* Copyright (c) 1995-2003, Index Data
* See the file LICENSE for details.
*
- * $Id: seshigh.c,v 1.149 2003-03-18 13:34:36 adam Exp $
+ * $Id: seshigh.c,v 1.161 2003-09-09 16:03:46 mike Exp $
*/
/*
static int process_gdu_response(association *assoc, request *req, Z_GDU *res);
static int process_z_response(association *assoc, request *req, Z_APDU *res);
static Z_APDU *process_initRequest(association *assoc, request *reqb);
+static Z_External *init_diagnostics(ODR odr, int errcode, char *errstring);
static Z_APDU *process_searchRequest(association *assoc, request *reqb,
int *fd);
static Z_APDU *response_searchRequest(association *assoc, request *reqb,
odr_setbuf(assoc->decode, assoc->input_buffer, res, 0);
if (!z_GDU(assoc->decode, &req->gdu_request, 0, 0))
{
- yaz_log(LOG_LOG, "ODR error on incoming PDU: %s [near byte %d] ",
+ yaz_log(LOG_LOG, "ODR error on incoming PDU: %s [element %s] "
+ "[near byte %d] ",
odr_errmsg(odr_geterror(assoc->decode)),
+ odr_getelement(assoc->decode),
odr_offset(assoc->decode));
if (assoc->decode->error != OHTTP)
{
assoc->init->bend_scan = NULL;
assoc->init->bend_segment = NULL;
assoc->init->bend_fetch = NULL;
+ assoc->init->bend_explain = NULL;
+
assoc->init->charneg_request = NULL;
assoc->init->charneg_response = NULL;
+
assoc->init->decode = assoc->decode;
assoc->init->peer_name =
odr_strdup (assoc->encode, cs_addrstr(assoc->client_link));
rr.errcode = 0;
rr.errstring = 0;
rr.surrogate_flag = 0;
+ rr.schema = srw_req->recordSchema;
if (!assoc->init->bend_fetch)
return 1;
record->recordData_buf = rr.record;
record->recordData_len = rr.len;
record->recordPosition = odr_intdup(o, pos);
- record->recordSchema = 0;
- if (srw_req->recordSchema)
- record->recordSchema = odr_strdup(o, srw_req->recordSchema);
+ if (rr.schema)
+ record->recordSchema = odr_strdup(o, rr.schema);
+ else
+ record->recordSchema = 0;
}
return rr.errcode;
}
yaz_diag_bib1_to_srw (rr.errcode));
srw_res->diagnostics[0].details = rr.errstring;
yaz_log(LOG_DEBUG, "srw_bend_search returned SRW error %d",
- srw_res->diagnostics[0].code);
+ *srw_res->diagnostics[0].code);
}
else
{
+ int number = srw_req->maximumRecords ? *srw_req->maximumRecords : 0;
+ int start = srw_req->startRecord ? *srw_req->startRecord : 1;
+
+ yaz_log(LOG_LOG, "Request to pack %d+%d out of %d",
+ start, number, rr.hits);
+
srw_res->numberOfRecords = odr_intdup(assoc->encode, rr.hits);
- if (srw_req->maximumRecords && *srw_req->maximumRecords > 0)
+ if (number > 0)
{
- int number = *srw_req->maximumRecords;
- int start = 1;
int i;
- if (srw_req->startRecord)
- start = *srw_req->startRecord;
-
- yaz_log(LOG_DEBUG, "srw_bend_search. start=%d max=%d",
- start, *srw_req->maximumRecords);
-
- if (start <= rr.hits)
+ if (start > rr.hits)
+ {
+ yaz_log(LOG_LOG, "Request out or range");
+ }
+ else
{
int j = 0;
+ int packing = Z_SRW_recordPacking_string;
if (start + number > rr.hits)
number = rr.hits - start + 1;
+ if (srw_req->recordPacking &&
+ !strcmp(srw_req->recordPacking, "xml"))
+ packing = Z_SRW_recordPacking_XML;
srw_res->records = (Z_SRW_record *)
