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Donenfeld" , linux-arm-kernel@lists.infradead.org, linux-mips@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-s390@vger.kernel.org, sparclinux@vger.kernel.org, x86@kernel.org, Eric Biggers Subject: [PATCH 14/26] crypto: sha1 - Remove sha1_base.h Date: Sat, 12 Jul 2025 16:23:05 -0700 Message-ID: <20250712232329.818226-15-ebiggers@kernel.org> X-Mailer: git-send-email 2.50.1 In-Reply-To: <20250712232329.818226-1-ebiggers@kernel.org> References: <20250712232329.818226-1-ebiggers@kernel.org> X-Mailing-List: linuxppc-dev@lists.ozlabs.org List-Id: List-Help: List-Owner: List-Post: List-Archive: , List-Subscribe: , , List-Unsubscribe: Precedence: list MIME-Version: 1.0 Content-Transfer-Encoding: 8bit sha1_base.h is no longer used, so remove it. Signed-off-by: Eric Biggers --- include/crypto/sha1_base.h | 82 -------------------------------------- 1 file changed, 82 deletions(-) delete mode 100644 include/crypto/sha1_base.h diff --git a/include/crypto/sha1_base.h b/include/crypto/sha1_base.h deleted file mode 100644 index 62701d136c793..0000000000000 --- a/include/crypto/sha1_base.h +++ /dev/null @@ -1,82 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ -/* - * sha1_base.h - core logic for SHA-1 implementations - * - * Copyright (C) 2015 Linaro Ltd - */ - -#ifndef _CRYPTO_SHA1_BASE_H -#define _CRYPTO_SHA1_BASE_H - -#include -#include -#include -#include -#include -#include - -typedef void (sha1_block_fn)(struct sha1_state *sst, u8 const *src, int blocks); - -static inline int sha1_base_init(struct shash_desc *desc) -{ - struct sha1_state *sctx = shash_desc_ctx(desc); - - sctx->state[0] = SHA1_H0; - sctx->state[1] = SHA1_H1; - sctx->state[2] = SHA1_H2; - sctx->state[3] = SHA1_H3; - sctx->state[4] = SHA1_H4; - sctx->count = 0; - - return 0; -} - -static inline int sha1_base_do_update_blocks(struct shash_desc *desc, - const u8 *data, - unsigned int len, - sha1_block_fn *block_fn) -{ - unsigned int remain = len - round_down(len, SHA1_BLOCK_SIZE); - struct sha1_state *sctx = shash_desc_ctx(desc); - - sctx->count += len - remain; - block_fn(sctx, data, len / SHA1_BLOCK_SIZE); - return remain; -} - -static inline int sha1_base_do_finup(struct shash_desc *desc, - const u8 *src, unsigned int len, - sha1_block_fn *block_fn) -{ - unsigned int bit_offset = SHA1_BLOCK_SIZE / 8 - 1; - struct sha1_state *sctx = shash_desc_ctx(desc); - union { - __be64 b64[SHA1_BLOCK_SIZE / 4]; - u8 u8[SHA1_BLOCK_SIZE * 2]; - } block = {}; - - if (len >= bit_offset * 8) - bit_offset += SHA1_BLOCK_SIZE / 8; - memcpy(&block, src, len); - block.u8[len] = 0x80; - sctx->count += len; - block.b64[bit_offset] = cpu_to_be64(sctx->count << 3); - block_fn(sctx, block.u8, (bit_offset + 1) * 8 / SHA1_BLOCK_SIZE); - memzero_explicit(&block, sizeof(block)); - - return 0; -} - -static inline int sha1_base_finish(struct shash_desc *desc, u8 *out) -{ - struct sha1_state *sctx = shash_desc_ctx(desc); - __be32 *digest = (__be32 *)out; - int i; - - for (i = 0; i < SHA1_DIGEST_SIZE / sizeof(__be32); i++) - put_unaligned_be32(sctx->state[i], digest++); - - return 0; -} - -#endif /* _CRYPTO_SHA1_BASE_H */ -- 2.50.1