kopia lustrzana https://github.com/espressif/esp-idf
esp32c6: Remove assert check on len for SHA calculation
rodzic
2c3fe88e32
commit
a3c341384f
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@ -1,5 +1,5 @@
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/*
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* SPDX-FileCopyrightText: 2022 Espressif Systems (Shanghai) CO LTD
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* SPDX-FileCopyrightText: 2022-2023 Espressif Systems (Shanghai) CO LTD
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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@ -24,7 +24,11 @@ bootloader_sha256_handle_t bootloader_sha256_start()
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void bootloader_sha256_data(bootloader_sha256_handle_t handle, const void *data, size_t data_len)
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{
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assert(handle != NULL);
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assert(data_len % 4 == 0);
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/* C6 secure boot key field consists of 1 byte of curve identifier and 64 bytes of ECDSA public key.
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* While verifying the signature block, we need to calculate the SHA of this key field which is of 65 bytes.
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* ets_sha_update handles it cleanly so we can safely remove the check:
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* assert(data_len % 4) == 0
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*/
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ets_sha_update(&ctx, data, data_len, false);
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}
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