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* CAP VFS module for Samba 3.x Version 0.3
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* Copyright (C) Tim Potter, 1999-2000
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* Copyright (C) Alexander Bokovoy, 2002-2003
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* Copyright (C) Stefan (metze) Metzmacher, 2003
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* Copyright (C) TAKAHASHI Motonobu (monyo), 2003
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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static char *capencode(char *to, const char *from);
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static char *capdecode(char *to, const char *from);
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static SMB_BIG_UINT cap_disk_free(vfs_handle_struct *handle, const char *path,
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BOOL small_query, SMB_BIG_UINT *bsize,
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SMB_BIG_UINT *dfree, SMB_BIG_UINT *dsize)
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capencode(cappath, path);
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return SMB_VFS_NEXT_DISK_FREE(handle, cappath, small_query, bsize,
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static SMB_STRUCT_DIR *cap_opendir(vfs_handle_struct *handle, const char *fname, const char *mask, uint32 attr)
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capencode(capname, fname);
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return SMB_VFS_NEXT_OPENDIR(handle, capname, mask, attr);
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static SMB_STRUCT_DIRENT *cap_readdir(vfs_handle_struct *handle, SMB_STRUCT_DIR *dirp)
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SMB_STRUCT_DIRENT *result;
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DEBUG(3,("cap: cap_readdir\n"));
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result = SMB_VFS_NEXT_READDIR(handle, dirp);
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DEBUG(3,("cap: cap_readdir: %s\n", result->d_name));
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capdecode(result->d_name, result->d_name);
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static int cap_mkdir(vfs_handle_struct *handle, const char *path, mode_t mode)
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capencode(cappath, path);
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return SMB_VFS_NEXT_MKDIR(handle, cappath, mode);
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static int cap_rmdir(vfs_handle_struct *handle, const char *path)
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capencode(cappath, path);
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return SMB_VFS_NEXT_RMDIR(handle, cappath);
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static int cap_open(vfs_handle_struct *handle, const char *fname, files_struct *fsp, int flags, mode_t mode)
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DEBUG(3,("cap: cap_open for %s\n", fname));
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capencode(capname, fname);
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return SMB_VFS_NEXT_OPEN(handle, capname, fsp, flags, mode);
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static int cap_rename(vfs_handle_struct *handle, const char *oldname, const char *newname)
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pstring capold, capnew;
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capencode(capold, oldname);
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capencode(capnew, newname);
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return SMB_VFS_NEXT_RENAME(handle, capold, capnew);
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static int cap_stat(vfs_handle_struct *handle, const char *fname, SMB_STRUCT_STAT *sbuf)
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capencode(capname, fname);
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return SMB_VFS_NEXT_STAT(handle, capname, sbuf);
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static int cap_lstat(vfs_handle_struct *handle, const char *path, SMB_STRUCT_STAT *sbuf)
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capencode(cappath, path);
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return SMB_VFS_NEXT_LSTAT(handle, cappath, sbuf);
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static int cap_unlink(vfs_handle_struct *handle, const char *path)
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capencode(cappath, path);
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return SMB_VFS_NEXT_UNLINK(handle, cappath);
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static int cap_chmod(vfs_handle_struct *handle, const char *path, mode_t mode)
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capencode(cappath, path);
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return SMB_VFS_NEXT_CHMOD(handle, cappath, mode);
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static int cap_chown(vfs_handle_struct *handle, const char *path, uid_t uid, gid_t gid)
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capencode(cappath, path);
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return SMB_VFS_NEXT_CHOWN(handle, cappath, uid, gid);
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static int cap_chdir(vfs_handle_struct *handle, const char *path)
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DEBUG(3,("cap: cap_chdir for %s\n", path));
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capencode(cappath, path);
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return SMB_VFS_NEXT_CHDIR(handle, cappath);
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static int cap_utime(vfs_handle_struct *handle, const char *path, struct utimbuf *times)
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capencode(cappath, path);
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return SMB_VFS_NEXT_UTIME(handle, cappath, times);
