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authorDavid S. Miller <davem@davemloft.net>2009-03-26 18:23:24 -0400
committerDavid S. Miller <davem@davemloft.net>2009-03-26 18:23:24 -0400
commit08abe18af1f78ee80c3c3a5ac47c3e0ae0beadf6 (patch)
tree2be39bf8942edca1bcec735145e144a682ca9cd3 /include/crypto
parentf0de70f8bb56952f6e016a65a8a8d006918f5bf6 (diff)
parent0384e2959127a56d0640505d004d8dd92f9c29f5 (diff)
Merge branch 'master' of /home/davem/src/GIT/linux-2.6/
Conflicts: drivers/net/wimax/i2400m/usb-notif.c
Diffstat (limited to 'include/crypto')
-rw-r--r--include/crypto/aes.h6
-rw-r--r--include/crypto/compress.h145
-rw-r--r--include/crypto/cryptd.h27
-rw-r--r--include/crypto/crypto_wq.h7
-rw-r--r--include/crypto/hash.h5
-rw-r--r--include/crypto/internal/compress.h28
6 files changed, 217 insertions, 1 deletions
diff --git a/include/crypto/aes.h b/include/crypto/aes.h
index 656a4c66a568..7524ba3b6f3c 100644
--- a/include/crypto/aes.h
+++ b/include/crypto/aes.h
@@ -17,10 +17,14 @@
17#define AES_MAX_KEYLENGTH (15 * 16) 17#define AES_MAX_KEYLENGTH (15 * 16)
18#define AES_MAX_KEYLENGTH_U32 (AES_MAX_KEYLENGTH / sizeof(u32)) 18#define AES_MAX_KEYLENGTH_U32 (AES_MAX_KEYLENGTH / sizeof(u32))
19 19
20/*
21 * Please ensure that the first two fields are 16-byte aligned
22 * relative to the start of the structure, i.e., don't move them!
23 */
20struct crypto_aes_ctx { 24struct crypto_aes_ctx {
21 u32 key_length;
22 u32 key_enc[AES_MAX_KEYLENGTH_U32]; 25 u32 key_enc[AES_MAX_KEYLENGTH_U32];
23 u32 key_dec[AES_MAX_KEYLENGTH_U32]; 26 u32 key_dec[AES_MAX_KEYLENGTH_U32];
27 u32 key_length;
24}; 28};
25 29
26extern const u32 crypto_ft_tab[4][256]; 30extern const u32 crypto_ft_tab[4][256];
diff --git a/include/crypto/compress.h b/include/crypto/compress.h
new file mode 100644
index 000000000000..86163ef24219
--- /dev/null
+++ b/include/crypto/compress.h
@@ -0,0 +1,145 @@
1/*
2 * Compress: Compression algorithms under the cryptographic API.
3 *
4 * Copyright 2008 Sony Corporation
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; version 2 of the License.
9 *
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
14 *
15 * You should have received a copy of the GNU General Public License
16 * along with this program.
17 * If not, see <http://www.gnu.org/licenses/>.
