static Object newSdrAcsCustodian(Object custodians, const char *eid)
{
Object newCustodianAddr;
SdrAcsPendingCust newCustodian;
memset(&newCustodian, 0, sizeof(newCustodian));
strncpy(newCustodian.eid, eid, MAX_EID_LEN);
newCustodian.eid[MAX_EID_LEN] = '\0';
/* Set default ACS size and delay. */
newCustodian.acsDelay = 2;
newCustodian.acsSize = 300;
CHKZERO(sdr_begin_xn(acsSdr));
newCustodianAddr = sdr_malloc(acsSdr, sizeof(newCustodian));
newCustodian.signals = sdr_list_create(acsSdr);
sdr_poke(acsSdr, newCustodianAddr, newCustodian);
sdr_list_insert_last(acsSdr, custodians, newCustodianAddr);
if(sdr_end_xn(acsSdr) < 0)
{
ACSLOG_WARN("Couldn't create new custodian info for %s", eid);
return 0;
}
return newCustodianAddr;
}
int dtn2_addPlan(char *nodeNm, FwdDirective *defaultDir)
{
Sdr sdr = getIonsdr();
char nodeName[SDRSTRING_BUFSZ];
Object nextPlan;
Dtn2Plan plan;
Object planObj;
CHKERR(nodeNm && defaultDir);
if (filterNodeName(nodeName, nodeNm) < 0)
{
return 0;
}
CHKERR(sdr_begin_xn(sdr));
if (locatePlan(nodeName, &nextPlan) != 0)
{
sdr_exit_xn(sdr);
writeMemoNote("[?] Duplicate plan", nodeNm);
return 0;
}
/* Okay to add this plan to the database. */
plan.nodeName = sdr_string_create(sdr, nodeName);
memcpy((char *) &plan.defaultDirective, (char *) defaultDir,
sizeof(FwdDirective));
plan.rules = sdr_list_create(sdr);
planObj = sdr_malloc(sdr, sizeof(Dtn2Plan));
if (planObj)
{
if (nextPlan)
{
oK(sdr_list_insert_before(sdr, nextPlan, planObj));
}
else
{
oK(sdr_list_insert_last(sdr,
(_dtn2Constants())->plans, planObj));
}
sdr_write(sdr, planObj, (char *) &plan, sizeof(Dtn2Plan));
}
if (sdr_end_xn(sdr) < 0)
{
putErrmsg("Can't add plan.", nodeNm);
return -1;
}
return 1;
}
int dtn2Init()
{
Sdr sdr = getIonsdr();
Object dtn2dbObject;
DtnDB dtn2dbBuf;
/* Recover the DTN database, creating it if necessary. */
CHKERR(sdr_begin_xn(sdr));
dtn2dbObject = sdr_find(sdr, DTN_DBNAME, NULL);
switch (dtn2dbObject)
{
case -1: /* SDR error. */
sdr_cancel_xn(sdr);
putErrmsg("Failed seeking DTN database in SDR.", NULL);
return -1;
case 0: /* Not found; must create new DB. */
dtn2dbObject = sdr_malloc(sdr, sizeof(DtnDB));
if (dtn2dbObject == 0)
{
sdr_cancel_xn(sdr);
putErrmsg("No space for DTN database.", NULL);
return -1;
}
memset((char *) &dtn2dbBuf, 0, sizeof(DtnDB));
dtn2dbBuf.plans = sdr_list_create(sdr);
sdr_write(sdr, dtn2dbObject, (char *) &dtn2dbBuf,
sizeof(DtnDB));
sdr_catlg(sdr, DTN_DBNAME, 0, dtn2dbObject);
if (sdr_end_xn(sdr))
{
putErrmsg("Can't create DTN database.", NULL);
return -1;
}
break;
default: /* Found DB in the SDR. */
sdr_exit_xn(sdr);
}
oK(_dtn2dbObject(&dtn2dbObject));
oK(_dtn2Constants());
return 0;
}
int acsInitialize(long heapWords, int logLevel)
{
AcsDB acsdbBuf;
unsigned long zero = 0; /* sdr_stow() wants this */
if (heapWords == 0)
{
/* Caller wants us to supply a default. */
heapWords = ACS_SDR_DEFAULT_HEAPWORDS;
}
if (ionAttach() < 0)
{
putErrmsg("Can't attach to ION.", NULL);
return -1;
}
{
Sdr sdr = getIonsdr();
IonDB iondb;
char *pathname = iondb.parmcopy.pathName;
CHKERR(sdr_begin_xn(sdr));
sdr_read(sdr, (char *) &iondb, getIonDbObject(), sizeof(IonDB));
sdr_exit_xn(sdr);
#if 0
{
char text[100];
sprintf( text, "ION parms pathname : %s", pathname );
