cryptodev_if.m

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    1 #-
    2 # Copyright (c) 2006, Sam Leffler
    3 # All rights reserved.
    4 #
    5 # Redistribution and use in source and binary forms, with or without
    6 # modification, are permitted provided that the following conditions
    7 # are met:
    8 # 1. Redistributions of source code must retain the above copyright
    9 #    notice, this list of conditions and the following disclaimer.
   10 # 2. Redistributions in binary form must reproduce the above copyright
   11 #    notice, this list of conditions and the following disclaimer in the
   12 #    documentation and/or other materials provided with the distribution.
   13 #
   14 # THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
   15 # ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   16 # IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   17 # ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
   18 # FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   19 # DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   20 # OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   21 # HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   22 # LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   23 # OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   24 # SUCH DAMAGE.
   25 #
   26 # $FreeBSD$
   27 #
   28 
   29 #include <sys/malloc.h>
   30 #include <opencrypto/cryptodev.h>
   31 
   32 INTERFACE cryptodev;
   33 
   34 CODE {
   35         static int null_freesession(device_t dev,
   36             crypto_session_t crypto_session)
   37         {
   38                 return 0;
   39         }
   40 };
   41 
   42 /**
   43  * Crypto driver method to initialize a new session object with the given
   44  * initialization parameters (cryptoini).  The driver's session memory object
   45  * is already allocated and zeroed, like driver softcs.  It is accessed with
   46  * crypto_get_driver_session().
   47  */
   48 METHOD int newsession {
   49         device_t        dev;
   50         crypto_session_t crypto_session;
   51         struct cryptoini *cri;
   52 };
   53 
   54 /**
   55  * Optional crypto driver method to release any additional allocations.  OCF
   56  * owns session memory itself; it is zeroed before release.
   57  */
   58 METHOD void freesession {
   59         device_t        dev;
   60         crypto_session_t crypto_session;
   61 } DEFAULT null_freesession;
   62 
   63 METHOD int process {
   64         device_t        dev;
   65         struct cryptop  *op;
   66         int             flags;
   67 };
   68 
   69 METHOD int kprocess {
   70         device_t        dev;
   71         struct cryptkop *op;
   72         int             flags;
   73 };

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FreeBSD/Linux Kernel Cross Reference sys/opencrypto/cryptodev_if.m

FreeBSD/Linux Kernel Cross Reference
sys/opencrypto/cryptodev_if.m