1 /*
2 * Translate error code to error string
3 *
4 * Copyright The Mbed TLS Contributors
5 * SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
6 *
7 * This file is provided under the Apache License 2.0, or the
8 * GNU General Public License v2.0 or later.
9 *
10 * **********
11 * Apache License 2.0:
12 *
13 * Licensed under the Apache License, Version 2.0 (the "License"); you may
14 * not use this file except in compliance with the License.
15 * You may obtain a copy of the License at
16 *
17 * http://www.apache.org/licenses/LICENSE-2.0
18 *
19 * Unless required by applicable law or agreed to in writing, software
20 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
21 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
22 * See the License for the specific language governing permissions and
23 * limitations under the License.
24 *
25 * **********
26 *
27 * **********
28 * GNU General Public License v2.0 or later:
29 *
30 * This program is free software; you can redistribute it and/or modify
31 * it under the terms of the GNU General Public License as published by
32 * the Free Software Foundation; either version 2 of the License, or
33 * (at your option) any later version.
34 *
35 * This program is distributed in the hope that it will be useful,
36 * but WITHOUT ANY WARRANTY; without even the implied warranty of
37 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
38 * GNU General Public License for more details.
39 *
40 * You should have received a copy of the GNU General Public License along
41 * with this program; if not, write to the Free Software Foundation, Inc.,
42 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
43 *
44 * **********
45 */
46
47 #if !defined(MBEDTLS_CONFIG_FILE)
48 #include "mbedtls/config.h"
49 #else
50 #include MBEDTLS_CONFIG_FILE
51 #endif
52
53 #if defined(MBEDTLS_PLATFORM_C)
54 #include "mbedtls/platform.h"
55 #else
56 #include <stdio.h>
57 #include <stdlib.h>
58 #define mbedtls_printf printf
59 #define mbedtls_exit exit
60 #endif
61
62 #if defined(MBEDTLS_ERROR_C) || defined(MBEDTLS_ERROR_STRERROR_DUMMY)
63 #include "mbedtls/error.h"
64
65 #include <stdio.h>
66 #include <stdlib.h>
67 #include <string.h>
68 #endif
69
70 #define USAGE \
71 "\n usage: strerror <errorcode>\n" \
72 "\n where <errorcode> can be a decimal or hexadecimal (starts with 0x or -0x)\n"
73
74 #if !defined(MBEDTLS_ERROR_C) && !defined(MBEDTLS_ERROR_STRERROR_DUMMY)
main(void)75 int main( void )
76 {
77 mbedtls_printf("MBEDTLS_ERROR_C and/or MBEDTLS_ERROR_STRERROR_DUMMY not defined.\n");
78 mbedtls_exit( 0 );
79 }
80 #else
main(int argc,char * argv[])81 int main( int argc, char *argv[] )
82 {
83 long int val;
84 char *end = argv[1];
85
86 if( argc != 2 )
87 {
88 mbedtls_printf( USAGE );
89 mbedtls_exit( 0 );
90 }
91
92 val = strtol( argv[1], &end, 10 );
93 if( *end != '\0' )
94 {
95 val = strtol( argv[1], &end, 16 );
96 if( *end != '\0' )
97 {
98 mbedtls_printf( USAGE );
99 return( 0 );
100 }
101 }
102 if( val > 0 )
103 val = -val;
104
105 if( val != 0 )
106 {
107 char error_buf[200];
108 mbedtls_strerror( val, error_buf, 200 );
109 mbedtls_printf("Last error was: -0x%04x - %s\n\n", (int) -val, error_buf );
110 }
111
112 #if defined(_WIN32)
113 mbedtls_printf( " + Press Enter to exit this program.\n" );
114 fflush( stdout ); getchar();
115 #endif
116
117 mbedtls_exit( val );
118 }
119 #endif /* MBEDTLS_ERROR_C */
120