From: Herbert Xu <herbert@gondor.apana.org.au>
Date: Sun, 6 Jan 2008 16:09:32 +1100
Subject: [crypto] ccm: added CCM mode
Message-id: E1JBNlM-0001Bl-00@gondolin.me.apana.org.au
O-Subject: [PATCH 17/32] [CRYPTO] ccm: Added CCM mode
Bugzilla: 253051
[CRYPTO] ccm: Added CCM mode
This patch adds Counter with CBC-MAC (CCM) support.
RFC 3610 and NIST Special Publication 800-38C were referenced.
Signed-off-by: Joy Latten <latten@austin.ibm.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Acked-by: "David S. Miller" <davem@redhat.com>
diff --git a/crypto/Kconfig b/crypto/Kconfig
index f3182a7..14c841f 100644
--- a/crypto/Kconfig
+++ b/crypto/Kconfig
@@ -187,6 +187,13 @@ config CRYPTO_CTR
CTR: Counter mode
This block cipher algorithm is required for IPSec.
+config CRYPTO_CCM
+ tristate "CCM support"
+ select CRYPTO_CTR
+ select CRYPTO_AEAD
+ help
+ Support for Counter with CBC MAC. Required for IPsec.
+
config CRYPTO_DES
tristate "DES and Triple DES EDE cipher algorithms"
depends on CRYPTO
diff --git a/crypto/Makefile b/crypto/Makefile
index 25714a9..eab5d3f 100644
--- a/crypto/Makefile
+++ b/crypto/Makefile
@@ -37,6 +37,7 @@ obj-$(CONFIG_CRYPTO_TGR192) += tgr192.o
obj-$(CONFIG_CRYPTO_ECB) += ecb.o
obj-$(CONFIG_CRYPTO_CBC) += cbc.o
obj-$(CONFIG_CRYPTO_CTR) += ctr.o
+obj-$(CONFIG_CRYPTO_CCM) += ccm.o
obj-$(CONFIG_CRYPTO_DES) += des.o
obj-$(CONFIG_CRYPTO_BLOWFISH) += blowfish.o
obj-$(CONFIG_CRYPTO_TWOFISH) += twofish.o
diff --git a/crypto/ccm.c b/crypto/ccm.c
new file mode 100644
index 0000000..010f9ab
--- /dev/null
+++ b/crypto/ccm.c
@@ -0,0 +1,885 @@
+/*
+ * CCM: Counter with CBC-MAC
+ *
+ * (C) Copyright IBM Corp. 2007 - Joy Latten <latten@us.ibm.com>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the Free
+ * Software Foundation; either version 2 of the License, or (at your option)
+ * any later version.
+ *
+ */
+
+#include <crypto/internal/aead.h>
+#include <crypto/internal/skcipher.h>
+#include <crypto/nscatterwalk.h>
+#include <linux/err.h>
+#include <linux/init.h>
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/slab.h>
+
+#include "ninternal.h"
+
+struct ccm_instance_ctx {
+ struct crypto_skcipher_spawn ctr;
+ char cipher[CRYPTO_MAX_ALG_NAME];
+};
+
+struct crypto_ccm_ctx {
+ struct crypto_cipher *cipher;
+ struct crypto_ablkcipher *ctr;
+};
+
+struct crypto_rfc4309_ctx {
+ struct crypto_aead *child;
+ u8 nonce[3];
+};
+
+struct crypto_ccm_req_priv_ctx {
+ u8 odata[16];
+ u8 idata[16];
+ u8 auth_tag[16];
+ u32 ilen;
+ u32 flags;
+ struct scatterlist src[2];
+ struct scatterlist dst[2];
+ struct ablkcipher_request abreq;
+};
+
+static inline struct crypto_ccm_req_priv_ctx *crypto_ccm_reqctx(
+ struct aead_request *req)
+{
+ unsigned long align = crypto_aead_alignmask(crypto_aead_reqtfm(req));
+
+ return (void *)PTR_ALIGN((u8 *)aead_request_ctx(req), align + 1);
+}
+
+static int set_msg_len(u8 *block, unsigned int msglen, int csize)
+{
+ __be32 data;
+
+ memset(block, 0, csize);
+ block += csize;
+
+ if (csize >= 4)
+ csize = 4;
+ else if (msglen > (1 << (8 * csize)))
+ return -EOVERFLOW;
+
+ data = cpu_to_be32(msglen);
+ memcpy(block - csize, (u8 *)&data + 4 - csize, csize);
+
+ return 0;
+}
+
+static int crypto_ccm_setkey(struct crypto_aead *aead, const u8 *key,
+ unsigned int keylen)
+{
+ struct crypto_ccm_ctx *ctx = crypto_aead_ctx(aead);
+ struct crypto_ablkcipher *ctr = ctx->ctr;
+ struct crypto_cipher *tfm = ctx->cipher;
+ int err = 0;
+
+ crypto_ablkcipher_clear_flags(ctr, CRYPTO_TFM_REQ_MASK);
+ crypto_ablkcipher_set_flags(ctr, crypto_aead_get_flags(aead) &
+ CRYPTO_TFM_REQ_MASK);
+ err = crypto_ablkcipher_setkey(ctr, key, keylen);
+ crypto_aead_set_flags(aead, crypto_ablkcipher_get_flags(ctr) &
+ CRYPTO_TFM_RES_MASK);
+ if (err)
+ goto out;
+
+ crypto_cipher_clear_flags(tfm, CRYPTO_TFM_REQ_MASK);
+ crypto_cipher_set_flags(tfm, crypto_aead_get_flags(aead) &
+ CRYPTO_TFM_REQ_MASK);
+ err = crypto_cipher_setkey(tfm, key, keylen);
+ crypto_aead_set_flags(aead, crypto_cipher_get_flags(tfm) &
+ CRYPTO_TFM_RES_MASK);
+
+out:
+ return err;
+}
+
+static int crypto_ccm_setauthsize(struct crypto_aead *tfm,
+ unsigned int authsize)
+{
+ switch (authsize) {
+ case 4:
+ case 6:
+ case 8:
+ case 10:
+ case 12:
+ case 14:
+ case 16:
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+static int format_input(u8 *info, struct aead_request *req,
+ unsigned int cryptlen)
+{
+ struct crypto_aead *aead = crypto_aead_reqtfm(req);
+ unsigned int lp = req->iv[0];
+ unsigned int l = lp + 1;
+ unsigned int m;
+
+ m = crypto_aead_authsize(aead);
+
+ memcpy(info, req->iv, 16);
+
+ /* format control info per RFC 3610 and
+ * NIST Special Publication 800-38C
+ */
+ *info |= (8 * ((m - 2) / 2));
+ if (req->assoclen)
+ *info |= 64;
+
+ return set_msg_len(info + 16 - l, cryptlen, l);
+}
+
+static int format_adata(u8 *adata, unsigned int a)
+{
+ int len = 0;
+
+ /* add control info for associated data
+ * RFC 3610 and NIST Special Publication 800-38C
+ */
+ if (a < 65280) {
+ *(__be16 *)adata = cpu_to_be16(a);
+ len = 2;
+ } else {
+ *(__be16 *)adata = cpu_to_be16(0xfffe);
+ *(__be32 *)&adata[2] = cpu_to_be32(a);
+ len = 6;
+ }
+
+ return len;
+}
+
+static void compute_mac(struct crypto_cipher *tfm, u8 *data, int n,
+ struct crypto_ccm_req_priv_ctx *pctx)
+{
+ unsigned int bs = 16;
+ u8 *odata = pctx->odata;
+ u8 *idata = pctx->idata;
+ int datalen, getlen;
+
+ datalen = n;
+
+ /* first time in here, block may be partially filled. */
+ getlen = bs - pctx->ilen;
+ if (datalen >= getlen) {
+ memcpy(idata + pctx->ilen, data, getlen);
+ crypto_xor(odata, idata, bs);
+ crypto_cipher_encrypt_one(tfm, odata, odata);
+ datalen -= getlen;
+ data += getlen;
+ pctx->ilen = 0;
+ }
+
+ /* now encrypt rest of data */
+ while (datalen >= bs) {
+ crypto_xor(odata, data, bs);
+ crypto_cipher_encrypt_one(tfm, odata, odata);
+
+ datalen -= bs;
+ data += bs;
+ }
+
+ /* check and see if there's leftover data that wasn't
+ * enough to fill a block.
