+++ /dev/null
-/*
- Copyright (C) by Ronnie Sahlberg <ronniesahlberg@gmail.com> 2010
-
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 3 of the License, or
- (at your option) any later version.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program; if not, see <http://www.gnu.org/licenses/>.
-*/
-
-/* Example program using the highlevel sync interface
- */
-
-#define SERVER "10.1.1.27"
-#define EXPORT "/VIRTUAL"
-#define NFSFILE "/BOOKS/Classics/Dracula.djvu"
-#define NFSFILER "/BOOKS/Classics/Dracula.djvu.renamed"
-#define NFSFILEW "/BOOKS/Classics/foo"
-#define NFSDIR "/BOOKS/Classics/"
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <stdint.h>
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <sys/statvfs.h>
-#include <unistd.h>
-#include <fcntl.h>
-#include "libnfs.h"
-#include <rpc/rpc.h> /* for authunix_create() */
-
-struct client {
- char *server;
- char *export;
- uint32_t mount_port;
- int is_finished;
-};
-
-
-int main(int argc, char *argv[])
-{
- struct nfs_context *nfs;
- int i, ret;
- struct client client;
- struct stat st;
- struct nfsfh *nfsfh;
- struct nfsdir *nfsdir;
- struct nfsdirent *nfsdirent;
- client.server = SERVER;
- client.export = EXPORT;
- client.is_finished = 0;
- char buf[16];
- off_t offset;
- struct statvfs svfs;
-
- nfs = nfs_init_context();
- if (nfs == NULL) {
- printf("failed to init context\n");
- exit(10);
- }
-
- ret = nfs_mount_sync(nfs, client.server, client.export);
- if (ret != 0) {
- printf("Failed to mount nfs share : %s\n", nfs_get_error(nfs));
- exit(10);
- }
- printf("mounted share successfully\n");
-exit(10);
-
- ret = nfs_stat_sync(nfs, NFSFILE, &st);
- if (ret != 0) {
- printf("Failed to stat(%s) %s\n", NFSFILE, nfs_get_error(nfs));
- exit(10);
- }
- printf("Mode %04o\n", st.st_mode);
- printf("Size %d\n", (int)st.st_size);
- printf("Inode %04o\n", (int)st.st_ino);
-
- ret = nfs_open_sync(nfs, NFSFILE, O_RDONLY, &nfsfh);
- if (ret != 0) {
- printf("Failed to open(%s) %s\n", NFSFILE, nfs_get_error(nfs));
- exit(10);
- }
-
- ret = nfs_read_sync(nfs, nfsfh, 16, buf);
- if (ret < 0) {
- printf("Failed to pread(%s) %s\n", NFSFILE, nfs_get_error(nfs));
- exit(10);
- }
- printf("read %d bytes\n", ret);
- for (i=0;i<16;i++) {
- printf("%02x ", buf[i]&0xff);
- }
- printf("\n");
- ret = nfs_read_sync(nfs, nfsfh, 16, buf);
- if (ret < 0) {
- printf("Failed to pread(%s) %s\n", NFSFILE, nfs_get_error(nfs));
- exit(10);
- }
- printf("read %d bytes\n", ret);
- for (i=0;i<16;i++) {
- printf("%02x ", buf[i]&0xff);
- }
- printf("\n");
-
- ret = (int)nfs_lseek_sync(nfs, nfsfh, 0, SEEK_CUR, &offset);
- if (ret < 0) {
- printf("Failed to lseek(%s) %s\n", NFSFILE, nfs_get_error(nfs));
- exit(10);
- }
- printf("File position is %d\n", (int)offset);
-
- printf("seek to end of file\n");
- ret = (int)nfs_lseek_sync(nfs, nfsfh, 0, SEEK_END, &offset);
- if (ret < 0) {
- printf("Failed to lseek(%s) %s\n", NFSFILE, nfs_get_error(nfs));
- exit(10);
- }
- printf("File position is %d\n", (int)offset);
-
- ret = nfs_fstat_sync(nfs, nfsfh, &st);
- if (ret != 0) {
- printf("Failed to stat(%s) %s\n", NFSFILE, nfs_get_error(nfs));
- exit(10);
- }
- printf("Mode %04o\n", st.st_mode);
- printf("Size %d\n", (int)st.st_size);
- printf("Inode %04o\n", (int)st.st_ino);
-
-
- ret = nfs_close_sync(nfs, nfsfh);
- if (ret < 0) {
- printf("Failed to close(%s)\n", NFSFILE, nfs_get_error(nfs));
- exit(10);
- }
-
- ret = nfs_opendir_sync(nfs, NFSDIR, &nfsdir);
- if (ret != 0) {
- printf("Failed to open(%s) %s\n", NFSFILE, nfs_get_error(nfs));
- exit(10);
- }
- while((nfsdirent = nfs_readdir(nfs, nfsdir)) != NULL) {
- printf("Inode:%d Name:%s\n", (int)nfsdirent->inode, nfsdirent->name);
- }
- nfs_closedir(nfs, nfsdir);
-
-
- ret = nfs_open_sync(nfs, NFSFILEW, O_WRONLY, &nfsfh);
- if (ret != 0) {
- printf("Failed to open(%s) %s\n", NFSFILEW, nfs_get_error(nfs));
- exit(10);
- }
- ret = nfs_pwrite_sync(nfs, nfsfh, 0, 16, buf);
- if (ret < 0) {
- printf("Failed to pwrite(%s) %s\n", NFSFILEW, nfs_get_error(nfs));
- exit(10);
- }
- ret = nfs_fsync_sync(nfs, nfsfh);
- if (ret < 0) {
- printf("Failed to fsync(%s) %s\n", NFSFILEW, nfs_get_error(nfs));
- exit(10);
- }
- ret = nfs_close_sync(nfs, nfsfh);
- if (ret < 0) {
- printf("Failed to close(%s)\n", NFSFILEW, nfs_get_error(nfs));
- exit(10);
- }
-
-
- ret = nfs_statvfs_sync(nfs, NFSDIR, &svfs);
- if (ret < 0) {
- printf("Failed to statvfs(%s)\n", NFSDIR, nfs_get_error(nfs));
- exit(10);
- }
- printf("files %d/%d/%d\n", (int)svfs.f_files, (int)svfs.f_ffree, (int)svfs.f_favail);
-
-
- ret = nfs_access_sync(nfs, NFSFILE, R_OK);
- if (ret != 0) {
- printf("Failed to access(%s) %s\n", NFSFILE, nfs_get_error(nfs));
- }
-
- /* become root */
- nfs_set_auth(nfs, authunix_create("Ronnies-Laptop", 0, 0, 0, NULL));
-
- ret = nfs_link_sync(nfs, NFSFILE, NFSFILER);
- if (ret != 0) {
- printf("Failed to link(%s) %s\n", NFSFILE, nfs_get_error(nfs));
- }
-
-
- nfs_destroy_context(nfs);
- printf("nfsclient finished\n");
- return 0;
-}
projects / ccan / blobdiff