mirror of
https://github.com/yuzu-emu/mbedtls.git
synced 2024-11-22 23:05:41 +01:00
286 lines
8.6 KiB
C
286 lines
8.6 KiB
C
/*
|
|
* Key reading application
|
|
*
|
|
* Copyright (C) 2006-2015, ARM Limited, All Rights Reserved
|
|
* 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.
|
|
*
|
|
* This file is part of mbed TLS (https://tls.mbed.org)
|
|
*/
|
|
|
|
#if !defined(MBEDTLS_CONFIG_FILE)
|
|
#include "mbedtls/config.h"
|
|
#else
|
|
#include MBEDTLS_CONFIG_FILE
|
|
#endif
|
|
|
|
#if defined(MBEDTLS_PLATFORM_C)
|
|
#include "mbedtls/platform.h"
|
|
#else
|
|
#include <stdio.h>
|
|
#define mbedtls_printf printf
|
|
#endif
|
|
|
|
#if defined(MBEDTLS_BIGNUM_C) && \
|
|
defined(MBEDTLS_PK_PARSE_C) && defined(MBEDTLS_FS_IO)
|
|
#include "mbedtls/error.h"
|
|
#include "mbedtls/rsa.h"
|
|
#include "mbedtls/x509.h"
|
|
|
|
#include <string.h>
|
|
#endif
|
|
|
|
#define MODE_NONE 0
|
|
#define MODE_PRIVATE 1
|
|
#define MODE_PUBLIC 2
|
|
|
|
#define DFL_MODE MODE_NONE
|
|
#define DFL_FILENAME "keyfile.key"
|
|
#define DFL_PASSWORD ""
|
|
#define DFL_PASSWORD_FILE ""
|
|
#define DFL_DEBUG_LEVEL 0
|
|
|
|
#define USAGE \
|
|
"\n usage: key_app param=<>...\n" \
|
|
"\n acceptable parameters:\n" \
|
|
" mode=private|public default: none\n" \
|
|
" filename=%%s default: keyfile.key\n" \
|
|
" password=%%s default: \"\"\n" \
|
|
" password_file=%%s default: \"\"\n" \
|
|
"\n"
|
|
|
|
|
|
#if !defined(MBEDTLS_BIGNUM_C) || \
|
|
!defined(MBEDTLS_PK_PARSE_C) || !defined(MBEDTLS_FS_IO)
|
|
int main( void )
|
|
{
|
|
mbedtls_printf("MBEDTLS_BIGNUM_C and/or "
|
|
"MBEDTLS_PK_PARSE_C and/or MBEDTLS_FS_IO not defined.\n");
|
|
return( 0 );
|
|
}
|
|
#else
|
|
/*
|
|
* global options
|
|
*/
|
|
struct options
|
|
{
|
|
int mode; /* the mode to run the application in */
|
|
const char *filename; /* filename of the key file */
|
|
const char *password; /* password for the private key */
|
|
const char *password_file; /* password_file for the private key */
|
|
} opt;
|
|
|
|
int main( int argc, char *argv[] )
|
|
{
|
|
int ret = 0;
|
|
mbedtls_pk_context pk;
|
|
char buf[1024];
|
|
int i;
|
|
char *p, *q;
|
|
|
|
/*
|
|
* Set to sane values
|
|
*/
|
|
mbedtls_pk_init( &pk );
|
|
memset( buf, 0, sizeof(buf) );
|
|
|
|
if( argc == 0 )
|
|
{
|
|
usage:
|
|
mbedtls_printf( USAGE );
|
|
goto cleanup;
|
|
}
|
|
|
|
opt.mode = DFL_MODE;
|
|
opt.filename = DFL_FILENAME;
|
|
opt.password = DFL_PASSWORD;
|
|
opt.password_file = DFL_PASSWORD_FILE;
|
|
|
|
for( i = 1; i < argc; i++ )
|
|
{
|
|