writeMemo( text );
}
#endif
if (sdr_load_profile(acssdrName, SDR_IN_DRAM, heapWords,
SM_NO_KEY, pathname, NULL) < 0)
{
putErrmsg("Unable to load SDR profile for ACS.", NULL);
return -1;
} else {
writeMemo("ACS SDR profile loaded.");
}
}
acsSdr = sdr_start_using(acssdrName);
if (acsSdr == NULL)
{
putErrmsg("Can't start using SDR for ACS.", NULL);
return -1;
}
if (getAcssdr() < 0)
{
putErrmsg("ACS can't find ACS SDR.", NULL);
return -1;
}
CHKERR(sdr_begin_xn(acsSdr));
acsdbObject = sdr_find(acsSdr, acsDbName, NULL);
switch (acsdbObject)
{
case -1: /* SDR error. */
sdr_cancel_xn(acsSdr);
putErrmsg("Can't seek ACS database in SDR.", NULL);
return -1;
case 0: /* Not found must create new DB. */
memset((char *) &acsdbBuf, 0, sizeof(AcsDB));
acsdbBuf.pendingCusts = sdr_list_create(acsSdr);
acsdbBuf.logLevel = logLevel;
acsdbBuf.cidHash = sdr_hash_create(acsSdr, sizeof(AcsCustodyId),
ACS_CIDHASH_ROWCOUNT, 1);
acsdbBuf.bidHash = sdr_hash_create(acsSdr, sizeof(AcsBundleId),
ACS_BIDHASH_ROWCOUNT, 1);
acsdbBuf.id = sdr_stow(acsSdr, zero);
acsdbObject = sdr_malloc(acsSdr, sizeof(AcsDB));
if (acsdbObject == 0)
{
sdr_cancel_xn(acsSdr);
putErrmsg("No space for ACS database.", NULL);
return -1;
}
sdr_write(acsSdr, acsdbObject, (char *) &acsdbBuf, sizeof(AcsDB));
sdr_catlg(acsSdr, acsDbName, 0, acsdbObject);
if (sdr_end_xn(acsSdr))
{
putErrmsg("Can't create ACS database.", NULL);
return -1;
}
break;
default:
sdr_exit_xn(acsSdr);
}
acsConstants = &acsConstantsBuf;
CHKERR(sdr_begin_xn(acsSdr));
sdr_read(acsSdr, (char *) acsConstants, acsdbObject, sizeof(AcsDB));
sdr_exit_xn(acsSdr);
return 0;
}
int main(int argc, char **argv)
{
Sdr sdr;
Object txExtent;
Object txBundleZco;
Object txNewBundle;
BpDelivery rxDlv;
int rxContentLength;
ZcoReader rxReader;
int rxLen;
char rxContent[sizeof(testLine)];
/* Start ION */
ionstart_default_config("loopback-ltp/loopback.ionrc",
NULL,
"loopback-ltp/loopback.ltprc",
"loopback-ltp/loopback.bprc",
"loopback-ltp/loopback.ipnrc",
NULL);
/* Attach to ION */
fail_unless(bp_attach() >= 0);
sdr = bp_get_sdr();
/* Send the loopback bundle */
sdr_begin_xn(sdr);
txExtent = sdr_malloc(sdr, sizeof(testLine) - 1);
fail_unless(txExtent != 0);
sdr_write(sdr, txExtent, testLine, sizeof(testLine) - 1);
txBundleZco = zco_create(sdr, ZcoSdrSource, txExtent, 0, sizeof(testLine) - 1);
fail_unless(sdr_end_xn(sdr) >= 0 && txBundleZco != 0);
fail_unless(bp_send(NULL, testEid, NULL, 300, BP_STD_PRIORITY,
NoCustodyRequested, 0, 0, NULL, txBundleZco, &txNewBundle) > 0);
/* Receive the loopback bundle */
fail_unless(bp_open(testEid, &rxSap) >= 0);
fail_unless(bp_receive(rxSap, &rxDlv, IONTEST_DEFAULT_RECEIVE_WAIT) >= 0);
fail_unless(rxDlv.result == BpPayloadPresent);
sdr_begin_xn(sdr);
rxContentLength = zco_source_data_length(sdr, rxDlv.adu);
fail_unless(rxContentLength == sizeof(testLine) - 1);
zco_start_receiving(rxDlv.adu, &rxReader);
rxLen = zco_receive_source(sdr, &rxReader, rxContentLength,
rxContent);
fail_unless(rxLen == rxContentLength);
fail_unless(sdr_end_xn(sdr) >= 0);
bp_release_delivery(&rxDlv, 1);
bp_close(rxSap);
/* Detach from ION */
writeErrmsgMemos();
bp_detach();
/* Compare the received data */
