2 * $Id: SimpleServer.xs,v 1.36 2006-01-30 21:29:41 adam 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 static int rpn2pquery(Z_RPNStructure *s, WRBUF buf)
278 case Z_RPNStructure_simple: {
279 Z_Operand *o = s->u.simple;
282 case Z_Operand_APT: {
283 Z_AttributesPlusTerm *at = o->u.attributesPlusTerm;
285 if (at->attributes) {
289 for (i = 0; i < at->attributes->num_attributes; i++) {
290 wrbuf_puts(buf, "@attr ");
291 if (at->attributes->attributes[i]->attributeSet) {
292 oid2str(at->attributes->attributes[i]->attributeSet, buf);
293 wrbuf_putc(buf, ' ');
295 sprintf(ibuf, "%d=", *at->attributes->attributes[i]->attributeType);
296 assert(at->attributes->attributes[i]->which == Z_AttributeValue_numeric);
297 wrbuf_puts(buf, ibuf);
298 sprintf(ibuf, "%d ", *at->attributes->attributes[i]->value.numeric);
299 wrbuf_puts(buf, ibuf);
302 switch (at->term->which) {
303 case Z_Term_general: {
304 wrbuf_putc(buf, '"');
305 wrbuf_write(buf, (char*) at->term->u.general->buf, at->term->u.general->len);
306 wrbuf_puts(buf, "\" ");
317 case Z_RPNStructure_complex: {
318 Z_Complex *c = s->u.complex;
320 switch (c->roperator->which) {
321 case Z_Operator_and: wrbuf_puts(buf, "@and "); break;
322 case Z_Operator_or: wrbuf_puts(buf, "@or "); break;
323 case Z_Operator_and_not: wrbuf_puts(buf, "@not "); break;
324 case Z_Operator_prox: abort();
327 if (!rpn2pquery(c->s1, buf))
329 if (!rpn2pquery(c->s2, buf))
339 WRBUF zquery2pquery(Z_Query *q)
341 WRBUF buf = wrbuf_alloc();
343 if (q->which != Z_Query_type_1 && q->which != Z_Query_type_101)
345 if (q->u.type_1->attributeSetId) {
346 /* Output attribute set ID */
347 wrbuf_puts(buf, "@attrset ");
348 oid2str(q->u.type_1->attributeSetId, buf);
349 wrbuf_putc(buf, ' ');
351 return rpn2pquery(q->u.type_1->RPNStructure, buf) ? buf : 0;
355 /* Lifted verbatim from Net::Z3950 yazwrap/util.c */
357 void fatal(char *fmt, ...)
361 fprintf(stderr, "FATAL (SimpleServer): ");
363 vfprintf(stderr, fmt, ap);
365 fprintf(stderr, "\n");
370 /* Lifted verbatim from Net::Z3950 yazwrap/receive.c */
372 * Creates a new Perl object of type `class'; the newly-created scalar
373 * that is a reference to the blessed thingy `referent' is returned.
375 static SV *newObject(char *class, SV *referent)
380 sv = newRV_noinc((SV*) referent);
381 stash = gv_stashpv(class, 0);
383 fatal("attempt to create object of undefined class '%s'", class);
384 /*assert(stash != 0);*/
390 /* Lifted verbatim from Net::Z3950 yazwrap/receive.c */
391 static void setMember(HV *hv, char *name, SV *val)
393 /* We don't increment `val's reference count -- I think this is
394 * right because it's created with a refcount of 1, and in fact
395 * the reference via this hash is the only reference to it in
398 if (!hv_store(hv, name, (U32) strlen(name), val, (U32) 0))
399 fatal("couldn't store member in hash");
403 /* Lifted verbatim from Net::Z3950 yazwrap/receive.c */
404 static SV *translateOID(Odr_oid *x)
406 /* Yaz represents an OID by an int array terminated by a negative
407 * value, typically -1; we represent it as a reference to a
408 * blessed scalar string of "."-separated elements.
414 for (i = 0; x[i] >= 0; i++) {
415 sprintf(buf + strlen(buf), "%d", (int) x[i]);
421 * ### We'd like to return a blessed scalar (string) here, but of
422 * course you can't do that in Perl: only references can be
423 * blessed, so we'd have to return a _reference_ to a string, and
424 * bless _that_. Better to do without the blessing, I think.
