* Sebastian Hammer, Adam Dickmeiss
*
* $Log: seshigh.c,v $
- * Revision 1.16 1995-03-31 09:18:55 quinn
+ * Revision 1.17 1995-04-10 10:23:36 quinn
+ * Some work to add scan and other things.
+ *
+ * Revision 1.16 1995/03/31 09:18:55 quinn
* Added logging.
*
* Revision 1.15 1995/03/30 14:03:23 quinn
*/
#include <stdlib.h>
+#include <stdio.h>
+#include <unistd.h>
#include <assert.h>
#include <comstack.h>
#include <session.h>
#include <proto.h>
#include <oid.h>
-#include <iso2709.h>
#include <log.h>
#include <backend.h>
static int process_initRequest(IOCHAN client, Z_InitRequest *req);
static int process_searchRequest(IOCHAN client, Z_SearchRequest *req);
static int process_presentRequest(IOCHAN client, Z_PresentRequest *req);
+static int process_scanRequest(IOCHAN client, Z_ScanRequest *req);
+
+extern int dynamic;
+extern char *apdufile;
+
+static FILE *apduf = 0; /* for use in static mode */
association *create_association(IOCHAN channel, COMSTACK link)
{
if (!(new->decode = odr_createmem(ODR_DECODE)) ||
!(new->encode = odr_createmem(ODR_ENCODE)))
return 0;
+ if (apdufile)
+ {
+ char filename[256];
+ FILE *f;
+
+ if (!(new->print = odr_createmem(ODR_PRINT)))
+ return 0;
+ if (*apdufile)
+ {
+ strcpy(filename, apdufile);
+ if (!dynamic)
+ {
+ if (!apduf)
+ {
+ if (!(apduf = fopen(filename, "w")))
+ {
+ logf(LOG_WARN|LOG_ERRNO, "%s", filename);
+ return 0;
+ }
+ setvbuf(apduf, 0, _IONBF, 0);
+ }
+ f = apduf;
+ }
+ else
+ {
+ sprintf(filename + strlen(filename), ".%d", getpid());
+ if (!(f = fopen(filename, "w")))
+ {
+ logf(LOG_WARN|LOG_ERRNO, "%s", filename);
+ return 0;
+ }
+ setvbuf(f, 0, _IONBF, 0);
+ }
+ odr_setprint(new->print, f);
+ }
+ }
+ else
+ new->print = 0;
if (!(new->encode_buffer = malloc(ENCODE_BUFFER_SIZE)))
return 0;
odr_setbuf(new->encode, new->encode_buffer, ENCODE_BUFFER_SIZE);
{
odr_destroy(h->decode);
odr_destroy(h->encode);
+ if (h->print)
+ odr_destroy(h->print);
free(h->encode_buffer);
if (h->input_buffer)
free(h->input_buffer);
odr_errlist[odr_geterror(assoc->decode)]);
return -1;
}
+ if (assoc->print && !z_APDU(assoc->print, &apdu, 0))
+ {
+ logf(LOG_WARN, "ODR print error: %s",
+ odr_errlist[odr_geterror(assoc->print)]);
+ return -1;
+ }
switch (apdu->which)
{
case Z_APDU_initRequest:
res = process_searchRequest(chan, apdu->u.searchRequest); break;
case Z_APDU_presentRequest:
res = process_presentRequest(chan, apdu->u.presentRequest); break;
+ case Z_APDU_scanRequest:
+ res = process_scanRequest(chan, apdu->u.scanRequest); break;
default:
logf(LOG_WARN, "Bad APDU");
return -1;
resp.result = &result;
resp.implementationId = "YAZ";
resp.implementationName = "Index Data/YAZ Generic Frontend Server";
- resp.implementationVersion = "$Revision: 1.16 $";
+ resp.implementationVersion = "$Revision: 1.17 $";
resp.userInformationField = 0;
if (!z_APDU(assoc->encode, &apdup, 0))
{
return &rec;
}
+static Z_DiagRecs *diagrecs(oid_proto proto, int error, char *addinfo)
+{
+ static Z_DiagRecs recs;
+ static Z_DiagRec *recp[1], rec;
+ static int err;
+ oident bib1;
+
+ logf(LOG_DEBUG, "DiagRecs: %d -- %s", error, addinfo);
+ bib1.proto = proto;
+ bib1.class = CLASS_DIAGSET;
+ bib1.value = VAL_BIB1;
+
+ err = error;
+ recs.num_diagRecs = 1;
+ recs.diagRecs = recp;
+ recp[0] = &rec;
+ rec.diagnosticSetId = oid_getoidbyent(&bib1);
+ rec.condition = &err;
+ rec.addinfo = addinfo ? addinfo : "";
+ return &recs;
+}
+
#define MAX_RECORDS 256
static Z_Records *pack_records(association *a, char *setname, int start,
*pres = Z_PRES_FAILURE;