rxContent[sizeof(rxContent) - 1] = '\0';
fail_unless(strncmp(rxContent, testLine, sizeof(testLine)) == 0);
/* Stop ION */
ionstop();
CHECK_FINISH;
}
int dtn2_addRule(char *nodeNm, char *demux, FwdDirective *directive)
{
Sdr sdr = getIonsdr();
char nodeName[SDRSTRING_BUFSZ];
Object elt;
OBJ_POINTER(Dtn2Plan, plan);
Object nextRule;
Dtn2Rule ruleBuf;
Object addr;
CHKERR(nodeNm && demux && directive);
if (*demux == '\0')
{
writeMemo("[?] Zero-length DTN2 rule demux.");
return 0;
}
if (filterNodeName(nodeName, nodeNm) < 0)
{
return 0;
}
CHKERR(sdr_begin_xn(sdr));
elt = locatePlan(nodeName, NULL);
if (elt == 0)
{
sdr_exit_xn(sdr);
writeMemoNote("[?] No plan defined for this node", nodeNm);
return 0;
}
GET_OBJ_POINTER(sdr, Dtn2Plan, plan, sdr_list_data(sdr, elt));
if (locateRule(plan, demux, &nextRule) != 0)
{
sdr_exit_xn(sdr);
writeMemoNote("[?] Duplicate rule", demux);
return 0;
}
/* All parameters validated, okay to add the rule. */
memset((char *) &ruleBuf, 0, sizeof(Dtn2Rule));
ruleBuf.demux = sdr_string_create(sdr, demux);
memcpy((char *) &ruleBuf.directive, (char *) directive,
sizeof(FwdDirective));
addr = sdr_malloc(sdr, sizeof(Dtn2Rule));
if (addr)
{
if (nextRule)
{
elt = sdr_list_insert_before(sdr, nextRule, addr);
}
else
{
elt = sdr_list_insert_last(sdr, plan->rules, addr);
}
sdr_write(sdr, addr, (char *) &ruleBuf, sizeof(Dtn2Rule));
}
if (sdr_end_xn(sdr) < 0)
{
putErrmsg("Can't add rule.", NULL);
return -1;
}
return 1;
}
int ionInitialize(IonParms *parms, unsigned long ownNodeNbr)
{
char wdname[256];
Sdr ionsdr;
Object iondbObject;
IonDB iondbBuf;
sm_WmParms ionwmParms;
char *ionvdbName = _ionvdbName();
CHKERR(parms);
CHKERR(ownNodeNbr);
if (sdr_initialize(0, NULL, SM_NO_KEY, NULL) < 0)
{
putErrmsg("Can't initialize the SDR system.", NULL);
return -1;
}
if (igetcwd(wdname, 256) == NULL)
{
putErrmsg("Can't get cwd name.", NULL);
return -1;
}
if (checkNodeListParms(parms, wdname, ownNodeNbr) < 0)
{
putErrmsg("Failed checking node list parms.", NULL);
return -1;
}
if (sdr_load_profile(parms->sdrName, parms->configFlags,
parms->heapWords, parms->heapKey, parms->pathName) < 0)
{
putErrmsg("Unable to load SDR profile for ION.", NULL);
return -1;
}
ionsdr = sdr_start_using(parms->sdrName);
if (ionsdr == NULL)
{
putErrmsg("Can't start using SDR for ION.", NULL);
return -1;
}
ionsdr = _ionsdr(&ionsdr);
/* Recover the ION database, creating it if necessary. */
sdr_begin_xn(ionsdr);
iondbObject = sdr_find(ionsdr, _iondbName(), NULL);
switch (iondbObject)
{
case -1: /* SDR error. */
sdr_cancel_xn(ionsdr);
putErrmsg("Can't seek ION database in SDR.", NULL);
return -1;
case 0: /* Not found; must create new DB. */
if (ownNodeNbr == 0)
{
sdr_cancel_xn(ionsdr);
putErrmsg("Must supply non-zero node number.", NULL);
return -1;
}
memset((char *) &iondbBuf, 0, sizeof(IonDB));
memcpy(iondbBuf.workingDirectoryName, wdname, 256);
iondbBuf.ownNodeNbr = ownNodeNbr;
iondbBuf.occupancyCeiling = ((sdr_heap_size(ionsdr) / 100)
* (100 - ION_SEQUESTERED));
iondbBuf.receptionSpikeReserve = iondbBuf.occupancyCeiling / 16;
if (iondbBuf.receptionSpikeReserve < MIN_SPIKE_RSRV)
{
iondbBuf.receptionSpikeReserve = MIN_SPIKE_RSRV;
}
iondbBuf.contacts = sdr_list_create(ionsdr);
