diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2011-01-13 19:25:58 +0100 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-01-13 19:25:58 +0100 |
commit | 27d189c02ba25851973c8582e419c0bded9f7e5b (patch) | |
tree | be142d664bc4e3cec7ab2878a243343f46e897ee /crypto | |
parent | Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/sag... (diff) | |
parent | hwrng: via_rng - Fix memory scribbling on some CPUs (diff) | |
download | linux-27d189c02ba25851973c8582e419c0bded9f7e5b.tar.xz linux-27d189c02ba25851973c8582e419c0bded9f7e5b.zip |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6: (46 commits)
hwrng: via_rng - Fix memory scribbling on some CPUs
crypto: padlock - Move padlock.h into include/crypto
hwrng: via_rng - Fix asm constraints
crypto: n2 - use __devexit not __exit in n2_unregister_algs
crypto: mark crypto workqueues CPU_INTENSIVE
crypto: mv_cesa - dont return PTR_ERR() of wrong pointer
crypto: ripemd - Set module author and update email address
crypto: omap-sham - backlog handling fix
crypto: gf128mul - Remove experimental tag
crypto: af_alg - fix af_alg memory_allocated data type
crypto: aesni-intel - Fixed build with binutils 2.16
crypto: af_alg - Make sure sk_security is initialized on accept()ed sockets
net: Add missing lockdep class names for af_alg
include: Install linux/if_alg.h for user-space crypto API
crypto: omap-aes - checkpatch --file warning fixes
crypto: omap-aes - initialize aes module once per request
crypto: omap-aes - unnecessary code removed
crypto: omap-aes - error handling implementation improved
crypto: omap-aes - redundant locking is removed
crypto: omap-aes - DMA initialization fixes for OMAP off mode
...
Diffstat (limited to 'crypto')
-rw-r--r-- | crypto/Kconfig | 34 | ||||
-rw-r--r-- | crypto/Makefile | 17 | ||||
-rw-r--r-- | crypto/af_alg.c | 483 | ||||
-rw-r--r-- | crypto/algif_hash.c | 319 | ||||
-rw-r--r-- | crypto/algif_skcipher.c | 632 | ||||
-rw-r--r-- | crypto/authenc.c | 22 | ||||
-rw-r--r-- | crypto/cast5.c | 74 | ||||
-rw-r--r-- | crypto/crypto_wq.c | 3 | ||||
-rw-r--r-- | crypto/deflate.c | 3 | ||||
-rw-r--r-- | crypto/eseqiv.c | 18 | ||||
-rw-r--r-- | crypto/gcm.c | 19 | ||||
-rw-r--r-- | crypto/pcrypt.c | 3 | ||||
-rw-r--r-- | crypto/rmd128.c | 3 | ||||
-rw-r--r-- | crypto/rmd160.c | 3 | ||||
-rw-r--r-- | crypto/rmd256.c | 3 | ||||
-rw-r--r-- | crypto/rmd320.c | 3 | ||||
-rw-r--r-- | crypto/shash.c | 8 | ||||
-rw-r--r-- | crypto/tcrypt.c | 11 | ||||
-rw-r--r-- | crypto/testmgr.c | 24 | ||||
-rw-r--r-- | crypto/testmgr.h | 361 | ||||
-rw-r--r-- | crypto/zlib.c | 3 |
21 files changed, 1921 insertions, 125 deletions
diff --git a/crypto/Kconfig b/crypto/Kconfig index e4bac29a32e7..4b7cb0e691cd 100644 --- a/crypto/Kconfig +++ b/crypto/Kconfig @@ -110,7 +110,6 @@ config CRYPTO_MANAGER_DISABLE_TESTS config CRYPTO_GF128MUL tristate "GF(2^128) multiplication functions (EXPERIMENTAL)" - depends on EXPERIMENTAL help Efficient table driven implementation of multiplications in the field GF(2^128). This is needed by some cypher modes. This @@ -539,8 +538,9 @@ config CRYPTO_AES_X86_64 config CRYPTO_AES_NI_INTEL tristate "AES cipher algorithms (AES-NI)" - depends on (X86 || UML_X86) && 64BIT - select CRYPTO_AES_X86_64 + depends on (X86 || UML_X86) + select CRYPTO_AES_X86_64 if 64BIT + select CRYPTO_AES_586 if !64BIT select CRYPTO_CRYPTD select CRYPTO_ALGAPI select CRYPTO_FPU @@ -563,9 +563,10 @@ config CRYPTO_AES_NI_INTEL See <http://csrc.nist.gov/encryption/aes/> for more information. - In addition to AES cipher algorithm support, the - acceleration for some popular block cipher mode is supported - too, including ECB, CBC, CTR, LRW, PCBC, XTS. + In addition to AES cipher algorithm support, the acceleration + for some popular block cipher mode is supported too, including + ECB, CBC, LRW, PCBC, XTS. The 64 bit version has additional + acceleration for CTR. config CRYPTO_ANUBIS tristate "Anubis cipher algorithm" @@ -841,6 +842,27 @@ config CRYPTO_ANSI_CPRNG ANSI X9.31 A.2.4. Note that this option must be enabled if CRYPTO_FIPS is selected +config CRYPTO_USER_API + tristate + +config CRYPTO_USER_API_HASH + tristate "User-space interface for hash algorithms" + depends on NET + select CRYPTO_HASH + select CRYPTO_USER_API + help + This option enables the user-spaces interface for hash + algorithms. + +config CRYPTO_USER_API_SKCIPHER + tristate "User-space interface for symmetric key cipher algorithms" + depends on NET + select CRYPTO_BLKCIPHER + select CRYPTO_USER_API + help + This option enables the user-spaces interface for symmetric + key cipher algorithms. + source "drivers/crypto/Kconfig" endif # if CRYPTO diff --git a/crypto/Makefile b/crypto/Makefile index 423b7de61f93..e9a399ca69db 100644 --- a/crypto/Makefile +++ b/crypto/Makefile @@ -3,32 +3,32 @@ # obj-$(CONFIG_CRYPTO) += crypto.o -crypto-objs := api.o cipher.o compress.o +crypto-y := api.o cipher.o compress.o obj-$(CONFIG_CRYPTO_WORKQUEUE) += crypto_wq.o obj-$(CONFIG_CRYPTO_FIPS) += fips.o crypto_algapi-$(CONFIG_PROC_FS) += proc.o -crypto_algapi-objs := algapi.o scatterwalk.o $(crypto_algapi-y) +crypto_algapi-y := algapi.o scatterwalk.o $(crypto_algapi-y) obj-$(CONFIG_CRYPTO_ALGAPI2) += crypto_algapi.o obj-$(CONFIG_CRYPTO_AEAD2) += aead.o -crypto_blkcipher-objs := ablkcipher.o -crypto_blkcipher-objs += blkcipher.o +crypto_blkcipher-y := ablkcipher.o +crypto_blkcipher-y += blkcipher.o obj-$(CONFIG_CRYPTO_BLKCIPHER2) += crypto_blkcipher.o obj-$(CONFIG_CRYPTO_BLKCIPHER2) += chainiv.o obj-$(CONFIG_CRYPTO_BLKCIPHER2) += eseqiv.o obj-$(CONFIG_CRYPTO_SEQIV) += seqiv.o -crypto_hash-objs += ahash.o -crypto_hash-objs += shash.o +crypto_hash-y += ahash.o +crypto_hash-y += shash.o obj-$(CONFIG_CRYPTO_HASH2) += crypto_hash.o obj-$(CONFIG_CRYPTO_PCOMP2) += pcompress.o -cryptomgr-objs := algboss.o testmgr.o +cryptomgr-y := algboss.o testmgr.o obj-$(CONFIG_CRYPTO_MANAGER2) += cryptomgr.o obj-$(CONFIG_CRYPTO_HMAC) += hmac.o @@ -85,6 +85,9 @@ obj-$(CONFIG_CRYPTO_RNG2) += krng.o obj-$(CONFIG_CRYPTO_ANSI_CPRNG) += ansi_cprng.o obj-$(CONFIG_CRYPTO_TEST) += tcrypt.o obj-$(CONFIG_CRYPTO_GHASH) += ghash-generic.o +obj-$(CONFIG_CRYPTO_USER_API) += af_alg.o +obj-$(CONFIG_CRYPTO_USER_API_HASH) += algif_hash.o +obj-$(CONFIG_CRYPTO_USER_API_SKCIPHER) += algif_skcipher.o # # generic algorithms and the async_tx api diff --git a/crypto/af_alg.c b/crypto/af_alg.c new file mode 100644 index 000000000000..940d70cb5c25 --- /dev/null +++ b/crypto/af_alg.c @@ -0,0 +1,483 @@ +/* + * af_alg: User-space algorithm interface + * + * This file provides the user-space API for algorithms. + * + * Copyright (c) 2010 Herbert Xu <herbert@gondor.apana.org.au> + * + * 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 <asm/atomic.h> +#include <crypto/if_alg.h> +#include <linux/crypto.h> +#include <linux/init.h> +#include <linux/kernel.h> +#include <linux/list.h> +#include <linux/module.h> +#include <linux/net.h> +#include <linux/rwsem.h> + +struct alg_type_list { + const struct af_alg_type *type; + struct list_head list; +}; + +static atomic_long_t alg_memory_allocated; + +static struct proto alg_proto = { + .name = "ALG", + .owner = THIS_MODULE, + .memory_allocated = &alg_memory_allocated, + .obj_size = sizeof(struct alg_sock), +}; + +static LIST_HEAD(alg_types); +static DECLARE_RWSEM(alg_types_sem); + +static const struct af_alg_type *alg_get_type(const char *name) +{ + const struct af_alg_type *type = ERR_PTR(-ENOENT); + struct alg_type_list *node; + + down_read(&alg_types_sem); + list_for_each_entry(node, &alg_types, list) { + if (strcmp(node->type->name, name)) + continue; + + if (try_module_get(node->type->owner)) + type = node->type; + break; + } + up_read(&alg_types_sem); + + return type; +} + +int af_alg_register_type(const struct af_alg_type *type) +{ + struct alg_type_list *node; + int err = -EEXIST; + + down_write(&alg_types_sem); + list_for_each_entry(node, &alg_types, list) { + if (!strcmp(node->type->name, type->name)) + goto unlock; + } + + node = kmalloc(sizeof(*node), GFP_KERNEL); + err = -ENOMEM; + if (!node) + goto