427 return newSVpv(buf, 0);
429 return newObject("Net::Z3950::APDU::OID", newSVpv(buf, 0));
434 static SV *rpn2perl(Z_RPNStructure *s)
441 case Z_RPNStructure_simple: {
442 Z_Operand *o = s->u.simple;
443 Z_AttributesPlusTerm *at;
444 if (o->which == Z_Operand_resultSetId) {
446 /* This code causes a SIGBUS on my machine, and I have no
447 idea why. It seems as clear as day to me */
448 char *rsid = (char*) o->u.resultSetId;
449 printf("Encoding resultSetId '%s'\n", rsid);
450 sv = newObject("Net::Z3950::RPN::RSID", (SV*) (hv = newHV()));
451 printf("Made sv=0x%lx, hv=0x%lx\n",
452 (unsigned long) sv ,(unsigned long) hv);
453 sv2 = newSVpv(rsid, strlen(rsid));
454 setMember(hv, "id", sv2);
455 printf("Set hv{id} to 0x%lx\n", (unsigned long) sv2);
458 if (o->which != Z_Operand_APT)
459 fatal("can't handle RPN simples other than APT and RSID");
460 at = o->u.attributesPlusTerm;
461 if (at->term->which != Z_Term_general)
462 fatal("can't handle RPN terms other than general");
464 sv = newObject("Net::Z3950::RPN::Term", (SV*) (hv = newHV()));
465 if (at->attributes) {
467 SV *attrs = newObject("Net::Z3950::RPN::Attributes",
468 (SV*) (av = newAV()));
469 for (i = 0; i < at->attributes->num_attributes; i++) {
470 Z_AttributeElement *elem = at->attributes->attributes[i];
472 SV *tmp = newObject("Net::Z3950::RPN::Attribute",
473 (SV*) (hv2 = newHV()));
474 if (elem->attributeSet)
475 setMember(hv2, "attributeSet",
476 translateOID(elem->attributeSet));
477 setMember(hv2, "attributeType",
478 newSViv(*elem->attributeType));
479 assert(elem->which == Z_AttributeValue_numeric);
480 setMember(hv2, "attributeValue",
481 newSViv(*elem->value.numeric));
484 setMember(hv, "attributes", attrs);
486 setMember(hv, "term", newSVpv((char*) at->term->u.general->buf,
487 at->term->u.general->len));
490 case Z_RPNStructure_complex: {
492 Z_Complex *c = s->u.complex;
493 char *type = 0; /* vacuous assignment satisfies gcc -Wall */
494 switch (c->roperator->which) {
495 case Z_Operator_and: type = "Net::Z3950::RPN::And"; break;
496 case Z_Operator_or: type = "Net::Z3950::RPN::Or"; break;
497 case Z_Operator_and_not: type = "Net::Z3950::RPN::AndNot"; break;
498 case Z_Operator_prox: fatal("proximity not yet supported");
499 default: fatal("unknown RPN operator %d", (int) c->roperator->which);
501 sv = newObject(type, (SV*) (av = newAV()));
502 if ((tmp = rpn2perl(c->s1)) == 0)
505 if ((tmp = rpn2perl(c->s2)) == 0)
510 default: fatal("unknown RPN node type %d", (int) s->which);
517 static SV *zquery2perl(Z_Query *q)
522 if (q->which != Z_Query_type_1 && q->which != Z_Query_type_101)
524 sv = newObject("Net::Z3950::APDU::Query", (SV*) (hv = newHV()));
525 if (q->u.type_1->attributeSetId)
526 setMember(hv, "attributeSet",
527 translateOID(q->u.type_1->attributeSetId));
528 setMember(hv, "query", rpn2perl(q->u.type_1->RPNStructure));
533 int bend_sort(void *handle, bend_sort_rr *rr)
544 char **input_setnames;
545 Zfront_handle *zhandle = (Zfront_handle *)handle;
553 input_setnames = rr->input_setnames;
