE);
if (op->u.c.flags.m & (gdb_mCo_sancAdd | gdb_mCo_sancAct)) {
op->u.c.sanexp = 0;
return YES;
}
vp = pool_Address(NULL, gdbroot->pool, op->l.vr);
np = pool_Address(NULL, gdbroot->pool, vp->l.nr);
if (op->u.c.flags.b.sancRem) {
pool_Qremove(NULL, gdbroot->pool, &op->u.c.sanc_ll);
op->u.c.flags.b.sancRem = 0;
pwr_Assert(np->sancRem_lc != 0);
np->sancRem_lc--;
pool_QinsertPred(NULL, gdbroot->pool, &op->u.c.sanc_ll, &np->sancAct_lh);
op->u.c.flags.b.sancAct = 1;
np->sancAct_lc++;
return YES;
}
pwr_Assert(!pool_QisLinked(NULL, gdbroot->pool, &op->u.c.sanc_ll));
pool_QinsertPred(NULL, gdbroot->pool, &op->u.c.sanc_ll, &np->sancAdd_lh);
op->u.c.flags.b.sancAdd = 1;
memset(&op->l.al, 0, sizeof(op->l.al));
np->sancAdd_lc++;
++gdbroot->db->sancid.rix;
op->u.c.sanid = gdbroot->db->sancid;
op->u.c.sanexp = 0;
return YES;
}
static void lockMountServers(gdb_sNode* np)
{
pwr_tStatus sts;
pool_sQlink* msl;
pool_sQlink* vl;
gdb_sVolume* vp;
gdb_sMountServer* msp;
gdb_sObject* op;
gdb_AssumeLocked;
for (vl = pool_Qsucc(NULL, gdbroot->pool, &np->own_lh); vl != &np->own_lh;
vl = pool_Qsucc(NULL, gdbroot->pool, vl)) {
vp = pool_Qitem(vl, gdb_sVolume, l.own_ll);
if (vl->self == vl->flink) {
/* Connection lost and volume removed from own list */
errh_Error("Volume not owned any more, %s", vp->g.name.orig);
return;
}
if (!vp->l.flags.b.isConnected) {
/* !!! Todo !!! How do we make this known ? */
errh_Error("Volume not connected, %s", vp->g.name.orig);
continue;
}
for (msl = pool_Qsucc(NULL, gdbroot->pool, &vp->l.volms_lh);
msl != &vp->l.volms_lh; msl = pool_Qsucc(NULL, gdbroot->pool, msl)) {
msp = pool_Qitem(msl, gdb_sMountServer, volms_ll);
op = hash_Search(&sts, gdbroot->oid_ht, &msp->oid);
if (op == NULL) {
op = cvolc_OidToObject(
&sts, vp, msp->oid, vol_mTrans_none, cvol_eHint_none);
if (op == NULL) {
errh_Error("Can't fetch the mount server's object, %s",
cdh_ObjidToString(msp->oid, 0));
/* !!! Todo !!! How do we make this error known ? */
continue;
}
}
msp->msor = pool_ItemReference(NULL, gdbroot->pool, op);
op->l.flags.b.isMountServer = 1;
if (msp->nodms_ll.self == msp->nodms_ll.flink
&& msp->nodms_ll.self == msp->nodms_ll.blink)
pool_QinsertPred(NULL, gdbroot->pool, &msp->nodms_ll, &np->nodms_lh);
/* if (0)
errh_Info("Locking object %s", op->g.f.name.orig); */
cvolc_LockObject(&sts, op);
}
}
}
static void
activateTimeoutWatch (
sub_sClient *cp
)
{
gdb_AssumeLocked;
/* Handle only remotely located objects with a tmo != 0. */
if ((!cp->tmoactive) && (cp->nid != pwr_cNNodeId) && (cp->tmo != 0)) {
pool_QinsertPred(NULL, gdbroot->pool, &cp->subt_ll, &gdbroot->db->subt_lh);
cp->tmoactive = TRUE;
gdbroot->db->subt_lc++;
}
}
void
subcm_CheckTimeout ()
{
pool_sQlink *cl;
sub_sClient *cp;
pwr_tTime curtim;
pwr_tTime restim;
pwr_tDeltaTime tmotim;
pwr_tInt32 n;
pwr_tInt32 i;
gdb_AssumeLocked;
gdbroot->db->tmocnt++; /* Statistics */
time_GetTime( &curtim);
/* Calculate # of remote object clients to process this time */
n = gdbroot->db->subt_lc;
