1/****************************************************************************
2 ****************************************************************************
3 ***
4 ***   This header was automatically generated from a Linux kernel header
5 ***   of the same name, to make information necessary for userspace to
6 ***   call into the kernel available to libc.  It contains only constants,
7 ***   structures, and macros generated from the original header, and thus,
8 ***   contains no copyrightable information.
9 ***
10 ***   To edit the content of this header, modify the corresponding
11 ***   source file (e.g. under external/kernel-headers/original/) then
12 ***   run bionic/libc/kernel/tools/update_all.py
13 ***
14 ***   Any manual change here will be lost the next time this script will
15 ***   be run. You've been warned!
16 ***
17 ****************************************************************************
18 ****************************************************************************/
19#ifndef _VIRTIO_CRYPTO_H
20#define _VIRTIO_CRYPTO_H
21#include <linux/types.h>
22#include <linux/virtio_types.h>
23#include <linux/virtio_ids.h>
24#include <linux/virtio_config.h>
25#define VIRTIO_CRYPTO_SERVICE_CIPHER 0
26#define VIRTIO_CRYPTO_SERVICE_HASH 1
27#define VIRTIO_CRYPTO_SERVICE_MAC 2
28#define VIRTIO_CRYPTO_SERVICE_AEAD 3
29#define VIRTIO_CRYPTO_OPCODE(service,op) (((service) << 8) | (op))
30struct virtio_crypto_ctrl_header {
31#define VIRTIO_CRYPTO_CIPHER_CREATE_SESSION VIRTIO_CRYPTO_OPCODE(VIRTIO_CRYPTO_SERVICE_CIPHER, 0x02)
32#define VIRTIO_CRYPTO_CIPHER_DESTROY_SESSION VIRTIO_CRYPTO_OPCODE(VIRTIO_CRYPTO_SERVICE_CIPHER, 0x03)
33#define VIRTIO_CRYPTO_HASH_CREATE_SESSION VIRTIO_CRYPTO_OPCODE(VIRTIO_CRYPTO_SERVICE_HASH, 0x02)
34#define VIRTIO_CRYPTO_HASH_DESTROY_SESSION VIRTIO_CRYPTO_OPCODE(VIRTIO_CRYPTO_SERVICE_HASH, 0x03)
35#define VIRTIO_CRYPTO_MAC_CREATE_SESSION VIRTIO_CRYPTO_OPCODE(VIRTIO_CRYPTO_SERVICE_MAC, 0x02)
36#define VIRTIO_CRYPTO_MAC_DESTROY_SESSION VIRTIO_CRYPTO_OPCODE(VIRTIO_CRYPTO_SERVICE_MAC, 0x03)
37#define VIRTIO_CRYPTO_AEAD_CREATE_SESSION VIRTIO_CRYPTO_OPCODE(VIRTIO_CRYPTO_SERVICE_AEAD, 0x02)
38#define VIRTIO_CRYPTO_AEAD_DESTROY_SESSION VIRTIO_CRYPTO_OPCODE(VIRTIO_CRYPTO_SERVICE_AEAD, 0x03)
39  __le32 opcode;
40  __le32 algo;
41  __le32 flag;
42  __le32 queue_id;
43};
44struct virtio_crypto_cipher_session_para {
45#define VIRTIO_CRYPTO_NO_CIPHER 0
46#define VIRTIO_CRYPTO_CIPHER_ARC4 1
47#define VIRTIO_CRYPTO_CIPHER_AES_ECB 2
48#define VIRTIO_CRYPTO_CIPHER_AES_CBC 3
49#define VIRTIO_CRYPTO_CIPHER_AES_CTR 4
50#define VIRTIO_CRYPTO_CIPHER_DES_ECB 5