18 */
19
20#ifndef _CRYPTO_COMPRESS_H
21#define _CRYPTO_COMPRESS_H
22
23#include <linux/crypto.h>
24
25
26struct comp_request {
27 const void *next_in; /* next input byte */
28 void *next_out; /* next output byte */
29 unsigned int avail_in; /* bytes available at next_in */
30 unsigned int avail_out; /* bytes available at next_out */
31};
32
33enum zlib_comp_params {
34 ZLIB_COMP_LEVEL = 1, /* e.g. Z_DEFAULT_COMPRESSION */
35 ZLIB_COMP_METHOD, /* e.g. Z_DEFLATED */
36 ZLIB_COMP_WINDOWBITS, /* e.g. MAX_WBITS */
37 ZLIB_COMP_MEMLEVEL, /* e.g. DEF_MEM_LEVEL */
38 ZLIB_COMP_STRATEGY, /* e.g. Z_DEFAULT_STRATEGY */
39 __ZLIB_COMP_MAX,
40};
41
42#define ZLIB_COMP_MAX (__ZLIB_COMP_MAX - 1)
43
44
45enum zlib_decomp_params {
46 ZLIB_DECOMP_WINDOWBITS = 1, /* e.g. DEF_WBITS */
47 __ZLIB_DECOMP_MAX,
48};
49
50#define ZLIB_DECOMP_MAX (__ZLIB_DECOMP_MAX - 1)
51
52
53struct crypto_pcomp {
54 struct crypto_tfm base;
55};
56
57struct pcomp_alg {
58 int (*compress_setup)(struct crypto_pcomp *tfm, void *params,
59 unsigned int len);
60 int (*compress_init)(struct crypto_pcomp *tfm);
61 int (*compress_update)(struct crypto_pcomp *tfm,
62 struct comp_request *req);
63 int (*compress_final)(struct crypto_pcomp *tfm,
64 struct comp_request *req);
65 int (*decompress_setup)(struct crypto_pcomp *tfm, void *params,
66 unsigned int len);
67 int (*decompress_init)(struct crypto_pcomp *tfm);
68 int (*decompress_update)(struct crypto_pcomp *tfm,
69 struct comp_request *req);
70 int (*decompress_final)(struct crypto_pcomp *tfm,
71 struct comp_request *req);
72
73 struct crypto_alg base;
74};
75
76extern struct crypto_pcomp *crypto_alloc_pcomp(const char *alg_name, u32 type,
77 u32 mask);
78
79static inline struct crypto_tfm *crypto_pcomp_tfm(struct crypto_pcomp *tfm)
80{
81 return &tfm->base;
82}
83
84static inline void crypto_free_pcomp(struct crypto_pcomp *tfm)
85{
86 crypto_destroy_tfm(tfm, crypto_pcomp_tfm(tfm));
87}
88
89static inline struct pcomp_alg *__crypto_pcomp_alg(struct crypto_alg *alg)
90{
91 return container_of(alg, struct pcomp_alg, base);
92}
93
94static inline struct pcomp_alg *crypto_pcomp_alg(struct crypto_pcomp *tfm)
95{
96 return __crypto_pcomp_alg(crypto_pcomp_tfm(tfm)->__crt_alg);
97}
98
99static inline int crypto_compress_setup(struct crypto_pcomp *tfm,
100 void *params, unsigned int len)
101{
102 return crypto_pcomp_alg(tfm)->compress_setup(tfm, params, len);
103}
104
105static inline int crypto_compress_init(struct crypto_pcomp *tfm)
106{
107 return crypto_pcomp_alg(tfm)->compress_init(tfm);
108}
109
110static inline int crypto_compress_update(struct crypto_pcomp *tfm,
111 struct comp_request *req)
112{
113 return crypto_pcomp_alg(tfm)->compress_update(tfm, req);
114}
115
116static inline int crypto_compress_final(struct crypto_pcomp *tfm,
117 struct comp_request *req)
118{
119 return crypto_pcomp_alg(tfm)->compress_final(tfm, req);
120}
121
122static inline int crypto_decompress_setup(struct crypto_pcomp *tfm,
123 void *params, unsigned int len)
124{
125 return crypto_pcomp_alg(tfm)->decompress_setup(tfm, params, len);
126}
127
128static inline int crypto_decompress_init(struct crypto_pcomp *tfm)
129{
130 return crypto_pcomp_alg(tfm)->decompress_init(tfm);
131}
132
