| #include <u.h> | |
| #include <sys/socket.h> | |
| #include <sys/mount.h> | |
| #include <linux/version.h> | |
| #if LINUX_VERSION_CODE < 0x020600 | |
| # define __KERNEL__ | |
| # include <linux/nfs.h> | |
| # undef __KERNEL__ | |
| #else | |
| # include <linux/nfs.h> | |
| #endif | |
| #include <linux/nfs2.h> | |
| #include <linux/nfs_mount.h> | |
| #include <libc.h> | |
| #include "mountnfs.h" | |
| void | |
| mountnfs(int proto, struct sockaddr_in *sa, uchar *handle, int nhandle, char *mtpt) | |
| { | |
| int mflag, fd; | |
| struct nfs_mount_data nfs; | |
| fd = socket(AF_INET, proto, proto==SOCK_STREAM ? IPPROTO_TCP : IPPROTO_UDP); | |
| if(fd < 0) | |
| sysfatal("socket: %r"); | |
| memset(&nfs, 0, sizeof nfs); | |
| nfs.version = NFS_MOUNT_VERSION; | |
| nfs.fd = fd; | |
| nfs.flags = | |
| NFS_MOUNT_SOFT| | |
| NFS_MOUNT_INTR| | |
| NFS_MOUNT_NOAC| | |
| NFS_MOUNT_NOCTO| | |
| NFS_MOUNT_VER3| | |
| NFS_MOUNT_NONLM; | |
| if(proto==SOCK_STREAM) | |
| nfs.flags |= NFS_MOUNT_TCP; | |
| nfs.rsize = 8192; | |
| nfs.wsize = 8192; | |
| nfs.timeo = 120; | |
| nfs.retrans = 2; | |
| nfs.acregmin = 60; | |
| nfs.acregmax = 600; | |
| nfs.acdirmin = 60; | |
| nfs.acdirmax = 600; | |
| nfs.addr = *sa; | |
| strcpy(nfs.hostname, "backup"); | |
| nfs.namlen = 1024; | |
| nfs.bsize = 8192; | |
| memcpy(nfs.root.data, handle, nhandle); | |
| nfs.root.size = nhandle; | |
| mflag = MS_NOATIME|MS_NODEV|MS_NODIRATIME| | |
| MS_NOEXEC|MS_NOSUID|MS_RDONLY; | |
| if(mount("backup:/", mtpt, "nfs", mflag, &nfs) < 0) | |
| sysfatal("mount: %r"); | |
| } | |