2 * $Id: SimpleServer.xs,v 1.44 2006-05-31 16:39:30 quinn 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_SortKeySpec struct and store the whole thing in a perl hash */
449 int simpleserver_SortKeySpecToHash (HV *sort_spec, Z_SortKeySpec *spec)
451 Z_SortElement *element = spec->sortElement;
453 hv_store(sort_spec, "RELATION", 8, newSViv(*spec->sortRelation), 0);
454 hv_store(sort_spec, "CASE", 4, newSViv(*spec->caseSensitivity), 0);
455 hv_store(sort_spec, "MISSING", 7, newSViv(spec->which), 0);
457 if (element->which == Z_SortElement_generic)
459 Z_SortKey *key = element->u.generic;
461 if (key->which == Z_SortKey_sortField)
463 hv_store(sort_spec, "SORTFIELD", 9,
464 newSVpv((char *) key->u.sortField, 0), 0);
466 else if (key->which == Z_SortKey_elementSpec)
468 Z_Specification *zspec = key->u.elementSpec;
470 hv_store(sort_spec, "ELEMENTSPEC_TYPE", 16,
471 newSViv(zspec->which), 0);
473 if (zspec->which == Z_Schema_oid)
475 WRBUF elementSpec = wrbuf_alloc();
477 oid2str(zspec->schema.oid, elementSpec);
478 hv_store(sort_spec, "ELEMENTSPEC_VALUE", 17,
479 newSVpv(elementSpec->buf, elementSpec->pos), 0);
480 wrbuf_free(elementSpec, 1);
482 else if (zspec->which == Z_Schema_uri)
484 hv_store(sort_spec, "ELEMENTSPEC_VALUE", 17,
485 newSVpv((char *) zspec->schema.uri, 0), 0);
488 else if (key->which == Z_SortKey_sortAttributes)
490 Z_SortAttributes *attr = key->u.sortAttributes;
508 static SV *zquery2perl(Z_Query *q)
513 if (q->which != Z_Query_type_1 && q->which != Z_Query_type_101)
515 sv = newObject("Net::Z3950::APDU::Query", (SV*) (hv = newHV()));
516 if (q->u.type_1->attributeSetId)
517 setMember(hv, "attributeSet",
518 translateOID(q->u.type_1->attributeSetId));
519 setMember(hv, "query", rpn2perl(q->u.type_1->RPNStructure));
524 int bend_sort(void *handle, bend_sort_rr *rr)
537 char **input_setnames;
538 Zfront_handle *zhandle = (Zfront_handle *)handle;
539 Z_SortKeySpecList *sort_spec = rr->sort_sequence;
547 input_setnames = rr->input_setnames;
548 for (i = 0; i < rr->num_input_setnames; i++)
550 av_push(aref, newSVpv(*input_setnames++, 0));
554 for (i = 0; i < sort_spec->num_specs; i++)
556 Z_SortKeySpec *spec = *sort_spec->specs++;
557 HV *sort_spec = newHV();
559 if ( simpleserver_SortKeySpecToHash(sort_spec, spec) )
560 av_push(sort_seq, newRV( sv_2mortal( (SV*) sort_spec ) ));
569 hv_store(href, "INPUT", 5, newRV( (SV*) aref), 0);
570 hv_store(href, "OUTPUT", 6, newSVpv(rr->output_setname, 0), 0);
571 hv_store(href, "SEQUENCE", 8, newRV( (SV*) sort_seq), 0);
572 hv_store(href, "HANDLE", 6, zhandle->handle, 0);
573 hv_store(href, "STATUS", 6, newSViv(0), 0);
574 hv_store(href, "ERR_CODE", 8, newSViv(0), 0);
575 hv_store(href, "ERR_STR", 7, newSVpv("", 0), 0);
579 XPUSHs(sv_2mortal(newRV( (SV*) href)));
583 perl_call_sv(sort_ref, G_SCALAR | G_DISCARD);
587 temp = hv_fetch(href, "ERR_CODE", 8, 1);
588 err_code = newSVsv(*temp);
590 temp = hv_fetch(href, "ERR_STR", 7, 1);
591 err_str = newSVsv(*temp);
593 temp = hv_fetch(href, "STATUS", 6, 1);
594 status = newSVsv(*temp);
596 temp = hv_fetch(href, "HANDLE", 6, 1);
597 point = newSVsv(*temp);
603 sv_free( (SV*) aref);
