FreeBSD/Linux Kernel Cross Reference
sys/dev/mlxfw/mlxfw_mfa2_file.h

     /*-
      * SPDX-License-Identifier: BSD-3-Clause
      *
      * Copyright (c) 2017-2019 Mellanox Technologies.
      * All rights reserved.
      *
      * Redistribution and use in source and binary forms, with or without
      * modification, are permitted provided that the following conditions
      * are met:
     * 1. Redistributions of source code must retain the above copyright
     *    notice, this list of conditions and the following disclaimer.
     * 2. Redistributions in binary form must reproduce the above copyright
     *    notice, this list of conditions and the following disclaimer in the
     *    documentation and/or other materials provided with the distribution.
     * 3. Neither the name of Mellanox nor the names of contributors
     *    may be used to endorse or promote products derived from this software
     *    without specific prior written permission.
     *
     * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
     * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
     * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     * SUCH DAMAGE.
     *
     * $FreeBSD$
     */
    
    #ifndef _MLXFW_MFA2_FILE_H
    #define _MLXFW_MFA2_FILE_H
    
    #include "mlxfw.h"
    #include <linux/kernel.h>
    
    struct mlxfw_mfa2_file {
            const struct firmware *fw;
            const struct mlxfw_mfa2_tlv *first_dev;
            u16 dev_count;
            const struct mlxfw_mfa2_tlv *first_component;
            u16 component_count;
            const void *cb; /* components block */
            u32 cb_archive_size; /* size of compressed components block */
    };
    
    static inline bool mlxfw_mfa2_valid_ptr(const struct mlxfw_mfa2_file *mfa2_file,
                                            const u8 *ptr)
    {
            const u8 *valid_to = (const u8 *) mfa2_file->fw->data + mfa2_file->fw->datasize;
            const u8 *valid_from = mfa2_file->fw->data;
    
            return ptr > valid_from && ptr < valid_to;
    }
    
    #endif

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