/* * Copyright (c) 2000, Index Data. * * Permission to use, copy, modify, distribute, and sell this software and * its documentation, in whole or in part, for any purpose, is hereby granted, * provided that: * * 1. This copyright and permission notice appear in all copies of the * software and its documentation. Notices of copyright or attribution * which appear at the beginning of any file must remain unchanged. * * 2. The name of Index Data or the individual authors may not be used to * endorse or promote products derived from this software without specific * prior written permission. * * THIS SOFTWARE IS PROVIDED "AS IS" AND WITHOUT WARRANTY OF ANY KIND, * EXPRESS, IMPLIED, OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. * IN NO EVENT SHALL INDEX DATA BE LIABLE FOR ANY SPECIAL, INCIDENTAL, * INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND, OR ANY DAMAGES * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER OR * NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE * OF THIS SOFTWARE. */ /*$Log: SimpleServer.xs,v $ /*Revision 1.17 2003-01-03 09:00:24 sondberg /**** empty log message *** /* /*Revision 1.16 2002/11/26 17:09:18 mike /*basic support for idPass authentication /* /*Revision 1.15 2002/09/16 13:55:53 sondberg /*Added support for authentication into SimpleServer. /* /*Revision 1.14 2002/03/05 00:34:13 mike /*Support for implementation_id (commented out until it's /*in mainstream Yaz) /* /*Revision 1.13 2002/02/28 11:21:57 mike /*Add RPN structure to search-handler argument hash. /* /*Revision 1.12 2001/08/30 14:02:10 sondberg /*Small changes. /* /*Revision 1.11 2001/08/30 13:15:11 sondberg /*Corrected a memory leak, one more to go. /* /*Revision 1.10 2001/08/29 11:48:36 sondberg /*Added routines /* /* Net::Z3950::SimpleServer::ScanSuccess /* Net::Z3950::SimpleServer::ScanPartial /* /*and a bit of documentation. /* /*Revision 1.9 2001/08/24 14:00:20 sondberg /*Added support for scan. /* /*Revision 1.8 2001/05/21 11:07:02 sondberg /*Extended maximum numbers of GRS-1 elements. Should be done dynamically. /* /*Revision 1.7 2001/03/13 14:17:15 sondberg /*Added support for GRS-1. /**/ #include "EXTERN.h" #include "perl.h" #include "XSUB.h" #include #include #include #include #include #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 typedef struct { SV *handle; SV *init_ref; SV *close_ref; SV *sort_ref; SV *search_ref; SV *fetch_ref; SV *present_ref; SV *esrequest_ref; SV *delete_ref; SV *scan_ref; } Zfront_handle; 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; int MAX_OID = 15; #define GRS_BUF_SIZE 512 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(LOG_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(LOG_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(LOG_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 = (int *)odr_malloc(o, sizeof(int)); *t->tagType = 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 = (int *)odr_malloc(o, sizeof(int)); *t->tagValue->u.numeric = ivalue; } else { t->tagValue->which = Z_StringOrNumeric_string; t->tagValue->u.string = (char *)odr_malloc(o, strlen(value)+1); strcpy(t->tagValue->u.string, 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, '.'); } } static int rpn2pquery(Z_RPNStructure *s, WRBUF buf) { switch (s->which) { case Z_RPNStructure_simple: { Z_Operand *o = s->u.simple; switch (o->which) { case Z_Operand_APT: { Z_AttributesPlusTerm *at = o->u.attributesPlusTerm; if (at->attributes) { int i; char ibuf[16]; for (i = 0; i < at->attributes->num_attributes; i++) { wrbuf_puts(buf, "@attr "); if (at->attributes->attributes[i]->attributeSet) { oid2str(at->attributes->attributes[i]->attributeSet, buf); wrbuf_putc(buf, ' '); } sprintf(ibuf, "%d=", *at->attributes->attributes[i]->attributeType); assert(at->attributes->attributes[i]->which == Z_AttributeValue_numeric); wrbuf_puts(buf, ibuf); sprintf(ibuf, "%d ", *at->attributes->attributes[i]->value.numeric); wrbuf_puts(buf, ibuf); } } switch (at->term->which) { case Z_Term_general: { wrbuf_putc(buf, '"'); wrbuf_write(buf, (char*) at->term->u.general->buf, at->term->u.general->len); wrbuf_puts(buf, "\" "); break; } default: abort(); } break; } default: abort(); } break; } case Z_RPNStructure_complex: { Z_Complex *c = s->u.complex; switch (c->roperator->which) { case Z_Operator_and: wrbuf_puts(buf, "@and "); break; case Z_Operator_or: wrbuf_puts(buf, "@or "); break; case Z_Operator_and_not: wrbuf_puts(buf, "@not "); break; case Z_Operator_prox: abort(); default: abort(); } if (!rpn2pquery(c->s1, buf)) return 0; if (!rpn2pquery(c->s2, buf)) return 0; break; } default: abort(); } return 1; } WRBUF zquery2pquery(Z_Query *q) { WRBUF buf = wrbuf_alloc(); if (q->which != Z_Query_type_1 && q->which != Z_Query_type_101) return 0; if (q->u.type_1->attributeSetId) { /* Output attribute set ID */ wrbuf_puts(buf, "@attrset "); oid2str(q->u.type_1->attributeSetId, buf); wrbuf_putc(buf, ' '); } return rpn2pquery(q->u.type_1->RPNStructure, buf) ? buf : 0; } /* Lifted verbatim from Net::Z3950 yazwrap/util.c */ #include void fatal(char *fmt, ...) { va_list ap; fprintf(stderr, "FATAL (yazwrap): "); 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 *rpn2perl(Z_RPNStructure *s) { SV *sv; HV *hv; AV *av; switch (s->which) { case Z_RPNStructure_simple: { Z_Operand *o = s->u.simple; Z_AttributesPlusTerm *at; if (o->which != Z_Operand_APT) fatal("can't handle RPN simples other than APT"); at = o->u.attributesPlusTerm; if (at->term->which != Z_Term_general) fatal("can't handle RPN terms other than general"); sv = newObject("Net::Z3950::RPN::Term", (SV*) (hv = newHV())); if (at->attributes) { int i; SV *attrs = newObject("Net::Z3950::RPN::Attributes", (SV*) (av = newAV())); for (i = 0; i < at->attributes->num_attributes; i++) { Z_AttributeElement *elem = at->attributes->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)); assert(elem->which == Z_AttributeValue_numeric); setMember(hv2, "attributeValue", newSViv(*elem->value.numeric)); av_push(av, tmp); } setMember(hv, "attributes", attrs); } setMember(hv, "term", newSVpv((char*) at->term->u.general->buf, at->term->u.general->len)); return sv; } 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; } 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; SV **temp; SV *err_code; SV *err_str; SV *status; STRLEN len; char *ptr; char *ODR_err_str; char **input_setnames; Zfront_handle *zhandle = (Zfront_handle *)handle; 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)); } 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, "HANDLE", 6, zhandle->handle, 0); hv_store(href, "STATUS", 6, newSViv(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); PUTBACK; FREETMPS; LEAVE; hv_undef(href), av_undef(aref); rr->errcode = SvIV(err_code); rr->sort_status = SvIV(status); ptr = SvPV(err_str, len); ODR_err_str = (char *)odr_malloc(rr->stream, len + 1); strcpy(ODR_err_str, ptr); rr->errstring = ODR_err_str; sv_free(err_code); sv_free(err_str); sv_free(status); return 0; } int bend_search(void *handle, bend_search_rr *rr) { HV *href; AV *aref; SV **temp; SV *hits; SV *err_code; SV *err_str; char *ODR_errstr; STRLEN len; int i; char **basenames; int n; WRBUF query; char *ptr; SV *point; SV *ODR_point; Zfront_handle *zhandle = (Zfront_handle *)handle; dSP; ENTER; SAVETMPS; aref = newAV(); basenames = rr->basenames; for (i = 0; i < rr->num_bases; i++) { av_push(aref, newSVpv(*basenames++, 0)); } href = newHV(); hv_store(href, "SETNAME", 7, newSVpv(rr->setname, 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, "HANDLE", 6, zhandle->handle, 0); hv_store(href, "PID", 3, newSViv(getpid()), 0); hv_store(href, "RPN", 3, zquery2perl(rr->query), 0); query = zquery2pquery(rr->query); if (query) { hv_store(href, "QUERY", 5, newSVpv((char *)query->buf, query->pos), 0); } else { rr->errcode = 108; } PUSHMARK(sp); XPUSHs(sv_2mortal(newRV( (SV*) href))); PUTBACK; n = perl_call_sv(search_ref, G_SCALAR | G_DISCARD); SPAGAIN; temp = hv_fetch(href, "HITS", 4, 1); hits = newSVsv(*temp); 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); PUTBACK; FREETMPS; LEAVE; hv_undef(href); av_undef(aref); rr->hits = SvIV(hits); rr->errcode = SvIV(err_code); ptr = SvPV(err_str, len); ODR_errstr = (char *)odr_malloc(rr->stream, len + 1); strcpy(ODR_errstr, ptr); rr->errstring = ODR_errstr; /* ODR_point = (SV *)odr_malloc(rr->stream, sizeof(*point)); memcpy(ODR_point, point, sizeof(*point)); zhandle->handle = ODR_point;*/ zhandle->handle = point; handle = zhandle; sv_free(hits); sv_free(err_code); sv_free(err_str); sv_free( (SV*) aref); sv_free( (SV*) href); /*sv_free(point);*/ wrbuf_free(query, 1); return 0; } /* ### this is worryingly similar to oid2str() */ WRBUF oid2dotted(int *oid) { WRBUF buf = wrbuf_alloc(); int dot = 0; for (; *oid != -1 ; oid++) { char ibuf[16]; if (dot) { wrbuf_putc(buf, '.'); } else { dot = 1; } sprintf(ibuf, "%d", *oid); wrbuf_puts(buf, ibuf); } return buf; } int dotted2oid(char *dotted, int *buffer) { int *oid; char ibuf[16]; char *ptr; int n = 0; ptr = ibuf; oid = buffer; while (*dotted) { if (*dotted == '.') { n++; if (n == MAX_OID) /* Terminate if more than MAX_OID entries */ { *oid = -1; return -1; } *ptr = 0; sscanf(ibuf, "%d", oid++); ptr = ibuf; dotted++; } else { *ptr++ = *dotted++; } } if (n < MAX_OID) { *ptr = 0; sscanf(ibuf, "%d", oid++); } *oid = -1; return 0; } int bend_fetch(void *handle, bend_fetch_rr *rr) { HV *href; SV **temp; SV *basename; SV *record; SV *last; SV *err_code; SV *err_string; SV *sur_flag; SV *point; SV *rep_form; char *ptr; char *ODR_record; char *ODR_basename; char *ODR_errstr; int *ODR_oid_buf; oident *oid; WRBUF oid_dotted; Zfront_handle *zhandle = (Zfront_handle *)handle; Z_RecordComposition *composition; Z_ElementSetNames *simple; STRLEN length; dSP; ENTER; SAVETMPS; rr->errcode = 0; href = newHV(); hv_store(href, "SETNAME", 7, newSVpv(rr->setname, 0), 0); temp = hv_store(href, "OFFSET", 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, "REP_FORM", 8, newSVpv((char *)oid_dotted->buf, oid_dotted->pos), 0); hv_store(href, "BASENAME", 8, newSVpv("", 0), 0); hv_store(href, "RECORD", 6, 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, "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; } } else { rr->errcode = 26; } } PUSHMARK(sp); XPUSHs(sv_2mortal(newRV( (SV*) href))); PUTBACK; perl_call_sv(fetch_ref, G_SCALAR | G_DISCARD); SPAGAIN; temp = hv_fetch(href, "BASENAME", 8, 1); basename = newSVsv(*temp); temp = hv_fetch(href, "RECORD", 6, 1); record = 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, "HANDLE", 6, 1); point = newSVsv(*temp); PUTBACK; FREETMPS; LEAVE; hv_undef(href); ptr = SvPV(basename, length); ODR_basename = (char *)odr_malloc(rr->stream, length + 