* Biased-choice External for Z39.50.
*/
+#ifndef PRT_EXT_H
+#define PRT_EXT_H
+
+#include <yconfig.h>
+
+/*
+ * Used to keep track of known External definitions (a loose approach
+ * to DEFINED_BY).
+ */
+
+typedef struct Z_ext_typeent
+{
+ oid_value dref; /* the direct-reference OID value. */
+ int what; /* discriminator value for the external CHOICE */
+ Odr_fun fun; /* decoder function */
+} Z_ext_typeent;
+
struct Z_External
{
Odr_oid *direct_reference;
int *indirect_reference;
char *descriptor;
- enum
- {
- /* Generic types */
- Z_External_single = 0,
- Z_External_octet,
- Z_External_arbitrary,
-
- /* Specific types */
- Z_External_sutrs,
- Z_External_explainRecord,
- Z_External_resourceReport1,
- Z_External_resourceReport2,
- Z_External_promptObject1,
- Z_External_grs1,
- Z_External_extendedService,
- Z_External_itemOrder
- } which;
+ int which;
+/* Generic types */
+#define Z_External_single 0
+#define Z_External_octet 1
+#define Z_External_arbitrary 2
+/* Specific types */
+#define Z_External_sutrs 3
+#define Z_External_explainRecord 4
+#define Z_External_resourceReport1 5
+#define Z_External_resourceReport2 6
+#define Z_External_promptObject1 7
+#define Z_External_grs1 8
+#define Z_External_extendedService 9
+#define Z_External_itemOrder 10
+#define Z_External_diag1 11
+#define Z_External_espec1 12
union
{
/* Generic types */
Z_GenericRecord *grs1;
Z_TaskPackage *extendedService;
Z_ItemOrder *itemOrder;
+ Z_DiagnosticFormat *diag1;
+ Z_Espec1 *espec1;
} u;
};
int z_External(ODR o, Z_External **p, int opt);
+Z_ext_typeent *z_ext_getentbyref(oid_value val);
+
+#endif