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Split mbedtls_hmac_drbg_init() -> seed{,_buf}()

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Manuel Pégourié-Gonnard
2015-04-28 22:07:14 +02:00
parent c34e8dd265
commit f9e9481bc5
6 changed files with 53 additions and 22 deletions
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21
include/mbedtls/hmac_drbg.h
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@ -90,9 +90,20 @@ typedef struct
} mbedtls_hmac_drbg_context;
/**
* \brief HMAC_DRBG initialisation
* \brief HMAC_DRBG initialization (just make references valid)
* Makes the context ready for mbetls_hmac_drbg_seed(),
* mbedtls_hmac_drbg_seed_buf() or
* mbedtls_hmac_drbg_free().
*
* \param ctx HMAC_DRBG context to be initialised
* \param ctx HMAC_DRBG context to be initialized
*/
void mbedtls_hmac_drbg_init( mbedtls_hmac_drbg_context *ctx );
/**
* \brief HMAC_DRBG initial seeding
* Seed and setup entropy pool for later re-seeding.
*
* \param ctx HMAC_DRBG context to be seeded
* \param md_info MD algorithm to use for HMAC_DRBG
* \param f_entropy Entropy callback (p_entropy, buffer to fill, buffer
* length)
@ -110,9 +121,9 @@ typedef struct
* \return 0 if successful, or
* MBEDTLS_ERR_MD_BAD_INPUT_DATA, or
* MBEDTLS_ERR_MD_ALLOC_FAILED, or
* MBEDTLS_ERR_CTR_DRBG_ENTROPY_SOURCE_FAILED.
* MBEDTLS_ERR_HMAC_DRBG_ENTROPY_SOURCE_FAILED.
*/
int mbedtls_hmac_drbg_init( mbedtls_hmac_drbg_context *ctx,
int mbedtls_hmac_drbg_seed( mbedtls_hmac_drbg_context *ctx,
const mbedtls_md_info_t * md_info,
int (*f_entropy)(void *, unsigned char *, size_t),
void *p_entropy,
@ -132,7 +143,7 @@ int mbedtls_hmac_drbg_init( mbedtls_hmac_drbg_context *ctx,
* MBEDTLS_ERR_MD_BAD_INPUT_DATA, or
* MBEDTLS_ERR_MD_ALLOC_FAILED.
*/
int mbedtls_hmac_drbg_init_buf( mbedtls_hmac_drbg_context *ctx,
int mbedtls_hmac_drbg_seed_buf( mbedtls_hmac_drbg_context *ctx,
const mbedtls_md_info_t * md_info,
const unsigned char *data, size_t data_len );