/* This file is part of simpleserver. * Copyright (C) 2000-2014 Index Data. * All rights reserved. * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are met: * * * Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * Neither the name of Index Data nor the names of its contributors * may be used to endorse or promote products derived from this * software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND ANY * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE * DISCLAIMED. IN NO EVENT SHALL THE REGENTS AND CONTRIBUTORS BE LIABLE FOR ANY * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ #include "EXTERN.h" #include "perl.h" #include "proto.h" #include "embed.h" #include "XSUB.h" #include #include #include #include #include #include #include #include #include #include #include #ifdef WIN32 #else #include #endif #include #include #define GRS_MAX_FIELDS 500 #ifdef ASN_COMPILED #include #endif #ifndef sv_undef /* To fix the problem with Perl 5.6.0 */ #define sv_undef PL_sv_undef #endif YAZ_MUTEX simpleserver_mutex; typedef struct { SV *ghandle; /* Global handle specified at creation */ SV *handle; /* Per-connection handle set at Init */ NMEM nmem; int stop_flag; /* is used to stop server prematurely .. */ } Zfront_handle; #define ENABLE_STOP_SERVER 0 SV *_global_ghandle = NULL; /* To be copied into zhandle then ignored */ SV *init_ref = NULL; SV *close_ref = NULL; SV *sort_ref = NULL; SV *search_ref = NULL; SV *fetch_ref = NULL; SV *present_ref = NULL; SV *esrequest_ref = NULL; SV *delete_ref = NULL; SV *scan_ref = NULL; SV *explain_ref = NULL; SV *start_ref = NULL; PerlInterpreter *root_perl_context; #define GRS_BUF_SIZE 8192 /* * Inspects the SV indicated by svp, and returns a null pointer if * it's an undefined value, or a string allocation from `stream' * otherwise. Using this when filling in addinfo avoids those * irritating "Use of uninitialized value in subroutine entry" * warnings from Perl. */ char *string_or_undef(SV **svp, ODR stream) { STRLEN len; char *ptr; if (!SvOK(*svp)) return 0; ptr = SvPV(*svp, len); return odr_strdupn(stream, ptr, len); } CV * simpleserver_sv2cv(SV *handler) { STRLEN len; char *buf; if (SvPOK(handler)) { CV *ret; buf = SvPV( handler, len); if ( !( ret = perl_get_cv(buf, FALSE ) ) ) { fprintf( stderr, "simpleserver_sv2cv: No such handler '%s'\n\n", buf ); exit(1); } return ret; } else { return (CV *) handler; } } /* debugging routine to check for destruction of Perl interpreters */ #ifdef USE_ITHREADS void tst_clones(void) { int i; PerlInterpreter *parent = PERL_GET_CONTEXT; for (i = 0; i<5000; i++) { PerlInterpreter *perl_interp; PERL_SET_CONTEXT(parent); PL_perl_destruct_level = 2; perl_interp = perl_clone(parent, CLONEf_CLONE_HOST); PL_perl_destruct_level = 2; PERL_SET_CONTEXT(perl_interp); perl_destruct(perl_interp); perl_free(perl_interp); } exit (0); } #endif int simpleserver_clone(void) { #ifdef USE_ITHREADS yaz_mutex_enter(simpleserver_mutex); if (1) { PerlInterpreter *current = PERL_GET_CONTEXT; /* if current is unset, then we're in a new thread with * no Perl interpreter for it. So we must create one . * This will only happen when threaded is used.. */ if (!current) { PerlInterpreter *perl_interp; PERL_SET_CONTEXT( root_perl_context ); perl_interp = perl_clone(root_perl_context, CLONEf_CLONE_HOST); PERL_SET_CONTEXT( perl_interp ); } } yaz_mutex_leave(simpleserver_mutex); #endif return 0; } void simpleserver_free(void) { yaz_mutex_enter(simpleserver_mutex); if (1) { PerlInterpreter *current_interp = PERL_GET_CONTEXT; /* If current Perl Interp is different from root interp, then * we're in threaded mode and we must destroy.. */ if (current_interp != root_perl_context) { PL_perl_destruct_level = 2; PERL_SET_CONTEXT(current_interp); perl_destruct(current_interp); perl_free(current_interp); } } yaz_mutex_leave(simpleserver_mutex); } Z_GenericRecord *read_grs1(char *str, ODR o) { int type, ivalue; char line[GRS_BUF_SIZE+1], *buf, *ptr, *original; char value[GRS_BUF_SIZE+1]; Z_GenericRecord *r = 0; original = str; r = (Z_GenericRecord *)odr_malloc(o, sizeof(*r)); r->elements = (Z_TaggedElement **) odr_malloc(o, sizeof(Z_TaggedElement*) * GRS_MAX_FIELDS); r->num_elements = 0; for (;;) { Z_TaggedElement *t; Z_ElementData *c; int len; ptr = strchr(str, '\n'); if (!ptr) { return r; } len = ptr - str; if (len > GRS_BUF_SIZE) { yaz_log(YLOG_WARN, "GRS string too long - truncating (%d > %d)", len, GRS_BUF_SIZE); len = GRS_BUF_SIZE; } strncpy(line, str, len); line[len] = 0; buf = line; str = ptr + 1; while (*buf && isspace(*buf)) buf++; if (*buf == '}') { memmove(original, str, strlen(str)); return r; } if (sscanf(buf, "(%d,%[^)])", &type, value) != 2) { yaz_log(YLOG_WARN, "Bad data in '%s'", buf); return r; } if (!type && *value == '0') return r; if (!