+++ /dev/null
-/*
- * Copyright (c) 1995-1999, Index Data.
- * See the file LICENSE for details.
- * Sebastian Hammer, Adam Dickmeiss
- *
- * $Log: prt-ext.c,v $
- * Revision 1.22 1999-05-26 15:24:26 adam
- * Fixed minor bugs regarding DB Update (introduced by previous commit).
- *
- * Revision 1.21 1999/05/26 14:47:12 adam
- * Implemented z_ext_record.
- *
- * Revision 1.20 1999/04/20 09:56:48 adam
- * Added 'name' paramter to encoder/decoder routines (typedef Odr_fun).
- * Modified all encoders/decoders to reflect this change.
- *
- * Revision 1.19 1998/03/31 15:13:19 adam
- * Development towards compiled ASN.1.
- *
- * Revision 1.18 1998/03/31 11:07:44 adam
- * Furhter work on UNIverse resource report.
- * Added Extended Services handling in frontend server.
- *
- * Revision 1.17 1998/03/20 14:46:06 adam
- * Added UNIverse Resource Reports.
- *
- * Revision 1.16 1998/02/11 11:53:32 adam
- * Changed code so that it compiles as C++.
- *
- * Revision 1.15 1998/02/10 15:31:46 adam
- * Implemented date and time structure. Changed the Update Extended
- * Service.
- *
- * Revision 1.14 1998/01/05 09:04:57 adam
- * Fixed bugs in encoders/decoders - Not operator (!) missing.
- *
- * Revision 1.13 1997/05/14 06:53:22 adam
- * C++ support.
- *
- * Revision 1.12 1997/04/30 08:52:02 quinn
- * Null
- *
- * Revision 1.11 1996/10/10 12:35:13 quinn
- * Added Update extended service.
- *
- * Revision 1.10 1996/10/09 15:54:55 quinn
- * Added SearchInfoReport
- *
- * Revision 1.9 1996/06/10 08:53:36 quinn
- * Added Summary,OPAC,ResourceReport
- *
- * Revision 1.8 1996/02/20 12:51:44 quinn
- * Completed SCAN. Fixed problems with EXTERNAL.
- *
- * Revision 1.7 1995/10/12 10:34:38 quinn
- * Added Espec-1.
- *
- * Revision 1.6 1995/09/29 17:11:55 quinn
- * Smallish
- *
- * Revision 1.5 1995/09/27 15:02:42 quinn
- * Modified function heads & prototypes.
- *
- * Revision 1.4 1995/08/29 11:17:16 quinn
- * *** empty log message ***
- *
- * Revision 1.3 1995/08/21 09:10:18 quinn
- * Smallish fixes to suppport new formats.
- *
- * Revision 1.2 1995/08/17 12:45:00 quinn
- * Fixed minor problems with GRS-1. Added support in c&s.
- *
- * Revision 1.1 1995/08/15 13:37:41 quinn
- * Improved EXTERNAL
- *
- *
- */
-
-#include <proto.h>
-
-/*
- * The table below should be moved to the ODR structure itself and
- * be an image of the association context: To help
- * map indirect references when they show up.