unlock; + + type->ops->owner = THIS_MODULE; + node->type = type; + list_add(&node->list, &alg_types); + err = 0; + +unlock: + up_write(&alg_types_sem); + + return err; +} +EXPORT_SYMBOL_GPL(af_alg_register_type); + +int af_alg_unregister_type(const struct af_alg_type *type) +{ + struct alg_type_list *node; + int err = -ENOENT; + + down_write(&alg_types_sem); + list_for_each_entry(node, &alg_types, list) { + if (strcmp(node->type->name, type->name)) + continue; + + list_del(&node->list); + kfree(node); + err = 0; + break; + } + up_write(&alg_types_sem); + + return err; +} +EXPORT_SYMBOL_GPL(af_alg_unregister_type); + +static void alg_do_release(const struct af_alg_type *type, void *private) +{ + if (!type) + return; + + type->release(private); + module_put(type->owner); +} + +int af_alg_release(struct socket *sock) +{ + if (sock->sk) + sock_put(sock->sk); + return 0; +} +EXPORT_SYMBOL_GPL(af_alg_release); + +static int alg_bind(struct socket *sock, struct sockaddr *uaddr, int addr_len) +{ + struct sock *sk = sock->sk; + struct alg_sock *ask = alg_sk(sk); + struct sockaddr_alg *sa = (void *)uaddr; + const struct af_alg_type *type; + void *private; + + if (sock->state == SS_CONNECTED) + return -EINVAL; + + if (addr_len != sizeof(*sa)) + return -EINVAL; + + sa->salg_type[sizeof(sa->salg_type) - 1] = 0; + sa->salg_name[sizeof(sa->salg_name) - 1] = 0; + + type = alg_get_type(sa->salg_type); + if (IS_ERR(type) && PTR_ERR(type) == -ENOENT) { + request_module("algif-%s", sa->salg_type); + type = alg_get_type(sa->salg_type); + } + + if (IS_ERR(type)) + return PTR_ERR(type); + + private = type->bind(sa->salg_name, sa->salg_feat, sa->salg_mask); + if (IS_ERR(private)) { + module_put(type->owner); + return PTR_ERR(private); + } + + lock_sock(sk); + + swap(ask->type, type); + swap(ask->private, private); + + release_sock(sk); + + alg_do_release(type, private); + + return 0; +} + +static int alg_setkey(struct sock *sk, char __user *ukey, + unsigned int keylen) +{ + struct alg_sock *ask = alg_sk(sk); + const struct af_alg_type *type = ask->type; + u8 *key; + int err; + + key = sock_kmalloc(sk, keylen, GFP_KERNEL); + if (!key) + return -ENOMEM; + + err = -EFAULT; + if (copy_from_user(key, ukey, keylen)) + goto out; + + err = type->setkey(ask->private, key, keylen); + +out: + sock_kfree_s(sk, key, keylen); + + return err; +} + +static int alg_setsockopt(struct socket *sock, int level, int optname, + char __user *optval, unsigned int optlen) +{ + struct sock *sk = sock->sk; + struct alg_sock *ask = alg_sk(sk); + const struct af_alg_type *type; + int err = -ENOPROTOOPT; + + lock_sock(sk); + type = ask->type; + + if (level != SOL_ALG || !type) + goto unlock; + + switch (optname) { + case ALG_SET_KEY: + if (sock->state == SS_CONNECTED) + goto unlock; + if (!type->setkey) + goto unlock; + + err = alg_setkey(sk, optval, optlen); + } + +unlock: + release_sock(sk); + + return err; +} + +int af_alg_accept(struct sock *sk, struct socket *newsock) +{ + struct alg_sock *ask = alg_sk(sk); + const struct af_alg_type *type; + struct sock *sk2; + int err; + + lock_sock(sk); + type = ask->type; + + err = -EINVAL; + if (!type) + goto unlock; + + sk2 = sk_alloc(sock_net(sk), PF_ALG, GFP_KERNEL, &alg_proto); + err = -ENOMEM; + if (!sk2) + goto unlock; + + sock_init_data(newsock, sk2); + sock_graft(sk2, newsock); + + err = type->accept(ask->private, sk2); + if (err) { + sk_free(sk2); + goto unlock; + } + + sk2->sk_family = PF_ALG; + + sock_hold(sk); + alg_sk(sk2)->parent = sk; + alg_sk(sk2)->type = type; + + newsock->ops = type->ops; + newsock->state = SS_CONNECTED; + + err = 0; + +unlock: + release_sock(sk); + + return err; +} +EXPORT_SYMBOL_GPL(af_alg_accept); + +static int alg_accept(struct socket *sock, struct socket *newsock, int flags) +{ + return af_alg_accept(sock->sk, newsock); +} + +static const struct proto_ops alg_proto_ops = { + .family = PF_ALG, + .owner = THIS_MODULE, + + .connect = sock_no_connect, + .socketpair = sock_no_socketpair, + .getname = sock_no_getname, + .ioctl = sock_no_ioctl, + .listen = sock_no_listen, + .shutdown = sock_no_shutdown, + .getsockopt = sock_no_getsockopt, + .mmap = sock_no_mmap, + .sendpage = sock_no_sendpage, + .sendmsg = sock_no_sendmsg, + .recvmsg = sock_no_recvmsg, + .poll = sock_no_poll, + + .bind = alg_bind, + .release = af_alg_release, + .setsockopt = alg_setsockopt, + .accept = alg_accept, +}; + +static void alg_sock_destruct(struct sock *sk) +{ + struct alg_sock *ask = alg_sk(sk); + + alg_do_release(ask->type, ask->private); +} + +static int alg_create(struct net *net, struct socket *sock, int protocol, + int kern) +{ + struct sock *sk; + int err; + + if (sock->type != SOCK_SEQPACKET) + return -ESOCKTNOSUPPORT; + if (protocol != 0) + return -EPROTONOSUPPORT; + + err = -ENOMEM; + sk = sk_alloc(net, PF_ALG, GFP_KERNEL, &alg_proto); + if (!sk) + goto out; + + sock->ops = &alg_proto_ops; + sock_init_data(sock, sk); + + sk->sk_family = PF_ALG; + sk->sk_destruct = alg_sock_destruct; + + return 0; +out: + return err; +} + +static const struct net_proto_family alg_family = { + .family = PF_ALG, + .create = alg_create, + .owner = THIS_MODULE, +}; + +int af_alg_make_sg(struct af_alg_sgl *sgl, void __user *addr, int len, + int write) +{ + unsigned long from = (unsigned long)addr; + unsigned long npages; + unsigned off; + int err; + int i; + + err = -EFAULT; + if (!access_ok(write ? VERIFY_READ : VERIFY_WRITE, addr, len)) + goto out; + + off = from & ~PAGE_MASK; + npages = (off + len + PAGE_SIZE - 1) >> PAGE_SHIFT; + if (npages > ALG_MAX_PAGES) + npages = ALG_MAX_PAGES; + + err = get_user_pages_fast(from, npages, write, sgl->pages); + if (err < 0) + goto out; + + npages = err; + err = -EINVAL; + if (WARN_ON(npages == 0)) + goto out; + + err = 0; + + sg_init_table(sgl->sg, npages); + + for (i = 0; i < npages; i++) { + int plen = min_t(int, len, PAGE_SIZE - off); + + sg_set_page(sgl->sg + i, sgl->pages[i], plen, off); + + off = 0; + len -= plen; + err += plen; + } + +out: + return err; +} +EXPORT_SYMBOL_GPL(af_alg_make_sg); + +void af_alg_free_sg(struct af_alg_sgl *sgl) +{ + int i; + + i = 0; + do { + put_page(sgl->pages[i]); + } while (!sg_is_last(sgl->sg + (i++))); +} +EXPORT_SYMBOL_GPL(af_alg_free_sg); + +int af_alg_cmsg_send(struct msghdr *msg, struct af_alg_control *con) +{ + struct cmsghdr *cmsg; + + for (cmsg = CMSG_FIRSTHDR(msg); cmsg; cmsg = CMSG_NXTHDR(msg, cmsg)) { + if (!CMSG_OK(msg, cmsg)) + return -EINVAL; + if (cmsg->cmsg_level != SOL_ALG) + continue; + + switch(cmsg->cmsg_type) { + case ALG_SET_IV: + if (cmsg->cmsg_len < CMSG_LEN(sizeof(*con->iv))) + return -EINVAL; + con->iv = (void *)CMSG_DATA(cmsg); + if (cmsg->cmsg_len < CMSG_LEN(con->iv->ivlen + + sizeof(*con->iv))) + return -EINVAL; + break; + + case ALG_SET_OP: + if (cmsg->cmsg_len < CMSG_LEN(sizeof(u32))) + return -EINVAL; + con->op = *(u32 *)CMSG_DATA(cmsg); + break; + + default: + return -EINVAL; + } + } + + return 0; +} +EXPORT_SYMBOL_GPL(af_alg_cmsg_send); + +int af_alg_wait_for_completion(int err, struct af_alg_completion *completion) +{ + switch (err) { + case -EINPROGRESS: + case -EBUSY: + wait_for_completion(&completion->completion); + INIT_COMPLETION(completion->completion); + err = completion->err; + break; + }; + + return err; +} +EXPORT_SYMBOL_GPL(af_alg_wait_for_completion); + +void af_alg_complete(struct crypto_async_request *req, int err) +{ + struct af_alg_completion *completion = req->data; + + completion->err = err; + complete(&completion->completion); +} +EXPORT_SYMBOL_GPL(af_alg_complete); + +static int __init af_alg_init(void) +{ + int err = proto_register(&alg_proto, 0); + + if (err) + goto out; + + err = sock_register(&alg_family); + if (err != 0) + goto out_unregister_proto; + +out: + return err; + +out_unregister_proto: + proto_unregister(&alg_proto); + goto out; +} + +static void __exit af_alg_exit(void) +{ + sock_unregister(PF_ALG); + proto_unregister(&alg_proto); +} + +module_init(af_alg_init); +module_exit(af_alg_exit); +MODULE_LICENSE("GPL"); +MODULE_ALIAS_NETPROTO(AF_ALG); diff --git a/crypto/algif_hash.c b/crypto/algif_hash.c new file mode 100644 index 000000000000..62122a1a2f7a --- /dev/null +++ b/crypto/algif_hash.c @@ -0,0 +1,319 @@ +/* + * algif_hash: User-space interface for hash algorithms + * + * This file provides the user-space API for hash algorithms. + * + * Copyright (c) 2010 Herbert Xu <herbert@gondor.apana.org.au> + * + * 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/hash.h> +#include <crypto/if_alg.h> +#include <linux/init.h> +#include <linux/kernel.h> +#include <linux/mm.h> +#include <linux/module.h> +#include <linux/net.h> +#include <net/sock.h> + +struct hash_ctx { + struct af_alg_sgl sgl; + + u8 *result; + + struct af_alg_completion completion; + + unsigned int len; + bool more; + + struct ahash_request req; +}; + +static int hash_sendmsg(struct kiocb *unused, struct socket *sock, + struct msghdr *msg, size_t ignored) +{ + int limit = ALG_MAX_PAGES * PAGE_SIZE; + struct sock *sk = sock->sk; + struct alg_sock *ask = alg_sk(sk); + struct hash_ctx *ctx = ask->private; + unsigned long iovlen; + struct iovec *iov; + long copied = 0; + int err; + + if (limit > sk->sk_sndbuf) + limit = sk->sk_sndbuf; + + lock_sock(sk); + if (!ctx->more) { + err = crypto_ahash_init(&ctx->req); + if (err) + goto unlock; + } + + ctx->more = 0; + + for (iov = msg->msg_iov, iovlen = msg->msg_iovlen; iovlen > 0; + iovlen--, iov++) { + unsigned long seglen = iov->iov_len; + char __user *from = iov->iov_base; + + while (seglen) { + int len = min_t(unsigned long, seglen, limit); + int newlen; + + newlen = af_alg_make_sg(&ctx->sgl, from, len, 0); + if (newlen < 0) + goto unlock; + + ahash_request_set_crypt(&ctx->req, ctx->sgl.sg, NULL, + newlen); + + err = af_alg_wait_for_completion( + crypto_ahash_update(&ctx->req), + &ctx->completion); + + af_alg_free_sg(&ctx->sgl); + + if (err) + goto unlock; + + seglen -= newlen; + from += newlen; + copied += newlen; + } + } + + err = 0; + + ctx->more = msg->msg_flags & MSG_MORE; + if (!ctx->more) { + ahash_request_set_crypt(&ctx->req, NULL, ctx->result, 0); + err = af_alg_wait_for_completion(crypto_ahash_final(&ctx->req), + &ctx->completion); + } + +unlock: + release_sock(sk); + + return err ?: copied; +} + +static ssize_t hash_sendpage(struct socket *sock, struct page *page, + int offset, size_t size, int flags) +{ + struct sock *sk = sock->sk; + struct alg_sock *ask = alg_sk(sk); + struct hash_ctx *ctx = ask->private; + int err; + + lock_sock(sk); + sg_init_table(ctx->sgl.sg, 1); + sg_set_page(ctx->sgl.sg, page, size, offset); + + ahash_request_set_crypt(&ctx->req, ctx->sgl.sg, ctx->result, size); + + if (!(flags & MSG_MORE)) { + if (ctx->more) + err = crypto_ahash_finup(&ctx->req); + else + err = crypto_ahash_digest(&ctx->req); + } else { + if (!ctx->more) { + err = crypto_ahash_init(&ctx->req); + if (err) + goto unlock; + } + + err = crypto_ahash_update(&ctx->req); + } + + err = af_alg_wait_for_completion(err, &ctx->completion); + if (err) + goto unlock; + + ctx->more = flags & MSG_MORE; + +unlock: + release_sock(sk); + + return err ?: size; +} + +static int hash_recvmsg(struct kiocb *unused, struct socket *sock, + struct msghdr *msg, size_t len, int flags) +{ + struct sock *sk = sock->sk; + struct alg_sock *ask = alg_sk(sk); + struct hash_ctx *ctx = ask->private; + unsigned ds = crypto_ahash_digestsize(crypto_ahash_reqtfm(&ctx->req)); + int err; + + if (len > ds) + len = ds; + else if (len < ds) + msg->msg_flags |= MSG_TRUNC; + + lock_sock(sk); + if (ctx->more) { + ctx->more = 0; + ahash_request_set_crypt(&ctx->req, NULL, ctx->result, 0); + err = af_alg_wait_for_completion(crypto_ahash_final(&ctx->req), + &ctx->completion); + if (err) + goto unlock; + } + + err = memcpy_toiovec(msg->msg_iov, ctx->result, len); + +unlock: + release_sock(sk); + + return err ?: len; +} + +static int hash_accept(struct socket *sock, struct socket *newsock, int flags) +{ + struct sock *sk = sock->sk; + struct alg_sock *ask = alg_sk(sk); + struct hash_ctx *ctx = ask->private; + struct ahash_request *req = &ctx->req; + char state[crypto_ahash_statesize(crypto_ahash_reqtfm(req))]; + struct sock *sk2; + struct alg_sock *ask2; + struct hash_ctx *ctx2; + int err; + + err = crypto_ahash_export(req, state); + if (err) + return err; + + err = af_alg_accept(ask->parent, newsock); + if (err) + return err; + + sk2 = newsock->sk; + ask2 = alg_sk(sk2); + ctx2 = ask2->private; + ctx2->more = 1; + + err = crypto_ahash_import(&ctx2->req, state); + if (err) { + sock_orphan(sk2); + sock_put(sk2); + } + + return err; +} + +static struct proto_ops algif_hash_ops = { + .family = PF_ALG, + + .connect = sock_no_connect, + .socketpair = sock_no_socketpair, + .getname = sock_no_getname, + .ioctl = sock_no_ioctl, + .listen = sock_no_listen, + .shutdown = sock_no_shutdown, + .getsockopt = sock_no_getsockopt, + .mmap = sock_no_mmap, + .bind = sock_no_bind, + .setsockopt = sock_no_setsockopt, + .poll = sock_no_poll, + + .release = af_alg_release, + .sendmsg = hash_sendmsg, + .sendpage = hash_sendpage, + .recvmsg = hash_recvmsg, + .accept = hash_accept, +}; + +static void *hash_bind(const char *name, u32 type, u32 mask) +{ + return crypto_alloc_ahash(name, type, mask); +} + +static void hash_release(void *private) +{ + crypto_free_ahash(private); +} + +static int hash_setkey(void *private, const u8 *key, unsigned int keylen) +{ + return crypto_ahash_setkey(private, key, keylen); +} + +static void hash_sock_destruct(struct sock *sk) +{ + struct alg_sock *ask = alg_sk(sk); + struct hash_ctx *ctx = ask->private; + + sock_kfree_s(sk, ctx->result, + crypto_ahash_digestsize(crypto_ahash_reqtfm(&ctx->req))); + sock_kfree_s(sk, ctx, ctx->len); + af_alg_release_parent(sk); +} + +static int hash_accept_parent(void *private, struct sock *sk) +{ + struct hash_ctx *ctx; + struct alg_sock *ask = alg_sk(sk); + unsigned len = sizeof(*ctx) + crypto_ahash_reqsize(private); + unsigned ds = crypto_ahash_digestsize(private); + + ctx = sock_kmalloc(sk, len, GFP_KERNEL); + if (!ctx) + return -ENOMEM; + + ctx->result = sock_kmalloc(sk, ds, GFP_KERNEL); + if (!ctx->result) { + sock_kfree_s(sk, ctx, len); + return -ENOMEM; + } + + memset(ctx->result, 0, ds); + + ctx->len = len; + ctx->more = 0; + af_alg_init_completion(&ctx->completion); + + ask->private = ctx; + + ahash_request_set_tfm(&ctx->req, private); + ahash_request_set_callback(&ctx->req, CRYPTO_TFM_REQ_MAY_BACKLOG, + af_alg_complete, &ctx->completion); + + sk->sk_destruct = hash_sock_destruct; + + return 0; +} + +static const struct af_alg_type algif_type_hash = { + .bind = hash_bind, + .release = hash_release, + .setkey = hash_setkey, + .accept = hash_accept_parent, + .ops = &algif_hash_ops, + .name = "hash", + .owner = THIS_MODULE +}; + +static int __init algif_hash_init(void) +{ + return af_alg_register_type(&algif_type_hash); +} + +static void __exit algif_hash_exit(void) +{ + int err = af_alg_unregister_type(&algif_type_hash); + BUG_ON(err); +} + +module_init(algif_hash_init); +module_exit(algif_hash_exit); +MODULE_LICENSE("GPL"); diff --git a/crypto/algif_skcipher.c b/crypto/algif_skcipher.c new file mode 100644 index 000000000000..6a6dfc062d2a --- /dev/null +++ b/crypto/algif_skcipher.c @@ -0,0 +1,632 @@ +/* + * algif_skcipher: User-space interface for skcipher algorithms + * + * This file provides the user-space API for symmetric key ciphers. + * + * Copyright (c) 2010 Herbert Xu <herbert@gondor.apana.org.au> + * + * 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/scatterwalk.h> +#include <crypto/skcipher.h> +#include <crypto/if_alg.h> +#include <linux/init.h> +#include <linux/list.h> +#include <linux/kernel.h> +#include <linux/mm.h> +#include <linux/module.h> +#include <linux/net.h> +#include <net/sock.h> + +struct skcipher_sg_list { + struct list_head list; + + int cur; + + struct scatterlist sg[0]; +}; + +struct skcipher_ctx { + struct list_head tsgl; + struct af_alg_sgl rsgl; + + void *iv; + + struct af_alg_completion completion; + + unsigned used; + + unsigned int len; + bool more; + bool merge; + bool enc; + + struct