(buf = strchr(buf, ')'))) return r; buf++; while (*buf && isspace(*buf)) buf++; if (r->num_elements >= GRS_MAX_FIELDS) { yaz_log(YLOG_WARN, "Max number of GRS-1 elements exceeded [GRS_MAX_FIELDS=%d]", GRS_MAX_FIELDS); exit(0); } r->elements[r->num_elements] = t = (Z_TaggedElement *) odr_malloc(o, sizeof(Z_TaggedElement)); t->tagType = odr_intdup(o, type); t->tagValue = (Z_StringOrNumeric *) odr_malloc(o, sizeof(Z_StringOrNumeric)); if ((ivalue = atoi(value))) { t->tagValue->which = Z_StringOrNumeric_numeric; t->tagValue->u.numeric = odr_intdup(o, ivalue); } else { t->tagValue->which = Z_StringOrNumeric_string; t->tagValue->u.string = odr_strdup(o, value); } t->tagOccurrence = 0; t->metaData = 0; t->appliedVariant = 0; t->content = c = (Z_ElementData *) odr_malloc(o, sizeof(Z_ElementData)); if (*buf == '{') { c->which = Z_ElementData_subtree; c->u.subtree = read_grs1(str, o); } else { c->which = Z_ElementData_string; c->u.string = odr_strdup(o, buf); } r->num_elements++; } } static void oid2str(Odr_oid *o, WRBUF buf) { for (; *o >= 0; o++) { char ibuf[16]; sprintf(ibuf, "%d", *o); wrbuf_puts(buf, ibuf); if (o[1] > 0) wrbuf_putc(buf, '.'); } } WRBUF oid2dotted(Odr_oid *oid) { WRBUF buf = wrbuf_alloc(); oid2str(oid, buf); return buf; } WRBUF zquery2pquery(Z_Query *q) { WRBUF buf = wrbuf_alloc(); if (q->which != Z_Query_type_1 && q->which != Z_Query_type_101) return 0; yaz_rpnquery_to_wrbuf(buf, q->u.type_1); return buf; } /* Lifted verbatim from Net::Z3950 yazwrap/util.c */ #include void fatal(char *fmt, ...) { va_list ap; fprintf(stderr, "FATAL (SimpleServer): "); va_start(ap, fmt); vfprintf(stderr, fmt, ap); va_end(ap); fprintf(stderr, "\n"); abort(); } /* Lifted verbatim from Net::Z3950 yazwrap/receive.c */ /* * Creates a new Perl object of type `class'; the newly-created scalar * that is a reference to the blessed thingy `referent' is returned. */ static SV *newObject(char *class, SV *referent) { HV *stash; SV *sv; sv = newRV_noinc((SV*) referent); stash = gv_stashpv(class, 0); if (stash == 0) fatal("attempt to create object of undefined class '%s'", class); /*assert(stash != 0);*/ sv_bless(sv, stash); return sv; } /* Lifted verbatim from Net::Z3950 yazwrap/receive.c */ static void setMember(HV *hv, char *name, SV *val) { /* We don't increment `val's reference count -- I think this is * right because it's created with a refcount of 1, and in fact * the reference via this hash is the only reference to it in * general. */ if (!hv_store(hv, name, (U32) strlen(name), val, (U32) 0)) fatal("couldn't store member in hash"); } /* Lifted verbatim from Net::Z3950 yazwrap/receive.c */ static SV *translateOID(Odr_oid *x) { /* Yaz represents an OID by an int array terminated by a negative * value, typically -1; we represent it as a reference to a * blessed scalar string of "."-separated elements. */ char buf[1000]; int i; *buf = '\0'; for (i = 0; x[i] >= 0; i++) { sprintf(buf + strlen(buf), "%d", (int) x[i]); if (x[i+1] >- 0) strcat(buf, "."); } /* * ### We'd like to return a blessed scalar (string) here, but of * course you can't do that in Perl: only references can be * blessed, so we'd have to return a _reference_ to a string, and * bless _that_. Better to do without the blessing, I think. */ if (1) { return newSVpv(buf, 0); } else { return newObject("Net::Z3950::APDU::OID", newSVpv(buf, 0)); } } static SV *attributes2perl(Z_AttributeList *list) { AV *av; int i; SV *attrs = newObject("Net::Z3950::RPN::Attributes", (SV*) (av = newAV())); for (i = 0; i < list->num_attributes; i++) { Z_AttributeElement *elem = list->attributes[i]; HV *hv2; SV *tmp = newObject("Net::Z3950::RPN::Attribute", (SV*) (hv2 = newHV())); if (elem->attributeSet) setMember(hv2, "attributeSet", translateOID(elem->attributeSet)); setMember(hv2, "attributeType", newSViv(*elem->attributeType)); if (elem->which == Z_AttributeValue_numeric) { setMember(hv2, "attributeValue", newSViv(*elem->value.numeric)); } else { Z_ComplexAttribute *c; Z_StringOrNumeric *son; assert(elem->which == Z_AttributeValue_complex); c = elem->value.complex; /* We ignore semantic actions and multiple values */ assert(c->num_list > 0); son = c->list[0]; if (son->which == Z_StringOrNumeric_numeric) { setMember(hv2, "attributeValue", newSViv(*son->u.numeric)); } else { /*Z_StringOrNumeric_string*/ setMember(hv2, "attributeValue", newSVpv(son->u.string, 0)); } } av_push(av, tmp); } return attrs; } static SV *f_Term_to_SV(Z_Term *term, Z_AttributeList *attributes) { HV *hv; SV *sv = newObject("Net::Z3950::RPN::Term", (SV*) (hv = newHV())); if (term->which != Z_Term_general) fatal("can't handle RPN terms other than general"); setMember(hv, "term", newSVpv((char*) term->u.general->buf, term->u.general->len)); if (attributes) { setMember(hv, "attributes", attributes2perl(attributes)); } return sv; } static SV *rpn2perl(Z_RPNStructure *s) { SV *sv; HV *hv; AV *av; Z_Operand *o; switch (s->which) { case Z_RPNStructure_simple: o = s->u.simple; switch (o->which) { case Z_Operand_resultSetId: { /* This code causes a SIGBUS on my machine, and I have no idea why. It seems as clear as day to me */ SV *sv2; char *rsid = (char*) o->u.resultSetId; /*printf("Encoding resultSetId '%s'\n", rsid);*/ sv = newObject("Net::Z3950::RPN::RSID", (SV*) (hv = newHV())); /*printf("Made sv=0x%lx, hv=0x%lx\n", (unsigned long) sv ,(unsigned long) hv);*/ sv2 = newSVpv(rsid, strlen(rsid)); setMember(hv, "id", sv2); /*printf("Set hv{id} to 0x%lx\n", (unsigned long) sv2);*/ return sv; } case Z_Operand_APT: return f_Term_to_SV(o->u.attributesPlusTerm->term, o->u.attributesPlusTerm->attributes); default: fatal("unknown RPN simple type %d", (int) o->which); } case Z_RPNStructure_complex: { SV *tmp; Z_Complex *c = s->u.complex; char *type = 0; /* vacuous assignment satisfies gcc -Wall */ switch (c->roperator->which) { case Z_Operator_and: type = "Net::Z3950::RPN::And"; break; case Z_Operator_or: type = "Net::Z3950::RPN::Or"; break; case