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authorLinus Torvalds <torvalds@linux-foundation.org>2021-04-26 08:51:23 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2021-04-26 08:51:23 -0700
commita4a78bc8ead44c3cdb470c6e1f37afcabdddfc14 (patch)
treeb86bd2a304d056b23a85bb34c79e033af7ab1b0f /crypto
parentffc766b31e900e91454d53b8619f0ff5377df945 (diff)
parente3a606f2c544b231f6079c8c5fea451e772e1139 (diff)
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Merge branch 'linus' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6
Pull crypto updates from Herbert Xu: "API: - crypto_destroy_tfm now ignores errors as well as NULL pointers Algorithms: - Add explicit curve IDs in ECDH algorithm names - Add NIST P384 curve parameters - Add ECDSA Drivers: - Add support for Green Sardine in ccp - Add ecdh/curve25519 to hisilicon/hpre - Add support for AM64 in sa2ul" * 'linus' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6: (184 commits) fsverity: relax build time dependency on CRYPTO_SHA256 fscrypt: relax Kconfig dependencies for crypto API algorithms crypto: camellia - drop duplicate "depends on CRYPTO" crypto: s5p-sss - consistently use local 'dev' variable in probe() crypto: s5p-sss - remove unneeded local variable initialization crypto: s5p-sss - simplify getting of_device_id match data ccp: ccp - add support for Green Sardine crypto: ccp - Make ccp_dev_suspend and ccp_dev_resume void functions crypto: octeontx2 - add support for OcteonTX2 98xx CPT block. crypto: chelsio/chcr - Remove useless MODULE_VERSION crypto: ux500/cryp - Remove duplicate argument crypto: chelsio - remove unused function crypto: sa2ul - Add support for AM64 crypto: sa2ul - Support for per channel coherency dt-bindings: crypto: ti,sa2ul: Add new compatible for AM64 crypto: hisilicon - enable new error types for QM crypto: hisilicon - add new error type for SEC crypto: hisilicon - support new error types for ZIP crypto: hisilicon - dynamic configuration 'err_info' crypto: doc - fix kernel-doc notation in chacha.c and af_alg.c ...
Diffstat (limited to 'crypto')
-rw-r--r--crypto/Kconfig15
-rw-r--r--crypto/Makefile6
-rw-r--r--crypto/aegis.h19
-rw-r--r--crypto/aegis128-core.c15
-rw-r--r--crypto/aegis128-neon.c10
-rw-r--r--crypto/af_alg.c94
-rw-r--r--crypto/api.c2
-rw-r--r--crypto/asymmetric_keys/public_key.c4
-rw-r--r--crypto/asymmetric_keys/x509_cert_parser.c49
-rw-r--r--crypto/asymmetric_keys/x509_public_key.c4
-rw-r--r--crypto/crc32_generic.c24
-rw-r--r--crypto/ecc.c291
-rw-r--r--crypto/ecc.h49
-rw-r--r--crypto/ecc_curve_defs.h49
-rw-r--r--crypto/ecdh.c72
-rw-r--r--crypto/ecdh_helper.c4
-rw-r--r--crypto/ecdsa.c376
-rw-r--r--crypto/ecdsasignature.asn14
-rw-r--r--crypto/fcrypt.c5
-rw-r--r--crypto/jitterentropy.c8
-rw-r--r--crypto/keywrap.c4
-rw-r--r--crypto/rng.c10
-rw-r--r--crypto/serpent_generic.c39
-rw-r--r--crypto/testmgr.c42
-rw-r--r--crypto/testmgr.h458
25 files changed, 1356 insertions, 297 deletions
diff --git a/crypto/Kconfig b/crypto/Kconfig
index 5809cc198fa7..ca3b02dcbbfa 100644
--- a/crypto/Kconfig
+++ b/crypto/Kconfig
@@ -242,6 +242,16 @@ config CRYPTO_ECDH
help
Generic implementation of the ECDH algorithm
+config CRYPTO_ECDSA
+ tristate "ECDSA (NIST P192, P256 etc.) algorithm"
+ select CRYPTO_ECC
+ select CRYPTO_AKCIPHER
+ select ASN1
+ help
+ Elliptic Curve Digital Signature Algorithm (NIST P192, P256 etc.)
+ is A NIST cryptographic standard algorithm. Only signature verification
+ is implemented.
+
config CRYPTO_ECRDSA
tristate "EC-RDSA (GOST 34.10) algorithm"
select CRYPTO_ECC
@@ -1213,7 +1223,6 @@ config CRYPTO_BLOWFISH_X86_64
config CRYPTO_CAMELLIA
tristate "Camellia cipher algorithms"
- depends on CRYPTO
select CRYPTO_ALGAPI
help
Camellia cipher algorithms module.
