linux-kernel - [PATCH 13/18] rxrpc: Add the security index for yfs-rxgk

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Date:   Thu, 12 Nov 2020 12:59:31 +0000
From:   David Howells <dhowells@...hat.com>
To:     herbert@...dor.apana.org.au, bfields@...ldses.org
Cc:     dhowells@...hat.com, trond.myklebust@...merspace.com,
        linux-crypto@...r.kernel.org, linux-afs@...ts.infradead.org,
        linux-cifs@...r.kernel.org, linux-nfs@...r.kernel.org,
        linux-fsdevel@...r.kernel.org, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH 13/18] rxrpc: Add the security index for yfs-rxgk

Add the security index for the YFS variant of rxgk.

Signed-off-by: David Howells <dhowells@...hat.com>
---

 fs/afs/misc.c              |   13 +++++++++++++
 include/uapi/linux/rxrpc.h |   17 +++++++++++++++++
 2 files changed, 30 insertions(+)

diff --git a/fs/afs/misc.c b/fs/afs/misc.c
index 1d1a8debe472..796783774e36 100644
--- a/fs/afs/misc.c
+++ b/fs/afs/misc.c
@@ -102,6 +102,19 @@ int afs_abort_to_error(u32 abort_code)
 	case RXKADDATALEN:	return -EKEYREJECTED;
 	case RXKADILLEGALLEVEL:	return -EKEYREJECTED;
 
+	case RXGK_INCONSISTENCY:	return -EPROTO;
+	case RXGK_PACKETSHORT:		return -EPROTO;
+	case RXGK_BADCHALLENGE:		return -EPROTO;
+	case RXGK_BADETYPE:		return -ENOPKG;
+	case RXGK_BADLEVEL:		return -EKEYREJECTED;
+	case RXGK_BADKEYNO:		return -EKEYREJECTED;
+	case RXGK_EXPIRED:		return -EKEYEXPIRED;
+	case RXGK_NOTAUTH:		return -EKEYREJECTED;
+	case RXGK_BAD_TOKEN:		return -EKEYREJECTED;
+	case RXGK_SEALED_INCON:		return -EKEYREJECTED;
+	case RXGK_DATA_LEN:		return -EPROTO;
+	case RXGK_BAD_QOP:		return -EKEYREJECTED;
+
 	case RXGEN_OPCODE:	return -ENOTSUPP;
 
 	default:		return -EREMOTEIO;
diff --git a/include/uapi/linux/rxrpc.h b/include/uapi/linux/rxrpc.h
index 8f8dc7a937a4..0e296d219191 100644
--- a/include/uapi/linux/rxrpc.h
+++ b/include/uapi/linux/rxrpc.h
@@ -73,6 +73,7 @@ enum rxrpc_cmsg_type {
 #define RXRPC_SECURITY_RXKAD	2	/* kaserver or kerberos 4 */
 #define RXRPC_SECURITY_RXGK	4	/* gssapi-based */
 #define RXRPC_SECURITY_RXK5	5	/* kerberos 5 */
+#define RXRPC_SECURITY_YFS_RXGK	6	/* YFS gssapi-based */
 
 /*
  * RxRPC-level abort codes
@@ -118,4 +119,20 @@ enum rxrpc_cmsg_type {
 #define RXKADDATALEN		19270411	/* user data too long */
 #define RXKADILLEGALLEVEL	19270412	/* caller not authorised to use encrypted conns */
 
+/*
+ * RxGK GSSAPI security abort codes.
+ */
+#define RXGK_INCONSISTENCY	1233242880	/* Security module structure inconsistent */
+#define RXGK_PACKETSHORT	1233242881	/* Packet too short for security challenge */
+#define RXGK_BADCHALLENGE	1233242882	/* Invalid security challenge */
+#define RXGK_BADETYPE		1233242883	/* Invalid or impermissible encryption type */
+#define RXGK_BADLEVEL		1233242884	/* Invalid or impermissible security level */
+#define RXGK_BADKEYNO		1233242885	/* Key version number not found */
+#define RXGK_EXPIRED		1233242886	/* Token has expired */
+#define RXGK_NOTAUTH		1233242887	/* Caller not authorized */
+#define RXGK_BAD_TOKEN		1233242888	/* Security object was passed a bad token */
+#define RXGK_SEALED_INCON	1233242889	/* Sealed data inconsistent */
+#define RXGK_DATA_LEN		1233242890	/* User data too long */
+#define RXGK_BAD_QOP		1233242891	/* Inadequate quality of protection available */
+
 #endif /* _UAPI_LINUX_RXRPC_H */