Raymond Mao | 87010c3 | 2024-10-03 14:50:15 -0700 | [diff] [blame] | 1 | /* SPDX-License-Identifier: GPL-2.0+ */ |
| 2 | /* |
| 3 | * Copyright (c) 2024 Linaro Limited |
| 4 | * Author: Raymond Mao <raymond.mao@linaro.org> |
| 5 | */ |
| 6 | #ifndef SHA512_ALT_H |
| 7 | #define SHA512_ALT_H |
| 8 | |
| 9 | #include <image.h> |
| 10 | #include <u-boot/sha512.h> |
| 11 | |
| 12 | typedef struct mbedtls_sha512_context { |
| 13 | sha512_context *ubctx; |
| 14 | bool is384; |
| 15 | } mbedtls_sha512_context; |
| 16 | |
| 17 | static inline void mbedtls_sha512_init(mbedtls_sha512_context *ctx) |
| 18 | { |
| 19 | } |
| 20 | |
| 21 | static inline void mbedtls_sha512_free(mbedtls_sha512_context *ctx) |
| 22 | { |
| 23 | } |
| 24 | |
| 25 | static inline void mbedtls_sha512_clone(mbedtls_sha512_context *dst, |
| 26 | const mbedtls_sha512_context *src) |
| 27 | { |
| 28 | *dst = *src; |
| 29 | } |
| 30 | |
| 31 | static inline int mbedtls_sha512_starts(mbedtls_sha512_context *ctx, int is384) |
| 32 | { |
| 33 | if (is384) |
| 34 | sha384_starts(ctx->ubctx); |
| 35 | else |
| 36 | sha512_starts(ctx->ubctx); |
| 37 | |
| 38 | ctx->is384 = is384; |
| 39 | return 0; |
| 40 | } |
| 41 | |
| 42 | static inline int mbedtls_sha512_update(mbedtls_sha512_context *ctx, |
| 43 | const unsigned char *input, |
| 44 | size_t ilen) |
| 45 | { |
| 46 | if (ctx->is384) |
| 47 | sha384_update(ctx->ubctx, input, ilen); |
| 48 | else |
| 49 | sha512_update(ctx->ubctx, input, ilen); |
| 50 | |
| 51 | return 0; |
| 52 | } |
| 53 | |
| 54 | static inline int mbedtls_sha512_finish(mbedtls_sha512_context *ctx, |
| 55 | unsigned char *output) |
| 56 | { |
| 57 | if (ctx->is384) |
| 58 | sha384_finish(ctx->ubctx, output); |
| 59 | else |
| 60 | sha512_finish(ctx->ubctx, output); |
| 61 | |
| 62 | return 0; |
| 63 | } |
| 64 | |
| 65 | static inline int mbedtls_sha512(const unsigned char *input, |
| 66 | size_t ilen, |
| 67 | unsigned char *output, |
| 68 | int is384) |
| 69 | { |
| 70 | if (is384) |
| 71 | sha384_csum_wd(input, ilen, output, CHUNKSZ_SHA512); |
| 72 | else |
| 73 | sha512_csum_wd(input, ilen, output, CHUNKSZ_SHA512); |
| 74 | |
| 75 | return 0; |
| 76 | } |
| 77 | |
| 78 | #endif /* sha512_alt.h */ |