- */
-static Z_ext_typeent type_table[] =
-{
- {VAL_SUTRS, Z_External_sutrs, (Odr_fun) z_SUTRS},
- {VAL_EXPLAIN, Z_External_explainRecord, (Odr_fun)z_ExplainRecord},
- {VAL_RESOURCE1, Z_External_resourceReport1, (Odr_fun)z_ResourceReport1},
- {VAL_RESOURCE2, Z_External_resourceReport2, (Odr_fun)z_ResourceReport2},
- {VAL_PROMPT1, Z_External_promptObject1, (Odr_fun)z_PromptObject1 },
- {VAL_GRS1, Z_External_grs1, (Odr_fun)z_GenericRecord},
- {VAL_EXTENDED, Z_External_extendedService, (Odr_fun)z_TaskPackage},
-#ifdef ASN_COMPILED
- {VAL_ITEMORDER, Z_External_itemOrder, (Odr_fun)z_IOItemOrder},
-#else
- {VAL_ITEMORDER, Z_External_itemOrder, (Odr_fun)z_ItemOrder},
-#endif
- {VAL_DIAG1, Z_External_diag1, (Odr_fun)z_DiagnosticFormat},
- {VAL_ESPEC1, Z_External_espec1, (Odr_fun)z_Espec1},
- {VAL_SUMMARY, Z_External_summary, (Odr_fun)z_BriefBib},
- {VAL_OPAC, Z_External_OPAC, (Odr_fun)z_OPACRecord},
- {VAL_SEARCHRES1, Z_External_searchResult1, (Odr_fun)z_SearchInfoReport},
- {VAL_DBUPDATE, Z_External_update, (Odr_fun)z_IUUpdate},
- {VAL_DATETIME, Z_External_dateTime, (Odr_fun)z_DateTime},
- {VAL_UNIVERSE_REPORT, Z_External_universeReport, (Odr_fun)z_UniverseReport},
- {VAL_NONE, 0, 0}
-};
-
-Z_ext_typeent *z_ext_getentbyref(oid_value val)
-{
- Z_ext_typeent *i;
-
- for (i = type_table; i->dref != VAL_NONE; i++)
- if (i->dref == val)
- return i;
- return 0;
-}
-
-int z_External(ODR o, Z_External **p, int opt, const char *name)
-{
- oident *oid;
- Z_ext_typeent *type;
-
- static Odr_arm arm[] =
- {
- {ODR_EXPLICIT, ODR_CONTEXT, 0, Z_External_single,
- (Odr_fun)odr_any, 0},
- {ODR_IMPLICIT, ODR_CONTEXT, 1, Z_External_octet,
- (Odr_fun)odr_octetstring, 0},
- {ODR_IMPLICIT, ODR_CONTEXT, 2, Z_External_arbitrary,
- (Odr_fun)odr_bitstring, 0},
- {ODR_EXPLICIT, ODR_CONTEXT, 0, Z_External_sutrs,
- (Odr_fun)z_SUTRS, 0},
- {ODR_EXPLICIT, ODR_CONTEXT, 0, Z_External_explainRecord,
- (Odr_fun)z_ExplainRecord, 0},
- {ODR_EXPLICIT, ODR_CONTEXT, 0, Z_External_resourceReport1,
- (Odr_fun)z_ResourceReport1, 0},
- {ODR_EXPLICIT, ODR_CONTEXT, 0, Z_External_resourceReport2,
- (Odr_fun)z_ResourceReport2, 0},
- {ODR_EXPLICIT, ODR_CONTEXT, 0, Z_External_promptObject1,
- (Odr_fun)z_PromptObject1, 0},
- {ODR_EXPLICIT, ODR_CONTEXT, 0, Z_External_grs1,
- (Odr_fun)z_GenericRecord, 0},
- {ODR_EXPLICIT, ODR_CONTEXT, 0, Z_External_extendedService,
- (Odr_fun)z_TaskPackage, 0},
-#ifdef ASN_COMPILED
- {ODR_EXPLICIT, ODR_CONTEXT, 0, Z_External_itemOrder,
- (Odr_fun)z_IOItemOrder, 0},
-#else
- {ODR_EXPLICIT, ODR_CONTEXT, 0, Z_External_itemOrder,
- (Odr_fun)z_ItemOrder, 0},
-#endif
- {ODR_EXPLICIT, ODR_CONTEXT, 0, Z_External_diag1,
- (Odr_fun)z_DiagnosticFormat, 0},
- {ODR_EXPLICIT, ODR_CONTEXT, 0, Z_External_espec1,
- (Odr_fun)z_Espec1, 0},
- {ODR_EXPLICIT, ODR_CONTEXT, 0, Z_External_summary,
- (Odr_fun)z_BriefBib, 0},
- {ODR_EXPLICIT, ODR_CONTEXT, 0, Z_External_OPAC,
- (Odr_fun)z_OPACRecord, 0},
- {ODR_EXPLICIT, ODR_CONTEXT, 0, Z_External_searchResult1,
- (Odr_fun)z_SearchInfoReport, 0},
- {ODR_EXPLICIT, ODR_CONTEXT, 0, Z_External_update,
- (Odr_fun)z_IUUpdate, 0},
- {ODR_EXPLICIT, ODR_CONTEXT, 0, Z_External_dateTime,
- (Odr_fun)z_DateTime, 0},
- {ODR_EXPLICIT, ODR_CONTEXT, 0, Z_External_universeReport,
- (Odr_fun)z_UniverseReport, 0},
- {-1, -1, -1, -1, 0, 0}
- };
-
- odr_implicit_settag(o, ODR_UNIVERSAL, ODR_EXTERNAL);
- if (!odr_sequence_begin(o, p, sizeof(**p), name))
- return opt && odr_ok(o);
- if (!(odr_oid(o, &(*p)->direct_reference, 1, 0) &&
- odr_integer(o, &(*p)->indirect_reference, 1, 0) &&
- odr_graphicstring(o, &(*p)->descriptor, 1, 0)))
- return 0;
- /*
- * Do we know this beast?