133static inline int crypto_decompress_update(struct crypto_pcomp *tfm,
134 struct comp_request *req)
135{
136 return crypto_pcomp_alg(tfm)->decompress_update(tfm, req);
137}
138
139static inline int crypto_decompress_final(struct crypto_pcomp *tfm,
140 struct comp_request *req)
141{
142 return crypto_pcomp_alg(tfm)->decompress_final(tfm, req);
143}
144
145#endif /* _CRYPTO_COMPRESS_H */
diff --git a/include/crypto/cryptd.h b/include/crypto/cryptd.h
new file mode 100644
index 000000000000..55fa7bbdbc71
--- /dev/null
+++ b/include/crypto/cryptd.h
@@ -0,0 +1,27 @@
1/*
2 * Software async crypto daemon
3 */
4
5#ifndef _CRYPTO_CRYPT_H
6#define _CRYPTO_CRYPT_H
7
8#include <linux/crypto.h>
9#include <linux/kernel.h>
10
11struct cryptd_ablkcipher {
12 struct crypto_ablkcipher base;
13};
14
15static inline struct cryptd_ablkcipher *__cryptd_ablkcipher_cast(
16 struct crypto_ablkcipher *tfm)
17{
18 return (struct cryptd_ablkcipher *)tfm;
19}
20
21/* alg_name should be algorithm to be cryptd-ed */
22struct cryptd_ablkcipher *cryptd_alloc_ablkcipher(const char *alg_name,
23 u32 type, u32 mask);
24struct crypto_blkcipher *cryptd_ablkcipher_child(struct cryptd_ablkcipher *tfm);
25void cryptd_free_ablkcipher(struct cryptd_ablkcipher *tfm);
26
27#endif
diff --git a/include/crypto/crypto_wq.h b/include/crypto/crypto_wq.h
new file mode 100644
index 000000000000..a7d252daf91b
--- /dev/null
+++ b/include/crypto/crypto_wq.h
@@ -0,0 +1,7 @@
1#ifndef CRYPTO_WQ_H
2#define CRYPTO_WQ_H
3
4#include <linux/workqueue.h>
5
6extern struct workqueue_struct *kcrypto_wq;
7#endif
diff --git a/include/crypto/hash.h b/include/crypto/hash.h
index d797e119e3d5..d56bb71617c3 100644
--- a/include/crypto/hash.h
+++ b/include/crypto/hash.h
@@ -231,6 +231,11 @@ static inline unsigned int crypto_shash_alignmask(
231 return crypto_tfm_alg_alignmask(crypto_shash_tfm(tfm)); 231 return crypto_tfm_alg_alignmask(crypto_shash_tfm(tfm));
232} 232}
233 233
234static inline unsigned int crypto_shash_blocksize(struct crypto_shash *tfm)
235{
236 return crypto_tfm_alg_blocksize(crypto_shash_tfm(tfm));
237}
238
234static inline struct shash_alg *__crypto_shash_alg(struct crypto_alg *alg) 239static inline struct shash_alg *__crypto_shash_alg(struct crypto_alg *alg)
235{ 240{
236 return container_of(alg, struct shash_alg, base); 241 return container_of(alg, struct shash_alg, base);
diff --git a/include/crypto/internal/compress.h b/include/crypto/internal/compress.h
new file mode 100644
index 000000000000..178a888d1d93
--- /dev/null
+++ b/include/crypto/internal/compress.h
@@ -0,0 +1,28 @@
1/*
2 * Compress: Compression algorithms under the cryptographic API.
3 *
4 * Copyright 2008 Sony Corporation
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; version 2 of the License.
9 *
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
14 *
15 * You should have received a copy of the GNU General Public License
16 * along with this program.
17 * If not, see <http://www.gnu.org/licenses/>.
18 */
19
20#ifndef _CRYPTO_INTERNAL_COMPRESS_H
21#define _CRYPTO_INTERNAL_COMPRESS_H
22
23#include <crypto/compress.h>
24
25extern int crypto_register_pcomp(struct pcomp_alg *alg);
26extern int crypto_unregister_pcomp(struct pcomp_alg *alg);
27
28#endif /* _CRYPTO_INTERNAL_COMPRESS_H */