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-rw-r--r--crypto/af_alg.c6
-rw-r--r--include/crypto/if_alg.h1
-rw-r--r--include/uapi/linux/if_alg.h2
3 files changed, 9 insertions, 0 deletions
diff --git a/crypto/af_alg.c b/crypto/af_alg.c
index 6a3ad8011585..68ff1137dd70 100644
--- a/crypto/af_alg.c
+++ b/crypto/af_alg.c
@@ -421,6 +421,12 @@ int af_alg_cmsg_send(struct msghdr *msg, struct af_alg_control *con)
con->op = *(u32 *)CMSG_DATA(cmsg);
break;
+ case ALG_SET_AEAD_ASSOCLEN:
+ if (cmsg->cmsg_len < CMSG_LEN(sizeof(u32)))
+ return -EINVAL;
+ con->aead_assoclen = *(u32 *)CMSG_DATA(cmsg);
+ break;
+
default:
return -EINVAL;
}
diff --git a/include/crypto/if_alg.h b/include/crypto/if_alg.h
index d61c11170213..cd62bf4289e9 100644
--- a/include/crypto/if_alg.h
+++ b/include/crypto/if_alg.h
@@ -42,6 +42,7 @@ struct af_alg_completion {
struct af_alg_control {
struct af_alg_iv *iv;
int op;
+ unsigned int aead_assoclen;
};
struct af_alg_type {
diff --git a/include/uapi/linux/if_alg.h b/include/uapi/linux/if_alg.h
index 0f9acce5b1ff..f2acd2fde1f3 100644
--- a/include/uapi/linux/if_alg.h
+++ b/include/uapi/linux/if_alg.h
@@ -32,6 +32,8 @@ struct af_alg_iv {
#define ALG_SET_KEY 1
#define ALG_SET_IV 2
#define ALG_SET_OP 3
+#define ALG_SET_AEAD_ASSOCLEN 4
+#define ALG_SET_AEAD_AUTHSIZE 5
/* Operations */
#define ALG_OP_DECRYPT 0