mbed TLS Build
Diff: include/mbedtls/debug.h
- Revision:
- 0:cdf462088d13
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/include/mbedtls/debug.h Thu Jan 05 00:18:44 2017 +0000 @@ -0,0 +1,228 @@ +/** + * \file debug.h + * + * \brief Functions for controlling and providing debug output from the library. + * + * Copyright (C) 2006-2015, ARM Limited, All Rights Reserved + * SPDX-License-Identifier: Apache-2.0 + * + * Licensed under the Apache License, Version 2.0 (the "License"); you may + * not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT + * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + * This file is part of mbed TLS (https://tls.mbed.org) + */ +#ifndef MBEDTLS_DEBUG_H +#define MBEDTLS_DEBUG_H + +#if !defined(MBEDTLS_CONFIG_FILE) +#include "config.h" +#else +#include MBEDTLS_CONFIG_FILE +#endif + +#include "ssl.h" + +#if defined(MBEDTLS_ECP_C) +#include "ecp.h" +#endif + +#if defined(MBEDTLS_DEBUG_C) + +#define MBEDTLS_DEBUG_STRIP_PARENS( ... ) __VA_ARGS__ + +#define MBEDTLS_SSL_DEBUG_MSG( level, args ) \ + mbedtls_debug_print_msg( ssl, level, __FILE__, __LINE__, \ + MBEDTLS_DEBUG_STRIP_PARENS args ) + +#define MBEDTLS_SSL_DEBUG_RET( level, text, ret ) \ + mbedtls_debug_print_ret( ssl, level, __FILE__, __LINE__, text, ret ) + +#define MBEDTLS_SSL_DEBUG_BUF( level, text, buf, len ) \ + mbedtls_debug_print_buf( ssl, level, __FILE__, __LINE__, text, buf, len ) + +#if defined(MBEDTLS_BIGNUM_C) +#define MBEDTLS_SSL_DEBUG_MPI( level, text, X ) \ + mbedtls_debug_print_mpi( ssl, level, __FILE__, __LINE__, text, X ) +#endif + +#if defined(MBEDTLS_ECP_C) +#define MBEDTLS_SSL_DEBUG_ECP( level, text, X ) \ + mbedtls_debug_print_ecp( ssl, level, __FILE__, __LINE__, text, X ) +#endif + +#if defined(MBEDTLS_X509_CRT_PARSE_C) +#define MBEDTLS_SSL_DEBUG_CRT( level, text, crt ) \ + mbedtls_debug_print_crt( ssl, level, __FILE__, __LINE__, text, crt ) +#endif + +#else /* MBEDTLS_DEBUG_C */ + +#define MBEDTLS_SSL_DEBUG_MSG( level, args ) do { } while( 0 ) +#define MBEDTLS_SSL_DEBUG_RET( level, text, ret ) do { } while( 0 ) +#define MBEDTLS_SSL_DEBUG_BUF( level, text, buf, len ) do { } while( 0 ) +#define MBEDTLS_SSL_DEBUG_MPI( level, text, X ) do { } while( 0 ) +#define MBEDTLS_SSL_DEBUG_ECP( level, text, X ) do { } while( 0 ) +#define MBEDTLS_SSL_DEBUG_CRT( level, text, crt ) do { } while( 0 ) + +#endif /* MBEDTLS_DEBUG_C */ + +#ifdef __cplusplus +extern "C" { +#endif + +/** + * \brief Set the threshold error level to handle globally all debug output. + * Debug messages that have a level over the threshold value are + * discarded. + * (Default value: 0 = No debug ) + * + * \param threshold theshold level of messages to filter on. Messages at a + * higher level will be discarded. + * - Debug levels + * - 0 No debug + * - 1 Error + * - 2 State change + * - 3 Informational + * - 4 Verbose + */ +void mbedtls_debug_set_threshold( int threshold ); + +/** + * \brief Print a message to the debug output. This function is always used + * through the MBEDTLS_SSL_DEBUG_MSG() macro, which supplies the ssl + * context, file and line number parameters. + * + * \param ssl SSL context + * \param level error level of the debug message + * \param file file the message has occurred in + * \param line line number the message has occurred at + * \param format format specifier, in printf format + * \param ... variables used by the format specifier + * + * \attention This function is intended for INTERNAL usage within the + * library only. + */ +void mbedtls_debug_print_msg( const mbedtls_ssl_context *ssl, int level, + const char *file, int line, + const char *format, ... ); + +/** + * \brief Print the return value of a function to the debug output. This + * function is always used through the MBEDTLS_SSL_DEBUG_RET() macro, + * which supplies the ssl context, file and line number