554 for (i = 0; i < rr->num_input_setnames; i++)
556 av_push(aref, newSVpv(*input_setnames++, 0));
559 hv_store(href, "INPUT", 5, newRV( (SV*) aref), 0);
560 hv_store(href, "OUTPUT", 6, newSVpv(rr->output_setname, 0), 0);
561 hv_store(href, "HANDLE", 6, zhandle->handle, 0);
562 hv_store(href, "STATUS", 6, newSViv(0), 0);
566 XPUSHs(sv_2mortal(newRV( (SV*) href)));
570 perl_call_sv(sort_ref, G_SCALAR | G_DISCARD);
574 temp = hv_fetch(href, "ERR_CODE", 8, 1);
575 err_code = newSVsv(*temp);
577 temp = hv_fetch(href, "ERR_STR", 7, 1);
578 err_str = newSVsv(*temp);
580 temp = hv_fetch(href, "STATUS", 6, 1);
581 status = newSVsv(*temp);
589 rr->errcode = SvIV(err_code);
590 rr->sort_status = SvIV(status);
591 ptr = SvPV(err_str, len);
592 ODR_err_str = (char *)odr_malloc(rr->stream, len + 1);
593 strcpy(ODR_err_str, ptr);
594 rr->errstring = ODR_err_str;
604 int bend_search(void *handle, bend_search_rr *rr)
616 Zfront_handle *zhandle = (Zfront_handle *)handle;
624 basenames = rr->basenames;
625 for (i = 0; i < rr->num_bases; i++)
627 av_push(aref, newSVpv(*basenames++, 0));
629 #if ENABLE_STOP_SERVER
630 if (rr->num_bases == 1 && !strcmp(rr->basenames[0], "XXstop"))
632 zhandle->stop_flag = 1;
636 hv_store(href, "SETNAME", 7, newSVpv(rr->setname, 0), 0);
637 hv_store(href, "REPL_SET", 8, newSViv(rr->replace_set), 0);
638 hv_store(href, "ERR_CODE", 8, newSViv(0), 0);
639 hv_store(href, "ERR_STR", 7, newSVpv("", 0), 0);
640 hv_store(href, "HITS", 4, newSViv(0), 0);
641 hv_store(href, "DATABASES", 9, newRV( (SV*) aref), 0);
642 hv_store(href, "HANDLE", 6, zhandle->handle, 0);
643 hv_store(href, "PID", 3, newSViv(getpid()), 0);
644 hv_store(href, "RPN", 3, zquery2perl(rr->query), 0);
645 query = zquery2pquery(rr->query);
648 hv_store(href, "QUERY", 5, newSVpv((char *)query->buf, query->pos), 0);
656 XPUSHs(sv_2mortal(newRV( (SV*) href)));
660 handler_cv = simpleserver_sv2cv( search_ref );
661 perl_call_sv( (SV *) handler_cv, G_SCALAR | G_DISCARD);
665 temp = hv_fetch(href, "HITS", 4, 1);
666 rr->hits = SvIV(*temp);
668 temp = hv_fetch(href, "ERR_CODE", 8, 1);
669 rr->errcode = SvIV(*temp);
671 temp = hv_fetch(href, "ERR_STR", 7, 1);
672 ptr = SvPV(*temp, len);
673 ODR_errstr = (char *)odr_malloc(rr->stream, len + 1);
674 strcpy(ODR_errstr, ptr);
675 rr->errstring = ODR_errstr;
677 temp = hv_fetch(href, "HANDLE", 6, 1);
678 point = newSVsv(*temp);
683 zhandle->handle = point;
684 sv_free( (SV*) aref);
685 sv_free( (SV*) href);
686 wrbuf_free(query, 1);
694 /* ### this is worryingly similar to oid2str() */
695 WRBUF oid2dotted(int *oid)
698 WRBUF buf = wrbuf_alloc();
701 for (; *oid != -1 ; oid++)
706 wrbuf_putc(buf, '.');
712 sprintf(ibuf, "%d", *oid);
713 wrbuf_puts(buf, ibuf);
719 int dotted2oid(char *dotted, int *buffer)
733 if (n == MAX_OID) /* Terminate if more than MAX_OID entries */
739 sscanf(ibuf, "%d", oid++);
752 sscanf(ibuf, "%d", oid++);
759 int bend_fetch(void *handle, bend_fetch_rr *rr)
778 Zfront_handle *zhandle = (Zfront_handle *)handle;