@@ -1229,7 +1238,6 @@ config CRYPTO_CAMELLIA
config CRYPTO_CAMELLIA_X86_64
tristate "Camellia cipher algorithm (x86_64)"
depends on X86 && 64BIT
- depends on CRYPTO
select CRYPTO_SKCIPHER
imply CRYPTO_CTR
help
@@ -1246,7 +1254,6 @@ config CRYPTO_CAMELLIA_X86_64
config CRYPTO_CAMELLIA_AESNI_AVX_X86_64
tristate "Camellia cipher algorithm (x86_64/AES-NI/AVX)"
depends on X86 && 64BIT
- depends on CRYPTO
select CRYPTO_SKCIPHER
select CRYPTO_CAMELLIA_X86_64
select CRYPTO_SIMD
@@ -1265,7 +1272,6 @@ config CRYPTO_CAMELLIA_AESNI_AVX_X86_64
config CRYPTO_CAMELLIA_AESNI_AVX2_X86_64
tristate "Camellia cipher algorithm (x86_64/AES-NI/AVX2)"
depends on X86 && 64BIT
- depends on CRYPTO
select CRYPTO_CAMELLIA_AESNI_AVX_X86_64
help
Camellia cipher algorithm module (x86_64/AES-NI/AVX2).
@@ -1281,7 +1287,6 @@ config CRYPTO_CAMELLIA_AESNI_AVX2_X86_64
config CRYPTO_CAMELLIA_SPARC64
tristate "Camellia cipher algorithm (SPARC64)"
depends on SPARC64
- depends on CRYPTO
select CRYPTO_ALGAPI
select CRYPTO_SKCIPHER
help
diff --git a/crypto/Makefile b/crypto/Makefile
index cf23affb1678..10526d4559b8 100644
--- a/crypto/Makefile
+++ b/crypto/Makefile
@@ -50,6 +50,12 @@ sm2_generic-y += sm2.o
obj-$(CONFIG_CRYPTO_SM2) += sm2_generic.o
+$(obj)/ecdsasignature.asn1.o: $(obj)/ecdsasignature.asn1.c $(obj)/ecdsasignature.asn1.h
+$(obj)/ecdsa.o: $(obj)/ecdsasignature.asn1.h
+ecdsa_generic-y += ecdsa.o
+ecdsa_generic-y += ecdsasignature.asn1.o
+obj-$(CONFIG_CRYPTO_ECDSA) += ecdsa_generic.o
+
crypto_acompress-y := acompress.o
crypto_acompress-y += scompress.o
obj-$(CONFIG_CRYPTO_ACOMP2) += crypto_acompress.o
diff --git a/crypto/aegis.h b/crypto/aegis.h
index 6920ebe77679..6ef9c174c973 100644
--- a/crypto/aegis.h
+++ b/crypto/aegis.h
@@ -21,9 +21,28 @@ union aegis_block {
u8 bytes[AEGIS_BLOCK_SIZE];
};
+struct aegis_state;
+
+extern int aegis128_have_aes_insn;
+
#define AEGIS_BLOCK_ALIGN (__alignof__(union aegis_block))
#define AEGIS_ALIGNED(p) IS_ALIGNED((uintptr_t)p, AEGIS_BLOCK_ALIGN)
+bool crypto_aegis128_have_simd(void);
+void crypto_aegis128_update_simd(struct aegis_state *state, const void *msg);
+void crypto_aegis128_init_simd(struct aegis_state *state,
+ const union aegis_block *key,
+ const u8 *iv);
+void crypto_aegis128_encrypt_chunk_simd(struct aegis_state *state, u8 *dst,
+ const u8 *src, unsigned int size);
+void crypto_aegis128_decrypt_chunk_simd(struct aegis_state *state, u8 *dst,
+ const u8 *src, unsigned int size);
+int crypto_aegis128_final_simd(struct aegis_state *state,
+ union aegis_block *tag_xor,
+ unsigned int assoclen,
+ unsigned int cryptlen,
+ unsigned int authsize);
+
static __always_inline void crypto_aegis_block_xor(union aegis_block *dst,
const union aegis_block *src)
{
diff --git a/crypto/aegis128-core.c b/crypto/aegis128-core.c
index 89dc1c559689..c4f1bfa1d04f 100644
--- a/crypto/aegis128-core.c
+++ b/crypto/aegis128-core.c
@@ -58,21 +58,6 @@ static bool aegis128_do_simd(void)
return false;
}
-bool crypto_aegis128_have_simd(void);
-void crypto_aegis128_update_simd(struct aegis_state *state, const void *msg);
-void crypto_aegis128_init_simd(struct aegis_state *state,
- const union aegis_block *key,
- const u8 *iv);
-void crypto_aegis128_encrypt_chunk_simd(struct aegis_state *state, u8 *dst,
- const u8 *src, unsigned int size);