iondbBuf.ranges = sdr_list_create(ionsdr);
iondbBuf.maxClockError = 0;
iondbObject = sdr_malloc(ionsdr, sizeof(IonDB));
if (iondbObject == 0)
{
sdr_cancel_xn(ionsdr);
putErrmsg("No space for database.", NULL);
return -1;
}
sdr_write(ionsdr, iondbObject, (char *) &iondbBuf,
sizeof(IonDB));
sdr_catlg(ionsdr, _iondbName(), 0, iondbObject);
if (sdr_end_xn(ionsdr))
{
putErrmsg("Can't create ION database.", NULL);
return -1;
}
break;
default: /* Found DB in the SDR. */
sdr_exit_xn(ionsdr);
}
oK(_iondbObject(&iondbObject));
oK(_ionConstants());
/* Open ION shared-memory partition. */
ionwmParms.wmKey = parms->wmKey;
ionwmParms.wmSize = parms->wmSize;
ionwmParms.wmAddress = parms->wmAddress;
ionwmParms.wmName = ION_SM_NAME;
if (_ionwm(&ionwmParms) == NULL)
{
putErrmsg("ION memory configuration failed.", NULL);
return -1;
}
if (_ionvdb(&ionvdbName) == NULL)
{
putErrmsg("ION can't initialize vdb.", NULL);
return -1;
}
ionRedirectMemos();
return 0;
}
/*
* This function writes an item and its associated descriptor into the SDR,
* allocating space for each, and adding the SDR descriptor pointer to a
* given SDR list.
*
* item : The serialized item to store in the SDR.
* item_len: The size of the serialized item.
* *itemObj: The SDR pointer to the serialized item in the SDR.
* desc : The item descriptor being written to the SDR.
* desc_len: The size of the item descriptor.
* *descObj: The SDR pointer to the item's descriptor object in the SDR.
* list : The SDR list holding the item descriptor (at *descrObj).
*/
int db_persist(uint8_t *item,
uint32_t item_len,
Object *itemObj,
void *desc,
uint32_t desc_len,
Object *descObj,
Object list)
{
Sdr sdr = getIonsdr();
CHKERR(sdr_begin_xn(sdr));
/* Step 1: Allocate a descriptor object for this item in the SDR. */
if((*descObj = sdr_malloc(sdr, desc_len)) == 0)
{
sdr_cancel_xn(sdr);
AMP_DEBUG_ERR("db_persist",
"Can't allocate descriptor of size %d.",
desc_len);
return -1;
}
/* Step 2: Allocate space for the serialized rule in the SDR. */
if((*itemObj = sdr_malloc(sdr, item_len)) == 0)
{
sdr_free(sdr, *descObj);
sdr_cancel_xn(sdr);
*descObj = 0;
AMP_DEBUG_ERR("db_persist",
"Unable to allocate Item in SDR. Size %d.",
item_len);
return -1;
}
/* Step 3: Write the item to the SDR. */
sdr_write(sdr, *itemObj, (char *) item, item_len);
/* Step 4: Write the item descriptor to the SDR. */
sdr_write(sdr, *descObj, (char *) desc, desc_len);
/* Step 5: Save the descriptor in the AgentDB active rules list. */
if (sdr_list_insert_last(sdr, list, *descObj) == 0)
{
sdr_free(sdr, *itemObj);
sdr_free(sdr, *descObj);
sdr_cancel_xn(sdr);
*itemObj = 0;
*descObj = 0;
AMP_DEBUG_ERR("db_persist",
"Unable to insert item Descr. in SDR.", NULL);
return -1;
}
if(sdr_end_xn(sdr))
{
AMP_DEBUG_ERR("db_persist", "Can't create Agent database.", NULL);
return -1;
}
return 1;
}
PsmAddress rfx_insert_contact(time_t fromTime, time_t toTime,
uvast fromNode, uvast toNode, unsigned int xmitRate,
float prob)
{
Sdr sdr = getIonsdr();
PsmPartition ionwm = getIonwm();
IonVdb *vdb = getIonVdb();
IonCXref arg;
PsmAddress cxelt;
PsmAddress nextElt;
PsmAddress cxaddr;
IonCXref *cxref;
PsmAddress prevElt;
char contactIdString[128];
IonContact contact;
Object iondbObj;
IonDB iondb;
