2 * Copyright (c) 1995-2003, Index Data.
3 * See the file LICENSE for details.
5 * $Id: prt-ext.c,v 1.5 2003-01-06 08:20:28 adam Exp $
11 * The table below should be moved to the ODR structure itself and
12 * be an image of the association context: To help
13 * map indirect references when they show up.
15 static Z_ext_typeent type_table[] =
17 {VAL_SUTRS, Z_External_sutrs, (Odr_fun) z_SUTRS},
18 {VAL_EXPLAIN, Z_External_explainRecord, (Odr_fun)z_ExplainRecord},
19 {VAL_RESOURCE1, Z_External_resourceReport1, (Odr_fun)z_ResourceReport1},
20 {VAL_RESOURCE2, Z_External_resourceReport2, (Odr_fun)z_ResourceReport2},
21 {VAL_PROMPT1, Z_External_promptObject1, (Odr_fun)z_PromptObject1 },
22 {VAL_GRS1, Z_External_grs1, (Odr_fun)z_GenericRecord},
23 {VAL_EXTENDED, Z_External_extendedService, (Odr_fun)z_TaskPackage},
24 {VAL_ITEMORDER, Z_External_itemOrder, (Odr_fun)z_IOItemOrder},
25 {VAL_DIAG1, Z_External_diag1, (Odr_fun)z_DiagnosticFormat},
26 {VAL_ESPEC1, Z_External_espec1, (Odr_fun)z_Espec1},
27 {VAL_SUMMARY, Z_External_summary, (Odr_fun)z_BriefBib},
28 {VAL_OPAC, Z_External_OPAC, (Odr_fun)z_OPACRecord},
29 {VAL_SEARCHRES1, Z_External_searchResult1, (Odr_fun)z_SearchInfoReport},
30 {VAL_DBUPDATE, Z_External_update, (Odr_fun)z_IUUpdate},
31 {VAL_DATETIME, Z_External_dateTime, (Odr_fun)z_DateTime},
32 {VAL_UNIVERSE_REPORT, Z_External_universeReport,(Odr_fun)z_UniverseReport},
33 {VAL_ADMINSERVICE, Z_External_ESAdmin, (Odr_fun)z_Admin},
34 {VAL_USERINFO1, Z_External_userInfo1, (Odr_fun) z_OtherInformation},
35 {VAL_CHARNEG3, Z_External_charSetandLanguageNegotiation, (Odr_fun)
36 z_CharSetandLanguageNegotiation},
37 {VAL_PROMPT1, Z_External_acfPrompt1, (Odr_fun) z_PromptObject1},
38 {VAL_DES1, Z_External_acfDes1, (Odr_fun) z_DES_RN_Object},
39 {VAL_KRB1, Z_External_acfKrb1, (Odr_fun) z_KRBObject},
40 {VAL_MULTISRCH2, Z_External_multisrch2, (Odr_fun) z_MultipleSearchTerms_2},
41 {VAL_CQL, Z_External_CQL, (Odr_fun) z_InternationalString},
45 Z_ext_typeent *z_ext_getentbyref(oid_value val)
49 for (i = type_table; i->dref != VAL_NONE; i++)
55 int z_External(ODR o, Z_External **p, int opt, const char *name)
60 static Odr_arm arm[] =
62 {ODR_EXPLICIT, ODR_CONTEXT, 0, Z_External_single,
64 {ODR_IMPLICIT, ODR_CONTEXT, 1, Z_External_octet,
65 (Odr_fun)odr_octetstring, 0},
66 {ODR_IMPLICIT, ODR_CONTEXT, 2, Z_External_arbitrary,
67 (Odr_fun)odr_bitstring, 0},
68 {ODR_EXPLICIT, ODR_CONTEXT, 0, Z_External_sutrs,
70 {ODR_EXPLICIT, ODR_CONTEXT, 0, Z_External_explainRecord,
71 (Odr_fun)z_ExplainRecord, 0},
73 {ODR_EXPLICIT, ODR_CONTEXT, 0, Z_External_resourceReport1,
74 (Odr_fun)z_ResourceReport1, 0},
75 {ODR_EXPLICIT, ODR_CONTEXT, 0, Z_External_resourceReport2,
76 (Odr_fun)z_ResourceReport2, 0},
77 {ODR_EXPLICIT, ODR_CONTEXT, 0, Z_External_promptObject1,
78 (Odr_fun)z_PromptObject1, 0},
79 {ODR_EXPLICIT, ODR_CONTEXT, 0, Z_External_grs1,
80 (Odr_fun)z_GenericRecord, 0},
81 {ODR_EXPLICIT, ODR_CONTEXT, 0, Z_External_extendedService,
82 (Odr_fun)z_TaskPackage, 0},
84 {ODR_EXPLICIT, ODR_CONTEXT, 0, Z_External_itemOrder,
85 (Odr_fun)z_IOItemOrder, 0},
86 {ODR_EXPLICIT, ODR_CONTEXT, 0, Z_External_diag1,
87 (Odr_fun)z_DiagnosticFormat, 0},
88 {ODR_EXPLICIT, ODR_CONTEXT, 0, Z_External_espec1,
89 (Odr_fun)z_Espec1, 0},
90 {ODR_EXPLICIT, ODR_CONTEXT, 0, Z_External_summary,
91 (Odr_fun)z_BriefBib, 0},
92 {ODR_EXPLICIT, ODR_CONTEXT, 0, Z_External_OPAC,
93 (Odr_fun)z_OPACRecord, 0},
95 {ODR_EXPLICIT, ODR_CONTEXT, 0, Z_External_searchResult1,