-void crypto_aegis128_decrypt_chunk_simd(struct aegis_state *state, u8 *dst,
- const u8 *src, unsigned int size);
-int crypto_aegis128_final_simd(struct aegis_state *state,
- union aegis_block *tag_xor,
- unsigned int assoclen,
- unsigned int cryptlen,
- unsigned int authsize);
-
static void crypto_aegis128_update(struct aegis_state *state)
{
union aegis_block tmp;
diff --git a/crypto/aegis128-neon.c b/crypto/aegis128-neon.c
index 94d591a002a4..a7856915ec85 100644
--- a/crypto/aegis128-neon.c
+++ b/crypto/aegis128-neon.c
@@ -30,7 +30,7 @@ bool crypto_aegis128_have_simd(void)
return IS_ENABLED(CONFIG_ARM64);
}
-void crypto_aegis128_init_simd(union aegis_block *state,
+void crypto_aegis128_init_simd(struct aegis_state *state,
const union aegis_block *key,
const u8 *iv)
{
@@ -39,14 +39,14 @@ void crypto_aegis128_init_simd(union aegis_block *state,
kernel_neon_end();
}
-void crypto_aegis128_update_simd(union aegis_block *state, const void *msg)
+void crypto_aegis128_update_simd(struct aegis_state *state, const void *msg)
{
kernel_neon_begin();
crypto_aegis128_update_neon(state, msg);
kernel_neon_end();
}
-void crypto_aegis128_encrypt_chunk_simd(union aegis_block *state, u8 *dst,
+void crypto_aegis128_encrypt_chunk_simd(struct aegis_state *state, u8 *dst,
const u8 *src, unsigned int size)
{
kernel_neon_begin();
@@ -54,7 +54,7 @@ void crypto_aegis128_encrypt_chunk_simd(union aegis_block *state, u8 *dst,
kernel_neon_end();
}
-void crypto_aegis128_decrypt_chunk_simd(union aegis_block *state, u8 *dst,
+void crypto_aegis128_decrypt_chunk_simd(struct aegis_state *state, u8 *dst,
const u8 *src, unsigned int size)
{
kernel_neon_begin();
@@ -62,7 +62,7 @@ void crypto_aegis128_decrypt_chunk_simd(union aegis_block *state, u8 *dst,
kernel_neon_end();
}
-int crypto_aegis128_final_simd(union aegis_block *state,
+int crypto_aegis128_final_simd(struct aegis_state *state,
union aegis_block *tag_xor,
unsigned int assoclen,
unsigned int cryptlen,
diff --git a/crypto/af_alg.c b/crypto/af_alg.c
index 9acb9d2c4bcf..18cc82dc4a42 100644
--- a/crypto/af_alg.c
+++ b/crypto/af_alg.c
@@ -491,8 +491,8 @@ static int af_alg_cmsg_send(struct msghdr *msg, struct af_alg_control *con)
/**
* af_alg_alloc_tsgl - allocate the TX SGL
*
- * @sk socket of connection to user space
- * @return: 0 upon success, < 0 upon error
+ * @sk: socket of connection to user space
+ * Return: 0 upon success, < 0 upon error
*/
static int af_alg_alloc_tsgl(struct sock *sk)
{
@@ -525,15 +525,15 @@ static int af_alg_alloc_tsgl(struct sock *sk)
}
/**
- * aead_count_tsgl - Count number of TX SG entries
+ * af_alg_count_tsgl - Count number of TX SG entries
*
* The counting starts from the beginning of the SGL to @bytes. If
- * an offset is provided, the counting of the SG entries starts at the offset.
+ * an @offset is provided, the counting of the SG entries starts at the @offset.
*
- * @sk socket of connection to user space
- * @bytes Count the number of SG entries holding given number of bytes.
- * @offset Start the counting of SG entries from the given offset.
- * @return Number of TX SG entries found given the constraints
+ * @sk: socket of connection to user space
+ * @bytes: Count the number of SG entries holding given number of bytes.
+ * @offset: Start the counting of SG entries from the given offset.