51#define VIRTIO_CRYPTO_CIPHER_DES_CBC 6
52#define VIRTIO_CRYPTO_CIPHER_3DES_ECB 7
53#define VIRTIO_CRYPTO_CIPHER_3DES_CBC 8
54#define VIRTIO_CRYPTO_CIPHER_3DES_CTR 9
55#define VIRTIO_CRYPTO_CIPHER_KASUMI_F8 10
56#define VIRTIO_CRYPTO_CIPHER_SNOW3G_UEA2 11
57#define VIRTIO_CRYPTO_CIPHER_AES_F8 12
58#define VIRTIO_CRYPTO_CIPHER_AES_XTS 13
59#define VIRTIO_CRYPTO_CIPHER_ZUC_EEA3 14
60  __le32 algo;
61  __le32 keylen;
62#define VIRTIO_CRYPTO_OP_ENCRYPT 1
63#define VIRTIO_CRYPTO_OP_DECRYPT 2
64  __le32 op;
65  __le32 padding;
66};
67struct virtio_crypto_session_input {
68  __le64 session_id;
69  __le32 status;
70  __le32 padding;
71};
72struct virtio_crypto_cipher_session_req {
73  struct virtio_crypto_cipher_session_para para;
74  __u8 padding[32];
75};
76struct virtio_crypto_hash_session_para {
77#define VIRTIO_CRYPTO_NO_HASH 0
78#define VIRTIO_CRYPTO_HASH_MD5 1
79#define VIRTIO_CRYPTO_HASH_SHA1 2
80#define VIRTIO_CRYPTO_HASH_SHA_224 3
81#define VIRTIO_CRYPTO_HASH_SHA_256 4
82#define VIRTIO_CRYPTO_HASH_SHA_384 5
83#define VIRTIO_CRYPTO_HASH_SHA_512 6
84#define VIRTIO_CRYPTO_HASH_SHA3_224 7
85#define VIRTIO_CRYPTO_HASH_SHA3_256 8
86#define VIRTIO_CRYPTO_HASH_SHA3_384 9
87#define VIRTIO_CRYPTO_HASH_SHA3_512 10
88#define VIRTIO_CRYPTO_HASH_SHA3_SHAKE128 11
89#define VIRTIO_CRYPTO_HASH_SHA3_SHAKE256 12
90  __le32 algo;
91  __le32 hash_result_len;
92  __u8 padding[8];
93};
94struct virtio_crypto_hash_create_session_req {
95  struct virtio_crypto_hash_session_para para;
96  __u8 padding[40];
97};
98struct virtio_crypto_mac_session_para {
99#define VIRTIO_CRYPTO_NO_MAC 0
100#define VIRTIO_CRYPTO_MAC_HMAC_MD5 1
101#define VIRTIO_CRYPTO_MAC_HMAC_SHA1 2
102#define VIRTIO_CRYPTO_MAC_HMAC_SHA_224 3
103#define VIRTIO_CRYPTO_MAC_HMAC_SHA_256 4
104#define VIRTIO_CRYPTO_MAC_HMAC_SHA_384 5
105#define VIRTIO_CRYPTO_MAC_HMAC_SHA_512 6
106#define VIRTIO_CRYPTO_MAC_CMAC_3DES 25
107#define VIRTIO_CRYPTO_MAC_CMAC_AES 26
108#define VIRTIO_CRYPTO_MAC_KASUMI_F9 27
109#define VIRTIO_CRYPTO_MAC_SNOW3G_UIA2 28
110#define VIRTIO_CRYPTO_MAC_GMAC_AES 41
111#define VIRTIO_CRYPTO_MAC_GMAC_TWOFISH 42
112#define VIRTIO_CRYPTO_MAC_CBCMAC_AES 49
113#define VIRTIO_CRYPTO_MAC_CBCMAC_KASUMI_F9 50
114#define VIRTIO_CRYPTO_MAC_XCBC_AES 53
115  __le32 algo;
116  __le32 hash_result_len;
117  __le32 auth_key_len;
118  __le32 padding;
119};
120struct virtio_crypto_mac_create_session_req {
121  struct virtio_crypto_mac_session_para para;
122  __u8 padding[40];
123};
124struct virtio_crypto_aead_session_para {
125#define VIRTIO_CRYPTO_NO_AEAD 0
126#define VIRTIO_CRYPTO_AEAD_GCM 1
127#define VIRTIO_CRYPTO_AEAD_CCM 2
