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[172.10.226.31]) by smtp.gmail.com with ESMTPSA id v3sm9212841iom.53.2019.07.08.12.23.50 (version=TLS1 cipher=AES128-SHA bits=128/128); Mon, 08 Jul 2019 12:23:51 -0700 (PDT) From: Olga Kornievskaia To: bfields@redhat.com Cc: linux-nfs@vger.kernel.org Subject: [PATCH v4 1/8] NFSD fill-in netloc4 structure Date: Mon, 8 Jul 2019 15:23:45 -0400 Message-Id: <20190708192352.12614-2-olga.kornievskaia@gmail.com> X-Mailer: git-send-email 2.10.1 (Apple Git-78) In-Reply-To: <20190708192352.12614-1-olga.kornievskaia@gmail.com> References: <20190708192352.12614-1-olga.kornievskaia@gmail.com> Sender: linux-nfs-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-nfs@vger.kernel.org From: Olga Kornievskaia 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 --- fs/nfsd/nfsd.h | 32 ++++++++++++++++++++++++++++++++ 1 file changed, 32 insertions(+) diff --git a/fs/nfsd/nfsd.h b/fs/nfsd/nfsd.h index 24187b5..8f4fc50 100644 --- a/fs/nfsd/nfsd.h +++ b/fs/nfsd/nfsd.h @@ -19,6 +19,7 @@ #include #include #include +#include #include @@ -375,6 +376,37 @@ static inline bool nfsd4_spo_must_allow(struct svc_rqst *rqstp) 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]) || -- 1.8.3.1