p = argv[i];
|
|
if( ( q = strchr( p, '=' ) ) == NULL )
|
|
goto usage;
|
|
*q++ = '\0';
|
|
|
|
if( strcmp( p, "mode" ) == 0 )
|
|
{
|
|
if( strcmp( q, "private" ) == 0 )
|
|
opt.mode = MODE_PRIVATE;
|
|
else if( strcmp( q, "public" ) == 0 )
|
|
opt.mode = MODE_PUBLIC;
|
|
else
|
|
goto usage;
|
|
}
|
|
else if( strcmp( p, "filename" ) == 0 )
|
|
opt.filename = q;
|
|
else if( strcmp( p, "password" ) == 0 )
|
|
opt.password = q;
|
|
else if( strcmp( p, "password_file" ) == 0 )
|
|
opt.password_file = q;
|
|
else
|
|
goto usage;
|
|
}
|
|
|
|
if( opt.mode == MODE_PRIVATE )
|
|
{
|
|
if( strlen( opt.password ) && strlen( opt.password_file ) )
|
|
{
|
|
mbedtls_printf( "Error: cannot have both password and password_file\n" );
|
|
goto usage;
|
|
}
|
|
|
|
if( strlen( opt.password_file ) )
|
|
{
|
|
FILE *f;
|
|
|
|
mbedtls_printf( "\n . Loading the password file ..." );
|
|
if( ( f = fopen( opt.password_file, "rb" ) ) == NULL )
|
|
{
|
|
mbedtls_printf( " failed\n ! fopen returned NULL\n" );
|
|
goto cleanup;
|
|
}
|
|
if( fgets( buf, sizeof(buf), f ) == NULL )
|
|
{
|
|
fclose( f );
|
|
mbedtls_printf( "Error: fgets() failed to retrieve password\n" );
|
|
goto cleanup;
|
|
}
|
|
fclose( f );
|
|
|
|
i = (int) strlen( buf );
|
|
if( buf[i - 1] == '\n' ) buf[i - 1] = '\0';
|
|
if( buf[i - 2] == '\r' ) buf[i - 2] = '\0';
|
|
opt.password = buf;
|
|
}
|
|
|
|
/*
|
|
* 1.1. Load the key
|
|
*/
|
|
mbedtls_printf( "\n . Loading the private key ..." );
|
|
fflush( stdout );
|
|
|
|
ret = mbedtls_pk_parse_keyfile( &pk, opt.filename, opt.password );
|
|
|
|
if( ret != 0 )
|
|
{
|
|
mbedtls_printf( " failed\n ! mbedtls_pk_parse_keyfile returned -0x%04x\n", -ret );
|
|
goto cleanup;
|
|
}
|
|
|
|
mbedtls_printf( " ok\n" );
|
|
|
|
/*
|
|
* 1.2 Print the key
|
|
*/
|
|
mbedtls_printf( " . Key information ...\n" );
|
|
#if defined(MBEDTLS_RSA_C)
|
|
if( mbedtls_pk_get_type( &pk ) == MBEDTLS_PK_RSA )
|
|
{
|
|
mbedtls_rsa_context *rsa = mbedtls_pk_rsa( pk );
|
|
|
|
MBEDTLS_MPI_CHK( mbedtls_mpi_write_file( "N: ", &rsa->N, 16, NULL ) );
|
|
MBEDTLS_MPI_CHK( mbedtls_mpi_write_file( "E: ", &rsa->E, 16, NULL ) );
|
|
MBEDTLS_MPI_CHK( mbedtls_mpi_write_file( "D: ", &rsa->D, 16, NULL ) );
|
|
MBEDTLS_MPI_CHK( mbedtls_mpi_write_file( "P: ", &rsa->P, 16, NULL ) );
|
|
MBEDTLS_MPI_CHK( mbedtls_mpi_write_file( "Q: ", &rsa->Q, 16, NULL ) );
|
|
MBEDTLS_MPI_CHK( mbedtls_mpi_write_file( "DP: ", &rsa->DP, 16, NULL ) );
|
|
MBEDTLS_MPI_CHK( mbedtls_mpi_write_file( "DQ: ", &rsa->DQ, 16, NULL ) );
|
|