781 Z_RecordComposition *composition;
782 Z_ElementSetNames *simple;
791 hv_store(href, "SETNAME", 7, newSVpv(rr->setname, 0), 0);
792 temp = hv_store(href, "OFFSET", 6, newSViv(rr->number), 0);
793 oid_dotted = oid2dotted(rr->request_format_raw);
794 hv_store(href, "REQ_FORM", 8, newSVpv((char *)oid_dotted->buf, oid_dotted->pos), 0);
795 hv_store(href, "REP_FORM", 8, newSVpv((char *)oid_dotted->buf, oid_dotted->pos), 0);
796 hv_store(href, "BASENAME", 8, newSVpv("", 0), 0);
797 hv_store(href, "RECORD", 6, newSVpv("", 0), 0);
798 hv_store(href, "LAST", 4, newSViv(0), 0);
799 hv_store(href, "ERR_CODE", 8, newSViv(0), 0);
800 hv_store(href, "ERR_STR", 7, newSVpv("", 0), 0);
801 hv_store(href, "SUR_FLAG", 8, newSViv(0), 0);
802 hv_store(href, "HANDLE", 6, zhandle->handle, 0);
803 hv_store(href, "PID", 3, newSViv(getpid()), 0);
806 composition = rr->comp;
807 if (composition->which == Z_RecordComp_simple)
809 simple = composition->u.simple;
810 if (simple->which == Z_ElementSetNames_generic)
812 hv_store(href, "COMP", 4, newSVpv(simple->u.generic, 0), 0);
827 XPUSHs(sv_2mortal(newRV( (SV*) href)));
831 handler_cv = simpleserver_sv2cv( fetch_ref );
832 perl_call_sv( (SV *) handler_cv, G_SCALAR | G_DISCARD);
836 temp = hv_fetch(href, "BASENAME", 8, 1);
837 basename = newSVsv(*temp);
839 temp = hv_fetch(href, "RECORD", 6, 1);
840 record = newSVsv(*temp);
842 temp = hv_fetch(href, "LAST", 4, 1);
843 last = newSVsv(*temp);
845 temp = hv_fetch(href, "ERR_CODE", 8, 1);
846 err_code = newSVsv(*temp);
848 temp = hv_fetch(href, "ERR_STR", 7, 1),
849 err_string = newSVsv(*temp);
851 temp = hv_fetch(href, "SUR_FLAG", 8, 1);
852 sur_flag = newSVsv(*temp);
854 temp = hv_fetch(href, "REP_FORM", 8, 1);
855 rep_form = newSVsv(*temp);
857 temp = hv_fetch(href, "HANDLE", 6, 1);
858 point = newSVsv(*temp);
863 ptr = SvPV(basename, length);
864 ODR_basename = (char *)odr_malloc(rr->stream, length + 1);
865 strcpy(ODR_basename, ptr);
866 rr->basename = ODR_basename;
868 ptr = SvPV(rep_form, length);
869 ODR_oid_buf = (int *)odr_malloc(rr->stream, (MAX_OID + 1) * sizeof(int));
870 if (dotted2oid(ptr, ODR_oid_buf) == -1) /* Maximum number of OID elements exceeded */
872 printf("Net::Z3950::SimpleServer: WARNING: OID structure too long, max length is %d\n", MAX_OID);
874 rr->output_format_raw = ODR_oid_buf;
876 ptr = SvPV(record, length);
877 oid = oid_getentbyoid(ODR_oid_buf);
878 if (oid->value == VAL_GRS1) /* Treat GRS-1 records separately */
880 rr->record = (char *) read_grs1(ptr, rr->stream);
885 ODR_record = (char *)odr_malloc(rr->stream, length + 1);
886 strcpy(ODR_record, ptr);
887 rr->record = ODR_record;
890 zhandle->handle = point;
892 rr->last_in_set = SvIV(last);
896 rr->errcode = SvIV(err_code);
897 ptr = SvPV(err_string, length);
898 ODR_errstr = (char *)odr_malloc(rr->stream, length + 1);
899 strcpy(ODR_errstr, ptr);
900 rr->errstring = ODR_errstr;
902 rr->surrogate_flag = SvIV(sur_flag);
904 wrbuf_free(oid_dotted, 1);
922 int bend_present(void *handle, bend_present_rr *rr)
