mirror of
https://git.eden-emu.dev/eden-emu/eden.git
synced 2025-07-20 18:45:45 +00:00
Move dead submodules in-tree
Signed-off-by: swurl <swurl@swurl.xyz>
This commit is contained in:
parent
c0cceff365
commit
6c655321e6
4081 changed files with 1185566 additions and 45 deletions
385
externals/mbedtls/library/x509write_csr.c
vendored
Normal file
385
externals/mbedtls/library/x509write_csr.c
vendored
Normal file
|
@ -0,0 +1,385 @@
|
|||
/*
|
||||
* X.509 Certificate Signing Request writing
|
||||
*
|
||||
* 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:
|
||||
*
|
||||
* 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.
|
||||
*
|
||||
* **********
|
||||
*
|
||||
* **********
|
||||
* 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.
|
||||
*
|
||||
* **********
|
||||
*/
|
||||
/*
|
||||
* References:
|
||||
* - CSRs: PKCS#10 v1.7 aka RFC 2986
|
||||
* - attributes: PKCS#9 v2.0 aka RFC 2985
|
||||
*/
|
||||
|
||||
#if !defined(MBEDTLS_CONFIG_FILE)
|
||||
#include "mbedtls/config.h"
|
||||
#else
|
||||
#include MBEDTLS_CONFIG_FILE
|
||||
#endif
|
||||
|
||||
#if defined(MBEDTLS_X509_CSR_WRITE_C)
|
||||
|
||||
#include "mbedtls/x509_csr.h"
|
||||
#include "mbedtls/oid.h"
|
||||
#include "mbedtls/asn1write.h"
|
||||
#include "mbedtls/platform_util.h"
|
||||
|
||||
#include <string.h>
|
||||
#include <stdlib.h>
|
||||
|
||||
#if defined(MBEDTLS_PEM_WRITE_C)
|
||||
#include "mbedtls/pem.h"
|
||||
#endif
|
||||
|
||||
/*
|
||||
* For the currently used signature algorithms the buffer to store any signature
|
||||
* must be at least of size MAX(MBEDTLS_ECDSA_MAX_LEN, MBEDTLS_MPI_MAX_SIZE)
|
||||
*/
|
||||
#if MBEDTLS_ECDSA_MAX_LEN > MBEDTLS_MPI_MAX_SIZE
|
||||
#define SIGNATURE_MAX_SIZE MBEDTLS_ECDSA_MAX_LEN
|
||||
#else
|
||||
#define SIGNATURE_MAX_SIZE MBEDTLS_MPI_MAX_SIZE
|
||||
#endif
|
||||
|
||||
#if defined(MBEDTLS_PLATFORM_C)
|
||||
#include "mbedtls/platform.h"
|
||||
#else
|
||||
#include <stdlib.h>
|
||||
#define mbedtls_calloc calloc
|
||||
#define mbedtls_free free
|
||||
#endif
|
||||
|
||||
void mbedtls_x509write_csr_init( mbedtls_x509write_csr *ctx )
|
||||
{
|
||||
memset( ctx, 0, sizeof( mbedtls_x509write_csr ) );
|
||||
}
|
||||
|
||||
void mbedtls_x509write_csr_free( mbedtls_x509write_csr *ctx )
|
||||
{
|
||||
mbedtls_asn1_free_named_data_list( &ctx->subject );
|
||||
mbedtls_asn1_free_named_data_list( &ctx->extensions );
|
||||
|
||||
mbedtls_platform_zeroize( ctx, sizeof( mbedtls_x509write_csr ) );
|
||||
}
|
||||
|
||||
void mbedtls_x509write_csr_set_md_alg( mbedtls_x509write_csr *ctx, mbedtls_md_type_t md_alg )
|
||||
{
|
||||
ctx->md_alg = md_alg;
|
||||
}
|
||||
|
||||
void mbedtls_x509write_csr_set_key( mbedtls_x509write_csr *ctx, mbedtls_pk_context *key )
|
||||
{
|
||||
ctx->key = key;
|
||||
}
|
||||
|
||||
int mbedtls_x509write_csr_set_subject_name( mbedtls_x509write_csr *ctx,
|
||||
const char *subject_name )
|
||||
{
|
||||