+ */
+ if (datalen) {
+ memcpy(idata + pctx->ilen, data, datalen);
+ pctx->ilen += datalen;
+ }
+}
+
+static void get_data_to_compute(struct crypto_cipher *tfm,
+ struct crypto_ccm_req_priv_ctx *pctx,
+ struct scatterlist *sg, unsigned int len)
+{
+ struct nscatter_walk walk;
+ u8 *data_src;
+ int n;
+
+ nscatterwalk_start(&walk, sg);
+
+ while (len) {
+ n = nscatterwalk_clamp(&walk, len);
+ if (!n) {
+ nscatterwalk_start(&walk, scatterwalk_sg_next(walk.sg));
+ n = nscatterwalk_clamp(&walk, len);
+ }
+ data_src = nscatterwalk_map(&walk, 0);
+
+ compute_mac(tfm, data_src, n, pctx);
+ len -= n;
+
+ nscatterwalk_unmap(data_src, 0);
+ nscatterwalk_advance(&walk, n);
+ nscatterwalk_done(&walk, 0, len);
+ if (len)
+ ncrypto_yield(pctx->flags);
+ }
+
+ /* any leftover needs padding and then encrypted */
+ if (pctx->ilen) {
+ int padlen;
+ u8 *odata = pctx->odata;
+ u8 *idata = pctx->idata;
+
+ padlen = 16 - pctx->ilen;
+ memset(idata + pctx->ilen, 0, padlen);
+ crypto_xor(odata, idata, 16);
+ crypto_cipher_encrypt_one(tfm, odata, odata);
+ pctx->ilen = 0;
+ }
+}
+
+static int crypto_ccm_auth(struct aead_request *req, struct scatterlist *plain,
+ unsigned int cryptlen)
+{
+ struct crypto_aead *aead = crypto_aead_reqtfm(req);
+ struct crypto_ccm_ctx *ctx = crypto_aead_ctx(aead);
+ struct crypto_ccm_req_priv_ctx *pctx = crypto_ccm_reqctx(req);
+ struct crypto_cipher *cipher = ctx->cipher;
+ unsigned int assoclen = req->assoclen;
+ u8 *odata = pctx->odata;
+ u8 *idata = pctx->idata;
+ int err;
+
+ /* format control data for input */
+ err = format_input(odata, req, cryptlen);
+ if (err)
+ goto out;
+
+ /* encrypt first block to use as start in computing mac */
+ crypto_cipher_encrypt_one(cipher, odata, odata);
+
+ /* format associated data and compute into mac */
+ if (assoclen) {
+ pctx->ilen = format_adata(idata, assoclen);
+ get_data_to_compute(cipher, pctx, req->assoc, req->assoclen);
+ }
+
+ /* compute plaintext into mac */
+ get_data_to_compute(cipher, pctx, plain, cryptlen);
+
+out:
+ return err;
+}
+
+static void crypto_ccm_encrypt_done(struct crypto_async_request *areq, int err)
+{
+ struct aead_request *req = areq->data;
+ struct crypto_aead *aead = crypto_aead_reqtfm(req);
+ struct crypto_ccm_req_priv_ctx *pctx = crypto_ccm_reqctx(req);
+ u8 *odata = pctx->odata;
+
+ if (!err)
+ nscatterwalk_map_and_copy(odata, req->dst, req->cryptlen,
+ crypto_aead_authsize(aead), 1);
+ aead_request_complete(req, err);
+}
+
+static inline int crypto_ccm_check_iv(const u8 *iv)
+{
+ /* 2 <= L <= 8, so 1 <= L' <= 7. */
+ if (1 > iv[0] || iv[0] > 7)
+ return -EINVAL;
+
+ return 0;
+}
+
+static int crypto_ccm_encrypt(struct aead_request *req)
+{
+ struct crypto_aead *aead = crypto_aead_reqtfm(req);
+ struct crypto_ccm_ctx *ctx = crypto_aead_ctx(aead);
+ struct crypto_ccm_req_priv_ctx *pctx = crypto_ccm_reqctx(req);
+ struct ablkcipher_request *abreq = &pctx->abreq;
+ struct scatterlist *dst;
+ unsigned int cryptlen = req->cryptlen;
+ u8 *odata = pctx->odata;
+ u8 *iv = req->iv;
+ int err;
+
+ err = crypto_ccm_check_iv(iv);
+ if (err)
+ return err;
+
+ pctx->flags = aead_request_flags(req);
+
+ err = crypto_ccm_auth(req, req->src, cryptlen);
+ if (err)
+ return err;
+
+ /* Note: rfc 3610 and NIST 800-38C require counter of
+ * zero to encrypt auth tag.
