29 lines
766 B
C
29 lines
766 B
C
/* SPDX-License-Identifier: LGPL-2.1+ */
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#pragma once
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#include <efi.h>
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#include <efilib.h>
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struct sha256_ctx {
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UINT32 H[8];
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union {
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UINT64 total64;
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#define TOTAL64_low (1 - (__BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__))
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#define TOTAL64_high (__BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__)
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UINT32 total[2];
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};
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UINT32 buflen;
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union {
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UINT8 buffer[128]; /* NB: always correctly aligned for UINT32. */
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UINT32 buffer32[32];
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UINT64 buffer64[16];
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};
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};
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void sha256_init_ctx(struct sha256_ctx *ctx);
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void *sha256_finish_ctx(struct sha256_ctx *ctx, VOID *resbuf);
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void sha256_process_bytes(const void *buffer, UINTN len, struct sha256_ctx *ctx);
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