lib/crypto/rsa_helper.c

3  * RSA key extract helper
27 	struct rsa_key *key = context;
33 	/* invalid key provided */
44 		/* In FIPS mode only allow key size 2K and higher */
46 			pr_err("RSA: key size not allowed in FIPS mode\n");
52 	key->n = value;
53 	key->n_sz = vlen;
61 	struct rsa_key *key = context;
63 	/* invalid key provided */
64 	if (!value || !key->n_sz || !vlen || vlen > key->n_sz)
67 	key->e = value;
68 	key->e_sz = vlen;
76 	struct rsa_key *key = context;
78 	/* invalid key provided */
79 	if (!value || !key->n_sz || !vlen || vlen > key->n_sz)
82 	key->d = value;
83 	key->d_sz = vlen;
91 	struct rsa_key *key = context;
93 	/* invalid key provided */
94 	if (!value || !vlen || vlen > key->n_sz)
97 	key->p = value;
98 	key->p_sz = vlen;
106 	struct rsa_key *key = context;
108 	/* invalid key provided */
109 	if (!value || !vlen || vlen > key->n_sz)
112 	key->q = value;
113 	key->q_sz = vlen;
121 	struct rsa_key *key = context;
123 	/* invalid key provided */
124 	if (!value || !vlen || vlen > key->n_sz)
127 	key->dp = value;
128 	key->dp_sz = vlen;
136 	struct rsa_key *key = context;
138 	/* invalid key provided */
139 	if (!value || !vlen || vlen > key->n_sz)
142 	key->dq = value;
143 	key->dq_sz = vlen;
151 	struct rsa_key *key = context;
153 	/* invalid key provided */
154 	if (!value || !vlen || vlen > key->n_sz)
157 	key->qinv = value;
158 	key->qinv_sz = vlen;
165  *                       provided struct rsa_key, pointers to the raw key as is,
168  * @rsa_key:	struct rsa_key key representation
169  * @key:	key in BER format
170  * @key_len:	length of key
174 int rsa_parse_pub_key(struct rsa_key *rsa_key, const void *key,
177 	return asn1_ber_decoder(&rsapubkey_decoder, rsa_key, key, key_len);
184  *                        provided struct rsa_key, pointers to the raw key
188  * @rsa_key:	struct rsa_key key representation
189  * @key:	key in BER format
190  * @key_len:	length of key
194 int rsa_parse_priv_key(struct rsa_key *rsa_key, const void *key,
197 	return asn1_ber_decoder(&rsaprivkey_decoder, rsa_key, key, key_len);