diff options
Diffstat (limited to 'thirdparty/mbedtls/library/debug.c')
| -rw-r--r-- | thirdparty/mbedtls/library/debug.c | 127 |
1 files changed, 37 insertions, 90 deletions
diff --git a/thirdparty/mbedtls/library/debug.c b/thirdparty/mbedtls/library/debug.c index 5f06d0da13..e1086008af 100644 --- a/thirdparty/mbedtls/library/debug.c +++ b/thirdparty/mbedtls/library/debug.c @@ -2,13 +2,7 @@ * Debugging routines * * Copyright The Mbed TLS Contributors - * SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later - * - * This file is provided under the Apache License 2.0, or the - * GNU General Public License v2.0 or later. - * - * ********** - * Apache License 2.0: + * 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. @@ -21,34 +15,9 @@ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. - * - * ********** - * - * ********** - * GNU General Public License v2.0 or later: - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License along - * with this program; if not, write to the Free Software Foundation, Inc., - * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. - * - * ********** */ -#if !defined(MBEDTLS_CONFIG_FILE) -#include "mbedtls/config.h" -#else -#include MBEDTLS_CONFIG_FILE -#endif +#include "common.h" #if defined(MBEDTLS_DEBUG_C) @@ -60,9 +29,11 @@ #define mbedtls_free free #define mbedtls_time_t time_t #define mbedtls_snprintf snprintf +#define mbedtls_vsnprintf vsnprintf #endif #include "mbedtls/debug.h" +#include "mbedtls/error.h" #include <stdarg.h> #include <stdio.h> @@ -103,13 +74,14 @@ static inline void debug_send_line( const mbedtls_ssl_context *ssl, int level, #endif } +MBEDTLS_PRINTF_ATTRIBUTE(5, 6) void mbedtls_debug_print_msg( const mbedtls_ssl_context *ssl, int level, const char *file, int line, const char *format, ... ) { va_list argp; char str[DEBUG_BUF_SIZE]; - int ret; + int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED; if( NULL == ssl || NULL == ssl->conf || @@ -120,20 +92,7 @@ void mbedtls_debug_print_msg( const mbedtls_ssl_context *ssl, int level, } va_start( argp, format ); -#if defined(_WIN32) -#if defined(_TRUNCATE) && !defined(__MINGW32__) - ret = _vsnprintf_s( str, DEBUG_BUF_SIZE, _TRUNCATE, format, argp ); -#else - ret = _vsnprintf( str, DEBUG_BUF_SIZE, format, argp ); - if( ret < 0 || (size_t) ret == DEBUG_BUF_SIZE ) - { - str[DEBUG_BUF_SIZE-1] = '\0'; - ret = -1; - } -#endif -#else - ret = vsnprintf( str, DEBUG_BUF_SIZE, format, argp ); -#endif + ret = mbedtls_vsnprintf( str, DEBUG_BUF_SIZE, format, argp ); va_end( argp ); if( ret >= 0 && ret < DEBUG_BUF_SIZE - 1 ) @@ -168,7 +127,7 @@ void mbedtls_debug_print_ret( const mbedtls_ssl_context *ssl, int level, return; mbedtls_snprintf( str, sizeof( str ), "%s() returned %d (-0x%04x)\n", - text, ret, -ret ); + text, ret, (unsigned int) -ret ); debug_send_line( ssl, level, file, line, str ); } @@ -261,8 +220,8 @@ void mbedtls_debug_print_mpi( const mbedtls_ssl_context *ssl, int level, const char *text, const mbedtls_mpi *X ) { char str[DEBUG_BUF_SIZE]; - int j, k, zeros = 1; - size_t i, n, idx = 0; + size_t bitlen; + size_t idx = 0; if( NULL == ssl || NULL == ssl->conf || @@ -273,55 +232,43 @@ void mbedtls_debug_print_mpi( const mbedtls_ssl_context *ssl, int level, return; } - for( n = X->n - 1; n > 0; n-- ) - if( X->p[n] != 0 ) - break; - - for( j = ( sizeof(mbedtls_mpi_uint) << 3 ) - 1; j >= 0; j-- ) - if( ( ( X->p[n] >> j ) & 1 ) != 0 ) - break; - - mbedtls_snprintf( str + idx, sizeof( str ) - idx, "value of '%s' (%d bits) is:\n", - text, (int) ( ( n * ( sizeof(mbedtls_mpi_uint) << 3 ) ) + j + 1 ) ); + bitlen = mbedtls_mpi_bitlen( X ); + mbedtls_snprintf( str, sizeof( str ), "value of '%s' (%u bits) is:\n", + text, (unsigned) bitlen ); debug_send_line( ssl, level, file, line, str ); - idx = 0; - for( i = n + 1, j = 0; i > 0; i-- ) + if( bitlen == 0 ) { - if( zeros && X->p[i - 1] == 0 ) - continue; - - for( k = sizeof( mbedtls_mpi_uint ) - 1; k >= 0; k-- ) + str[0] = ' '; str[1] = '0'; str[2] = '0'; + idx = 3; + } + else + { + int n; + for( n = (int) ( ( bitlen - 1 ) / 8 ); n >= 0; n-- ) { - if( zeros && ( ( X->p[i - 1] >> ( k << 3 ) ) & 0xFF ) == 0 ) - continue; - else - zeros = 0; - - if( j % 16 == 0 ) + size_t limb_offset = n / sizeof( mbedtls_mpi_uint ); + size_t offset_in_limb = n % sizeof( mbedtls_mpi_uint ); + unsigned char octet = + ( X->p[limb_offset] >> ( offset_in_limb * 8 ) ) & 0xff; + mbedtls_snprintf( str + idx, sizeof( str ) - idx, " %02x", octet ); + idx += 3; + /* Wrap lines after 16 octets that each take 3 columns */ + if( idx >= 3 * 16 ) { - if( j > 0 ) - { - mbedtls_snprintf( str + idx, sizeof( str ) - idx, "\n" ); - debug_send_line( ssl, level, file, line, str ); - idx = 0; - } + mbedtls_snprintf( str + idx, sizeof( str ) - idx, "\n" ); + debug_send_line( ssl, level, file, line, str ); + idx = 0; } - - idx += mbedtls_snprintf( str + idx, sizeof( str ) - idx, " %02x", (unsigned int) - ( X->p[i - 1] >> ( k << 3 ) ) & 0xFF ); - - j++; } - } - if( zeros == 1 ) - idx += mbedtls_snprintf( str + idx, sizeof( str ) - idx, " 00" ); - - mbedtls_snprintf( str + idx, sizeof( str ) - idx, "\n" ); - debug_send_line( ssl, level, file, line, str ); + if( idx != 0 ) + { + mbedtls_snprintf( str + idx, sizeof( str ) - idx, "\n" ); + debug_send_line( ssl, level, file, line, str ); + } } #endif /* MBEDTLS_BIGNUM_C */ |