931 Z_RecordComposition *composition;
932 Z_ElementSetNames *simple;
935 Zfront_handle *zhandle = (Zfront_handle *)handle;
938 /* WRBUF oid_dotted; */
945 hv_store(href, "HANDLE", 6, zhandle->handle, 0);
946 hv_store(href, "ERR_CODE", 8, newSViv(0), 0);
947 hv_store(href, "ERR_STR", 7, newSVpv("", 0), 0);
948 hv_store(href, "START", 5, newSViv(rr->start), 0);
949 hv_store(href, "SETNAME", 7, newSVpv(rr->setname, 0), 0);
950 hv_store(href, "NUMBER", 6, newSViv(rr->number), 0);
951 /*oid_dotted = oid2dotted(rr->request_format_raw);
952 hv_store(href, "REQ_FORM", 8, newSVpv((char *)oid_dotted->buf, oid_dotted->pos), 0);*/
953 hv_store(href, "HITS", 4, newSViv(0), 0);
954 hv_store(href, "PID", 3, newSViv(getpid()), 0);
957 composition = rr->comp;
958 if (composition->which == Z_RecordComp_simple)
960 simple = composition->u.simple;
961 if (simple->which == Z_ElementSetNames_generic)
963 hv_store(href, "COMP", 4, newSVpv(simple->u.generic, 0), 0);
980 XPUSHs(sv_2mortal(newRV( (SV*) href)));
984 handler_cv = simpleserver_sv2cv( present_ref );
985 perl_call_sv( (SV *) handler_cv, G_SCALAR | G_DISCARD);
989 temp = hv_fetch(href, "ERR_CODE", 8, 1);
990 err_code = newSVsv(*temp);
992 temp = hv_fetch(href, "ERR_STR", 7, 1);
993 err_string = newSVsv(*temp);
995 temp = hv_fetch(href, "HITS", 4, 1);
996 hits = newSVsv(*temp);
998 temp = hv_fetch(href, "HANDLE", 6, 1);
999 point = newSVsv(*temp);
1006 rr->errcode = SvIV(err_code);
1007 rr->hits = SvIV(hits);
1009 ptr = SvPV(err_string, len);
1010 ODR_errstr = (char *)odr_malloc(rr->stream, len + 1);
1011 strcpy(ODR_errstr, ptr);
1012 rr->errstring = ODR_errstr;
1013 /* wrbuf_free(oid_dotted, 1);*/
1014 zhandle->handle = point;
1017 sv_free(err_string);
1019 sv_free( (SV*) href);
1025 int bend_esrequest(void *handle, bend_esrequest_rr *rr)
1027 perl_call_sv(esrequest_ref, G_VOID | G_DISCARD | G_NOARGS);
1032 int bend_delete(void *handle, bend_delete_rr *rr)
1034 perl_call_sv(delete_ref, G_VOID | G_DISCARD | G_NOARGS);
1039 int bend_scan(void *handle, bend_scan_rr *rr)
1046 struct scan_entry *scan_list;
1047 struct scan_entry *buffer;
1048 int *step_size = rr->step_size;
1052 SV *err_code = sv_newmortal();
1053 SV *err_str = sv_newmortal();
1054 SV *point = sv_newmortal();
1055 SV *status = sv_newmortal();
1056 SV *number = sv_newmortal();
1062 Zfront_handle *zhandle = (Zfront_handle *)handle;
1070 if (rr->term->term->which == Z_Term_general)
1072 term_len = rr->term->term->u.general->len;
1073 hv_store(href, "TERM", 4, newSVpv(rr->term->term->u.general->buf, term_len), 0);
1075 rr->errcode = 229; /* Unsupported term type */
1078 hv_store(href, "STEP", 4, newSViv(*step_size), 0);
1079 hv_store(href, "NUMBER", 6, newSViv(rr->num_entries), 0);
1080 hv_store(href, "POS", 3, newSViv(rr->term_position), 0);
1081 hv_store(href, "ERR_CODE", 8, newSViv(0), 0);
1082 hv_store(href, "ERR_STR", 7, newSVpv("", 0), 0);
1083 hv_store(href, "HANDLE", 6, zhandle->handle, 0);
1084 hv_store(href, "STATUS", 6, newSViv(BEND_SCAN_SUCCESS), 0);
