u-boot/tools/image-sig-host.c
Jamin Lin 2a4b0d5890 rsa: adds rsa3072 algorithm
Add to support rsa 3072 bits algorithm in tools
for image sign at host side and adds rsa 3072 bits
verification in the image binary.

Add test case in vboot for sha384 with rsa3072 algorithm testing.

Signed-off-by: Jamin Lin <jamin_lin@aspeedtech.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
2022-01-28 17:58:41 -05:00

140 lines
2.7 KiB
C

// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright (c) 2013, Google Inc.
*/
#include "mkimage.h"
#include <fdt_support.h>
#include <time.h>
#include <linux/libfdt.h>
#include <image.h>
#include <u-boot/ecdsa.h>
#include <u-boot/rsa.h>
#include <u-boot/hash-checksum.h>
struct checksum_algo checksum_algos[] = {
{
.name = "sha1",
.checksum_len = SHA1_SUM_LEN,
.der_len = SHA1_DER_LEN,
.der_prefix = sha1_der_prefix,
.calculate_sign = EVP_sha1,
.calculate = hash_calculate,
},
{
.name = "sha256",
.checksum_len = SHA256_SUM_LEN,
.der_len = SHA256_DER_LEN,
.der_prefix = sha256_der_prefix,
.calculate_sign = EVP_sha256,
.calculate = hash_calculate,
},
{
.name = "sha384",
.checksum_len = SHA384_SUM_LEN,
.der_len = SHA384_DER_LEN,
.der_prefix = sha384_der_prefix,
.calculate_sign = EVP_sha384,
.calculate = hash_calculate,
},
{
.name = "sha512",
.checksum_len = SHA512_SUM_LEN,
.der_len = SHA512_DER_LEN,
.der_prefix = sha512_der_prefix,
.calculate_sign = EVP_sha512,
.calculate = hash_calculate,
},
};
struct crypto_algo crypto_algos[] = {
{
.name = "rsa2048",
.key_len = RSA2048_BYTES,
.sign = rsa_sign,
.add_verify_data = rsa_add_verify_data,
.verify = rsa_verify,
},
{
.name = "rsa3072",
.key_len = RSA3072_BYTES,
.sign = rsa_sign,
.add_verify_data = rsa_add_verify_data,
.verify = rsa_verify,
},
{
.name = "rsa4096",
.key_len = RSA4096_BYTES,
.sign = rsa_sign,
.add_verify_data = rsa_add_verify_data,
.verify = rsa_verify,
},
{
.name = "ecdsa256",
.key_len = ECDSA256_BYTES,
.sign = ecdsa_sign,
.add_verify_data = ecdsa_add_verify_data,
.verify = ecdsa_verify,
},
};
struct padding_algo padding_algos[] = {
{
.name = "pkcs-1.5",
.verify = padding_pkcs_15_verify,
},
{
.name = "pss",
.verify = padding_pss_verify,
}
};
struct checksum_algo *image_get_checksum_algo(const char *full_name)
{
int i;
const char *name;
for (i = 0; i < ARRAY_SIZE(checksum_algos); i++) {
name = checksum_algos[i].name;
/* Make sure names match and next char is a comma */
if (!strncmp(name, full_name, strlen(name)) &&
full_name[strlen(name)] == ',')
return &checksum_algos[i];
}
return NULL;
}
struct crypto_algo *image_get_crypto_algo(const char *full_name)
{
int i;
const char *name;
/* Move name to after the comma */
name = strchr(full_name, ',');
if (!name)
return NULL;
name += 1;
for (i = 0; i < ARRAY_SIZE(crypto_algos); i++) {
if (!strcmp(crypto_algos[i].name, name))
return &crypto_algos[i];
}
return NULL;
}
struct padding_algo *image_get_padding_algo(const char *name)
{
int i;
if (!name)
return NULL;
for (i = 0; i < ARRAY_SIZE(padding_algos); i++) {
if (!strcmp(padding_algos[i].name, name))
return &padding_algos[i];
}
return NULL;
}