diff options
Diffstat (limited to 'crypto/crypto_user.c')
| -rw-r--r-- | crypto/crypto_user.c | 34 |
1 files changed, 33 insertions, 1 deletions
diff --git a/crypto/crypto_user.c b/crypto/crypto_user.c index 41dfe762b7fb..08ea2867fc8a 100644 --- a/crypto/crypto_user.c +++ b/crypto/crypto_user.c @@ -27,6 +27,8 @@ #include <net/net_namespace.h> #include <crypto/internal/aead.h> #include <crypto/internal/skcipher.h> +#include <crypto/internal/rng.h> +#include <crypto/akcipher.h> #include "internal.h" @@ -110,6 +112,21 @@ nla_put_failure: return -EMSGSIZE; } +static int crypto_report_akcipher(struct sk_buff *skb, struct crypto_alg *alg) +{ + struct crypto_report_akcipher rakcipher; + + strncpy(rakcipher.type, "akcipher", sizeof(rakcipher.type)); + + if (nla_put(skb, CRYPTOCFGA_REPORT_AKCIPHER, + sizeof(struct crypto_report_akcipher), &rakcipher)) + goto nla_put_failure; + return 0; + +nla_put_failure: + return -EMSGSIZE; +} + static int crypto_report_one(struct crypto_alg *alg, struct crypto_user_alg *ualg, struct sk_buff *skb) { @@ -154,6 +171,12 @@ static int crypto_report_one(struct crypto_alg *alg, goto nla_put_failure; break; + + case CRYPTO_ALG_TYPE_AKCIPHER: + if (crypto_report_akcipher(skb, alg)) + goto nla_put_failure; + + break; } out: @@ -450,13 +473,21 @@ static int crypto_add_alg(struct sk_buff *skb, struct nlmsghdr *nlh, return 0; } +static int crypto_del_rng(struct sk_buff *skb, struct nlmsghdr *nlh, + struct nlattr **attrs) +{ + if (!netlink_capable(skb, CAP_NET_ADMIN)) + return -EPERM; + return crypto_del_default_rng(); +} + #define MSGSIZE(type) sizeof(struct type) static const int crypto_msg_min[CRYPTO_NR_MSGTYPES] = { [CRYPTO_MSG_NEWALG - CRYPTO_MSG_BASE] = MSGSIZE(crypto_user_alg), [CRYPTO_MSG_DELALG - CRYPTO_MSG_BASE] = MSGSIZE(crypto_user_alg), [CRYPTO_MSG_UPDATEALG - CRYPTO_MSG_BASE] = MSGSIZE(crypto_user_alg), - [CRYPTO_MSG_GETALG - CRYPTO_MSG_BASE] = MSGSIZE(crypto_user_alg), + [CRYPTO_MSG_DELRNG - CRYPTO_MSG_BASE] = 0, }; static const struct nla_policy crypto_policy[CRYPTOCFGA_MAX+1] = { @@ -476,6 +507,7 @@ static const struct crypto_link { [CRYPTO_MSG_GETALG - CRYPTO_MSG_BASE] = { .doit = crypto_report, .dump = crypto_dump_report, .done = crypto_dump_report_done}, + [CRYPTO_MSG_DELRNG - CRYPTO_MSG_BASE] = { .doit = crypto_del_rng }, }; static int crypto_user_rcv_msg(struct sk_buff *skb, struct nlmsghdr *nlh) |