2 * $Id: SimpleServer.xs,v 1.45 2006-06-02 10:06:11 sondberg Exp $
3 * ----------------------------------------------------------------------
5 * Copyright (c) 2000-2004, Index Data.
7 * Permission to use, copy, modify, distribute, and sell this software and
8 * its documentation, in whole or in part, for any purpose, is hereby granted,
11 * 1. This copyright and permission notice appear in all copies of the
12 * software and its documentation. Notices of copyright or attribution
13 * which appear at the beginning of any file must remain unchanged.
15 * 2. The name of Index Data or the individual authors may not be used to
16 * endorse or promote products derived from this software without specific
17 * prior written permission.
19 * THIS SOFTWARE IS PROVIDED "AS IS" AND WITHOUT WARRANTY OF ANY KIND,
20 * EXPRESS, IMPLIED, OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
21 * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
22 * IN NO EVENT SHALL INDEX DATA BE LIABLE FOR ANY SPECIAL, INCIDENTAL,
23 * INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND, OR ANY DAMAGES
24 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER OR
25 * NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
26 * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
35 #include <yaz/backend.h>
37 #include <yaz/wrbuf.h>
45 #define GRS_MAX_FIELDS 500
49 #ifndef sv_undef /* To fix the problem with Perl 5.6.0 */
50 #define sv_undef PL_sv_undef
53 NMEM_MUTEX simpleserver_mutex;
68 int stop_flag; /* is used to stop server prematurely .. */
71 #define ENABLE_STOP_SERVER 0
76 SV *search_ref = NULL;
78 SV *present_ref = NULL;
79 SV *esrequest_ref = NULL;
80 SV *delete_ref = NULL;
82 PerlInterpreter *root_perl_context;
85 #define GRS_BUF_SIZE 512
87 CV * simpleserver_sv2cv(SV *handler) {
93 buf = SvPV( handler, len);
94 if ( !( ret = perl_get_cv(buf, FALSE ) ) ) {
95 fprintf( stderr, "simpleserver_sv2cv: No such handler '%s'\n\n", buf );
101 return (CV *) handler;
105 /* debugging routine to check for destruction of Perl interpreters */
107 void tst_clones(void)
110 PerlInterpreter *parent = PERL_GET_CONTEXT;
111 for (i = 0; i<5000; i++)
113 PerlInterpreter *perl_interp;
115 PERL_SET_CONTEXT(parent);
116 PL_perl_destruct_level = 2;
117 perl_interp = perl_clone(parent, CLONEf_CLONE_HOST);
118 PL_perl_destruct_level = 2;
119 PERL_SET_CONTEXT(perl_interp);
120 perl_destruct(perl_interp);
121 perl_free(perl_interp);
127 int simpleserver_clone(void) {
129 nmem_mutex_enter(simpleserver_mutex);
132 PerlInterpreter *current = PERL_GET_CONTEXT;
134 /* if current is unset, then we're in a new thread with
135 * no Perl interpreter for it. So we must create one .
136 * This will only happen when threaded is used..
139 PerlInterpreter *perl_interp;
140 PERL_SET_CONTEXT( root_perl_context );
141 perl_interp = perl_clone(root_perl_context, CLONEf_CLONE_HOST);
142 PERL_SET_CONTEXT( perl_interp );
145 nmem_mutex_leave(simpleserver_mutex);
151 void simpleserver_free(void) {
152 nmem_mutex_enter(simpleserver_mutex);
155 PerlInterpreter *current_interp = PERL_GET_CONTEXT;
157 /* If current Perl Interp is different from root interp, then
158 * we're in threaded mode and we must destroy..