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static BOOL cap_symlink(vfs_handle_struct *handle, const char *oldpath, const char *newpath)
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pstring capoldpath, capnewpath;
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capencode(capoldpath, oldpath);
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capencode(capnewpath, newpath);
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return SMB_VFS_NEXT_SYMLINK(handle, capoldpath, capnewpath);
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static BOOL cap_readlink(vfs_handle_struct *handle, const char *path, char *buf, size_t bufsiz)
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capencode(cappath, path);
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return SMB_VFS_NEXT_READLINK(handle, cappath, buf, bufsiz);
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static int cap_link(vfs_handle_struct *handle, const char *oldpath, const char *newpath)
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pstring capoldpath, capnewpath;
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capencode(capoldpath, oldpath);
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capencode(capnewpath, newpath);
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return SMB_VFS_NEXT_LINK(handle, capoldpath, capnewpath);
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static int cap_mknod(vfs_handle_struct *handle, const char *path, mode_t mode, SMB_DEV_T dev)
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capencode(cappath, path);
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return SMB_VFS_NEXT_MKNOD(handle, cappath, mode, dev);
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static char *cap_realpath(vfs_handle_struct *handle, const char *path, char *resolved_path)
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/* monyo need capencode'ed and capdecode'ed? */
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capencode(cappath, path);
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return SMB_VFS_NEXT_REALPATH(handle, path, resolved_path);
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static BOOL cap_set_nt_acl(vfs_handle_struct *handle, files_struct *fsp, const char *name, uint32 security_info_sent, struct security_descriptor_info *psd)
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capencode(capname, name);
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return SMB_VFS_NEXT_SET_NT_ACL(handle, fsp, capname, security_info_sent, psd);
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static int cap_chmod_acl(vfs_handle_struct *handle, const char *name, mode_t mode)
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capencode(capname, name);
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/* If the underlying VFS doesn't have ACL support... */
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if (!handle->vfs_next.ops.chmod_acl) {
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return SMB_VFS_NEXT_CHMOD_ACL(handle, capname, mode);
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static SMB_ACL_T cap_sys_acl_get_file(vfs_handle_struct *handle, const char *path_p, SMB_ACL_TYPE_T type)
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capencode(cappath_p, path_p);
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return SMB_VFS_NEXT_SYS_ACL_GET_FILE(handle, cappath_p, type);
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static int cap_sys_acl_set_file(vfs_handle_struct *handle, const char *name, SMB_ACL_TYPE_T acltype, SMB_ACL_T theacl)
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capencode(capname, name);
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return SMB_VFS_NEXT_SYS_ACL_SET_FILE(handle, capname, acltype, theacl);
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static int cap_sys_acl_delete_def_file(vfs_handle_struct *handle, const char *path)
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capencode(cappath, path);
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return SMB_VFS_NEXT_SYS_ACL_DELETE_DEF_FILE(handle, cappath);
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static ssize_t cap_getxattr(vfs_handle_struct *handle, const char *path, const char *name, void *value, size_t size)
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pstring cappath, capname;
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capencode(cappath, path);
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capencode(capname, name);
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return SMB_VFS_NEXT_GETXATTR(handle, cappath, capname, value, size);
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static ssize_t cap_lgetxattr(vfs_handle_struct *handle, const char *path, const char *name, void *value, size_t
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pstring cappath, capname;
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capencode(cappath, path);
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capencode(capname, name);
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return SMB_VFS_NEXT_LGETXATTR(handle, cappath, capname, value, size);
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static ssize_t cap_fgetxattr(vfs_handle_struct *handle, struct files_struct *fsp,int fd, const char *name, void *value, size_t size)
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capencode(capname, name);
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return SMB_VFS_NEXT_FGETXATTR(handle, fsp, fd, capname, value, size);
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static ssize_t cap_listxattr(vfs_handle_struct *handle, const char *path, char *list, size_t size)
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capencode(cappath, path);
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return SMB_VFS_NEXT_LISTXATTR(handle, cappath, list, size);
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static ssize_t cap_llistxattr(vfs_handle_struct *handle, const char *path, char *list, size_t size)