128#define VIRTIO_CRYPTO_AEAD_CHACHA20_POLY1305 3
129  __le32 algo;
130  __le32 key_len;
131  __le32 hash_result_len;
132  __le32 aad_len;
133  __le32 op;
134  __le32 padding;
135};
136struct virtio_crypto_aead_create_session_req {
137  struct virtio_crypto_aead_session_para para;
138  __u8 padding[32];
139};
140struct virtio_crypto_alg_chain_session_para {
141#define VIRTIO_CRYPTO_SYM_ALG_CHAIN_ORDER_HASH_THEN_CIPHER 1
142#define VIRTIO_CRYPTO_SYM_ALG_CHAIN_ORDER_CIPHER_THEN_HASH 2
143  __le32 alg_chain_order;
144#define VIRTIO_CRYPTO_SYM_HASH_MODE_PLAIN 1
145#define VIRTIO_CRYPTO_SYM_HASH_MODE_AUTH 2
146#define VIRTIO_CRYPTO_SYM_HASH_MODE_NESTED 3
147  __le32 hash_mode;
148  struct virtio_crypto_cipher_session_para cipher_param;
149  union {
150    struct virtio_crypto_hash_session_para hash_param;
151    struct virtio_crypto_mac_session_para mac_param;
152    __u8 padding[16];
153  } u;
154  __le32 aad_len;
155  __le32 padding;
156};
157struct virtio_crypto_alg_chain_session_req {
158  struct virtio_crypto_alg_chain_session_para para;
159};
160struct virtio_crypto_sym_create_session_req {
161  union {
162    struct virtio_crypto_cipher_session_req cipher;
163    struct virtio_crypto_alg_chain_session_req chain;
164    __u8 padding[48];
165  } u;
166#define VIRTIO_CRYPTO_SYM_OP_NONE 0
167#define VIRTIO_CRYPTO_SYM_OP_CIPHER 1
168#define VIRTIO_CRYPTO_SYM_OP_ALGORITHM_CHAINING 2
169  __le32 op_type;
170  __le32 padding;
171};
172struct virtio_crypto_destroy_session_req {
173  __le64 session_id;
174  __u8 padding[48];
175};
176struct virtio_crypto_op_ctrl_req {
177  struct virtio_crypto_ctrl_header header;
178  union {
179    struct virtio_crypto_sym_create_session_req sym_create_session;
180    struct virtio_crypto_hash_create_session_req hash_create_session;
181    struct virtio_crypto_mac_create_session_req mac_create_session;
182    struct virtio_crypto_aead_create_session_req aead_create_session;
183    struct virtio_crypto_destroy_session_req destroy_session;
184    __u8 padding[56];
185  } u;
186};
187struct virtio_crypto_op_header {
188#define VIRTIO_CRYPTO_CIPHER_ENCRYPT VIRTIO_CRYPTO_OPCODE(VIRTIO_CRYPTO_SERVICE_CIPHER, 0x00)
189#define VIRTIO_CRYPTO_CIPHER_DECRYPT VIRTIO_CRYPTO_OPCODE(VIRTIO_CRYPTO_SERVICE_CIPHER, 0x01)
190#define VIRTIO_CRYPTO_HASH VIRTIO_CRYPTO_OPCODE(VIRTIO_CRYPTO_SERVICE_HASH, 0x00)
191#define VIRTIO_CRYPTO_MAC VIRTIO_CRYPTO_OPCODE(VIRTIO_CRYPTO_SERVICE_MAC, 0x00)
192#define VIRTIO_CRYPTO_AEAD_ENCRYPT VIRTIO_CRYPTO_OPCODE(VIRTIO_CRYPTO_SERVICE_AEAD, 0x00)
193#define VIRTIO_CRYPTO_AEAD_DECRYPT VIRTIO_CRYPTO_OPCODE(VIRTIO_CRYPTO_SERVICE_AEAD, 0x01)
194  __le32 opcode;