160 if (current_interp != root_perl_context) {
161 PL_perl_destruct_level = 2;
162 PERL_SET_CONTEXT(current_interp);
163 perl_destruct(current_interp);
164 perl_free(current_interp);
167 nmem_mutex_leave(simpleserver_mutex);
171 Z_GenericRecord *read_grs1(char *str, ODR o)
174 char line[GRS_BUF_SIZE+1], *buf, *ptr, *original;
175 char value[GRS_BUF_SIZE+1];
176 Z_GenericRecord *r = 0;
179 r = (Z_GenericRecord *)odr_malloc(o, sizeof(*r));
180 r->elements = (Z_TaggedElement **) odr_malloc(o, sizeof(Z_TaggedElement*) * GRS_MAX_FIELDS);
189 ptr = strchr(str, '\n');
194 if (len > GRS_BUF_SIZE) {
195 yaz_log(LOG_WARN, "GRS string too long - truncating (%d > %d)", len, GRS_BUF_SIZE);
198 strncpy(line, str, len);
202 while (*buf && isspace(*buf))
205 memmove(original, str, strlen(str));
208 if (sscanf(buf, "(%d,%[^)])", &type, value) != 2)
210 yaz_log(LOG_WARN, "Bad data in '%s'", buf);
213 if (!type && *value == '0')
215 if (!(buf = strchr(buf, ')')))
218 while (*buf && isspace(*buf))
220 if (r->num_elements >= GRS_MAX_FIELDS)
222 yaz_log(LOG_WARN, "Max number of GRS-1 elements exceeded [GRS_MAX_FIELDS=%d]", GRS_MAX_FIELDS);
225 r->elements[r->num_elements] = t = (Z_TaggedElement *) odr_malloc(o, sizeof(Z_TaggedElement));
226 t->tagType = (int *)odr_malloc(o, sizeof(int));
228 t->tagValue = (Z_StringOrNumeric *)
229 odr_malloc(o, sizeof(Z_StringOrNumeric));
230 if ((ivalue = atoi(value)))
232 t->tagValue->which = Z_StringOrNumeric_numeric;
233 t->tagValue->u.numeric = (int *)odr_malloc(o, sizeof(int));
234 *t->tagValue->u.numeric = ivalue;
238 t->tagValue->which = Z_StringOrNumeric_string;
239 t->tagValue->u.string = (char *)odr_malloc(o, strlen(value)+1);
240 strcpy(t->tagValue->u.string, value);
242 t->tagOccurrence = 0;
244 t->appliedVariant = 0;
245 t->content = c = (Z_ElementData *)odr_malloc(o, sizeof(Z_ElementData));
248 c->which = Z_ElementData_subtree;
249 c->u.subtree = read_grs1(str, o);
253 c->which = Z_ElementData_string;
254 c->u.string = odr_strdup(o, buf);
263 static void oid2str(Odr_oid *o, WRBUF buf)
265 for (; *o >= 0; o++) {
267 sprintf(ibuf, "%d", *o);
268 wrbuf_puts(buf, ibuf);
270 wrbuf_putc(buf, '.');
275 WRBUF zquery2pquery(Z_Query *q)
277 WRBUF buf = wrbuf_alloc();
279 if (q->which != Z_Query_type_1 && q->which != Z_Query_type_101)
281 yaz_rpnquery_to_wrbuf(buf, q->u.type_1);
286 /* Lifted verbatim from Net::Z3950 yazwrap/util.c */
288 void fatal(char *fmt, ...)
292 fprintf(stderr, "FATAL (SimpleServer): ");
294 vfprintf(stderr, fmt, ap);
296 fprintf(stderr, "\n");
301 /* Lifted verbatim from Net::Z3950 yazwrap/receive.c */
303 * Creates a new Perl object of type `class'; the newly-created scalar
304 * that is a reference to the blessed thingy `referent' is returned.
306 static SV *newObject(char *class, SV *referent)
311 sv = newRV_noinc((SV*) referent);
312 stash = gv_stashpv(class, 0);
314 fatal("attempt to create object of undefined class '%s'", class);
315 /*assert(stash != 0);*/
321 /* Lifted verbatim from Net::Z3950 yazwrap/receive.c */
322 static void setMember(HV *hv, char *name, SV *val)
324 /* We don't increment `val's reference count -- I think this is
325 * right because it's created with a refcount of 1, and in fact
326 * the reference via this hash is the only reference to it in
329 if (!hv_store(hv, name, (U32) strlen(name), val, (U32) 0))
330 fatal("couldn't store member in hash");
334 /* Lifted verbatim from Net::Z3950 yazwrap/receive.c */
335 static SV *translateOID(Odr_oid *x)
337 /* Yaz represents an OID by an int array terminated by a negative
338 * value, typically -1; we represent it as a reference to a
339 * blessed scalar string of "."-separated elements.
345 for (i = 0; x[i] >= 0; i++) {
346 sprintf(buf + strlen(buf), "%d", (int) x[i]);
352 * ### We'd like to return a blessed scalar (string) here, but of
353 * course you can't do that in Perl: only references can be
354 * blessed, so we'd have to return a _reference_ to a string, and
355 * bless _that_. Better to do without the blessing, I think.