if (n == 0) n = MIN(1, gdbroot->db->subt_lc);
for (i=0; i<n; i++) {
/* Temporarily remove the first entry from the queue for processing. */
cl = pool_QremoveSucc(NULL, gdbroot->pool, &gdbroot->db->subt_lh);
cp = pool_Qitem(cl, sub_sClient, subt_ll);
/* Find out if the client has timed out */
if (!cp->old) {
/* cp->tmo in 10ths of seconds */
tmotim.tv_sec = cp->tmo / 10;
tmotim.tv_nsec = (cp->tmo - tmotim.tv_sec * 10) * 100000000;
time_Aadd(&restim, &cp->lastupdate, &tmotim);
/* curtim >= tmotim + lastupdate */
if (time_Acomp(&curtim, &restim) >= 0)
subc_SetOld(cp);
} /* If it was old already */
/* Reinsert the entry last in the queue. */
pool_QinsertPred(NULL, gdbroot->pool, cl, &gdbroot->db->subt_lh);
}
}
void
subc_CancelUser (
pid_t subscriber
)
{
sub_sClient *cp;
pool_sQlink *cl;
gdb_sNode *np;
pool_sQlink *nl;
pool_sQlink *lh;
/* Allocate a temporary root */
gdb_AssumeLocked;
lh = pool_Qalloc(NULL, gdbroot->pool);
/* Build a list with all clients to cancel */
for (
nl = pool_Qsucc(NULL, gdbroot->pool, &gdbroot->db->nod_lh);
nl != &gdbroot->db->nod_lh;
nl = pool_Qsucc(NULL, gdbroot->pool, nl)
) {
np = pool_Qitem(nl, gdb_sNode, nod_ll);
for (cl = pool_Qsucc(NULL, gdbroot->pool, &np->subc_lh); cl != &np->subc_lh; ) {
cp = pool_Qitem(cl, sub_sClient, subc_ll);
cl = pool_Qsucc(NULL, gdbroot->pool, cl);
if (cp->subscriber == subscriber) {
pool_Qremove(NULL, gdbroot->pool, &cp->subc_ll);
pool_QinsertPred(NULL, gdbroot->pool, &cp->subc_ll, lh);
}
} /* For all clients of that node. */
} /* For all nodes */
/* Now cancel them all! */
subc_CancelList(lh);
/* Return the root to the pool */
pool_Free(NULL, gdbroot->pool, lh);
}
sub_sClient *
subc_Create (
char *name, /* Input or NULL */
pwr_sAttrRef *arp, /* Input or NULL */
pool_sQlink *lh /* List header. */
)
{
sub_sClient *cp;
sub_sClient *rcp;
pwr_tInt32 s;
pwr_tStatus sts;
gdb_AssumeLocked;
s = sizeof(*cp) + (name == NULL ? 0 : strlen (name));
cp = pool_Alloc(NULL, gdbroot->pool, s);
cp->sub_by_name = (name != NULL);
if (cp->sub_by_name)
strcpy(cp->name, name);
else
cp->aref = *arp;
cp->subscriber = gdbroot->my_pid;
cp->dt = default_dt;
cp->tmo = default_tmo;
cp->old = TRUE; /* No data yet */
/* The client is always counted in a np->subc_lc quota
and must always be in a pool_sQlink list. */
pool_QinsertPred(NULL, gdbroot->pool, &cp->subc_ll, lh);
gdbroot->no_node->subc_lc++;
do {
gdbroot->db->subcid.rix++;
cp->sid = gdbroot->db->subcid;
rcp = hash_Insert(&sts, gdbroot->subc_ht, cp);
if (rcp != cp && sts != HASH__DUPLICATE)
errh_Bugcheck(sts, "hash_Insert");
} while (rcp != cp);
return cp;
}
gdb_sAliasServer *
gdb_AddAliasServer (
pwr_tStatus *sts,
pwr_tObjid soid,
pwr_tBitMask flags
)
{
gdb_sAliasServer *asp;
gdb_sObject *op = NULL;
gdb_AssumeLocked;
pwr_Assert(cdh_ObjidIsNotNull(soid));
asp = hash_Search(sts, gdbroot->as_ht, &soid);
if (asp != NULL) {
if (flags & gdb_mAdd_failIfAdded)
pwr_Return(NULL, sts, GDB__DUPLADD);
else
pwr_Return(asp, sts, GDB__ALRADD);
