diff options
Diffstat (limited to 'arch/arm64/crypto/sha256-glue.c')
| -rw-r--r-- | arch/arm64/crypto/sha256-glue.c | 42 |
1 files changed, 24 insertions, 18 deletions
diff --git a/arch/arm64/crypto/sha256-glue.c b/arch/arm64/crypto/sha256-glue.c index e273faca924f..35356987cc1e 100644 --- a/arch/arm64/crypto/sha256-glue.c +++ b/arch/arm64/crypto/sha256-glue.c @@ -10,11 +10,11 @@ #include <asm/simd.h> #include <crypto/internal/hash.h> #include <crypto/internal/simd.h> -#include <crypto/sha.h> +#include <crypto/sha2.h> #include <crypto/sha256_base.h> -#include <linux/cryptohash.h> -#include <linux/types.h> +#include <linux/module.h> #include <linux/string.h> +#include <linux/types.h> MODULE_DESCRIPTION("SHA-224/SHA-256 secure hash for arm64"); MODULE_AUTHOR("Andy Polyakov <appro@openssl.org>"); @@ -27,24 +27,33 @@ asmlinkage void sha256_block_data_order(u32 *digest, const void *data, unsigned int num_blks); EXPORT_SYMBOL(sha256_block_data_order); +static void sha256_arm64_transform(struct sha256_state *sst, u8 const *src, + int blocks) +{ + sha256_block_data_order(sst->state, src, blocks); +} + asmlinkage void sha256_block_neon(u32 *digest, const void *data, unsigned int num_blks); +static void sha256_neon_transform(struct sha256_state *sst, u8 const *src, + int blocks) +{ + sha256_block_neon(sst->state, src, blocks); +} + static int crypto_sha256_arm64_update(struct shash_desc *desc, const u8 *data, unsigned int len) { - return sha256_base_do_update(desc, data, len, - (sha256_block_fn *)sha256_block_data_order); + return sha256_base_do_update(desc, data, len, sha256_arm64_transform); } static int crypto_sha256_arm64_finup(struct shash_desc *desc, const u8 *data, unsigned int len, u8 *out) { if (len) - sha256_base_do_update(desc, data, len, - (sha256_block_fn *)sha256_block_data_order); - sha256_base_do_finalize(desc, - (sha256_block_fn *)sha256_block_data_order); + sha256_base_do_update(desc, data, len, sha256_arm64_transform); + sha256_base_do_finalize(desc, sha256_arm64_transform); return sha256_base_finish(desc, out); } @@ -87,7 +96,7 @@ static int sha256_update_neon(struct shash_desc *desc, const u8 *data, if (!crypto_simd_usable()) return sha256_base_do_update(desc, data, len, - (sha256_block_fn *)sha256_block_data_order); + sha256_arm64_transform); while (len > 0) { unsigned int chunk = len; @@ -97,14 +106,13 @@ static int sha256_update_neon(struct shash_desc *desc, const u8 *data, * input when running on a preemptible kernel, but process the * data block by block instead. */ - if (IS_ENABLED(CONFIG_PREEMPT) && + if (IS_ENABLED(CONFIG_PREEMPTION) && chunk + sctx->count % SHA256_BLOCK_SIZE > SHA256_BLOCK_SIZE) chunk = SHA256_BLOCK_SIZE - sctx->count % SHA256_BLOCK_SIZE; kernel_neon_begin(); - sha256_base_do_update(desc, data, chunk, - (sha256_block_fn *)sha256_block_neon); + sha256_base_do_update(desc, data, chunk, sha256_neon_transform); kernel_neon_end(); data += chunk; len -= chunk; @@ -118,15 +126,13 @@ static int sha256_finup_neon(struct shash_desc *desc, const u8 *data, if (!crypto_simd_usable()) { if (len) sha256_base_do_update(desc, data, len, - (sha256_block_fn *)sha256_block_data_order); - sha256_base_do_finalize(desc, - (sha256_block_fn *)sha256_block_data_order); + sha256_arm64_transform); + sha256_base_do_finalize(desc, sha256_arm64_transform); } else { if (len) sha256_update_neon(desc, data, len); kernel_neon_begin(); - sha256_base_do_finalize(desc, - (sha256_block_fn *)sha256_block_neon); + sha256_base_do_finalize(desc, sha256_neon_transform); kernel_neon_end(); } return sha256_base_finish(desc, out); |