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Add context-using functions for Hello extensions

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Also re-order functions in the header so that they appear in the order they're
use, ie free() last.
This commit is contained in:
Manuel Pégourié-Gonnard 2015-08-12 20:50:31 +02:00
parent 7af8bc1007
commit 4e8bc78ad9
2 changed files with 134 additions and 34 deletions
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80
include/mbedtls/ecjpake.h
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@ -52,13 +52,6 @@ typedef struct
*/
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
*
@ -76,6 +69,79 @@ int mbedtls_ecjpake_setup( mbedtls_ecjpake_context *ctx,
mbedtls_md_type_t hash,
mbedtls_ecp_group_id curve );
/*
* \brief Generate and write contents of ClientHello extension
* (excluding extension type and length bytes)
*
* \param ctx Context to use
* \param buf Buffer to write the contents to
* \param len Buffer size
* \param olen Will be updated with the number of bytes written
* \param f_rng RNG function
* \param p_rng RNG parameter
*
* \return 0 if successfull,
* a negative error code otherwise
*/
int mbedtls_ecjpake_tls_write_client_ext( mbedtls_ecjpake_context *ctx,
unsigned char *buf, size_t len, size_t *olen,
int (*f_rng)(void *, unsigned char *, size_t),
void *p_rng );
/*
* \brief Read and process contents of the ClientHello extension
* (excluding extension type and length bytes)
*
* \param ctx Context to use
* \param buf Pointer to extension contents
* \param len Extension length
*
* \return 0 if successfull,
* a negative error code otherwise
*/
int mbedtls_ecjpake_tls_read_client_ext( mbedtls_ecjpake_context *ctx,
const unsigned char *buf,
size_t len );
/*
* \brief Generate and write contents of ServerHello extension
* (excluding extension type and length bytes)
*
* \param ctx Context to use
* \param buf Buffer to write the contents to
* \param len Buffer size
* \param olen Will be updated with the number of bytes written
* \param f_rng RNG function
* \param p_rng RNG parameter
*
* \return 0 if successfull,
* a negative error code otherwise
*/
int mbedtls_ecjpake_tls_write_server_ext( mbedtls_ecjpake_context *ctx,
unsigned char *buf, size_t len, size_t *olen,
int (*f_rng)(void *, unsigned char *, size_t),
void *p_rng );
/*
* \brief Read and process contents of the ServerHello extension
* (excluding extension type and length bytes)
*
* \param ctx Context to use
* \param buf Pointer to extension contents
* \param len Extension length
*
* \return 0 if successfull,
* a negative error code otherwise
*/
int mbedtls_ecjpake_tls_read_server_ext( mbedtls_ecjpake_context *ctx,
const unsigned char *buf,
size_t len );
/*
* \brief Free a context's content
*
* \param ctx context to free
*/
void mbedtls_ecjpake_free( mbedtls_ecjpake_context *ctx );
#if defined(MBEDTLS_SELF_TEST)
/**
* \brief Checkup routine