linux-master/crypto/rsa_helper.c

3  * RSA key extract helper
19 	struct rsa_key *key = context;
23 	/* invalid key provided */
33 		/* In FIPS mode only allow key size 2K and higher */
35 			pr_err("RSA: key size not allowed in FIPS mode\n");
40 	key->n = value;
41 	key->n_sz = vlen;
49 	struct rsa_key *key = context;
51 	/* invalid key provided */
52 	if (!value || !key->n_sz || !vlen || vlen > key->n_sz)
55 	key->e = value;
56 	key->e_sz = vlen;
64 	struct rsa_key *key = context;
66 	/* invalid key provided */
67 	if (!value || !key->n_sz || !vlen || vlen > key->n_sz)
70 	key->d = value;
71 	key->d_sz = vlen;
79 	struct rsa_key *key = context;
81 	/* invalid key provided */
82 	if (!value || !vlen || vlen > key->n_sz)
85 	key->p = value;
86 	key->p_sz = vlen;
94 	struct rsa_key *key = context;
96 	/* invalid key provided */
97 	if (!value || !vlen || vlen > key->n_sz)
100 	key->q = value;
101 	key->q_sz = vlen;
109 	struct rsa_key *key = context;
111 	/* invalid key provided */
112 	if (!value || !vlen || vlen > key->n_sz)
115 	key->dp = value;
116 	key->dp_sz = vlen;
124 	struct rsa_key *key = context;
126 	/* invalid key provided */
127 	if (!value || !vlen || vlen > key->n_sz)
130 	key->dq = value;
131 	key->dq_sz = vlen;
139 	struct rsa_key *key = context;
141 	/* invalid key provided */
142 	if (!value || !vlen || vlen > key->n_sz)
145 	key->qinv = value;
146 	key->qinv_sz = vlen;
153  *                       provided struct rsa_key, pointers to the raw key as is,
156  * @rsa_key:	struct rsa_key key representation
157  * @key:	key in BER format
158  * @key_len:	length of key
162 int rsa_parse_pub_key(struct rsa_key *rsa_key, const void *key,
165 	return asn1_ber_decoder(&rsapubkey_decoder, rsa_key, key, key_len);
171  *                        provided struct rsa_key, pointers to the raw key
175  * @rsa_key:	struct rsa_key key representation
176  * @key:	key in BER format
177  * @key_len:	length of key
181 int rsa_parse_priv_key(struct rsa_key *rsa_key, const void *key,
184 	return asn1_ber_decoder(&rsaprivkey_decoder, rsa_key, key, key_len);