Object obj;
Object elt;
CHKZERO(fromTime);
CHKZERO(toTime > fromTime);
CHKZERO(fromNode);
CHKZERO(toNode);
CHKZERO(prob > 0.0 && prob <= 1.0);
CHKZERO(sdr_begin_xn(sdr));
/* Make sure contact doesn't overlap with any pre-existing
* contacts. */
memset((char *) &arg, 0, sizeof(IonCXref));
arg.fromNode = fromNode;
arg.toNode = toNode;
arg.fromTime = fromTime;
arg.toTime = toTime;
arg.xmitRate = xmitRate;
arg.routingObject = 0;
cxelt = sm_rbt_search(ionwm, vdb->contactIndex, rfx_order_contacts, &arg, &nextElt);
//cxelt = 0;
if (cxelt) /* Contact is in database already. */
{
cxaddr = sm_rbt_data(ionwm, cxelt);
cxref = (IonCXref *) psp(ionwm, cxaddr);
if (cxref->xmitRate == xmitRate)
{
sdr_exit_xn(sdr);
return cxaddr;
}
isprintf(contactIdString, sizeof contactIdString,
"at %lu, %llu->%llu", fromTime, fromNode, toNode);
writeMemoNote("[?] Contact data rate not revised",
contactIdString);
sdr_exit_xn(sdr);
return 0;
}
else /* Check for overlap, which is not allowed. */
{
if (nextElt)
{
prevElt = sm_rbt_prev(ionwm, nextElt);
cxref = (IonCXref *)
psp(ionwm, sm_rbt_data(ionwm, nextElt));
if (fromNode == cxref->fromNode
&& toNode == cxref->toNode
&& toTime > cxref->fromTime)
{
writeMemoNote("[?] Overlapping contact",
utoa(fromNode));
sdr_exit_xn(sdr);
return 0;
}
}
else
{
prevElt = sm_rbt_last(ionwm, vdb->contactIndex);
}
if (prevElt)
{
cxref = (IonCXref *)
psp(ionwm, sm_rbt_data(ionwm, prevElt));
if (fromNode == cxref->fromNode
&& toNode == cxref->toNode
&& fromTime < cxref->toTime)
{
writeMemoNote("[?] Overlapping contact",
utoa(fromNode));
sdr_exit_xn(sdr);
return 0;
}
}
}
/* Contact isn't already in database; okay to add. */
cxaddr = 0;
contact.fromTime = fromTime;
contact.toTime = toTime;
contact.fromNode = fromNode;
contact.toNode = toNode;
contact.xmitRate = xmitRate;
contact.prob = prob;
obj = sdr_malloc(sdr, sizeof(IonContact));
if (obj)
{
sdr_write(sdr, obj, (char *) &contact, sizeof(IonContact));
iondbObj = getIonDbObject();
sdr_read(sdr, (char *) &iondb, iondbObj, sizeof(IonDB));
elt = sdr_list_insert_last(sdr, iondb.contacts, obj);
if (elt)
{
arg.contactElt = elt;
cxaddr = insertCXref(&arg);
if (cxaddr == 0)
{
sdr_cancel_xn(sdr);
}
}
}
if (sdr_end_xn(sdr) < 0)
{
putErrmsg("Can't insert contact.", NULL);
return 0;
}
return cxaddr;
}
Object rfx_insert_range(time_t fromTime, time_t toTime, uvast fromNode,
uvast toNode, unsigned int owlt)
{
Sdr sdr = getIonsdr();
PsmPartition ionwm = getIonwm();
IonVdb *vdb = getIonVdb();
IonRXref arg1;
PsmAddress rxelt;
PsmAddress nextElt;
PsmAddress rxaddr;
IonRXref *rxref;
IonEvent arg2;
PsmAddress prevElt;
char rangeIdString[128];
IonRange range;
Object iondbObj;
IonDB iondb;
Object obj;
Object elt;
/* Note that ranges are normally assumed to be symmetrical,
* i.e., the signal propagation time from B to A is normally
* assumed to be the same as the signal propagation time
* from A to B. For this reason, normally only the A->B
* range (where A is a node number that is less than node
* number B) need be entered; when ranges are applied to
* the IonNeighbor objects in the ION database, the A->B
* range is stored as the OWLT for transmissions from A to
* B and also as the OWLT for transmissions from B to A.