odr_malloc(assoc->encode,
number * sizeof(*srw_res->records));
for (i = 0; i<number; i++)
{
int errcode;
+
+ srw_res->records[j].recordPacking = packing;
srw_res->records[j].recordData_buf = 0;
yaz_log(LOG_DEBUG, "srw_bend_fetch %d", i+start);
errcode = srw_bend_fetch(assoc, i+start, srw_req,
}
}
+
+static void srw_bend_explain(association *assoc, request *req,
+ Z_SRW_explainRequest *srw_req,
+ Z_SRW_explainResponse *srw_res)
+{
+ yaz_log(LOG_LOG, "Got SRW ExplainRequest");
+ if (!assoc->init)
+ {
+ yaz_log(LOG_DEBUG, "srw_bend_init");
+ if (!srw_bend_init(assoc))
+ return;
+ }
+ if (assoc->init && assoc->init->bend_explain)
+ {
+ bend_explain_rr rr;
+
+ rr.stream = assoc->encode;
+ rr.decode = assoc->decode;
+ rr.print = assoc->print;
+ rr.explain_buf = 0;
+ (*assoc->init->bend_explain)(assoc->backend, &rr);
+ if (rr.explain_buf)
+ {
+ srw_res->explainData_buf = rr.explain_buf;
+ srw_res->explainData_len = strlen(rr.explain_buf);
+ }
+ }
+}
+
static int hex_digit (int ch)
{
if (ch >= '0' && ch <= '9')
const char *p1 = strchr(path, '=');
if (!p1)
break;
- if (p1 - path == nlen && !memcmp(path, name, nlen))
+ if ((size_t)(p1 - path) == nlen && !memcmp(path, name, nlen))
{
size_t i = 0;
char *ret;
if (!strcmp(hreq->method, "GET"))
{
- char *charset = 0;
- int ret = -1;
- Z_SOAP *soap_package = 0;
char *db = "Default";
const char *p0 = hreq->path, *p1;
- static Z_SOAP_Handler soap_handlers[2] = {
#if HAVE_XML2
+ int ret = -1;
+ char *charset = 0;
+ Z_SOAP *soap_package = 0;
+ static Z_SOAP_Handler soap_handlers[2] = {
{"http://www.loc.gov/zing/srw/v1.0/", 0,
(Z_SOAP_fun) yaz_srw_codec},
-#endif
{0, 0, 0}
};
+#endif
if (*p0 == '/')
p0++;
memcpy (db, p0, p1 - p0);
db[p1 - p0] = '\0';
}
-
+#if HAVE_XML2
if (p1 && *p1 == '?' && p1[1])
{
Z_SRW_PDU *res = yaz_srw_get(o, Z_SRW_searchRetrieve_response);
sr->u.request->sort.sortKeys = sortKeys;
}
sr->u.request->recordSchema = uri_val(p1, "recordSchema", o);
+ sr->u.request->recordPacking = uri_val(p1, "recordPacking", o);
+ if (!sr->u.request->recordPacking)
+ sr->u.request->recordPacking = "xml";
uri_val_int(p1, "maximumRecords", o,
&sr->u.request->maximumRecords);
uri_val_int(p1, "startRecord", o,
if (sr->u.request->startRecord)
yaz_log(LOG_LOG, "startRecord=%d", *sr->u.request->startRecord);
sr->u.request->database = db;
- srw_bend_search(assoc, req, sr->u.request,
- res->u.response);
+ srw_bend_search(assoc, req, sr->u.request, res->u.response);
soap_package = odr_malloc(o, sizeof(*soap_package));
soap_package->which = Z_SOAP_generic;
}
}
+ else
+ {
+ Z_SRW_PDU *res = yaz_srw_get(o, Z_SRW_explain_response);
+ Z_SRW_PDU *sr = yaz_srw_get(o, Z_SRW_explain_request);
+
+ srw_bend_explain(assoc, req, sr->u.explain_request,
+ res->u.explain_response);
+
+ if (res->u.explain_response->explainData_buf)
+ {
+ soap_package = odr_malloc(o, sizeof(*soap_package));
+ soap_package->which = Z_SOAP_generic;
+
+ soap_package->u.generic =
+ odr_malloc(o, sizeof(*soap_package->u.generic));
+
+ soap_package->u.generic->p = res;
+ soap_package->u.generic->ns = soap_handlers[0].ns;
