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altcp_tls_mbedtls: add debug output of mbedtls library

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(cherry picked from commit 54448559bb)
This commit is contained in:
Simon Goldschmidt 2018-11-23 22:25:21 +01:00
parent 79732693f3
commit beeb300c18
2 changed files with 18 additions and 6 deletions
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14
src/apps/altcp_tls/altcp_tls_mbedtls.c
View File

@ -634,16 +634,18 @@ altcp_tls_context(struct altcp_pcb *conn)
return NULL;
}
#if ALTCP_MBEDTLS_DEBUG != LWIP_DBG_OFF
#if ALTCP_MBEDTLS_LIB_DEBUG != LWIP_DBG_OFF
static void
altcp_mbedtls_debug(void *ctx, int level, const char *file, int line, const char *str)
{
LWIP_UNUSED_ARG(str);
LWIP_UNUSED_ARG(level);
LWIP_UNUSED_ARG(ctx);
LWIP_UNUSED_ARG(file);
LWIP_UNUSED_ARG(line);
LWIP_UNUSED_ARG(ctx);
/* @todo: output debug string :-) */
LWIP_UNUSED_ARG(str);
if (level >= ALTCP_MBEDTLS_LIB_DEBUG_LEVEL_MIN) {
LWIP_DEBUGF(ALTCP_MBEDTLS_LIB_DEBUG, ("%s:%04d: %s", file, line, str));
}
}
#endif
@ -716,7 +718,7 @@ altcp_tls_create_config(int is_server, int have_cert, int have_pkey, int have_ca
mbedtls_ssl_conf_authmode(&conf->conf, MBEDTLS_SSL_VERIFY_OPTIONAL);
mbedtls_ssl_conf_rng(&conf->conf, mbedtls_ctr_drbg_random, &conf->ctr_drbg);
#if ALTCP_MBEDTLS_DEBUG != LWIP_DBG_OFF
#if ALTCP_MBEDTLS_LIB_DEBUG != LWIP_DBG_OFF
mbedtls_ssl_conf_dbg(&conf->conf, altcp_mbedtls_debug, stdout);
#endif
#if defined(MBEDTLS_SSL_CACHE_C) && ALTCP_MBEDTLS_SESSION_CACHE_TIMEOUT_SECONDS

10
src/include/lwip/apps/altcp_tls_mbedtls_opts.h
View File

@ -55,6 +55,16 @@
#define ALTCP_MBEDTLS_DEBUG LWIP_DBG_OFF
#endif
/** Configure lwIP debug level of the mbedTLS library */
#ifndef ALTCP_MBEDTLS_LIB_DEBUG
#define ALTCP_MBEDTLS_LIB_DEBUG LWIP_DBG_OFF
#endif
/** Configure minimum internal debug level of the mbedTLS library */
#ifndef ALTCP_MBEDTLS_LIB_DEBUG_LEVEL_MIN
#define ALTCP_MBEDTLS_LIB_DEBUG_LEVEL_MIN 0
#endif
/** Set a session timeout in seconds for the basic session cache
* ATTENTION: Using a session cache can lower security by reusing keys!
*/