1); strcpy(ODR_basename, ptr); rr->basename = ODR_basename; ptr = SvPV(rep_form, length); ODR_oid_buf = (int *)odr_malloc(rr->stream, (MAX_OID + 1) * sizeof(int)); if (dotted2oid(ptr, ODR_oid_buf) == -1) /* Maximum number of OID elements exceeded */ { printf("Net::Z3950::SimpleServer: WARNING: OID structure too long, max length is %d\n", MAX_OID); } rr->output_format_raw = ODR_oid_buf; ptr = SvPV(record, length); oid = oid_getentbyoid(ODR_oid_buf); if (oid->value == VAL_GRS1) /* Treat GRS-1 records separately */ { rr->record = (char *) read_grs1(ptr, rr->stream); rr->len = -1; } else { ODR_record = (char *)odr_malloc(rr->stream, length + 1); strcpy(ODR_record, ptr); rr->record = ODR_record; rr->len = length; } zhandle->handle = point; handle = zhandle; rr->last_in_set = SvIV(last); if (!(rr->errcode)) { rr->errcode = SvIV(err_code); ptr = SvPV(err_string, length); ODR_errstr = (char *)odr_malloc(rr->stream, length + 1); strcpy(ODR_errstr, ptr); rr->errstring = ODR_errstr; } rr->surrogate_flag = SvIV(sur_flag); wrbuf_free(oid_dotted, 1); sv_free((SV*) href); sv_free(basename); sv_free(record); sv_free(last); sv_free(err_string); sv_free(err_code), sv_free(sur_flag); sv_free(rep_form); return 0; } int bend_present(void *handle, bend_present_rr *rr) { HV *href; SV **temp; SV *err_code; SV *err_string; SV *hits; SV *point; STRLEN len; Z_RecordComposition *composition; Z_ElementSetNames *simple; char *ODR_errstr; char *ptr; Zfront_handle *zhandle = (Zfront_handle *)handle; /* WRBUF oid_dotted; */ dSP; ENTER; SAVETMPS; href = newHV(); 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, "HITS", 4, newSViv(0), 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; return 0; } } else { rr->errcode = 26; return 0; } } PUSHMARK(sp); XPUSHs(sv_2mortal(newRV( (SV*) href))); PUTBACK; perl_call_sv(present_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_string = newSVsv(*temp); temp = hv_fetch(href, "HITS", 4, 1); hits = newSVsv(*temp); temp = hv_fetch(href, "HANDLE", 6, 1); point = newSVsv(*temp); PUTBACK; FREETMPS; LEAVE; hv_undef(href); rr->errcode = SvIV(err_code); rr->hits = SvIV(hits); ptr = SvPV(err_string, len); ODR_errstr = (char *)odr_malloc(rr->stream, len + 1); strcpy(ODR_errstr, ptr); rr->errstring = ODR_errstr; /* wrbuf_free(oid_dotted, 1);*/ zhandle->handle = point; handle = zhandle; sv_free(err_code); sv_free(err_string); sv_free(hits); 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_delete(void *handle, bend_delete_rr *rr) { perl_call_sv(delete_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 *scan_list; struct scan_entry *buffer; int *step_size = rr->step_size; 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; char *ODR_errstr; STRLEN len; int term_len; SV *term_tmp; SV *entries_ref; Zfront_handle *zhandle = (Zfront_handle *)handle; dSP; ENTER; SAVETMPS; href = newHV(); list = newAV(); if (rr->term->term->which == Z_Term_general) { term_len = rr->term->term->u.general->len; hv_store(href, "TERM", 4, newSVpv(rr->term->term->u.general->buf, term_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, "HANDLE", 6, zhandle->handle, 0); hv_store(href, "STATUS", 6, newSViv(BEND_SCAN_SUCCESS), 0); hv_store(href, "ENTRIES", 7, newRV((SV *) list), 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; perl_call_sv(scan_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, "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); PUTBACK; FREETMPS; LEAVE; ptr = SvPV(err_str, len); ODR_errstr = (char *)odr_malloc(rr->stream, len + 1); strcpy(ODR_errstr, ptr); rr->errstring = ODR_errstr; rr->errcode = SvIV(err_code); rr->num_entries = SvIV(number); rr->status = SvIV(status); scan_list = (struct scan_entry *) odr_malloc (rr->stream, rr->num_entries * sizeof(*scan_list)); buffer = scan_list; entries = (AV *)SvRV(entries_ref); 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 = (char *) odr_malloc (rr->stream, len + 1); strcpy(buffer->term, ptr); temp = hv_fetch(scan_item, "OCCURRENCE", 10, 1); buffer->occurrences = SvIV(*temp); buffer++; hv_undef(scan_item); } rr->entries = scan_list; 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; } bend_initresult *bend_init(bend_initrequest *q) { bend_initresult *r = (bend_initresult *) odr_malloc (q->stream, sizeof(*r)); HV *href; SV **temp; SV *id; SV *name; SV *ver; SV *err_str; SV *status; Zfront_handle *zhandle = (Zfront_handle *) xmalloc (sizeof(*zhandle)); STRLEN len; int n; SV *handle; /*char *name_ptr; char *ver_ptr;*/ char *ptr; char *user = NULL; char *passwd = NULL; dSP; ENTER; SAVETMPS; /*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;*/ /*q->bend_delete = bend_delete;*/ if (fetch_ref) { q->bend_fetch = bend_fetch; } if (scan_ref) { q->bend_scan = bend_scan; } href = newHV(); 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, "PEER_NAME", 9, newSVpv(q->peer_name, 0), 0); hv_store(href, "HANDLE", 6, newSVsv(&sv_undef), 0); hv_store(href, "PID", 3, newSViv(getpid()), 0); if (q->auth) { if (q->auth->which == Z_IdAuthentication_open) { char *openpass = xstrdup (q->auth->u.open); char *cp = strchr (openpass, '/'); if (cp) { *cp = '\0'; user = nmem_strdup (odr_getmem (q->stream), openpass); passwd = nmem_strdup (odr_getmem (q->stream), cp + 1); } xfree(openpass); } 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 */ hv_store(href, "USER", 4, newSVpv(user, 0), 0); hv_store(href, "PASS", 4, newSVpv(passwd, 0), 0); } PUSHMARK(sp); XPUSHs(sv_2mortal(newRV( (SV*) href))); PUTBACK; if (init_ref != NULL) { perl_call_sv(init_ref, G_SCALAR | G_DISCARD); } SPAGAIN; temp = hv_fetch(href, "IMP_ID", 6, 1); id = newSVsv(*temp); temp = hv_fetch(href, "IMP_NAME", 8, 1); name = newSVsv(*temp); temp = hv_fetch(href, "IMP_VER", 7, 1); ver = newSVsv(*temp); temp = hv_fetch(href, "ERR_CODE", 8, 1); status = newSVsv(*temp); temp = hv_fetch(href, "HANDLE", 6, 1); handle= newSVsv(*temp); hv_undef(href); PUTBACK; FREETMPS; LEAVE; zhandle->handle = handle; r->errcode = SvIV(status); r->handle = zhandle; #if 0 /* implementation_id support is not yet in mainstream Yaz */ ptr = SvPV(id, len); q->implementation_id = (char *)xmalloc(len + 1); strcpy(q->implementation_id, ptr); #endif ptr = SvPV(name, len); q->implementation_name = (char *)xmalloc(len + 1); strcpy(q->implementation_name, ptr); /* q->implementation_name = SvPV(name, len);*/ ptr = SvPV(ver, len); q->implementation_version = (char *)xmalloc(len + 1); strcpy(q->implementation_version, ptr); return r; } void bend_close(void *handle) { HV *href; Zfront_handle *zhandle = (Zfront_handle *)handle; SV **temp; dSP; ENTER; SAVETMPS; if (close_ref == NULL) { return; } href = newHV(); hv_store(href, "HANDLE", 6, zhandle->handle, 0); PUSHMARK(sp); XPUSHs(sv_2mortal(newRV((SV *)href))); PUTBACK; perl_call_sv(close_ref, G_SCALAR | G_DISCARD); SPAGAIN; PUTBACK; FREETMPS; LEAVE; xfree(handle); return; } MODULE = Net::Z3950::SimpleServer PACKAGE = Net::Z3950::SimpleServer 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); int start_server(...) PREINIT: char **argv; char **argv_buf; char *ptr; int i; STRLEN len; 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; 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