diff options
Diffstat (limited to 'crypto')
| -rw-r--r-- | crypto/aes.c | 7 | ||||
| -rw-r--r-- | crypto/api.c | 6 | ||||
| -rw-r--r-- | crypto/deflate.c | 3 | ||||
| -rw-r--r-- | crypto/des.c | 1 | ||||
| -rw-r--r-- | crypto/serpent.c | 1 | ||||
| -rw-r--r-- | crypto/tcrypt.h | 25 | ||||
| -rw-r--r-- | crypto/twofish.c | 21 |
7 files changed, 32 insertions, 32 deletions
diff --git a/crypto/aes.c b/crypto/aes.c index 0a6a5c14368..a5017292e06 100644 --- a/crypto/aes.c +++ b/crypto/aes.c @@ -75,12 +75,11 @@ byte(const u32 x, const unsigned n) struct aes_ctx { int key_length; - u32 E[60]; - u32 D[60]; + u32 buf[120]; }; -#define E_KEY ctx->E -#define D_KEY ctx->D +#define E_KEY (&ctx->buf[0]) +#define D_KEY (&ctx->buf[60]) static u8 pow_tab[256] __initdata; static u8 log_tab[256] __initdata; diff --git a/crypto/api.c b/crypto/api.c index e26156f7183..80bba637fba 100644 --- a/crypto/api.c +++ b/crypto/api.c @@ -165,7 +165,7 @@ static unsigned int crypto_ctxsize(struct crypto_alg *alg, int flags) break; } - return len + alg->cra_alignmask; + return len + (alg->cra_alignmask & ~(crypto_tfm_ctx_alignment() - 1)); } struct crypto_tfm *crypto_alloc_tfm(const char *name, u32 flags) @@ -179,12 +179,10 @@ struct crypto_tfm *crypto_alloc_tfm(const char *name, u32 flags) goto out; tfm_size = sizeof(*tfm) + crypto_ctxsize(alg, flags); - tfm = kmalloc(tfm_size, GFP_KERNEL); + tfm = kzalloc(tfm_size, GFP_KERNEL); if (tfm == NULL) goto out_put; - memset(tfm, 0, tfm_size); - tfm->__crt_alg = alg; if (crypto_init_flags(tfm, flags)) diff --git a/crypto/deflate.c b/crypto/deflate.c index bc73342cd1e..f209368d62a 100644 --- a/crypto/deflate.c +++ b/crypto/deflate.c @@ -73,12 +73,11 @@ static int deflate_decomp_init(struct deflate_ctx *ctx) int ret = 0; struct z_stream_s *stream = &ctx->decomp_stream; - stream->workspace = kmalloc(zlib_inflate_workspacesize(), GFP_KERNEL); + stream->workspace = kzalloc(zlib_inflate_workspacesize(), GFP_KERNEL); if (!stream->workspace ) { ret = -ENOMEM; goto out; } - memset(stream->workspace, 0, zlib_inflate_workspacesize()); ret = zlib_inflateInit2(stream, -DEFLATE_DEF_WINBITS); if (ret != Z_OK) { ret = -EINVAL; diff --git a/crypto/des.c b/crypto/des.c index 7bb548653dc..2d74cab40c3 100644 --- a/crypto/des.c +++ b/crypto/des.c @@ -965,6 +965,7 @@ static struct crypto_alg des3_ede_alg = { .cra_blocksize = DES3_EDE_BLOCK_SIZE, .cra_ctxsize = sizeof(struct des3_ede_ctx), .cra_module = THIS_MODULE, + .cra_alignmask = 3, .cra_list = LIST_HEAD_INIT(des3_ede_alg.cra_list), .cra_u = { .cipher = { .cia_min_keysize = DES3_EDE_KEY_SIZE, diff --git a/crypto/serpent.c b/crypto/serpent.c index 52ad1a49262..e366406ab49 100644 --- a/crypto/serpent.c +++ b/crypto/serpent.c @@ -481,6 +481,7 @@ static struct crypto_alg serpent_alg = { .cra_flags = CRYPTO_ALG_TYPE_CIPHER, .cra_blocksize = SERPENT_BLOCK_SIZE, .cra_ctxsize = sizeof(struct serpent_ctx), + .cra_alignmask = 3, .cra_module = THIS_MODULE, .cra_list = LIST_HEAD_INIT(serpent_alg.cra_list), .cra_u = { .cipher = { diff --git a/crypto/tcrypt.h b/crypto/tcrypt.h index 733d07ed75e..1f683ba794e 100644 --- a/crypto/tcrypt.h +++ b/crypto/tcrypt.h @@ -26,37 +26,38 @@ #define