+ * Return: Number of TX SG entries found given the constraints
*/
unsigned int af_alg_count_tsgl(struct sock *sk, size_t bytes, size_t offset)
{
@@ -577,19 +577,19 @@ unsigned int af_alg_count_tsgl(struct sock *sk, size_t bytes, size_t offset)
EXPORT_SYMBOL_GPL(af_alg_count_tsgl);
/**
- * aead_pull_tsgl - Release the specified buffers from TX SGL
+ * af_alg_pull_tsgl - Release the specified buffers from TX SGL
*
- * If @dst is non-null, reassign the pages to dst. The caller must release
+ * If @dst is non-null, reassign the pages to @dst. The caller must release
* the pages. If @dst_offset is given only reassign the pages to @dst starting
* at the @dst_offset (byte). The caller must ensure that @dst is large
* enough (e.g. by using af_alg_count_tsgl with the same offset).
*
- * @sk socket of connection to user space
- * @used Number of bytes to pull from TX SGL
- * @dst If non-NULL, buffer is reassigned to dst SGL instead of releasing. The
- * caller must release the buffers in dst.
- * @dst_offset Reassign the TX SGL from given offset. All buffers before
- * reaching the offset is released.
+ * @sk: socket of connection to user space
+ * @used: Number of bytes to pull from TX SGL
+ * @dst: If non-NULL, buffer is reassigned to dst SGL instead of releasing. The
+ * caller must release the buffers in dst.
+ * @dst_offset: Reassign the TX SGL from given offset. All buffers before
+ * reaching the offset is released.
*/
void af_alg_pull_tsgl(struct sock *sk, size_t used, struct scatterlist *dst,
size_t dst_offset)
@@ -657,7 +657,7 @@ EXPORT_SYMBOL_GPL(af_alg_pull_tsgl);
/**
* af_alg_free_areq_sgls - Release TX and RX SGLs of the request
*
- * @areq Request holding the TX and RX SGL
+ * @areq: Request holding the TX and RX SGL
*/
static void af_alg_free_areq_sgls(struct af_alg_async_req *areq)
{
@@ -692,9 +692,9 @@ static void af_alg_free_areq_sgls(struct af_alg_async_req *areq)
/**
* af_alg_wait_for_wmem - wait for availability of writable memory
*
- * @sk socket of connection to user space
- * @flags If MSG_DONTWAIT is set, then only report if function would sleep
- * @return 0 when writable memory is available, < 0 upon error
+ * @sk: socket of connection to user space
+ * @flags: If MSG_DONTWAIT is set, then only report if function would sleep
+ * Return: 0 when writable memory is available, < 0 upon error
*/
static int af_alg_wait_for_wmem(struct sock *sk, unsigned int flags)
{
@@ -725,7 +725,7 @@ static int af_alg_wait_for_wmem(struct sock *sk, unsigned int flags)
/**
* af_alg_wmem_wakeup - wakeup caller when writable memory is available
*
- * @sk socket of connection to user space
+ * @sk: socket of connection to user space
*/
void af_alg_wmem_wakeup(struct sock *sk)
{
@@ -748,10 +748,10 @@ EXPORT_SYMBOL_GPL(af_alg_wmem_wakeup);
/**
* af_alg_wait_for_data - wait for availability of TX data
*
- * @sk socket of connection to user space
- * @flags If MSG_DONTWAIT is set, then only report if function would sleep
- * @min Set to minimum request size if partial requests are allowed.
- * @return 0 when writable memory is available, < 0 upon error
+ * @sk: socket of connection to user space
+ * @flags: If MSG_DONTWAIT is set, then only report if function would sleep
+ * @min: Set to minimum request size if partial requests are allowed.
+ * Return: 0 when writable memory is available, < 0 upon error
*/
int af_alg_wait_for_data(struct sock *sk, unsigned flags, unsigned min)
{
@@ -790,7 +790,7 @@ EXPORT_SYMBOL_GPL(af_alg_wait_for_data);
/**
* af_alg_data_wakeup - wakeup caller when new data can be sent to kernel
*
- * @sk socket of connection to user space
+ * @sk: socket of connection to user space
*/
static void af_alg_data_wakeup(struct sock *sk)
{
@@ -820,12 +820,12 @@ static void af_alg_data_wakeup(struct sock *sk)
*
* In addition, the ctx is filled with the information sent via CMSG.