604 sv_free( (SV*) href);
605 sv_free( (SV*) sort_seq);
607 rr->errcode = SvIV(err_code);
608 rr->sort_status = SvIV(status);
610 ptr = SvPV(err_str, len);
611 ODR_err_str = (char *)odr_malloc(rr->stream, len + 1);
612 strcpy(ODR_err_str, ptr);
613 rr->errstring = ODR_err_str;
614 zhandle->handle = point;
628 int bend_search(void *handle, bend_search_rr *rr)
640 Zfront_handle *zhandle = (Zfront_handle *)handle;
649 basenames = rr->basenames;
650 for (i = 0; i < rr->num_bases; i++)
652 av_push(aref, newSVpv(*basenames++, 0));
654 #if ENABLE_STOP_SERVER
655 if (rr->num_bases == 1 && !strcmp(rr->basenames[0], "XXstop"))
657 zhandle->stop_flag = 1;
661 hv_store(href, "SETNAME", 7, newSVpv(rr->setname, 0), 0);
662 hv_store(href, "REPL_SET", 8, newSViv(rr->replace_set), 0);
663 hv_store(href, "ERR_CODE", 8, newSViv(0), 0);
664 hv_store(href, "ERR_STR", 7, newSVpv("", 0), 0);
665 hv_store(href, "HITS", 4, newSViv(0), 0);
666 hv_store(href, "DATABASES", 9, newRV( (SV*) aref), 0);
667 hv_store(href, "HANDLE", 6, zhandle->handle, 0);
668 hv_store(href, "PID", 3, newSViv(getpid()), 0);
669 if ((rpnSV = zquery2perl(rr->query)) != 0) {
670 hv_store(href, "RPN", 3, rpnSV, 0);
672 query = zquery2pquery(rr->query);
675 hv_store(href, "QUERY", 5, newSVpv((char *)query->buf, query->pos), 0);
677 else if (rr->query->which == Z_Query_type_104 &&
678 rr->query->u.type_104->which == Z_External_CQL) {
679 hv_store(href, "CQL", 3,
680 newSVpv(rr->query->u.type_104->u.cql, 0), 0);
689 XPUSHs(sv_2mortal(newRV( (SV*) href)));
693 handler_cv = simpleserver_sv2cv( search_ref );
694 perl_call_sv( (SV *) handler_cv, G_SCALAR | G_DISCARD);
698 temp = hv_fetch(href, "HITS", 4, 1);
699 rr->hits = SvIV(*temp);
701 temp = hv_fetch(href, "ERR_CODE", 8, 1);
702 rr->errcode = SvIV(*temp);
704 temp = hv_fetch(href, "ERR_STR", 7, 1);
705 ptr = SvPV(*temp, len);
706 ODR_errstr = (char *)odr_malloc(rr->stream, len + 1);
707 strcpy(ODR_errstr, ptr);
708 rr->errstring = ODR_errstr;
710 temp = hv_fetch(href, "HANDLE", 6, 1);
711 point = newSVsv(*temp);
716 zhandle->handle = point;
717 sv_free( (SV*) aref);
718 sv_free( (SV*) href);
720 wrbuf_free(query, 1);
728 /* ### this is worryingly similar to oid2str() */
729 WRBUF oid2dotted(int *oid)
732 WRBUF buf = wrbuf_alloc();
735 for (; *oid != -1 ; oid++)
740 wrbuf_putc(buf, '.');
746 sprintf(ibuf, "%d", *oid);
747 wrbuf_puts(buf, ibuf);
753 int dotted2oid(char *dotted, int *buffer)
767 if (n == MAX_OID) /* Terminate if more than MAX_OID entries */
773 sscanf(ibuf, "%d", oid++);
786 sscanf(ibuf, "%d", oid++);
793 int bend_fetch(void *handle, bend_fetch_rr *rr)
812 Zfront_handle *zhandle = (Zfront_handle *)handle;
815 Z_RecordComposition *composition;
816 Z_ElementSetNames *simple;
826 hv_store(href, "SETNAME", 7, newSVpv(rr->setname, 0), 0);
827 temp = hv_store(href, "OFFSET", 6, newSViv(rr->number), 0);
828 if (rr->request_format_raw != 0) {
829 oid_dotted = oid2dotted(rr->request_format_raw);
831 /* Probably an SRU request: assume XML is required */
832 oid_dotted = wrbuf_alloc();
833 wrbuf_puts(oid_dotted, "1.2.840.10003.5.109.10");
835 hv_store(href, "REQ_FORM", 8, newSVpv((char *)oid_dotted->buf, oid_dotted->pos), 0);