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capencode(cappath, path);
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return SMB_VFS_NEXT_LLISTXATTR(handle, cappath, list, size);
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static int cap_removexattr(vfs_handle_struct *handle, const char *path, const char *name)
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pstring cappath, capname;
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capencode(cappath, path);
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capencode(capname, name);
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return SMB_VFS_NEXT_REMOVEXATTR(handle, cappath, capname);
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static int cap_lremovexattr(vfs_handle_struct *handle, const char *path, const char *name)
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pstring cappath, capname;
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capencode(cappath, path);
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capencode(capname, name);
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return SMB_VFS_NEXT_LREMOVEXATTR(handle, cappath, capname);
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static int cap_fremovexattr(vfs_handle_struct *handle, struct files_struct *fsp,int fd, const char *name)
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capencode(capname, name);
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return SMB_VFS_NEXT_FREMOVEXATTR(handle, fsp, fd, capname);
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static int cap_setxattr(vfs_handle_struct *handle, const char *path, const char *name, const void *value, size_t size, int flags)
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pstring cappath, capname;
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capencode(cappath, path);
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capencode(capname, name);
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return SMB_VFS_NEXT_SETXATTR(handle, cappath, capname, value, size, flags);
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static int cap_lsetxattr(vfs_handle_struct *handle, const char *path, const char *name, const void *value, size_t size, int flags)
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pstring cappath, capname;
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capencode(cappath, path);
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capencode(capname, name);
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return SMB_VFS_NEXT_LSETXATTR(handle, cappath, capname, value, size, flags);
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static int cap_fsetxattr(vfs_handle_struct *handle, struct files_struct *fsp,int fd, const char *name, const void *value, size_t size, int flags)
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capencode(capname, name);
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return SMB_VFS_NEXT_FSETXATTR(handle, fsp, fd, capname, value, size, flags);
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/* VFS operations structure */
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static vfs_op_tuple cap_op_tuples[] = {
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/* Disk operations */
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{SMB_VFS_OP(cap_disk_free), SMB_VFS_OP_DISK_FREE, SMB_VFS_LAYER_TRANSPARENT},
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/* Directory operations */
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{SMB_VFS_OP(cap_opendir), SMB_VFS_OP_OPENDIR, SMB_VFS_LAYER_TRANSPARENT},
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{SMB_VFS_OP(cap_readdir), SMB_VFS_OP_READDIR, SMB_VFS_LAYER_TRANSPARENT},
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{SMB_VFS_OP(cap_mkdir), SMB_VFS_OP_MKDIR, SMB_VFS_LAYER_TRANSPARENT},
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{SMB_VFS_OP(cap_rmdir), SMB_VFS_OP_RMDIR, SMB_VFS_LAYER_TRANSPARENT},
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/* File operations */
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{SMB_VFS_OP(cap_open), SMB_VFS_OP_OPEN, SMB_VFS_LAYER_TRANSPARENT},
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{SMB_VFS_OP(cap_rename), SMB_VFS_OP_RENAME, SMB_VFS_LAYER_TRANSPARENT},
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{SMB_VFS_OP(cap_stat), SMB_VFS_OP_STAT, SMB_VFS_LAYER_TRANSPARENT},
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{SMB_VFS_OP(cap_lstat), SMB_VFS_OP_LSTAT, SMB_VFS_LAYER_TRANSPARENT},
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{SMB_VFS_OP(cap_unlink), SMB_VFS_OP_UNLINK, SMB_VFS_LAYER_TRANSPARENT},
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{SMB_VFS_OP(cap_chmod), SMB_VFS_OP_CHMOD, SMB_VFS_LAYER_TRANSPARENT},
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{SMB_VFS_OP(cap_chown), SMB_VFS_OP_CHOWN, SMB_VFS_LAYER_TRANSPARENT},
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{SMB_VFS_OP(cap_chdir), SMB_VFS_OP_CHDIR, SMB_VFS_LAYER_TRANSPARENT},
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{SMB_VFS_OP(cap_utime), SMB_VFS_OP_UTIME, SMB_VFS_LAYER_TRANSPARENT},
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{SMB_VFS_OP(cap_symlink), SMB_VFS_OP_SYMLINK, SMB_VFS_LAYER_TRANSPARENT},
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{SMB_VFS_OP(cap_readlink), SMB_VFS_OP_READLINK, SMB_VFS_LAYER_TRANSPARENT},
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{SMB_VFS_OP(cap_link), SMB_VFS_OP_LINK, SMB_VFS_LAYER_TRANSPARENT},
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{SMB_VFS_OP(cap_mknod), SMB_VFS_OP_MKNOD, SMB_VFS_LAYER_TRANSPARENT},
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{SMB_VFS_OP(cap_realpath), SMB_VFS_OP_REALPATH, SMB_VFS_LAYER_TRANSPARENT},
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/* NT File ACL operations */
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{SMB_VFS_OP(cap_set_nt_acl), SMB_VFS_OP_SET_NT_ACL, SMB_VFS_LAYER_TRANSPARENT},
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/* POSIX ACL operations */