}
asp = pool_Alloc(sts, gdbroot->pool, sizeof(*asp));
if (asp == NULL) return NULL;
asp->oid = soid;
pool_Qinit(NULL, gdbroot->pool, &asp->as_htl);
pool_Qinit(NULL, gdbroot->pool, &asp->as_ll);
pool_Qinit(NULL, gdbroot->pool, &asp->cli_lh);
asp = hash_Insert(sts, gdbroot->as_ht, asp);
if (asp == NULL) errh_Bugcheck(GDH__WEIRD, "adding new alias server");
pool_QinsertPred(NULL, gdbroot->pool, &asp->as_ll, &gdbroot->db->as_lh);
op = hash_Search(sts, gdbroot->oid_ht, &soid);
if (op == NULL) errh_Bugcheck(GDH__WEIRD, "getting alias server object");
op->g.flags.b.isAliasServer = 1;
return asp;
}
gdb_sMountServer *
gdb_AddMountServer (
pwr_tStatus *sts,
pwr_tObjid soid,
pwr_tBitMask flags
)
{
gdb_sMountServer *msp;
gdb_AssumeLocked;
// pwr_Assert(cdh_ObjidIsNotNull(soid));
if (cdh_ObjidIsNull(soid)) return NULL;
msp = hash_Search(sts, gdbroot->ms_ht, &soid);
if (msp != NULL) {
if (flags & gdb_mAdd_failIfAdded)
pwr_Return(NULL, sts, GDB__DUPLADD);
else
pwr_Return(msp, sts, GDB__ALRADD);
}
msp = pool_Alloc(sts, gdbroot->pool, sizeof(*msp));
if (msp == NULL) return NULL;
msp->oid = soid;
pool_Qinit(NULL, gdbroot->pool, &msp->ms_htl);
pool_Qinit(NULL, gdbroot->pool, &msp->ms_ll);
pool_Qinit(NULL, gdbroot->pool, &msp->nodms_ll);
pool_Qinit(NULL, gdbroot->pool, &msp->volms_ll);
pool_Qinit(NULL, gdbroot->pool, &msp->cli_lh);
msp = hash_Insert(sts, gdbroot->ms_ht, msp);
if (msp == NULL) errh_Bugcheck(GDH__WEIRD, "adding new mount server");
pool_QinsertPred(NULL, gdbroot->pool, &msp->ms_ll, &gdbroot->db->ms_lh);
return msp;
}
gdb_sVolume *
gdb_AddVolume (
pwr_tStatus *sts,
pwr_tVolumeId vid,
pwr_tBitMask flags
)
{
gdb_sVolume *vp;
gdb_AssumeLocked;
vp = hash_Search(sts, gdbroot->vid_ht, &vid);
if (vp != NULL) {
if (flags & gdb_mAdd_failIfAdded)
pwr_Return(NULL, sts, GDB__DUPLADD);
else
pwr_Return(vp, sts, GDB__ALRADD);
}
vp = pool_Alloc(sts, gdbroot->pool, sizeof(*vp));
if (vp == NULL) return NULL;
vp->g.vid = vid;
vp->g.oid.vid = vid;
pool_Qinit(NULL, gdbroot->pool, &vp->l.vid_htl);
pool_Qinit(NULL, gdbroot->pool, &vp->l.vn_htl);
pool_Qinit(NULL, gdbroot->pool, &vp->l.vol_ll);
pool_Qinit(NULL, gdbroot->pool, &vp->l.own_ll);
pool_Qinit(NULL, gdbroot->pool, &vp->l.obj_lh);
pool_Qinit(NULL, gdbroot->pool, &vp->l.volms_lh);
hash_Insert(sts, gdbroot->vid_ht, vp);
vp->l.flags.b.inVidTable = 1;
pool_QinsertPred(sts, gdbroot->pool, &vp->l.vol_ll, &gdbroot->db->vol_lh);
vp->l.flags.b.inVolList = 1;
return vp;
}
gdb_sClass *
gdb_AddClass (
pwr_tStatus *sts,
pwr_tClassId cid,
pwr_tBitMask flags
)
{
gdb_sClass *cp;
#if 0
pwr_Assert(cid != pwr_cNClassId);
#endif
gdb_AssumeLocked;
cp = hash_Search(sts, gdbroot->cid_ht, &cid);
if (cp != NULL) {
if (flags & gdb_mAdd_failIfAdded)
pwr_Return(NULL, sts, GDB__DUPLADD);
else
pwr_Return(cp, sts, GDB__ALRADD);
}
cp = pool_Alloc(sts, gdbroot->pool, sizeof(*cp));
if (cp == NULL) return NULL;
cp->cid = cid;
pool_Qinit(NULL, gdbroot->pool, &cp->cid_htl);
pool_Qinit(NULL, gdbroot->pool, &cp->cid_lh);
