1 // SPDX-License-Identifier: GPL-2.0+
3 * Copyright (c) 2013, Google Inc.
9 #include <asm/global_data.h>
10 DECLARE_GLOBAL_DATA_PTR
;
13 #include <u-boot/ecdsa.h>
14 #include <u-boot/rsa.h>
15 #include <u-boot/hash-checksum.h>
17 #define IMAGE_MAX_HASHED_NODES 100
19 struct checksum_algo checksum_algos
[] = {
22 .checksum_len
= SHA1_SUM_LEN
,
23 .der_len
= SHA1_DER_LEN
,
24 .der_prefix
= sha1_der_prefix
,
25 .calculate
= hash_calculate
,
29 .checksum_len
= SHA256_SUM_LEN
,
30 .der_len
= SHA256_DER_LEN
,
31 .der_prefix
= sha256_der_prefix
,
32 .calculate
= hash_calculate
,
37 .checksum_len
= SHA384_SUM_LEN
,
38 .der_len
= SHA384_DER_LEN
,
39 .der_prefix
= sha384_der_prefix
,
40 .calculate
= hash_calculate
,
46 .checksum_len
= SHA512_SUM_LEN
,
47 .der_len
= SHA512_DER_LEN
,
48 .der_prefix
= sha512_der_prefix
,
49 .calculate
= hash_calculate
,
55 struct checksum_algo
*image_get_checksum_algo(const char *full_name
)
60 if (IS_ENABLED(CONFIG_NEEDS_MANUAL_RELOC
)) {
65 for (i
= 0; i
< ARRAY_SIZE(checksum_algos
); i
++) {
66 struct checksum_algo
*algo
= &checksum_algos
[i
];
68 MANUAL_RELOC(algo
->name
);
69 MANUAL_RELOC(algo
->calculate
);
74 for (i
= 0; i
< ARRAY_SIZE(checksum_algos
); i
++) {
75 name
= checksum_algos
[i
].name
;
76 /* Make sure names match and next char is a comma */
77 if (!strncmp(name
, full_name
, strlen(name
)) &&
78 full_name
[strlen(name
)] == ',')
79 return &checksum_algos
[i
];
85 struct crypto_algo
*image_get_crypto_algo(const char *full_name
)
87 struct crypto_algo
*crypto
, *end
;
90 if (IS_ENABLED(CONFIG_NEEDS_MANUAL_RELOC
)) {
95 crypto
= ll_entry_start(struct crypto_algo
, cryptos
);
96 end
= ll_entry_end(struct crypto_algo
, cryptos
);
97 for (; crypto
< end
; crypto
++) {
98 MANUAL_RELOC(crypto
->name
);
99 MANUAL_RELOC(crypto
->verify
);
104 /* Move name to after the comma */
105 name
= strchr(full_name
, ',');
110 crypto
= ll_entry_start(struct crypto_algo
, cryptos
);
111 end
= ll_entry_end(struct crypto_algo
, cryptos
);
112 for (; crypto
< end
; crypto
++) {
113 if (!strcmp(crypto
->name
, name
))
121 struct padding_algo
*image_get_padding_algo(const char *name
)
123 struct padding_algo
*padding
, *end
;
128 padding
= ll_entry_start(struct padding_algo
, paddings
);
129 end
= ll_entry_end(struct padding_algo
, paddings
);
130 for (; padding
< end
; padding
++) {
131 if (!strcmp(padding
->name
, name
))