2 * Copyright (c) 1995, Index Data.
3 * See the file LICENSE for details.
4 * Sebastian Hammer, Adam Dickmeiss
7 * Revision 1.8 1996-02-20 12:51:44 quinn
8 * Completed SCAN. Fixed problems with EXTERNAL.
10 * Revision 1.7 1995/10/12 10:34:38 quinn
13 * Revision 1.6 1995/09/29 17:11:55 quinn
16 * Revision 1.5 1995/09/27 15:02:42 quinn
17 * Modified function heads & prototypes.
19 * Revision 1.4 1995/08/29 11:17:16 quinn
20 * *** empty log message ***
22 * Revision 1.3 1995/08/21 09:10:18 quinn
23 * Smallish fixes to suppport new formats.
25 * Revision 1.2 1995/08/17 12:45:00 quinn
26 * Fixed minor problems with GRS-1. Added support in c&s.
28 * Revision 1.1 1995/08/15 13:37:41 quinn
37 * The table below should be moved to the ODR structure itself and
38 * be an image of the association context: To help
39 * map indirect references when they show up.
41 static Z_ext_typeent type_table[] =
43 {VAL_SUTRS, Z_External_sutrs, z_SUTRS},
44 {VAL_EXPLAIN, Z_External_explainRecord, z_ExplainRecord},
45 {VAL_RESOURCE1, Z_External_resourceReport1, z_ResourceReport1},
46 {VAL_RESOURCE2, Z_External_resourceReport2, z_ResourceReport2},
47 {VAL_PROMPT1, Z_External_promptObject1, z_PromptObject1 },
48 {VAL_GRS1, Z_External_grs1, z_GenericRecord},
49 {VAL_EXTENDED, Z_External_extendedService, z_TaskPackage},
50 {VAL_ITEMORDER, Z_External_itemOrder, z_ItemOrder},
51 {VAL_DIAG1, Z_External_diag1, z_DiagnosticFormat},
52 {VAL_ESPEC1, Z_External_espec1, z_Espec1},
56 Z_ext_typeent *z_ext_getentbyref(oid_value val)
60 for (i = type_table; i->dref != VAL_NONE; i++)
66 int z_External(ODR o, Z_External **p, int opt)
71 static Odr_arm arm[] =
73 {ODR_EXPLICIT, ODR_CONTEXT, 0, Z_External_single, odr_any},
74 {ODR_IMPLICIT, ODR_CONTEXT, 1, Z_External_octet, odr_octetstring},
75 {ODR_IMPLICIT, ODR_CONTEXT, 2, Z_External_arbitrary, odr_bitstring},
77 {ODR_EXPLICIT, ODR_CONTEXT, 0, Z_External_sutrs, z_SUTRS},
78 {ODR_EXPLICIT, ODR_CONTEXT, 0, Z_External_explainRecord,
80 {ODR_EXPLICIT, ODR_CONTEXT, 0, Z_External_resourceReport1,
82 {ODR_EXPLICIT, ODR_CONTEXT, 0, Z_External_resourceReport2,
84 {ODR_EXPLICIT, ODR_CONTEXT, 0, Z_External_promptObject1,
86 {ODR_EXPLICIT, ODR_CONTEXT, 0, Z_External_grs1, z_GenericRecord},
87 {ODR_EXPLICIT, ODR_CONTEXT, 0, Z_External_extendedService,
89 {ODR_EXPLICIT, ODR_CONTEXT, 0, Z_External_itemOrder, z_ItemOrder},
90 {ODR_EXPLICIT, ODR_CONTEXT, 0, Z_External_diag1, z_DiagnosticFormat},
91 {ODR_EXPLICIT, ODR_CONTEXT, 0, Z_External_espec1, z_Espec1},
95 odr_implicit_settag(o, ODR_UNIVERSAL, ODR_EXTERNAL);
96 if (!odr_sequence_begin(o, p, sizeof(**p)))
97 return opt && odr_ok(o);
98 if (!(odr_oid(o, &(*p)->direct_reference, 1) &&
99 odr_integer(o, &(*p)->indirect_reference, 1) &&
100 odr_graphicstring(o, &(*p)->descriptor, 1)))
103 * Do we know this beast?
105 if (o->direction == ODR_DECODE && (*p)->direct_reference &&
106 (oid = oid_getentbyoid((*p)->direct_reference)) &&
107 (type = z_ext_getentbyref(oid->value)))
109 int class, tag, cons;
112 * We know it. If it's represented as an ASN.1 type, bias the CHOICE.
114 if (!odr_peektag(o, &class, &tag, &cons))
115 return opt && odr_ok(o);
116 if (class == ODR_CONTEXT && tag == 0 && cons == 1)
117 odr_choice_bias(o, type->what);
120 odr_choice(o, arm, &(*p)->u, &(*p)->which) &&