2 * $Id: SimpleServer.xs,v 1.41 2006-04-19 12:37:32 mike 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 static SV *zquery2perl(Z_Query *q)
453 if (q->which != Z_Query_type_1 && q->which != Z_Query_type_101)
455 sv = newObject("Net::Z3950::APDU::Query", (SV*) (hv = newHV()));
456 if (q->u.type_1->attributeSetId)
457 setMember(hv, "attributeSet",
458 translateOID(q->u.type_1->attributeSetId));
459 setMember(hv, "query", rpn2perl(q->u.type_1->RPNStructure));
464 int bend_sort(void *handle, bend_sort_rr *rr)
475 char **input_setnames;
476 Zfront_handle *zhandle = (Zfront_handle *)handle;
484 input_setnames = rr->input_setnames;
485 for (i = 0; i < rr->num_input_setnames; i++)
487 av_push(aref, newSVpv(*input_setnames++, 0));
490 hv_store(href, "INPUT", 5, newRV( (SV*) aref), 0);
491 hv_store(href, "OUTPUT", 6, newSVpv(rr->output_setname, 0), 0);
492 hv_store(href, "HANDLE", 6, zhandle->handle, 0);
493 hv_store(href, "STATUS", 6, newSViv(0), 0);
497 XPUSHs(sv_2mortal(newRV( (SV*) href)));
501 perl_call_sv(sort_ref, G_SCALAR | G_DISCARD);
505 temp = hv_fetch(href, "ERR_CODE", 8, 1);
506 err_code = newSVsv(*temp);
508 temp = hv_fetch(href, "ERR_STR", 7, 1);
509 err_str = newSVsv(*temp);
511 temp = hv_fetch(href, "STATUS", 6, 1);
512 status = newSVsv(*temp);
520 rr->errcode = SvIV(err_code);
521 rr->sort_status = SvIV(status);
522 ptr = SvPV(err_str, len);
523 ODR_err_str = (char *)odr_malloc(rr->stream, len + 1);
524 strcpy(ODR_err_str, ptr);
525 rr->errstring = ODR_err_str;
535 int bend_search(void *handle, bend_search_rr *rr)
547 Zfront_handle *zhandle = (Zfront_handle *)handle;
556 basenames = rr->basenames;
557 for (i = 0; i < rr->num_bases; i++)
559 av_push(aref, newSVpv(*basenames++, 0));
561 #if ENABLE_STOP_SERVER
562 if (rr->num_bases == 1 && !strcmp(rr->basenames[0], "XXstop"))
564 zhandle->stop_flag = 1;
568 hv_store(href, "SETNAME", 7, newSVpv(rr->setname, 0), 0);
569 hv_store(href, "REPL_SET", 8, newSViv(rr->replace_set), 0);
570 hv_store(href, "ERR_CODE", 8, newSViv(0), 0);
571 hv_store(href, "ERR_STR", 7, newSVpv("", 0), 0);
572 hv_store(href, "HITS", 4, newSViv(0), 0);
573 hv_store(href, "DATABASES", 9, newRV( (SV*) aref), 0);
574 hv_store(href, "HANDLE", 6, zhandle->handle, 0);
575 hv_store(href, "PID", 3, newSViv(getpid()), 0);
576 if ((rpnSV = zquery2perl(rr->query)) != 0) {
577 hv_store(href, "RPN", 3, rpnSV, 0);
579 query = zquery2pquery(rr->query);
582 hv_store(href, "QUERY", 5, newSVpv((char *)query->buf, query->pos), 0);
584 else if (rr->query->which == Z_Query_type_104 &&
585 rr->query->u.type_104->which == Z_External_CQL) {
586 hv_store(href, "CQL", 3,
587 newSVpv(rr->query->u.type_104->u.cql, 0), 0);
596 XPUSHs(sv_2mortal(newRV( (SV*) href)));
600 handler_cv = simpleserver_sv2cv( search_ref );
601 perl_call_sv( (SV *) handler_cv, G_SCALAR | G_DISCARD);
605 temp = hv_fetch(href, "HITS", 4, 1);
606 rr->hits = SvIV(*temp);
608 temp = hv_fetch(href, "ERR_CODE", 8, 1);
609 rr->errcode = SvIV(*temp);
611 temp = hv_fetch(href, "ERR_STR", 7, 1);
612 ptr = SvPV(*temp, len);
613 ODR_errstr = (char *)odr_malloc(rr->stream, len + 1);
614 strcpy(ODR_errstr, ptr);
615 rr->errstring = ODR_errstr;
617 temp = hv_fetch(href, "HANDLE", 6, 1);
618 point = newSVsv(*temp);
