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 #define DESC_QI_AEAD_ENC_LEN		(DESC_AEAD_ENC_LEN + 3 * CAAM_CMD_SZ)
16 #define DESC_QI_AEAD_DEC_LEN		(DESC_AEAD_DEC_LEN + 3 * CAAM_CMD_SZ)
17 #define DESC_QI_AEAD_GIVENC_LEN		(DESC_AEAD_GIVENC_LEN + 3 * CAAM_CMD_SZ)
18 
19 /* Note: Nonce is counted in cdata.keylen */
20 #define DESC_AEAD_CTR_RFC3686_LEN	(4 * CAAM_CMD_SZ)
21 
22 #define DESC_AEAD_NULL_BASE		(3 * CAAM_CMD_SZ)
23 #define DESC_AEAD_NULL_ENC_LEN		(DESC_AEAD_NULL_BASE + 11 * CAAM_CMD_SZ)
24 #define DESC_AEAD_NULL_DEC_LEN		(DESC_AEAD_NULL_BASE + 13 * CAAM_CMD_SZ)
25 
26 #define DESC_GCM_BASE			(3 * CAAM_CMD_SZ)
27 #define DESC_GCM_ENC_LEN		(DESC_GCM_BASE + 16 * CAAM_CMD_SZ)
28 #define DESC_GCM_DEC_LEN		(DESC_GCM_BASE + 12 * CAAM_CMD_SZ)
29 
30 #define DESC_RFC4106_BASE		(3 * CAAM_CMD_SZ)
31 #define DESC_RFC4106_ENC_LEN		(DESC_RFC4106_BASE + 13 * CAAM_CMD_SZ)
32 #define DESC_RFC4106_DEC_LEN		(DESC_RFC4106_BASE + 13 * CAAM_CMD_SZ)
33 
34 #define DESC_RFC4543_BASE		(3 * CAAM_CMD_SZ)
35 #define DESC_RFC4543_ENC_LEN		(DESC_RFC4543_BASE + 11 * CAAM_CMD_SZ)
36 #define DESC_RFC4543_DEC_LEN		(DESC_RFC4543_BASE + 12 * CAAM_CMD_SZ)
37 
38 #define DESC_ABLKCIPHER_BASE		(3 * CAAM_CMD_SZ)
39 #define DESC_ABLKCIPHER_ENC_LEN		(DESC_ABLKCIPHER_BASE + \
40 					 20 * CAAM_CMD_SZ)
41 #define DESC_ABLKCIPHER_DEC_LEN		(DESC_ABLKCIPHER_BASE + \
42 					 15 * CAAM_CMD_SZ)
43 
44 void cnstr_shdsc_aead_null_encap(u32 * const desc, struct alginfo *adata,
45 				 unsigned int icvsize);
46 
47 void cnstr_shdsc_aead_null_decap(u32 * const desc, struct alginfo *adata,
48 				 unsigned int icvsize);
49 
50 void cnstr_shdsc_aead_encap(u32 * const desc, struct alginfo *cdata,
51 			    struct alginfo *adata, unsigned int ivsize,
52 			    unsigned int icvsize, const bool is_rfc3686,
53 			    u32 *nonce, const u32 ctx1_iv_off,
54 			    const bool is_qi);
55 
56 void cnstr_shdsc_aead_decap(u32 * const desc, struct alginfo *cdata,
57 			    struct alginfo *adata, unsigned int ivsize,
58 			    unsigned int icvsize, const bool geniv,
59 			    const bool is_rfc3686, u32 *nonce,
60 			    const u32 ctx1_iv_off, const bool is_qi);
61 
62 void cnstr_shdsc_aead_givencap(u32 * const desc, struct alginfo *cdata,
63 			       struct alginfo *adata, unsigned int ivsize,
64 			       unsigned int icvsize, const bool is_rfc3686,
65 			       u32 *nonce, const u32 ctx1_iv_off,
66 			       const bool is_qi);
67 
68 void cnstr_shdsc_gcm_encap(u32 * const desc, struct alginfo *cdata,
69 			   unsigned int icvsize);
70 
71 void cnstr_shdsc_gcm_decap(u32 * const desc, struct alginfo *cdata,
72 			   unsigned int icvsize);
73 
74 void cnstr_shdsc_rfc4106_encap(u32 * const desc, struct alginfo *cdata,
75 			       unsigned int icvsize);
76 
77 void cnstr_shdsc_rfc4106_decap(u32 * const desc, struct alginfo *cdata,
78 			       unsigned int icvsize);
79 
80 void cnstr_shdsc_rfc4543_encap(u32 * const desc, struct alginfo *cdata,
81 			       unsigned int icvsize);
82 
83 void cnstr_shdsc_rfc4543_decap(u32 * const desc, struct alginfo *cdata,
84 			       unsigned int icvsize);
85 
86 void cnstr_shdsc_ablkcipher_encap(u32 * const desc, struct alginfo *cdata,
87 				  unsigned int ivsize, const bool is_rfc3686,
88 				  const u32 ctx1_iv_off);
89 
90 void cnstr_shdsc_ablkcipher_decap(u32 * const desc, struct alginfo *cdata,
91 				  unsigned int ivsize, const bool is_rfc3686,
92 				  const u32 ctx1_iv_off);
93 
94 void cnstr_shdsc_ablkcipher_givencap(u32 * const desc, struct alginfo *cdata,
95 				     unsigned int ivsize, const bool is_rfc3686,
96 				     const u32 ctx1_iv_off);
97 
98 void cnstr_shdsc_xts_ablkcipher_encap(u32 * const desc, struct alginfo *cdata);
99 
100 void cnstr_shdsc_xts_ablkcipher_decap(u32 * const desc, struct alginfo *cdata);
101 
102 #endif /* _CAAMALG_DESC_H_ */
103