ablkcipher_request req; +}; + +#define MAX_SGL_ENTS ((PAGE_SIZE - sizeof(struct skcipher_sg_list)) / \ + sizeof(struct scatterlist) - 1) + +static inline int skcipher_sndbuf(struct sock *sk) +{ + struct alg_sock *ask = alg_sk(sk); + struct skcipher_ctx *ctx = ask->private; + + return max_t(int, max_t(int, sk->sk_sndbuf & PAGE_MASK, PAGE_SIZE) - + ctx->used, 0); +} + +static inline bool skcipher_writable(struct sock *sk) +{ + return PAGE_SIZE <= skcipher_sndbuf(sk); +} + +static int skcipher_alloc_sgl(struct sock *sk) +{ + struct alg_sock *ask = alg_sk(sk); + struct skcipher_ctx *ctx = ask->private; + struct skcipher_sg_list *sgl; + struct scatterlist *sg = NULL; + + sgl = list_entry(ctx->tsgl.prev, struct skcipher_sg_list, list); + if (!list_empty(&ctx->tsgl)) + sg = sgl->sg; + + if (!sg || sgl->cur >= MAX_SGL_ENTS) { + sgl = sock_kmalloc(sk, sizeof(*sgl) + + sizeof(sgl->sg[0]) * (MAX_SGL_ENTS + 1), + GFP_KERNEL); + if (!sgl) + return -ENOMEM; + + sg_init_table(sgl->sg, MAX_SGL_ENTS + 1); + sgl->cur = 0; + + if (sg) + scatterwalk_sg_chain(sg, MAX_SGL_ENTS + 1, sgl->sg); + + list_add_tail(&sgl->list, &ctx->tsgl); + } + + return 0; +} + +static void skcipher_pull_sgl(struct sock *sk, int used) +{ + struct alg_sock *ask = alg_sk(sk); + struct skcipher_ctx *ctx = ask->private; + struct skcipher_sg_list *sgl; + struct scatterlist *sg; + int i; + + while (!list_empty(&ctx->tsgl)) { + sgl = list_first_entry(&ctx->tsgl, struct skcipher_sg_list, + list); + sg = sgl->sg; + + for (i = 0; i < sgl->cur; i++) { + int plen = min_t(int, used, sg[i].length); + + if (!sg_page(sg + i)) + continue; + + sg[i].length -= plen; + sg[i].offset += plen; + + used -= plen; + ctx->used -= plen; + + if (sg[i].length) + return; + + put_page(sg_page(sg + i)); + sg_assign_page(sg + i, NULL); + } + + list_del(&sgl->list); + sock_kfree_s(sk, sgl, + sizeof(*sgl) + sizeof(sgl->sg[0]) * + (MAX_SGL_ENTS + 1)); + } + + if (!ctx->used) + ctx->merge = 0; +} + +static void skcipher_free_sgl(struct sock *sk) +{ + struct alg_sock *ask = alg_sk(sk); + struct skcipher_ctx *ctx = ask->private; + + skcipher_pull_sgl(sk, ctx->used); +} + +static int skcipher_wait_for_wmem(struct sock *sk, unsigned flags) +{ + long timeout; + DEFINE_WAIT(wait); + int err = -ERESTARTSYS; + + if (flags & MSG_DONTWAIT) + return -EAGAIN; + + set_bit(SOCK_ASYNC_NOSPACE, &sk->sk_socket->flags); + + for (;;) { + if (signal_pending(current)) + break; + prepare_to_wait(sk_sleep(sk), &wait, TASK_INTERRUPTIBLE); + timeout = MAX_SCHEDULE_TIMEOUT; + if (sk_wait_event(sk, &timeout, skcipher_writable(sk))) { + err = 0; + break; + } + } + finish_wait(sk_sleep(sk), &wait); + + return err; +} + +static void skcipher_wmem_wakeup(struct sock *sk) +{ + struct socket_wq *wq; + + if (!skcipher_writable(sk)) + return; + + rcu_read_lock(); + wq = rcu_dereference(sk->sk_wq); + if (wq_has_sleeper(wq)) + wake_up_interruptible_sync_poll(&wq->wait, POLLIN | + POLLRDNORM | + POLLRDBAND); + sk_wake_async(sk, SOCK_WAKE_WAITD, POLL_IN); + rcu_read_unlock(); +} + +static int skcipher_wait_for_data(struct sock *sk, unsigned flags) +{ + struct alg_sock *ask = alg_sk(sk); + struct skcipher_ctx *ctx = ask->private; + long timeout; + DEFINE_WAIT(wait); + int err = -ERESTARTSYS; + + if (flags & MSG_DONTWAIT) { + return -EAGAIN; + } + + set_bit(SOCK_ASYNC_WAITDATA, &sk->sk_socket->flags); + + for (;;) { + if (signal_pending(current)) + break; + prepare_to_wait(sk_sleep(sk), &wait, TASK_INTERRUPTIBLE); + timeout = MAX_SCHEDULE_TIMEOUT; + if (sk_wait_event(sk, &timeout, ctx->used)) { + err = 0; + break; + } + } + finish_wait(sk_sleep(sk), &wait); + + clear_bit(SOCK_ASYNC_WAITDATA, &sk->sk_socket->flags); + + return err; +} + +static void skcipher_data_wakeup(struct sock *sk) +{ + struct alg_sock *ask = alg_sk(sk); + struct skcipher_ctx *ctx = ask->private; + struct socket_wq *wq; + + if (!ctx->used) + return; + + rcu_read_lock(); + wq = rcu_dereference(sk->sk_wq); + if (wq_has_sleeper(wq)) + wake_up_interruptible_sync_poll(&wq->wait, POLLOUT | + POLLRDNORM | + POLLRDBAND); + sk_wake_async(sk, SOCK_WAKE_SPACE, POLL_OUT); + rcu_read_unlock(); +} + +static int skcipher_sendmsg(struct kiocb *unused, struct socket *sock, + struct msghdr *msg, size_t size) +{ + struct sock *sk = sock->sk; + struct alg_sock *ask = alg_sk(sk); + struct skcipher_ctx *ctx = ask->private; + struct crypto_ablkcipher *tfm = crypto_ablkcipher_reqtfm(&ctx->req); + unsigned ivsize = crypto_ablkcipher_ivsize(tfm); + struct skcipher_sg_list *sgl; + struct af_alg_control con = {}; + long copied = 0; + bool enc = 0; + int err; + int i; + + if (msg->msg_controllen) { + err = af_alg_cmsg_send(msg, &con); + if (err) + return err; + + switch (con.op) { + case ALG_OP_ENCRYPT: + enc = 1; + break; + case ALG_OP_DECRYPT: + enc = 0; + break; + default: + return -EINVAL; + } + + if (con.iv && con.iv->ivlen != ivsize) + return -EINVAL; + } + + err = -EINVAL; + + lock_sock(sk); + if (!ctx->more && ctx->used) + goto unlock; + + if (!ctx->used) { + ctx->enc = enc; + if (con.iv) + memcpy(ctx->iv, con.iv->iv, ivsize); + } + + while (size) { + struct scatterlist *sg; + unsigned long len = size; + int plen; + + if (ctx->merge) { + sgl = list_entry(ctx->tsgl.prev, + struct skcipher_sg_list, list); + sg = sgl->sg + sgl->cur - 1; + len = min_t(unsigned long, len, + PAGE_SIZE - sg->offset - sg->length); + + err = memcpy_fromiovec(page_address(sg_page(sg)) + + sg->offset + sg->length, + msg->msg_iov, len); + if (err) + goto unlock; + + sg->length += len; + ctx->merge = (sg->offset + sg->length) & + (PAGE_SIZE - 1); + + ctx->used += len; + copied += len; + size -= len; + continue; + } + + if (!skcipher_writable(sk)) { + err = skcipher_wait_for_wmem(sk, msg->msg_flags); + if (err) + goto unlock; + } + + len = min_t(unsigned long, len, skcipher_sndbuf(sk)); + + err = skcipher_alloc_sgl(sk); + if (err) + goto unlock; + + sgl = list_entry(ctx->tsgl.prev, struct skcipher_sg_list, list); + sg = sgl->sg; + do { + i = sgl->cur; + plen = min_t(int, len, PAGE_SIZE); + + sg_assign_page(sg + i, alloc_page(GFP_KERNEL)); + err = -ENOMEM; + if (!sg_page(sg + i)) + goto unlock; + + err = memcpy_fromiovec(page_address(sg_page(sg + i)), + msg->msg_iov, plen); + if (err) { + __free_page(sg_page(sg + i)); + sg_assign_page(sg + i, NULL); + goto unlock; + } + + sg[i].length = plen; + len -= plen; + ctx->used += plen; + copied += plen; + size -= plen; + sgl->cur++; + } while (len && sgl->cur < MAX_SGL_ENTS); + + ctx->merge = plen & (PAGE_SIZE - 1); + } + + err = 0; + + ctx->more = msg->msg_flags & MSG_MORE; + if (!ctx->more && !list_empty(&ctx->tsgl)) + sgl = list_entry(ctx->tsgl.prev, struct skcipher_sg_list, list); + +unlock: + skcipher_data_wakeup(sk); + release_sock(sk); + + return copied ?: err; +} + +static ssize_t skcipher_sendpage(struct socket *sock, struct page *page, + int offset, size_t size, int flags) +{ + struct sock *sk = sock->sk; + struct alg_sock *ask = alg_sk(sk); + struct skcipher_ctx *ctx = ask->private; + struct skcipher_sg_list *sgl; + int err = -EINVAL; + + lock_sock(sk); + if (!ctx->more && ctx->used) + goto unlock; + + if (!size) + goto done; + + if (!skcipher_writable(sk)) { + err = skcipher_wait_for_wmem(sk, flags); + if (err) + goto unlock; + } + + err = skcipher_alloc_sgl(sk); + if (err) + goto unlock; + + ctx->merge = 0; + sgl = list_entry(ctx->tsgl.prev, struct skcipher_sg_list, list); + + get_page(page); + sg_set_page(sgl->sg + sgl->cur, page, size, offset); + sgl->cur++; + ctx->used += size; + +done: + ctx->more = flags & MSG_MORE; + if (!ctx->more && !list_empty(&ctx->tsgl)) + sgl = list_entry(ctx->tsgl.prev, struct skcipher_sg_list, list); + +unlock: + skcipher_data_wakeup(sk); + release_sock(sk); + + return err ?: size; +} + +static int skcipher_recvmsg(struct kiocb *unused, struct socket *sock, + struct msghdr *msg, size_t ignored, int flags) +{ + struct sock *sk = sock->sk; + struct alg_sock *ask = alg_sk(sk); + struct skcipher_ctx *ctx = ask->private; + unsigned bs = crypto_ablkcipher_blocksize(crypto_ablkcipher_reqtfm( + &ctx->req)); + struct