pool_Qinit(NULL, gdbroot->pool, &cp->class_ll);
cp = hash_Insert(sts, gdbroot->cid_ht, cp);
if (cp == NULL) errh_Bugcheck(GDH__WEIRD, "adding new class");
pool_QinsertPred(NULL, gdbroot->pool, &cp->class_ll, &gdbroot->db->class_lh);
return cp;
}
void
sancm_MoveExpired (
pwr_tStatus *status,
gdb_sNode *np
)
{
pool_sQlink *ol;
gdb_sObject *op;
if (status != NULL) *status = 1;
gdb_AssumeLocked;
if (np->sancAct_lc == 0) return;
for (
ol = pool_Qsucc(NULL, gdbroot->pool, &np->sancAct_lh);
ol != &np->sancAct_lh;
) {
op = pool_Qitem(ol, gdb_sObject, u.c.sanc_ll);
ol = pool_Qsucc(NULL, gdbroot->pool, ol);
pwr_Assert(op->u.c.flags.b.sancAct);
if (op->u.c.sanexp) {
pool_Qremove(NULL, gdbroot->pool, &op->u.c.sanc_ll);
op->u.c.flags.b.sancAct = 0;
pwr_Assert((op->u.c.flags.m & gdb_mCo_inSancList) == 0);
pwr_Assert(np->sancAct_lc != 0);
np->sancAct_lc--;
pool_QinsertPred(NULL, gdbroot->pool, &op->u.c.sanc_ll, &np->sancRem_lh);
op->u.c.flags.b.sancRem = 1;
np->sancRem_lc++;
op->u.c.sanexp = 0;
} else if (!op->l.flags.b.isMountServer)
op->u.c.sanexp = 1;
}
}
/**
* Adds a remote class volume.
*/
void
cvolcm_AddClassVolume(
pwr_tStatus *sts,
gdb_sNode *np,
const net_sGvolume *vp
)
{
gdb_sCclassVolume *ccvp;
gdb_sVolume *cvp;
gdb_AssumeLocked;
pwr_Assert(vp != NULL);
ccvp = pool_Alloc(sts, gdbroot->pool, sizeof(*ccvp));
if (ccvp == NULL) return;
ccvp->key.nid = vp->nid;
ccvp->key.vid = vp->vid;
ccvp->time = net_NetTimeToTime(&vp->time);
cvp = hash_Search(sts, gdbroot->vid_ht, &vp->vid);
if (cvp == NULL) /* This volume doesn't exist locally, but we may create it later on */
ccvp->equalClasses = 0;
else {
pwr_tTime t = net_NetTimeToTime( &cvp->g.time);
ccvp->equalClasses = time_Acomp(&ccvp->time, &t) == 0 ? 1 : 0;
}
ccvp = hash_Insert(sts, gdbroot->ccvol_ht, ccvp);
if (ccvp == NULL) errh_Bugcheck(GDH__WEIRD, "adding cached class volume");
pool_QinsertPred(NULL, gdbroot->pool, &ccvp->ccvol_ll, &np->ccvol_lh);
}
static san_sServer* checkServer(gdb_sNode* np, san_sServer* sp)
{
gdb_sObject* op;
if (!gdbroot->is_tmon || sp->op == NULL) {
op = hash_Search(NULL, gdbroot->oid_ht, &sp->sane.oid);
if (op == NULL || !op->l.flags.b.isOwned) {
removeServer(np, sp);
return NULL;
}
if (gdbroot->is_tmon)
sp->op = op;
} else
op = sp->op;
if (op->l.al.idx <= sp->al.idx)
return sp;
if (!sp->flags.b.sansUpd) {
pool_QinsertPred(NULL, gdbroot->pool, &sp->sansUpd_ll, &np->sansUpd_lh);
sp->flags.b.sansUpd = 1;
}
if (!op->g.flags.b.isMountClient) {
sp->al.a = op->l.al.a;
sp->al.b = op->l.al.b;
sp->al.maxa = op->u.n.ral.maxa;
sp->al.maxb = op->u.n.ral.maxb;
} else
memset(&sp->al, 0, sizeof(sp->al));
sp->al.idx = op->l.al.idx;
return sp;
}
void
sancm_Add (
pwr_tStatus *status,
gdb_sNode *np
)
{
net_sSanAdd *ap;
pool_sQlink *ol;
gdb_sObject *op;
int count;
int i;
qcom_sQid tgt;
if (status != NULL) *status = 1;
gdb_AssumeLocked;
if (np->sancAdd_lc == 0) return;
count = MIN(np->sancAdd_lc, net_cSanMaxAdd);
ap = malloc(sizeof(net_sSanAdd) + (count - 1) * sizeof(ap->sane[0]));