+ */
+ memset(iv + 15 - iv[0], 0, iv[0] + 1);
+
+ sg_init_table(pctx->src, 2);
+ sg_set_buf(pctx->src, odata, 16);
+ scatterwalk_sg_chain(pctx->src, 2, req->src);
+
+ dst = pctx->src;
+ if (req->src != req->dst) {
+ sg_init_table(pctx->dst, 2);
+ sg_set_buf(pctx->dst, odata, 16);
+ scatterwalk_sg_chain(pctx->dst, 2, req->dst);
+ dst = pctx->dst;
+ }
+
+ ablkcipher_request_set_tfm(abreq, ctx->ctr);
+ ablkcipher_request_set_callback(abreq, pctx->flags,
+ crypto_ccm_encrypt_done, req);
+ ablkcipher_request_set_crypt(abreq, pctx->src, dst, cryptlen + 16, iv);
+ err = crypto_ablkcipher_encrypt(abreq);
+ if (err)
+ return err;
+
+ /* copy authtag to end of dst */
+ nscatterwalk_map_and_copy(odata, req->dst, cryptlen,
+ crypto_aead_authsize(aead), 1);
+ return err;
+}
+
+static void crypto_ccm_decrypt_done(struct crypto_async_request *areq,
+ int err)
+{
+ struct aead_request *req = areq->data;
+ struct crypto_ccm_req_priv_ctx *pctx = crypto_ccm_reqctx(req);
+ struct crypto_aead *aead = crypto_aead_reqtfm(req);
+ unsigned int authsize = crypto_aead_authsize(aead);
+ unsigned int cryptlen = req->cryptlen - authsize;
+
+ if (!err) {
+ err = crypto_ccm_auth(req, req->dst, cryptlen);
+ if (!err && memcmp(pctx->auth_tag, pctx->odata, authsize))
+ err = -EBADMSG;
+ }
+ aead_request_complete(req, err);
+}
+
+static int crypto_ccm_decrypt(struct aead_request *req)
+{
+ struct crypto_aead *aead = crypto_aead_reqtfm(req);
+ struct crypto_ccm_ctx *ctx = crypto_aead_ctx(aead);
+ struct crypto_ccm_req_priv_ctx *pctx = crypto_ccm_reqctx(req);
+ struct ablkcipher_request *abreq = &pctx->abreq;
+ struct scatterlist *dst;
+ unsigned int authsize = crypto_aead_authsize(aead);
+ unsigned int cryptlen = req->cryptlen;
+ u8 *authtag = pctx->auth_tag;
+ u8 *odata = pctx->odata;
+ u8 *iv = req->iv;
+ int err;
+
+ if (cryptlen < authsize)
+ return -EINVAL;
+ cryptlen -= authsize;
+
+ err = crypto_ccm_check_iv(iv);
+ if (err)
+ return err;
+
+ pctx->flags = aead_request_flags(req);
+
+ nscatterwalk_map_and_copy(authtag, req->src, cryptlen, authsize, 0);
+
+ memset(iv + 15 - iv[0], 0, iv[0] + 1);
+
+ sg_init_table(pctx->src, 2);
+ sg_set_buf(pctx->src, authtag, 16);
+ scatterwalk_sg_chain(pctx->src, 2, req->src);
+
+ dst = pctx->src;
+ if (req->src != req->dst) {
+ sg_init_table(pctx->dst, 2);
+ sg_set_buf(pctx->dst, authtag, 16);
+ scatterwalk_sg_chain(pctx->dst, 2, req->dst);
+ dst = pctx->dst;
+ }
+
+ ablkcipher_request_set_tfm(abreq, ctx->ctr);
+ ablkcipher_request_set_callback(abreq, pctx->flags,
+ crypto_ccm_decrypt_done, req);
+ ablkcipher_request_set_crypt(abreq, pctx->src, dst, cryptlen + 16, iv);
+ err = crypto_ablkcipher_decrypt(abreq);
+ if (err)
+ return err;
+
+ err = crypto_ccm_auth(req, req->dst, cryptlen);
+ if (err)
+ return err;
+
+ /* verify */
+ if (memcmp(authtag, odata, authsize))
+ return -EBADMSG;
+
+ return err;
+}
+
+static int crypto_ccm_init_tfm(struct ncrypto_tfm *tfm)
+{
+ struct crypto_instance *inst = (void *)tfm->__crt_alg;
+ struct ccm_instance_ctx *ictx = crypto_instance_ctx(inst);
+ struct crypto_ccm_ctx *ctx = ncrypto_tfm_ctx(tfm);
+ struct crypto_cipher *cipher;
+ struct crypto_ablkcipher *ctr;
+ unsigned long align;
+ int err;
+
+ cipher = crypto_spawn_cipher(ictx->cipher);
+ if (IS_ERR(cipher))
+ return PTR_ERR(cipher);
+
+ ctr = crypto_spawn_skcipher(&ictx->ctr);
+ err = PTR_ERR(ctr);
+ if (IS_ERR(ctr))
+ goto err_free_cipher;
+
+ ctx->cipher = cipher;
+ ctx->ctr = ctr;
+
+ align = ncrypto_tfm_alg_alignmask(tfm);
+ align &= ~(ncrypto_tfm_ctx_alignment() - 1);
+ tfm->crt_aead.reqsize = align +
+ sizeof(struct crypto_ccm_req_priv_ctx) +
+ crypto_ablkcipher_reqsize(ctr);
+
+ return 0;
+
+err_free_cipher:
+ crypto_free_cipher(cipher);
+ return err;
+}
+
+static void crypto_ccm_exit_tfm(struct ncrypto_tfm *tfm)
+{
+ struct crypto_ccm_ctx *ctx = ncrypto_tfm_ctx(tfm);
+
+ crypto_free_cipher(ctx->cipher);
+ crypto_free_ablkcipher(ctx->ctr);
+}
+
+static struct crypto_instance *crypto_ccm_alloc_common(struct rtattr **tb,
+ const char *full_name,
+ const char *ctr_name,
+ const char *cipher_name)
+{
+ struct crypto_attr_type *algt;
+ struct crypto_instance *inst;
+ struct ncrypto_alg *ctr;
+ struct crypto_alg *cipher;
+ struct crypto_cipher *tfm;
+ struct ccm_instance_ctx *ictx;
+ int err;
+
+ algt = crypto_get_attr_type(tb);
+ err = PTR_ERR(algt);
+ if (IS_ERR(algt))
+ return ERR_PTR(err);
+
+ if ((algt->type ^ NCRYPTO_ALG_TYPE_AEAD) & algt->mask)
+ return ERR_PTR(-EINVAL);