*
- * @sock socket of connection to user space
- * @msg message from user space
- * @size size of message from user space
- * @ivsize the size of the IV for the cipher operation to verify that the
+ * @sock: socket of connection to user space
+ * @msg: message from user space
+ * @size: size of message from user space
+ * @ivsize: the size of the IV for the cipher operation to verify that the
* user-space-provided IV has the right size
- * @return the number of copied data upon success, < 0 upon error
+ * Return: the number of copied data upon success, < 0 upon error
*/
int af_alg_sendmsg(struct socket *sock, struct msghdr *msg, size_t size,
unsigned int ivsize)
@@ -977,6 +977,11 @@ EXPORT_SYMBOL_GPL(af_alg_sendmsg);
/**
* af_alg_sendpage - sendpage system call handler
+ * @sock: socket of connection to user space to write to
+ * @page: data to send
+ * @offset: offset into page to begin sending
+ * @size: length of data
+ * @flags: message send/receive flags
*
* This is a generic implementation of sendpage to fill ctx->tsgl_list.
*/
@@ -1035,6 +1040,7 @@ EXPORT_SYMBOL_GPL(af_alg_sendpage);
/**
* af_alg_free_resources - release resources required for crypto request
+ * @areq: Request holding the TX and RX SGL
*/
void af_alg_free_resources(struct af_alg_async_req *areq)
{
@@ -1047,6 +1053,9 @@ EXPORT_SYMBOL_GPL(af_alg_free_resources);
/**
* af_alg_async_cb - AIO callback handler
+ * @_req: async request info
+ * @err: if non-zero, error result to be returned via ki_complete();
+ * otherwise return the AIO output length via ki_complete().
*
* This handler cleans up the struct af_alg_async_req upon completion of the
* AIO operation.
@@ -1073,6 +1082,9 @@ EXPORT_SYMBOL_GPL(af_alg_async_cb);
/**
* af_alg_poll - poll system call handler
+ * @file: file pointer
+ * @sock: socket to poll
+ * @wait: poll_table
*/
__poll_t af_alg_poll(struct file *file, struct socket *sock,
poll_table *wait)
@@ -1098,9 +1110,9 @@ EXPORT_SYMBOL_GPL(af_alg_poll);
/**
* af_alg_alloc_areq - allocate struct af_alg_async_req
*
- * @sk socket of connection to user space
- * @areqlen size of struct af_alg_async_req + crypto_*_reqsize
- * @return allocated data structure or ERR_PTR upon error
+ * @sk: socket of connection to user space
+ * @areqlen: size of struct af_alg_async_req + crypto_*_reqsize
+ * Return: allocated data structure or ERR_PTR upon error
*/
struct af_alg_async_req *af_alg_alloc_areq(struct sock *sk,
unsigned int areqlen)
@@ -1125,13 +1137,13 @@ EXPORT_SYMBOL_GPL(af_alg_alloc_areq);
* af_alg_get_rsgl - create the RX SGL for the output data from the crypto
* operation
*
- * @sk socket of connection to user space
- * @msg user space message
- * @flags flags used to invoke recvmsg with
- * @areq instance of the cryptographic request that will hold the RX SGL
- * @maxsize maximum number of bytes to be pulled from user space
- * @outlen number of bytes in the RX SGL
- * @return 0 on success, < 0 upon error
+ * @sk: socket of connection to user space
+ * @msg: user space message
+ * @flags: flags used to invoke recvmsg with
+ * @areq: instance of the cryptographic request that will hold the RX SGL
+ * @maxsize: maximum number of bytes to be pulled from user space
+ * @outlen: number of bytes in the RX SGL
+ * Return: 0 on success, < 0 upon error
*/
int af_alg_get_rsgl(struct sock *sk, struct msghdr *msg, int flags,
struct af_alg_async_req *areq, size_t maxsize,
diff --git a/crypto/api.c b/crypto/api.c
index ed08cbd5b9d3..c4eda56cff89 100644
--- a/crypto/api.c
+++ b/crypto/api.c
@@ -562,7 +562,7 @@ void crypto_destroy_tfm(void *mem, struct crypto_tfm *tfm)
{
struct crypto_alg *alg;
- if (unlikely(!mem))
+ if (IS_ERR_OR_NULL(mem))
return;
alg = tfm->__crt_alg;
diff --git a/crypto/asymmetric_keys/public_key.c b/crypto/asymmetric_keys/public_key.c
index 788a4ba1e2e7..4fefb219bfdc 100644
--- a/crypto/asymmetric_keys/public_key.c
+++ b/crypto/asymmetric_keys/public_key.c
@@ -14,6 +14,7 @@
#include <linux/slab.h>
