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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>
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1 changed files with 32 additions and 0 deletions
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@ -19,6 +19,7 @@
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#include <linux/sunrpc/svc.h>
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#include <linux/sunrpc/svc_xprt.h>
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#include <linux/sunrpc/msg_prot.h>
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#include <linux/sunrpc/addr.h>
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#include <uapi/linux/nfsd/debug.h>
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@ -387,6 +388,37 @@ void nfsd_lockd_shutdown(void);
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extern const u32 nfsd_suppattrs[3][3];
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static inline u32 nfsd4_set_netaddr(struct sockaddr *addr,
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struct nfs42_netaddr *netaddr)
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{
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struct sockaddr_in *sin = (struct sockaddr_in *)addr;
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struct sockaddr_in6 *sin6 = (struct sockaddr_in6 *)addr;
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unsigned int port;
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size_t ret_addr, ret_port;
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switch (addr->sa_family) {
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case AF_INET:
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port = ntohs(sin->sin_port);
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sprintf(netaddr->netid, "tcp");
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netaddr->netid_len = 3;
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break;
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case AF_INET6:
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port = ntohs(sin6->sin6_port);
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sprintf(netaddr->netid, "tcp6");
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netaddr->netid_len = 4;
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break;
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default:
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return nfserr_inval;
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}
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ret_addr = rpc_ntop(addr, netaddr->addr, sizeof(netaddr->addr));
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ret_port = snprintf(netaddr->addr + ret_addr,
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RPCBIND_MAXUADDRLEN + 1 - ret_addr,
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".%u.%u", port >> 8, port & 0xff);
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WARN_ON(ret_port >= RPCBIND_MAXUADDRLEN + 1 - ret_addr);
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netaddr->addr_len = ret_addr + ret_port;
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return 0;
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}
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static inline bool bmval_is_subset(const u32 *bm1, const u32 *bm2)
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{
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return !((bm1[0] & ~bm2[0]) ||
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