Z_Operator_and_not: type = "Net::Z3950::RPN::AndNot"; break; case Z_Operator_prox: fatal("proximity not yet supported"); default: fatal("unknown RPN operator %d", (int) c->roperator->which); } sv = newObject(type, (SV*) (av = newAV())); if ((tmp = rpn2perl(c->s1)) == 0) return 0; av_push(av, tmp); if ((tmp = rpn2perl(c->s2)) == 0) return 0; av_push(av, tmp); return sv; } default: fatal("unknown RPN node type %d", (int) s->which); } return 0; } /* Decode the Z_SortAttributes struct and store the whole thing into the * hash by reference */ int simpleserver_ExpandSortAttributes (HV *sort_spec, Z_SortAttributes *sattr) { WRBUF attrset_wr = wrbuf_alloc(); AV *list = newAV(); Z_AttributeList *attr_list = sattr->list; int i; oid2str(sattr->id, attrset_wr); hv_store(sort_spec, "ATTRSET", 7, newSVpv(attrset_wr->buf, attrset_wr->pos), 0); wrbuf_destroy(attrset_wr); hv_store(sort_spec, "SORT_ATTR", 9, newRV( sv_2mortal( (SV*) list ) ), 0); for (i = 0; i < attr_list->num_attributes; i++) { Z_AttributeElement *attr = *attr_list->attributes++; HV *attr_spec = newHV(); av_push(list, newRV( sv_2mortal( (SV*) attr_spec ) )); hv_store(attr_spec, "ATTR_TYPE", 9, newSViv(*attr->attributeType), 0); if (attr->which == Z_AttributeValue_numeric) { hv_store(attr_spec, "ATTR_VALUE", 10, newSViv(*attr->value.numeric), 0); } else { return 0; } } return 1; } /* Decode the Z_SortKeySpec struct and store the whole thing in a perl hash */ int simpleserver_SortKeySpecToHash (HV *sort_spec, Z_SortKeySpec *spec) { Z_SortElement *element = spec->sortElement; hv_store(sort_spec, "RELATION", 8, newSViv(*spec->sortRelation), 0); hv_store(sort_spec, "CASE", 4, newSViv(*spec->caseSensitivity), 0); hv_store(sort_spec, "MISSING", 7, newSViv(spec->which), 0); if (element->which == Z_SortElement_generic) { Z_SortKey *key = element->u.generic; if (key->which == Z_SortKey_sortField) { hv_store(sort_spec, "SORTFIELD", 9, newSVpv((char *) key->u.sortField, 0), 0); } else if (key->which == Z_SortKey_elementSpec) { Z_Specification *zspec = key->u.elementSpec; hv_store(sort_spec, "ELEMENTSPEC_TYPE", 16, newSViv(zspec->which), 0); if (zspec->which == Z_Schema_oid) { WRBUF elementSpec = wrbuf_alloc(); oid2str(zspec->schema.oid, elementSpec); hv_store(sort_spec, "ELEMENTSPEC_VALUE", 17, newSVpv(elementSpec->buf, elementSpec->pos), 0); wrbuf_destroy(elementSpec); } else if (zspec->which == Z_Schema_uri) { hv_store(sort_spec, "ELEMENTSPEC_VALUE", 17, newSVpv((char *) zspec->schema.uri, 0), 0); } } else if (key->which == Z_SortKey_sortAttributes) { return simpleserver_ExpandSortAttributes(sort_spec, key->u.sortAttributes); } else { return 0; } } else { return 0; } return 1; } static SV *zquery2perl(Z_Query *q) { SV *sv; HV *hv; if (q->which != Z_Query_type_1 && q->which != Z_Query_type_101) return 0; sv = newObject("Net::Z3950::APDU::Query", (SV*) (hv = newHV())); if (q->u.type_1->attributeSetId) setMember(hv, "attributeSet", translateOID(q->u.type_1->attributeSetId)); setMember(hv, "query", rpn2perl(q->u.type_1->RPNStructure)); return sv; } int bend_sort(void *handle, bend_sort_rr *rr) { HV *href; AV *aref; AV *sort_seq; SV **temp; SV *err_code; SV *err_str; SV *status; SV *point; STRLEN len; char *ptr; char **input_setnames; Zfront_handle *zhandle = (Zfront_handle *)handle; Z_SortKeySpecList *sort_spec = rr->sort_sequence; int i; dSP; ENTER; SAVETMPS; aref = newAV(); input_setnames = rr->input_setnames; for (i = 0; i < rr->num_input_setnames; i++) { av_push(aref, newSVpv(*input_setnames++, 0)); } sort_seq = newAV(); for (i = 0; i < sort_spec->num_specs; i++) { Z_SortKeySpec *spec = *sort_spec->specs++; HV *sort_spec = newHV(); if ( simpleserver_SortKeySpecToHash(sort_spec, spec) ) av_push(sort_seq, newRV( sv_2mortal( (SV*) sort_spec ) )); else { rr->errcode = 207; return 0; } } href = newHV(); hv_store(href, "INPUT", 5, newRV( (SV*) aref), 0); hv_store(href, "OUTPUT", 6, newSVpv(rr->output_setname, 0), 0); hv_store(href, "SEQUENCE", 8, newRV( (SV*) sort_seq), 0); hv_store(href, "GHANDLE", 7, newSVsv(zhandle->ghandle), 0); hv_store(href, "HANDLE", 6, zhandle->handle, 0); hv_store(href, "STATUS", 6, newSViv(0), 0); hv_store(href, "ERR_CODE", 8, newSViv(0), 0); hv_store(href, "ERR_STR", 7, newSVpv("", 0), 0); PUSHMARK(sp); XPUSHs(sv_2mortal(newRV( (SV*) href))); PUTBACK; perl_call_sv(sort_ref, G_SCALAR | G_DISCARD); SPAGAIN; temp = hv_fetch(href, "ERR_CODE", 8, 1); err_code = newSVsv(*temp); temp = hv_fetch(href, "ERR_STR", 7, 1); err_str = newSVsv(*temp); temp = hv_fetch(href, "STATUS", 6, 1); status = newSVsv(*temp); temp = hv_fetch(href, "HANDLE", 6, 1); point = newSVsv(*temp); hv_undef(href); av_undef(aref); av_undef(sort_seq); sv_free( (SV*) aref); sv_free( (SV*) href); sv_free( (SV*) sort_seq); rr->errcode = SvIV(err_code); rr->sort_status = SvIV(status); ptr = SvPV(err_str, len); rr->errstring = odr_strdupn(rr->stream, ptr, len); zhandle->handle = point; sv_free(err_code); sv_free(err_str); sv_free(status); PUTBACK; FREETMPS; LEAVE; return 0; } static SV *f_FacetField_to_SV(Z_FacetField *facet_field) { HV *hv; AV *av; SV *terms; int i; SV *sv = newObject("Net::Z3950::FacetField", (SV *) (hv = newHV())); if (facet_field->attributes) { setMember(hv, "attributes", attributes2perl(facet_field->attributes)); } terms = newObject("Net::Z3950::FacetTerms", (SV *) (av = newAV())); for (i = 0; i < facet_field->num_terms; i++) { Z_Term *z_term = facet_field->terms[i]->term; HV *hv; SV *sv_count = newSViv(*facet_field->terms[i]->count); SV *sv_term; SV *tmp; if (z_term->which == Z_Term_general) { sv_term = newSVpv((char*) z_term->u.general->buf, z_term->u.general->len); } else if (z_term->which == Z_Term_characterString) { sv_term = newSVpv(z_term->u.characterString, strlen(z_term->u.characterString)); } tmp = newObject("Net::Z3950::FacetTerm", (SV *) (hv = newHV())); setMember(hv, "count", sv_count); setMember(hv, "term", sv_term); av_push(av, tmp); } setMember(hv, "terms", terms); return sv; } static SV *f_FacetList_to_SV(Z_FacetList *facet_list) { SV *sv = 0; if (facet_list) { AV *av; int i; sv = newObject("Net::Z3950::FacetList", (SV *) (av = newAV())); for (i = 0; i < facet_list->num; i++) { SV *sv = f_FacetField_to_SV(facet_list->elements[i]); av_push(av, sv); } } return sv; } static void f_SV_to_FacetField(HV *facet_field_hv, Z_FacetField **fl, ODR odr) { int i; int num_terms, num_attributes; SV **temp; Z_AttributeList *attributes = odr_malloc(odr, sizeof(*attributes)); AV *sv_terms, *sv_attributes; temp = hv_fetch(facet_field_hv, "attributes", 10, 1); sv_attributes = (AV *) SvRV(*temp); num_attributes = av_len(sv_attributes) + 1; attributes->num_attributes = num_attributes; attributes->attributes = (Z_AttributeElement **) odr_malloc(odr, sizeof(*attributes->attributes) * num_attributes); for (i = 0; i < num_attributes; i++) { HV *hv_elem = (HV*) SvRV(sv_2mortal(av_shift(sv_attributes))); Z_AttributeElement *elem; elem = (Z_AttributeElement *) odr_malloc(odr, sizeof(*elem)); attributes->attributes[i] = elem; elem->attributeSet = 0; temp = hv_fetch(hv_elem, "attributeType", 13, 1); elem->attributeType = odr_intdup(odr, SvIV(*temp)); temp = hv_fetch(hv_elem, "attributeValue", 14, 1); if (SvIOK(*temp)) { elem->which = Z_AttributeValue_numeric; elem->value.numeric = odr_intdup(odr, SvIV(*temp)); } else { STRLEN s_len; char *s_buf = SvPV(*temp, s_len); Z_ComplexAttribute *c = odr_malloc(odr, sizeof *c); elem->which = Z_AttributeValue_complex; elem->value.complex = c; c->num_list = 1; c->list = (Z_StringOrNumeric **) odr_malloc(odr, sizeof(*c->list)); c->list[0] = (Z_StringOrNumeric *) odr_malloc(odr, sizeof(**c->list)); c->list[0]->which = Z_StringOrNumeric_string; c->list[0]->u.string = odr_strdupn(odr, s_buf, s_len); c->num_semanticAction = 0; c->semanticAction = 0; } hv_undef(hv_elem); } temp = hv_fetch(facet_field_hv, "terms", 5, 1); sv_terms = (AV *) SvRV(*temp); if (SvTYPE(sv_terms) == SVt_PVAV) { num_terms = av_len(sv_terms) + 1; } else { num_terms = 0; } *fl = facet_field_create(odr, attributes, num_terms); for (i = 0; i < num_terms; i++) { STRLEN s_len; char *s_buf; HV *hv_elem = (HV*) SvRV(sv_2mortal(av_shift(sv_terms))); Z_FacetTerm *facet_term = (Z_FacetTerm *) odr_malloc(odr, sizeof(*facet_term)); (*fl)->terms[i] = facet_term; temp = hv_fetch(hv_elem, "count", 5, 1); facet_term->count = odr_intdup(odr, SvIV(*temp)); temp = hv_fetch(hv_elem, "term", 4, 1); s_buf = SvPV(*temp, s_len); facet_term->term = z_Term_create(odr, Z_Term_general, s_buf, s_len); hv_undef(hv_elem); } } static void f_SV_to_FacetList(SV *sv, Z_OtherInformation **oip, ODR odr) { AV *entries = (AV *) SvRV(sv); int num_facets; if (entries && SvTYPE(entries) == SVt_PVAV && (num_facets = av_len(entries) + 1) > 0) { Z_OtherInformation *oi; Z_OtherInformationUnit *oiu; Z_FacetList *facet_list = facet_list_create(odr, num_facets); int i; for (i = 0; i < num_facets; i++) { HV *facet_field = (HV*) SvRV(sv_2mortal(av_shift(entries))); f_SV_to_FacetField(facet_field, &facet_list->elements[i], odr); hv_undef(facet_field); } oi = odr_malloc(odr, sizeof(*oi)); oiu = odr_malloc(odr, sizeof(*oiu)); oi->num_elements = 1; oi->list = odr_malloc(odr, oi->num_elements * sizeof(*oi->list)); oiu->category = 0; oiu->which = Z_OtherInfo_externallyDefinedInfo; oiu->information.externallyDefinedInfo = odr_malloc(odr, sizeof(*oiu->information.externallyDefinedInfo)); oiu->information.externallyDefinedInfo->direct_reference = odr_oiddup(odr, yaz_oid_userinfo_facet_1); oiu->information.externallyDefinedInfo->descriptor = 0; oiu->information.externallyDefinedInfo->indirect_reference = 0; oiu->information.externallyDefinedInfo->which = Z_External_userFacets; oiu->information.externallyDefinedInfo->u.facetList = facet_list; oi->list[0] = oiu; *oip = oi; } } static HV *parse_extra_args(Z_SRW_extra_arg *args) { HV *href = newHV(); for (; args; args = args->next) { hv_store(href, args->name, strlen(args->name), newSVpv(args->value, 0), 0); } return href; } int bend_search(void *handle, bend_search_rr *rr) { HV *href; AV *aref; SV **temp; int i; char **basenames; WRBUF query; SV *point; Zfront_handle *zhandle = (Zfront_handle *)handle; CV* handler_cv = 0; SV *rpnSV; SV *facetSV; char *ptr; STRLEN len; dSP; ENTER; SAVETMPS; aref = newAV(); basenames = rr->basenames; for (i = 0; i < rr->num_bases; i++) { av_push(aref, newSVpv(*basenames++, 0)); } #if ENABLE_STOP_SERVER if (rr->num_bases == 1 && !strcmp(rr->basenames[0], "XXstop")) { zhandle->stop_flag = 1; } #endif href = newHV(); hv_store(href, "SETNAME", 7, newSVpv(rr->setname, 0), 0); if (rr->srw_sortKeys && *rr->srw_sortKeys) hv_store(href, "SRW_SORTKEYS", 12, newSVpv(rr->srw_sortKeys, 0), 0); hv_store(href, "REPL_SET", 8, newSViv(rr->replace_set), 0); hv_store(href, "ERR_CODE", 