1085 hv_store(href, "ENTRIES", 7, newRV((SV *) list), 0);
1087 basenames = rr->basenames;
1088 for (i = 0; i < rr->num_bases; i++)
1090 av_push(aref, newSVpv(*basenames++, 0));
1092 hv_store(href, "DATABASES", 9, newRV( (SV*) aref), 0);
1096 XPUSHs(sv_2mortal(newRV( (SV*) href)));
1100 handler_cv = simpleserver_sv2cv( scan_ref );
1101 perl_call_sv( (SV *) handler_cv, G_SCALAR | G_DISCARD);
1105 temp = hv_fetch(href, "ERR_CODE", 8, 1);
1106 err_code = newSVsv(*temp);
1108 temp = hv_fetch(href, "ERR_STR", 7, 1);
1109 err_str = newSVsv(*temp);
1111 temp = hv_fetch(href, "HANDLE", 6, 1);
1112 point = newSVsv(*temp);
1114 temp = hv_fetch(href, "STATUS", 6, 1);
1115 status = newSVsv(*temp);
1117 temp = hv_fetch(href, "NUMBER", 6, 1);
1118 number = newSVsv(*temp);
1120 temp = hv_fetch(href, "ENTRIES", 7, 1);
1121 entries_ref = newSVsv(*temp);
1127 ptr = SvPV(err_str, len);
1128 ODR_errstr = (char *)odr_malloc(rr->stream, len + 1);
1129 strcpy(ODR_errstr, ptr);
1130 rr->errstring = ODR_errstr;
1131 rr->errcode = SvIV(err_code);
1132 rr->num_entries = SvIV(number);
1133 rr->status = SvIV(status);
1134 scan_list = (struct scan_entry *) odr_malloc (rr->stream, rr->num_entries * sizeof(*scan_list));
1136 entries = (AV *)SvRV(entries_ref);
1137 for (i = 0; i < rr->num_entries; i++)
1139 scan_item = (HV *)SvRV(sv_2mortal(av_shift(entries)));
1140 temp = hv_fetch(scan_item, "TERM", 4, 1);
1141 ptr = SvPV(*temp, len);
1142 buffer->term = (char *) odr_malloc (rr->stream, len + 1);
1143 strcpy(buffer->term, ptr);
1144 temp = hv_fetch(scan_item, "OCCURRENCE", 10, 1);
1145 buffer->occurrences = SvIV(*temp);
1147 hv_undef(scan_item);
1149 rr->entries = scan_list;
1150 zhandle->handle = point;
1157 sv_free((SV *)href);
1159 sv_free((SV *)aref);
1161 sv_free((SV *)list);
1163 /*sv_free((SV *)entries);*/
1164 sv_free(entries_ref);
1169 bend_initresult *bend_init(bend_initrequest *q)
1171 int dummy = simpleserver_clone();
1172 bend_initresult *r = (bend_initresult *)
1173 odr_malloc (q->stream, sizeof(*r));
1176 char *passwd = NULL;
1180 NMEM nmem = nmem_create();
1181 Zfront_handle *zhandle = (Zfront_handle *) nmem_malloc (nmem,
1190 zhandle->nmem = nmem;
1191 zhandle->stop_flag = 0;
1192 /*q->bend_sort = bend_sort;*/
1195 q->bend_search = bend_search;
1199 q->bend_present = bend_present;
1201 /*q->bend_esrequest = bend_esrequest;*/
1202 /*q->bend_delete = bend_delete;*/
1205 q->bend_fetch = bend_fetch;
1209 q->bend_scan = bend_scan;
1213 hv_store(href, "IMP_ID", 6, newSVpv("", 0), 0);
1214 hv_store(href, "IMP_NAME", 8, newSVpv("", 0), 0);
1215 hv_store(href, "IMP_VER", 7, newSVpv("", 0), 0);
1216 hv_store(href, "ERR_CODE", 8, newSViv(0), 0);
1217 hv_store(href, "ERR_STR", 7, newSViv(0), 0);
1218 hv_store(href, "PEER_NAME", 9, newSVpv(q->peer_name, 0), 0);
1219 hv_store(href, "HANDLE", 6, newSVsv(&sv_undef), 0);
1220 hv_store(href, "PID", 3, newSViv(getpid()), 0);
1222 if (q->auth->which == Z_IdAuthentication_open) {
1223 char *openpass = xstrdup (q->auth->u.open);
1224 char *cp = strchr (openpass, '/');