skcipher_sg_list *sgl; + struct scatterlist *sg; + unsigned long iovlen; + struct iovec *iov; + int err = -EAGAIN; + int used; + long copied = 0; + + lock_sock(sk); + for (iov = msg->msg_iov, iovlen = msg->msg_iovlen; iovlen > 0; + iovlen--, iov++) { + unsigned long seglen = iov->iov_len; + char __user *from = iov->iov_base; + + while (seglen) { + sgl = list_first_entry(&ctx->tsgl, + struct skcipher_sg_list, list); + sg = sgl->sg; + + while (!sg->length) + sg++; + + used = ctx->used; + if (!used) { + err = skcipher_wait_for_data(sk, flags); + if (err) + goto unlock; + } + + used = min_t(unsigned long, used, seglen); + + used = af_alg_make_sg(&ctx->rsgl, from, used, 1); + err = used; + if (err < 0) + goto unlock; + + if (ctx->more || used < ctx->used) + used -= used % bs; + + err = -EINVAL; + if (!used) + goto free; + + ablkcipher_request_set_crypt(&ctx->req, sg, + ctx->rsgl.sg, used, + ctx->iv); + + err = af_alg_wait_for_completion( + ctx->enc ? + crypto_ablkcipher_encrypt(&ctx->req) : + crypto_ablkcipher_decrypt(&ctx->req), + &ctx->completion); + +free: + af_alg_free_sg(&ctx->rsgl); + + if (err) + goto unlock; + + copied += used; + from += used; + seglen -= used; + skcipher_pull_sgl(sk, used); + } + } + + err = 0; + +unlock: + skcipher_wmem_wakeup(sk); + release_sock(sk); + + return copied ?: err; +} + + +static unsigned int skcipher_poll(struct file *file, struct socket *sock, + poll_table *wait) +{ + struct sock *sk = sock->sk; + struct alg_sock *ask = alg_sk(sk); + struct skcipher_ctx *ctx = ask->private; + unsigned int mask; + + sock_poll_wait(file, sk_sleep(sk), wait); + mask = 0; + + if (ctx->used) + mask |= POLLIN | POLLRDNORM; + + if (skcipher_writable(sk)) + mask |= POLLOUT | POLLWRNORM | POLLWRBAND; + + return mask; +} + +static struct proto_ops algif_skcipher_ops = { + .family = PF_ALG, + + .connect = sock_no_connect, + .socketpair = sock_no_socketpair, + .getname = sock_no_getname, + .ioctl = sock_no_ioctl, + .listen = sock_no_listen, + .shutdown = sock_no_shutdown, + .getsockopt = sock_no_getsockopt, + .mmap = sock_no_mmap, + .bind = sock_no_bind, + .accept = sock_no_accept, + .setsockopt = sock_no_setsockopt, + + .release = af_alg_release, + .sendmsg = skcipher_sendmsg, + .sendpage = skcipher_sendpage, + .recvmsg = skcipher_recvmsg, + .poll = skcipher_poll, +}; + +static void *skcipher_bind(const char *name, u32 type, u32 mask) +{ + return crypto_alloc_ablkcipher(name, type, mask); +} + +static void skcipher_release(void *private) +{ + crypto_free_ablkcipher(private); +} + +static int skcipher_setkey(void *private, const u8 *key, unsigned int keylen) +{ + return crypto_ablkcipher_setkey(private, key, keylen); +} + +static void skcipher_sock_destruct(struct sock *sk) +{ + struct alg_sock *ask = alg_sk(sk); + struct skcipher_ctx *ctx = ask->private; + struct crypto_ablkcipher *tfm = crypto_ablkcipher_reqtfm(&ctx->req); + + skcipher_free_sgl(sk); + sock_kfree_s(sk, ctx->iv, crypto_ablkcipher_ivsize(tfm)); + sock_kfree_s(sk, ctx, ctx->len); + af_alg_release_parent(sk); +} + +static int skcipher_accept_parent(void *private, struct sock *sk) +{ + struct skcipher_ctx *ctx; + struct alg_sock *ask = alg_sk(sk); + unsigned int len = sizeof(*ctx) + crypto_ablkcipher_reqsize(private); + + ctx = sock_kmalloc(sk, len, GFP_KERNEL); + if (!ctx) + return -ENOMEM; + + ctx->iv = sock_kmalloc(sk, crypto_ablkcipher_ivsize(private), + GFP_KERNEL); + if (!ctx->iv) { + sock_kfree_s(sk, ctx, len); + return -ENOMEM; + } + + memset(ctx->iv, 0, crypto_ablkcipher_ivsize(private)); + + INIT_LIST_HEAD(&ctx->tsgl); + ctx->len = len; + ctx->used = 0; + ctx->more = 0; + ctx->merge = 0; + ctx->enc = 0; + af_alg_init_completion(&ctx->completion); + + ask->private = ctx; + + ablkcipher_request_set_tfm(&ctx->req, private); + ablkcipher_request_set_callback(&ctx->req, CRYPTO_TFM_REQ_MAY_BACKLOG, + af_alg_complete, &ctx->completion); + + sk->sk_destruct = skcipher_sock_destruct; + + return 0; +} + +static const struct af_alg_type algif_type_skcipher = { + .bind = skcipher_bind, + .release = skcipher_release, + .setkey = skcipher_setkey, + .accept = skcipher_accept_parent, + .ops = &algif_skcipher_ops, + .name = "skcipher", + .owner = THIS_MODULE +}; + +static int __init algif_skcipher_init(void) +{ + return af_alg_register_type(&algif_type_skcipher); +} + +static void __exit algif_skcipher_exit(void) +{ + int err = af_alg_unregister_type(&algif_type_skcipher); + BUG_ON(err); +} + +module_init(algif_skcipher_init); +module_exit(algif_skcipher_exit); +MODULE_LICENSE("GPL"); diff --git a/crypto/authenc.c b/crypto/authenc.c index a5a22cfcd07b..5ef7ba6b6a76 100644 --- a/crypto/authenc.c +++ b/crypto/authenc.c @@ -107,20 +107,6 @@ badkey: goto out; } -static void authenc_chain(struct scatterlist *head, struct scatterlist *sg, - int chain) -{ - if (chain) { - head->length += sg->length; - sg = scatterwalk_sg_next(sg); - } - - if (sg) - scatterwalk_sg_chain(head, 2, sg); - else - sg_mark_end(head); -} - static void authenc_geniv_ahash_update_done(struct crypto_async_request *areq, int err) { @@ -345,7 +331,7 @@ static int crypto_authenc_genicv(struct aead_request *req, u8 *iv, if (ivsize) { sg_init_table(cipher, 2); sg_set_buf(cipher, iv, ivsize); - authenc_chain(cipher, dst, vdst == iv + ivsize); + scatterwalk_crypto_chain(cipher, dst, vdst == iv + ivsize, 2); dst = cipher; cryptlen += ivsize; } @@ -354,7 +340,7 @@ static int crypto_authenc_genicv(struct aead_request *req, u8 *iv, authenc_ahash_fn = crypto_authenc_ahash; sg_init_table(asg, 2); sg_set_page(asg, sg_page(assoc), assoc->length, assoc->offset); - authenc_chain(asg, dst, 0); + scatterwalk_crypto_chain(asg, dst, 0, 2); dst = asg; cryptlen += req->assoclen; } @@ -499,7 +485,7 @@ static int crypto_authenc_iverify(struct aead_request *req, u8 *iv, if (ivsize) { sg_init_table(cipher, 2); sg_set_buf(cipher, iv, ivsize); - authenc_chain(cipher, src, vsrc == iv + ivsize); + scatterwalk_crypto_chain(cipher, src, vsrc == iv + ivsize, 2); src = cipher; cryptlen += ivsize; } @@ -508,7 +494,7 @@ static int crypto_authenc_iverify(struct aead_request *req, u8 *iv, authenc_ahash_fn = crypto_authenc_ahash; sg_init_table(asg, 2); sg_set_page(asg, sg_page(assoc), assoc->length, assoc->offset); - authenc_chain(asg, src, 0); + scatterwalk_crypto_chain(asg, src, 0, 2); src = asg; cryptlen += req->assoclen; } diff --git a/crypto/cast5.c b/crypto/cast5.c index a1d2294b50ad..4a230ddec877 100644 --- a/crypto/cast5.c +++ b/crypto/cast5.c @@ -604,36 +604,23 @@ static void cast5_encrypt(struct crypto_tfm *tfm, u8 *outbuf, const u8 *inbuf) * Rounds 3, 6, 9, 12, and 15 use f function Type 3. */ + t = l; l = r; r = t ^ F1(r, Km[0], Kr[0]); + t = l; l = r; r = t ^ F2(r, Km[1], Kr[1]); + t = l; l = r; r = t ^ F3(r, Km[2], Kr[2]); + t = l; l = r; r = t ^ F1(r, Km[3], Kr[3]); + t = l; l = r; r = t ^ F2(r, Km[4], Kr[4]); + t = l; l = r; r = t ^ F3(r, Km[5], Kr[5]); + t = l; l = r; r = t ^ F1(r, Km[6], Kr[6]); + t = l; l = r; r = t ^ F2(r, Km[7], Kr[7]); + t = l; l = r; r = t ^ F3(r, Km[8], Kr[8]); + t = l; l = r; r = t ^ F1(r, Km[9], Kr[9]); + t = l; l = r; r = t ^ F2(r, Km[10], Kr[10]); + t = l; l = r; r = t ^ F3(r, Km[11], Kr[11]); if (!