+ soap_package->u.generic->no = 0;
+
+ soap_package->ns = "SRU";
+
+ p = z_get_HTTP_Response(o, 200);
+ hres = p->u.HTTP_Response;
+
+ ret = z_soap_codec_enc(assoc->encode, &soap_package,
+ &hres->content_buf, &hres->content_len,
+ soap_handlers, charset);
+ if (!charset)
+ z_HTTP_header_add(o, &hres->headers, "Content-Type", "text/xml");
+ else
+ {
+ char ctype[60];
+ strcpy(ctype, "text/xml; charset=");
+ strcat(ctype, charset);
+ z_HTTP_header_add(o, &hres->headers, "Content-Type",
+ ctype);
+ }
+ }
+ }
+#endif
#ifdef DOCDIR
if (strlen(hreq->path) >= 5 && strlen(hreq->path) < 80 &&
!memcmp(hreq->path, "/doc/", 5))
}
}
#endif
+
+#if 0
if (!strcmp(hreq->path, "/"))
{
#ifdef DOCDIR
hres->content_len = strlen(hres->content_buf);
z_HTTP_header_add(o, &hres->headers, "Content-Type", "text/html");
}
+#endif
+
if (!p)
{
p = z_get_HTTP_Response(o, 404);
{
const char *content_type = z_HTTP_header_lookup(hreq->headers,
"Content-Type");
- const char *soap_action = z_HTTP_header_lookup(hreq->headers,
- "SOAPAction");
- if (content_type && soap_action &&
- !yaz_strcmp_del("text/xml", content_type, "; "))
+ if (content_type && !yaz_strcmp_del("text/xml", content_type, "; "))
{
Z_SOAP *soap_package = 0;
int ret = -1;
static Z_SOAP_Handler soap_handlers[2] = {
#if HAVE_XML2
{"http://www.loc.gov/zing/srw/v1.0/", 0,
- (Z_SOAP_fun) yaz_srw_codec},
+ (Z_SOAP_fun) yaz_srw_codec},
#endif
{0, 0, 0}
};
ret = z_soap_codec(assoc->decode, &soap_package,
&hreq->content_buf, &hreq->content_len,
soap_handlers);
-
#if HAVE_XML2
if (!ret && soap_package->which == Z_SOAP_generic &&
soap_package->u.generic->no == 0)
soap_package->u.generic->p = res;
http_code = 200;
}
+ else if (sr->which == Z_SRW_explain_request)
+ {
+ Z_SRW_PDU *res =
+ yaz_srw_get(assoc->encode, Z_SRW_explain_response);
+
+ srw_bend_explain(assoc, req, sr->u.explain_request,
+ res->u.explain_response);
+ if (!res->u.explain_response->explainData_buf)
+ {
+ z_soap_error(assoc->encode, soap_package,
+ "SOAP-ENV:Client", "Explain Not Supported", 0);
+ }
+ else
+ {
+ soap_package->u.generic->p = res;
+ http_code = 200;
+ }
+ }
+ else
+ {
+ z_soap_error(assoc->encode, soap_package,
+ "SOAP-ENV:Client", "Bad method", 0);
+ }
}
#endif
p = z_get_HTTP_Response(o, 200);
}
if (!z_GDU(assoc->encode, &res, 0, 0))
{
- yaz_log(LOG_WARN, "ODR error when encoding response: %s",
- odr_errmsg(odr_geterror(assoc->decode)));
+ yaz_log(LOG_WARN, "ODR error when decoding PDU: %s [element %s]",
+ odr_errmsg(odr_geterror(assoc->decode)),
+ odr_getelement(assoc->decode));
return -1;
}
req->response = odr_getbuf(assoc->encode, &req->len_response,
yaz_log(LOG_LOG, "Connection rejected by backend.");
*resp->result = 0;
assoc->state = ASSOC_DEAD;
+ resp->userInformationField = init_diagnostics(assoc->encode,
+ binitres->errcode,
+ binitres->errstring);
}
else
assoc->state = ASSOC_UP;
}
/*
- * These functions should be merged.
+ * Diagnostic in default format, to be returned as either a surrogate
+ * or non-surrogate diagnostic in the context of an open session, or
+ * as User-information when an Init is refused.