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{SMB_VFS_OP(cap_chmod_acl), SMB_VFS_OP_CHMOD_ACL, SMB_VFS_LAYER_TRANSPARENT},
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{SMB_VFS_OP(cap_sys_acl_get_file), SMB_VFS_OP_SYS_ACL_GET_FILE, SMB_VFS_LAYER_TRANSPARENT},
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{SMB_VFS_OP(cap_sys_acl_set_file), SMB_VFS_OP_SYS_ACL_SET_FILE, SMB_VFS_LAYER_TRANSPARENT},
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{SMB_VFS_OP(cap_sys_acl_delete_def_file), SMB_VFS_OP_SYS_ACL_DELETE_DEF_FILE, SMB_VFS_LAYER_TRANSPARENT},
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{SMB_VFS_OP(cap_getxattr), SMB_VFS_OP_GETXATTR, SMB_VFS_LAYER_TRANSPARENT},
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{SMB_VFS_OP(cap_lgetxattr), SMB_VFS_OP_LGETXATTR, SMB_VFS_LAYER_TRANSPARENT},
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{SMB_VFS_OP(cap_fgetxattr), SMB_VFS_OP_FGETXATTR, SMB_VFS_LAYER_TRANSPARENT},
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{SMB_VFS_OP(cap_listxattr), SMB_VFS_OP_LISTXATTR, SMB_VFS_LAYER_TRANSPARENT},
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{SMB_VFS_OP(cap_llistxattr), SMB_VFS_OP_LLISTXATTR, SMB_VFS_LAYER_TRANSPARENT},
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{SMB_VFS_OP(cap_removexattr), SMB_VFS_OP_REMOVEXATTR, SMB_VFS_LAYER_TRANSPARENT},
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{SMB_VFS_OP(cap_lremovexattr), SMB_VFS_OP_LREMOVEXATTR, SMB_VFS_LAYER_TRANSPARENT},
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{SMB_VFS_OP(cap_fremovexattr), SMB_VFS_OP_FREMOVEXATTR, SMB_VFS_LAYER_TRANSPARENT},
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{SMB_VFS_OP(cap_setxattr), SMB_VFS_OP_SETXATTR, SMB_VFS_LAYER_TRANSPARENT},
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{SMB_VFS_OP(cap_lsetxattr), SMB_VFS_OP_LSETXATTR, SMB_VFS_LAYER_TRANSPARENT},
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{SMB_VFS_OP(cap_fsetxattr), SMB_VFS_OP_FSETXATTR, SMB_VFS_LAYER_TRANSPARENT},
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{NULL, SMB_VFS_OP_NOOP, SMB_VFS_LAYER_NOOP}
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NTSTATUS vfs_cap_init(void)
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return smb_register_vfs(SMB_VFS_INTERFACE_VERSION, "cap", cap_op_tuples);
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/* For CAP functions */
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#define hex2bin(c) hex2bin_table[(unsigned char)(c)]
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#define bin2hex(c) bin2hex_table[(unsigned char)(c)]
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#define is_hex(s) ((s)[0] == hex_tag)
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static unsigned char hex2bin_table[256] = {
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* 0x00 */
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* 0x10 */
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* 0x20 */
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0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 0, 0, 0, 0, 0, 0, /* 0x30 */
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0000, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f, 0000, /* 0x40 */
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0000, 0000, 0000, 0000, 0000, 0000, 0000, 0000,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* 0x50 */
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0000, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f, 0000, /* 0x60 */
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0000, 0000, 0000, 0000, 0000, 0000, 0000, 0000,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* 0x70 */
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* 0x80 */
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* 0x90 */
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* 0xa0 */
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* 0xb0 */
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* 0xc0 */
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* 0xd0 */
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* 0xe0 */
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 /* 0xf0 */
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static unsigned char bin2hex_table[256] = "0123456789abcdef";
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/*******************************************************************
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original code -> ":xx" - CAP format
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********************************************************************/
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static char *capencode(char *to, const char *from)
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from = pstrcpy ((char *) cvtbuf, from);
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for (out = to; *from && (out - to < sizeof(pstring)-7);) {
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/* buffer husoku error */
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if ((unsigned char)*from >= 0x80) {
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*out++ = bin2hex (((*from)>>4)&0x0f);
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*out++ = bin2hex ((*from)&0x0f);
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/*******************************************************************
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********************************************************************/
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/* ":xx" -> a byte */
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static char *capdecode(char *to, const char *from)
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from = pstrcpy ((char *) cvtbuf, from);
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for (out = to; *from && (out - to < sizeof(pstring)-3);) {
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*out++ = (hex2bin (from[1])<<4) | (hex2bin (from[2]));