96 (Odr_fun)z_SearchInfoReport, 0},
97 {ODR_EXPLICIT, ODR_CONTEXT, 0, Z_External_update,
98 (Odr_fun)z_IUUpdate, 0},
99 {ODR_EXPLICIT, ODR_CONTEXT, 0, Z_External_dateTime,
100 (Odr_fun)z_DateTime, 0},
101 {ODR_EXPLICIT, ODR_CONTEXT, 0, Z_External_universeReport,
102 (Odr_fun)z_UniverseReport, 0},
103 {ODR_EXPLICIT, ODR_CONTEXT, 0, Z_External_ESAdmin,
104 (Odr_fun)z_Admin, 0},
106 {ODR_EXPLICIT, ODR_CONTEXT, 0, Z_External_update0,
107 (Odr_fun)z_IU0Update, 0},
108 {ODR_EXPLICIT, ODR_CONTEXT, 0, Z_External_userInfo1,
109 (Odr_fun)z_OtherInformation, 0},
110 {ODR_EXPLICIT, ODR_CONTEXT, 0, Z_External_charSetandLanguageNegotiation,
111 (Odr_fun)z_CharSetandLanguageNegotiation, 0},
112 {ODR_EXPLICIT, ODR_CONTEXT, 0, Z_External_acfPrompt1,
113 (Odr_fun)z_PromptObject1, 0},
114 {ODR_EXPLICIT, ODR_CONTEXT, 0, Z_External_acfDes1,
115 (Odr_fun)z_DES_RN_Object, 0},
117 {ODR_EXPLICIT, ODR_CONTEXT, 0, Z_External_acfKrb1,
118 (Odr_fun)z_KRBObject, 0},
119 {ODR_EXPLICIT, ODR_CONTEXT, 0, Z_External_multisrch2,
120 (Odr_fun)z_MultipleSearchTerms_2, 0},
121 {ODR_EXPLICIT, ODR_CONTEXT, 0, Z_External_CQL,
122 (Odr_fun)z_InternationalString, 0},
123 {-1, -1, -1, -1, 0, 0}
126 odr_implicit_settag(o, ODR_UNIVERSAL, ODR_EXTERNAL);
127 if (!odr_sequence_begin(o, p, sizeof(**p), name))
128 return opt && odr_ok(o);
129 if (!(odr_oid(o, &(*p)->direct_reference, 1, 0) &&
130 odr_integer(o, &(*p)->indirect_reference, 1, 0) &&
131 odr_graphicstring(o, &(*p)->descriptor, 1, 0)))
134 * Do we know this beast?
136 if (o->direction == ODR_DECODE && (*p)->direct_reference &&
137 (oid = oid_getentbyoid((*p)->direct_reference)) &&
138 (type = z_ext_getentbyref(oid->value)))
140 int zclass, tag, cons;
143 * We know it. If it's represented as an ASN.1 type, bias the CHOICE.
145 if (!odr_peektag(o, &zclass, &tag, &cons))
146 return opt && odr_ok(o);
147 if (zclass == ODR_CONTEXT && tag == 0 && cons == 1)
148 odr_choice_bias(o, type->what);
151 odr_choice(o, arm, &(*p)->u, &(*p)->which, name) &&
155 Z_External *z_ext_record(ODR o, int format, const char *buf, int len)
159 thisext = (Z_External *) odr_malloc(o, sizeof(*thisext));
160 thisext->descriptor = 0;
161 thisext->indirect_reference = 0;
163 thisext->direct_reference =
164 yaz_oidval_to_z3950oid (o, CLASS_RECSYN, format);
165 if (!thisext->direct_reference)
168 if (len < 0) /* Structured data */
172 * We cheat on the pointers here. Obviously, the record field
173 * of the backend-fetch structure should have been a union for
174 * correctness, but we're stuck with this for backwards
177 thisext->u.grs1 = (Z_GenericRecord*) buf;
182 thisext->which = Z_External_sutrs;
185 thisext->which = Z_External_grs1;
188 thisext->which = Z_External_explainRecord;
191 thisext->which = Z_External_summary;
194 thisext->which = Z_External_OPAC;
197 thisext->which = Z_External_extendedService;
203 else if (format == VAL_SUTRS) /* SUTRS is a single-ASN.1-type */
205 Odr_oct *sutrs = (Odr_oct *)odr_malloc(o, sizeof(*sutrs));
207 thisext->which = Z_External_sutrs;
208 thisext->u.sutrs = sutrs;
209 sutrs->buf = (unsigned char *)odr_malloc(o, len);
210 sutrs->len = sutrs->size = len;
211 memcpy(sutrs->buf, buf, len);
215 thisext->which = Z_External_octet;
216 if (!(thisext->u.octet_aligned = (Odr_oct *)
217 odr_malloc(o, sizeof(Odr_oct))))
219 if (!(thisext->u.octet_aligned->buf = (unsigned char *)
222 memcpy(thisext->u.octet_aligned->buf, buf, len);
223 thisext->u.octet_aligned->len = thisext->u.octet_aligned->size = len;