if (ap == NULL) return;
tgt.nid = np->nid;
tgt.qix = net_cProcHandler;
for (
i = 0, ol = pool_Qsucc(NULL, gdbroot->pool, &np->sancAdd_lh);
ol != &np->sancAdd_lh;
ol = pool_Qsucc(NULL, gdbroot->pool, &np->sancAdd_lh)
) {
op = pool_Qitem(ol, gdb_sObject, u.c.sanc_ll);
ap->sane[i].oid = op->g.oid;
ap->sane[i].sid = op->u.c.sanid;
i++;
pwr_Assert(op->u.c.flags.b.sancAdd);
pool_Qremove(NULL, gdbroot->pool, &op->u.c.sanc_ll);
op->u.c.flags.b.sancAdd = 0;
pwr_Assert((op->u.c.flags.m & gdb_mCo_inSancList) == 0);
pwr_Assert(np->sancAdd_lc != 0);
np->sancAdd_lc--;
pwr_Assert(!op->u.c.flags.b.sancAct);
pool_QinsertPred(NULL, gdbroot->pool, &op->u.c.sanc_ll, &np->sancAct_lh);
op->u.c.flags.b.sancAct = 1;
np->sancAct_lc++;
if (i >= count) {
ap->count = count;
gdb_Unlock;
net_Put(NULL, &tgt, ap, net_eMsg_sanAdd, 0, pwr_Offset(ap, sane[i]), 0);
gdb_Lock;
i = 0;
}
}
pwr_Assert(np->sancAdd_lc == 0);
/* Send remaining san entries. */
if (i > 0) {
ap->count = i;
gdb_Unlock;
net_Put(NULL, &tgt, ap, net_eMsg_sanAdd, 0, pwr_Offset(ap, sane[i]), 0);
gdb_Lock;
}
free(ap);
}
void
subcm_Data (
qcom_sGet *get
)
{
pwr_tStatus sts;
pwr_tTime curtim;
pool_tRef mr;
sub_sMessage *mp;
pwr_tUInt32 refcount = 0;
pwr_tInt32 i;
sub_sClient *cp;
pool_tRef dr;
net_sSubData *dp;
void *adrs;
gdb_sNode *np;
net_sSubRemove *rp = NULL;
qcom_sQid tgt;
gdb_sCclass *ccp;
ndc_sRemoteToNative *tbl;
int rsize;
time_GetTime( &curtim);
gdb_AssumeUnlocked;
tgt.qix = net_cProcHandler;
gdb_ScopeLock {
/* Allocate space for, and store the message in the pool. */
mp = pool_Alloc(&sts, gdbroot->pool, sizeof(*mp) - sizeof(mp->msg) + get->size);
if (mp == NULL) break;
mr = pool_ItemReference(NULL, gdbroot->pool, mp);
memcpy(&mp->msg, get->data, get->size);
pool_Qinit(NULL, gdbroot->pool, &mp->subm_ll);
pool_QinsertPred(NULL, gdbroot->pool, &mp->subm_ll, &gdbroot->db->subm_lh);
gdbroot->db->subm_lc++;
np = hash_Search(&sts, gdbroot->nid_ht, &mp->msg.hdr.nid);
/* Check if message is corrupt */
dp = (net_sSubData *)&mp->msg.subdata;
for ( i=0; i < mp->msg.count; i++) {
if ( (char *)dp > (char *)&mp->msg + get->size || (char *)dp < (char *)&mp->msg) {
errh_Error( "Subscription client message corrupt");
gdb_Unlock;
return;
}
dp = (net_sSubData *)((unsigned long)&dp->data + dp->size);
}
/* Walk through every entry in the message buffer. */
for (
i=0,
dp = (net_sSubData *)&mp->msg.subdata,
dr = mr + offsetof(sub_sMessage, msg.subdata);
i < mp->msg.count;
i++,
dr += offsetof(net_sSubData, data) + (unsigned long)dp->size,
dp = (net_sSubData *)((unsigned long)&dp->data + dp->size)
) {
cp = hash_Search(&sts, gdbroot->subc_ht, &dp->sid);
if (cp == NULL) {
if (rp == NULL) {
rp = pool_Alloc(&sts, gdbroot->pool, sizeof(*rp)
+ ((mp->msg.count - 1) * sizeof(rp->sid[0])));
if (rp == NULL)
continue;
tgt.nid = mp->msg.hdr.nid;
}
rp->sid[rp->count++] = dp->sid;
continue;
}
/* If the client has an earlier reference to a message, then
remove that reference.
