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Add param validation for mbedtls_aes_crypt_cbc()

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Manuel Pégourié-Gonnard
2018-12-12 13:05:00 +01:00
parent 1aca260571
commit 3178d1a997
4 changed files with 56 additions and 7 deletions
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6
include/mbedtls/aes.h
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@ -275,7 +275,7 @@ int mbedtls_aes_crypt_ecb( mbedtls_aes_context *ctx,
* mbedtls_aes_setkey_enc() or mbedtls_aes_setkey_dec() must be called
* before the first call to this API with the same context.
*
* \note This function operates on aligned blocks, that is, the input size
* \note This function operates on full blocks, that is, the input size
* must be a multiple of the AES block size of 16 Bytes.
*
* \note Upon exit, the content of the IV is updated so that you can
@ -287,13 +287,17 @@ int mbedtls_aes_crypt_ecb( mbedtls_aes_context *ctx,
*
*
* \param ctx The AES context to use for encryption or decryption.
* It must be initialized and bound to a key.
* \param mode The AES operation: #MBEDTLS_AES_ENCRYPT or
* #MBEDTLS_AES_DECRYPT.
* \param length The length of the input data in Bytes. This must be a
* multiple of the block size (16 Bytes).
* \param iv Initialization vector (updated after use).
* It must be a readable and writeable buffer of 16 Bytes.
* \param input The buffer holding the input data.
* It must be readable and of size \p length.
* \param output The buffer holding the output data.
* It must be writeable and of size \p length.
*
* \return \c 0 on success.
* \return #MBEDTLS_ERR_AES_INVALID_INPUT_LENGTH