836 hv_store(href, "REP_FORM", 8, newSVpv((char *)oid_dotted->buf, oid_dotted->pos), 0);
837 hv_store(href, "BASENAME", 8, newSVpv("", 0), 0);
838 hv_store(href, "RECORD", 6, newSVpv("", 0), 0);
839 hv_store(href, "LAST", 4, newSViv(0), 0);
840 hv_store(href, "ERR_CODE", 8, newSViv(0), 0);
841 hv_store(href, "ERR_STR", 7, newSVpv("", 0), 0);
842 hv_store(href, "SUR_FLAG", 8, newSViv(0), 0);
843 hv_store(href, "HANDLE", 6, zhandle->handle, 0);
844 hv_store(href, "PID", 3, newSViv(getpid()), 0);
847 composition = rr->comp;
848 if (composition->which == Z_RecordComp_simple)
850 simple = composition->u.simple;
851 if (simple->which == Z_ElementSetNames_generic)
853 hv_store(href, "COMP", 4, newSVpv(simple->u.generic, 0), 0);
860 else if (composition->which == Z_RecordComp_complex)
862 if (composition->u.complex->generic &&
864 composition->u.complex->generic &&
865 composition->u.complex->generic->elementSpec &&
866 composition->u.complex->generic->elementSpec->which ==
867 Z_ElementSpec_elementSetName)
869 complex = composition->u.complex;
870 hv_store(href, "COMP", 4,
871 newSVpv(complex->generic->elementSpec->u.elementSetName, 0), 0);
888 XPUSHs(sv_2mortal(newRV( (SV*) href)));
892 handler_cv = simpleserver_sv2cv( fetch_ref );
893 perl_call_sv( (SV *) handler_cv, G_SCALAR | G_DISCARD);
897 temp = hv_fetch(href, "BASENAME", 8, 1);
898 basename = newSVsv(*temp);
900 temp = hv_fetch(href, "RECORD", 6, 1);
901 record = newSVsv(*temp);
903 temp = hv_fetch(href, "LAST", 4, 1);
904 last = newSVsv(*temp);
906 temp = hv_fetch(href, "ERR_CODE", 8, 1);
907 err_code = newSVsv(*temp);
909 temp = hv_fetch(href, "ERR_STR", 7, 1),
910 err_string = newSVsv(*temp);
912 temp = hv_fetch(href, "SUR_FLAG", 8, 1);
913 sur_flag = newSVsv(*temp);
915 temp = hv_fetch(href, "REP_FORM", 8, 1);
916 rep_form = newSVsv(*temp);
918 temp = hv_fetch(href, "HANDLE", 6, 1);
919 point = newSVsv(*temp);
924 ptr = SvPV(basename, length);
925 ODR_basename = (char *)odr_malloc(rr->stream, length + 1);
926 strcpy(ODR_basename, ptr);
927 rr->basename = ODR_basename;
929 ptr = SvPV(rep_form, length);
930 ODR_oid_buf = (int *)odr_malloc(rr->stream, (MAX_OID + 1) * sizeof(int));
931 if (dotted2oid(ptr, ODR_oid_buf) == -1) /* Maximum number of OID elements exceeded */
933 printf("Net::Z3950::SimpleServer: WARNING: OID structure too long, max length is %d\n", MAX_OID);
935 rr->output_format_raw = ODR_oid_buf;
937 ptr = SvPV(record, length);
938 oid = oid_getentbyoid(ODR_oid_buf);
939 if (oid->value == VAL_GRS1) /* Treat GRS-1 records separately */
941 rr->record = (char *) read_grs1(ptr, rr->stream);
946 ODR_record = (char *)odr_malloc(rr->stream, length + 1);
947 strcpy(ODR_record, ptr);
948 rr->record = ODR_record;
951 zhandle->handle = point;
953 rr->last_in_set = SvIV(last);
957 rr->errcode = SvIV(err_code);
958 ptr = SvPV(err_string, length);
959 ODR_errstr = (char *)odr_malloc(rr->stream, length + 1);
960 strcpy(ODR_errstr, ptr);
961 rr->errstring = ODR_errstr;
963 rr->surrogate_flag = SvIV(sur_flag);
965 wrbuf_free(oid_dotted, 1);
983 int bend_present(void *handle, bend_present_rr *rr)
