rte_dtls.h

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/* SPDX-License-Identifier: BSD-3-Clause
 * Copyright(C) 2023 Marvell.
 */

#ifndef RTE_DTLS_H
#define RTE_DTLS_H

#include <rte_byteorder.h>

#ifdef __cplusplus
extern "C" {
#endif

#define RTE_DTLS_TYPE_INVALID               0 
#define RTE_DTLS_TYPE_CHANGE_CIPHER_SPEC   20 
#define RTE_DTLS_TYPE_ALERT                21 
#define RTE_DTLS_TYPE_HANDSHAKE            22 
#define RTE_DTLS_TYPE_APPDATA              23 
#define RTE_DTLS_TYPE_HEARTBEAT            24 
#define RTE_DTLS_TYPE_CIPHERTEXT_WITH_CID  25 
#define RTE_DTLS_TYPE_ACK                  26 
#define RTE_DTLS_TYPE_MAX                 255 
#define RTE_DTLS_VERSION_1_2    0xFEFD 
#define RTE_DTLS_VERSION_1_3    0xFEFC 
__extension__
struct rte_dtls_hdr {
    uint8_t type;
    rte_be16_t version;
#if RTE_BYTE_ORDER == RTE_LITTLE_ENDIAN

    uint64_t sequence_number : 48;
    uint64_t epoch : 16;
#elif RTE_BYTE_ORDER == RTE_BIG_ENDIAN

    uint64_t epoch : 16;
    uint64_t sequence_number : 48;
#endif

    rte_be16_t length;
} __rte_packed;

#ifdef __cplusplus
}
#endif

#endif /* RTE_DTLS_H */