[PATCH 14/26] crypto: sha1 - Remove sha1_base.h

[Eric Biggers]

sha1_base.h is no longer used, so remove it.

Signed-off-by: Eric Biggers <ebiggers at kernel.org>
---
 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 <ard.biesheuvel at linaro.org>
- */
-
-#ifndef _CRYPTO_SHA1_BASE_H
-#define _CRYPTO_SHA1_BASE_H
-
-#include <crypto/internal/hash.h>
-#include <crypto/sha1.h>
-#include <linux/math.h>
-#include <linux/string.h>
-#include <linux/types.h>
-#include <linux/unaligned.h>
-
-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