992 Z_RecordComposition *composition;
993 Z_ElementSetNames *simple;
997 Zfront_handle *zhandle = (Zfront_handle *)handle;
1000 /* WRBUF oid_dotted; */
1007 hv_store(href, "HANDLE", 6, zhandle->handle, 0);
1008 hv_store(href, "ERR_CODE", 8, newSViv(0), 0);
1009 hv_store(href, "ERR_STR", 7, newSVpv("", 0), 0);
1010 hv_store(href, "START", 5, newSViv(rr->start), 0);
1011 hv_store(href, "SETNAME", 7, newSVpv(rr->setname, 0), 0);
1012 hv_store(href, "NUMBER", 6, newSViv(rr->number), 0);
1013 /*oid_dotted = oid2dotted(rr->request_format_raw);
1014 hv_store(href, "REQ_FORM", 8, newSVpv((char *)oid_dotted->buf, oid_dotted->pos), 0);*/
1015 hv_store(href, "HITS", 4, newSViv(0), 0);
1016 hv_store(href, "PID", 3, newSViv(getpid()), 0);
1019 composition = rr->comp;
1020 if (composition->which == Z_RecordComp_simple)
1022 simple = composition->u.simple;
1023 if (simple->which == Z_ElementSetNames_generic)
1025 hv_store(href, "COMP", 4, newSVpv(simple->u.generic, 0), 0);
1033 else if (composition->which == Z_RecordComp_complex)
1035 if (composition->u.complex->generic &&
1037 composition->u.complex->generic &&
1038 composition->u.complex->generic->elementSpec &&
1039 composition->u.complex->generic->elementSpec->which ==
1040 Z_ElementSpec_elementSetName)
1042 complex = composition->u.complex;
1043 hv_store(href, "COMP", 4,
1044 newSVpv(complex->generic->elementSpec->u.elementSetName, 0), 0);
1061 XPUSHs(sv_2mortal(newRV( (SV*) href)));
1065 handler_cv = simpleserver_sv2cv( present_ref );
1066 perl_call_sv( (SV *) handler_cv, G_SCALAR | G_DISCARD);
1070 temp = hv_fetch(href, "ERR_CODE", 8, 1);
1071 err_code = newSVsv(*temp);
1073 temp = hv_fetch(href, "ERR_STR", 7, 1);
1074 err_string = newSVsv(*temp);
1076 temp = hv_fetch(href, "HITS", 4, 1);
1077 hits = newSVsv(*temp);
1079 temp = hv_fetch(href, "HANDLE", 6, 1);
1080 point = newSVsv(*temp);
1087 rr->errcode = SvIV(err_code);
1088 rr->hits = SvIV(hits);
1090 ptr = SvPV(err_string, len);
1091 ODR_errstr = (char *)odr_malloc(rr->stream, len + 1);
1092 strcpy(ODR_errstr, ptr);
1093 rr->errstring = ODR_errstr;
1094 /* wrbuf_free(oid_dotted, 1);*/
1095 zhandle->handle = point;
1098 sv_free(err_string);
1100 sv_free( (SV*) href);
1106 int bend_esrequest(void *handle, bend_esrequest_rr *rr)
1108 perl_call_sv(esrequest_ref, G_VOID | G_DISCARD | G_NOARGS);
1113 int bend_delete(void *handle, bend_delete_rr *rr)
1115 perl_call_sv(delete_ref, G_VOID | G_DISCARD | G_NOARGS);
1120 int bend_scan(void *handle, bend_scan_rr *rr)
1127 struct scan_entry *scan_list;
1128 struct scan_entry *buffer;
1129 int *step_size = rr->step_size;
1133 SV *err_code = sv_newmortal();
1134 SV *err_str = sv_newmortal();
1135 SV *point = sv_newmortal();
1136 SV *status = sv_newmortal();
1137 SV *number = sv_newmortal();
1143 Zfront_handle *zhandle = (Zfront_handle *)handle;
1151 if (rr->term->term->which == Z_Term_general)
1153 term_len = rr->term->term->u.general->len;
1154 hv_store(href, "TERM", 4, newSVpv(rr->term->term->u.general->buf, term_len), 0);
1156 rr->errcode = 229; /* Unsupported term type */
1159 hv_store(href, "STEP", 4, newSViv(*step_size), 0);