358 return newSVpv(buf, 0);
360 return newObject("Net::Z3950::APDU::OID", newSVpv(buf, 0));
365 static SV *rpn2perl(Z_RPNStructure *s)
372 case Z_RPNStructure_simple: {
373 Z_Operand *o = s->u.simple;
374 Z_AttributesPlusTerm *at;
375 if (o->which == Z_Operand_resultSetId) {
377 /* This code causes a SIGBUS on my machine, and I have no
378 idea why. It seems as clear as day to me */
379 char *rsid = (char*) o->u.resultSetId;
380 printf("Encoding resultSetId '%s'\n", rsid);
381 sv = newObject("Net::Z3950::RPN::RSID", (SV*) (hv = newHV()));
382 printf("Made sv=0x%lx, hv=0x%lx\n",
383 (unsigned long) sv ,(unsigned long) hv);
384 sv2 = newSVpv(rsid, strlen(rsid));
385 setMember(hv, "id", sv2);
386 printf("Set hv{id} to 0x%lx\n", (unsigned long) sv2);
389 if (o->which != Z_Operand_APT)
390 fatal("can't handle RPN simples other than APT and RSID");
391 at = o->u.attributesPlusTerm;
392 if (at->term->which != Z_Term_general)
393 fatal("can't handle RPN terms other than general");
395 sv = newObject("Net::Z3950::RPN::Term", (SV*) (hv = newHV()));
396 if (at->attributes) {
398 SV *attrs = newObject("Net::Z3950::RPN::Attributes",
399 (SV*) (av = newAV()));
400 for (i = 0; i < at->attributes->num_attributes; i++) {
401 Z_AttributeElement *elem = at->attributes->attributes[i];
403 SV *tmp = newObject("Net::Z3950::RPN::Attribute",
404 (SV*) (hv2 = newHV()));
405 if (elem->attributeSet)
406 setMember(hv2, "attributeSet",
407 translateOID(elem->attributeSet));
408 setMember(hv2, "attributeType",
409 newSViv(*elem->attributeType));
410 assert(elem->which == Z_AttributeValue_numeric);
411 setMember(hv2, "attributeValue",
412 newSViv(*elem->value.numeric));
415 setMember(hv, "attributes", attrs);
417 setMember(hv, "term", newSVpv((char*) at->term->u.general->buf,
418 at->term->u.general->len));
421 case Z_RPNStructure_complex: {
423 Z_Complex *c = s->u.complex;
424 char *type = 0; /* vacuous assignment satisfies gcc -Wall */
425 switch (c->roperator->which) {
426 case Z_Operator_and: type = "Net::Z3950::RPN::And"; break;
427 case Z_Operator_or: type = "Net::Z3950::RPN::Or"; break;
428 case Z_Operator_and_not: type = "Net::Z3950::RPN::AndNot"; break;
429 case Z_Operator_prox: fatal("proximity not yet supported");
430 default: fatal("unknown RPN operator %d", (int) c->roperator->which);
432 sv = newObject(type, (SV*) (av = newAV()));
433 if ((tmp = rpn2perl(c->s1)) == 0)
436 if ((tmp = rpn2perl(c->s2)) == 0)
441 default: fatal("unknown RPN node type %d", (int) s->which);
448 /* Decode the Z_SortAttributes struct and store the whole thing into the
451 int simpleserver_ExpandSortAttributes (HV *sort_spec, Z_SortAttributes *sattr)
453 WRBUF attrset_wr = wrbuf_alloc();
455 Z_AttributeList *attr_list = sattr->list;
458 oid2str(sattr->id, attrset_wr);
459 hv_store(sort_spec, "ATTRSET", 7,
460 newSVpv(attrset_wr->buf, attrset_wr->pos), 0);
461 wrbuf_free(attrset_wr, 1);
463 hv_store(sort_spec, "SORT_ATTR", 9, newRV( sv_2mortal( (SV*) list ) ), 0);
465 for (i = 0; i < attr_list->num_attributes; i++)
467 Z_AttributeElement *attr = *attr_list->attributes++;
468 HV *attr_spec = newHV();
470 av_push(list, newRV( sv_2mortal( (SV*) attr_spec ) ));
471 hv_store(attr_spec, "ATTR_TYPE", 9, newSViv(*attr->attributeType), 0);
473 if (attr->which == Z_AttributeValue_numeric)
475 hv_store(attr_spec, "ATTR_VALUE", 10,
476 newSViv(*attr->value.numeric), 0);
486 /* Decode the Z_SortKeySpec struct and store the whole thing in a perl hash */
487 int simpleserver_SortKeySpecToHash (HV *sort_spec, Z_SortKeySpec *spec)
489 Z_SortElement *element = spec->sortElement;
491 hv_store(sort_spec, "RELATION", 8, newSViv(*spec->sortRelation), 0);
492 hv_store(sort_spec, "CASE", 4, newSViv(*spec->caseSensitivity), 0);
