X-Git-Url: http://pilppa.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=crypto%2Fdes_generic.c;h=5d0e4580f998c23650eb24ba73135cd5af68a01e;hb=bfd4e66b8d0dfcdbe3f5ccff45757f098bdbb26e;hp=59966d14b8e0dbb672bfff2ebc4ee8de2b752742;hpb=dcf397f037f52add9945eced57ca300ab6a4413c;p=linux-2.6-omap-h63xx.git diff --git a/crypto/des_generic.c b/crypto/des_generic.c index 59966d14b8e..5d0e4580f99 100644 --- a/crypto/des_generic.c +++ b/crypto/des_generic.c @@ -20,13 +20,7 @@ #include #include -#define DES_KEY_SIZE 8 -#define DES_EXPKEY_WORDS 32 -#define DES_BLOCK_SIZE 8 - -#define DES3_EDE_KEY_SIZE (3 * DES_KEY_SIZE) -#define DES3_EDE_EXPKEY_WORDS (3 * DES_EXPKEY_WORDS) -#define DES3_EDE_BLOCK_SIZE DES_BLOCK_SIZE +#include #define ROL(x, r) ((x) = rol32((x), (r))) #define ROR(x, r) ((x) = ror32((x), (r))) @@ -634,7 +628,7 @@ static const u32 S8[64] = { * Choice 1 has operated on the key. * */ -static unsigned long ekey(u32 *pe, const u8 *k) +unsigned long des_ekey(u32 *pe, const u8 *k) { /* K&R: long is at least 32 bits */ unsigned long a, b, c, d, w; @@ -709,6 +703,7 @@ static unsigned long ekey(u32 *pe, const u8 *k) /* Zero if weak key */ return w; } +EXPORT_SYMBOL_GPL(des_ekey); /* * Decryption key expansion @@ -792,7 +787,7 @@ static int des_setkey(struct crypto_tfm *tfm, const u8 *key, int ret; /* Expand to tmp */ - ret = ekey(tmp, key); + ret = des_ekey(tmp, key); if (unlikely(ret == 0) && (*flags & CRYPTO_TFM_REQ_WEAK_KEY)) { *flags |= CRYPTO_TFM_RES_WEAK_KEY; @@ -879,9 +874,9 @@ static int des3_ede_setkey(struct crypto_tfm *tfm, const u8 *key, return -EINVAL; } - ekey(expkey, key); expkey += DES_EXPKEY_WORDS; key += DES_KEY_SIZE; + des_ekey(expkey, key); expkey += DES_EXPKEY_WORDS; key += DES_KEY_SIZE; dkey(expkey, key); expkey += DES_EXPKEY_WORDS; key += DES_KEY_SIZE; - ekey(expkey, key); + des_ekey(expkey, key); return 0; } @@ -982,7 +977,7 @@ static struct crypto_alg des3_ede_alg = { MODULE_ALIAS("des3_ede"); -static int __init init(void) +static int __init des_generic_mod_init(void) { int ret = 0; @@ -997,14 +992,14 @@ out: return ret; } -static void __exit fini(void) +static void __exit des_generic_mod_fini(void) { crypto_unregister_alg(&des3_ede_alg); crypto_unregister_alg(&des_alg); } -module_init(init); -module_exit(fini); +module_init(des_generic_mod_init); +module_exit(des_generic_mod_fini); MODULE_LICENSE("GPL"); MODULE_DESCRIPTION("DES & Triple DES EDE Cipher Algorithms");