*
* However, it is possible to insert asymmetric ranges, as
* would apply when the forward and return traffic between
* some pair of nodes travels by different transmission
* paths that introduce different latencies. When this is
* the case, both the A->B and B->A ranges must be entered.
* The A->B range is initially processed as a symmetric
* range as described above, but when the B->A range is
* subsequently noted it overrides the default OWLT for
* transmissions from B to A. */
CHKZERO(fromTime);
CHKZERO(toTime > fromTime);
CHKZERO(fromNode);
CHKZERO(toNode);
CHKZERO(sdr_begin_xn(sdr));
/* Make sure range doesn't overlap with any pre-existing
* ranges. */
memset((char *) &arg1, 0, sizeof(IonRXref));
arg1.fromNode = fromNode;
arg1.toNode = toNode;
arg1.fromTime = fromTime;
arg1.toTime = toTime;
arg1.owlt = owlt;
rxelt = sm_rbt_search(ionwm, vdb->rangeIndex, rfx_order_ranges,
&arg1, &nextElt);
if (rxelt) /* Range is in database already. */
{
rxaddr = sm_rbt_data(ionwm, rxelt);
rxref = (IonRXref *) psp(ionwm, rxaddr);
if (rxref->rangeElt == 0) /* Imputed. */
{
/* The existing range for the same nodes
* and time is merely an imputed range,
* which is being overridden by a non-
* canonical range assertion indicating
* an override of the normal symmetry in
* the owlt between nodes. Must delete
* that imputed range, together with the
* associated events, after which there
* is no duplication. */
sm_rbt_delete(ionwm, vdb->rangeIndex, rfx_order_ranges,
&arg1, rfx_erase_data, NULL);
arg2.ref = rxaddr;
arg2.time = rxref->fromTime;
arg2.type = IonStartImputedRange;
sm_rbt_delete(ionwm, vdb->timeline, rfx_order_events,
&arg2, rfx_erase_data, NULL);
arg2.time = rxref->toTime;
arg2.type = IonStopImputedRange;
sm_rbt_delete(ionwm, vdb->timeline, rfx_order_events,
&arg2, rfx_erase_data, NULL);
}
else /* Overriding an asserted range. */
{
/* This is an attempt to replace an
* existing asserted range with another
* asserted range, which is prohibited. */
if (rxref->owlt == owlt)
{
sdr_exit_xn(sdr);
return rxaddr; /* Idempotent. */
}
isprintf(rangeIdString, sizeof rangeIdString,
"from %lu, %llu->%llu", fromTime,
fromNode, toNode);
writeMemoNote("[?] Range OWLT not revised",
rangeIdString);
sdr_exit_xn(sdr);
return 0;
}
}
/* Check for overlap, which is not allowed. */
if (nextElt)
{
prevElt = sm_rbt_prev(ionwm, nextElt);
rxref = (IonRXref *)
psp(ionwm, sm_rbt_data(ionwm, nextElt));
if (fromNode == rxref->fromNode
&& toNode == rxref->toNode
&& toTime > rxref->fromTime)
{
writeMemoNote("[?] Overlapping range",
utoa(fromNode));
sdr_exit_xn(sdr);
return 0;
}
}
else
{
prevElt = sm_rbt_last(ionwm, vdb->rangeIndex);
}
if (prevElt)
{
rxref = (IonRXref *)
psp(ionwm, sm_rbt_data(ionwm, prevElt));
if (fromNode == rxref->fromNode
&& toNode == rxref->toNode
&& fromTime < rxref->toTime)
{
writeMemoNote("[?] Overlapping range",
utoa(fromNode));
sdr_exit_xn(sdr);
return 0;
}
}
/* Range isn't already in database; okay to add. */
rxaddr = 0;