623 zhandle->handle = point;
624 sv_free( (SV*) aref);
625 sv_free( (SV*) href);
627 wrbuf_free(query, 1);
635 /* ### this is worryingly similar to oid2str() */
636 WRBUF oid2dotted(int *oid)
639 WRBUF buf = wrbuf_alloc();
642 for (; *oid != -1 ; oid++)
647 wrbuf_putc(buf, '.');
653 sprintf(ibuf, "%d", *oid);
654 wrbuf_puts(buf, ibuf);
660 int dotted2oid(char *dotted, int *buffer)
674 if (n == MAX_OID) /* Terminate if more than MAX_OID entries */
680 sscanf(ibuf, "%d", oid++);
693 sscanf(ibuf, "%d", oid++);
700 int bend_fetch(void *handle, bend_fetch_rr *rr)
719 Zfront_handle *zhandle = (Zfront_handle *)handle;
722 Z_RecordComposition *composition;
723 Z_ElementSetNames *simple;
732 hv_store(href, "SETNAME", 7, newSVpv(rr->setname, 0), 0);
733 temp = hv_store(href, "OFFSET", 6, newSViv(rr->number), 0);
734 if (rr->request_format_raw != 0) {
735 oid_dotted = oid2dotted(rr->request_format_raw);
737 /* Probably an SRU request: assume XML is required */
738 oid_dotted = wrbuf_alloc();
739 wrbuf_puts(oid_dotted, "1.2.840.10003.5.109.10");
741 hv_store(href, "REQ_FORM", 8, newSVpv((char *)oid_dotted->buf, oid_dotted->pos), 0);
742 hv_store(href, "REP_FORM", 8, newSVpv((char *)oid_dotted->buf, oid_dotted->pos), 0);
743 hv_store(href, "BASENAME", 8, newSVpv("", 0), 0);
744 hv_store(href, "RECORD", 6, newSVpv("", 0), 0);
745 hv_store(href, "LAST", 4, newSViv(0), 0);
746 hv_store(href, "ERR_CODE", 8, newSViv(0), 0);
747 hv_store(href, "ERR_STR", 7, newSVpv("", 0), 0);
748 hv_store(href, "SUR_FLAG", 8, newSViv(0), 0);
749 hv_store(href, "HANDLE", 6, zhandle->handle, 0);
750 hv_store(href, "PID", 3, newSViv(getpid()), 0);
753 composition = rr->comp;
754 if (composition->which == Z_RecordComp_simple)
756 simple = composition->u.simple;
757 if (simple->which == Z_ElementSetNames_generic)
759 hv_store(href, "COMP", 4, newSVpv(simple->u.generic, 0), 0);
768 /* This is where we end up in the case of
769 * SRU. Since record composition ("element
770 * sets") are meaningless in SRU anyway, we
778 XPUSHs(sv_2mortal(newRV( (SV*) href)));
782 handler_cv = simpleserver_sv2cv( fetch_ref );
783 perl_call_sv( (SV *) handler_cv, G_SCALAR | G_DISCARD);
787 temp = hv_fetch(href, "BASENAME", 8, 1);
788 basename = newSVsv(*temp);
790 temp = hv_fetch(href, "RECORD", 6, 1);
791 record = newSVsv(*temp);
793 temp = hv_fetch(href, "LAST", 4, 1);
794 last = newSVsv(*temp);
796 temp = hv_fetch(href, "ERR_CODE", 8, 1);
797 err_code = newSVsv(*temp);
799 temp = hv_fetch(href, "ERR_STR", 7, 1),
800 err_string = newSVsv(*temp);
802 temp = hv_fetch(href, "SUR_FLAG", 8, 1);
803 sur_flag = newSVsv(*temp);
805 temp = hv_fetch(href, "REP_FORM", 8, 1);
806 rep_form = newSVsv(*temp);
808 temp = hv_fetch(href, "HANDLE", 6, 1);
809 point = newSVsv(*temp);
814 ptr = SvPV(basename, length);
815 ODR_basename = (char *)odr_malloc(rr->stream, length + 1);
816 strcpy(ODR_basename, ptr);
817 rr->basename = ODR_basename;
819 ptr = SvPV(rep_form, length);
820 ODR_oid_buf = (int *)odr_malloc(rr->stream, (MAX_OID + 1) * sizeof(int));
821 if (dotted2oid(ptr, ODR_oid_buf) == -1) /* Maximum number of OID elements exceeded */
823 printf("Net::Z3950::SimpleServer: WARNING: OID structure too long, max length is %d\n", MAX_OID);