1160 hv_store(href, "NUMBER", 6, newSViv(rr->num_entries), 0);
1161 hv_store(href, "POS", 3, newSViv(rr->term_position), 0);
1162 hv_store(href, "ERR_CODE", 8, newSViv(0), 0);
1163 hv_store(href, "ERR_STR", 7, newSVpv("", 0), 0);
1164 hv_store(href, "HANDLE", 6, zhandle->handle, 0);
1165 hv_store(href, "STATUS", 6, newSViv(BEND_SCAN_SUCCESS), 0);
1166 hv_store(href, "ENTRIES", 7, newRV((SV *) list), 0);
1168 basenames = rr->basenames;
1169 for (i = 0; i < rr->num_bases; i++)
1171 av_push(aref, newSVpv(*basenames++, 0));
1173 hv_store(href, "DATABASES", 9, newRV( (SV*) aref), 0);
1177 XPUSHs(sv_2mortal(newRV( (SV*) href)));
1181 handler_cv = simpleserver_sv2cv( scan_ref );
1182 perl_call_sv( (SV *) handler_cv, G_SCALAR | G_DISCARD);
1186 temp = hv_fetch(href, "ERR_CODE", 8, 1);
1187 err_code = newSVsv(*temp);
1189 temp = hv_fetch(href, "ERR_STR", 7, 1);
1190 err_str = newSVsv(*temp);
1192 temp = hv_fetch(href, "HANDLE", 6, 1);
1193 point = newSVsv(*temp);
1195 temp = hv_fetch(href, "STATUS", 6, 1);
1196 status = newSVsv(*temp);
1198 temp = hv_fetch(href, "NUMBER", 6, 1);
1199 number = newSVsv(*temp);
1201 temp = hv_fetch(href, "ENTRIES", 7, 1);
1202 entries_ref = newSVsv(*temp);
1208 ptr = SvPV(err_str, len);
1209 ODR_errstr = (char *)odr_malloc(rr->stream, len + 1);
1210 strcpy(ODR_errstr, ptr);
1211 rr->errstring = ODR_errstr;
1212 rr->errcode = SvIV(err_code);
1213 rr->num_entries = SvIV(number);
1214 rr->status = SvIV(status);
1215 scan_list = (struct scan_entry *) odr_malloc (rr->stream, rr->num_entries * sizeof(*scan_list));
1217 entries = (AV *)SvRV(entries_ref);
1218 for (i = 0; i < rr->num_entries; i++)
1220 scan_item = (HV *)SvRV(sv_2mortal(av_shift(entries)));
1221 temp = hv_fetch(scan_item, "TERM", 4, 1);
1222 ptr = SvPV(*temp, len);
1223 buffer->term = (char *) odr_malloc (rr->stream, len + 1);
1224 strcpy(buffer->term, ptr);
1225 temp = hv_fetch(scan_item, "OCCURRENCE", 10, 1);
1226 buffer->occurrences = SvIV(*temp);
1228 hv_undef(scan_item);
1230 rr->entries = scan_list;
1231 zhandle->handle = point;
1238 sv_free((SV *)href);
1240 sv_free((SV *)aref);
1242 sv_free((SV *)list);
1244 /*sv_free((SV *)entries);*/
1245 sv_free(entries_ref);
1250 bend_initresult *bend_init(bend_initrequest *q)
1252 int dummy = simpleserver_clone();
1253 bend_initresult *r = (bend_initresult *)
1254 odr_malloc (q->stream, sizeof(*r));
1259 NMEM nmem = nmem_create();
1260 Zfront_handle *zhandle = (Zfront_handle *) nmem_malloc (nmem,
1269 zhandle->nmem = nmem;
1270 zhandle->stop_flag = 0;
1274 q->bend_sort = bend_sort;
1278 q->bend_search = bend_search;
1282 q->bend_present = bend_present;
1284 /*q->bend_esrequest = bend_esrequest;*/
1285 /*q->bend_delete = bend_delete;*/
1288 q->bend_fetch = bend_fetch;
1292 q->bend_scan = bend_scan;
1296 hv_store(href, "IMP_ID", 6, newSVpv("", 0), 0);
1297 hv_store(href, "IMP_NAME", 8, newSVpv("", 0), 0);
1298 hv_store(href, "IMP_VER", 7, newSVpv("", 0), 0);
1299 hv_store(href, "ERR_CODE", 8, newSViv(0), 0);
1300 hv_store(href, "ERR_STR", 7, newSViv(0), 0);
1301 hv_store(href, "PEER_NAME", 9, newSVpv(q->peer_name, 0), 0);
1302 hv_store(href, "HANDLE", 6, newSVsv(&sv_undef), 0);
