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/*
* Root CA reading application
*
* 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_X509_CRT_PARSE_C) || !defined(MBEDTLS_FS_IO) || \
!defined(MBEDTLS_TIMING_C)
int main(void)
{
mbedtls_printf("MBEDTLS_X509_CRT_PARSE_C and/or MBEDTLS_FS_IO and/or "
"MBEDTLS_TIMING_C not defined.\n");
mbedtls_exit(0);
}
#else
#include "mbedtls/error.h"
#include "mbedtls/timing.h"
#include "mbedtls/x509_crt.h"
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#define DFL_ITERATIONS 1
#define DFL_PRIME_CACHE 1
#define USAGE \
"\n usage: load_roots param=<>... [--] FILE...\n" \
"\n acceptable parameters:\n" \
" iterations=%%d Iteration count (not including cache priming); default: 1\n" \
" prime=%%d Prime the disk read cache? Default: 1 (yes)\n" \
"\n"
/*
* global options
*/
struct options {
const char **filenames; /* NULL-terminated list of file names */
unsigned iterations; /* Number of iterations to time */
int prime_cache; /* Prime the disk read cache? */
} opt;
int read_certificates(const char *const *filenames)
{
mbedtls_x509_crt cas;
int ret = 0;
const char *const *cur;
mbedtls_x509_crt_init(&cas);
for (cur = filenames; *cur != NULL; cur++) {
ret = mbedtls_x509_crt_parse_file(&cas, *cur);
if (ret != 0) {
#if defined(MBEDTLS_ERROR_C) || defined(MBEDTLS_ERROR_STRERROR_DUMMY)
char error_message[200];
mbedtls_strerror(ret, error_message, sizeof(error_message));
printf("\n%s: -0x%04x (%s)\n",
*cur, (unsigned) -ret, error_message);
#else
printf("\n%s: -0x%04x\n",
*cur, (unsigned) -ret);
#endif
goto exit;
}
}
exit:
mbedtls_x509_crt_free(&cas);
return ret == 0;
}
int main(int argc, char *argv[])
{
int exit_code = MBEDTLS_EXIT_FAILURE;
unsigned i, j;
struct mbedtls_timing_hr_time timer;
unsigned long ms;
#if defined(MBEDTLS_USE_PSA_CRYPTO)
psa_status_t status = psa_crypto_init();
if (status != PSA_SUCCESS) {
mbedtls_fprintf(stderr, "Failed to initialize PSA Crypto implementation: %d\n",
(int) status);
goto exit;
}
#endif /* MBEDTLS_USE_PSA_CRYPTO */
if (argc <= 1) {
mbedtls_printf(USAGE);
goto exit;
}
opt.filenames = NULL;
opt.iterations = DFL_ITERATIONS;
opt.prime_cache = DFL_PRIME_CACHE;
for (i = 1; i < (unsigned) argc; i++) {
char *p = argv[i];
char *q = NULL;
if (strcmp(p, "--") == 0) {
break;
}
if ((q = strchr(p, '=')) == NULL) {
break;
}
*q++ = '\0';
for (j = 0; p + j < q; j++) {
if (argv[i][j] >= 'A' && argv[i][j] <= 'Z') {
argv[i][j] |= 0x20;
}
}
if (strcmp(p, "iterations") == 0) {
opt.iterations = atoi(q);
} else if (strcmp(p, "prime") == 0) {
opt.iterations = atoi(q) != 0;
} else {
mbedtls_printf("Unknown option: %s\n", p);
mbedtls_printf(USAGE);
goto exit;
}
}
opt.filenames = (const char **) argv + i;
if (*opt.filenames == 0) {
mbedtls_printf("Missing list of certificate files to parse\n");
goto exit;
}
mbedtls_printf("Parsing %u certificates", argc - i);
if (opt.prime_cache) {
if (!read_certificates(opt.filenames)) {
goto exit;
}
mbedtls_printf(" ");
}
(void) mbedtls_timing_get_timer(&timer, 1);
for (i = 1; i <= opt.iterations; i++) {
if (!read_certificates(opt.filenames)) {
goto exit;
}
mbedtls_printf(".");
}
ms = mbedtls_timing_get_timer(&timer, 0);
mbedtls_printf("\n%u iterations -> %lu ms\n", opt.iterations, ms);
exit_code = MBEDTLS_EXIT_SUCCESS;
exit:
#if defined(MBEDTLS_USE_PSA_CRYPTO)
mbedtls_psa_crypto_free();
#endif /* MBEDTLS_USE_PSA_CRYPTO */
mbedtls_exit(exit_code);
}
#endif /* necessary configuration */
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