+
+ tfm = crypto_alloc_cipher(cipher_name, 0, 0);
+ err = PTR_ERR(tfm);
+ if (IS_ERR(tfm))
+ return ERR_PTR(err);
+
+ cipher = crypto_cipher_tfm(tfm)->__crt_alg;
+
+ err = -EINVAL;
+ if (cipher->cra_blocksize != 16)
+ goto out_put_cipher;
+
+ inst = kzalloc(sizeof(*inst) + sizeof(*ictx), GFP_KERNEL);
+ err = -ENOMEM;
+ if (!inst)
+ goto out_put_cipher;
+
+ ictx = crypto_instance_ctx(inst);
+
+ memcpy(ictx->cipher, cipher->cra_driver_name, CRYPTO_MAX_ALG_NAME);
+
+ crypto_set_skcipher_spawn(&ictx->ctr, inst);
+ err = crypto_grab_skcipher(&ictx->ctr, ctr_name, 0,
+ crypto_requires_sync(algt->type,
+ algt->mask));
+ if (err)
+ goto err_free_inst;
+
+ ctr = crypto_skcipher_spawn_alg(&ictx->ctr);
+
+ /* Not a stream cipher? */
+ err = -EINVAL;
+ if (ctr->cra_blocksize != 1)
+ goto err_drop_ctr;
+
+ /* We want the real thing! */
+ if (ctr->cra_ablkcipher.ivsize != 16)
+ goto err_drop_ctr;
+
+ err = -ENAMETOOLONG;
+ if (snprintf(inst->alg.cra_driver_name, CRYPTO_MAX_ALG_NAME,
+ "ccm_base(%s,%s)", ctr->cra_driver_name,
+ cipher->cra_driver_name) >= CRYPTO_MAX_ALG_NAME)
+ goto err_drop_ctr;
+
+ memcpy(inst->alg.cra_name, full_name, CRYPTO_MAX_ALG_NAME);
+
+ inst->alg.cra_flags = NCRYPTO_ALG_TYPE_AEAD;
+ inst->alg.cra_flags |= ctr->cra_flags & NCRYPTO_ALG_ASYNC;
+ inst->alg.cra_priority = cipher->cra_priority + ctr->cra_priority;
+ inst->alg.cra_blocksize = 1;
+ inst->alg.cra_alignmask = cipher->cra_alignmask | ctr->cra_alignmask |
+ (__alignof__(u32) - 1);
+ inst->alg.cra_type = &crypto_aead_type;
+ inst->alg.cra_aead.ivsize = 16;
+ inst->alg.cra_aead.maxauthsize = 16;
+ inst->alg.cra_ctxsize = sizeof(struct crypto_ccm_ctx);
+ inst->alg.cra_init = crypto_ccm_init_tfm;
+ inst->alg.cra_exit = crypto_ccm_exit_tfm;
+ inst->alg.cra_aead.setkey = crypto_ccm_setkey;
+ inst->alg.cra_aead.setauthsize = crypto_ccm_setauthsize;
+ inst->alg.cra_aead.encrypt = crypto_ccm_encrypt;
+ inst->alg.cra_aead.decrypt = crypto_ccm_decrypt;
+
+out:
+ crypto_free_cipher(tfm);
+ return inst;
+
+err_drop_ctr:
+ crypto_drop_skcipher(&ictx->ctr);
+err_free_inst:
+ kfree(inst);
+out_put_cipher:
+ inst = ERR_PTR(err);
+ goto out;
+}
+
+static struct crypto_instance *crypto_ccm_alloc(struct rtattr **tb)
+{
+ int err;
+ const char *cipher_name;
+ char ctr_name[CRYPTO_MAX_ALG_NAME];
+ char full_name[CRYPTO_MAX_ALG_NAME];
+
+ cipher_name = crypto_attr_alg_name(tb[1]);
+ err = PTR_ERR(cipher_name);
+ if (IS_ERR(cipher_name))
+ return ERR_PTR(err);
+
+ if (snprintf(ctr_name, CRYPTO_MAX_ALG_NAME, "ctr(%s)",
+ cipher_name) >= CRYPTO_MAX_ALG_NAME)
+ return ERR_PTR(-ENAMETOOLONG);
+
+ if (snprintf(full_name, CRYPTO_MAX_ALG_NAME, "ccm(%s)", cipher_name) >=
+ CRYPTO_MAX_ALG_NAME)
+ return ERR_PTR(-ENAMETOOLONG);
+
+ return crypto_ccm_alloc_common(tb, full_name, ctr_name, cipher_name);
+}
+
+static void crypto_ccm_free(struct crypto_instance *inst)
+{
+ struct ccm_instance_ctx *ctx = crypto_instance_ctx(inst);
+
+ crypto_drop_skcipher(&ctx->ctr);
+ kfree(inst);
+}
+
+static struct crypto_template crypto_ccm_tmpl = {
+ .name = "ccm",
+ .alloc = crypto_ccm_alloc,
+ .free = crypto_ccm_free,
+ .module = THIS_MODULE,
+};
+
+static struct crypto_instance *crypto_ccm_base_alloc(struct rtattr **tb)
+{
+ int err;
+ const char *ctr_name;
+ const char *cipher_name;
+ char full_name[CRYPTO_MAX_ALG_NAME];
+
+ ctr_name = crypto_attr_alg_name(tb[1]);
+ err = PTR_ERR(ctr_name);
+ if (IS_ERR(ctr_name))
+ return ERR_PTR(err);
+
+ cipher_name = crypto_attr_alg_name(tb[2]);
+ err = PTR_ERR(cipher_name);
+ if (IS_ERR(cipher_name))
+ return ERR_PTR(err);
+
+ if (snprintf(full_name, CRYPTO_MAX_ALG_NAME, "ccm_base(%s,%s)",
+ ctr_name, cipher_name) >= CRYPTO_MAX_ALG_NAME)
+ return ERR_PTR(-ENAMETOOLONG);
+
+ return crypto_ccm_alloc_common(tb, full_name, ctr_name, cipher_name);
+}
+
+static struct crypto_template crypto_ccm_base_tmpl = {
+ .name = "ccm_base",
+ .alloc = crypto_ccm_base_alloc,
+ .free = crypto_ccm_free,
+ .module = THIS_MODULE,
+};
+
+static int crypto_rfc4309_setkey(struct crypto_aead *parent, const u8 *key,
+ unsigned int keylen)
+{
+ struct crypto_rfc4309_ctx *ctx = crypto_aead_ctx(parent);
+ struct crypto_aead *child = ctx->child;
+ int err;
+
+ if (keylen < 3)
+ return -EINVAL;
+
+ keylen -= 3;
+ memcpy(ctx->nonce, key + keylen, 3);
+
+ crypto_aead_clear_flags(child, CRYPTO_TFM_REQ_MASK);
+ crypto_aead_set_flags(child, crypto_aead_get_flags(parent) &
+ CRYPTO_TFM_REQ_MASK);
+ err = crypto_aead_setkey(child, key, keylen);