(c->rr)) { - t = l; l = r; r = t ^ F1(r, Km[0], Kr[0]); - t = l; l = r; r = t ^ F2(r, Km[1], Kr[1]); - t = l; l = r; r = t ^ F3(r, Km[2], Kr[2]); - t = l; l = r; r = t ^ F1(r, Km[3], Kr[3]); - t = l; l = r; r = t ^ F2(r, Km[4], Kr[4]); - t = l; l = r; r = t ^ F3(r, Km[5], Kr[5]); - t = l; l = r; r = t ^ F1(r, Km[6], Kr[6]); - t = l; l = r; r = t ^ F2(r, Km[7], Kr[7]); - t = l; l = r; r = t ^ F3(r, Km[8], Kr[8]); - t = l; l = r; r = t ^ F1(r, Km[9], Kr[9]); - t = l; l = r; r = t ^ F2(r, Km[10], Kr[10]); - t = l; l = r; r = t ^ F3(r, Km[11], Kr[11]); t = l; l = r; r = t ^ F1(r, Km[12], Kr[12]); t = l; l = r; r = t ^ F2(r, Km[13], Kr[13]); t = l; l = r; r = t ^ F3(r, Km[14], Kr[14]); t = l; l = r; r = t ^ F1(r, Km[15], Kr[15]); - } else { - t = l; l = r; r = t ^ F1(r, Km[0], Kr[0]); - t = l; l = r; r = t ^ F2(r, Km[1], Kr[1]); - t = l; l = r; r = t ^ F3(r, Km[2], Kr[2]); - t = l; l = r; r = t ^ F1(r, Km[3], Kr[3]); - t = l; l = r; r = t ^ F2(r, Km[4], Kr[4]); - t = l; l = r; r = t ^ F3(r, Km[5], Kr[5]); - t = l; l = r; r = t ^ F1(r, Km[6], Kr[6]); - t = l; l = r; r = t ^ F2(r, Km[7], Kr[7]); - t = l; l = r; r = t ^ F3(r, Km[8], Kr[8]); - t = l; l = r; r = t ^ F1(r, Km[9], Kr[9]); - t = l; l = r; r = t ^ F2(r, Km[10], Kr[10]); - t = l; l = r; r = t ^ F3(r, Km[11], Kr[11]); } /* c1...c64 <-- (R16,L16). (Exchange final blocks L16, R16 and @@ -663,32 +650,19 @@ static void cast5_decrypt(struct crypto_tfm *tfm, u8 *outbuf, const u8 *inbuf) t = l; l = r; r = t ^ F3(r, Km[14], Kr[14]); t = l; l = r; r = t ^ F2(r, Km[13], Kr[13]); t = l; l = r; r = t ^ F1(r, Km[12], Kr[12]); - t = l; l = r; r = t ^ F3(r, Km[11], Kr[11]); - t = l; l = r; r = t ^ F2(r, Km[10], Kr[10]); - t = l; l = r; r = t ^ F1(r, Km[9], Kr[9]); - t = l; l = r; r = t ^ F3(r, Km[8], Kr[8]); - t = l; l = r; r = t ^ F2(r, Km[7], Kr[7]); - t = l; l = r; r = t ^ F1(r, Km[6], Kr[6]); - t = l; l = r; r = t ^ F3(r, Km[5], Kr[5]); - t = l; l = r; r = t ^ F2(r, Km[4], Kr[4]); - t = l; l = r; r = t ^ F1(r, Km[3], Kr[3]); - t = l; l = r; r = t ^ F3(r, Km[2], Kr[2]); - t = l; l = r; r = t ^ F2(r, Km[1], Kr[1]); - t = l; l = r; r = t ^ F1(r, Km[0], Kr[0]); - } else { - t = l; l = r; r = t ^ F3(r, Km[11], Kr[11]); - t = l; l = r; r = t ^ F2(r, Km[10], Kr[10]); - t = l; l = r; r = t ^ F1(r, Km[9], Kr[9]); - t = l; l = r; r = t ^ F3(r, Km[8], Kr[8]); - t = l; l = r; r = t ^ F2(r, Km[7], Kr[7]); - t = l; l = r; r = t ^ F1(r, Km[6], Kr[6]); - t = l; l = r; r = t ^ F3(r, Km[5], Kr[5]); - t = l; l = r; r = t ^ F2(r, Km[4], Kr[4]); - t = l; l = r; r = t ^ F1(r, Km[3], Kr[3]); - t = l; l = r; r = t ^ F3(r, Km[2], Kr[2]); - t = l; l = r; r = t ^ F2(r, Km[1], Kr[1]); - t = l; l = r; r = t ^ F1(r, Km[0], Kr[0]); } + t = l; l = r; r = t ^ F3(r, Km[11], Kr[11]); + t = l; l = r; r = t ^ F2(r, Km[10], Kr[10]); + t = l; l = r; r = t ^ F1(r, Km[9], Kr[9]); + t = l; l = r; r = t ^ F3(r, Km[8], Kr[8]); + t = l; l = r; r = t ^ F2(r, Km[7], Kr[7]); + t = l; l = r; r = t ^ F1(r, Km[6], Kr[6]); + t = l; l = r; r = t ^ F3(r, Km[5], Kr[5]); + t = l; l = r; r = t ^ F2(r, Km[4], Kr[4]); + t = l; l = r; r = t ^ F1(r, Km[3], Kr[3]); + t = l; l = r; r = t ^ F3(r, Km[2], Kr[2]); + t = l; l = r; r = t ^ F2(r, Km[1], Kr[1]); + t = l; l = r; r = t ^ F1(r, Km[0], Kr[0]); dst[0] = cpu_to_be32(r); dst[1] = cpu_to_be32(l); diff --git a/crypto/crypto_wq.c b/crypto/crypto_wq.c index fdcf6248f152..b980ee1af459 100644 --- a/crypto/crypto_wq.c +++ b/crypto/crypto_wq.c @@ -20,7 +20,8 @@ EXPORT_SYMBOL_GPL(kcrypto_wq); static int __init crypto_wq_init(void) { - kcrypto_wq = create_workqueue("crypto"); + kcrypto_wq = alloc_workqueue("crypto", + WQ_MEM_RECLAIM | WQ_CPU_INTENSIVE, 1); if (unlikely(!kcrypto_wq)) return -ENOMEM; return 0; diff --git a/crypto/deflate.c b/crypto/deflate.c index 463dc859aa05..cbc7a33a9600 100644 --- a/crypto/deflate.c +++ b/crypto/deflate.c @@ -48,12 +48,11 @@ static int deflate_comp_init(struct deflate_ctx *ctx) int ret = 0; struct z_stream_s *stream = &ctx->comp_stream; - stream->workspace = vmalloc(zlib_deflate_workspacesize()); + stream->workspace = vzalloc(zlib_deflate_workspacesize()); if (!stream->workspace) { ret = -ENOMEM; goto out; } - memset(stream->workspace, 0, zlib_deflate_workspacesize()); ret = zlib_deflateInit2(stream, DEFLATE_DEF_LEVEL, Z_DEFLATED, -DEFLATE_DEF_WINBITS, DEFLATE_DEF_MEMLEVEL, Z_DEFAULT_STRATEGY); diff --git a/crypto/eseqiv.c b/crypto/eseqiv.c index 3ca3b669d5d5..42ce9f570aec 100644 --- a/crypto/eseqiv.c +++ b/crypto/eseqiv.c @@ -62,20 +62,6 @@ out: skcipher_givcrypt_complete(req, err); } -static void eseqiv_chain(struct scatterlist *head, struct scatterlist *sg, - int chain) -{ - if (chain) { - head->length += sg->length; - sg = scatterwalk_sg_next(sg); - } - - if (sg) - scatterwalk_sg_chain(head, 2, sg); - else - sg_mark_end(head); -} - static int eseqiv_givencrypt(struct skcipher_givcrypt_request *req) { struct crypto_ablkcipher *geniv = skcipher_givcrypt_reqtfm(req); @@ -124,13 +110,13 @@ static int eseqiv_givencrypt(struct skcipher_givcrypt_request *req) sg_init_table(reqctx->src, 2); sg_set_buf(reqctx->src, giv, ivsize); - eseqiv_chain(reqctx->src, osrc, vsrc == giv + ivsize); + scatterwalk_crypto_chain(reqctx->src, osrc, vsrc == giv + ivsize, 2); dst = reqctx->src; if (osrc != odst) { sg_init_table(reqctx->dst, 2); sg_set_buf(reqctx->dst, giv, ivsize); - eseqiv_chain(reqctx->dst, odst, vdst == giv + ivsize); + scatterwalk_crypto_chain(reqctx->dst, odst, vdst == giv + ivsize, 2); dst = reqctx->dst; } diff --git a/crypto/gcm.c b/crypto/gcm.c index 2f5fbba6576c..1a252639ef91 100644 --- a/crypto/gcm.c +++ b/crypto/gcm.c @@ -1102,21 +1102,6 @@ static int crypto_rfc4543_setauthsize(struct crypto_aead *parent, return crypto_aead_setauthsize(ctx->child, authsize); } -/* this is the same as crypto_authenc_chain */ -static void crypto_rfc4543_chain(struct scatterlist *head, - struct scatterlist *sg, int chain) -{ - if (chain) { - head->length += sg->length; - sg = scatterwalk_sg_next(sg); - } - - if (sg) - scatterwalk_sg_chain(head, 2, sg); - else - sg_mark_end(head); -} - static struct aead_request *crypto_rfc4543_crypt(struct aead_request *req, int enc) { @@ -1154,13 +1139,13 @@ static struct aead_request *crypto_rfc4543_crypt(struct aead_request *req, sg_init_table(payload, 2); sg_set_buf(payload, req->iv, 8); - crypto_rfc4543_chain(payload, dst, vdst == req->iv + 8); + scatterwalk_crypto_chain(payload, dst, vdst == req->iv + 8, 2); assoclen += 8 + req->cryptlen - (enc ? 0 : authsize); sg_init_table(assoc, 2); sg_set_page(assoc, sg_page(req->assoc), req->assoc->length, req->assoc->offset); - crypto_rfc4543_chain(assoc, payload, 0); + scatterwalk_crypto_chain(assoc, payload, 0, 2); aead_request_set_tfm(subreq, ctx->child); aead_request_set_callback(subreq, req->base.flags, req->base.complete, diff --git a/crypto/pcrypt.c b/crypto/pcrypt.c index 75586f1f86e7..29a89dad68b6 100644 --- a/crypto/pcrypt.c +++ b/crypto/pcrypt.c @@ -455,7 +455,8 @@ static int pcrypt_init_padata(struct padata_pcrypt *pcrypt, get_online_cpus(); - pcrypt->wq = create_workqueue(name); + pcrypt->wq = alloc_workqueue(name, + WQ_MEM_RECLAIM | WQ_CPU_INTENSIVE, 1); if (!pcrypt->wq) goto err; diff --git a/crypto/rmd128.c b/crypto/rmd128.c index 1ceb6735aa53..8a0f68b7f257 100644 --- a/crypto/rmd128.c +++ b/crypto/rmd128.c @@ -5,7 +5,7 @@ * * Based on the reference implementation by Antoon Bosselaers, ESAT-COSIC * - * Copyright (c) 2008 Adrian-Ken Rueegsegger <rueegsegger (at) swiss-it.ch> + * Copyright (c) 2008 Adrian-Ken Rueegsegger <ken@codelabs.ch> * * 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 @@ -325,4 +325,5 @@ module_init(rmd128_mod_init); module_exit(rmd128_mod_fini); MODULE_LICENSE("GPL"); +MODULE_AUTHOR("Adrian-Ken Rueegsegger <ken@codelabs.ch>"); MODULE_DESCRIPTION("RIPEMD-128 Message Digest"); diff --git a/crypto/rmd160.c b/crypto/rmd160.c index 472261fc913f..525d7bb752cf 100644 --- a/crypto/rmd160.c +++ b/crypto/rmd160.c @@ -5,7 +5,7 @@ * * Based on the reference implementation by Antoon Bosselaers, ESAT-COSIC * - * Copyright (c) 2008 Adrian-Ken Rueegsegger <rueegsegger (at) swiss-it.ch> + * Copyright (c) 2008 Adrian-Ken Rueegsegger <ken@codelabs.ch> * * 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 @@ -369,4 +369,5 @@ module_init(rmd160_mod_init); module_exit(rmd160_mod_fini); MODULE_LICENSE("GPL"); +MODULE_AUTHOR("Adrian-Ken Rueegsegger <ken@codelabs.ch>"); MODULE_DESCRIPTION("RIPEMD-160 Message Digest"); diff --git a/crypto/rmd256.c b/crypto/rmd256.c index 72eafa8d2e7b..69293d9b56e0 100644 --- a/crypto/rmd256.c +++ b/crypto/rmd256.c @@ -5,7 +5,7 @@ * * Based on the reference implementation by Antoon Bosselaers, ESAT-COSIC * - * Copyright (c) 2008 Adrian-Ken Rueegsegger <rueegsegger (at) swiss-it.ch> + * Copyright (c) 2008 Adrian-Ken Rueegsegger <ken@codelabs.ch> * * 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 @@ -344,4 +344,5 @@ module_init(rmd256_mod_init); module_exit(rmd256_mod_fini); MODULE_LICENSE("GPL"); +MODULE_AUTHOR("Adrian-Ken Rueegsegger <ken@codelabs.ch>"); MODULE_DESCRIPTION("RIPEMD-256 Message Digest"); diff --git a/crypto/rmd320.c b/crypto/rmd320.c index 86becaba2f05..09f97dfdfbba 100644 --- a/crypto/rmd320.c +++ b/crypto/rmd320.c @@ -5,7 +5,7 @@ * * Based on the reference implementation by Antoon Bosselaers, ESAT-COSIC * - * Copyright (c) 2008 Adrian-Ken Rueegsegger <rueegsegger (at) swiss-it.ch> + * Copyright (c) 2008 Adrian-Ken Rueegsegger <ken@codelabs.ch> * * 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 @@ -393,4 +393,5 @@ module_init(rmd320_mod_init); module_exit(rmd320_mod_fini); MODULE_LICENSE("GPL"); +MODULE_AUTHOR("Adrian-Ken Rueegsegger <ken@codelabs.ch>"); MODULE_DESCRIPTION("RIPEMD-320 Message Digest"); diff --git a/crypto/shash.c b/crypto/shash.c index 22fd9433141f..76f74b963151 100644 --- a/crypto/shash.c +++ b/crypto/shash.c @@ -310,7 +310,13 @@ static int shash_async_export(struct ahash_request *req, void *out) static int shash_async_import(struct ahash_request *req, const void *in) { - return crypto_shash_import(ahash_request_ctx(req), in); + struct crypto_shash **ctx = crypto_ahash_ctx(crypto_ahash_reqtfm(req)); + struct shash_desc *desc = ahash_request_ctx(req); + + desc->tfm = *ctx; + desc->flags = req->base.flags; + + return crypto_shash_import(desc, in); } static void crypto_exit_shash_ops_async(struct crypto_tfm *tfm) diff --git a/crypto/tcrypt.c b/crypto/tcrypt.c index 3ca68f9fc14d..9aac5e58be94 100644 --- a/crypto/tcrypt.c +++ b/crypto/tcrypt.c @@ -8,6 +8,13 @@ * Copyright (c) 2002 Jean-Francois Dive <jef@linuxbe.org> * Copyright (c) 2007 Nokia Siemens Networks * + * Updated RFC4106 AES-GCM testing. + * Authors: Aidan O'Mahony (aidan.o.mahony@intel.com) + * Adrian Hoban <adrian.hoban@intel.com> + * Gabriele Paoloni <gabriele.paoloni@intel.com> + * Tadeusz Struk (tadeusz.struk@intel.com) + * Copyright (c) 2010, Intel Corporation. + * * 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) @@ -980,6 +987,10 @@ static int do_test(int m) ret += tcrypt_test("ansi_cprng"); break; + case 151: + ret += tcrypt_test("rfc4106(gcm(aes))"); + break; + case 200: test_cipher_speed("ecb(aes)", ENCRYPT, sec, NULL, 0, speed_template_16_24_32); diff --git a/crypto/testmgr.c b/crypto/testmgr.c index fa8c8f78c8d4..27ea9fe9476f 100644 --- a/crypto/testmgr.c +++ b/crypto/testmgr.c @@ -6,6 +6,13 @@ * Copyright (c) 2007 Nokia Siemens Networks * Copyright (c) 2008 Herbert Xu <herbert@gondor.apana.org.au> * + * Updated RFC4106 AES-GCM testing. + * Authors: Aidan O'Mahony (aidan.o.mahony@intel.com) + * Adrian Hoban <adrian.hoban@intel.com> + * Gabriele Paoloni <gabriele.paoloni@intel.com> + * Tadeusz Struk (tadeusz.struk@intel.com) + * Copyright (c) 2010, Intel Corporation. + * * 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) @@ -2242,6 +2249,23 @@ static const struct alg_test_desc alg_test_descs[] = { } } }, { + .alg = "rfc4106(gcm(aes))", + .test = alg_test_aead, + .suite = { + .aead = { + .enc = { + .vecs = aes_gcm_rfc4106_enc_tv_template, + .count = AES_GCM_4106_ENC_TEST_VECTORS + }, + .dec = { + .vecs = aes_gcm_rfc4106_dec_tv_template, + .count = AES_GCM_4106_DEC_TEST_VECTORS + } + } + } + }, { + + .alg = "rfc4309(ccm(aes))", .test = alg_test_aead, .fips_allowed = 1, diff --git a/crypto/testmgr.h b/crypto/testmgr.h index 74e35377fd30..834af7f2adee 100644 --- a/crypto/testmgr.h +++ b/crypto/testmgr.h @@ -6,6 +6,15 @@ * Copyright (c) 2007 Nokia Siemens Networks * Copyright (c) 2008 Herbert Xu <herbert@gondor.apana.org.au> * + * Updated RFC4106 AES-GCM testing. Some test vectors were taken from + * http://csrc.nist.gov/groups/ST/toolkit/BCM/documents/proposedmodes/ + * gcm/gcm-test-vectors.tar.gz + * Authors: Aidan O'Mahony (aidan.o.mahony@intel.com) + * Adrian Hoban <adrian.hoban@intel.com> + * Gabriele Paoloni <gabriele.paoloni@intel.com> + * Tadeusz Struk (tadeusz.struk@intel.com) + * Copyright (c) 2010, Intel Corporation. + * * 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) @@ -2947,6 +2956,8 @@ static struct cipher_testvec cast6_dec_tv_template[] = { #define AES_CTR_3686_DEC_TEST_VECTORS 6 #define AES_GCM_ENC_TEST_VECTORS 9 #define AES_GCM_DEC_TEST_VECTORS 8 +#define AES_GCM_4106_ENC_TEST_VECTORS 7 +#define AES_GCM_4106_DEC_TEST_VECTORS 7 #define AES_CCM_ENC_TEST_VECTORS 7 #define AES_CCM_DEC_TEST_VECTORS 7 #define AES_CCM_4309_ENC_TEST_VECTORS 7 @@ -5829,6 +5840,356 @@ static struct aead_testvec aes_gcm_dec_tv_template[] = { } }; +static struct aead_testvec aes_gcm_rfc4106_enc_tv_template[] = { + { /* Generated using Crypto++ */ + .key = zeroed_string, + .klen = 20, + .iv = zeroed_string, + .input = zeroed_string, + .ilen = 16, + .assoc = zeroed_string, + .alen = 8, + .result = "\x03\x88\xDA\xCE\x60\xB6\xA3\x92" + "\xF3\x28\xC2\xB9\x71\xB2\xFE\x78" + "\x97\xFE\x4C\x23\x37\x42\x01\xE0" + "\x81\x9F\x8D\xC5\xD7\x41\xA0\x1B", + .rlen = 32, + },{ + .key = "\xfe\xff\xe9\x92\x86\x65\x73\x1c" + "\x6d\x6a\x8f\x94\x67\x30\x83\x08" + "\x00\x00\x00\x00", + .klen = 20, + .iv = "\x00\x00\x00\x00\x00\x00\x00\x01" + "\x00\x00\x00\x00", + .input = zeroed_string, + .ilen = 16, + .assoc = zeroed_string, + .alen = 8, + .result = "\xC0\x0D\x8B\x42\x0F\x8F\x34\x18" + "\x88\xB1\xC5\xBC\xC5\xB6\xD6\x28" + "\x6A\x9D\xDF\x11\x5E\xFE\x5E\x9D" + "\x2F\x70\x44\x92\xF7\xF2\xE3\xEF", + .rlen = 32, + + }, { + .key = "\xfe\xff\xe9\x92\x86\x65\x73\x1c" + "\x6d\x6a\x8f\x94\x67\x30\x83\x08" + "\x00\x00\x00\x00", + .klen = 20, + .iv = zeroed_string, + .input = "\x01\x01\x01\x01\x01\x01\x01\x01" + "\x01\x01\x01\x01\x01\x01\x01\x01", + .ilen = 16, + .assoc = zeroed_string, + .alen = 8, + .result = "\x4B\xB1\xB5\xE3\x25\x71\x70\xDE" + "\x7F\xC9\x9C\xA5\x14\x19\xF2\xAC" + "\x0B\x8F\x88\x69\x17\xE6\xB4\x3C" + "\xB1\x68\xFD\x14\x52\x64\x61\xB2", + .rlen = 32, + }, { + .key = "\xfe\xff\xe9\x92\x86\x65\x73\x1c" + "\x6d\x6a\x8f\x94\x67\x30\x83\x08" + "\x00\x00\x00\x00", + .klen = 20, + .iv = zeroed_string, + .input = "\x01\x01\x01\x01\x01\x01\x01\x01" + "\x01\x01\x01\x01\x01\x01\x01\x01", + .ilen = 16, + .assoc = "\x01\x01\x01\x01\x01\x01\x01\x01", + .alen = 8, + .result = "\x4B\xB1\xB5\xE3\x25\x71\x70\xDE" + "\x7F\xC9\x9C\xA5\x14\x19\xF2\xAC" + "\x90\x92\xB7\xE3\x5F\xA3\x9A\x63" + "\x7E\xD7\x1F\xD8\xD3\x7C\x4B\xF5", + .rlen = 32, + }, { + .key = "\xfe\xff\xe9\x92\x86\x65\x73\x1c" + "\x6d\x6a\x8f\x94\x67\x30\x83\x08" + "\x00\x00\x00\x00", + .klen = 20, + .iv = "\x00\x00\x00\x00\x00\x00\x00\x01" + "\x00\x00\x00\x00", + .input = "\x01\x01\x01\x01\x01\x01\x01\x01" + "\x01\x01\x01\x01\x01\x01\x01\x01", + .ilen = 16, + .assoc = "\x01\x01\x01\x01\x01\x01\x01\x01", + .alen = 8, + .result = "\xC1\x0C\x8A\x43\x0E\x8E\x35\x19" + "\x89\xB0\xC4\xBD\xC4\xB7\xD7\x29" + "\x64\x50\xF9\x32\x13\xFB\x74\x61" + "\xF4\xED\x52\xD3\xC5\x10\x55\x3C", + .rlen = 32, + }, { + .key = "\xfe\xff\xe9\x92\x86\x65\x73\x1c" + "\x6d\x6a\x8f\x94\x67\x30\x83\x08" + "\x00\x00\x00\x00", + .klen = 20, + .iv = "\x00\x00\x00\x00\x00\x00\x00\x01" + "\x00\x00\x00\x00", + .input = "\x01\x01\x01\x01\x01\x01\x01\x01" + "\x01\x01\x01\x01\x01\x01\x01\x01" + "\x01\x01\x01\x01\x01\x01\x01\x01" + "\x01\x01\x01\x01\x01\x01\x01\x01" + "\x01\x01\x01\x01\x01\x01\x01\x01" + "\x01\x01\x01\x01\x01\x01\x01\x01" + "\x01\x01\x01\x01\x01\x01\x01\x01" + "\x01\x01\x01\x01\x01\x01\x01\x01", + .ilen = 64, + .assoc = "\x01\x01\x01\x01\x01\x01\x01\x01", + .alen = 8, + .result = "\xC1\x0C\x8A\x43\x0E\x8E\x35\x19" + "\x89\xB0\xC4\xBD\xC4\xB7\xD7\x29" + "\x98\x14\xA1\x42\x37\x80\xFD\x90" + "\x68\x12\x01\xA8\x91\x89\xB9\x83" + "\x5B\x11\x77\x12\x9B\xFF\x24\x89" + "\x94\x5F\x18\x12\xBA\x27\x09\x39" + "\x99\x96\x76\x42\x15\x1C\xCD\xCB" + "\xDC\xD3\xDA\x65\x73\xAF\x80\xCD" + "\xD2\xB6\xC2\x4A\x76\xC2\x92\x85" + "\xBD\xCF\x62\x98\x58\x14\xE5\xBD", + .rlen = 80, + }, { + .key = "\x00\x01\x02\x03\x04\x05\x06\x07" + "\x08\x09\x0a\x0b\x0c\x0d\x0e\x0f" + "\x00\x00\x00\x00", + .klen = 20, + .iv = "\x00\x00\x45\x67\x89\xab\xcd\xef" + "\x00\x00\x00\x00", + .input = "\xff\xff\xff\xff\xff\xff\xff\xff" + "\xff\xff\xff\xff\xff\xff\xff\xff" + "\xff\xff\xff\xff\xff\xff\xff\xff" + "\xff\xff\xff\xff\xff\xff\xff\xff" + "\xff\xff\xff\xff\xff\xff\xff\xff" + "\xff\xff\xff\xff\xff\xff\xff\xff" + "\xff\xff\xff\xff\xff\xff\xff\xff" + "\xff\xff\xff\xff\xff\xff\xff\xff" + "\xff\xff\xff\xff\xff\xff\xff\xff" + "\xff\xff\xff\xff\xff\xff\xff\xff" + "\xff\xff\xff\xff\xff\xff\xff\xff" + "\xff\xff\xff\xff\xff\xff\xff\xff" + "\xff\xff\xff\xff\xff\xff\xff\xff" + "\xff\xff\xff\xff\xff\xff\xff\xff" + "\xff\xff\xff\xff\xff\xff\xff\xff" + "\xff\xff\xff\xff\xff\xff\xff\xff" + "\xff\xff\xff\xff\xff\xff\xff\xff" + "\xff\xff\xff\xff\xff\xff\xff\xff" + "\xff\xff\xff\xff\xff\xff\xff\xff" + "\xff\xff\xff\xff\xff\xff\xff\xff" + "\xff\xff\xff\xff\xff\xff\xff\xff" + "\xff\xff\xff\xff\xff\xff\xff\xff" + "\xff\xff\xff\xff\xff\xff\xff\xff" + "\xff\xff\xff\xff\xff\xff\xff\xff", + .ilen = 192, + .assoc = "\xaa\xaa\xaa\xaa\xaa\xaa\xaa\xaa" + "\xaa\xaa\xaa\xaa", + .alen = 12, + .result = "\xC1\x76\x33\x85\xE2\x9B\x5F\xDE" + "\xDE\x89\x3D\x42\xE7\xC9\x69\x8A" + "\x44\x6D\xC3\x88\x46\x2E\xC2\x01" + "\x5E\xF6\x0C\x39\xF0\xC4\xA5\x82" + "\xCD\xE8\x31\xCC\x0A\x4C\xE4\x44" + "\x41\xA9\x82\x6F\x22\xA1\x23\x1A" + "\xA8\xE3\x16\xFD\x31\x5C\x27\x31" + "\xF1\x7F\x01\x63\xA3\xAF\x70\xA1" + "\xCF\x07\x57\x41\x67\xD0\xC4\x42" + "\xDB\x18\xC6\x4C\x4C\xE0\x3D\x9F" + "\x05\x07\xFB\x13\x7D\x4A\xCA\x5B" + "\xF0\xBF\x64\x7E\x05\xB1\x72\xEE" + "\x7C\x3B\xD4\xCD\x14\x03\xB2\x2C" + "\xD3\xA9\xEE\xFA\x17\xFC\x9C\xDF" + "\xC7\x75\x40\xFF\xAE\xAD\x1E\x59" + "\x2F\x30\x24\xFB\xAD\x6B\x10\xFA" + "\x6C\x9F\x5B\xE7\x25\xD5\xD0\x25" + "\xAC\x4A\x4B\xDA\xFC\x7A\x85\x1B" + "\x7E\x13\x06\x82\x08\x17\xA4\x35" + "\xEC\xC5\x8D\x63\x96\x81\x0A\x8F" + "\xA3\x05\x38\x95\x20\x1A\x47\x04" + "\x6F\x6D\xDA\x8F\xEF\xC1\x76\x35" + "\x6B\xC7\x4D\x0F\x94\x12\xCA\x3E" + "\x2E\xD5\x03\x2E\x86\x7E\xAA\x3B" + "\x37\x08\x1C\xCF\xBA\x5D\x71\x46" + "\x80\x72\xB0\x4C\x82\x0D\x60\x3C", + .rlen = 208, + } +}; + +static struct aead_testvec aes_gcm_rfc4106_dec_tv_template[] = { + { /* Generated using Crypto++ */ + .key = zeroed_string, + .klen = 20, + .iv = zeroed_string, + .input = "\x03\x88\xDA\xCE\x60\xB6\xA3\x92" + "\xF3\x28\xC2\xB9\x71\xB2\xFE\x78" + "\x97\xFE\x4C\x23\x37\x42\x01\xE0" + "\x81\x9F\x8D\xC5\xD7\x41\xA0\x1B", + .ilen = 32, + .assoc = zeroed_string, + .alen = 8, + .result = zeroed_string, + .rlen = 16, + + },{ + .key = "\xfe\xff\xe9\x92\x86\x65\x73\x1c" + "\x6d\x6a\x8f\x94\x67\x30\x83\x08" + "\x00\x00\x00\x00", + .klen = 20, + .iv = "\x00\x00\x00\x00\x00\x00\x00\x01" + "\x00\x00\x00\x00", + .input = "\xC0\x0D\x8B\x42\x0F\x8F\x34\x18" + "\x88\xB1\xC5\xBC\xC5\xB6\xD6\x28" + "\x6A\x9D\xDF\x11\x5E\xFE\x5E\x9D" + "\x2F\x70\x44\x92\xF7\xF2\xE3\xEF", + .ilen = 32, + .assoc = zeroed_string, + .alen = 8, + .result = zeroed_string, + .rlen = 16, + }, { + .key = "\xfe\xff\xe9\x92\x86\x65\x73\x1c" + "\x6d\x6a\x8f\x94\x67\x30\x83\x08" + "\x00\x00\x00\x00", + .klen = 20, + .iv = zeroed_string, + .input = "\x4B\xB1\xB5\xE3\x25\x71\x70\xDE" + "\x7F\xC9\x9C\xA5\x14\x19\xF2\xAC" + "\x0B\x8F\x88\x69\x17\xE6\xB4\x3C" + "\xB1\x68\xFD\x14\x52\x64\x61\xB2", + .ilen = 32, + .assoc = zeroed_string, + .alen = 8, + .result = "\x01\x01\x01\x01\x01\x01\x01\x01" + "\x01\x01\x01\x01\x01\x01\x01\x01", + .rlen = 16, + }, { + .key = "\xfe\xff\xe9\x92\x86\x65\x73\x1c" + "\x6d\x6a\x8f\x94\x67\x30\x83\x08" + "\x00\x00\x00\x00", + .klen = 20, + .iv = zeroed_string, + .input = "\x4B\xB1\xB5\xE3\x25\x71\x70\xDE" + "\x7F\xC9\x9C\xA5\x14\x19\xF2\xAC" + "\x90\x92\xB7\xE3\x5F\xA3\x9A\x63" + "\x7E\xD7\x1F\xD8\xD3\x7C\x4B\xF5", + .ilen = 32, + .assoc = "\x01\x01\x01\x01\x01\x01\x01\x01", + .alen = 8, + .result = "\x01\x01\x01\x01\x01\x01\x01\x01" + "\x01\x01\x01\x01\x01\x01\x01\x01", + .rlen = 16, + + }, { + .key = "\xfe\xff\xe9\x92\x86\x65\x73\x1c" + "\x6d\x6a\x8f\x94\x67\x30\x83\x08" + "\x00\x00\x00\x00", + .klen = 20, + .iv = "\x00\x00\x00\x00\x00\x00\x00\x01" + "\x00\x00\x00\x00", + .input = "\xC1\x0C\x8A\x43\x0E\x8E\x35\x19" + "\x89\xB0\xC4\xBD\xC4\xB7\xD7\x29" + "\x64\x50\xF9\x32\x13\xFB\x74\x61" + "\xF4\xED\x52\xD3\xC5\x10\x55\x3C", + .ilen = 32, + .assoc = "\x01\x01\x01\x01\x01\x01\x01\x01", + .alen = 8, + .result = "\x01\x01\x01\x01\x01\x01\x01\x01" + "\x01\x01\x01\x01\x01\x01\x01\x01", + .rlen = 16, + }, { + .key = "\xfe\xff\xe9\x92\x86\x65\x73\x1c" + "\x6d\x6a\x8f\x94\x67\x30\x83\x08" + "\x00\x00\x00\x00", + .klen = 20, + .iv = "\x00\x00\x00\x00\x00\x00\x00\x01" + "\x00\x00\x00\x00", + .input = "\xC1\x0C\x8A\x43\x0E\x8E\x35\x19" + "\x89\xB0\xC4\xBD\xC4\xB7\xD7\x29" + "\x98\x14\xA1\x42\x37\x80\xFD\x90" + "\x68\x12\x01\xA8\x91\x89\xB9\x83" + "\x5B\x11\x77\x12\x9B\xFF\x24\x89" + "\x94\x5F\x18\x12\xBA\x27\x09\x39" + "\x99\x96\x76\x42\x15\x1C\xCD\xCB" + "\xDC\xD3\xDA\x65\x73\xAF\x80\xCD" + "\xD2\xB6\xC2\x4A\x76\xC2\x92\x85" + "\xBD\xCF\x62\x98\x58\x14\xE5\xBD", + .ilen = 80, + .assoc = "\x01\x01\x01\x01\x01\x01\x01\x01", + .alen = 8, + .result = "\x01\x01\x01\x01\x01\x01\x01\x01" + "\x01\x01\x01\x01\x01\x01\x01\x01" + "\x01\x01\x01\x01\x01\x01\x01\x01" + "\x01\x01\x01\x01\x01\x01\x01\x01" + "\x01\x01\x01\x01\x01\x01\x01\x01" + "\x01\x01\x01\x01\x01\x01\x01\x01" + "\x01\x01\x01\x01\x01\x01\x01\x01" + "\x01\x01\x01\x01\x01\x01\x01\x01", + .rlen = 64, + }, { + .key = "\x00\x01\x02\x03\x04\x05\x06\x07" + "\x08\x09\x0a\x0b\x0c\x0d\x0e\x0f" + "\x00\x00\x00\x00", + .klen = 20, + .iv = "\x00\x00\x45\x67\x89\xab\xcd\xef" + "\x00\x00\x00\x00", + .input = "\xC1\x76\x33\x85\xE2\x9B\x5F\xDE" + "\xDE\x89\x3D\x42\xE7\xC9\x69\x8A" + "\x44\x6D\xC3\x88\x46\x2E\xC2\x01" + "\x5E\xF6\x0C\x39\xF0\xC4\xA5\x82" + "\xCD\xE8\x31\xCC\x0A\x4C\xE4\x44" + "\x41\xA9\x82\x6F\x22\xA1\x23\x1A" + "\xA8\xE3\x16\xFD\x31\x5C\x27\x31" + "\xF1\x7F\x01\x63\xA3\xAF\x70\xA1" + "\xCF\x07\x57\x41\x67\xD0\xC4\x42" + "\xDB\x18\xC6\x4C\x4C\xE0\x3D\x9F" + "\x05\x07\xFB\x13\x7D\x4A\xCA\x5B" + "\xF0\xBF\x64\x7E\x05\xB1\x72\xEE" + "\x7C\x3B\xD4\xCD\x14\x03\xB2\x2C" + "\xD3\xA9\xEE\xFA\x17\xFC\x9C\xDF" + "\xC7\x75\x40\xFF\xAE\xAD\x1E\x59" + "\x2F\x30\x24\xFB\xAD\x6B\x10\xFA" + "\x6C\x9F\x5B\xE7\x25\xD5\xD0\x25" + "\xAC\x4A\x4B\xDA\xFC\x7A\x85\x1B" + "\x7E\x13\x06\x82\x08\x17\xA4\x35" + "\xEC\xC5\x8D\x63\x96\x81\x0A\x8F" + "\xA3\x05\x38\x95\x20\x1A\x47\x04" + "\x6F\x6D\xDA\x8F\xEF\xC1\x76\x35" + "\x6B\xC7\x4D\x0F\x94\x12\xCA\x3E" + "\x2E\xD5\x03\x2E\x86\x7E\xAA\x3B" + "\x37\x08\x1C\xCF\xBA\x5D\x71\x46" + "\x80\x72\xB0\x4C\x82\x0D\x60\x3C", + .ilen = 208, + .assoc = "\xaa\xaa\xaa\xaa\xaa\xaa\xaa\xaa" + "\xaa\xaa\xaa\xaa", + .alen = 12, + .result = "\xff\xff\xff\xff\xff\xff\xff\xff" + "\xff\xff\xff\xff\xff\xff\xff\xff" + "\xff\xff\xff\xff\xff\xff\xff\xff" + "\xff\xff\xff\xff\xff\xff\xff\xff" + "\xff\xff\xff\xff\xff\xff\xff\xff" + "\xff\xff\xff\xff\xff\xff\xff\xff" + "\xff\xff\xff\xff\xff\xff\xff\xff" + "\xff\xff\xff\xff\xff\xff\xff\xff" + "\xff\xff\xff\xff\xff\xff\xff\xff" + "\xff\xff\xff\xff\xff\xff\xff\xff" + "\xff\xff\xff\xff\xff\xff\xff\xff" + "\xff\xff\xff\xff\xff\xff\xff\xff" + "\xff\xff\xff\xff\xff\xff\xff\xff" + "\xff\xff\xff\xff\xff\xff\xff\xff" + "\xff\xff\xff\xff\xff\xff\xff\xff" + "\xff\xff\xff\xff\xff\xff\xff\xff" + "\xff\xff\xff\xff\xff\xff\xff\xff" + "\xff\xff\xff\xff\xff\xff\xff\xff" + "\xff\xff\xff\xff\xff\xff\xff\xff" + "\xff\xff\xff\xff\xff\xff\xff\xff" + "\xff\xff\xff\xff\xff\xff\xff\xff" + "\xff\xff\xff\xff\xff\xff\xff\xff" + "\xff\xff\xff\xff\xff\xff\xff\xff" + "\xff\xff\xff\xff\xff\xff\xff\xff", + .rlen = 192, + + } +}; + static struct aead_testvec aes_ccm_enc_tv_template[] = { { /* From RFC 3610 */ .key = "\xc0\xc1\xc2\xc3\xc4\xc5\xc6\xc7" diff --git a/crypto/zlib.c b/crypto/zlib.c index c3015733c990..739b8fca4cea 100644 --- a/crypto/zlib.c +++ b/crypto/zlib.c @@ -95,11 +95,10 @@ static int zlib_compress_setup(struct crypto_pcomp *tfm, void *params, zlib_comp_exit(ctx); workspacesize = zlib_deflate_workspacesize(); - stream->workspace = vmalloc(workspacesize); + stream->workspace = vzalloc(workspacesize); if (!stream->workspace) return -ENOMEM; - memset(stream->workspace, 0, workspacesize); ret = zlib_deflateInit2(stream, tb[ZLIB_COMP_LEVEL] ? nla_get_u32(tb[ZLIB_COMP_LEVEL]) |