debug.h

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/*
 *  Copyright The Mbed TLS Contributors
 *  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.
 */
#ifndef MBEDTLS_DEBUG_H
#define MBEDTLS_DEBUG_H

#include "mbedtls/build_info.h"

#include "mbedtls/ssl.h"

#if defined(MBEDTLS_ECP_C)
#include "mbedtls/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)
#if !defined(MBEDTLS_X509_REMOVE_INFO)
#define MBEDTLS_SSL_DEBUG_CRT( level, text, crt )                \
    mbedtls_debug_print_crt( ssl, level, __FILE__, __LINE__, text, crt )
#else
#define MBEDTLS_SSL_DEBUG_CRT( level, text, crt )       do { } while( 0 )
#endif /* MBEDTLS_X509_REMOVE_INFO */
#endif /* MBEDTLS_X509_CRT_PARSE_C */

#if defined(MBEDTLS_ECDH_C)
#define MBEDTLS_SSL_DEBUG_ECDH( level, ecdh, attr )               \
    mbedtls_debug_printf_ecdh( ssl, level, __FILE__, __LINE__, ecdh, attr )
#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 )
#define MBEDTLS_SSL_DEBUG_ECDH( level, ecdh, attr )     do { } while( 0 )

#endif /* MBEDTLS_DEBUG_C */

#if defined(__has_attribute)
#if __has_attribute(format)
#if defined(__MINGW32__) && __USE_MINGW_ANSI_STDIO == 1
#define MBEDTLS_PRINTF_ATTRIBUTE(string_index, first_to_check)    \
    __attribute__((__format__ (gnu_printf, string_index, first_to_check)))
#else /* defined(__MINGW32__) && __USE_MINGW_ANSI_STDIO == 1 */
#define MBEDTLS_PRINTF_ATTRIBUTE(string_index, first_to_check)    \
    __attribute__((format(printf, string_index, first_to_check)))
#endif
#else /* __has_attribute(format) */
#define MBEDTLS_PRINTF_ATTRIBUTE(string_index, first_to_check)
#endif /* __has_attribute(format) */
#else /* defined(__has_attribute) */
#define MBEDTLS_PRINTF_ATTRIBUTE(string_index, first_to_check)
#endif

#if (defined(__MINGW32__) && __USE_MINGW_ANSI_STDIO == 0) || (defined(_MSC_VER) && _MSC_VER < 1800)
   #include <inttypes.h>
   #define MBEDTLS_PRINTF_SIZET     PRIuPTR
   #define MBEDTLS_PRINTF_LONGLONG  "I64d"
#else /* (defined(__MINGW32__)  && __USE_MINGW_ANSI_STDIO == 0) || (defined(_MSC_VER) && _MSC_VER < 1800) */
   #define MBEDTLS_PRINTF_SIZET     "zu"
   #define MBEDTLS_PRINTF_LONGLONG  "lld"
#endif /* (defined(__MINGW32__)  && __USE_MINGW_ANSI_STDIO == 0) || (defined(_MSC_VER) && _MSC_VER < 1800) */

#ifdef __cplusplus
extern "C" {
#endif

void mbedtls_debug_set_threshold( int threshold );

void mbedtls_debug_print_msg( const mbedtls_ssl_context *ssl, int level,
                              const char *file, int line,
                              const char *format, ... ) MBEDTLS_PRINTF_ATTRIBUTE(5, 6);

void mbedtls_debug_print_ret( const mbedtls_ssl_context *ssl, int level,
                      const char *file, int line,
                      const char *text, int ret );

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)

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)

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) && !defined(MBEDTLS_X509_REMOVE_INFO)

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

#if defined(MBEDTLS_ECDH_C)
typedef enum
{
    MBEDTLS_DEBUG_ECDH_Q,
    MBEDTLS_DEBUG_ECDH_QP,
    MBEDTLS_DEBUG_ECDH_Z,
} mbedtls_debug_ecdh_attr;

void mbedtls_debug_printf_ecdh( const mbedtls_ssl_context *ssl, int level,
                                const char *file, int line,
                                const mbedtls_ecdh_context *ecdh,
                                mbedtls_debug_ecdh_attr attr );
#endif

#ifdef __cplusplus
}
#endif

#endif /* debug.h */