825 rr->output_format_raw = ODR_oid_buf;
827 ptr = SvPV(record, length);
828 oid = oid_getentbyoid(ODR_oid_buf);
829 if (oid->value == VAL_GRS1) /* Treat GRS-1 records separately */
831 rr->record = (char *) read_grs1(ptr, rr->stream);
836 ODR_record = (char *)odr_malloc(rr->stream, length + 1);
837 strcpy(ODR_record, ptr);
838 rr->record = ODR_record;
841 zhandle->handle = point;
843 rr->last_in_set = SvIV(last);
847 rr->errcode = SvIV(err_code);
848 ptr = SvPV(err_string, length);
849 ODR_errstr = (char *)odr_malloc(rr->stream, length + 1);
850 strcpy(ODR_errstr, ptr);
851 rr->errstring = ODR_errstr;
853 rr->surrogate_flag = SvIV(sur_flag);
855 wrbuf_free(oid_dotted, 1);
873 int bend_present(void *handle, bend_present_rr *rr)
882 Z_RecordComposition *composition;
883 Z_ElementSetNames *simple;
886 Zfront_handle *zhandle = (Zfront_handle *)handle;
889 /* WRBUF oid_dotted; */
896 hv_store(href, "HANDLE", 6, zhandle->handle, 0);
897 hv_store(href, "ERR_CODE", 8, newSViv(0), 0);
898 hv_store(href, "ERR_STR", 7, newSVpv("", 0), 0);
899 hv_store(href, "START", 5, newSViv(rr->start), 0);
900 hv_store(href, "SETNAME", 7, newSVpv(rr->setname, 0), 0);
901 hv_store(href, "NUMBER", 6, newSViv(rr->number), 0);
902 /*oid_dotted = oid2dotted(rr->request_format_raw);
903 hv_store(href, "REQ_FORM", 8, newSVpv((char *)oid_dotted->buf, oid_dotted->pos), 0);*/
904 hv_store(href, "HITS", 4, newSViv(0), 0);
905 hv_store(href, "PID", 3, newSViv(getpid()), 0);
908 composition = rr->comp;
909 if (composition->which == Z_RecordComp_simple)
911 simple = composition->u.simple;
912 if (simple->which == Z_ElementSetNames_generic)
914 hv_store(href, "COMP", 4, newSVpv(simple->u.generic, 0), 0);
931 XPUSHs(sv_2mortal(newRV( (SV*) href)));
935 handler_cv = simpleserver_sv2cv( present_ref );
936 perl_call_sv( (SV *) handler_cv, G_SCALAR | G_DISCARD);
940 temp = hv_fetch(href, "ERR_CODE", 8, 1);
941 err_code = newSVsv(*temp);
943 temp = hv_fetch(href, "ERR_STR", 7, 1);
944 err_string = newSVsv(*temp);
946 temp = hv_fetch(href, "HITS", 4, 1);
947 hits = newSVsv(*temp);
949 temp = hv_fetch(href, "HANDLE", 6, 1);
950 point = newSVsv(*temp);
957 rr->errcode = SvIV(err_code);
958 rr->hits = SvIV(hits);
960 ptr = SvPV(err_string, len);
961 ODR_errstr = (char *)odr_malloc(rr->stream, len + 1);
962 strcpy(ODR_errstr, ptr);
963 rr->errstring = ODR_errstr;
964 /* wrbuf_free(oid_dotted, 1);*/
965 zhandle->handle = point;
970 sv_free( (SV*) href);
976 int bend_esrequest(void *handle, bend_esrequest_rr *rr)
978 perl_call_sv(esrequest_ref, G_VOID | G_DISCARD | G_NOARGS);
983 int bend_delete(void *handle, bend_delete_rr *rr)
985 perl_call_sv(delete_ref, G_VOID | G_DISCARD | G_NOARGS);
990 int bend_scan(void *handle, bend_scan_rr *rr)
997 struct scan_entry *scan_list;
998 struct scan_entry *buffer;
999 int *step_size = rr->step_size;
1003 SV *err_code = sv_newmortal();
1004 SV *err_str = sv_newmortal();
1005 SV *point = sv_newmortal();
1006 SV *status = sv_newmortal();
1007 SV *number = sv_newmortal();
1013 Zfront_handle *zhandle = (Zfront_handle *)handle;
1021 if (rr->term->term->which == Z_Term_general)
1023 term_len = rr->term->term->u.general->len;
1024 hv_store(href, "TERM", 4, newSVpv(rr->term->term->u.general->buf, term_len), 0);