This can cause the old message to get disposed of. */
subc_RemoveFromMessage(cp);
/* Now start filling in the client according to the new
information we just received... */
memcpy(&cp->lastupdate, &curtim, sizeof(curtim));
cp->sts = dp->sts;
cp->count++;
if (ODD(dp->sts)) {
cp->old = FALSE; /* There is new, fresh, real data! */
cp->submsg = mr;
cp->subdata = dr;
refcount++;
if (1 || mp->msg.hdr.xdr) {
if (cp->cclass == pool_cNRef) {
gdb_sClass *classp;
cdh_uTypeId cid;
cid.pwr = cp->aref.Body;
cid.c.bix = 0; /* To get the class id. */
classp = hash_Search(&sts, gdbroot->cid_ht, &cid.pwr);
rsize = dp->size;
if (classp != NULL)
ndc_ConvertData(&sts, np, classp, &cp->aref, dp->data, dp->data, (pwr_tUInt32 *)&rsize, ndc_eOp_decode, cp->aref.Offset, 0);
}
else {
cp->old = TRUE;
ccp = pool_Address(&cp->sts, gdbroot->pool, cp->cclass);
if (ccp != NULL) {
tbl = pool_Address(&cp->sts, gdbroot->pool, ccp->rnConv);
if (tbl != NULL) {
rsize = dp->size;
ndc_ConvertRemoteData(&cp->sts, np, ccp, &cp->raref, dp->data, dp->data, (pwr_tUInt32 *)&rsize, ndc_eOp_decode, cp->raref.Offset, 0);
if (ODD(cp->sts))
cp->old = FALSE;
}
}
}
/* !!! Todo !!! Error handling. */
}
/* If the userdata field contains a valid pool_tRef, then
copy the data. This poolref is resolved in RTDB! */
if (cp->userdata != pool_cNRef) {
adrs = pool_Address(NULL, gdbroot->rtdb, cp->userdata);
if (adrs != NULL) {
if (cp->cclass == pool_cNRef)
memcpy(adrs, dp->data, MIN(dp->size, cp->usersize));
else if (!cp->old) {
pwr_tUInt32 size = cp->usersize;
pwr_tBoolean first = 1;
ndc_ConvertRemoteToNativeTable(&cp->sts, ccp, tbl, &cp->raref, &cp->aref, adrs, dp->data, &size,
cp->aref.Offset, 0, 0, &first, np->nid);
if (EVEN(cp->sts))
cp->old = TRUE;
}
}
}
}
}
/* Fill in count as the # of references in the 'message' header. This
is the # of references that have to be removed before the 'message'
can be returned to pool. If there are no references to the 'message'
just dispose it! */
if (refcount != 0) {
mp->msg.count = refcount;
} else {
pool_Qremove(NULL, gdbroot->pool, &mp->subm_ll);
gdbroot->db->subm_lc--;
pool_Free(NULL, gdbroot->pool, mp);
}
} gdb_ScopeUnlock;
if (rp != NULL) {
tgt = np->handler;
net_Put(NULL, &tgt, rp, net_eMsg_subRemove, 0, pwr_Offset(rp, sid[rp->count]), 0);
#if 0
errh_Info("Removed %d subscriptions", rp->count - 1);
#endif
pool_Free(NULL, gdbroot->pool, rp);
}
}
void
subc_ActivateList (
pool_sQlink *lh,
pwr_tObjid oid
)
{
pwr_tStatus sts;
tree_sTable *add;
#if 0
tree_sTable *remove;
sRemove *rep;
#endif
net_sSubSpec *specp;
qcom_sQid tgt;
pool_sQlink *my_lh;
pwr_tUInt32 my_subc_lc;
gdb_sNode *np;
gdb_sNode *old_np;
sub_sClient *cp;
pool_sQlink *cl;
sAdd *aep;
/* Test each client. If existing object, fill in nid field
and move the client to the appropriate nodes's subc_lh list. Turn
on timeouts. Put request in subadd message buffer.