return mbedtls_x509_string_to_names( &ctx->subject, subject_name );
|
||||
}
|
||||
|
||||
int mbedtls_x509write_csr_set_extension( mbedtls_x509write_csr *ctx,
|
||||
const char *oid, size_t oid_len,
|
||||
const unsigned char *val, size_t val_len )
|
||||
{
|
||||
return mbedtls_x509_set_extension( &ctx->extensions, oid, oid_len,
|
||||
0, val, val_len );
|
||||
}
|
||||
|
||||
static size_t csr_get_unused_bits_for_named_bitstring( unsigned char bitstring,
|
||||
size_t bit_offset )
|
||||
{
|
||||
size_t unused_bits;
|
||||
|
||||
/* Count the unused bits removing trailing 0s */
|
||||
for( unused_bits = bit_offset; unused_bits < 8; unused_bits++ )
|
||||
if( ( ( bitstring >> unused_bits ) & 0x1 ) != 0 )
|
||||
break;
|
||||
|
||||
return( unused_bits );
|
||||
}
|
||||
|
||||
int mbedtls_x509write_csr_set_key_usage( mbedtls_x509write_csr *ctx, unsigned char key_usage )
|
||||
{
|
||||
unsigned char buf[4];
|
||||
unsigned char *c;
|
||||
size_t unused_bits;
|
||||
int ret;
|
||||
|
||||
c = buf + 4;
|
||||
|
||||
unused_bits = csr_get_unused_bits_for_named_bitstring( key_usage, 0 );
|
||||
ret = mbedtls_asn1_write_bitstring( &c, buf, &key_usage, 8 - unused_bits );
|
||||
|
||||
if( ret < 0 )
|
||||
return( ret );
|
||||
else if( ret < 3 || ret > 4 )
|
||||
return( MBEDTLS_ERR_X509_INVALID_FORMAT );
|
||||
|
||||
ret = mbedtls_x509write_csr_set_extension( ctx, MBEDTLS_OID_KEY_USAGE,
|
||||
MBEDTLS_OID_SIZE( MBEDTLS_OID_KEY_USAGE ),
|
||||
c, (size_t)ret );
|
||||
if( ret != 0 )
|
||||
return( ret );
|
||||
|
||||
return( 0 );
|
||||
}
|
||||
|
||||
int mbedtls_x509write_csr_set_ns_cert_type( mbedtls_x509write_csr *ctx,
|
||||
unsigned char ns_cert_type )
|
||||
{
|
||||
unsigned char buf[4];
|
||||
unsigned char *c;
|
||||
size_t unused_bits;
|
||||
int ret;
|
||||
|
||||
c = buf + 4;
|
||||
|
||||
unused_bits = csr_get_unused_bits_for_named_bitstring( ns_cert_type, 0 );
|
||||
ret = mbedtls_asn1_write_bitstring( &c,
|
||||
buf,
|
||||
&ns_cert_type,
|
||||
8 - unused_bits );
|
||||
|
||||
if( ret < 0 )
|
||||
return( ret );
|
||||
else if( ret < 3 || ret > 4 )
|
||||
return( ret );
|
||||
|
||||
ret = mbedtls_x509write_csr_set_extension( ctx, MBEDTLS_OID_NS_CERT_TYPE,
|
||||
MBEDTLS_OID_SIZE( MBEDTLS_OID_NS_CERT_TYPE ),
|
||||
c, (size_t)ret );
|
||||
if( ret != 0 )
|
||||
return( ret );
|
||||
|
||||
return( 0 );
|
||||
}
|
||||
|
||||
static int x509write_csr_der_internal( mbedtls_x509write_csr *ctx,
|
||||
unsigned char *buf,
|
||||
size_t size,
|
||||
unsigned char *sig,
|
||||
int (*f_rng)(void *, unsigned char *, size_t),
|
||||
void *p_rng )
|
||||
{
|
||||
int ret;
|
||||
const char *sig_oid;
|
||||
size_t sig_oid_len = 0;
|
||||
unsigned char *c, *c2;
|
||||
unsigned char hash[64];
|
||||
size_t pub_len = 0, sig_and_oid_len = 0, sig_len;
|
||||
size_t len = 0;
|
||||
mbedtls_pk_type_t pk_alg;
|
||||
|
||||
/* Write the CSR backwards starting from the end of buf */