195  __le32 algo;
196  __le64 session_id;
197  __le32 flag;
198  __le32 padding;
199};
200struct virtio_crypto_cipher_para {
201  __le32 iv_len;
202  __le32 src_data_len;
203  __le32 dst_data_len;
204  __le32 padding;
205};
206struct virtio_crypto_hash_para {
207  __le32 src_data_len;
208  __le32 hash_result_len;
209};
210struct virtio_crypto_mac_para {
211  struct virtio_crypto_hash_para hash;
212};
213struct virtio_crypto_aead_para {
214  __le32 iv_len;
215  __le32 aad_len;
216  __le32 src_data_len;
217  __le32 dst_data_len;
218};
219struct virtio_crypto_cipher_data_req {
220  struct virtio_crypto_cipher_para para;
221  __u8 padding[24];
222};
223struct virtio_crypto_hash_data_req {
224  struct virtio_crypto_hash_para para;
225  __u8 padding[40];
226};
227struct virtio_crypto_mac_data_req {
228  struct virtio_crypto_mac_para para;
229  __u8 padding[40];
230};
231struct virtio_crypto_alg_chain_data_para {
232  __le32 iv_len;
233  __le32 src_data_len;
234  __le32 dst_data_len;
235  __le32 cipher_start_src_offset;
236  __le32 len_to_cipher;
237  __le32 hash_start_src_offset;
238  __le32 len_to_hash;
239  __le32 aad_len;
240  __le32 hash_result_len;
241  __le32 reserved;
242};
243struct virtio_crypto_alg_chain_data_req {
244  struct virtio_crypto_alg_chain_data_para para;
245};
246struct virtio_crypto_sym_data_req {
247  union {
248    struct virtio_crypto_cipher_data_req cipher;
249    struct virtio_crypto_alg_chain_data_req chain;
250    __u8 padding[40];
251  } u;
252  __le32 op_type;
253  __le32 padding;
254};
255struct virtio_crypto_aead_data_req {
256  struct virtio_crypto_aead_para para;
257  __u8 padding[32];
258};
259struct virtio_crypto_op_data_req {
260  struct virtio_crypto_op_header header;
261  union {
262    struct virtio_crypto_sym_data_req sym_req;
263    struct virtio_crypto_hash_data_req hash_req;
264    struct virtio_crypto_mac_data_req mac_req;
265    struct virtio_crypto_aead_data_req aead_req;
266    __u8 padding[48];
267  } u;
268};
269#define VIRTIO_CRYPTO_OK 0
270#define VIRTIO_CRYPTO_ERR 1
271#define VIRTIO_CRYPTO_BADMSG 2
272#define VIRTIO_CRYPTO_NOTSUPP 3
273#define VIRTIO_CRYPTO_INVSESS 4
274#define VIRTIO_CRYPTO_S_HW_READY (1 << 0)
275struct virtio_crypto_config {
276  __u32 status;
277  __u32 max_dataqueues;
278  __u32 crypto_services;
279  __u32 cipher_algo_l;
280  __u32 cipher_algo_h;
281  __u32 hash_algo;
282  __u32 mac_algo_l;
283  __u32 mac_algo_h;
284  __u32 aead_algo;
285  __u32 max_cipher_key_len;
286  __u32 max_auth_key_len;
287  __u32 reserve;
288  __u64 max_size;
289};
290struct virtio_crypto_inhdr {
291  __u8 status;
292};
293#endif
294