1303 hv_store(href, "PID", 3, newSViv(getpid()), 0);
1306 char *passwd = NULL;
1307 if (q->auth->which == Z_IdAuthentication_open) {
1309 user = nmem_strdup (odr_getmem (q->stream), q->auth->u.open);
1310 cp = strchr (user, '/');
1312 /* password after / given */
1316 } else if (q->auth->which == Z_IdAuthentication_idPass) {
1317 user = q->auth->u.idPass->userId;
1318 passwd = q->auth->u.idPass->password;
1320 /* ### some code paths have user/password unassigned here */
1322 hv_store(href, "USER", 4, newSVpv(user, 0), 0);
1324 hv_store(href, "PASS", 4, newSVpv(passwd, 0), 0);
1329 XPUSHs(sv_2mortal(newRV((SV*) href)));
1333 if (init_ref != NULL)
1335 handler_cv = simpleserver_sv2cv( init_ref );
1336 perl_call_sv( (SV *) handler_cv, G_SCALAR | G_DISCARD);
1341 temp = hv_fetch(href, "IMP_ID", 6, 1);
1342 ptr = SvPV(*temp, len);
1343 q->implementation_id = nmem_strdup(nmem, ptr);
1345 temp = hv_fetch(href, "IMP_NAME", 8, 1);
1346 ptr = SvPV(*temp, len);
1347 q->implementation_name = nmem_strdup(nmem, ptr);
1349 temp = hv_fetch(href, "IMP_VER", 7, 1);
1350 ptr = SvPV(*temp, len);
1351 q->implementation_version = nmem_strdup(nmem, ptr);
1353 temp = hv_fetch(href, "ERR_CODE", 8, 1);
1354 r->errcode = SvIV(*temp);
1356 temp = hv_fetch(href, "ERR_STR", 7, 1);
1357 ptr = SvPV(*temp, len);
1358 r->errstring = (char *)odr_malloc(q->stream, len + 1);
1359 strcpy(r->errstring, ptr);
1361 temp = hv_fetch(href, "HANDLE", 6, 1);
1362 handle= newSVsv(*temp);
1363 zhandle->handle = handle;
1365 r->handle = zhandle;
1368 sv_free((SV*) href);
1377 void bend_close(void *handle)
1380 Zfront_handle *zhandle = (Zfront_handle *)handle;
1390 hv_store(href, "HANDLE", 6, zhandle->handle, 0);
1394 XPUSHs(sv_2mortal(newRV((SV *)href)));
1398 handler_cv = simpleserver_sv2cv( close_ref );
1399 perl_call_sv( (SV *) handler_cv, G_SCALAR | G_DISCARD);
1403 sv_free((SV*) href);
1406 sv_free(zhandle->handle);
1410 stop_flag = zhandle->stop_flag;
1411 nmem_destroy(zhandle->nmem);
1412 simpleserver_free();
1420 MODULE = Net::Z3950::SimpleServer PACKAGE = Net::Z3950::SimpleServer
1426 set_init_handler(arg)
1429 init_ref = newSVsv(arg);
1433 set_close_handler(arg)
1436 close_ref = newSVsv(arg);
1440 set_sort_handler(arg)
1443 sort_ref = newSVsv(arg);
1446 set_search_handler(arg)
1449 search_ref = newSVsv(arg);
1453 set_fetch_handler(arg)
1456 fetch_ref = newSVsv(arg);
1460 set_present_handler(arg)
1463 present_ref = newSVsv(arg);
1467 set_esrequest_handler(arg)
1470 esrequest_ref = newSVsv(arg);
1474 set_delete_handler(arg)
1477 delete_ref = newSVsv(arg);
1481 set_scan_handler(arg)
1484 scan_ref = newSVsv(arg);
1496 argv_buf = (char **)xmalloc((items + 1) * sizeof(char *));
1498 for (i = 0; i < items; i++)
1500 ptr = SvPV(ST(i), len);
1501 *argv_buf = (char *)xmalloc(len + 1);
1502 strcpy(*argv_buf++, ptr);
1505 root_perl_context = PERL_GET_CONTEXT;
1506 nmem_mutex_create(&simpleserver_mutex);
1508 /* only for debugging perl_clone .. */
1512 RETVAL = statserv_main(items, argv, bend_init, bend_close);
1520 RETVAL = BEND_SCAN_SUCCESS;
1527 RETVAL = BEND_SCAN_PARTIAL;
1538 ptr = SvPV(arg, len);
1539 yaz_log(YLOG_LOG, "%.*s", len, ptr);