include/uapi/linux/if_alg.h

   1 /* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
   2 /*
   3  * if_alg: User-space algorithm interface
   4  *
   5  * Copyright (c) 2010 Herbert Xu <herbert@gondor.apana.org.au>
   6  *
   7  * This program is free software; you can redistribute it and/or modify it
   8  * under the terms of the GNU General Public License as published by the Free
   9  * Software Foundation; either version 2 of the License, or (at your option)
  10  * any later version.
  11  *
  12  */
  13
  14 #ifndef _LINUX_IF_ALG_H
  15 #define _LINUX_IF_ALG_H
  16
  17 #include <linux/types.h>
  18
  19 struct sockaddr_alg {
  20         __u16   salg_family;
  21         __u8    salg_type[14];
  22         __u32   salg_feat;
  23         __u32   salg_mask;
  24         __u8    salg_name[64];
  25 };
  26
  27 struct af_alg_iv {
  28         __u32   ivlen;
  29         __u8    iv[0];
  30 };
  31
  32 /* Socket options */
  33 #define ALG_SET_KEY                     1
  34 #define ALG_SET_IV                      2
  35 #define ALG_SET_OP                      3
  36 #define ALG_SET_AEAD_ASSOCLEN           4
  37 #define ALG_SET_AEAD_AUTHSIZE           5
  38
  39 /* Operations */
  40 #define ALG_OP_DECRYPT                  0
  41 #define ALG_OP_ENCRYPT                  1
  42
  43 #endif  /* _LINUX_IF_ALG_H */