#ifndef SQUID_SNMP_ASN1_H #define SQUID_SNMP_ASN1_H /* * Definitions for Abstract Syntax Notation One, ASN.1 * As defined in ISO/IS 8824 and ISO/IS 8825 * */ /********************************************************************** * * Copyright 1997 by Carnegie Mellon University * * All Rights Reserved * * Permission to use, copy, modify, and distribute this software and its * documentation for any purpose and without fee is hereby granted, * provided that the above copyright notice appear in all copies and that * both that copyright notice and this permission notice appear in * supporting documentation, and that the name of CMU not be * used in advertising or publicity pertaining to distribution of the * software without specific, written prior permission. * * CMU DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING * ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL * CMU BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR * ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, * WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, * ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS * SOFTWARE. * **********************************************************************/ #ifndef EIGHTBIT_SUBIDS typedef u_int oid; #define MAX_SUBID 0xFFFFFFFF #else typedef u_char oid; #define MAX_SUBID 0xFF #endif #define MAX_OID_LEN 128 /* max subid's in an oid, per SNMP spec. */ #define ASN_BOOLEAN (0x01) #define ASN_INTEGER (0x02) #define ASN_BIT_STR (0x03) #define ASN_OCTET_STR (0x04) #define ASN_NULL (0x05) #define ASN_OBJECT_ID (0x06) #define ASN_SEQUENCE (0x10) #define ASN_SET (0x11) #define ASN_UNIVERSAL (0x00) #define ASN_APPLICATION (0x40) #define ASN_CONTEXT (0x80) #define ASN_PRIVATE (0xC0) #define ASN_PRIMITIVE (0x00) #define ASN_CONSTRUCTOR (0x20) #define ASN_LONG_LEN (0x80) #define ASN_EXTENSION_ID (0x1F) #define ASN_BIT8 (0x80) #define IS_CONSTRUCTOR(byte) ((byte) & ASN_CONSTRUCTOR) #define IS_EXTENSION_ID(byte) (((byte) & ASN_EXTENSION_ID) == ASN_EXTENSION_ID) #ifdef __cplusplus extern "C" { #endif u_char *asn_build_header(u_char *, int *, u_char, int); u_char *asn_parse_int(u_char *, int *, u_char *, int *, int); u_char *asn_parse_unsigned_int(u_char *, int *, u_char *, u_int *, int); u_char *asn_build_int(u_char *, int *, u_char, int *, int); u_char *asn_build_unsigned_int(u_char *, int *, u_char, u_int *, int); u_char *asn_parse_string(u_char *, int *, u_char *, u_char *, int *); u_char *asn_build_string(u_char *, int *, u_char, u_char *, int); u_char *asn_parse_header(u_char *, int *, u_char *); u_char *asn_build_header_with_truth(u_char *, int *, u_char, int, int); u_char *asn_parse_length(u_char *, u_int *); u_char *asn_build_length(u_char *, int *, int, int); u_char *asn_parse_objid(u_char *, int *, u_char *, oid *, int *); u_char *asn_build_objid(u_char *, int *, u_char, oid *, int); u_char *asn_parse_null(u_char *, int *, u_char *); u_char *asn_build_null(u_char *, int *, u_char); #if 0 u_char *asn_parse_bitstring(u_char *, int *, u_char *, u_char *, int *); u_char *asn_build_bitstring(u_char *, int *, u_char, u_char *, int); #endif u_char *asn_build_exception(u_char *, int *, u_char); #ifdef __cplusplus } #endif #endif /* SQUID_SNMP_ASN1_H */