#include <linux/seq_file.h>
#include <linux/scatterlist.h>
+#include <linux/asn1.h>
#include <keys/asymmetric-subtype.h>
#include <crypto/public_key.h>
#include <crypto/akcipher.h>
@@ -85,7 +86,8 @@ int software_key_determine_akcipher(const char *encoding,
return n >= CRYPTO_MAX_ALG_NAME ? -EINVAL : 0;
}
- if (strcmp(encoding, "raw") == 0) {
+ if (strcmp(encoding, "raw") == 0 ||
+ strcmp(encoding, "x962") == 0) {
strcpy(alg_name, pkey->pkey_algo);
return 0;
}
diff --git a/crypto/asymmetric_keys/x509_cert_parser.c b/crypto/asymmetric_keys/x509_cert_parser.c
index 52c9b455fc7d..6d003096b5bc 100644
--- a/crypto/asymmetric_keys/x509_cert_parser.c
+++ b/crypto/asymmetric_keys/x509_cert_parser.c
@@ -227,6 +227,26 @@ int x509_note_pkey_algo(void *context, size_t hdrlen,
ctx->cert->sig->hash_algo = "sha224";
goto rsa_pkcs1;
+ case OID_id_ecdsa_with_sha1:
+ ctx->cert->sig->hash_algo = "sha1";
+ goto ecdsa;
+
+ case OID_id_ecdsa_with_sha224:
+ ctx->cert->sig->hash_algo = "sha224";
+ goto ecdsa;
+
+ case OID_id_ecdsa_with_sha256:
+ ctx->cert->sig->hash_algo = "sha256";
+ goto ecdsa;
+
+ case OID_id_ecdsa_with_sha384:
+ ctx->cert->sig->hash_algo = "sha384";
+ goto ecdsa;
+
+ case OID_id_ecdsa_with_sha512:
+ ctx->cert->sig->hash_algo = "sha512";
+ goto ecdsa;
+
case OID_gost2012Signature256:
ctx->cert->sig->hash_algo = "streebog256";
goto ecrdsa;
@@ -255,6 +275,11 @@ sm2:
ctx->cert->sig->encoding = "raw";
ctx->algo_oid = ctx->last_oid;
return 0;
+ecdsa:
+ ctx->cert->sig->pkey_algo = "ecdsa";
+ ctx->cert->sig->encoding = "x962";
+ ctx->algo_oid = ctx->last_oid;
+ return 0;
}
/*
@@ -276,7 +301,8 @@ int x509_note_signature(void *context, size_t hdrlen,
if (strcmp(ctx->cert->sig->pkey_algo, "rsa") == 0 ||
strcmp(ctx->cert->sig->pkey_algo, "ecrdsa") == 0 ||
- strcmp(ctx->cert->sig->pkey_algo, "sm2") == 0) {
+ strcmp(ctx->cert->sig->pkey_algo, "sm2") == 0 ||
+ strcmp(ctx->cert->sig->pkey_algo, "ecdsa") == 0) {
/* Discard the BIT STRING metadata */
if (vlen < 1 || *(const u8 *)value != 0)
return -EBADMSG;
@@ -459,6 +485,7 @@ int x509_extract_key_data(void *context, size_t hdrlen,
const void *value, size_t vlen)
{
struct x509_parse_context *ctx = context;
+ enum OID oid;
ctx->key_algo = ctx->last_oid;
switch (ctx->last_oid) {
@@ -470,7 +497,25 @@ int x509_extract_key_data(void *context, size_t hdrlen,
ctx->cert->pub->pkey_algo = "ecrdsa";
break;
case OID_id_ecPublicKey:
- ctx->cert->pub->pkey_algo = "sm2";
+ if (parse_OID(ctx->params, ctx->params_size, &oid) != 0)
+ return -EBADMSG;
+
+ switch (oid) {
+ case OID_sm2:
+ ctx->cert->pub->pkey_algo = "sm2";
+ break;
+ case OID_id_prime192v1:
+ ctx->cert->pub->pkey_algo = "ecdsa-nist-p192";
+ break;
+ case OID_id_prime256v1:
+ ctx->cert->pub->pkey_algo = "ecdsa-nist-p256";
+ break;
+ case OID_id_ansip384r1:
+ ctx->cert->pub->pkey_algo = "ecdsa-nist-p384";
+ break;
+ default:
+ return -ENOPKG;
+ }
break;
default:
return -ENOPKG;
diff --git a/crypto/asymmetric_keys/x509_public_key.c b/crypto/asymmetric_keys/x509_public_key.c
index ae450eb8be14..3d45161b271a 100644
--- a/crypto/asymmetric_keys/x509_public_key.c
+++ b/crypto/asymmetric_keys/x509_public_key.c
@@ -129,7 +129,9 @@ int x509_check_for_self_signed(struct x509_certificate *cert)
}
ret = -EKEYREJECTED;
- if (strcmp(cert->pub->pkey_algo, cert->sig->pkey_algo) != 0)
+ if (strcmp(cert->pub->pkey_algo, cert->sig->pkey_algo) != 0 &&
+ (strncmp(cert->pub->pkey_algo, "ecdsa-", 6) != 0 ||
+ strcmp(cert->sig->pkey_algo, "ecdsa") != 0))
goto out;
ret = public_key_verify_signature(cert->pub, cert->sig);
diff --git a/crypto/crc32_generic.c b/crypto/crc32_generic.c
index 0e103fb5dd77..a989cb44fd16 100644
--- a/crypto/crc32_generic.c
+++ b/crypto/crc32_generic.c
@@ -1,26 +1,4 @@
-/* GPL HEADER START
- *
- * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 only,
- * as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License version 2 for more details (a copy is included
- * in the LICENSE file that accompanied this code).
