drivers/crypto/caam/caamalg_desc.h

   1 /*
   2  * Shared descriptors for aead, ablkcipher algorithms
   3  *
   4  * Copyright 2016 NXP
   5  */
   6
   7 #ifndef _CAAMALG_DESC_H_
   8 #define _CAAMALG_DESC_H_
   9
  10 /* length of descriptors text */
  11 #define DESC_AEAD_BASE                  (4 * CAAM_CMD_SZ)
  12 #define DESC_AEAD_ENC_LEN               (DESC_AEAD_BASE + 11 * CAAM_CMD_SZ)
  13 #define DESC_AEAD_DEC_LEN               (DESC_AEAD_BASE + 15 * CAAM_CMD_SZ)
  14 #define DESC_AEAD_GIVENC_LEN            (DESC_AEAD_ENC_LEN + 7 * CAAM_CMD_SZ)
  15
  16 /* Note: Nonce is counted in cdata.keylen */
  17 #define DESC_AEAD_CTR_RFC3686_LEN       (4 * CAAM_CMD_SZ)
  18
  19 #define DESC_AEAD_NULL_BASE             (3 * CAAM_CMD_SZ)
  20 #define DESC_AEAD_NULL_ENC_LEN          (DESC_AEAD_NULL_BASE + 11 * CAAM_CMD_SZ)
  21 #define DESC_AEAD_NULL_DEC_LEN          (DESC_AEAD_NULL_BASE + 13 * CAAM_CMD_SZ)
  22
  23 #define DESC_GCM_BASE                   (3 * CAAM_CMD_SZ)
  24 #define DESC_GCM_ENC_LEN                (DESC_GCM_BASE + 16 * CAAM_CMD_SZ)
  25 #define DESC_GCM_DEC_LEN                (DESC_GCM_BASE + 12 * CAAM_CMD_SZ)
  26
  27 #define DESC_RFC4106_BASE               (3 * CAAM_CMD_SZ)
  28 #define DESC_RFC4106_ENC_LEN            (DESC_RFC4106_BASE + 13 * CAAM_CMD_SZ)
  29 #define DESC_RFC4106_DEC_LEN            (DESC_RFC4106_BASE + 13 * CAAM_CMD_SZ)
  30
  31 #define DESC_RFC4543_BASE               (3 * CAAM_CMD_SZ)
  32 #define DESC_RFC4543_ENC_LEN            (DESC_RFC4543_BASE + 11 * CAAM_CMD_SZ)
  33 #define DESC_RFC4543_DEC_LEN            (DESC_RFC4543_BASE + 12 * CAAM_CMD_SZ)
  34
  35 #define DESC_ABLKCIPHER_BASE            (3 * CAAM_CMD_SZ)
  36 #define DESC_ABLKCIPHER_ENC_LEN         (DESC_ABLKCIPHER_BASE + \
  37                                          20 * CAAM_CMD_SZ)
  38 #define DESC_ABLKCIPHER_DEC_LEN         (DESC_ABLKCIPHER_BASE + \
  39                                          15 * CAAM_CMD_SZ)
  40
  41 void cnstr_shdsc_aead_null_encap(u32 * const desc, struct alginfo *adata,
  42                                  unsigned int icvsize);
  43
  44 void cnstr_shdsc_aead_null_decap(u32 * const desc, struct alginfo *adata,
  45                                  unsigned int icvsize);
  46
  47 void cnstr_shdsc_aead_encap(u32 * const desc, struct alginfo *cdata,
  48                             struct alginfo *adata, unsigned int icvsize,
  49                             const bool is_rfc3686, u32 *nonce,
  50                             const u32 ctx1_iv_off);
  51
  52 void cnstr_shdsc_aead_decap(u32 * const desc, struct alginfo *cdata,
  53                             struct alginfo *adata, unsigned int ivsize,
  54                             unsigned int icvsize, const bool geniv,
  55                             const bool is_rfc3686, u32 *nonce,
  56                             const u32 ctx1_iv_off);
  57
  58 void cnstr_shdsc_aead_givencap(u32 * const desc, struct alginfo *cdata,
  59                                struct alginfo *adata, unsigned int ivsize,
  60                                unsigned int icvsize, const bool is_rfc3686,
  61                                u32 *nonce, const u32 ctx1_iv_off);
  62
  63 void cnstr_shdsc_gcm_encap(u32 * const desc, struct alginfo *cdata,
  64                            unsigned int icvsize);
  65
  66 void cnstr_shdsc_gcm_decap(u32 * const desc, struct alginfo *cdata,
  67                            unsigned int icvsize);
  68
  69 void cnstr_shdsc_rfc4106_encap(u32 * const desc, struct alginfo *cdata,
  70                                unsigned int icvsize);
  71
  72 void cnstr_shdsc_rfc4106_decap(u32 * const desc, struct alginfo *cdata,
  73                                unsigned int icvsize);
  74
  75 void cnstr_shdsc_rfc4543_encap(u32 * const desc, struct alginfo *cdata,
  76                                unsigned int icvsize);
  77
  78 void cnstr_shdsc_rfc4543_decap(u32 * const desc, struct alginfo *cdata,
  79                                unsigned int icvsize);
  80
  81 void cnstr_shdsc_ablkcipher_encap(u32 * const desc, struct alginfo *cdata,
  82                                   unsigned int ivsize, const bool is_rfc3686,
  83                                   const u32 ctx1_iv_off);
  84
  85 void cnstr_shdsc_ablkcipher_decap(u32 * const desc, struct alginfo *cdata,
  86                                   unsigned int ivsize, const bool is_rfc3686,
  87                                   const u32 ctx1_iv_off);
  88
  89 void cnstr_shdsc_ablkcipher_givencap(u32 * const desc, struct alginfo *cdata,
  90                                      unsigned int ivsize, const bool is_rfc3686,
  91                                      const u32 ctx1_iv_off);
  92
  93 void cnstr_shdsc_xts_ablkcipher_encap(u32 * const desc, struct alginfo *cdata);
  94
  95 void cnstr_shdsc_xts_ablkcipher_decap(u32 * const desc, struct alginfo *cdata);
  96
  97 #endif /* _CAAMALG_DESC_H_ */