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author | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2015-12-02 09:33:25 -0800 |
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committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2015-12-02 09:33:25 -0800 |
commit | ef0902bd956672dc33d6f7dd7bcaff9f769ac5c3 (patch) | |
tree | 50a07d35f4a47620c4c611db434bf4fce05b9260 /crypto/rsa_helper.c | |
parent | 82d748eb43a673a56b639efd4d698e1e95715d82 (diff) | |
parent | d3dd09594f91ee57e76cbc27023b214afa01a99a (diff) | |
download | linux-crypto-ef0902bd956672dc33d6f7dd7bcaff9f769ac5c3.tar.gz linux-crypto-ef0902bd956672dc33d6f7dd7bcaff9f769ac5c3.zip |
Merge tag 'v4.4-rc3' into next
Merge with Linux 4.4-rc3 to bring in helpers for multiu-driver modules.
Diffstat (limited to 'crypto/rsa_helper.c')
-rw-r--r-- | crypto/rsa_helper.c | 42 |
1 files changed, 35 insertions, 7 deletions
diff --git a/crypto/rsa_helper.c b/crypto/rsa_helper.c index 8d96ce96..d226f48d 100644 --- a/crypto/rsa_helper.c +++ b/crypto/rsa_helper.c @@ -15,7 +15,8 @@ #include <linux/err.h> #include <linux/fips.h> #include <crypto/internal/rsa.h> -#include "rsakey-asn1.h" +#include "rsapubkey-asn1.h" +#include "rsaprivkey-asn1.h" int rsa_get_n(void *context, size_t hdrlen, unsigned char tag, const void *value, size_t vlen) @@ -94,8 +95,8 @@ void rsa_free_key(struct rsa_key *key) EXPORT_SYMBOL_GPL(rsa_free_key); /** - * rsa_parse_key() - extracts an rsa key from BER encoded buffer - * and stores it in the provided struct rsa_key + * rsa_parse_pub_key() - extracts an rsa public key from BER encoded buffer + * and stores it in the provided struct rsa_key * * @rsa_key: struct rsa_key key representation * @key: key in BER format @@ -103,13 +104,13 @@ EXPORT_SYMBOL_GPL(rsa_free_key); * * Return: 0 on success or error code in case of error */ -int rsa_parse_key(struct rsa_key *rsa_key, const void *key, - unsigned int key_len) +int rsa_parse_pub_key(struct rsa_key *rsa_key, const void *key, + unsigned int key_len) { int ret; free_mpis(rsa_key); - ret = asn1_ber_decoder(&rsakey_decoder, rsa_key, key, key_len); + ret = asn1_ber_decoder(&rsapubkey_decoder, rsa_key, key, key_len); if (ret < 0) goto error; @@ -118,4 +119,31 @@ error: free_mpis(rsa_key); return ret; } -EXPORT_SYMBOL_GPL(rsa_parse_key); +EXPORT_SYMBOL_GPL(rsa_parse_pub_key); + +/** + * rsa_parse_pub_key() - extracts an rsa private key from BER encoded buffer + * and stores it in the provided struct rsa_key + * + * @rsa_key: struct rsa_key key representation + * @key: key in BER format + * @key_len: length of key + * + * Return: 0 on success or error code in case of error + */ +int rsa_parse_priv_key(struct rsa_key *rsa_key, const void *key, + unsigned int key_len) +{ + int ret; + + free_mpis(rsa_key); + ret = asn1_ber_decoder(&rsaprivkey_decoder, rsa_key, key, key_len); + if (ret < 0) + goto error; + + return 0; +error: + free_mpis(rsa_key); + return ret; +} +EXPORT_SYMBOL_GPL(rsa_parse_priv_key); |