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Add support for an optional context parameter to TLS exporter

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Allow an additional context value to be passed to TLS exporter as
specified in RFC 5705 section 4.

This does not yet implement it for the internal TLS implementation.
However, as currently nothing uses context yet, this will not break
anything right now. WolfSSL maintainers also stated that they are not
going to add context support yet, but would look into it if/when this is
required by a published draft or a standard.

Signed-off-by: Ervin Oro <ervin.oro@aalto.fi>
This commit is contained in:
Ervin Oro 2019-03-11 13:21:36 +02:00 • committed by Jouni Malinen
parent fab49f6145
commit a916ff5cd8
16 changed files with 62 additions and 24 deletions
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3
src/eap_peer/eap_tls_common.h
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@ -99,7 +99,8 @@ int eap_peer_tls_ssl_init(struct eap_sm *sm, struct eap_ssl_data *data,
struct eap_peer_config *config, u8 eap_type);
void eap_peer_tls_ssl_deinit(struct eap_sm *sm, struct eap_ssl_data *data);
u8 * eap_peer_tls_derive_key(struct eap_sm *sm, struct eap_ssl_data *data,
const char *label, size_t len);
const char *label, const u8 *context,
size_t context_len, size_t len);
u8 * eap_peer_tls_derive_session_id(struct eap_sm *sm,
struct eap_ssl_data *data, u8 eap_type,
size_t *len);