493 hv_store(sort_spec, "MISSING", 7, newSViv(spec->which), 0);
495 if (element->which == Z_SortElement_generic)
497 Z_SortKey *key = element->u.generic;
499 if (key->which == Z_SortKey_sortField)
501 hv_store(sort_spec, "SORTFIELD", 9,
502 newSVpv((char *) key->u.sortField, 0), 0);
504 else if (key->which == Z_SortKey_elementSpec)
506 Z_Specification *zspec = key->u.elementSpec;
508 hv_store(sort_spec, "ELEMENTSPEC_TYPE", 16,
509 newSViv(zspec->which), 0);
511 if (zspec->which == Z_Schema_oid)
513 WRBUF elementSpec = wrbuf_alloc();
515 oid2str(zspec->schema.oid, elementSpec);
516 hv_store(sort_spec, "ELEMENTSPEC_VALUE", 17,
517 newSVpv(elementSpec->buf, elementSpec->pos), 0);
518 wrbuf_free(elementSpec, 1);
520 else if (zspec->which == Z_Schema_uri)
522 hv_store(sort_spec, "ELEMENTSPEC_VALUE", 17,
523 newSVpv((char *) zspec->schema.uri, 0), 0);
526 else if (key->which == Z_SortKey_sortAttributes)
528 return simpleserver_ExpandSortAttributes(sort_spec,
529 key->u.sortAttributes);
545 static SV *zquery2perl(Z_Query *q)
550 if (q->which != Z_Query_type_1 && q->which != Z_Query_type_101)
552 sv = newObject("Net::Z3950::APDU::Query", (SV*) (hv = newHV()));
553 if (q->u.type_1->attributeSetId)
554 setMember(hv, "attributeSet",
555 translateOID(q->u.type_1->attributeSetId));
556 setMember(hv, "query", rpn2perl(q->u.type_1->RPNStructure));
561 int bend_sort(void *handle, bend_sort_rr *rr)
574 char **input_setnames;
575 Zfront_handle *zhandle = (Zfront_handle *)handle;
576 Z_SortKeySpecList *sort_spec = rr->sort_sequence;
584 input_setnames = rr->input_setnames;
585 for (i = 0; i < rr->num_input_setnames; i++)
587 av_push(aref, newSVpv(*input_setnames++, 0));
591 for (i = 0; i < sort_spec->num_specs; i++)
593 Z_SortKeySpec *spec = *sort_spec->specs++;
594 HV *sort_spec = newHV();
596 if ( simpleserver_SortKeySpecToHash(sort_spec, spec) )
597 av_push(sort_seq, newRV( sv_2mortal( (SV*) sort_spec ) ));
606 hv_store(href, "INPUT", 5, newRV( (SV*) aref), 0);
607 hv_store(href, "OUTPUT", 6, newSVpv(rr->output_setname, 0), 0);
608 hv_store(href, "SEQUENCE", 8, newRV( (SV*) sort_seq), 0);
609 hv_store(href, "HANDLE", 6, zhandle->handle, 0);
610 hv_store(href, "STATUS", 6, newSViv(0), 0);
611 hv_store(href, "ERR_CODE", 8, newSViv(0), 0);
612 hv_store(href, "ERR_STR", 7, newSVpv("", 0), 0);
616 XPUSHs(sv_2mortal(newRV( (SV*) href)));
620 perl_call_sv(sort_ref, G_SCALAR | G_DISCARD);
624 temp = hv_fetch(href, "ERR_CODE", 8, 1);
625 err_code = newSVsv(*temp);
627 temp = hv_fetch(href, "ERR_STR", 7, 1);
628 err_str = newSVsv(*temp);
630 temp = hv_fetch(href, "STATUS", 6, 1);
631 status = newSVsv(*temp);
633 temp = hv_fetch(href, "HANDLE", 6, 1);
634 point = newSVsv(*temp);
640 sv_free( (SV*) aref);
641 sv_free( (SV*) href);
642 sv_free( (SV*) sort_seq);
644 rr->errcode = SvIV(err_code);
645 rr->sort_status = SvIV(status);
647 ptr = SvPV(err_str, len);
648 ODR_err_str = (char *)odr_malloc(rr->stream, len + 1);
649 strcpy(ODR_err_str, ptr);
650 rr->errstring = ODR_err_str;
651 zhandle->handle = point;
665 int bend_search(void *handle, bend_search_rr *rr)
677 Zfront_handle *zhandle = (Zfront_handle *)handle;
686 basenames = rr->basenames;
687 for (i = 0; i < rr->num_bases; i++)
689 av_push(aref, newSVpv(*basenames++, 0));
691 #if ENABLE_STOP_SERVER
692 if (rr->num_bases == 1 && !strcmp(rr->basenames[0], "XXstop"))
694 zhandle->stop_flag = 1;
698 hv_store(href, "SETNAME", 7, newSVpv(rr->setname, 0), 0);
699 hv_store(href, "REPL_SET", 8, newSViv(rr->replace_set), 0);
700 hv_store(href, "ERR_CODE", 8, newSViv(0), 0);
701 hv_store(href, "ERR_STR", 7, newSVpv("", 0), 0);
702 hv_store(href, "HITS", 4, newSViv(0), 0);
703 hv_store(href, "DATABASES", 9, newRV( (SV*) aref), 0);
