2 * Copyright (c) 1995-2002, Index Data.
3 * See the file LICENSE for details.
5 * $Id: prt-ext.c,v 1.4 2002-12-05 12:07:00 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},
44 Z_ext_typeent *z_ext_getentbyref(oid_value val)
48 for (i = type_table; i->dref != VAL_NONE; i++)
54 int z_External(ODR o, Z_External **p, int opt, const char *name)
59 static Odr_arm arm[] =
61 {ODR_EXPLICIT, ODR_CONTEXT, 0, Z_External_single,
63 {ODR_IMPLICIT, ODR_CONTEXT, 1, Z_External_octet,
64 (Odr_fun)odr_octetstring, 0},
65 {ODR_IMPLICIT, ODR_CONTEXT, 2, Z_External_arbitrary,
66 (Odr_fun)odr_bitstring, 0},
67 {ODR_EXPLICIT, ODR_CONTEXT, 0, Z_External_sutrs,
69 {ODR_EXPLICIT, ODR_CONTEXT, 0, Z_External_explainRecord,
70 (Odr_fun)z_ExplainRecord, 0},
72 {ODR_EXPLICIT, ODR_CONTEXT, 0, Z_External_resourceReport1,
73 (Odr_fun)z_ResourceReport1, 0},
74 {ODR_EXPLICIT, ODR_CONTEXT, 0, Z_External_resourceReport2,
75 (Odr_fun)z_ResourceReport2, 0},
76 {ODR_EXPLICIT, ODR_CONTEXT, 0, Z_External_promptObject1,
77 (Odr_fun)z_PromptObject1, 0},
78 {ODR_EXPLICIT, ODR_CONTEXT, 0, Z_External_grs1,
79 (Odr_fun)z_GenericRecord, 0},
80 {ODR_EXPLICIT, ODR_CONTEXT, 0, Z_External_extendedService,
81 (Odr_fun)z_TaskPackage, 0},
83 {ODR_EXPLICIT, ODR_CONTEXT, 0, Z_External_itemOrder,
84 (Odr_fun)z_IOItemOrder, 0},
85 {ODR_EXPLICIT, ODR_CONTEXT, 0, Z_External_diag1,
86 (Odr_fun)z_DiagnosticFormat, 0},
87 {ODR_EXPLICIT, ODR_CONTEXT, 0, Z_External_espec1,
88 (Odr_fun)z_Espec1, 0},
89 {ODR_EXPLICIT, ODR_CONTEXT, 0, Z_External_summary,
90 (Odr_fun)z_BriefBib, 0},
91 {ODR_EXPLICIT, ODR_CONTEXT, 0, Z_External_OPAC,
92 (Odr_fun)z_OPACRecord, 0},
94 {ODR_EXPLICIT, ODR_CONTEXT, 0, Z_External_searchResult1,
95 (Odr_fun)z_SearchInfoReport, 0},
96 {ODR_EXPLICIT, ODR_CONTEXT, 0, Z_External_update,
97 (Odr_fun)z_IUUpdate, 0},
98 {ODR_EXPLICIT, ODR_CONTEXT, 0, Z_External_dateTime,
99 (Odr_fun)z_DateTime, 0},
100 {ODR_EXPLICIT, ODR_CONTEXT, 0, Z_External_universeReport,
101 (Odr_fun)z_UniverseReport, 0},
102 {ODR_EXPLICIT, ODR_CONTEXT, 0, Z_External_ESAdmin,
103 (Odr_fun)z_Admin, 0},
105 {ODR_EXPLICIT, ODR_CONTEXT, 0, Z_External_update0,
106 (Odr_fun)z_IU0Update, 0},
107 {ODR_EXPLICIT, ODR_CONTEXT, 0, Z_External_userInfo1,
108 (Odr_fun)z_OtherInformation, 0},
109 {ODR_EXPLICIT, ODR_CONTEXT, 0, Z_External_charSetandLanguageNegotiation,
110 (Odr_fun)z_CharSetandLanguageNegotiation, 0},
111 {ODR_EXPLICIT, ODR_CONTEXT, 0, Z_External_acfPrompt1,
112 (Odr_fun)z_PromptObject1, 0},
113 {ODR_EXPLICIT, ODR_CONTEXT, 0, Z_External_acfDes1,
114 (Odr_fun)z_DES_RN_Object, 0},
116 {ODR_EXPLICIT, ODR_CONTEXT, 0, Z_External_acfKrb1,
117 (Odr_fun)z_KRBObject, 0},
118 {ODR_EXPLICIT, ODR_CONTEXT, 0, Z_External_multisrch2,
119 (Odr_fun)z_MultipleSearchTerms_2, 0},
120 {-1, -1, -1, -1, 0, 0}
123 odr_implicit_settag(o, ODR_UNIVERSAL, ODR_EXTERNAL);
124 if (!odr_sequence_begin(o, p, sizeof(**p), name))
125 return opt && odr_ok(o);
126 if (!(odr_oid(o, &(*p)->direct_reference, 1, 0) &&
127 odr_integer(o, &(*p)->indirect_reference, 1, 0) &&
128 odr_graphicstring(o, &(*p)->descriptor, 1, 0)))
131 * Do we know this beast?
133 if (o->direction == ODR_DECODE && (*p)->direct_reference &&
134 (oid = oid_getentbyoid((*p)->direct_reference)) &&
135 (type = z_ext_getentbyref(oid->value)))
137 int zclass, tag, cons;
140 * We know it. If it's represented as an ASN.1 type, bias the CHOICE.
142 if (!odr_peektag(o, &zclass, &tag, &cons))
143 return opt && odr_ok(o);
144 if (zclass == ODR_CONTEXT && tag == 0 && cons == 1)
145 odr_choice_bias(o, type->what);
148 odr_choice(o, arm, &(*p)->u, &(*p)->which, name) &&
152 Z_External *z_ext_record(ODR o, int format, const char *buf, int len)
156 thisext = (Z_External *) odr_malloc(o, sizeof(*thisext));
157 thisext->descriptor = 0;
158 thisext->indirect_reference = 0;
160 thisext->direct_reference =
161 yaz_oidval_to_z3950oid (o, CLASS_RECSYN, format);
162 if (!thisext->direct_reference)
165 if (len < 0) /* Structured data */
169 * We cheat on the pointers here. Obviously, the record field
170 * of the backend-fetch structure should have been a union for
171 * correctness, but we're stuck with this for backwards
174 thisext->u.grs1 = (Z_GenericRecord*) buf;
179 thisext->which = Z_External_sutrs;
182 thisext->which = Z_External_grs1;
185 thisext->which = Z_External_explainRecord;
188 thisext->which = Z_External_summary;
191 thisext->which = Z_External_OPAC;
194 thisext->which = Z_External_extendedService;
200 else if (format == VAL_SUTRS) /* SUTRS is a single-ASN.1-type */
202 Odr_oct *sutrs = (Odr_oct *)odr_malloc(o, sizeof(*sutrs));
204 thisext->which = Z_External_sutrs;
205 thisext->u.sutrs = sutrs;
206 sutrs->buf = (unsigned char *)odr_malloc(o, len);
207 sutrs->len = sutrs->size = len;
208 memcpy(sutrs->buf, buf, len);
212 thisext->which = Z_External_octet;
213 if (!(thisext->u.octet_aligned = (Odr_oct *)
214 odr_malloc(o, sizeof(Odr_oct))))
216 if (!(thisext->u.octet_aligned->buf = (unsigned char *)
219 memcpy(thisext->u.octet_aligned->buf, buf, len);
220 thisext->u.octet_aligned->len = thisext->u.octet_aligned->size = len;