+ crypto_aead_set_flags(parent, crypto_aead_get_flags(child) &
+ CRYPTO_TFM_RES_MASK);
+
+ return err;
+}
+
+static int crypto_rfc4309_setauthsize(struct crypto_aead *parent,
+ unsigned int authsize)
+{
+ struct crypto_rfc4309_ctx *ctx = crypto_aead_ctx(parent);
+
+ switch (authsize) {
+ case 8:
+ case 12:
+ case 16:
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ return crypto_aead_setauthsize(ctx->child, authsize);
+}
+
+static struct aead_request *crypto_rfc4309_crypt(struct aead_request *req)
+{
+ struct aead_request *subreq = aead_request_ctx(req);
+ struct crypto_aead *aead = crypto_aead_reqtfm(req);
+ struct crypto_rfc4309_ctx *ctx = crypto_aead_ctx(aead);
+ struct crypto_aead *child = ctx->child;
+ u8 *iv = PTR_ALIGN((u8 *)(subreq + 1) + crypto_aead_reqsize(child),
+ crypto_aead_alignmask(child) + 1);
+
+ /* L' */
+ iv[0] = 3;
+
+ memcpy(iv + 1, ctx->nonce, 3);
+ memcpy(iv + 4, req->iv, 8);
+
+ aead_request_set_tfm(subreq, child);
+ aead_request_set_callback(subreq, req->base.flags, req->base.complete,
+ req->base.data);
+ aead_request_set_crypt(subreq, req->src, req->dst, req->cryptlen, iv);
+ aead_request_set_assoc(subreq, req->assoc, req->assoclen);
+
+ return subreq;
+}
+
+static int crypto_rfc4309_encrypt(struct aead_request *req)
+{
+ req = crypto_rfc4309_crypt(req);
+
+ return crypto_aead_encrypt(req);
+}
+
+static int crypto_rfc4309_decrypt(struct aead_request *req)
+{
+ req = crypto_rfc4309_crypt(req);
+
+ return crypto_aead_decrypt(req);
+}
+
+static int crypto_rfc4309_init_tfm(struct ncrypto_tfm *tfm)
+{
+ struct crypto_instance *inst = (void *)tfm->__crt_alg;
+ struct crypto_aead_spawn *spawn = crypto_instance_ctx(inst);
+ struct crypto_rfc4309_ctx *ctx = ncrypto_tfm_ctx(tfm);
+ struct crypto_aead *aead;
+ unsigned long align;
+
+ aead = crypto_spawn_aead(spawn);
+ if (IS_ERR(aead))
+ return PTR_ERR(aead);
+
+ ctx->child = aead;
+
+ align = crypto_aead_alignmask(aead);
+ align &= ~(ncrypto_tfm_ctx_alignment() - 1);
+ tfm->crt_aead.reqsize = sizeof(struct aead_request) +
+ ALIGN(crypto_aead_reqsize(aead),
+ ncrypto_tfm_ctx_alignment()) +
+ align + 16;
+
+ return 0;
+}
+
+static void crypto_rfc4309_exit_tfm(struct ncrypto_tfm *tfm)
+{
+ struct crypto_rfc4309_ctx *ctx = ncrypto_tfm_ctx(tfm);
+
+ crypto_free_aead(ctx->child);
+}
+
+static struct crypto_instance *crypto_rfc4309_alloc(struct rtattr **tb)
+{
+ struct crypto_attr_type *algt;
+ struct crypto_instance *inst;
+ struct crypto_aead_spawn *spawn;
+ struct ncrypto_alg *alg;
+ const char *ccm_name;
+ int err;
+
+ algt = crypto_get_attr_type(tb);
+ err = PTR_ERR(algt);
+ if (IS_ERR(algt))
+ return ERR_PTR(err);
+
+ if ((algt->type ^ NCRYPTO_ALG_TYPE_AEAD) & algt->mask)
+ return ERR_PTR(-EINVAL);
+
+ ccm_name = crypto_attr_alg_name(tb[1]);
+ err = PTR_ERR(ccm_name);
+ if (IS_ERR(ccm_name))
+ return ERR_PTR(err);
+
+ inst = kzalloc(sizeof(*inst) + sizeof(*spawn), GFP_KERNEL);
+ if (!inst)
+ return ERR_PTR(-ENOMEM);
+
+ spawn = crypto_instance_ctx(inst);
+ crypto_set_aead_spawn(spawn, inst);
+ err = crypto_grab_aead(spawn, ccm_name, 0,
+ crypto_requires_sync(algt->type, algt->mask));
+ if (err)
+ goto out_free_inst;
+
+ alg = crypto_aead_spawn_alg(spawn);
+
+ err = -EINVAL;
+
+ /* We only support 16-byte blocks. */
+ if (alg->cra_aead.ivsize != 16)
+ goto out_drop_alg;
+
+ /* Not a stream cipher? */
+ if (alg->cra_blocksize != 1)
+ goto out_drop_alg;
+
+ err = -ENAMETOOLONG;
+ if (snprintf(inst->alg.cra_name, CRYPTO_MAX_ALG_NAME,
+ "rfc4309(%s)", alg->cra_name) >= CRYPTO_MAX_ALG_NAME ||
+ snprintf(inst->alg.cra_driver_name, CRYPTO_MAX_ALG_NAME,
+ "rfc4309(%s)", alg->cra_driver_name) >=
+ CRYPTO_MAX_ALG_NAME)
+ goto out_drop_alg;
+
+ inst->alg.cra_flags = NCRYPTO_ALG_TYPE_AEAD;
+ inst->alg.cra_flags |= alg->cra_flags & NCRYPTO_ALG_ASYNC;
+ inst->alg.cra_priority = alg->cra_priority;
+ inst->alg.cra_blocksize = 1;
+ inst->alg.cra_alignmask = alg->cra_alignmask;
+ inst->alg.cra_type = &crypto_nivaead_type;
+
+ inst->alg.cra_aead.ivsize = 8;
+ inst->alg.cra_aead.maxauthsize = 16;
+
+ inst->alg.cra_ctxsize = sizeof(struct crypto_rfc4309_ctx);
+
+ inst->alg.cra_init = crypto_rfc4309_init_tfm;
+ inst->alg.cra_exit = crypto_rfc4309_exit_tfm;
+
+ inst->alg.cra_aead.setkey = crypto_rfc4309_setkey;
+ inst->alg.cra_aead.setauthsize = crypto_rfc4309_setauthsize;
+ inst->alg.cra_aead.encrypt = crypto_rfc4309_encrypt;
+ inst->alg.cra_aead.decrypt = crypto_rfc4309_decrypt;
+
+ inst->alg.cra_aead.geniv = "seqiv";
+
+out:
+ return inst;
+
+out_drop_alg:
+ crypto_drop_aead(spawn);
+out_free_inst:
+ kfree(inst);
+ inst = ERR_PTR(err);
+ goto out;
+}
+
+static void crypto_rfc4309_free(struct crypto_instance *inst)
+{
+ crypto_drop_spawn(crypto_instance_ctx(inst));
+ kfree(inst);
+}
+
+static struct crypto_template crypto_rfc4309_tmpl = {
+ .name = "rfc4309",
+ .alloc = crypto_rfc4309_alloc,
+ .free = crypto_rfc4309_free,
+ .module = THIS_MODULE,
+};
+
+static int __init crypto_ccm_module_init(void)
+{
+ int err;
+
+ err = crypto_register_template(&crypto_ccm_base_tmpl);
+ if (err)
+ goto out;
+
+ err = crypto_register_template(&crypto_ccm_tmpl);
+ if (err)
+ goto out_undo_base;
+
+ err = crypto_register_template(&crypto_rfc4309_tmpl);
+ if (err)
+ goto out_undo_ccm;
+
+out:
+ return err;
+
+out_undo_ccm:
+ crypto_unregister_template(&crypto_ccm_tmpl);
+out_undo_base:
+ crypto_unregister_template(&crypto_ccm_base_tmpl);
+ goto out;
+}
+
+static void __exit crypto_ccm_module_exit(void)
+{
+ crypto_unregister_template(&crypto_rfc4309_tmpl);
+ crypto_unregister_template(&crypto_ccm_tmpl);
+ crypto_unregister_template(&crypto_ccm_base_tmpl);
+}
+
+module_init(crypto_ccm_module_init);
+module_exit(crypto_ccm_module_exit);
+
+MODULE_LICENSE("GPL");
+MODULE_DESCRIPTION("Counter with CBC MAC");
+MODULE_ALIAS("ccm_base");
+MODULE_ALIAS("rfc4309");
diff --git a/crypto/tcrypt.c b/crypto/tcrypt.c
index 4ba4134..59518b7 100644
--- a/crypto/tcrypt.c
+++ b/crypto/tcrypt.c
@@ -1258,6 +1258,10 @@ static void do_test(void)
AES_CTR_ENC_TEST_VECTORS);
test_cipher("rfc3686(ctr(aes))", DECRYPT, aes_ctr_dec_tv_template,
AES_CTR_DEC_TEST_VECTORS);
+ test_aead("ccm(aes)", ENCRYPT, aes_ccm_enc_tv_template,
+ AES_CCM_ENC_TEST_VECTORS);
+ test_aead("ccm(aes)", DECRYPT, aes_ccm_dec_tv_template,
+ AES_CCM_DEC_TEST_VECTORS);
//CAST5
test_cipher("ecb(cast5)", ENCRYPT, cast5_enc_tv_template,
@@ -1522,6 +1526,13 @@ static void do_test(void)
XETA_DEC_TEST_VECTORS);
break;
+ case 37:
+ test_aead("ccm(aes)", ENCRYPT, aes_ccm_enc_tv_template,
+ AES_CCM_ENC_TEST_VECTORS);
+ test_aead("ccm(aes)", DECRYPT, aes_ccm_dec_tv_template,
+ AES_CCM_DEC_TEST_VECTORS);
+ break;
+
case 100:
test_nhash("hmac(md5)", hmac_md5_tv_template,
HMAC_MD5_TEST_VECTORS);
diff --git a/crypto/tcrypt.h b/crypto/tcrypt.h
index f7eb71e..bba71f0 100644
--- a/crypto/tcrypt.h
+++ b/crypto/tcrypt.h
@@ -1853,6 +1853,8 @@ static struct cipher_testvec cast6_dec_tv_template[] = {
#define AES_CBC_DEC_TEST_VECTORS 2
#define AES_CTR_ENC_TEST_VECTORS 7
#define AES_CTR_DEC_TEST_VECTORS 6
+#define AES_CCM_ENC_TEST_VECTORS 7
+#define AES_CCM_DEC_TEST_VECTORS 7
static struct cipher_testvec aes_enc_tv_template[] = {
{ /* From FIPS-197 */
@@ -3217,6 +3219,264 @@ static struct cipher_testvec aes_ctr_dec_tv_template[] = {
},
};
+static struct aead_testvec aes_ccm_enc_tv_template[] = {
+ { /* From RFC 3610 */
+ .key = { 0xc0, 0xc1, 0xc2, 0xc3, 0xc4, 0xc5, 0xc6, 0xc7,
+ 0xc8, 0xc9, 0xca, 0xcb, 0xcc, 0xcd, 0xce, 0xcf },
+ .klen = 16,
+ .iv = { 0x01, 0x00, 0x00, 0x00, 0x03, 0x02, 0x01, 0x00,
+ 0xa0, 0xa1, 0xa2, 0xa3, 0xa4, 0xa5, 0x00, 0x00 },
+ .assoc = { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07 },
+ .alen = 8,
+ .input = { 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f,
+ 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17,
+ 0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e },
+ .ilen = 23,
+ .result = { 0x58, 0x8c, 0x97, 0x9a, 0x61, 0xc6, 0x63, 0xd2,
+ 0xf0, 0x66, 0xd0, 0xc2, 0xc0, 0xf9, 0x89, 0x80,
+ 0x6d, 0x5f, 0x6b, 0x61, 0xda, 0xc3, 0x84, 0x17,
+ 0xe8, 0xd1, 0x2c, 0xfd, 0xf9, 0x26, 0xe0 },
+ .rlen = 31,
+ }, {
+ .key = { 0xc0, 0xc1, 0xc2, 0xc3, 0xc4, 0xc5, 0xc6, 0xc7,
+ 0xc8, 0xc9, 0xca, 0xcb, 0xcc, 0xcd, 0xce, 0xcf },
+ .klen = 16,
+ .iv = { 0x01, 0x00, 0x00, 0x00, 0x07, 0x06, 0x05, 0x04,
+ 0xa0, 0xa1, 0xa2, 0xa3, 0xa4, 0xa5, 0x00, 0x00 },
+ .assoc = { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
+ 0x08, 0x09, 0x0a, 0x0b },
+ .alen = 12,
+ .input = { 0x0c, 0x0d, 0x0e, 0x0f, 0x10, 0x11, 0x12, 0x13,
+ 0x14, 0x15, 0x16, 0x17, 0x18, 0x19, 0x1a, 0x1b,
+ 0x1c, 0x1d, 0x1e, 0x1f },
+ .ilen = 20,
+ .result = { 0xdc, 0xf1, 0xfb, 0x7b, 0x5d, 0x9e, 0x23, 0xfb,
+ 0x9d, 0x4e, 0x13, 0x12, 0x53, 0x65, 0x8a, 0xd8,
+ 0x6e, 0xbd, 0xca, 0x3e, 0x51, 0xe8, 0x3f, 0x07,
+ 0x7d, 0x9c, 0x2d, 0x93 },
+ .rlen = 28,
+ }, {
+ .key = { 0xc0, 0xc1, 0xc2, 0xc3, 0xc4, 0xc5, 0xc6, 0xc7,
+ 0xc8, 0xc9, 0xca, 0xcb, 0xcc, 0xcd, 0xce, 0xcf },
+ .klen = 16,
