Initial revision
diff --git a/skeletons/OBJECT_IDENTIFIER.h b/skeletons/OBJECT_IDENTIFIER.h
new file mode 100644
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+++ b/skeletons/OBJECT_IDENTIFIER.h
@@ -0,0 +1,95 @@
+/*-
+ * Copyright (c) 2003, 2004 Lev Walkin <vlm@lionet.info>. All rights reserved.
+ * Redistribution and modifications are permitted subject to BSD license.
+ */
+#ifndef _OBJECT_IDENTIFIER_H_
+#define _OBJECT_IDENTIFIER_H_
+
+#include <constr_TYPE.h>
+#include <INTEGER.h>
+
+typedef INTEGER_t OBJECT_IDENTIFIER_t; /* Implemented in terms of INTEGER */
+
+extern asn1_TYPE_descriptor_t asn1_DEF_OBJECT_IDENTIFIER;
+
+der_type_encoder_f OBJECT_IDENTIFIER_encode_der;
+asn_constr_check_f OBJECT_IDENTIFIER_constraint;
+asn_struct_print_f OBJECT_IDENTIFIER_print;
+
+/**********************************
+ * Some handy conversion routines *
+ **********************************/
+
+/*
+ * Print the specified OBJECT IDENTIFIER arc.
+ */
+int OBJECT_IDENTIFIER_print_arc(uint8_t *arcbuf, int arclen,
+ int add, /* Arbitrary offset, required to process the first two arcs */
+ asn_app_consume_bytes_f *cb, void *app_key);
+
+/*
+ * This function fills an (_arcs) array with OBJECT IDENTIFIER arcs
+ * up to specified (_arcs_slots) elements.
+ * The function always returns the real number of arcs, even if there is no
+ * sufficient (_arcs_slots) provided.
+ *
+ * EXAMPLE:
+ * void print_arcs(OBJECT_IDENTIFIER_t *oid) {
+ * unsigned long fixed_arcs[10]; // Try with fixed space first
+ * unsigned long *arcs = fixed_arcs;
+ * int arcs_slots = sizeof(fixed_arcs)/sizeof(fixed_arcs[0]); // 10
+ * int count; // Real number of arcs.
+ * int i;
+ *
+ * count = OBJECT_IDENTIFIER_get_arcs_l(oid, arcs, arcs_slots);
+ * // If necessary, reallocate arcs array and try again.
+ * if(count > arcs_slots) {
+ * arcs_slots = count;
+ * arcs = malloc(arcs_slots * sizeof(arcs[0]));
+ * if(!arcs) return;
+ * count = OBJECT_IDENTIFIER_get_arcs_l(oid,
+ * arcs, arcs_slots);
+ * assert(count == arcs_slots);
+ * }
+ *
+ * // Print the contents of the arcs array.
+ * for(i = 0; i < count; i++)
+ * printf("%d\n", arcs[i]);
+ *
+ * // Avoid memory leak.
+ * if(arcs != fixed_arcs) free(arcs);
+ * }
+ *
+ * RETURN VALUES:
+ * -1/EINVAL: Invalid arguments (oid is missing)
+ * -1/ERANGE: One or more arcs have value out of array cell type range.
+ * >=0: Number of arcs contained in the OBJECT IDENTIFIER
+ */
+int OBJECT_IDENTIFIER_get_arcs_l(OBJECT_IDENTIFIER_t *_oid,
+ unsigned long *_arcs, int _arcs_slots);
+/*
+int OBJECT_IDENTIFIER_get_arcs_im(OBJECT_IDENTIFIER_t *_oid,
+ uintmax_t *_arcs, int _arcs_slots);
+ */
+
+
+/*
+ * This functions initializes the OBJECT IDENTIFIER object with
+ * the given set of arcs.
+ * The minimum of two arcs must be present; some restrictions apply.
+ * RETURN VALUES:
+ * -1/EINVAL: Invalid arguments
+ * -1/ERANGE: The first two arcs do not conform to ASN.1 restrictions.
+ * -1/ENOMEM: Memory allocation failed
+ * 0: The object was initialized with new arcs.
+ */
+int OBJECT_IDENTIFIER_set_arcs_l(OBJECT_IDENTIFIER_t *_oid,
+ unsigned long *arcs, int arcs_slots);
+
+/*
+ * Internal functions.
+ */
+int OBJECT_IDENTIFIER_get_arc_l(uint8_t *arcbuf, int arclen,
+ int add, unsigned long *value);
+
+#endif /* _OBJECT_IDENTIFIER_H_ */