range.fromTime = fromTime;
range.toTime = toTime;
range.fromNode = fromNode;
range.toNode = toNode;
range.owlt = owlt;
obj = sdr_malloc(sdr, sizeof(IonRange));
if (obj)
{
sdr_write(sdr, obj, (char *) &range, sizeof(IonRange));
iondbObj = getIonDbObject();
sdr_read(sdr, (char *) &iondb, iondbObj, sizeof(IonDB));
elt = sdr_list_insert_last(sdr, iondb.ranges, obj);
if (elt)
{
arg1.rangeElt = elt;
rxaddr = insertRXref(&arg1);
if (rxaddr == 0)
{
sdr_cancel_xn(sdr);
}
}
}
if (sdr_end_xn(sdr) < 0)
{
putErrmsg("Can't insert range.", NULL);
return 0;
}
return rxaddr;
}
int bpecho(int a1, int a2, int a3, int a4, int a5,
int a6, int a7, int a8, int a9, int a10)
{
char *ownEid = (char *) a1;
#else
int main(int argc, char **argv)
{
char *ownEid = (argc > 1 ? argv[1] : NULL);
#endif
/* Indication marks: "." for BpPayloadPresent (1),
"*" for BpReceptionTimedOut (2).
"!" for BpReceptionInterrupted (3). */
static char dlvmarks[] = "?.*!";
BpSAP sap;
Sdr sdr;
int running = 1;
char dataToSend[ADU_LEN] = "x";
Object bundleZco;
Object newBundle;
Object extent;
BpDelivery dlv;
char sourceEid[1024];
if (ownEid == NULL)
{
PUTS("Usage: bpecho <own endpoint ID>");
return 0;
}
if (bp_attach() < 0)
{
putErrmsg("Can't attach to BP.", NULL);
return 0;
}
if (bp_open(ownEid, &sap) < 0)
{
putErrmsg("Can't open own endpoint.", NULL);
return 0;
}
oK(_bpsap(&sap));
sdr = bp_get_sdr();
isignal(SIGINT, handleQuit);
while (1)
{
/* Wait for a bundle from the driver. */
while (running)
{
if (bp_receive(sap, &dlv, BP_BLOCKING) < 0)
{
bp_close(sap);
putErrmsg("bpecho bundle reception failed.",
NULL);
return 1;
}
putchar(dlvmarks[dlv.result]);
fflush(stdout);
if (dlv.result == BpReceptionInterrupted)
{
running = 0;
continue;
}
if (dlv.result == BpPayloadPresent)
{
istrcpy(sourceEid, dlv.bundleSourceEid,
sizeof sourceEid);
bp_release_delivery(&dlv, 1);
break; /* Out of reception loop. */
}
bp_release_delivery(&dlv, 1);
}
if (!running) /* Benchmark run terminated. */
{
break; /* Out of main loop. */
}
/* Now send acknowledgment bundle. */
sdr_begin_xn(sdr);
extent = sdr_malloc(sdr, ADU_LEN);
if (extent == 0)
{
sdr_cancel_xn(sdr);
putErrmsg("No space for ZCO extent.", NULL);
break; /* Out of main loop. */
}
sdr_write(sdr, extent, dataToSend, ADU_LEN);
bundleZco = zco_create(sdr, ZcoSdrSource, extent, 0, ADU_LEN);
if (sdr_end_xn(sdr) < 0 || bundleZco == 0)
{
putErrmsg("Can't create ZCO.", NULL);
break; /* Out of main loop. */
}
if (bp_send(sap, BP_BLOCKING, sourceEid, NULL, 300,
BP_STD_PRIORITY, NoCustodyRequested,
0, 0, NULL, bundleZco, &newBundle) < 1)
{
putErrmsg("bpecho can't send echo bundle.", NULL);
break; /* Out of main loop. */
}
}
bp_close(sap);
writeErrmsgMemos();
bp_detach();
return 0;
}
int ionInitialize(IonParms *parms, uvast ownNodeNbr)
{
char wdname[256];
Sdr ionsdr;
Object iondbObject;
IonDB iondbBuf;
vast limit;
sm_WmParms ionwmParms;
char *ionvdbName = _ionvdbName();
ZcoCallback notify = ionOfferZcoSpace;
CHKERR(parms);
CHKERR(ownNodeNbr);