704 hv_store(href, "HANDLE", 6, zhandle->handle, 0);
705 hv_store(href, "PID", 3, newSViv(getpid()), 0);
706 if ((rpnSV = zquery2perl(rr->query)) != 0) {
707 hv_store(href, "RPN", 3, rpnSV, 0);
709 query = zquery2pquery(rr->query);
712 hv_store(href, "QUERY", 5, newSVpv((char *)query->buf, query->pos), 0);
714 else if (rr->query->which == Z_Query_type_104 &&
715 rr->query->u.type_104->which == Z_External_CQL) {
716 hv_store(href, "CQL", 3,
717 newSVpv(rr->query->u.type_104->u.cql, 0), 0);
726 XPUSHs(sv_2mortal(newRV( (SV*) href)));
730 handler_cv = simpleserver_sv2cv( search_ref );
731 perl_call_sv( (SV *) handler_cv, G_SCALAR | G_DISCARD);
735 temp = hv_fetch(href, "HITS", 4, 1);
736 rr->hits = SvIV(*temp);
738 temp = hv_fetch(href, "ERR_CODE", 8, 1);
739 rr->errcode = SvIV(*temp);
741 temp = hv_fetch(href, "ERR_STR", 7, 1);
742 ptr = SvPV(*temp, len);
743 ODR_errstr = (char *)odr_malloc(rr->stream, len + 1);
744 strcpy(ODR_errstr, ptr);
745 rr->errstring = ODR_errstr;
747 temp = hv_fetch(href, "HANDLE", 6, 1);
748 point = newSVsv(*temp);
753 zhandle->handle = point;
754 sv_free( (SV*) aref);
755 sv_free( (SV*) href);
757 wrbuf_free(query, 1);
765 /* ### this is worryingly similar to oid2str() */
766 WRBUF oid2dotted(int *oid)
769 WRBUF buf = wrbuf_alloc();
772 for (; *oid != -1 ; oid++)
777 wrbuf_putc(buf, '.');
783 sprintf(ibuf, "%d", *oid);
784 wrbuf_puts(buf, ibuf);
790 int dotted2oid(char *dotted, int *buffer)
804 if (n == MAX_OID) /* Terminate if more than MAX_OID entries */
810 sscanf(ibuf, "%d", oid++);
823 sscanf(ibuf, "%d", oid++);
830 int bend_fetch(void *handle, bend_fetch_rr *rr)
849 Zfront_handle *zhandle = (Zfront_handle *)handle;
852 Z_RecordComposition *composition;
853 Z_ElementSetNames *simple;
863 hv_store(href, "SETNAME", 7, newSVpv(rr->setname, 0), 0);
864 temp = hv_store(href, "OFFSET", 6, newSViv(rr->number), 0);
865 if (rr->request_format_raw != 0) {
866 oid_dotted = oid2dotted(rr->request_format_raw);
868 /* Probably an SRU request: assume XML is required */
869 oid_dotted = wrbuf_alloc();
870 wrbuf_puts(oid_dotted, "1.2.840.10003.5.109.10");
872 hv_store(href, "REQ_FORM", 8, newSVpv((char *)oid_dotted->buf, oid_dotted->pos), 0);
873 hv_store(href, "REP_FORM", 8, newSVpv((char *)oid_dotted->buf, oid_dotted->pos), 0);
874 hv_store(href, "BASENAME", 8, newSVpv("", 0), 0);
875 hv_store(href, "RECORD", 6, newSVpv("", 0), 0);
876 hv_store(href, "LAST", 4, newSViv(0), 0);
877 hv_store(href, "ERR_CODE", 8, newSViv(0), 0);
878 hv_store(href, "ERR_STR", 7, newSVpv("", 0), 0);
879 hv_store(href, "SUR_FLAG", 8, newSViv(0), 0);
880 hv_store(href, "HANDLE", 6, zhandle->handle, 0);
881 hv_store(href, "PID", 3, newSViv(getpid()), 0);
884 composition = rr->comp;
885 if (composition->which == Z_RecordComp_simple)
887 simple = composition->u.simple;
888 if (simple->which == Z_ElementSetNames_generic)
890 hv_store(href, "COMP", 4, newSVpv(simple->u.generic, 0), 0);
897 else if (composition->which == Z_RecordComp_complex)
899 if (composition->u.complex->generic &&
901 composition->u.complex->generic &&
902 composition->u.complex->generic->elementSpec &&
903 composition->u.complex->generic->elementSpec->which ==
904 Z_ElementSpec_elementSetName)
906 complex = composition->u.complex;
907 hv_store(href, "COMP", 4,
908 newSVpv(complex->generic->elementSpec->u.elementSetName, 0), 0);
925 XPUSHs(sv_2mortal(newRV( (SV*) href)));
929 handler_cv = simpleserver_sv2cv( fetch_ref );
930 perl_call_sv( (SV *) handler_cv, G_SCALAR | G_DISCARD);
934 temp = hv_fetch(href, "BASENAME", 8, 1);
935 basename = newSVsv(*temp);
937 temp = hv_fetch(href, "RECORD", 6, 1);
938 record = newSVsv(*temp);
940 temp = hv_fetch(href, "LAST", 4, 1);
