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/*
* Translate error code to error string
*
* Copyright The Mbed TLS Contributors
* SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
*/
#include "mbedtls/build_info.h"
#include "mbedtls/platform.h"
#if defined(MBEDTLS_ERROR_C) || defined(MBEDTLS_ERROR_STRERROR_DUMMY)
#include "mbedtls/error.h"
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#endif
#define USAGE \
"\n usage: strerror <errorcode>\n" \
"\n where <errorcode> can be a decimal or hexadecimal (starts with 0x or -0x)\n"
#if !defined(MBEDTLS_ERROR_C) && !defined(MBEDTLS_ERROR_STRERROR_DUMMY)
int main(void)
{
mbedtls_printf("MBEDTLS_ERROR_C and/or MBEDTLS_ERROR_STRERROR_DUMMY not defined.\n");
mbedtls_exit(0);
}
#else
int main(int argc, char *argv[])
{
long int val;
char *end = argv[1];
if (argc != 2) {
mbedtls_printf(USAGE);
mbedtls_exit(0);
}
val = strtol(argv[1], &end, 10);
if (*end != '\0') {
val = strtol(argv[1], &end, 16);
if (*end != '\0') {
mbedtls_printf(USAGE);
return 0;
}
}
if (val > 0) {
val = -val;
}
if (val != 0) {
char error_buf[200];
mbedtls_strerror(val, error_buf, 200);
mbedtls_printf("Last error was: -0x%04x - %s\n\n", (unsigned int) -val, error_buf);
}
mbedtls_exit(val);
}
#endif /* MBEDTLS_ERROR_C */
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