+ .iv = { 0x01, 0x00, 0x00, 0x00, 0x0b, 0x0a, 0x09, 0x08,
+ 0xa0, 0xa1, 0xa2, 0xa3, 0xa4, 0xa5, 0x00, 0x00 },
+ .assoc = { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07 },
+ .alen = 8,
+ .input = { 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f,
+ 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17,
+ 0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f,
+ 0x20 },
+ .ilen = 25,
+ .result = { 0x82, 0x53, 0x1a, 0x60, 0xcc, 0x24, 0x94, 0x5a,
+ 0x4b, 0x82, 0x79, 0x18, 0x1a, 0xb5, 0xc8, 0x4d,
+ 0xf2, 0x1c, 0xe7, 0xf9, 0xb7, 0x3f, 0x42, 0xe1,
+ 0x97, 0xea, 0x9c, 0x07, 0xe5, 0x6b, 0x5e, 0xb1,
+ 0x7e, 0x5f, 0x4e },
+ .rlen = 35,
+ }, {
+ .key = { 0xc0, 0xc1, 0xc2, 0xc3, 0xc4, 0xc5, 0xc6, 0xc7,
+ 0xc8, 0xc9, 0xca, 0xcb, 0xcc, 0xcd, 0xce, 0xcf },
+ .klen = 16,
+ .iv = { 0x01, 0x00, 0x00, 0x00, 0x0c, 0x0b, 0x0a, 0x09,
+ 0xa0, 0xa1, 0xa2, 0xa3, 0xa4, 0xa5, 0x00, 0x00 },
+ .assoc = { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
+ 0x08, 0x09, 0x0a, 0x0b },
+ .alen = 12,
+ .input = { 0x0c, 0x0d, 0x0e, 0x0f, 0x10, 0x11, 0x12, 0x13,
+ 0x14, 0x15, 0x16, 0x17, 0x18, 0x19, 0x1a, 0x1b,
+ 0x1c, 0x1d, 0x1e },
+ .ilen = 19,
+ .result = { 0x07, 0x34, 0x25, 0x94, 0x15, 0x77, 0x85, 0x15,
+ 0x2b, 0x07, 0x40, 0x98, 0x33, 0x0a, 0xbb, 0x14,
+ 0x1b, 0x94, 0x7b, 0x56, 0x6a, 0xa9, 0x40, 0x6b,
+ 0x4d, 0x99, 0x99, 0x88, 0xdd },
+ .rlen = 29,
+ }, {
+ .key = { 0xd7, 0x82, 0x8d, 0x13, 0xb2, 0xb0, 0xbd, 0xc3,
+ 0x25, 0xa7, 0x62, 0x36, 0xdf, 0x93, 0xcc, 0x6b },
+ .klen = 16,
+ .iv = { 0x01, 0x00, 0x33, 0x56, 0x8e, 0xf7, 0xb2, 0x63,
+ 0x3c, 0x96, 0x96, 0x76, 0x6c, 0xfa, 0x00, 0x00 },
+ .assoc = { 0x63, 0x01, 0x8f, 0x76, 0xdc, 0x8a, 0x1b, 0xcb },
+ .alen = 8,
+ .input = { 0x90, 0x20, 0xea, 0x6f, 0x91, 0xbd, 0xd8, 0x5a,
+ 0xfa, 0x00, 0x39, 0xba, 0x4b, 0xaf, 0xf9, 0xbf,
+ 0xb7, 0x9c, 0x70, 0x28, 0x94, 0x9c, 0xd0, 0xec },
+ .ilen = 24,
+ .result = { 0x4c, 0xcb, 0x1e, 0x7c, 0xa9, 0x81, 0xbe, 0xfa,
+ 0xa0, 0x72, 0x6c, 0x55, 0xd3, 0x78, 0x06, 0x12,
+ 0x98, 0xc8, 0x5c, 0x92, 0x81, 0x4a, 0xbc, 0x33,
+ 0xc5, 0x2e, 0xe8, 0x1d, 0x7d, 0x77, 0xc0, 0x8a },
+ .rlen = 32,
+ }, {
+ .key = { 0xd7, 0x82, 0x8d, 0x13, 0xb2, 0xb0, 0xbd, 0xc3,
+ 0x25, 0xa7, 0x62, 0x36, 0xdf, 0x93, 0xcc, 0x6b },
+ .klen = 16,
+ .iv = { 0x01, 0x00, 0xd5, 0x60, 0x91, 0x2d, 0x3f, 0x70,
+ 0x3c, 0x96, 0x96, 0x76, 0x6c, 0xfa, 0x00, 0x00 },
+ .assoc = { 0xcd, 0x90, 0x44, 0xd2, 0xb7, 0x1f, 0xdb, 0x81,
+ 0x20, 0xea, 0x60, 0xc0 },
+ .alen = 12,
+ .input = { 0x64, 0x35, 0xac, 0xba, 0xfb, 0x11, 0xa8, 0x2e,
+ 0x2f, 0x07, 0x1d, 0x7c, 0xa4, 0xa5, 0xeb, 0xd9,
+ 0x3a, 0x80, 0x3b, 0xa8, 0x7f },
+ .ilen = 21,
+ .result = { 0x00, 0x97, 0x69, 0xec, 0xab, 0xdf, 0x48, 0x62,
+ 0x55, 0x94, 0xc5, 0x92, 0x51, 0xe6, 0x03, 0x57,
+ 0x22, 0x67, 0x5e, 0x04, 0xc8, 0x47, 0x09, 0x9e,
+ 0x5a, 0xe0, 0x70, 0x45, 0x51 },
+ .rlen = 29,
+ }, {
+ .key = { 0xd7, 0x82, 0x8d, 0x13, 0xb2, 0xb0, 0xbd, 0xc3,
+ 0x25, 0xa7, 0x62, 0x36, 0xdf, 0x93, 0xcc, 0x6b },
+ .klen = 16,
+ .iv = { 0x01, 0x00, 0x42, 0xff, 0xf8, 0xf1, 0x95, 0x1c,
+ 0x3c, 0x96, 0x96, 0x76, 0x6c, 0xfa, 0x00, 0x00 },
+ .assoc = { 0xd8, 0x5b, 0xc7, 0xe6, 0x9f, 0x94, 0x4f, 0xb8 },
+ .alen = 8,
+ .input = { 0x8a, 0x19, 0xb9, 0x50, 0xbc, 0xf7, 0x1a, 0x01,
+ 0x8e, 0x5e, 0x67, 0x01, 0xc9, 0x17, 0x87, 0x65,
+ 0x98, 0x09, 0xd6, 0x7d, 0xbe, 0xdd, 0x18 },
+ .ilen = 23,
+ .result = { 0xbc, 0x21, 0x8d, 0xaa, 0x94, 0x74, 0x27, 0xb6,
+ 0xdb, 0x38, 0x6a, 0x99, 0xac, 0x1a, 0xef, 0x23,
+ 0xad, 0xe0, 0xb5, 0x29, 0x39, 0xcb, 0x6a, 0x63,
+ 0x7c, 0xf9, 0xbe, 0xc2, 0x40, 0x88, 0x97, 0xc6,
+ 0xba },
+ .rlen = 33,
+ },
+};
+
+static struct aead_testvec aes_ccm_dec_tv_template[] = {
+ { /* From RFC 3610 */
+ .key = { 0xc0, 0xc1, 0xc2, 0xc3, 0xc4, 0xc5, 0xc6, 0xc7,
+ 0xc8, 0xc9, 0xca, 0xcb, 0xcc, 0xcd, 0xce, 0xcf },
+ .klen = 16,
+ .iv = { 0x01, 0x00, 0x00, 0x00, 0x03, 0x02, 0x01, 0x00,
+ 0xa0, 0xa1, 0xa2, 0xa3, 0xa4, 0xa5, 0x00, 0x00 },
+ .assoc = { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07 },
+ .alen = 8,
+ .input = { 0x58, 0x8c, 0x97, 0x9a, 0x61, 0xc6, 0x63, 0xd2,
+ 0xf0, 0x66, 0xd0, 0xc2, 0xc0, 0xf9, 0x89, 0x80,
+ 0x6d, 0x5f, 0x6b, 0x61, 0xda, 0xc3, 0x84, 0x17,
+ 0xe8, 0xd1, 0x2c, 0xfd, 0xf9, 0x26, 0xe0 },
+ .ilen = 31,
+ .result = { 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f,
+ 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17,
+ 0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e },
+ .rlen = 23,
+ }, {
+ .key = { 0xc0, 0xc1, 0xc2, 0xc3, 0xc4, 0xc5, 0xc6, 0xc7,
+ 0xc8, 0xc9, 0xca, 0xcb, 0xcc, 0xcd, 0xce, 0xcf },