- *
- * You should have received a copy of the GNU General Public License
- * version 2 along with this program; If not, see http://www.gnu.org/licenses
- *
- * Please visit http://www.xyratex.com/contact if you need additional
- * information or have any questions.
- *
- * GPL HEADER END
- */
-
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright 2012 Xyratex Technology Limited
*/
diff --git a/crypto/ecc.c b/crypto/ecc.c
index c80aa25994a0..afc6cefdc1d9 100644
--- a/crypto/ecc.c
+++ b/crypto/ecc.c
@@ -24,6 +24,7 @@
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
+#include <crypto/ecc_curve.h>
#include <linux/module.h>
#include <linux/random.h>
#include <linux/slab.h>
@@ -42,7 +43,14 @@ typedef struct {
u64 m_high;
} uint128_t;
-static inline const struct ecc_curve *ecc_get_curve(unsigned int curve_id)
+/* Returns curv25519 curve param */
+const struct ecc_curve *ecc_get_curve25519(void)
+{
+ return &ecc_25519;
+}
+EXPORT_SYMBOL(ecc_get_curve25519);
+
+const struct ecc_curve *ecc_get_curve(unsigned int curve_id)
{
switch (curve_id) {
/* In FIPS mode only allow P256 and higher */
@@ -50,10 +58,13 @@ static inline const struct ecc_curve *ecc_get_curve(unsigned int curve_id)
return fips_enabled ? NULL : &nist_p192;
case ECC_CURVE_NIST_P256:
return &nist_p256;
+ case ECC_CURVE_NIST_P384:
+ return &nist_p384;
default:
return NULL;
}
}
+EXPORT_SYMBOL(ecc_get_curve);
static u64 *ecc_alloc_digits_space(unsigned int ndigits)
{
@@ -128,7 +139,7 @@ bool vli_is_zero(const u64 *vli, unsigned int ndigits)
}
EXPORT_SYMBOL(vli_is_zero);
-/* Returns nonzero if bit bit of vli is set. */
+/* Returns nonzero if bit of vli is set. */
static u64 vli_test_bit(const u64 *vli, unsigned int bit)
{
return (vli[bit / 64] & ((u64)1 << (bit % 64)));
@@ -775,18 +786,133 @@ static void vli_mmod_fast_256(u64 *result, const u64 *product,
}
}
+#define SL32OR32(x32, y32) (((u64)x32 << 32) | y32)
+#define AND64H(x64) (x64 & 0xffFFffFF00000000ull)
+#define AND64L(x64) (x64 & 0x00000000ffFFffFFull)
+
+/* Computes result = product % curve_prime
+ * from "Mathematical routines for the NIST prime elliptic curves"
+ */
+static void vli_mmod_fast_384(u64 *result, const u64 *product,
+ const u64 *curve_prime, u64 *tmp)
+{
+ int carry;
+ const unsigned int ndigits = 6;
+
+ /* t */
+ vli_set(result, product, ndigits);
+
+ /* s1 */
+ tmp[0] = 0; // 0 || 0
+ tmp[1] = 0; // 0 || 0
+ tmp[2] = SL32OR32(product[11], (product[10]>>32)); //a22||a21
+ tmp[3] = product[11]>>32; // 0 ||a23
+ tmp[4] = 0; // 0 || 0
+ tmp[5] = 0; // 0 || 0
+ carry = vli_lshift(tmp, tmp, 1, ndigits);
+ carry += vli_add(result, result, tmp, ndigits);
+
+ /* s2 */
+ tmp[0] = product[6]; //a13||a12
+ tmp[1] = product[7]; //a15||a14
+ tmp[2] = product[8]; //a17||a16
+ tmp[3] = product[9]; //a19||a18
+ tmp[4] = product[10]; //a21||a20
+ tmp[5] = product[11]; //a23||a22