MBEDTLS_MPI_CHK( mbedtls_mpi_write_file( "QP: ", &rsa->QP, 16, NULL ) );
|
|
}
|
|
else
|
|
#endif
|
|
#if defined(MBEDTLS_ECP_C)
|
|
if( mbedtls_pk_get_type( &pk ) == MBEDTLS_PK_ECKEY )
|
|
{
|
|
mbedtls_ecp_keypair *ecp = mbedtls_pk_ec( pk );
|
|
MBEDTLS_MPI_CHK( mbedtls_mpi_write_file( "Q(X): ", &ecp->Q.X, 16, NULL ) );
|
|
MBEDTLS_MPI_CHK( mbedtls_mpi_write_file( "Q(Y): ", &ecp->Q.Y, 16, NULL ) );
|
|
MBEDTLS_MPI_CHK( mbedtls_mpi_write_file( "Q(Z): ", &ecp->Q.Z, 16, NULL ) );
|
|
MBEDTLS_MPI_CHK( mbedtls_mpi_write_file( "D : ", &ecp->d , 16, NULL ) );
|
|
}
|
|
else
|
|
#endif
|
|
{
|
|
mbedtls_printf("Do not know how to print key information for this type\n" );
|
|
goto cleanup;
|
|
}
|
|
}
|
|
else if( opt.mode == MODE_PUBLIC )
|
|
{
|
|
/*
|
|
* 1.1. Load the key
|
|
*/
|
|
mbedtls_printf( "\n . Loading the public key ..." );
|
|
fflush( stdout );
|
|
|
|
ret = mbedtls_pk_parse_public_keyfile( &pk, opt.filename );
|
|
|
|
if( ret != 0 )
|
|
{
|
|
mbedtls_printf( " failed\n ! mbedtls_pk_parse_public_keyfile returned -0x%04x\n", -ret );
|
|
goto cleanup;
|
|
}
|
|
|
|
mbedtls_printf( " ok\n" );
|
|
|
|
mbedtls_printf( " . Key information ...\n" );
|
|
#if defined(MBEDTLS_RSA_C)
|
|
if( mbedtls_pk_get_type( &pk ) == MBEDTLS_PK_RSA )
|
|
{
|
|
mbedtls_rsa_context *rsa = mbedtls_pk_rsa( pk );
|
|
MBEDTLS_MPI_CHK( mbedtls_mpi_write_file( "N: ", &rsa->N, 16, NULL ) );
|
|
MBEDTLS_MPI_CHK( mbedtls_mpi_write_file( "E: ", &rsa->E, 16, NULL ) );
|
|
}
|
|
else
|
|
#endif
|
|
#if defined(MBEDTLS_ECP_C)
|
|
if( mbedtls_pk_get_type( &pk ) == MBEDTLS_PK_ECKEY )
|
|
{
|
|
mbedtls_ecp_keypair *ecp = mbedtls_pk_ec( pk );
|
|
MBEDTLS_MPI_CHK( mbedtls_mpi_write_file( "Q(X): ", &ecp->Q.X, 16, NULL ) );
|
|
MBEDTLS_MPI_CHK( mbedtls_mpi_write_file( "Q(Y): ", &ecp->Q.Y, 16, NULL ) );
|
|
MBEDTLS_MPI_CHK( mbedtls_mpi_write_file( "Q(Z): ", &ecp->Q.Z, 16, NULL ) );
|
|
}
|
|
else
|
|
#endif
|
|
{
|
|
mbedtls_printf("Do not know how to print key information for this type\n" );
|
|
goto cleanup;
|
|
}
|
|
}
|
|
else
|
|
goto usage;
|
|
|
|
cleanup:
|
|
|
|
#if defined(MBEDTLS_ERROR_C)
|
|
if( ret != 0 )
|
|
{
|
|
mbedtls_strerror( ret, buf, sizeof( buf ) );
|
|
mbedtls_printf( " ! Last error was: %s\n", buf );
|
|
}
|
|
#endif
|
|
|
|
mbedtls_pk_free( &pk );
|
|
|
|
#if defined(_WIN32)
|
|
mbedtls_printf( " + Press Enter to exit this program.\n" );
|
|
fflush( stdout ); getchar();
|
|
#endif
|
|
|
|
return( ret );
|
|
}
|
|
#endif /* MBEDTLS_BIGNUM_C && MBEDTLS_PK_PARSE_C && MBEDTLS_FS_IO */
|