+ .klen = 16,
+ .iv = { 0x01, 0x00, 0x00, 0x00, 0x07, 0x06, 0x05, 0x04,
+ 0xa0, 0xa1, 0xa2, 0xa3, 0xa4, 0xa5, 0x00, 0x00 },
+ .assoc = { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
+ 0x08, 0x09, 0x0a, 0x0b },
+ .alen = 12,
+ .input = { 0xdc, 0xf1, 0xfb, 0x7b, 0x5d, 0x9e, 0x23, 0xfb,
+ 0x9d, 0x4e, 0x13, 0x12, 0x53, 0x65, 0x8a, 0xd8,
+ 0x6e, 0xbd, 0xca, 0x3e, 0x51, 0xe8, 0x3f, 0x07,
+ 0x7d, 0x9c, 0x2d, 0x93 },
+ .ilen = 28,
+ .result = { 0x0c, 0x0d, 0x0e, 0x0f, 0x10, 0x11, 0x12, 0x13,
+ 0x14, 0x15, 0x16, 0x17, 0x18, 0x19, 0x1a, 0x1b,
+ 0x1c, 0x1d, 0x1e, 0x1f },
+ .rlen = 20,
+ }, {
+ .key = { 0xc0, 0xc1, 0xc2, 0xc3, 0xc4, 0xc5, 0xc6, 0xc7,
+ 0xc8, 0xc9, 0xca, 0xcb, 0xcc, 0xcd, 0xce, 0xcf },
+ .klen = 16,
+ .iv = { 0x01, 0x00, 0x00, 0x00, 0x0b, 0x0a, 0x09, 0x08,
+ 0xa0, 0xa1, 0xa2, 0xa3, 0xa4, 0xa5, 0x00, 0x00 },
+ .assoc = { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07 },
+ .alen = 8,
+ .input = { 0x82, 0x53, 0x1a, 0x60, 0xcc, 0x24, 0x94, 0x5a,
+ 0x4b, 0x82, 0x79, 0x18, 0x1a, 0xb5, 0xc8, 0x4d,
+ 0xf2, 0x1c, 0xe7, 0xf9, 0xb7, 0x3f, 0x42, 0xe1,
+ 0x97, 0xea, 0x9c, 0x07, 0xe5, 0x6b, 0x5e, 0xb1,
+ 0x7e, 0x5f, 0x4e },
+ .ilen = 35,
+ .result = { 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f,
+ 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17,
+ 0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f,
+ 0x20 },
+ .rlen = 25,
+ }, {
+ .key = { 0xc0, 0xc1, 0xc2, 0xc3, 0xc4, 0xc5, 0xc6, 0xc7,
+ 0xc8, 0xc9, 0xca, 0xcb, 0xcc, 0xcd, 0xce, 0xcf },
+ .klen = 16,
+ .iv = { 0x01, 0x00, 0x00, 0x00, 0x0c, 0x0b, 0x0a, 0x09,
+ 0xa0, 0xa1, 0xa2, 0xa3, 0xa4, 0xa5, 0x00, 0x00 },
+ .assoc = { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
+ 0x08, 0x09, 0x0a, 0x0b },
+ .alen = 12,
+ .input = { 0x07, 0x34, 0x25, 0x94, 0x15, 0x77, 0x85, 0x15,
+ 0x2b, 0x07, 0x40, 0x98, 0x33, 0x0a, 0xbb, 0x14,
+ 0x1b, 0x94, 0x7b, 0x56, 0x6a, 0xa9, 0x40, 0x6b,
+ 0x4d, 0x99, 0x99, 0x88, 0xdd },
+ .ilen = 29,
+ .result = { 0x0c, 0x0d, 0x0e, 0x0f, 0x10, 0x11, 0x12, 0x13,
+ 0x14, 0x15, 0x16, 0x17, 0x18, 0x19, 0x1a, 0x1b,
+ 0x1c, 0x1d, 0x1e },
+ .rlen = 19,
+ }, {
+ .key = { 0xd7, 0x82, 0x8d, 0x13, 0xb2, 0xb0, 0xbd, 0xc3,
+ 0x25, 0xa7, 0x62, 0x36, 0xdf, 0x93, 0xcc, 0x6b },
+ .klen = 16,
+ .iv = { 0x01, 0x00, 0x33, 0x56, 0x8e, 0xf7, 0xb2, 0x63,
+ 0x3c, 0x96, 0x96, 0x76, 0x6c, 0xfa, 0x00, 0x00 },
+ .assoc = { 0x63, 0x01, 0x8f, 0x76, 0xdc, 0x8a, 0x1b, 0xcb },
+ .alen = 8,
+ .input = { 0x4c, 0xcb, 0x1e, 0x7c, 0xa9, 0x81, 0xbe, 0xfa,
+ 0xa0, 0x72, 0x6c, 0x55, 0xd3, 0x78, 0x06, 0x12,
+ 0x98, 0xc8, 0x5c, 0x92, 0x81, 0x4a, 0xbc, 0x33,
+ 0xc5, 0x2e, 0xe8, 0x1d, 0x7d, 0x77, 0xc0, 0x8a },
+ .ilen = 32,
+ .result = { 0x90, 0x20, 0xea, 0x6f, 0x91, 0xbd, 0xd8, 0x5a,
+ 0xfa, 0x00, 0x39, 0xba, 0x4b, 0xaf, 0xf9, 0xbf,
+ 0xb7, 0x9c, 0x70, 0x28, 0x94, 0x9c, 0xd0, 0xec },
+ .rlen = 24,
+ }, {
+ .key = { 0xd7, 0x82, 0x8d, 0x13, 0xb2, 0xb0, 0xbd, 0xc3,
+ 0x25, 0xa7, 0x62, 0x36, 0xdf, 0x93, 0xcc, 0x6b },
+ .klen = 16,
+ .iv = { 0x01, 0x00, 0xd5, 0x60, 0x91, 0x2d, 0x3f, 0x70,
+ 0x3c, 0x96, 0x96, 0x76, 0x6c, 0xfa, 0x00, 0x00 },
+ .assoc = { 0xcd, 0x90, 0x44, 0xd2, 0xb7, 0x1f, 0xdb, 0x81,
+ 0x20, 0xea, 0x60, 0xc0 },
+ .alen = 12,
+ .input = { 0x00, 0x97, 0x69, 0xec, 0xab, 0xdf, 0x48, 0x62,
+ 0x55, 0x94, 0xc5, 0x92, 0x51, 0xe6, 0x03, 0x57,
+ 0x22, 0x67, 0x5e, 0x04, 0xc8, 0x47, 0x09, 0x9e,
+ 0x5a, 0xe0, 0x70, 0x45, 0x51 },
+ .ilen = 29,
+ .result = { 0x64, 0x35, 0xac, 0xba, 0xfb, 0x11, 0xa8, 0x2e,
+ 0x2f, 0x07, 0x1d, 0x7c, 0xa4, 0xa5, 0xeb, 0xd9,
+ 0x3a, 0x80, 0x3b, 0xa8, 0x7f },
+ .rlen = 21,
+ }, {
+ .key = { 0xd7, 0x82, 0x8d, 0x13, 0xb2, 0xb0, 0xbd, 0xc3,
+ 0x25, 0xa7, 0x62, 0x36, 0xdf, 0x93, 0xcc, 0x6b },
+ .klen = 16,
+ .iv = { 0x01, 0x00, 0x42, 0xff, 0xf8, 0xf1, 0x95, 0x1c,
+ 0x3c, 0x96, 0x96, 0x76, 0x6c, 0xfa, 0x00, 0x00 },
+ .assoc = { 0xd8, 0x5b, 0xc7, 0xe6, 0x9f, 0x94, 0x4f, 0xb8 },
+ .alen = 8,
+ .input = { 0xbc, 0x21, 0x8d, 0xaa, 0x94, 0x74, 0x27, 0xb6,
+ 0xdb, 0x38, 0x6a, 0x99, 0xac, 0x1a, 0xef, 0x23,
+ 0xad, 0xe0, 0xb5, 0x29, 0x39, 0xcb, 0x6a, 0x63,
+ 0x7c, 0xf9, 0xbe, 0xc2, 0x40, 0x88, 0x97, 0xc6,
+ 0xba },
+ .ilen = 33,
+ .result = { 0x8a, 0x19, 0xb9, 0x50, 0xbc, 0xf7, 0x1a, 0x01,
+ 0x8e, 0x5e, 0x67, 0x01, 0xc9, 0x17, 0x87, 0x65,
+ 0x98, 0x09, 0xd6, 0x7d, 0xbe, 0xdd, 0x18 },
+ .rlen = 23,
+ },
+};
+
/* Cast5 test vectors from RFC 2144 */
#define CAST5_ENC_TEST_VECTORS 3
#define CAST5_DEC_TEST_VECTORS 3
distrib
>
Scientific%20Linux
>
5x
>
x86_64
>
by-pkgid
>
27922b4260f65d317aabda37e42bbbff
>
files
>
525