1227 user = nmem_strdup (odr_getmem (q->stream), openpass);
1228 passwd = nmem_strdup (odr_getmem (q->stream), cp + 1);
1231 } else if (q->auth->which == Z_IdAuthentication_idPass) {
1232 user = q->auth->u.idPass->userId;
1233 passwd = q->auth->u.idPass->password;
1235 /* ### some code paths have user/password unassigned here */
1236 hv_store(href, "USER", 4, newSVpv(user, 0), 0);
1237 hv_store(href, "PASS", 4, newSVpv(passwd, 0), 0);
1242 XPUSHs(sv_2mortal(newRV((SV*) href)));
1246 if (init_ref != NULL)
1248 handler_cv = simpleserver_sv2cv( init_ref );
1249 perl_call_sv( (SV *) handler_cv, G_SCALAR | G_DISCARD);
1254 temp = hv_fetch(href, "IMP_ID", 6, 1);
1255 ptr = SvPV(*temp, len);
1256 q->implementation_id = nmem_strdup(nmem, ptr);
1258 temp = hv_fetch(href, "IMP_NAME", 8, 1);
1259 ptr = SvPV(*temp, len);
1260 q->implementation_name = nmem_strdup(nmem, ptr);
1262 temp = hv_fetch(href, "IMP_VER", 7, 1);
1263 ptr = SvPV(*temp, len);
1264 q->implementation_version = nmem_strdup(nmem, ptr);
1266 temp = hv_fetch(href, "ERR_CODE", 8, 1);
1267 r->errcode = SvIV(*temp);
1269 temp = hv_fetch(href, "ERR_STR", 7, 1);
1270 ptr = SvPV(*temp, len);
1271 r->errstring = (char *)odr_malloc(q->stream, len + 1);
1272 strcpy(r->errstring, ptr);
1274 temp = hv_fetch(href, "HANDLE", 6, 1);
1275 handle= newSVsv(*temp);
1276 zhandle->handle = handle;
1278 r->handle = zhandle;
1281 sv_free((SV*) href);
1290 void bend_close(void *handle)
1293 Zfront_handle *zhandle = (Zfront_handle *)handle;
1303 hv_store(href, "HANDLE", 6, zhandle->handle, 0);
1307 XPUSHs(sv_2mortal(newRV((SV *)href)));
1311 handler_cv = simpleserver_sv2cv( close_ref );
1312 perl_call_sv( (SV *) handler_cv, G_SCALAR | G_DISCARD);
1316 sv_free((SV*) href);
1319 sv_free(zhandle->handle);
1323 stop_flag = zhandle->stop_flag;
1324 nmem_destroy(zhandle->nmem);
1325 simpleserver_free();
1333 MODULE = Net::Z3950::SimpleServer PACKAGE = Net::Z3950::SimpleServer
1339 set_init_handler(arg)
1342 init_ref = newSVsv(arg);
1346 set_close_handler(arg)
1349 close_ref = newSVsv(arg);
1353 set_sort_handler(arg)
1356 sort_ref = newSVsv(arg);
1359 set_search_handler(arg)
1362 search_ref = newSVsv(arg);
1366 set_fetch_handler(arg)
1369 fetch_ref = newSVsv(arg);
1373 set_present_handler(arg)
1376 present_ref = newSVsv(arg);
1380 set_esrequest_handler(arg)
1383 esrequest_ref = newSVsv(arg);
1387 set_delete_handler(arg)
1390 delete_ref = newSVsv(arg);
1394 set_scan_handler(arg)
1397 scan_ref = newSVsv(arg);
1409 argv_buf = (char **)xmalloc((items + 1) * sizeof(char *));
1411 for (i = 0; i < items; i++)
1413 ptr = SvPV(ST(i), len);
1414 *argv_buf = (char *)xmalloc(len + 1);
1415 strcpy(*argv_buf++, ptr);
1418 root_perl_context = PERL_GET_CONTEXT;
1419 nmem_mutex_create(&simpleserver_mutex);
1421 /* only for debugging perl_clone .. */
1425 RETVAL = statserv_main(items, argv, bend_init, bend_close);
1433 RETVAL = BEND_SCAN_SUCCESS;
1440 RETVAL = BEND_SCAN_PARTIAL;
1451 ptr = SvPV(arg, len);
1452 yaz_log(YLOG_LOG, "%.*s", len, ptr);