return diagrec(a->proto, fres->errcode, fres->errstring);
}
- logf(LOG_DEBUG, " Got record, len=%d, total=%d",
+ logf(LOG_DEBUG, " fetched record, len=%d, total=%d",
fres->len, total_length);
if (fres->len + total_length > a->preferredMessageSize)
{
else if (bsrt->hits < *req->largeSetLowerBound)
{
toget = *req->mediumSetPresentNumber;
+ if (toget > bsrt->hits)
+ toget = bsrt->hits;
setnames = req->mediumSetElementSetNames;
}
else
iochan_setflags(client, EVENT_OUTPUT | EVENT_EXCEPT);
return 0;
}
+
+static int process_scanRequest(IOCHAN client, Z_ScanRequest *req)
+{
+ association *assoc = iochan_getdata(client);
+ Z_APDU apdu, *apdup;
+ Z_ScanResponse res;
+ bend_scanrequest srq;
+ bend_scanresult *srs;
+ int scanStatus = Z_Scan_failure;
+ int numberOfEntriesReturned = 0;
+ oident *attent;
+ Z_ListEntries ents;
+#define SCAN_MAX_ENTRIES 200
+ Z_Entry *tab[SCAN_MAX_ENTRIES];
+
+ apdup = &apdu;
+ apdu.which = Z_APDU_scanResponse;
+ apdu.u.scanResponse = &res;
+ res.referenceId = req->referenceId;
+ res.stepSize = 0;
+ res.scanStatus = &scanStatus;
+ res.numberOfEntriesReturned = &numberOfEntriesReturned;
+ res.positionOfTerm = 0;
+ res.entries = &ents;
+ ents.which = Z_ListEntries_nonSurrogateDiagnostics;
+ res.attributeSet = 0;
+
+ if (req->attributeSet && (!(attent = oid_getentbyoid(req->attributeSet)) ||
+ attent->class != CLASS_ATTSET || attent->value != VAL_BIB1))
+ ents.u.nonSurrogateDiagnostics = diagrecs(assoc->proto, 121, 0);
+ else if (req->stepSize && *req->stepSize > 0)
+ ents.u.nonSurrogateDiagnostics = diagrecs(assoc->proto, 205, 0);
+ else
+ {
+ srq.num_bases = req->num_databaseNames;
+ srq.basenames = req->databaseNames;
+ srq.num_entries = *req->numberOfTermsRequested;
+ srq.term = req->termListAndStartPoint;
+ srq.term_position = req->preferredPositionInResponse ?
+ *req->preferredPositionInResponse : 1;
+ if (!(srs = bend_scan(assoc->backend, &srq, 0)))
+ ents.u.nonSurrogateDiagnostics = diagrecs(assoc->proto, 2, 0);
+ else if (srs->errcode)
+ ents.u.nonSurrogateDiagnostics = diagrecs(assoc->proto,
+ srs->errcode, srs->errstring);
+ else
+ {
+ int i;
+ static Z_Entries list;
+
+ if (srs->status == BEND_SCAN_PARTIAL)
+ scanStatus = Z_Scan_partial_5;
+ else
+ scanStatus = 1; /* Z_Scan_success; */ /* assumption for now */
+ ents.which = Z_ListEntries_entries;
+ ents.u.entries = &list;
+ list.entries = tab;
+ for (i = 0; i < srs->num_entries; i++)
+ {
+ Z_Entry *e;
+ Z_TermInfo *t;
+ Odr_oct *o;
+
+ if (i >= SCAN_MAX_ENTRIES)
+ {
+ scanStatus = Z_Scan_partial_4;
+ break;
+ }
+ list.entries[i] = e = odr_malloc(assoc->encode, sizeof(*e));
+ e->which = Z_Entry_termInfo;
+ e->u.termInfo = t = odr_malloc(assoc->encode, sizeof(*t));
+ t->suggestedAttributes = 0;
+ t->alternativeTerm = 0;
+ t->byAttributes = 0;
+ t->globalOccurrences = &srs->entries[i].occurrences;
+ t->term = odr_malloc(assoc->encode, sizeof(*t->term));
+ t->term->which = Z_Term_general;
+ t->term->u.general = o = odr_malloc(assoc->encode,
+ sizeof(Odr_oct));
+ o->buf = odr_malloc(assoc->encode, o->len = o->size =
+ strlen(srs->entries[i].term));
+ memcpy(o->buf, srs->entries[i].term, o->len);
+ }
+ list.num_entries = i;
+ res.numberOfEntriesReturned = &list.num_entries;
+ res.positionOfTerm = &srs->term_position;
+ }
+ }
+ if (!z_APDU(assoc->encode, &apdup, 0))
+ {
+ logf(LOG_FATAL, "ODR error encoding initres: %s",
+ odr_errlist[odr_geterror(assoc->encode)]);
+ return -1;
+ }
+ odr_getbuf(assoc->encode, &assoc->encoded_len);
+ odr_reset(assoc->encode);
+ iochan_setflags(client, EVENT_OUTPUT | EVENT_EXCEPT);
+ return 0;
+}