1026 rr->errcode = 229; /* Unsupported term type */
1029 hv_store(href, "STEP", 4, newSViv(*step_size), 0);
1030 hv_store(href, "NUMBER", 6, newSViv(rr->num_entries), 0);
1031 hv_store(href, "POS", 3, newSViv(rr->term_position), 0);
1032 hv_store(href, "ERR_CODE", 8, newSViv(0), 0);
1033 hv_store(href, "ERR_STR", 7, newSVpv("", 0), 0);
1034 hv_store(href, "HANDLE", 6, zhandle->handle, 0);
1035 hv_store(href, "STATUS", 6, newSViv(BEND_SCAN_SUCCESS), 0);
1036 hv_store(href, "ENTRIES", 7, newRV((SV *) list), 0);
1038 basenames = rr->basenames;
1039 for (i = 0; i < rr->num_bases; i++)
1041 av_push(aref, newSVpv(*basenames++, 0));
1043 hv_store(href, "DATABASES", 9, newRV( (SV*) aref), 0);
1047 XPUSHs(sv_2mortal(newRV( (SV*) href)));
1051 handler_cv = simpleserver_sv2cv( scan_ref );
1052 perl_call_sv( (SV *) handler_cv, G_SCALAR | G_DISCARD);
1056 temp = hv_fetch(href, "ERR_CODE", 8, 1);
1057 err_code = newSVsv(*temp);
1059 temp = hv_fetch(href, "ERR_STR", 7, 1);
1060 err_str = newSVsv(*temp);
1062 temp = hv_fetch(href, "HANDLE", 6, 1);
1063 point = newSVsv(*temp);
1065 temp = hv_fetch(href, "STATUS", 6, 1);
1066 status = newSVsv(*temp);
1068 temp = hv_fetch(href, "NUMBER", 6, 1);
1069 number = newSVsv(*temp);
1071 temp = hv_fetch(href, "ENTRIES", 7, 1);
1072 entries_ref = newSVsv(*temp);
1078 ptr = SvPV(err_str, len);
1079 ODR_errstr = (char *)odr_malloc(rr->stream, len + 1);
1080 strcpy(ODR_errstr, ptr);
1081 rr->errstring = ODR_errstr;
1082 rr->errcode = SvIV(err_code);
1083 rr->num_entries = SvIV(number);
1084 rr->status = SvIV(status);
1085 scan_list = (struct scan_entry *) odr_malloc (rr->stream, rr->num_entries * sizeof(*scan_list));
1087 entries = (AV *)SvRV(entries_ref);
1088 for (i = 0; i < rr->num_entries; i++)
1090 scan_item = (HV *)SvRV(sv_2mortal(av_shift(entries)));
1091 temp = hv_fetch(scan_item, "TERM", 4, 1);
1092 ptr = SvPV(*temp, len);
1093 buffer->term = (char *) odr_malloc (rr->stream, len + 1);
1094 strcpy(buffer->term, ptr);
1095 temp = hv_fetch(scan_item, "OCCURRENCE", 10, 1);
1096 buffer->occurrences = SvIV(*temp);
1098 hv_undef(scan_item);
1100 rr->entries = scan_list;
1101 zhandle->handle = point;
1108 sv_free((SV *)href);
1110 sv_free((SV *)aref);
1112 sv_free((SV *)list);
1114 /*sv_free((SV *)entries);*/
1115 sv_free(entries_ref);
1120 bend_initresult *bend_init(bend_initrequest *q)
1122 int dummy = simpleserver_clone();
1123 bend_initresult *r = (bend_initresult *)
1124 odr_malloc (q->stream, sizeof(*r));
1129 NMEM nmem = nmem_create();
1130 Zfront_handle *zhandle = (Zfront_handle *) nmem_malloc (nmem,
1139 zhandle->nmem = nmem;
1140 zhandle->stop_flag = 0;
1141 /*q->bend_sort = bend_sort;*/
1144 q->bend_search = bend_search;
1148 q->bend_present = bend_present;
1150 /*q->bend_esrequest = bend_esrequest;*/
1151 /*q->bend_delete = bend_delete;*/
1154 q->bend_fetch = bend_fetch;
1158 q->bend_scan = bend_scan;
1162 hv_store(href, "IMP_ID", 6, newSVpv("", 0), 0);
1163 hv_store(href, "IMP_NAME", 8, newSVpv("", 0), 0);
1164 hv_store(href, "IMP_VER", 7, newSVpv("", 0), 0);
1165 hv_store(href, "ERR_CODE", 8, newSViv(0), 0);
1166 hv_store(href, "ERR_STR", 7, newSViv(0), 0);
1167 hv_store(href, "PEER_NAME", 9, newSVpv(q->peer_name, 0), 0);