8, newSViv(0), 0); hv_store(href, "ERR_STR", 7, newSVpv("", 0), 0); hv_store(href, "HITS", 4, newSViv(0), 0); hv_store(href, "DATABASES", 9, newRV( (SV*) aref), 0); hv_store(href, "GHANDLE", 7, newSVsv(zhandle->ghandle), 0); hv_store(href, "HANDLE", 6, zhandle->handle, 0); hv_store(href, "PID", 3, newSViv(getpid()), 0); hv_store(href, "PRESENT_NUMBER", 14, newSViv(rr->present_number), 0); hv_store(href, "EXTRA_ARGS", 10, newRV( (SV*) parse_extra_args(rr->extra_args)), 0); if ((rpnSV = zquery2perl(rr->query)) != 0) { hv_store(href, "RPN", 3, rpnSV, 0); } facetSV = f_FacetList_to_SV(yaz_oi_get_facetlist(&rr->search_input)); if (facetSV) { hv_store(href, "INPUTFACETS", 11, facetSV, 0); } query = zquery2pquery(rr->query); if (query) { hv_store(href, "QUERY", 5, newSVpv((char *)query->buf, query->pos), 0); } else if (rr->query->which == Z_Query_type_104 && rr->query->u.type_104->which == Z_External_CQL) { hv_store(href, "CQL", 3, newSVpv(rr->query->u.type_104->u.cql, 0), 0); } else { rr->errcode = 108; return 0; } PUSHMARK(sp); XPUSHs(sv_2mortal(newRV( (SV*) href))); PUTBACK; handler_cv = simpleserver_sv2cv( search_ref ); perl_call_sv( (SV *) handler_cv, G_SCALAR | G_DISCARD); SPAGAIN; temp = hv_fetch(href, "HITS", 4, 1); rr->hits = SvIV(*temp); temp = hv_fetch(href, "ERR_CODE", 8, 1); rr->errcode = SvIV(*temp); temp = hv_fetch(href, "ERR_STR", 7, 1); rr->errstring = string_or_undef(temp, rr->stream); temp = hv_fetch(href, "HANDLE", 6, 1); point = newSVsv(*temp); temp = hv_fetch(href, "OUTPUTFACETS", 12, 1); if (SvTYPE(*temp) != SVt_NULL) f_SV_to_FacetList(*temp, &rr->search_info, rr->stream); temp = hv_fetch(href, "EXTRA_RESPONSE_DATA", 19, 0); if (temp) { ptr = SvPV(*temp, len); rr->extra_response_data = odr_strdupn(rr->stream, ptr, len); } temp = hv_fetch(href, "ESTIMATED" "_HIT_" "COUNT", 19, 0); if (temp) { rr->estimated_hit_count = SvIV(*temp); } hv_undef(href); av_undef(aref); zhandle->handle = point; sv_free( (SV*) aref); sv_free( (SV*) href); if (query) wrbuf_destroy(query); PUTBACK; FREETMPS; LEAVE; return 0; } /* ### I am not 100% about the memory management in this handler */ int bend_delete(void *handle, bend_delete_rr *rr) { Zfront_handle *zhandle = (Zfront_handle *)handle; HV *href; CV* handler_cv; int i; SV **temp; SV *point; dSP; ENTER; SAVETMPS; href = newHV(); hv_store(href, "GHANDLE", 7, newSVsv(zhandle->ghandle), 0); hv_store(href, "HANDLE", 6, zhandle->handle, 0); hv_store(href, "STATUS", 6, newSViv(0), 0); PUSHMARK(sp); XPUSHs(sv_2mortal(newRV( (SV*) href))); PUTBACK; handler_cv = simpleserver_sv2cv(delete_ref); if (rr->function == 1) { /* Delete all result sets in the session */ perl_call_sv( (SV *) handler_cv, G_SCALAR | G_DISCARD); temp = hv_fetch(href, "STATUS", 6, 1); rr->delete_status = SvIV(*temp); } else { rr->delete_status = 0; /* * For some reason, deleting two or more result-sets in * one operation goes horribly wrong, and ### I don't have * time to debug it right now. */ if (rr->num_setnames > 1) { rr->delete_status = 3; /* "System problem at target" */ /* There's no way to sent delete-msg using the GFS */ return 0; } for (i = 0; i < rr->num_setnames; i++) { hv_store(href, "SETNAME", 7, newSVpv(rr->setnames[i], 0), 0); perl_call_sv( (SV *) handler_cv, G_SCALAR | G_DISCARD); temp = hv_fetch(href, "STATUS", 6, 1); rr->statuses[i] = SvIV(*temp); if (rr->statuses[i] != 0) rr->delete_status = rr->statuses[i]; } } SPAGAIN; temp = hv_fetch(href, "HANDLE", 6, 1); point = newSVsv(*temp); hv_undef(href); zhandle->handle = point; sv_free( (SV*) href); PUTBACK; FREETMPS; LEAVE; return 0; } int bend_fetch(void *handle, bend_fetch_rr *rr) { HV *href; SV **temp; SV *basename; SV *last; SV *err_code; SV *err_string; SV *sur_flag; SV *point; SV *rep_form; SV *schema = 0; char *ptr; WRBUF oid_dotted; Zfront_handle *zhandle = (Zfront_handle *)handle; CV* handler_cv = 0; Z_RecordComposition *composition; Z_ElementSetNames *simple; Z_CompSpec *complex; STRLEN length; dSP; ENTER; SAVETMPS; rr->errcode = 0; href = newHV(); hv_store(href, "SETNAME", 7, newSVpv(rr->setname, 0), 0); if (rr->schema) hv_store(href, "SCHEMA", 6, newSVpv(rr->schema, 0), 0); else hv_store(href, "SCHEMA", 6, newSVpv("", 0), 0); temp = hv_store(href, "OFFSET", 6, newSViv(rr->number), 0); if (rr->request_format != 0) { oid_dotted = oid2dotted(rr->request_format); } else { /* Probably an SRU request: assume XML is required */ oid_dotted = wrbuf_alloc(); wrbuf_puts(oid_dotted, "1.2.840.10003.5.109.10"); } hv_store(href, "REQ_FORM", 8, newSVpv((char *)oid_dotted->buf, oid_dotted->pos), 0); hv_store(href, "REP_FORM", 8, newSVpv((char *)oid_dotted->buf, oid_dotted->pos), 0); hv_store(href, "BASENAME", 8, newSVpv("", 0), 0); hv_store(href, "LAST", 4, newSViv(0), 0); hv_store(href, "ERR_CODE", 8, newSViv(0), 0); hv_store(href, "ERR_STR", 7, newSVpv("", 0), 0); hv_store(href, "SUR_FLAG", 8, newSViv(0), 0); hv_store(href, "GHANDLE", 7, newSVsv(zhandle->ghandle), 0); hv_store(href, "HANDLE", 6, zhandle->handle, 0); hv_store(href, "PID", 3, newSViv(getpid()), 0); if (rr->comp) { composition = rr->comp; if (composition->which == Z_RecordComp_simple) { simple = composition->u.simple; if (simple->which == Z_ElementSetNames_generic) { hv_store(href, "COMP", 4, newSVpv(simple->u.generic, 0), 0); } else { rr->errcode = 26; rr->errstring = odr_strdup(rr->stream, "non-generic 'simple' composition"); return 