*/
-
-static void set_addinfo (Z_DefaultDiagFormat *dr, char *addinfo, ODR odr)
+static Z_DefaultDiagFormat *justdiag(ODR odr, int error, char *addinfo)
{
+ int *err = odr_intdup(odr, error);
+ Z_DefaultDiagFormat *dr = (Z_DefaultDiagFormat *)
+ odr_malloc (odr, sizeof(*dr));
+
+ yaz_log(LOG_LOG, "[%d] %s%s%s", error, diagbib1_str(error),
+ addinfo ? " -- " : "", addinfo ? addinfo : "");
+
+ dr->diagnosticSetId =
+ yaz_oidval_to_z3950oid (odr, CLASS_DIAGSET, VAL_BIB1);
+ dr->condition = err;
dr->which = Z_DefaultDiagFormat_v2Addinfo;
dr->u.v2Addinfo = odr_strdup (odr, addinfo ? addinfo : "");
+ return dr;
+}
+
+/*
+ * Set the specified `errcode' and `errstring' into a UserInfo-1
+ * external to be returned to the client in accordance with Z35.90
+ * Implementor Agreement 5 (Returning diagnostics in an InitResponse):
+ * http://lcweb.loc.gov/z3950/agency/agree/initdiag.html
+ */
+static Z_External *init_diagnostics(ODR odr, int error, char *addinfo)
+{
+ Z_External *x, *x2;
+ oident oid;
+ Z_OtherInformation *u;
+ Z_OtherInformationUnit *l;
+ Z_DiagnosticFormat *d;
+ Z_DiagnosticFormat_s *e;
+
+ x = (Z_External*) odr_malloc(odr, sizeof *x);
+ x->descriptor = 0;
+ x->indirect_reference = 0;
+ oid.proto = PROTO_Z3950;
+ oid.oclass = CLASS_USERINFO;
+ oid.value = VAL_USERINFO1;
+ x->direct_reference = odr_oiddup(odr, oid_getoidbyent(&oid));
+ x->which = Z_External_userInfo1;
+
+ u = odr_malloc(odr, sizeof *u);
+ x->u.userInfo1 = u;
+ u->num_elements = 1;
+ u->list = (Z_OtherInformationUnit**) odr_malloc(odr, sizeof *u->list);
+ u->list[0] = (Z_OtherInformationUnit*) odr_malloc(odr, sizeof *u->list[0]);
+ l = u->list[0];
+ l->category = 0;
+ l->which = Z_OtherInfo_externallyDefinedInfo;
+
+ x2 = (Z_External*) odr_malloc(odr, sizeof *x);
+ l->information.externallyDefinedInfo = x2;
+ x2->descriptor = 0;
+ x2->indirect_reference = 0;
+ oid.oclass = CLASS_DIAGSET;
+ oid.value = VAL_DIAG1;
+ x2->direct_reference = odr_oiddup(odr, oid_getoidbyent(&oid));
+ x2->which = Z_External_diag1;
+
+ d = (Z_DiagnosticFormat*) odr_malloc(odr, sizeof *d);
+ x2->u.diag1 = d;
+ d->num = 1;
+ d->elements = (Z_DiagnosticFormat_s**) odr_malloc (odr, sizeof *d->elements);
+ d->elements[0] = (Z_DiagnosticFormat_s*) odr_malloc (odr, sizeof *d->elements[0]);
+ e = d->elements[0];
+
+ e->which = Z_DiagnosticFormat_s_defaultDiagRec;
+ e->u.defaultDiagRec = justdiag(odr, error, addinfo);
+ return x;
}
/*
{
Z_Records *rec = (Z_Records *)
odr_malloc (assoc->encode, sizeof(*rec));
- int *err = odr_intdup(assoc->encode, error);
- Z_DiagRec *drec = (Z_DiagRec *)
- odr_malloc (assoc->encode, sizeof(*drec));
- Z_DefaultDiagFormat *dr = (Z_DefaultDiagFormat *)
- odr_malloc (assoc->encode, sizeof(*dr));
-
- yaz_log(LOG_LOG, "[%d] %s %s%s", error, diagbib1_str(error),
- addinfo ? " -- " : "", addinfo ? addinfo : "");
rec->which = Z_Records_NSD;
- rec->u.nonSurrogateDiagnostic = dr;
- dr->diagnosticSetId =