|
||||
c = buf + size;
|
||||
|
||||
MBEDTLS_ASN1_CHK_ADD( len, mbedtls_x509_write_extensions( &c, buf,
|
||||
ctx->extensions ) );
|
||||
|
||||
if( len )
|
||||
{
|
||||
MBEDTLS_ASN1_CHK_ADD( len, mbedtls_asn1_write_len( &c, buf, len ) );
|
||||
MBEDTLS_ASN1_CHK_ADD( len,
|
||||
mbedtls_asn1_write_tag(
|
||||
&c, buf,
|
||||
MBEDTLS_ASN1_CONSTRUCTED | MBEDTLS_ASN1_SEQUENCE ) );
|
||||
|
||||
MBEDTLS_ASN1_CHK_ADD( len, mbedtls_asn1_write_len( &c, buf, len ) );
|
||||
MBEDTLS_ASN1_CHK_ADD( len,
|
||||
mbedtls_asn1_write_tag(
|
||||
&c, buf,
|
||||
MBEDTLS_ASN1_CONSTRUCTED | MBEDTLS_ASN1_SET ) );
|
||||
|
||||
MBEDTLS_ASN1_CHK_ADD( len,
|
||||
mbedtls_asn1_write_oid(
|
||||
&c, buf, MBEDTLS_OID_PKCS9_CSR_EXT_REQ,
|
||||
MBEDTLS_OID_SIZE( MBEDTLS_OID_PKCS9_CSR_EXT_REQ ) ) );
|
||||
|
||||
MBEDTLS_ASN1_CHK_ADD( len, mbedtls_asn1_write_len( &c, buf, len ) );
|
||||
MBEDTLS_ASN1_CHK_ADD( len,
|
||||
mbedtls_asn1_write_tag(
|
||||
&c, buf,
|
||||
MBEDTLS_ASN1_CONSTRUCTED | MBEDTLS_ASN1_SEQUENCE ) );
|
||||
}
|
||||
|
||||
MBEDTLS_ASN1_CHK_ADD( len, mbedtls_asn1_write_len( &c, buf, len ) );
|
||||
MBEDTLS_ASN1_CHK_ADD( len,
|
||||
mbedtls_asn1_write_tag(
|
||||
&c, buf,
|
||||
MBEDTLS_ASN1_CONSTRUCTED | MBEDTLS_ASN1_CONTEXT_SPECIFIC ) );
|
||||
|
||||
MBEDTLS_ASN1_CHK_ADD( pub_len, mbedtls_pk_write_pubkey_der( ctx->key,
|
||||
buf, c - buf ) );
|
||||
c -= pub_len;
|
||||
len += pub_len;
|
||||
|
||||
/*
|
||||
* Subject ::= Name
|
||||
*/
|
||||
MBEDTLS_ASN1_CHK_ADD( len, mbedtls_x509_write_names( &c, buf,
|
||||
ctx->subject ) );
|
||||
|
||||
/*
|
||||
* Version ::= INTEGER { v1(0), v2(1), v3(2) }
|
||||
*/
|
||||
MBEDTLS_ASN1_CHK_ADD( len, mbedtls_asn1_write_int( &c, buf, 0 ) );
|
||||
|
||||
MBEDTLS_ASN1_CHK_ADD( len, mbedtls_asn1_write_len( &c, buf, len ) );
|
||||
MBEDTLS_ASN1_CHK_ADD( len,
|
||||
mbedtls_asn1_write_tag(
|
||||
&c, buf,
|
||||
MBEDTLS_ASN1_CONSTRUCTED | MBEDTLS_ASN1_SEQUENCE ) );
|
||||
|
||||
/*
|
||||
* Sign the written CSR data into the sig buffer
|
||||
* Note: hash errors can happen only after an internal error
|
||||
*/
|
||||
ret = mbedtls_md( mbedtls_md_info_from_type( ctx->md_alg ), c, len, hash );
|
||||
if( ret != 0 )
|
||||
return( ret );
|
||||
|
||||
if( ( ret = mbedtls_pk_sign( ctx->key, ctx->md_alg, hash, 0, sig, &sig_len,
|
||||
f_rng, p_rng ) ) != 0 )
|
||||
{
|
||||
return( ret );
|
||||
}
|
||||
|
||||
if( mbedtls_pk_can_do( ctx->key, MBEDTLS_PK_RSA ) )
|
||||
pk_alg = MBEDTLS_PK_RSA;
|
||||
else if( mbedtls_pk_can_do( ctx->key, MBEDTLS_PK_ECDSA ) )
|
||||
pk_alg = MBEDTLS_PK_ECDSA;
|
||||
else
|
||||
return( MBEDTLS_ERR_X509_INVALID_ALG );
|
||||
|
||||
if( ( ret = mbedtls_oid_get_oid_by_sig_alg( pk_alg, ctx->md_alg,
|
||||
&sig_oid, &sig_oid_len ) ) != 0 )
|
||||
{
|
||||
return( ret );
|
||||
}
|
||||
|
||||
/*
|
||||
* Move the written CSR data to the start of buf to create space for
|
||||
* writing the signature into buf.