0; } } else if (composition->which == Z_RecordComp_complex) { if (composition->u.complex->generic && composition->u.complex->generic && composition->u.complex->generic->elementSpec && composition->u.complex->generic->elementSpec->which == Z_ElementSpec_elementSetName) { complex = composition->u.complex; hv_store(href, "COMP", 4, newSVpv(complex->generic->elementSpec->u.elementSetName, 0), 0); } else { #if 0 /* For now ignore this error, which is ubiquitous in SRU */ rr->errcode = 26; rr->errstring = odr_strdup(rr->stream, "'complex' composition is not generic ESN"); return 0; #endif /*0*/ } } else { rr->errcode = 26; rr->errstring = odr_strdup(rr->stream, "composition neither simple nor complex"); return 0; } } PUSHMARK(sp); XPUSHs(sv_2mortal(newRV( (SV*) href))); PUTBACK; handler_cv = simpleserver_sv2cv( fetch_ref ); perl_call_sv( (SV *) handler_cv, G_SCALAR | G_DISCARD); SPAGAIN; temp = hv_fetch(href, "BASENAME", 8, 1); basename = newSVsv(*temp); temp = hv_fetch(href, "LAST", 4, 1); last = newSVsv(*temp); temp = hv_fetch(href, "ERR_CODE", 8, 1); err_code = newSVsv(*temp); temp = hv_fetch(href, "ERR_STR", 7, 1), err_string = newSVsv(*temp); temp = hv_fetch(href, "SUR_FLAG", 8, 1); sur_flag = newSVsv(*temp); temp = hv_fetch(href, "REP_FORM", 8, 1); rep_form = newSVsv(*temp); temp = hv_fetch(href, "SCHEMA", 6, 0); if (temp != 0) { schema = newSVsv(*temp); ptr = SvPV(schema, length); if (length > 0) rr->schema = odr_strdupn(rr->stream, ptr, length); } temp = hv_fetch(href, "HANDLE", 6, 1); point = newSVsv(*temp); ptr = SvPV(basename, length); rr->basename = odr_strdupn(rr->stream, ptr, length); ptr = SvPV(rep_form, length); rr->output_format = yaz_string_to_oid_odr(yaz_oid_std(), CLASS_RECSYN, ptr, rr->stream); if (!rr->output_format) { printf("Net::Z3950::SimpleServer: WARNING: Bad OID %s\n", ptr); rr->output_format = odr_oiddup(rr->stream, yaz_oid_recsyn_sutrs); } temp = hv_fetch(href, "RECORD", 6, 0); if (temp) { SV *record = newSVsv(*temp); ptr = SvPV(record, length); /* Treat GRS-1 records separately */ if (!oid_oidcmp(rr->output_format, yaz_oid_recsyn_grs_1)) { rr->record = (char *) read_grs1(ptr, rr->stream); rr->len = -1; } else { rr->record = odr_strdupn(rr->stream, ptr, length); rr->len = length; } sv_free(record); } hv_undef(href); zhandle->handle = point; handle = zhandle; rr->last_in_set = SvIV(last); if (!(rr->errcode)) { rr->errcode = SvIV(err_code); ptr = SvPV(err_string, length); rr->errstring = odr_strdupn(rr->stream, ptr, length); } rr->surrogate_flag = SvIV(sur_flag); wrbuf_destroy(oid_dotted); sv_free((SV*) href); sv_free(basename); sv_free(last); sv_free(err_string); sv_free(err_code), sv_free(sur_flag); sv_free(rep_form); if (schema) sv_free(schema); PUTBACK; FREETMPS; LEAVE; return 0; } int bend_present(void *handle, bend_present_rr *rr) { HV *href; SV **temp; SV *err_code; SV *err_string; SV *point; STRLEN len; Z_RecordComposition *composition; Z_ElementSetNames *simple; Z_CompSpec *complex; char *ptr; Zfront_handle *zhandle = (Zfront_handle *)handle; CV* handler_cv = 0; /* WRBUF oid_dotted; */ dSP; ENTER; SAVETMPS; href = newHV(); hv_store(href, "GHANDLE", 7, newSVsv(zhandle->ghandle), 0); hv_store(href, "HANDLE", 6, zhandle->handle, 0); hv_store(href, "ERR_CODE", 8, newSViv(0), 0); hv_store(href, "ERR_STR", 7, newSVpv("", 0), 0); hv_store(href, "START", 5, newSViv(rr->start), 0); hv_store(href, "SETNAME", 7, newSVpv(rr->setname, 0), 0); hv_store(href, "NUMBER", 6, newSViv(rr->number), 0); /*oid_dotted = oid2dotted(rr->request_format_raw); hv_store(href, "REQ_FORM", 8, newSVpv((char *)oid_dotted->buf, oid_dotted->pos), 0);*/ hv_store(href, "PID", 3, newSViv(getpid()), 0); if (rr->comp) { composition = rr->comp; if (composition->which == Z_RecordComp_simple) { simple = composition->u.simple; if (simple->which == Z_ElementSetNames_generic) { hv_store(href, "COMP", 4, newSVpv(simple->u.generic, 0), 0); } else { rr->errcode = 26; rr->errstring = odr_strdup(rr->stream, "non-generic 'simple' composition"); return 0; } } else if (composition->which == Z_RecordComp_complex) { if (composition->u.complex->generic && composition->u.complex->generic && composition->u.complex->generic->elementSpec && composition->u.complex->generic->elementSpec->which == Z_ElementSpec_elementSetName) { complex = composition->u.complex; hv_store(href, "COMP", 4, newSVpv(complex->generic->elementSpec->u.elementSetName, 0), 0); } else { rr->errcode = 26; rr->errstring = odr_strdup(rr->stream, "'complex' composition is not generic ESN"); return 0; } } else { rr->errcode = 26; rr->errstring = odr_strdup(rr->stream, "composition neither simple nor complex"); return 0; } } PUSHMARK(sp); XPUSHs(sv_2mortal(newRV( (SV*) href))); PUTBACK; handler_cv = simpleserver_sv2cv( present_ref ); perl_call_sv( (SV *) handler_cv, G_SCALAR | G_DISCARD); SPAGAIN; temp = hv_fetch(href, "ERR_CODE", 8, 1); err_code = newSVsv(*temp); temp = hv_fetch(href, "ERR_STR", 7, 1); err_string = newSVsv(*temp); temp = hv_fetch(href, "HANDLE", 6, 1); point = newSVsv(*temp); PUTBACK; FREETMPS; LEAVE; hv_undef(href); rr->errcode = SvIV(err_code); ptr = SvPV(err_string, len); rr->errstring = odr_strdupn(rr->stream, ptr, len); /* wrbuf_free(oid_dotted, 1);*/ zhandle->handle = point; handle = zhandle; sv_free(err_code); sv_free(err_string); sv_free( (SV*) href); return 0; } int bend_esrequest(void *handle, bend_esrequest_rr *rr) { perl_call_sv(esrequest_ref, G_VOID | G_DISCARD | G_NOARGS); return 0; } int bend_scan(void *handle, bend_scan_rr *rr) { HV *href; AV *aref; AV *list; AV *entries; HV *scan_item; struct scan_entry *buffer; int *step_size = rr->step_size; int scan_list_size = rr->num_entries; int i; char **basenames; SV **temp; SV *err_code = sv_newmortal(); SV *err_str = sv_newmortal(); SV *point = sv_newmortal(); SV *status = sv_newmortal(); SV *number = sv_newmortal(); char *ptr; STRLEN len; SV *entries_ref; Zfront_handle *zhandle = (Zfront_handle *)handle; CV* handler_cv = 0; SV *rpnSV; dSP; ENTER; SAVETMPS; href = newHV(); list = newAV(); /* RPN is better than TERM since it includes attributes */ if ((rpnSV = f_Term_to_SV(rr->term->term, rr->term->attributes)) != 0) { setMember(href, "RPN", rpnSV); } if (rr->term->term->which == Z_Term_general) { Odr_oct *oterm = rr->term->term->u.general; hv_store(href, "TERM", 4, newSVpv((char*) oterm->buf, oterm->len), 0); } else { rr->errcode = 229; /* Unsupported term type */ return 0; } hv_store(href, "STEP", 4, newSViv(*step_size), 0); hv_store(href, "NUMBER", 6, newSViv(rr->num_entries), 0); hv_store(href, "POS", 3, newSViv(rr->term_position), 0); hv_store(href, "ERR_CODE", 8, newSViv(0), 0); hv_store(href, "ERR_STR", 7, newSVpv("", 0), 0); hv_store(href, "GHANDLE", 7, newSVsv(zhandle->ghandle), 0); hv_store(href, "HANDLE", 6, zhandle->handle, 0); hv_store(href, "STATUS", 6, newSViv(BEND_SCAN_SUCCESS), 0); hv_store(href, "ENTRIES", 7, newRV((SV *) list), 0); hv_store(href, "EXTRA_ARGS", 10, newRV( (SV*) parse_extra_args(rr->extra_args)), 0); aref = newAV(); basenames = rr->basenames; for (i = 0; i < rr->num_bases; i++) { av_push(aref, newSVpv(*basenames++, 0)); } hv_store(href, "DATABASES", 9, newRV( (SV*) aref), 0); PUSHMARK(sp); XPUSHs(sv_2mortal(newRV( (SV*) href))); PUTBACK; handler_cv = simpleserver_sv2cv( scan_ref ); perl_call_sv( (SV *) handler_cv, G_SCALAR | G_DISCARD); SPAGAIN; temp = hv_fetch(href, "ERR_CODE", 8, 1); err_code = newSVsv(*temp); temp = hv_fetch(href, "ERR_STR", 7, 1); err_str = newSVsv(*temp); temp = hv_fetch(href, "HANDLE", 6, 1); point = newSVsv(*temp); temp = hv_fetch(href, "STATUS", 6, 1); status = newSVsv(*temp); temp = hv_fetch(href, "NUMBER", 6, 1); number = newSVsv(*temp); temp = hv_fetch(href, "ENTRIES", 7, 1); entries_ref = newSVsv(*temp); temp = hv_fetch(href, "EXTRA_RESPONSE_DATA", 19, 0); if (temp) { ptr = SvPV(*temp, len); rr->extra_response_data = odr_strdupn(rr->stream, ptr, len); } PUTBACK; FREETMPS; LEAVE; ptr = SvPV(err_str, len); rr->errstring = odr_strdupn(rr->stream, ptr, len); rr->errcode = SvIV(err_code); rr->num_entries = SvIV(number); rr->status = SvIV(status); buffer = rr->entries; entries = (AV *)SvRV(entries_ref); if (rr->errcode == 0) for (i = 0; i < rr->num_entries; i++) { scan_item = (HV *)SvRV(sv_2mortal(av_shift(entries))); temp = hv_fetch(scan_item, "TERM", 4, 1); ptr = SvPV(*temp, len); buffer->term = odr_strdupn(rr->stream, ptr, len); temp = hv_fetch(scan_item, "OCCURRENCE", 10, 1); buffer->occurrences = SvIV(*temp); temp = hv_fetch(scan_item, "DISPLAY_TERM", 12, 0); if (temp) { ptr = SvPV(*temp, len); buffer->display_term = odr_strdupn(rr->stream, ptr,len); } buffer++; hv_undef(scan_item); } zhandle->handle = point; handle = zhandle; sv_free(err_code); sv_free(err_str); sv_free(status); sv_free(number); hv_undef(href); sv_free((SV *)href); av_undef(aref); sv_free((SV *)aref); av_undef(list); sv_free((SV *)list); av_undef(entries); /*sv_free((SV *)entries);*/ sv_free(entries_ref); return 0; } int bend_explain(void *handle, bend_explain_rr *q) { HV *href; CV *handler_cv = 0; SV **temp; char *explain; SV *explainsv; STRLEN len; Zfront_handle *zhandle = (Zfront_handle *)handle; dSP; ENTER; SAVETMPS; href = newHV(); hv_store(href, "EXPLAIN", 7, newSVpv("", 0), 0); hv_store(href, "DATABASE", 8, newSVpv(q->database, 0), 0); hv_store(href, "GHANDLE", 7, newSVsv(zhandle->ghandle), 0); hv_store(href, "HANDLE", 6, zhandle->handle, 0); PUSHMARK(sp); XPUSHs(sv_2mortal(newRV((SV*) href))); PUTBACK; handler_cv = simpleserver_sv2cv(explain_ref); perl_call_sv((SV*) handler_cv, G_SCALAR | G_DISCARD); SPAGAIN; temp = hv_fetch(href, "EXPLAIN", 7, 1); explainsv = newSVsv(*temp); PUTBACK; FREETMPS; LEAVE; explain = SvPV(explainsv, len); q->explain_buf = odr_strdupn(q->stream, explain, len); return 0; } /* * You'll laugh when I tell you this ... Astonishingly, it turns out * that ActivePerl (which is widely used on Windows) has, in the * header file Perl\lib\CORE\XSUB.h, the following heinous crime: * # define open PerlLIO_open * This of course screws up the use of the "open" member of the * Z_IdAuthentication structure below, so we have to undo this * brain-damage. */ #ifdef open #undef open #endif bend_initresult *bend_init(bend_initrequest *q) { int dummy = simpleserver_clone(); bend_initresult *r = (bend_initresult *) odr_malloc (q->stream, sizeof(*r)); char *ptr; CV* handler_cv = 0; dSP; STRLEN len; NMEM nmem = nmem_create(); Zfront_handle *zhandle = (Zfront_handle *) nmem_malloc(nmem, sizeof(*zhandle)); SV *handle; HV *href; SV **temp; ENTER; SAVETMPS; zhandle->ghandle = _global_ghandle; zhandle->nmem = nmem; zhandle->stop_flag = 0; if (sort_ref) { q->bend_sort = bend_sort; } if (search_ref) { q->bend_search = bend_search; } if (present_ref) { q->bend_present = bend_present; } /*q->bend_esrequest = bend_esrequest;*/ if (delete_ref) { q->bend_delete = bend_delete; } if (fetch_ref) { q->bend_fetch = bend_fetch; } if (scan_ref) { q->bend_scan = bend_scan; } if (explain_ref) { q->bend_explain = bend_explain; } href = newHV(); /* ### These should be given initial values from the client */ hv_store(href, "IMP_ID", 6, newSVpv("", 0), 0); hv_store(href, "IMP_NAME", 8, newSVpv("", 0), 0); hv_store(href, "IMP_VER", 7, newSVpv("", 0), 0); hv_store(href, "ERR_CODE", 8, newSViv(0), 0); hv_store(href, "ERR_STR", 7, newSViv(0), 0); hv_store(href, "PEER_NAME", 9, newSVpv(q->peer_name, 0), 0); hv_store(href, "GHANDLE", 7, newSVsv(zhandle->ghandle), 0); hv_store(href, "HANDLE", 6, newSVsv(&sv_undef), 0); hv_store(href, "PID", 3, newSViv(getpid()), 0); if (q->auth) { char *user = NULL; char *passwd = NULL; if (q->auth->which == Z_IdAuthentication_open) { char *cp; user = nmem_strdup (odr_getmem (q->stream), q->auth->u.open); cp = strchr (user, '/'); if (cp) { /* password after / given */ *cp = '\0'; passwd = cp+1; } } else if (q->auth->which == Z_IdAuthentication_idPass) { user = q->auth->u.idPass->userId; passwd = q->auth->u.idPass->password; } /* ### some code paths have user/password unassigned here */ if (user) hv_store(href, "USER", 4, newSVpv(user, 0), 0); if (passwd) hv_store(href, "PASS", 4, newSVpv(passwd, 0), 0); } PUSHMARK(sp); XPUSHs(sv_2mortal(newRV((SV*) href))); PUTBACK; if (init_ref != NULL) { handler_cv = simpleserver_sv2cv( init_ref ); perl_call_sv( (SV *) handler_cv, G_SCALAR | G_DISCARD); } SPAGAIN; temp = hv_fetch(href, "IMP_ID", 6, 1); ptr = SvPV(*temp, len); q->implementation_id = nmem_strdup(nmem, ptr); temp = hv_fetch(href, "IMP_NAME", 8, 1); ptr = SvPV(*temp, len); q->implementation_name = nmem_strdup(nmem, ptr); temp = hv_fetch(href, "IMP_VER", 7, 1); ptr = SvPV(*temp, len); q->implementation_version = nmem_strdup(nmem, ptr); temp = hv_fetch(href, "ERR_CODE", 8, 1); r->errcode = SvIV(*temp); temp = hv_fetch(href, "ERR_STR", 7, 1); ptr = SvPV(*temp, len); r->errstring = odr_strdupn(q->stream, ptr, len); temp = hv_fetch(href, "HANDLE", 6, 1); handle= newSVsv(*temp); zhandle->handle = handle; r->handle = zhandle; hv_undef(href); sv_free((SV*) href); PUTBACK; FREETMPS; LEAVE; return r; } void bend_close(void *handle) { HV *href; Zfront_handle *zhandle = (Zfront_handle *)handle; CV* handler_cv = 0; int stop_flag = 0; dSP; ENTER; SAVETMPS; if (close_ref) { href = newHV(); hv_store(href, "GHANDLE", 7, newSVsv(zhandle->ghandle), 0); hv_store(href, "HANDLE", 6, zhandle->handle, 0); PUSHMARK(sp); XPUSHs(sv_2mortal(newRV((SV *)href))); PUTBACK; handler_cv = simpleserver_sv2cv( close_ref ); perl_call_sv( (SV *) handler_cv, G_SCALAR | G_DISCARD); SPAGAIN; sv_free((SV*) href); } else sv_free(zhandle->handle); PUTBACK; FREETMPS; LEAVE; stop_flag = zhandle->stop_flag; nmem_destroy(zhandle->nmem); simpleserver_free(); if (stop_flag) exit(0); return; } static void start_stop(struct statserv_options_block *sob, SV *handler_ref) { HV *href; dSP; ENTER; SAVETMPS; href = newHV(); hv_store(href, "CONFIG", 6, newSVpv(sob->configname, 0), 0); PUSHMARK(sp); XPUSHs(sv_2mortal(newRV((SV*) href))); PUTBACK; if (handler_ref != NULL) { CV* handler_cv = simpleserver_sv2cv( handler_ref ); perl_call_sv( (SV *) handler_cv, G_SCALAR | G_DISCARD); } SPAGAIN; PUTBACK; FREETMPS; LEAVE; } void bend_start(struct statserv_options_block *sob) { start_stop(sob, start_ref); } MODULE = Net::Z3950::SimpleServer PACKAGE = Net::Z3950::SimpleServer PROTOTYPES: DISABLE void set_ghandle(arg) SV *arg CODE: _global_ghandle = newSVsv(arg); void set_init_handler(arg) SV *arg CODE: init_ref = newSVsv(arg); void set_close_handler(arg) SV *arg CODE: close_ref = newSVsv(arg); void set_sort_handler(arg) SV *arg CODE: sort_ref = newSVsv(arg); void set_search_handler(arg) SV *arg CODE: search_ref = newSVsv(arg); void set_fetch_handler(arg) SV *arg CODE: fetch_ref = newSVsv(arg); void set_present_handler(arg) SV *arg CODE: present_ref = newSVsv(arg); void set_esrequest_handler(arg) SV *arg CODE: esrequest_ref = newSVsv(arg); void set_delete_handler(arg) SV *arg CODE: delete_ref = newSVsv(arg); void set_scan_handler(arg) SV *arg CODE: scan_ref = newSVsv(arg); void set_explain_handler(arg) SV *arg CODE: explain_ref = newSVsv(arg); void set_start_handler(arg) SV *arg CODE: start_ref = newSVsv(arg); int start_server(...) PREINIT: char **argv; char **argv_buf; char *ptr; int i; STRLEN len; struct statserv_options_block *sob; CODE: argv_buf = (char **)xmalloc((items + 1) * sizeof(char *)); argv = argv_buf; for (i = 0; i < items; i++) { ptr = SvPV(ST(i), len); *argv_buf = (char *)xmalloc(len + 1); strcpy(*argv_buf++, ptr); } *argv_buf = NULL; sob = statserv_getcontrol(); sob->bend_start = bend_start; statserv_setcontrol(sob); root_perl_context = PERL_GET_CONTEXT; yaz_mutex_create(&simpleserver_mutex); #if 0 /* only for debugging perl_clone .. */ tst_clones(); #endif RETVAL = statserv_main(items, argv, bend_init, bend_close); OUTPUT: RETVAL int ScanSuccess() CODE: RETVAL = BEND_SCAN_SUCCESS; OUTPUT: RETVAL int ScanPartial() CODE: RETVAL = BEND_SCAN_PARTIAL; OUTPUT: RETVAL void yazlog(arg) SV *arg CODE: STRLEN len; char *ptr; ptr = SvPV(arg, len); yaz_log(YLOG_LOG, "%.*s", (int) len, ptr); int yaz_diag_srw_to_bib1(srw_code) int srw_code int yaz_diag_bib1_to_srw(bib1_code) int bib1_code