MAX_IVLEN 32 struct hash_testvec { + /* only used with keyed hash algorithms */ + char key[128] __attribute__ ((__aligned__(4))); char plaintext[128]; - unsigned char psize; char digest[MAX_DIGEST_SIZE]; - unsigned char np; unsigned char tap[MAX_TAP]; - char key[128]; /* only used with keyed hash algorithms */ + unsigned char psize; + unsigned char np; unsigned char ksize; }; struct hmac_testvec { char key[128]; - unsigned char ksize; char plaintext[128]; - unsigned char psize; char digest[MAX_DIGEST_SIZE]; - unsigned char np; unsigned char tap[MAX_TAP]; + unsigned char ksize; + unsigned char psize; + unsigned char np; }; struct cipher_testvec { + char key[MAX_KEYLEN] __attribute__ ((__aligned__(4))); + char iv[MAX_IVLEN]; + char input[48]; + char result[48]; + unsigned char tap[MAX_TAP]; + int np; unsigned char fail; unsigned char wk; /* weak key flag */ - char key[MAX_KEYLEN]; unsigned char klen; - char iv[MAX_IVLEN]; - char input[48]; unsigned char ilen; - char result[48]; unsigned char rlen; - int np; - unsigned char tap[MAX_TAP]; }; struct cipher_speed { diff --git a/crypto/twofish.c b/crypto/twofish.c index a26d885486f..ddfd5a3fcc5 100644 --- a/crypto/twofish.c +++ b/crypto/twofish.c @@ -44,6 +44,7 @@ #include <linux/types.h> #include <linux/errno.h> #include <linux/crypto.h> +#include <linux/bitops.h> /* The large precomputed tables for the Twofish cipher (twofish.c) @@ -542,9 +543,9 @@ static const u8 calc_sb_tbl[512] = { #define CALC_K(a, j, k, l, m, n) \ x = CALC_K_2 (k, l, k, l, 0); \ y = CALC_K_2 (m, n, m, n, 4); \ - y = (y << 8) + (y >> 24); \ + y = rol32(y, 8); \ x += y; y += x; ctx->a[j] = x; \ - ctx->a[(j) + 1] = (y << 9) + (y >> 23) + ctx->a[(j) + 1] = rol32(y, 9) #define CALC_K192_2(a, b, c, d, j) \ CALC_K_2 (q0[a ^ key[(j) + 16]], \ @@ -555,9 +556,9 @@ static const u8 calc_sb_tbl[512] = { #define CALC_K192(a, j, k, l, m, n) \ x = CALC_K192_2 (l, l, k, k, 0); \ y = CALC_K192_2 (n, n, m, m, 4); \ - y = (y << 8) + (y >> 24); \ + y = rol32(y, 8); \ x += y; y += x; ctx->a[j] = x; \ - ctx->a[(j) + 1] = (y << 9) + (y >> 23) + ctx->a[(j) + 1] = rol32(y, 9) #define CALC_K256_2(a, b, j) \ CALC_K192_2 (q1[b ^ key[(j) + 24]], \ @@ -568,9 +569,9 @@ static const u8 calc_sb_tbl[512] = { #define CALC_K256(a, j, k, l, m, n) \ x = CALC_K256_2 (k, l, 0); \ y = CALC_K256_2 (m, n, 4); \ - y = (y << 8) + (y >> 24); \ + y = rol32(y, 8); \ x += y; y += x; ctx->a[j] = x; \ - ctx->a[(j) + 1] = (y << 9) + (y >> 23) + ctx->a[(j) + 1] = rol32(y, 9) /* Macros to compute the g() function in the encryption and decryption @@ -594,15 +595,15 @@ static const u8 calc_sb_tbl[512] = { x = G1 (a); y = G2 (b); \ x += y; y += x + ctx->k[2 * (n) + 1]; \ (c) ^= x + ctx->k[2 * (n)]; \ - (c) = ((c) >> 1) + ((c) << 31); \ - (d) = (((d) << 1)+((d) >> 31)) ^ y + (c) = ror32((c), 1); \ + (d) = rol32((d), 1) ^ y #define DECROUND(n, a, b, c, d) \ x = G1 (a); y = G2 (b); \ x += y; y += x; \ (d) ^= y + ctx->k[2 * (n) + 1]; \ - (d) = ((d) >> 1) + ((d) << 31); \ - (c) = (((c) << 1)+((c) >> 31)); \ + (d) = ror32((d), 1); \ + (c) = rol32((c), 1); \ (c) ^= (x + ctx->k[2 * (n)]) /* Encryption and decryption cycles; each one is simply two Feistel rounds |