|
||||
*/
|
||||
memmove( buf, c, len );
|
||||
|
||||
/*
|
||||
* Write sig and its OID into buf backwards from the end of buf.
|
||||
* Note: mbedtls_x509_write_sig will check for c2 - ( buf + len ) < sig_len
|
||||
* and return MBEDTLS_ERR_ASN1_BUF_TOO_SMALL if needed.
|
||||
*/
|
||||
c2 = buf + size;
|
||||
MBEDTLS_ASN1_CHK_ADD( sig_and_oid_len,
|
||||
mbedtls_x509_write_sig( &c2, buf + len, sig_oid, sig_oid_len,
|
||||
sig, sig_len ) );
|
||||
|
||||
/*
|
||||
* Compact the space between the CSR data and signature by moving the
|
||||
* CSR data to the start of the signature.
|
||||
*/
|
||||
c2 -= len;
|
||||
memmove( c2, buf, len );
|
||||
|
||||
/* ASN encode the total size and tag the CSR data with it. */
|
||||
len += sig_and_oid_len;
|
||||
MBEDTLS_ASN1_CHK_ADD( len, mbedtls_asn1_write_len( &c2, buf, len ) );
|
||||
MBEDTLS_ASN1_CHK_ADD( len,
|
||||
mbedtls_asn1_write_tag(
|
||||
&c2, buf,
|
||||
MBEDTLS_ASN1_CONSTRUCTED | MBEDTLS_ASN1_SEQUENCE ) );
|
||||
|
||||
/* Zero the unused bytes at the start of buf */
|
||||
memset( buf, 0, c2 - buf);
|
||||
|
||||
return( (int) len );
|
||||
}
|
||||
|
||||
int mbedtls_x509write_csr_der( mbedtls_x509write_csr *ctx, unsigned char *buf,
|
||||
size_t size,
|
||||
int (*f_rng)(void *, unsigned char *, size_t),
|
||||
void *p_rng )
|
||||
{
|
||||
int ret;
|
||||
unsigned char *sig;
|
||||
|
||||
if( ( sig = mbedtls_calloc( 1, SIGNATURE_MAX_SIZE ) ) == NULL )
|
||||
{
|
||||
return( MBEDTLS_ERR_X509_ALLOC_FAILED );
|
||||
}
|
||||
|
||||
ret = x509write_csr_der_internal( ctx, buf, size, sig, f_rng, p_rng );
|
||||
|
||||
mbedtls_free( sig );
|
||||
|
||||
return( ret );
|
||||
}
|
||||
|
||||
#define PEM_BEGIN_CSR "-----BEGIN CERTIFICATE REQUEST-----\n"
|
||||
#define PEM_END_CSR "-----END CERTIFICATE REQUEST-----\n"
|
||||
|
||||
#if defined(MBEDTLS_PEM_WRITE_C)
|
||||
int mbedtls_x509write_csr_pem( mbedtls_x509write_csr *ctx, unsigned char *buf, size_t size,
|
||||
int (*f_rng)(void *, unsigned char *, size_t),
|
||||
void *p_rng )
|
||||
{
|
||||
int ret;
|
||||
unsigned char output_buf[4096];
|
||||
size_t olen = 0;
|
||||
|
||||
if( ( ret = mbedtls_x509write_csr_der( ctx, output_buf, sizeof(output_buf),
|
||||
f_rng, p_rng ) ) < 0 )
|
||||
{
|
||||
return( ret );
|
||||
}
|
||||
|
||||
if( ( ret = mbedtls_pem_write_buffer( PEM_BEGIN_CSR, PEM_END_CSR,
|
||||
output_buf + sizeof(output_buf) - ret,
|
||||
ret, buf, size, &olen ) ) != 0 )
|
||||
{
|
||||
return( ret );
|
||||
}
|
||||
|
||||
return( 0 );
|
||||
}
|
||||
#endif /* MBEDTLS_PEM_WRITE_C */
|
||||
|
||||
#endif /* MBEDTLS_X509_CSR_WRITE_C */
|
Loading…
Add table
Add a link
Reference in a new issue