diff options
| -rw-r--r-- | crypto/tcrypt.c | 2 | ||||
| -rw-r--r-- | crypto/testmgr.c | 6 | ||||
| -rw-r--r-- | crypto/testmgr.h | 102 | ||||
| -rw-r--r-- | crypto/vmac.c | 84 |
4 files changed, 8 insertions, 186 deletions
diff --git a/crypto/tcrypt.c b/crypto/tcrypt.c index d5bcdd905007..078ec36007bf 100644 --- a/crypto/tcrypt.c +++ b/crypto/tcrypt.c @@ -1939,7 +1939,7 @@ static int do_test(const char *alg, u32 type, u32 mask, int m, u32 num_mb) break; case 109: - ret += tcrypt_test("vmac(aes)"); + ret += tcrypt_test("vmac64(aes)"); break; case 111: diff --git a/crypto/testmgr.c b/crypto/testmgr.c index 60a557b0f8d3..63f263fd1dae 100644 --- a/crypto/testmgr.c +++ b/crypto/testmgr.c @@ -3478,12 +3478,6 @@ static const struct alg_test_desc alg_test_descs[] = { .hash = __VECS(tgr192_tv_template) } }, { - .alg = "vmac(aes)", - .test = alg_test_hash, - .suite = { - .hash = __VECS(aes_vmac128_tv_template) - } - }, { .alg = "vmac64(aes)", .test = alg_test_hash, .suite = { diff --git a/crypto/testmgr.h b/crypto/testmgr.h index 7b022c47a623..b6362169771a 100644 --- a/crypto/testmgr.h +++ b/crypto/testmgr.h @@ -4603,108 +4603,6 @@ static const struct hash_testvec aes_xcbc128_tv_template[] = { } }; -static const char vmac_string1[128] = {'\x01', '\x01', '\x01', '\x01', - '\x02', '\x03', '\x02', '\x02', - '\x02', '\x04', '\x01', '\x07', - '\x04', '\x01', '\x04', '\x03',}; -static const char vmac_string2[128] = {'a', 'b', 'c',}; -static const char vmac_string3[128] = {'a', 'b', 'c', 'a', 'b', 'c', - 'a', 'b', 'c', 'a', 'b', 'c', - 'a', 'b', 'c', 'a', 'b', 'c', - 'a', 'b', 'c', 'a', 'b', 'c', - 'a', 'b', 'c', 'a', 'b', 'c', - 'a', 'b', 'c', 'a', 'b', 'c', - 'a', 'b', 'c', 'a', 'b', 'c', - 'a', 'b', 'c', 'a', 'b', 'c', - }; - -static const char vmac_string4[17] = {'b', 'c', 'e', 'f', - 'i', 'j', 'l', 'm', - 'o', 'p', 'r', 's', - 't', 'u', 'w', 'x', 'z'}; - -static const char vmac_string5[127] = {'r', 'm', 'b', 't', 'c', - 'o', 'l', 'k', ']', '%', - '9', '2', '7', '!', 'A'}; - -static const char vmac_string6[129] = {'p', 't', '*', '7', 'l', - 'i', '!', '#', 'w', '0', - 'z', '/', '4', 'A', 'n'}; - -static const struct hash_testvec aes_vmac128_tv_template[] = { - { - .key = "\x00\x01\x02\x03\x04\x05\x06\x07" - "\x08\x09\x0a\x0b\x0c\x0d\x0e\x0f", - .plaintext = NULL, - .digest = "\x07\x58\x80\x35\x77\xa4\x7b\x54", - .psize = 0, - .ksize = 16, - }, { - .key = "\x00\x01\x02\x03\x04\x05\x06\x07" - "\x08\x09\x0a\x0b\x0c\x0d\x0e\x0f", - .plaintext = vmac_string1, - .digest = "\xce\xf5\x3c\xd3\xae\x68\x8c\xa1", - .psize = 128, - .ksize = 16, - }, { - .key = "\x00\x01\x02\x03\x04\x05\x06\x07" - "\x08\x09\x0a\x0b\x0c\x0d\x0e\x0f", - .plaintext = vmac_string2, - .digest = "\xc9\x27\xb0\x73\x81\xbd\x14\x2d", - .psize = 128, - .ksize = 16, - }, { - .key = "\x00\x01\x02\x03\x04\x05\x06\x07" - "\x08\x09\x0a\x0b\x0c\x0d\x0e\x0f", - .plaintext = vmac_string3, - .digest = "\x8d\x1a\x95\x8c\x98\x47\x0b\x19", - .psize = 128, - .ksize = 16, - }, { - .key = "abcdefghijklmnop", - .plaintext = NULL, - .digest = "\x3b\x89\xa1\x26\x9e\x55\x8f\x84", - .psize = 0, - .ksize = 16, - }, { - .key = "abcdefghijklmnop", - .plaintext = vmac_string1, - .digest = "\xab\x5e\xab\xb0\xf6\x8d\x74\xc2", - .psize = 128, - .ksize = 16, - }, { - .key = "abcdefghijklmnop", - .plaintext = vmac_string2, - .digest = "\x11\x15\x68\x42\x3d\x7b\x09\xdf", - .psize = 128, - .ksize = 16, - }, { - .key = "abcdefghijklmnop", - .plaintext = vmac_string3, - .digest = "\x8b\x32\x8f\xe1\xed\x8f\xfa\xd4", - .psize = 128, - .ksize = 16, - }, { - .key = "a09b5cd!f#07K\x00\x00\x00", - .plaintext = vmac_string4, - .digest = "\xab\xa5\x0f\xea\x42\x4e\xa1\x5f", - .psize = sizeof(vmac_string4), - .ksize = 16, - }, { - .key = "a09b5cd!f#07K\x00\x00\x00", - .plaintext = vmac_string5, - .digest = "\x25\x31\x98\xbc\x1d\xe8\x67\x60", - .psize = sizeof(vmac_string5), - .ksize = 16, - }, { - .key = "a09b5cd!f#07K\x00\x00\x00", - .plaintext = vmac_string6, - .digest = "\xc4\xae\x9b\x47\x95\x65\xeb\x41", - .psize = sizeof(vmac_string6), - .ksize = 16, - }, -}; - static const char vmac64_string1[144] = { '\0', '\0', '\0', '\0', '\0', '\0', '\0', '\0', '\0', '\0', '\0', '\0', '\0', '\0', '\0', '\0', diff --git a/crypto/vmac.c b/crypto/vmac.c index bf1e385bc684..5f436dfdfc61 100644 --- a/crypto/vmac.c +++ b/crypto/vmac.c @@ -490,16 +490,6 @@ static int vmac_init(struct shash_desc *desc) return 0; } -static int vmac_init_with_hardcoded_nonce(struct shash_desc *desc) -{ - struct vmac_desc_ctx *dctx = shash_desc_ctx(desc); - - vmac_init(desc); - memset(&dctx->nonce, 0, VMAC_NONCEBYTES); - dctx->nonce_size = VMAC_NONCEBYTES; - return 0; -} - static int vmac_update(struct shash_desc *desc, const u8 *p, unsigned int len) { const struct vmac_tfm_ctx *tctx = crypto_shash_ctx(desc->tfm); @@ -570,7 +560,7 @@ static u64 vhash_final(const struct vmac_tfm_ctx *tctx, return l3hash(ch, cl, tctx->l3key[0], tctx->l3key[1], partial * 8); } -static int __vmac_final(struct shash_desc *desc, u64 *mac) +static int vmac_final(struct shash_desc *desc, u8 *out) { const struct vmac_tfm_ctx *tctx = crypto_shash_ctx(desc->tfm); struct vmac_desc_ctx *dctx = shash_desc_ctx(desc); @@ -601,31 +591,7 @@ static int __vmac_final(struct shash_desc *desc, u64 *mac) pad = be64_to_cpu(dctx->nonce.pads[index]); /* The VMAC is the sum of VHASH and the pseudorandom pad */ - *mac = hash + pad; - return 0; -} - -static int vmac_final_le(struct shash_desc *desc, u8 *out) -{ - u64 mac; - int err; - - err = __vmac_final(desc, &mac); - if (err) - return err; - put_unaligned_le64(mac, out); - return 0; -} - -static int vmac_final_be(struct shash_desc *desc, u8 *out) -{ - u64 mac; - int err; - - err = __vmac_final(desc, &mac); - if (err) - return err; - put_unaligned_be64(mac, out); + put_unaligned_be64(hash + pad, out); return 0; } @@ -651,8 +617,7 @@ static void vmac_exit_tfm(struct crypto_tfm *tfm) crypto_free_cipher(tctx->cipher); } -static int vmac_create_common(struct crypto_template *tmpl, struct rtattr **tb, - bool vmac64) +static int vmac_create(struct crypto_template *tmpl, struct rtattr **tb) { struct shash_instance *inst; struct crypto_alg *alg; @@ -692,15 +657,9 @@ static int vmac_create_common(struct crypto_template *tmpl, struct rtattr **tb, inst->alg.descsize = sizeof(struct vmac_desc_ctx); inst->alg.digestsize = VMAC_TAG_LEN / 8; - if (vmac64) { - inst->alg.init = vmac_init; - inst->alg.final = vmac_final_be; - } else { - pr_warn("vmac: using insecure hardcoded nonce\n"); - inst->alg.init = vmac_init_with_hardcoded_nonce; - inst->alg.final = vmac_final_le; - } + inst->alg.init = vmac_init; inst->alg.update = vmac_update; + inst->alg.final = vmac_final; inst->alg.setkey = vmac_setkey; err = shash_register_instance(tmpl, inst); @@ -714,48 +673,20 @@ out_put_alg: return err; } -static int vmac_create(struct crypto_template *tmpl, struct rtattr **tb) -{ - return vmac_create_common(tmpl, tb, false); -} - -static int vmac64_create(struct crypto_template *tmpl, struct rtattr **tb) -{ - return vmac_create_common(tmpl, tb, true); -} - -static struct crypto_template vmac_tmpl = { - .name = "vmac", - .create = vmac_create, - .free = shash_free_instance, - .module = THIS_MODULE, -}; - static struct crypto_template vmac64_tmpl = { .name = "vmac64", - .create = vmac64_create, + .create = vmac_create, .free = shash_free_instance, .module = THIS_MODULE, }; static int __init vmac_module_init(void) { - int err; - - err = crypto_register_template(&vmac_tmpl); - if (err) - return err; - - err = crypto_register_template(&vmac64_tmpl); - if (err) - crypto_unregister_template(&vmac_tmpl); - - return err; + return crypto_register_template(&vmac64_tmpl); } static void __exit vmac_module_exit(void) { - crypto_unregister_template(&vmac_tmpl); crypto_unregister_template(&vmac64_tmpl); } @@ -764,5 +695,4 @@ module_exit(vmac_module_exit); MODULE_LICENSE("GPL"); MODULE_DESCRIPTION("VMAC hash algorithm"); -MODULE_ALIAS_CRYPTO("vmac"); MODULE_ALIAS_CRYPTO("vmac64"); |