From patchwork Mon Apr 28 05:17:29 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Herbert Xu X-Patchwork-Id: 885564 Received: from abb.hmeau.com (abb.hmeau.com [144.6.53.87]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 6EFF670810; Mon, 28 Apr 2025 05:17:35 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=144.6.53.87 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1745817457; cv=none; b=JaMCaVOuQB1NjkO81A9cLoJpi6lvOAb12L5He2oAtZDjWLPjTP1QsiSWsOgV0XHduUw2LF3vmU7aeC7yJVj8oTe2ftO9qC72tlKBbhdMS75T/aJ2Pnad+GJxnx327ht9UKWMXt/ISznUhYur1badAtQuKe7NYfK5uhKhzRnPQTA= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1745817457; c=relaxed/simple; bh=J1bTmanfCrK/42SpBvnNvAbrGXqxi/gItSfYLubFIzo=; h=Date:Message-Id:In-Reply-To:References:From:Subject:To:Cc; b=HsbbQt6uLZ1azLo2cj6m1u7W7TOBc54BN6yOV22djpoLXIMm62kdkbTo1d0luuyAS6bld3Z/af5SgbUjMXeI4T1YazAHw0y5tz1Xg24ECE25LFWmUtH0CYqMVFa6FYTU28Q7cgCZRDeKOdaxE8Y3+UH06ZmGzNdDwnSm9VUWD4A= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=gondor.apana.org.au; spf=pass smtp.mailfrom=gondor.apana.org.au; dkim=pass (2048-bit key) header.d=hmeau.com header.i=@hmeau.com header.b=RN1e0J3y; arc=none smtp.client-ip=144.6.53.87 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=gondor.apana.org.au Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gondor.apana.org.au Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=hmeau.com header.i=@hmeau.com header.b="RN1e0J3y" DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=hmeau.com; s=formenos; h=Cc:To:Subject:From:References:In-Reply-To:Message-Id:Date: Sender:Reply-To:MIME-Version:Content-Type:Content-Transfer-Encoding: Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender: Resent-To:Resent-Cc:Resent-Message-ID:List-Id:List-Help:List-Unsubscribe: List-Subscribe:List-Post:List-Owner:List-Archive; bh=Zs+jjuqV59SC6aR+A/8i7hzPzQTJkbGceMgv3+5Qxj4=; b=RN1e0J3y9nSsePTNr41C+LgIRb 9eqX9TNconFna8BSR/AaM65fBQpXiOjY0jH/YhhNkIsK51uJX07eph82OjarfAkSeXeo+co1D5+7J MRCu4c4Xp+EtbLZQHvOg+pe2F1ycY1/MTdHsLYNaEQX3GYcOP8oayF0vjIvcSsaH5kmtKVrK7BxKA EFTwEURaNtx4ZdLJOgC/QZtNmY4roLW8V32OsEt8kWtSVz3CZ9ma9yFXnUiUdAcQO66myKgTjaQP9 +YjLhDtOi/l+DmsF7it1Q7F/eTJsTrprXeJ/0n+xWGs0MZx/+Tpu517X01f66lE6zuKu3dwL/WaXZ 1ObHaoxw==; Received: from loth.rohan.me.apana.org.au ([192.168.167.2]) by formenos.hmeau.com with smtp (Exim 4.96 #2 (Debian)) id 1u9Grx-001WUH-36; Mon, 28 Apr 2025 13:17:31 +0800 Received: by loth.rohan.me.apana.org.au (sSMTP sendmail emulation); Mon, 28 Apr 2025 13:17:29 +0800 Date: Mon, 28 Apr 2025 13:17:29 +0800 Message-Id: <0596218f2caebca829a40a05c014a94e44ae1369.1745816372.git.herbert@gondor.apana.org.au> In-Reply-To: References: From: Herbert Xu Subject: [v3 PATCH 12/13] crypto: sha256 - remove sha256_base.h To: Linux Crypto Mailing List Cc: linux-kernel@vger.kernel.org, linux-arch@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mips@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-riscv@lists.infradead.org, sparclinux@vger.kernel.org, linux-s390@vger.kernel.org, x86@kernel.org, Ard Biesheuvel , "Jason A . Donenfeld " , Linus Torvalds Precedence: bulk X-Mailing-List: linux-crypto@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: From: Eric Biggers sha256_base.h is no longer used, so remove it. Signed-off-by: Eric Biggers Signed-off-by: Herbert Xu --- include/crypto/sha256_base.h | 151 ----------------------------------- 1 file changed, 151 deletions(-) delete mode 100644 include/crypto/sha256_base.h diff --git a/include/crypto/sha256_base.h b/include/crypto/sha256_base.h deleted file mode 100644 index 804361731a7a..000000000000 --- a/include/crypto/sha256_base.h +++ /dev/null @@ -1,151 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ -/* - * sha256_base.h - core logic for SHA-256 implementations - * - * Copyright (C) 2015 Linaro Ltd - */ - -#ifndef _CRYPTO_SHA256_BASE_H -#define _CRYPTO_SHA256_BASE_H - -#include -#include -#include -#include -#include -#include -#include - -typedef void (sha256_block_fn)(struct crypto_sha256_state *sst, u8 const *src, - int blocks); - -static inline int sha224_base_init(struct shash_desc *desc) -{ - struct sha256_state *sctx = shash_desc_ctx(desc); - - sha224_init(sctx); - return 0; -} - -static inline int sha256_base_init(struct shash_desc *desc) -{ - struct sha256_state *sctx = shash_desc_ctx(desc); - - sha256_init(sctx); - return 0; -} - -static inline int lib_sha256_base_do_update(struct sha256_state *sctx, - const u8 *data, - unsigned int len, - sha256_block_fn *block_fn) -{ - unsigned int partial = sctx->count % SHA256_BLOCK_SIZE; - - sctx->count += len; - BLOCK_HASH_UPDATE_BLOCKS(block_fn, &sctx->ctx, data, len, - SHA256_BLOCK_SIZE, sctx->buf, partial); - return 0; -} - -static inline int lib_sha256_base_do_update_blocks( - struct crypto_sha256_state *sctx, const u8 *data, unsigned int len, - sha256_block_fn *block_fn) -{ - unsigned int remain = len - round_down(len, SHA256_BLOCK_SIZE); - - sctx->count += len - remain; - block_fn(sctx, data, len / SHA256_BLOCK_SIZE); - return remain; -} - -static inline int sha256_base_do_update_blocks( - struct shash_desc *desc, const u8 *data, unsigned int len, - sha256_block_fn *block_fn) -{ - return lib_sha256_base_do_update_blocks(shash_desc_ctx(desc), data, - len, block_fn); -} - -static inline int lib_sha256_base_do_finup(struct crypto_sha256_state *sctx, - const u8 *src, unsigned int len, - sha256_block_fn *block_fn) -{ - unsigned int bit_offset = SHA256_BLOCK_SIZE / 8 - 1; - union { - __be64 b64[SHA256_BLOCK_SIZE / 4]; - u8 u8[SHA256_BLOCK_SIZE * 2]; - } block = {}; - - if (len >= bit_offset * 8) - bit_offset += SHA256_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 / SHA256_BLOCK_SIZE); - memzero_explicit(&block, sizeof(block)); - - return 0; -} - -static inline int sha256_base_do_finup(struct shash_desc *desc, - const u8 *src, unsigned int len, - sha256_block_fn *block_fn) -{ - struct crypto_sha256_state *sctx = shash_desc_ctx(desc); - - if (len >= SHA256_BLOCK_SIZE) { - int remain; - - remain = lib_sha256_base_do_update_blocks(sctx, src, len, - block_fn); - src += len - remain; - len = remain; - } - return lib_sha256_base_do_finup(sctx, src, len, block_fn); -} - -static inline int lib_sha256_base_do_finalize(struct sha256_state *sctx, - sha256_block_fn *block_fn) -{ - unsigned int partial = sctx->count % SHA256_BLOCK_SIZE; - struct crypto_sha256_state *state = (void *)sctx; - - sctx->count -= partial; - return lib_sha256_base_do_finup(state, sctx->buf, partial, block_fn); -} - -static inline int __sha256_base_finish(u32 state[SHA256_DIGEST_SIZE / 4], - u8 *out, unsigned int digest_size) -{ - __be32 *digest = (__be32 *)out; - int i; - - for (i = 0; digest_size > 0; i++, digest_size -= sizeof(__be32)) - put_unaligned_be32(state[i], digest++); - return 0; -} - -static inline void lib_sha256_base_finish(struct sha256_state *sctx, u8 *out, - unsigned int digest_size) -{ - __sha256_base_finish(sctx->state, out, digest_size); - memzero_explicit(sctx, sizeof(*sctx)); -} - -static inline int sha256_base_finish(struct shash_desc *desc, u8 *out) -{ - unsigned int digest_size = crypto_shash_digestsize(desc->tfm); - struct crypto_sha256_state *sctx = shash_desc_ctx(desc); - - return __sha256_base_finish(sctx->state, out, digest_size); -} - -static inline void sha256_transform_blocks(struct crypto_sha256_state *sst, - const u8 *input, int blocks) -{ - sha256_blocks_generic(sst->state, input, blocks); -} - -#endif /* _CRYPTO_SHA256_BASE_H */