We must do it all in one pass, since a user can come in during
a cache query for a later subcli and cancel the subscription
for an earlier subcli. */
add = tree_CreateTable(&sts, sizeof(pwr_tNodeId), offsetof(sAdd, nid),
sizeof(sAdd), 10, tree_Comp_nid);
#if 0
remove = tree_CreateTable(&sts, sizeof(pwr_tNodeId), offsetof(sRemove, nid),
sizeof(sRemove), 10, tree_eComp_nid);
#endif
/* Move all objects to a new, temporary root */
my_lh = pool_Qalloc(NULL, gdbroot->pool);
my_subc_lc = 0;
for (cl = pool_Qsucc(NULL, gdbroot->pool, lh); cl != lh;) {
cp = pool_Qitem(cl, sub_sClient, subc_ll);
cl = pool_Qsucc(NULL, gdbroot->pool, cl);
if (cdh_ObjidIsNull(oid) || cdh_ObjidIsEqual(oid, cp->aref.Objid)) {
pool_Qremove(NULL, gdbroot->pool, &cp->subc_ll);
pool_QinsertPred(NULL, gdbroot->pool, &cp->subc_ll, my_lh);
my_subc_lc++;
}
}
/* Now start testing clients from 'my_lh', and move them to other lists
Make sure the clients are still there after the test. */
for (cl = pool_Qsucc(NULL, gdbroot->pool, my_lh); cl != my_lh; ) {
cp = pool_Qitem(cl, sub_sClient, subc_ll);
cl = pool_Qsucc(NULL, gdbroot->pool, cl);
np = testClient(&sts, cp);
/* If an error is returned the client doesn't exist anymore. Some
other user removed it while TestSubcli had the database unlocked.
Just go on with the next client... */
if (np == NULL) continue;
/* Move the client to the list for the node where the object resides.
nid = pwr_cNNodeId is used for all objects we don't know. */
old_np = hash_Search(&sts, gdbroot->nid_ht, &cp->nid);
if (old_np == NULL) errh_Bugcheck(GDH__WEIRD, "");
pool_Qremove(NULL, gdbroot->pool, &cp->subc_ll);
old_np->subc_lc--;
pool_QinsertPred(NULL, gdbroot->pool, &cp->subc_ll, &np->subc_lh);
np->subc_lc++;
cp->nid = np->nid;
/* If the object's nid changed, then take the appropriate actions. */
if (np != old_np) {
if (np->nid != pwr_cNNodeId) { /* Object is known. */
activateTimeoutWatch(cp);
aep = tree_Insert(&sts, add, &np->nid);
if (aep == NULL) errh_Bugcheck(GDH__WEIRD, "");
if (aep->msg == NULL) {
aep->cnt = MIN(my_subc_lc, net_cSubMaxAdd);
aep->msg = malloc(sizeof(net_sSubAdd) + sizeof(net_sSubSpec) * aep->cnt);
aep->msg->count = 0;
} /* If there was no message allocated */
specp = &aep->msg->spec[aep->msg->count];
specp->sid = cp->sid;
specp->dt = cp->dt;
specp->sub_by_name = cp->sub_by_name;
specp->aref = cp->cclass != pool_cNRef ? cp->raref : cp->aref;
if (++aep->msg->count >= aep->cnt) {
/* The message buffer is full and must be sent. */
tgt = np->handler;
pwr_Assert(tgt.nid != pwr_cNNodeId);
gdb_Unlock;
net_Put(NULL, &tgt, aep->msg, net_eMsg_subAdd, 0, pwr_Offset(aep->msg, spec[aep->msg->count]), 0);
gdb_Lock;
aep->msg->count = 0;
}
} else { /* The object became unknown... */
cancelTimeoutWatch(cp);
subc_SetOld(cp); /* Data gets old immediately */
#if 0
/** @todo Maybe we should unlock the cached class? */
if (cp->cclass != pwr_cNRefId) {
ccp = pool_Address(NULL, gdbroot->pool, cp->cclass);
if (ccp == NULL) errh_Bugcheck(GDH__WEIRD, "Cached class address");
cmvolc_UnlockClass(NULL, ccp);
cp->cclass = pwr_cNRefId;
}
#endif
#if 0
if (old_np->nid != pwr_cNNodeId) {
rep = tree_Insert(&sts, remove, &old_np->nid);
if (rep == NULL) errh_Bugcheck(GDH__WEIRD, "");
