| /* |
| * Copyright (C) 2021 The Android Open Source Project |
| * |
| * Permission is hereby granted, free of charge, to any person |
| * obtaining a copy of this software and associated documentation |
| * files (the "Software"), to deal in the Software without |
| * restriction, including without limitation the rights to use, copy, |
| * modify, merge, publish, distribute, sublicense, and/or sell copies |
| * of the Software, and to permit persons to whom the Software is |
| * furnished to do so, subject to the following conditions: |
| * |
| * The above copyright notice and this permission notice shall be |
| * included in all copies or substantial portions of the Software. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
| * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
| * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND |
| * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS |
| * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN |
| * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN |
| * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
| * SOFTWARE. |
| */ |
| |
| #include <libavb/avb_sha.h> |
| |
| #include "avb_crypto_ops_impl.h" |
| |
| /* SHA-256 implementation */ |
| void avb_sha256_init(AvbSHA256Ctx* ctx) { |
| SHA256_CTX* realCtx = (SHA256_CTX*)ctx->reserved; |
| SHA256_Init(realCtx); |
| } |
| |
| void avb_sha256_update(AvbSHA256Ctx* ctx, const uint8_t* data, size_t len) { |
| SHA256_CTX* realCtx = (SHA256_CTX*)ctx->reserved; |
| SHA256_Update(realCtx, data, len); |
| } |
| |
| uint8_t* avb_sha256_final(AvbSHA256Ctx* ctx) { |
| SHA256_CTX* realCtx = (SHA256_CTX*)ctx->reserved; |
| SHA256_Final(ctx->buf, realCtx); |
| return ctx->buf; |
| } |
| |
| /* SHA-512 implementation */ |
| void avb_sha512_init(AvbSHA512Ctx* ctx) { |
| SHA512_CTX* realCtx = (SHA512_CTX*)ctx->reserved; |
| SHA512_Init(realCtx); |
| } |
| |
| void avb_sha512_update(AvbSHA512Ctx* ctx, const uint8_t* data, size_t len) { |
| SHA512_CTX* realCtx = (SHA512_CTX*)ctx->reserved; |
| SHA512_Update(realCtx, data, len); |
| } |
| |
| uint8_t* avb_sha512_final(AvbSHA512Ctx* ctx) { |
| SHA512_CTX* realCtx = (SHA512_CTX*)ctx->reserved; |
| SHA512_Final(ctx->buf, realCtx); |
| return ctx->buf; |
| } |