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Start introducing mbedtls_ecjpake_context

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Manuel Pégourié-Gonnard
2015-08-12 16:58:50 +02:00
parent 3aed1851b3
commit 7af8bc1007
2 changed files with 104 additions and 0 deletions
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46
include/mbedtls/ecjpake.h
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@ -30,6 +30,52 @@
extern "C" {
#endif
typedef struct
{
const mbedtls_md_info_t *md_info; /**< Hash to use */
mbedtls_ecp_group grp; /**< Elliptic curve */
mbedtls_ecp_point X1; /**< Public key one */
mbedtls_ecp_point X2; /**< Public key two */
mbedtls_ecp_point X3; /**< Public key three */
mbedtls_ecp_point X4; /**< Public key four */
mbedtls_mpi xa; /**< Our first secret (x1 or x3) */
mbedtls_mpi xb; /**< Our second secret (x2 or x4) */
} mbedtls_ecjpake_context;
/*
* \brief Initialize a context
* (just makes it ready for setup() or free()).
*
* \param ctx context to initialize
*/
void mbedtls_ecjpake_init( mbedtls_ecjpake_context *ctx );
/*
* \brief Free a context's content
*
* \param ctx context to free
*/
void mbedtls_ecjpake_free( mbedtls_ecjpake_context *ctx );
/*
* \brief Set up a context for use
*
* \note Currently the only values for hash/curve allowed by the
* standard are MBEDTLS_MD_SHA256/MBEDTLS_ECP_DP_SECP256R1.
*
* \param ctx context to set up
* \param hash hash function to use (MBEDTLS_MD_XXX)
* \param curve elliptic curve identifier (MBEDTLS_ECP_DP_XXX)
*
* \return 0 if successfull,
* a negative error code otherwise
*/
int mbedtls_ecjpake_setup( mbedtls_ecjpake_context *ctx,
mbedtls_md_type_t hash,
mbedtls_ecp_group_id curve );
#if defined(MBEDTLS_SELF_TEST)
/**
* \brief Checkup routine