From 2671bfc3beb44e70636bd0208274426db57f73b5 Mon Sep 17 00:00:00 2001 From: Bryan Schumaker Date: Fri, 27 Apr 2012 13:27:44 -0400 Subject: NFS: Remove secinfo knowledge out of the generic client And also remove the unneeded rpc_op. Signed-off-by: Bryan Schumaker Signed-off-by: Trond Myklebust --- fs/nfs/nfs4namespace.c | 29 +++++++++++++++++++++++++++++ 1 file changed, 29 insertions(+) (limited to 'fs/nfs/nfs4namespace.c') diff --git a/fs/nfs/nfs4namespace.c b/fs/nfs/nfs4namespace.c index a7f3dedc4ec..a69ee3952bb 100644 --- a/fs/nfs/nfs4namespace.c +++ b/fs/nfs/nfs4namespace.c @@ -132,6 +132,35 @@ static size_t nfs_parse_server_name(char *string, size_t len, return ret; } +rpc_authflavor_t nfs_find_best_sec(struct nfs4_secinfo_flavors *flavors) +{ + struct gss_api_mech *mech; + struct xdr_netobj oid; + int i; + rpc_authflavor_t pseudoflavor = RPC_AUTH_UNIX; + + for (i = 0; i < flavors->num_flavors; i++) { + struct nfs4_secinfo_flavor *flavor; + flavor = &flavors->flavors[i]; + + if (flavor->flavor == RPC_AUTH_NULL || flavor->flavor == RPC_AUTH_UNIX) { + pseudoflavor = flavor->flavor; + break; + } else if (flavor->flavor == RPC_AUTH_GSS) { + oid.len = flavor->gss.sec_oid4.len; + oid.data = flavor->gss.sec_oid4.data; + mech = gss_mech_get_by_OID(&oid); + if (!mech) + continue; + pseudoflavor = gss_svc_to_pseudoflavor(mech, flavor->gss.service); + gss_mech_put(mech); + break; + } + } + + return pseudoflavor; +} + static rpc_authflavor_t nfs4_negotiate_security(struct inode *inode, struct qstr *name) { struct page *page; -- cgit v1.2.3-70-g09d2