/*
 * CDDL HEADER START
 *
 * The contents of this file are subject to the terms of the
 * Common Development and Distribution License (the "License").
 * You may not use this file except in compliance with the License.
 *
 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
 * or http://www.opensolaris.org/os/licensing.
 * See the License for the specific language governing permissions
 * and limitations under the License.
 *
 * When distributing Covered Code, include this CDDL HEADER in each
 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
 * If applicable, add the following below this CDDL HEADER, with the
 * fields enclosed by brackets "[]" replaced with your own identifying
 * information: Portions Copyright [yyyy] [name of copyright owner]
 *
 * CDDL HEADER END
 */
/*
 * Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved.
 */
/*
 * Copyright 2010 Nexenta Systems, Inc.  All rights reserved.
 */

#ifndef _SYS_CRYPTO_ELFSIGN_H
#define _SYS_CRYPTO_ELFSIGN_H

#ifdef __cplusplus
extern "C" {
#endif

/*
 * Consolidation Private Interface for elfsign/libpkcs11/kcfd
 */

#include <sys/types.h>
#include <sys/param.h>

/*
 * Project Private structures and types used for communication between kcfd
 * and KCF over the door.
 */

typedef enum ELFsign_status_e {
        ELFSIGN_UNKNOWN,
        ELFSIGN_SUCCESS,
        ELFSIGN_FAILED,
        ELFSIGN_NOTSIGNED,
        ELFSIGN_INVALID_CERTPATH,
        ELFSIGN_INVALID_ELFOBJ,
        ELFSIGN_UNAVAILABLE
} ELFsign_status_t;


#define SIG_MAX_LENGTH          1024

#define ELF_SIGNATURE_SECTION   ".SUNW_signature"

typedef uint32_t        filesig_vers_t;

/*
 * File Signature Structure
 *      Applicable to ELF and other file formats
 */
struct filesignatures {
        uint32_t        filesig_cnt;    /* count of signatures */
        uint32_t        filesig_pad;    /* unused */
        union {
                char    filesig_data[1];
                struct filesig {        /* one of these for each signature */
                        uint32_t        filesig_size;
                        filesig_vers_t  filesig_version;
                        union {
                                struct filesig_version1 {
                                        uint32_t        filesig_v1_dnsize;
                                        uint32_t        filesig_v1_sigsize;
                                        uint32_t        filesig_v1_oidsize;
                                        char    filesig_v1_data[1];
                                } filesig_v1;
                                struct filesig_version3 {
                                        uint64_t        filesig_v3_time;
                                        uint32_t        filesig_v3_dnsize;
                                        uint32_t        filesig_v3_sigsize;
                                        uint32_t        filesig_v3_oidsize;
                                        char    filesig_v3_data[1];
                                } filesig_v3;
                        } _u2;
                } filesig_sig;
                uint64_t filesig_align;
        } _u1;
};
#define filesig_sig             _u1.filesig_sig

#define filesig_v1_dnsize       _u2.filesig_v1.filesig_v1_dnsize
#define filesig_v1_sigsize      _u2.filesig_v1.filesig_v1_sigsize
#define filesig_v1_oidsize      _u2.filesig_v1.filesig_v1_oidsize
#define filesig_v1_data         _u2.filesig_v1.filesig_v1_data

#define filesig_v3_time         _u2.filesig_v3.filesig_v3_time
#define filesig_v3_dnsize       _u2.filesig_v3.filesig_v3_dnsize
#define filesig_v3_sigsize      _u2.filesig_v3.filesig_v3_sigsize
#define filesig_v3_oidsize      _u2.filesig_v3.filesig_v3_oidsize
#define filesig_v3_data         _u2.filesig_v3.filesig_v3_data

#define filesig_ALIGN(s)        (((s) + sizeof (uint64_t) - 1) & \
                                    (-sizeof (uint64_t)))
#define filesig_next(ptr)       (struct filesig *)((void *)((char *)(ptr) + \
                                    filesig_ALIGN((ptr)->filesig_size)))

#define FILESIG_UNKNOWN         0       /* unrecognized version */
#define FILESIG_VERSION1        1       /* version1, all but sig section */
#define FILESIG_VERSION2        2       /* version1 format, SHF_ALLOC only */
#define FILESIG_VERSION3        3       /* version3, all but sig section */
#define FILESIG_VERSION4        4       /* version3 format, SHF_ALLOC only */

#ifndef _KERNEL

#endif  /* _KERNEL */

#ifdef __cplusplus
}
#endif

#endif /* _SYS_CRYPTO_ELFSIGN_H */