+ carry += vli_add(result, result, tmp, ndigits);
+
+ /* s3 */
+ tmp[0] = SL32OR32(product[11], (product[10]>>32)); //a22||a21
+ tmp[1] = SL32OR32(product[6], (product[11]>>32)); //a12||a23
+ tmp[2] = SL32OR32(product[7], (product[6])>>32); //a14||a13
+ tmp[3] = SL32OR32(product[8], (product[7]>>32)); //a16||a15
+ tmp[4] = SL32OR32(product[9], (product[8]>>32)); //a18||a17
+ tmp[5] = SL32OR32(product[10], (product[9]>>32)); //a20||a19
+ carry += vli_add(result, result, tmp, ndigits);
+
+ /* s4 */
+ tmp[0] = AND64H(product[11]); //a23|| 0
+ tmp[1] = (product[10]<<32); //a20|| 0
+ tmp[2] = product[6]; //a13||a12
+ tmp[3] = product[7]; //a15||a14
+ tmp[4] = product[8]; //a17||a16
+ tmp[5] = product[9]; //a19||a18
+ carry += vli_add(result, result, tmp, ndigits);
+
+ /* s5 */
+ tmp[0] = 0; // 0|| 0
+ tmp[1] = 0; // 0|| 0
+ tmp[2] = product[10]; //a21||a20
+ tmp[3] = product[11]; //a23||a22
+ tmp[4] = 0; // 0|| 0
+ tmp[5] = 0; // 0|| 0
+ carry += vli_add(result, result, tmp, ndigits);
+
+ /* s6 */
+ tmp[0] = AND64L(product[10]); // 0 ||a20
+ tmp[1] = AND64H(product[10]); //a21|| 0
+ tmp[2] = product[11]; //a23||a22
+ tmp[3] = 0; // 0 || 0
+ tmp[4] = 0; // 0 || 0
+ tmp[5] = 0; // 0 || 0
+ carry += vli_add(result, result, tmp, ndigits);
+
+ /* d1 */
+ tmp[0] = SL32OR32(product[6], (product[11]>>32)); //a12||a23
+ tmp[1] = SL32OR32(product[7], (product[6]>>32)); //a14||a13
+ tmp[2] = SL32OR32(product[8], (product[7]>>32)); //a16||a15
+ tmp[3] = SL32OR32(product[9], (product[8]>>32)); //a18||a17
+ tmp[4] = SL32OR32(product[10], (product[9]>>32)); //a20||a19
+ tmp[5] = SL32OR32(product[11], (product[10]>>32)); //a22||a21
+ carry -= vli_sub(result, result, tmp, ndigits);
+
+ /* d2 */
+ tmp[0] = (product[10]<<32); //a20|| 0
+ tmp[1] = SL32OR32(product[11], (product[10]>>32)); //a22||a21
+ tmp[2] = (product[11]>>32); // 0 ||a23
+ tmp[3] = 0; // 0 || 0
+ tmp[4] = 0; // 0 || 0
+ tmp[5] = 0; // 0 || 0
+ carry -= vli_sub(result, result, tmp, ndigits);
+
+ /* d3 */
+ tmp[0] = 0; // 0 || 0
+ tmp[1] = AND64H(product[11]); //a23|| 0
+ tmp[2] = product[11]>>32; // 0 ||a23
+ tmp[3] = 0; // 0 || 0
+ tmp[4] = 0; // 0 || 0
+ tmp[5] = 0; // 0 || 0
+ carry -= vli_sub(result, result, tmp, ndigits);
+
+ if (carry < 0) {
+ do {
+ carry += vli_add(result, result, curve_prime, ndigits);
+ } while (carry < 0);
+ } else {
+ while (carry || vli_cmp(curve_prime, result, ndigits) != 1)
+ carry -= vli_sub(result, result, curve_prime, ndigits);
+ }
+
+}
+
+#undef SL32OR32
+#undef AND64H
+#undef AND64L
+
/* Computes result = product % curve_prime for different curve_primes.
*
* Note that curve_primes are distinguished just by heuristic check and
* not by complete conformance check.
*/
static bool vli_mmod_fast(u64 *result, u64 *product,
- const u64 *curve_prime, unsigned int ndigits)
+ const struct ecc_curve *curve)
{
u64 tmp[2 * ECC_MAX_DIGITS];
+ const u64 *curve_prime = curve->p;