- yaz_oidval_to_z3950oid (assoc->encode, CLASS_DIAGSET, VAL_BIB1);
- dr->condition = err;
- set_addinfo (dr, addinfo, assoc->encode);
+ rec->u.nonSurrogateDiagnostic = justdiag(assoc->encode, error, addinfo);
return rec;
}
{
Z_NamePlusRecord *rec = (Z_NamePlusRecord *)
odr_malloc (assoc->encode, sizeof(*rec));
- int *err = odr_intdup(assoc->encode, error);
Z_DiagRec *drec = (Z_DiagRec *)odr_malloc (assoc->encode, sizeof(*drec));
- Z_DefaultDiagFormat *dr = (Z_DefaultDiagFormat *)
- odr_malloc (assoc->encode, sizeof(*dr));
yaz_log(LOG_DEBUG, "SurrogateDiagnotic: %d -- %s", error, addinfo);
rec->databaseName = dbname;
rec->which = Z_NamePlusRecord_surrogateDiagnostic;
rec->u.surrogateDiagnostic = drec;
drec->which = Z_DiagRec_defaultFormat;
- drec->u.defaultFormat = dr;
- dr->diagnosticSetId =
- yaz_oidval_to_z3950oid (assoc->encode, CLASS_DIAGSET, VAL_BIB1);
- dr->condition = err;
- set_addinfo (dr, addinfo, assoc->encode);
+ drec->u.defaultFormat = justdiag(assoc->encode, error, addinfo);
return rec;
}
freq.output_format_raw = 0;
freq.stream = a->encode;
freq.print = a->print;
- freq.surrogate_flag = 0;
freq.referenceId = referenceId;
+ freq.schema = 0;
(*a->init->bend_fetch)(a->backend, &freq);
/* backend should be able to signal whether error is system-wide
or only pertaining to current record */
oident *attset;
bend_scan_rr *bsrr = (bend_scan_rr *)
odr_malloc (assoc->encode, sizeof(*bsrr));
+ struct scan_entry *save_entries;
yaz_log(LOG_LOG, "Got ScanRequest");
bsrr->stream = assoc->encode;
bsrr->print = assoc->print;
bsrr->step_size = res->stepSize;
+ bsrr->entries = 0;
+ /* Note that version 2.0 of YAZ and older did not set entries ..
+ We do now. And when we do it's easier to extend the scan entry
+ We know that if the scan handler did set entries, it will
+ not know of new member display_term.
+ */
+ if (bsrr->num_entries > 0)
+ {
+ int i;
+ bsrr->entries = odr_malloc(assoc->decode, sizeof(*bsrr->entries) *
+ bsrr->num_entries);
+ for (i = 0; i<bsrr->num_entries; i++)
+ {
+ bsrr->entries[i].term = 0;
+ bsrr->entries[i].occurrences = 0;
+ bsrr->entries[i].errcode = 0;
+ bsrr->entries[i].errstring = 0;
+ bsrr->entries[i].display_term = 0;
+ }
+ }
+ save_entries = bsrr->entries; /* save it so we can compare later */
+
if (req->attributeSet &&
(attset = oid_getentbyoid(req->attributeSet)) &&
(attset->oclass == CLASS_ATTSET || attset->oclass == CLASS_GENERAL))
odr_malloc(assoc->encode, sizeof(*t));
t->suggestedAttributes = 0;
t->displayTerm = 0;
+ if (save_entries == bsrr->entries &&
+ bsrr->entries[i].display_term)
+ {
+ /* the entries was NOT set by the handler. So it's
+ safe to test for new member display_term. It is
+ NULL'ed by us.
+ */
+ t->displayTerm = odr_strdup(assoc->encode,
+ bsrr->entries[i].display_term);
+ }
t->alternativeTerm = 0;
t->byAttributes = 0;
t->otherTermInfo = 0;
res->num_diagnostics = 0;
res->diagnostics = 0;
}
+ res->resultCount = 0;
res->otherInfo = 0;
apdu->which = Z_APDU_sortResponse;