xref: /openbmc/linux/drivers/crypto/caam/caamalg_desc.h (revision e4781421e883340b796da5a724bda7226817990b)
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_ */
98