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Document BAD_INPUT_DATA error in key material exporter

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Signed-off-by: Max Fillinger <maximilian.fillinger@foxcrypto.com>
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Max Fillinger
2024-11-18 18:22:51 +01:00
parent c361064dee
commit 97a287953f
2 changed files with 4 additions and 1 deletions
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4
include/mbedtls/ssl.h
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@ -5800,7 +5800,9 @@ int mbedtls_ssl_tls_prf(const mbedtls_tls_prf_types prf,
* this distinction. If use_context is 0 and TLS 1.3 is used, context and * this distinction. If use_context is 0 and TLS 1.3 is used, context and
* context_len are ignored and a 0-length context is used. * context_len are ignored and a 0-length context is used.
* *
* \return 0 on success. An SSL specific error on failure. * \return 0 on success.
* \return MBEDTLS_ERR_SSL_BAD_INPUT_DATA if the handshake is not yet completed.
* \return An SSL-specific error on failure.
*/ */
int mbedtls_ssl_export_keying_material(mbedtls_ssl_context *ssl, int mbedtls_ssl_export_keying_material(mbedtls_ssl_context *ssl,
uint8_t *out, const size_t key_len, uint8_t *out, const size_t key_len,

1
library/ssl_tls.c
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@ -10147,6 +10147,7 @@ int mbedtls_ssl_export_keying_material(mbedtls_ssl_context *ssl,
const int use_context) const int use_context)
{ {
if (!mbedtls_ssl_is_handshake_over(ssl)) { if (!mbedtls_ssl_is_handshake_over(ssl)) {
/* TODO: Change this to a more appropriate error code when one is available. */
return MBEDTLS_ERR_SSL_BAD_INPUT_DATA; return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
} }