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| author | Olga Kornievskaia <kolga@netapp.com> | 2019-06-05 19:46:29 +0200 |
|---|---|---|
| committer | J. Bruce Fields <bfields@redhat.com> | 2019-12-09 17:42:14 +0100 |
| commit | af76fc6c158d5e70764c9cc277aefe7a134436fd (patch) | |
| tree | 2145e6ebb46761eade3c12e0096d7726a169e3d9 /fs/nfsd | |
| parent | Linux 5.5-rc1 (diff) | |
| download | linux-af76fc6c158d5e70764c9cc277aefe7a134436fd.tar.xz linux-af76fc6c158d5e70764c9cc277aefe7a134436fd.zip | |
NFSD fill-in netloc4 structure
nfs.4 defines nfs42_netaddr structure that represents netloc4.
Populate needed fields from the sockaddr structure.
This will be used by flexfiles and 4.2 inter copy
Signed-off-by: Olga Kornievskaia <kolga@netapp.com>
Diffstat (limited to '')
| -rw-r--r-- | fs/nfsd/nfsd.h | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/fs/nfsd/nfsd.h b/fs/nfsd/nfsd.h index 57b93d95fa5c..0ff6ef964a48 100644 --- a/fs/nfsd/nfsd.h +++ b/fs/nfsd/nfsd.h @@ -19,6 +19,7 @@ #include <linux/sunrpc/svc.h> #include <linux/sunrpc/svc_xprt.h> #include <linux/sunrpc/msg_prot.h> +#include <linux/sunrpc/addr.h> #include <uapi/linux/nfsd/debug.h> @@ -387,6 +388,37 @@ void nfsd_lockd_shutdown(void); extern const u32 nfsd_suppattrs[3][3]; +static inline u32 nfsd4_set_netaddr(struct sockaddr *addr, + struct nfs42_netaddr *netaddr) +{ + struct sockaddr_in *sin = (struct sockaddr_in *)addr; + struct sockaddr_in6 *sin6 = (struct sockaddr_in6 *)addr; + unsigned int port; + size_t ret_addr, ret_port; + + switch (addr->sa_family) { + case AF_INET: + port = ntohs(sin->sin_port); + sprintf(netaddr->netid, "tcp"); + netaddr->netid_len = 3; + break; + case AF_INET6: + port = ntohs(sin6->sin6_port); + sprintf(netaddr->netid, "tcp6"); + netaddr->netid_len = 4; + break; + default: + return nfserr_inval; + } + ret_addr = rpc_ntop(addr, netaddr->addr, sizeof(netaddr->addr)); + ret_port = snprintf(netaddr->addr + ret_addr, + RPCBIND_MAXUADDRLEN + 1 - ret_addr, + ".%u.%u", port >> 8, port & 0xff); + WARN_ON(ret_port >= RPCBIND_MAXUADDRLEN + 1 - ret_addr); + netaddr->addr_len = ret_addr + ret_port; + return 0; +} + static inline bool bmval_is_subset(const u32 *bm1, const u32 *bm2) { return !((bm1[0] & ~bm2[0]) || |