#ifdef mingw
if (_winsock(0) < 0)
{
return -1;
}
#endif
if (sdr_initialize(0, NULL, SM_NO_KEY, NULL) < 0)
{
putErrmsg("Can't initialize the SDR system.", NULL);
return -1;
}
if (igetcwd(wdname, 256) == NULL)
{
putErrmsg("Can't get cwd name.", NULL);
return -1;
}
if (checkNodeListParms(parms, wdname, ownNodeNbr) < 0)
{
putErrmsg("Failed checking node list parms.", NULL);
return -1;
}
if (sdr_load_profile(parms->sdrName, parms->configFlags,
parms->heapWords, parms->heapKey, parms->pathName,
"ionrestart") < 0)
{
putErrmsg("Unable to load SDR profile for ION.", NULL);
return -1;
}
ionsdr = sdr_start_using(parms->sdrName);
if (ionsdr == NULL)
{
putErrmsg("Can't start using SDR for ION.", NULL);
return -1;
}
ionsdr = _ionsdr(&ionsdr);
/* Recover the ION database, creating it if necessary. */
CHKERR(sdr_begin_xn(ionsdr));
iondbObject = sdr_find(ionsdr, _iondbName(), NULL);
switch (iondbObject)
{
case -1: /* SDR error. */
sdr_cancel_xn(ionsdr);
putErrmsg("Can't seek ION database in SDR.", NULL);
return -1;
case 0: /* Not found; must create new DB. */
if (ownNodeNbr == 0)
{
sdr_cancel_xn(ionsdr);
putErrmsg("Must supply non-zero node number.", NULL);
return -1;
}
memset((char *) &iondbBuf, 0, sizeof(IonDB));
memcpy(iondbBuf.workingDirectoryName, wdname, 256);
iondbBuf.ownNodeNbr = ownNodeNbr;
iondbBuf.productionRate = -1; /* Unknown. */
iondbBuf.consumptionRate = -1; /* Unknown. */
limit = (sdr_heap_size(ionsdr) / 100) * (100 - ION_SEQUESTERED);
zco_set_max_heap_occupancy(ionsdr, limit);
iondbBuf.occupancyCeiling = zco_get_max_file_occupancy(ionsdr);
iondbBuf.occupancyCeiling += limit;
iondbBuf.contacts = sdr_list_create(ionsdr);
iondbBuf.ranges = sdr_list_create(ionsdr);
iondbBuf.maxClockError = 0;
iondbBuf.clockIsSynchronized = 1;
memcpy(&iondbBuf.parmcopy, parms, sizeof(IonParms));
iondbObject = sdr_malloc(ionsdr, sizeof(IonDB));
if (iondbObject == 0)
{
sdr_cancel_xn(ionsdr);
putErrmsg("No space for database.", NULL);
return -1;
}
sdr_write(ionsdr, iondbObject, (char *) &iondbBuf,
sizeof(IonDB));
sdr_catlg(ionsdr, _iondbName(), 0, iondbObject);
if (sdr_end_xn(ionsdr))
{
putErrmsg("Can't create ION database.", NULL);
return -1;
}
break;
default: /* Found DB in the SDR. */
sdr_exit_xn(ionsdr);
}
oK(_iondbObject(&iondbObject));
oK(_ionConstants());
/* Open ION shared-memory partition. */
ionwmParms.wmKey = parms->wmKey;
ionwmParms.wmSize = parms->wmSize;
ionwmParms.wmAddress = parms->wmAddress;
ionwmParms.wmName = ION_SM_NAME;
if (_ionwm(&ionwmParms) == NULL)
{
putErrmsg("ION memory configuration failed.", NULL);
return -1;
}
if (_ionvdb(&ionvdbName) == NULL)
{
putErrmsg("ION can't initialize vdb.", NULL);
return -1;
}
zco_register_callback(notify);
ionRedirectMemos();
#ifdef mingw
DWORD threadId;
HANDLE thread = CreateThread(NULL, 0, waitForSigterm, NULL, 0,
&threadId);
if (thread == NULL)
{
putErrmsg("Can't create sigterm thread.", utoa(GetLastError()));
}
else
{
CloseHandle(thread);
}
#endif
return 0;
}