parameters. + * + * \param ssl SSL context + * \param level error level of the debug message + * \param file file the error has occurred in + * \param line line number the error has occurred in + * \param text the name of the function that returned the error + * \param ret the return code value + * + * \attention This function is intended for INTERNAL usage within the + * library only. + */ +void mbedtls_debug_print_ret( const mbedtls_ssl_context *ssl, int level, + const char *file, int line, + const char *text, int ret ); + +/** + * \brief Output a buffer of size len bytes to the debug output. This function + * is always used through the MBEDTLS_SSL_DEBUG_BUF() macro, + * which supplies the ssl context, file and line number parameters. + * + * \param ssl SSL context + * \param level error level of the debug message + * \param file file the error has occurred in + * \param line line number the error has occurred in + * \param text a name or label for the buffer being dumped. Normally the + * variable or buffer name + * \param buf the buffer to be outputted + * \param len length of the buffer + * + * \attention This function is intended for INTERNAL usage within the + * library only. + */ +void mbedtls_debug_print_buf( const mbedtls_ssl_context *ssl, int level, + const char *file, int line, const char *text, + const unsigned char *buf, size_t len ); + +#if defined(MBEDTLS_BIGNUM_C) +/** + * \brief Print a MPI variable to the debug output. This function is always + * used through the MBEDTLS_SSL_DEBUG_MPI() macro, which supplies the + * ssl context, file and line number parameters. + * + * \param ssl SSL context + * \param level error level of the debug message + * \param file file the error has occurred in + * \param line line number the error has occurred in + * \param text a name or label for the MPI being output. Normally the + * variable name + * \param X the MPI variable + * + * \attention This function is intended for INTERNAL usage within the + * library only. + */ +void mbedtls_debug_print_mpi( const mbedtls_ssl_context *ssl, int level, + const char *file, int line, + const char *text, const mbedtls_mpi *X ); +#endif + +#if defined(MBEDTLS_ECP_C) +/** + * \brief Print an ECP point to the debug output. This function is always + * used through the MBEDTLS_SSL_DEBUG_ECP() macro, which supplies the + * ssl context, file and line number parameters. + * + * \param ssl SSL context + * \param level error level of the debug message + * \param file file the error has occurred in + * \param line line number the error has occurred in + * \param text a name or label for the ECP point being output. Normally the + * variable name + * \param X the ECP point + * + * \attention This function is intended for INTERNAL usage within the + * library only. + */ +void mbedtls_debug_print_ecp( const mbedtls_ssl_context *ssl, int level, + const char *file, int line, + const char *text, const mbedtls_ecp_point *X ); +#endif + +#if defined(MBEDTLS_X509_CRT_PARSE_C) +/** + * \brief Print a X.509 certificate structure to the debug output. This + * function is always used through the MBEDTLS_SSL_DEBUG_CRT() macro, + * which supplies the ssl context, file and line number parameters. + * + * \param ssl SSL context + * \param level error level of the debug message + * \param file file the error has occurred in + * \param line line number the error has occurred in + * \param text a name or label for the certificate being output + * \param crt X.509 certificate structure + * + * \attention This function is intended for INTERNAL usage within the + * library only. + */ +void mbedtls_debug_print_crt( const mbedtls_ssl_context *ssl, int level, + const char *file, int line, + const char *text, const mbedtls_x509_crt *crt ); +#endif + +#ifdef __cplusplus +} +#endif + +#endif /* debug.h */ +