941 last = newSVsv(*temp);
943 temp = hv_fetch(href, "ERR_CODE", 8, 1);
944 err_code = newSVsv(*temp);
946 temp = hv_fetch(href, "ERR_STR", 7, 1),
947 err_string = newSVsv(*temp);
949 temp = hv_fetch(href, "SUR_FLAG", 8, 1);
950 sur_flag = newSVsv(*temp);
952 temp = hv_fetch(href, "REP_FORM", 8, 1);
953 rep_form = newSVsv(*temp);
955 temp = hv_fetch(href, "HANDLE", 6, 1);
956 point = newSVsv(*temp);
961 ptr = SvPV(basename, length);
962 ODR_basename = (char *)odr_malloc(rr->stream, length + 1);
963 strcpy(ODR_basename, ptr);
964 rr->basename = ODR_basename;
966 ptr = SvPV(rep_form, length);
967 ODR_oid_buf = (int *)odr_malloc(rr->stream, (MAX_OID + 1) * sizeof(int));
968 if (dotted2oid(ptr, ODR_oid_buf) == -1) /* Maximum number of OID elements exceeded */
970 printf("Net::Z3950::SimpleServer: WARNING: OID structure too long, max length is %d\n", MAX_OID);
972 rr->output_format_raw = ODR_oid_buf;
974 ptr = SvPV(record, length);
975 oid = oid_getentbyoid(ODR_oid_buf);
976 if (oid->value == VAL_GRS1) /* Treat GRS-1 records separately */
978 rr->record = (char *) read_grs1(ptr, rr->stream);
983 ODR_record = (char *)odr_malloc(rr->stream, length + 1);
984 strcpy(ODR_record, ptr);
985 rr->record = ODR_record;
988 zhandle->handle = point;
990 rr->last_in_set = SvIV(last);
994 rr->errcode = SvIV(err_code);
995 ptr = SvPV(err_string, length);
996 ODR_errstr = (char *)odr_malloc(rr->stream, length + 1);
997 strcpy(ODR_errstr, ptr);
998 rr->errstring = ODR_errstr;
1000 rr->surrogate_flag = SvIV(sur_flag);
1002 wrbuf_free(oid_dotted, 1);
1003 sv_free((SV*) href);
1007 sv_free(err_string);
1020 int bend_present(void *handle, bend_present_rr *rr)
1029 Z_RecordComposition *composition;
1030 Z_ElementSetNames *simple;
1031 Z_CompSpec *complex;
1034 Zfront_handle *zhandle = (Zfront_handle *)handle;
1037 /* WRBUF oid_dotted; */
1044 hv_store(href, "HANDLE", 6, zhandle->handle, 0);
1045 hv_store(href, "ERR_CODE", 8, newSViv(0), 0);
1046 hv_store(href, "ERR_STR", 7, newSVpv("", 0), 0);
1047 hv_store(href, "START", 5, newSViv(rr->start), 0);
1048 hv_store(href, "SETNAME", 7, newSVpv(rr->setname, 0), 0);
1049 hv_store(href, "NUMBER", 6, newSViv(rr->number), 0);
1050 /*oid_dotted = oid2dotted(rr->request_format_raw);
1051 hv_store(href, "REQ_FORM", 8, newSVpv((char *)oid_dotted->buf, oid_dotted->pos), 0);*/
1052 hv_store(href, "HITS", 4, newSViv(0), 0);
1053 hv_store(href, "PID", 3, newSViv(getpid()), 0);
1056 composition = rr->comp;
1057 if (composition->which == Z_RecordComp_simple)
1059 simple = composition->u.simple;
1060 if (simple->which == Z_ElementSetNames_generic)
1062 hv_store(href, "COMP", 4, newSVpv(simple->u.generic, 0), 0);
1070 else if (composition->which == Z_RecordComp_complex)
1072 if (composition->u.complex->generic &&
1074 composition->u.complex->generic &&
1075 composition->u.complex->generic->elementSpec &&
1076 composition->u.complex->generic->elementSpec->which ==
1077 Z_ElementSpec_elementSetName)
1079 complex = composition->u.complex;
1080 hv_store(href, "COMP", 4,
1081 newSVpv(complex->generic->elementSpec->u.elementSetName, 0), 0);
1098 XPUSHs(sv_2mortal(newRV( (SV*) href)));
1102 handler_cv = simpleserver_sv2cv( present_ref );
1103 perl_call_sv( (SV *) handler_cv, G_SCALAR | G_DISCARD);
1107 temp = hv_fetch(href, "ERR_CODE", 8, 1);
1108 err_code = newSVsv(*temp);
1110 temp = hv_fetch(href, "ERR_STR", 7, 1);
1111 err_string = newSVsv(*temp);
1113 temp = hv_fetch(href, "HITS", 4, 1);
1114 hits = newSVsv(*temp);
1116 temp = hv_fetch(href, "HANDLE", 6, 1);
1117 point = newSVsv(*temp);
1124 rr->errcode = SvIV(err_code);
1125 rr->hits = SvIV(hits);
1127 ptr = SvPV(err_string, len);
1128 ODR_errstr = (char *)odr_malloc(rr->stream, len + 1);