1168 hv_store(href, "HANDLE", 6, newSVsv(&sv_undef), 0);
1169 hv_store(href, "PID", 3, newSViv(getpid()), 0);
1172 char *passwd = NULL;
1173 if (q->auth->which == Z_IdAuthentication_open) {
1175 user = nmem_strdup (odr_getmem (q->stream), q->auth->u.open);
1176 cp = strchr (user, '/');
1178 /* password after / given */
1182 } else if (q->auth->which == Z_IdAuthentication_idPass) {
1183 user = q->auth->u.idPass->userId;
1184 passwd = q->auth->u.idPass->password;
1186 /* ### some code paths have user/password unassigned here */
1188 hv_store(href, "USER", 4, newSVpv(user, 0), 0);
1190 hv_store(href, "PASS", 4, newSVpv(passwd, 0), 0);
1195 XPUSHs(sv_2mortal(newRV((SV*) href)));
1199 if (init_ref != NULL)
1201 handler_cv = simpleserver_sv2cv( init_ref );
1202 perl_call_sv( (SV *) handler_cv, G_SCALAR | G_DISCARD);
1207 temp = hv_fetch(href, "IMP_ID", 6, 1);
1208 ptr = SvPV(*temp, len);
1209 q->implementation_id = nmem_strdup(nmem, ptr);
1211 temp = hv_fetch(href, "IMP_NAME", 8, 1);
1212 ptr = SvPV(*temp, len);
1213 q->implementation_name = nmem_strdup(nmem, ptr);
1215 temp = hv_fetch(href, "IMP_VER", 7, 1);
1216 ptr = SvPV(*temp, len);
1217 q->implementation_version = nmem_strdup(nmem, ptr);
1219 temp = hv_fetch(href, "ERR_CODE", 8, 1);
1220 r->errcode = SvIV(*temp);
1222 temp = hv_fetch(href, "ERR_STR", 7, 1);
1223 ptr = SvPV(*temp, len);
1224 r->errstring = (char *)odr_malloc(q->stream, len + 1);
1225 strcpy(r->errstring, ptr);
1227 temp = hv_fetch(href, "HANDLE", 6, 1);
1228 handle= newSVsv(*temp);
1229 zhandle->handle = handle;
1231 r->handle = zhandle;
1234 sv_free((SV*) href);
1243 void bend_close(void *handle)
1246 Zfront_handle *zhandle = (Zfront_handle *)handle;
1256 hv_store(href, "HANDLE", 6, zhandle->handle, 0);
1260 XPUSHs(sv_2mortal(newRV((SV *)href)));
1264 handler_cv = simpleserver_sv2cv( close_ref );
1265 perl_call_sv( (SV *) handler_cv, G_SCALAR | G_DISCARD);
1269 sv_free((SV*) href);
1272 sv_free(zhandle->handle);
1276 stop_flag = zhandle->stop_flag;
1277 nmem_destroy(zhandle->nmem);
1278 simpleserver_free();
1286 MODULE = Net::Z3950::SimpleServer PACKAGE = Net::Z3950::SimpleServer
1292 set_init_handler(arg)
1295 init_ref = newSVsv(arg);
1299 set_close_handler(arg)
1302 close_ref = newSVsv(arg);
1306 set_sort_handler(arg)
1309 sort_ref = newSVsv(arg);
1312 set_search_handler(arg)
1315 search_ref = newSVsv(arg);
1319 set_fetch_handler(arg)
1322 fetch_ref = newSVsv(arg);
1326 set_present_handler(arg)
1329 present_ref = newSVsv(arg);
1333 set_esrequest_handler(arg)
1336 esrequest_ref = newSVsv(arg);
1340 set_delete_handler(arg)
1343 delete_ref = newSVsv(arg);
1347 set_scan_handler(arg)
1350 scan_ref = newSVsv(arg);
1362 argv_buf = (char **)xmalloc((items + 1) * sizeof(char *));
1364 for (i = 0; i < items; i++)
1366 ptr = SvPV(ST(i), len);
1367 *argv_buf = (char *)xmalloc(len + 1);
1368 strcpy(*argv_buf++, ptr);
1371 root_perl_context = PERL_GET_CONTEXT;
1372 nmem_mutex_create(&simpleserver_mutex);
1374 /* only for debugging perl_clone .. */
1378 RETVAL = statserv_main(items, argv, bend_init, bend_close);
1386 RETVAL = BEND_SCAN_SUCCESS;
1393 RETVAL = BEND_SCAN_PARTIAL;
1404 ptr = SvPV(arg, len);
1405 yaz_log(YLOG_LOG, "%.*s", len, ptr);