if (rep->msg == NULL) {
rep->nid = old_np->nid;
rep->cnt = MIN(my_subc_lc, net_cSubMaxRemove);
rep->msg = malloc(sizeof(net_sSubRemove) + sizeof(rep->msg->sid[0]) * rep->cnt);
rep->msg->count = 0;
}
rep->msg->sid[rep->msg->count++] = cp->sid;
if (rep->msg->count >= net_cSubMaxRemove) {
np = hash_Search(&sts, gdbroot->nid_ht, &old_np->nid);
if (np == NULL) errh_Bugcheck(sts, "");
tgt.nid = rep->nid;
pwr_Assert(tgt.nid != pwr_cNNodeId);
gdb_Unlock;
net_Put(NULL, &tgt, rep->msg, net_eMsg_subRemove, 0, pwr_Offset(rep->msg, sid[rep->msg->count]), 0);
gdb_Lock;
rep->msg->count = 0;
}
}
#endif
}
}
}
pool_Free(NULL, gdbroot->pool, my_lh);
/* Now walk through the addmsg & remmsg and send all unsent messages. */
gdb_Unlock;
#if 0
for (rep = tree_Minimum(remove); rep != NULL; rep = tree_Successor(remove, rep)) {
if (rep->msg != NULL) {
if (rep->msg->count > 0) {
tgt.nid = rep->nid;
pwr_Assert(tgt.nid != pwr_cNNodeId);
net_Put(NULL, &tgt, rep->msg, net_eMsg_subRemove, 0, pwr_Offset(rep->msg, sid[rep->msg->count]), 0);
}
free(rep->msg);
}
}
#endif
for (aep = tree_Minimum(&sts, add); aep != NULL; aep = tree_Successor(&sts, add, aep)) {
if (aep->msg != NULL) {
if (aep->msg->count > 0) {
np = hash_Search(&sts, gdbroot->nid_ht, &aep->nid);
if (np == NULL) errh_Bugcheck(GDH__WEIRD, "");
tgt = np->handler;
pwr_Assert(tgt.nid != pwr_cNNodeId);
net_Put(NULL, &tgt, aep->msg, net_eMsg_subAdd, 0, pwr_Offset(aep->msg, spec[aep->msg->count]), 0);
}
free(aep->msg);
}
}
gdb_Lock;
tree_DeleteTable(&sts, add);
#if 0
tree_DeleteTable(remove);
#endif
}
gdb_sVolume *
cvolcm_ConnectVolume (
pwr_tStatus *sts,
gdb_sVolume *vp,
net_sGvolume *gvp,
gdb_sNode *np
)
{
gdb_sTouchQ *tqp;
gdb_sVolume *ovp;
gdb_AssumeLocked;
if (vp->g.nid != pwr_cNNodeId && vp->g.nid != np->nid) {
errh_Error("Volume %s (%s) is loaded from another node.\nCurrent: %s, new: %s",
vp->g.name.orig, cdh_VolumeIdToString(NULL, vp->g.vid, 1, 0),
cdh_NodeIdToString(NULL, vp->g.nid, 1, 0),
cdh_NodeIdToString(NULL, np->nid, 1, 0));
return NULL;
}
vp->g = *gvp;
pwr_Assert(vp->g.nid != pwr_cNNodeId);
vp->l.nr = pool_Reference(NULL, gdbroot->pool, np);
/* Add volume name to hash table. */
ovp = hash_Search(NULL, gdbroot->vn_ht, &vp->g.name);
if (ovp != NULL) {
if (ovp != vp) {
errh_Warning("Volume name allready exist: %s, vid: %x\n", vp->g.name.orig, vp->g.vid);
hash_Remove(NULL, gdbroot->vn_ht, ovp);
ovp = hash_Insert(sts, gdbroot->vn_ht, vp);
pwr_Assert(ovp == vp);
}
} else {
ovp = hash_Insert(sts, gdbroot->vn_ht, vp);
pwr_Assert(ovp == vp);
}
vp->l.flags.b.inVnTable = 1;
pwr_Assert(!vp->l.flags.b.inOwnList);
pool_QinsertPred(sts, gdbroot->pool, &vp->l.own_ll, &np->own_lh);
vp->l.flags.b.inOwnList = 1;
/* Initiate touch queues. */
tqp = &vp->u.c.cacheLock;
pool_Qinit(NULL, gdbroot->pool, &tqp->lh);
tqp->lc_max = 0;
tqp->flags.b.cacheLock = 1;
tqp->next = pool_cNRef;
tqp = &vp->u.c.cacheVol;
pool_Qinit(NULL, gdbroot->pool, &tqp->lh);
#if defined OS_ELN
tqp->lc_max = 100;
#else
tqp->lc_max = 200;
#endif
tqp->flags.b.cacheVol = 1;
tqp->next = pool_Reference(NULL, gdbroot->pool, &np->cacheNode);
vp->l.flags.b.isConnected = 1;
vp->l.flags.b.isCached = 1;
vp->l.flags.b.netCached = 1;
vp->l.flags.b.remote = 1;
return vp;
}