1129 strcpy(ODR_errstr, ptr);
1130 rr->errstring = ODR_errstr;
1131 /* wrbuf_free(oid_dotted, 1);*/
1132 zhandle->handle = point;
1135 sv_free(err_string);
1137 sv_free( (SV*) href);
1143 int bend_esrequest(void *handle, bend_esrequest_rr *rr)
1145 perl_call_sv(esrequest_ref, G_VOID | G_DISCARD | G_NOARGS);
1150 int bend_delete(void *handle, bend_delete_rr *rr)
1152 perl_call_sv(delete_ref, G_VOID | G_DISCARD | G_NOARGS);
1157 int bend_scan(void *handle, bend_scan_rr *rr)
1164 struct scan_entry *scan_list;
1165 struct scan_entry *buffer;
1166 int *step_size = rr->step_size;
1170 SV *err_code = sv_newmortal();
1171 SV *err_str = sv_newmortal();
1172 SV *point = sv_newmortal();
1173 SV *status = sv_newmortal();
1174 SV *number = sv_newmortal();
1180 Zfront_handle *zhandle = (Zfront_handle *)handle;
1188 if (rr->term->term->which == Z_Term_general)
1190 term_len = rr->term->term->u.general->len;
1191 hv_store(href, "TERM", 4, newSVpv(rr->term->term->u.general->buf, term_len), 0);
1193 rr->errcode = 229; /* Unsupported term type */
1196 hv_store(href, "STEP", 4, newSViv(*step_size), 0);
1197 hv_store(href, "NUMBER", 6, newSViv(rr->num_entries), 0);
1198 hv_store(href, "POS", 3, newSViv(rr->term_position), 0);
1199 hv_store(href, "ERR_CODE", 8, newSViv(0), 0);
1200 hv_store(href, "ERR_STR", 7, newSVpv("", 0), 0);
1201 hv_store(href, "HANDLE", 6, zhandle->handle, 0);
1202 hv_store(href, "STATUS", 6, newSViv(BEND_SCAN_SUCCESS), 0);
1203 hv_store(href, "ENTRIES", 7, newRV((SV *) list), 0);
1205 basenames = rr->basenames;
1206 for (i = 0; i < rr->num_bases; i++)
1208 av_push(aref, newSVpv(*basenames++, 0));
1210 hv_store(href, "DATABASES", 9, newRV( (SV*) aref), 0);
1214 XPUSHs(sv_2mortal(newRV( (SV*) href)));
1218 handler_cv = simpleserver_sv2cv( scan_ref );
1219 perl_call_sv( (SV *) handler_cv, G_SCALAR | G_DISCARD);
1223 temp = hv_fetch(href, "ERR_CODE", 8, 1);
1224 err_code = newSVsv(*temp);
1226 temp = hv_fetch(href, "ERR_STR", 7, 1);
1227 err_str = newSVsv(*temp);
1229 temp = hv_fetch(href, "HANDLE", 6, 1);
1230 point = newSVsv(*temp);
1232 temp = hv_fetch(href, "STATUS", 6, 1);
1233 status = newSVsv(*temp);
1235 temp = hv_fetch(href, "NUMBER", 6, 1);
1236 number = newSVsv(*temp);
1238 temp = hv_fetch(href, "ENTRIES", 7, 1);
1239 entries_ref = newSVsv(*temp);
1245 ptr = SvPV(err_str, len);
1246 ODR_errstr = (char *)odr_malloc(rr->stream, len + 1);
1247 strcpy(ODR_errstr, ptr);
1248 rr->errstring = ODR_errstr;
1249 rr->errcode = SvIV(err_code);
1250 rr->num_entries = SvIV(number);
1251 rr->status = SvIV(status);
1252 scan_list = (struct scan_entry *) odr_malloc (rr->stream, rr->num_entries * sizeof(*scan_list));
1254 entries = (AV *)SvRV(entries_ref);
1255 for (i = 0; i < rr->num_entries; i++)
1257 scan_item = (HV *)SvRV(sv_2mortal(av_shift(entries)));
1258 temp = hv_fetch(scan_item, "TERM", 4, 1);
1259 ptr = SvPV(*temp, len);
1260 buffer->term = (char *) odr_malloc (rr->stream, len + 1);
1261 strcpy(buffer->term, ptr);
1262 temp = hv_fetch(scan_item, "OCCURRENCE", 10, 1);
1263 buffer->occurrences = SvIV(*temp);
1265 hv_undef(scan_item);
1267 rr->entries = scan_list;
1268 zhandle->handle = point;
1275 sv_free((SV *)href);
1277 sv_free((SV *)aref);
1279 sv_free((SV *)list);
1281 /*sv_free((SV *)entries);*/
1282 sv_free(entries_ref);
1287 bend_initresult *bend_init(bend_initrequest *q)
1289 int dummy = simpleserver_clone();
1290 bend_initresult *r = (bend_initresult *)
1291 odr_malloc (q->stream, sizeof(*r));
1296 NMEM nmem = nmem_create();
1297 Zfront_handle *zhandle = (Zfront_handle *) nmem_malloc (nmem,
1306 zhandle->nmem = nmem;
1307 zhandle->stop_flag = 0;
1311 q->bend_sort = bend_sort;
1315 q->bend_search = bend_search;