- */
- if (o->direction == ODR_DECODE && (*p)->direct_reference &&
- (oid = oid_getentbyoid((*p)->direct_reference)) &&
- (type = z_ext_getentbyref(oid->value)))
- {
- int zclass, tag, cons;
-
- /*
- * We know it. If it's represented as an ASN.1 type, bias the CHOICE.
- */
- if (!odr_peektag(o, &zclass, &tag, &cons))
- return opt && odr_ok(o);
- if (zclass == ODR_CONTEXT && tag == 0 && cons == 1)
- odr_choice_bias(o, type->what);
- }
- return
- odr_choice(o, arm, &(*p)->u, &(*p)->which, name) &&
- odr_sequence_end(o);
-}
-
-Z_External *z_ext_record(ODR o, int format, const char *buf, int len)
-{
- Z_External *thisext;
- oident recform;
- int oid[OID_SIZE];
-
- thisext = (Z_External *) odr_malloc(o, sizeof(*thisext));
- thisext->descriptor = 0;
- thisext->indirect_reference = 0;
-
- recform.proto = PROTO_Z3950;
- recform.oclass = CLASS_RECSYN;
- recform.value = (enum oid_value) format;
- if (!oid_ent_to_oid(&recform, oid))
- return 0;
- thisext->direct_reference = odr_oiddup(o, oid);
-
- if (len < 0) /* Structured data */
- {
- switch (format)
- {
- case VAL_SUTRS:
- thisext->which = Z_External_sutrs;
- break;
- case VAL_GRS1:
- thisext->which = Z_External_grs1;
- break;
- case VAL_EXPLAIN:
- thisext->which = Z_External_explainRecord;
- break;
- case VAL_SUMMARY:
- thisext->which = Z_External_summary;
- break;
- case VAL_OPAC:
- thisext->which = Z_External_OPAC;
- break;
- default:
- return 0;
- }
-
- /*
- * We cheat on the pointers here. Obviously, the record field
- * of the backend-fetch structure should have been a union for
- * correctness, but we're stuck with this for backwards
- * compatibility.
- */
- thisext->u.grs1 = (Z_GenericRecord*) buf;
- }
- else if (format == VAL_SUTRS) /* SUTRS is a single-ASN.1-type */
- {
- Odr_oct *sutrs = (Odr_oct *)odr_malloc(o, sizeof(*sutrs));
-
- thisext->which = Z_External_sutrs;
- thisext->u.sutrs = sutrs;
- sutrs->buf = (unsigned char *)odr_malloc(o, len);
- sutrs->len = sutrs->size = len;
- memcpy(sutrs->buf, buf, len);
- }
- else
- {
- thisext->which = Z_External_octet;
- if (!(thisext->u.octet_aligned = (Odr_oct *)
- odr_malloc(o, sizeof(Odr_oct))))
- return 0;
- if (!(thisext->u.octet_aligned->buf = (unsigned char *)
- odr_malloc(o, len)))
- return 0;
- memcpy(thisext->u.octet_aligned->buf, buf, len);
- thisext->u.octet_aligned->len = thisext->u.octet_aligned->size = len;
- }
- return thisext;
-}
-