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tls: psa_pake: use a single function for round one and two in key exchange read/write

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Signed-off-by: Valerio Setti <vsetti@baylibre.com>
This commit is contained in:
Valerio Setti
2022-11-17 17:14:54 +01:00
parent 9bed8ec5d8
commit 6b3dab03b5
4 changed files with 57 additions and 132 deletions
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48
library/ssl_misc.h
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@ -2378,6 +2378,11 @@ static inline int psa_ssl_status_to_mbedtls( psa_status_t status )
MBEDTLS_SSL_ECJPAKE_PSA_PRIMITIVE, \
step )
typedef enum {
MBEDTLS_ECJPAKE_ROUND_ONE,
MBEDTLS_ECJPAKE_ROUND_TWO
} mbedtls_ecjpake_rounds_t;
/**
* \brief Parse the provided input buffer for getting the first round
* of key exchange. This code is common between server and client
@ -2385,27 +2390,15 @@ static inline int psa_ssl_status_to_mbedtls( psa_status_t status )
* \param pake_ctx [in] the PAKE's operation/context structure
* \param buf [in] input buffer to parse
* \param len [in] length of the input buffer
* \param round [in] either MBEDTLS_ECJPAKE_ROUND_ONE or
* MBEDTLS_ECJPAKE_ROUND_TWO
*
* \return 0 on success or a negative error code in case of failure
*/
int mbedtls_psa_ecjpake_read_round_one(
int mbedtls_psa_ecjpake_read_round(
psa_pake_operation_t *pake_ctx,
const unsigned char *buf,
size_t len );
/**
* \brief Parse the provided input buffer for getting the second round
* of key exchange. This code is common between server and client
*
* \param pake_ctx [in] the PAKE's operation/context structure
* \param buf [in] input buffer to parse
* \param len [in] length of the input buffer
*
* \return 0 on success or a negative error code in case of failure
*/
int mbedtls_psa_ecjpake_read_round_two(
psa_pake_operation_t *pake_ctx,
const unsigned char *buf, size_t len );
size_t len, mbedtls_ecjpake_rounds_t round );
/**
* \brief Write the first round of key exchange into the provided output
@ -2415,29 +2408,16 @@ int mbedtls_psa_ecjpake_read_round_two(
* \param buf [out] the output buffer in which data will be written to
* \param len [in] length of the output buffer
* \param olen [out] the length of the data really written on the buffer
* \param round [in] either MBEDTLS_ECJPAKE_ROUND_ONE or
* MBEDTLS_ECJPAKE_ROUND_TWO
*
* \return 0 on success or a negative error code in case of failure
*/
int mbedtls_psa_ecjpake_write_round_one(
int mbedtls_psa_ecjpake_write_round(
psa_pake_operation_t *pake_ctx,
unsigned char *buf,
size_t len, size_t *olen );
/**
* \brief Write the second round of key exchange into the provided output
* buffer. This code is common between server and client
*
* \param pake_ctx [in] the PAKE's operation/context structure
* \param buf [out] the output buffer in which data will be written to
* \param len [in] length of the output buffer
* \param olen [out] the length of the data really written on the buffer
*
* \return 0 on success or a negative error code in case of failure
*/
int mbedtls_psa_ecjpake_write_round_two(
psa_pake_operation_t *pake_ctx,
unsigned char *buf,
size_t len, size_t *olen );
size_t len, size_t *olen,
mbedtls_ecjpake_rounds_t round );
#endif //MBEDTLS_KEY_EXCHANGE_ECJPAKE_ENABLED && MBEDTLS_USE_PSA_CRYPTO