1319 q->bend_present = bend_present;
1321 /*q->bend_esrequest = bend_esrequest;*/
1322 /*q->bend_delete = bend_delete;*/
1325 q->bend_fetch = bend_fetch;
1329 q->bend_scan = bend_scan;
1333 hv_store(href, "IMP_ID", 6, newSVpv("", 0), 0);
1334 hv_store(href, "IMP_NAME", 8, newSVpv("", 0), 0);
1335 hv_store(href, "IMP_VER", 7, newSVpv("", 0), 0);
1336 hv_store(href, "ERR_CODE", 8, newSViv(0), 0);
1337 hv_store(href, "ERR_STR", 7, newSViv(0), 0);
1338 hv_store(href, "PEER_NAME", 9, newSVpv(q->peer_name, 0), 0);
1339 hv_store(href, "HANDLE", 6, newSVsv(&sv_undef), 0);
1340 hv_store(href, "PID", 3, newSViv(getpid()), 0);
1343 char *passwd = NULL;
1344 if (q->auth->which == Z_IdAuthentication_open) {
1346 user = nmem_strdup (odr_getmem (q->stream), q->auth->u.open);
1347 cp = strchr (user, '/');
1349 /* password after / given */
1353 } else if (q->auth->which == Z_IdAuthentication_idPass) {
1354 user = q->auth->u.idPass->userId;
1355 passwd = q->auth->u.idPass->password;
1357 /* ### some code paths have user/password unassigned here */
1359 hv_store(href, "USER", 4, newSVpv(user, 0), 0);
1361 hv_store(href, "PASS", 4, newSVpv(passwd, 0), 0);
1366 XPUSHs(sv_2mortal(newRV((SV*) href)));
1370 if (init_ref != NULL)
1372 handler_cv = simpleserver_sv2cv( init_ref );
1373 perl_call_sv( (SV *) handler_cv, G_SCALAR | G_DISCARD);
1378 temp = hv_fetch(href, "IMP_ID", 6, 1);
1379 ptr = SvPV(*temp, len);
1380 q->implementation_id = nmem_strdup(nmem, ptr);
1382 temp = hv_fetch(href, "IMP_NAME", 8, 1);
1383 ptr = SvPV(*temp, len);
1384 q->implementation_name = nmem_strdup(nmem, ptr);
1386 temp = hv_fetch(href, "IMP_VER", 7, 1);
1387 ptr = SvPV(*temp, len);
1388 q->implementation_version = nmem_strdup(nmem, ptr);
1390 temp = hv_fetch(href, "ERR_CODE", 8, 1);
1391 r->errcode = SvIV(*temp);
1393 temp = hv_fetch(href, "ERR_STR", 7, 1);
1394 ptr = SvPV(*temp, len);
1395 r->errstring = (char *)odr_malloc(q->stream, len + 1);
1396 strcpy(r->errstring, ptr);
1398 temp = hv_fetch(href, "HANDLE", 6, 1);
1399 handle= newSVsv(*temp);
1400 zhandle->handle = handle;
1402 r->handle = zhandle;
1405 sv_free((SV*) href);
1414 void bend_close(void *handle)
1417 Zfront_handle *zhandle = (Zfront_handle *)handle;
1427 hv_store(href, "HANDLE", 6, zhandle->handle, 0);
1431 XPUSHs(sv_2mortal(newRV((SV *)href)));
1435 handler_cv = simpleserver_sv2cv( close_ref );
1436 perl_call_sv( (SV *) handler_cv, G_SCALAR | G_DISCARD);
1440 sv_free((SV*) href);
1443 sv_free(zhandle->handle);
1447 stop_flag = zhandle->stop_flag;
1448 nmem_destroy(zhandle->nmem);
1449 simpleserver_free();
1457 MODULE = Net::Z3950::SimpleServer PACKAGE = Net::Z3950::SimpleServer
1463 set_init_handler(arg)
1466 init_ref = newSVsv(arg);
1470 set_close_handler(arg)
1473 close_ref = newSVsv(arg);
1477 set_sort_handler(arg)
1480 sort_ref = newSVsv(arg);
1483 set_search_handler(arg)
1486 search_ref = newSVsv(arg);
1490 set_fetch_handler(arg)
1493 fetch_ref = newSVsv(arg);
1497 set_present_handler(arg)
1500 present_ref = newSVsv(arg);
1504 set_esrequest_handler(arg)
1507 esrequest_ref = newSVsv(arg);
1511 set_delete_handler(arg)
1514 delete_ref = newSVsv(arg);
1518 set_scan_handler(arg)
1521 scan_ref = newSVsv(arg);
1533 argv_buf = (char **)xmalloc((items + 1) * sizeof(char *));
1535 for (i = 0; i < items; i++)
1537 ptr = SvPV(ST(i), len);
1538 *argv_buf = (char *)xmalloc(len + 1);
1539 strcpy(*argv_buf++, ptr);
1542 root_perl_context = PERL_GET_CONTEXT;
1543 nmem_mutex_create(&simpleserver_mutex);
1545 /* only for debugging perl_clone .. */
1549 RETVAL = statserv_main(items, argv, bend_init, bend_close);
1557 RETVAL = BEND_SCAN_SUCCESS;
1564 RETVAL = BEND_SCAN_PARTIAL;
1575 ptr = SvPV(arg, len);
1576 yaz_log(YLOG_LOG, "%.*s", len, ptr);