-/*
+/*
* CAP VFS module for Samba 3.x Version 0.3
*
* Copyright (C) Tim Potter, 1999-2000
* Copyright (C) Alexander Bokovoy, 2002-2003
* Copyright (C) Stefan (metze) Metzmacher, 2003
* Copyright (C) TAKAHASHI Motonobu (monyo), 2003
+ * Copyright (C) Jeremy Allison, 2007
*
* 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 2 of the License, or
+ * 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, write to the Free Software
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#include "includes.h"
+#include "smbd/smbd.h"
/* cap functions */
-static char *capencode(char *to, const char *from);
-static char *capdecode(char *to, const char *from);
+static char *capencode(TALLOC_CTX *ctx, const char *from);
+static char *capdecode(TALLOC_CTX *ctx, const char *from);
-static SMB_BIG_UINT cap_disk_free(vfs_handle_struct *handle, connection_struct *conn, const char *path,
- BOOL small_query, SMB_BIG_UINT *bsize,
- SMB_BIG_UINT *dfree, SMB_BIG_UINT *dsize)
+static uint64_t cap_disk_free(vfs_handle_struct *handle, const char *path,
+ bool small_query, uint64_t *bsize,
+ uint64_t *dfree, uint64_t *dsize)
{
- pstring cappath;
- capencode(cappath, path);
- return SMB_VFS_NEXT_DISK_FREE(handle, conn, cappath, small_query, bsize,
- dfree, dsize);
+ char *cappath = capencode(talloc_tos(), path);
+
+ if (!cappath) {
+ errno = ENOMEM;
+ return (uint64_t)-1;
+ }
+ return SMB_VFS_NEXT_DISK_FREE(handle, cappath, small_query, bsize,
+ dfree, dsize);
}
-static DIR *cap_opendir(vfs_handle_struct *handle, connection_struct *conn, const char *fname)
+static SMB_STRUCT_DIR *cap_opendir(vfs_handle_struct *handle, const char *fname, const char *mask, uint32 attr)
{
- pstring capname;
- capencode(capname, fname);
- return SMB_VFS_NEXT_OPENDIR(handle, conn, capname);
+ char *capname = capencode(talloc_tos(), fname);
+
+ if (!capname) {
+ errno = ENOMEM;
+ return NULL;
+ }
+ return SMB_VFS_NEXT_OPENDIR(handle, capname, mask, attr);
}
-static struct dirent *cap_readdir(vfs_handle_struct *handle, connection_struct *conn, DIR *dirp)
+static SMB_STRUCT_DIRENT *cap_readdir(vfs_handle_struct *handle,
+ SMB_STRUCT_DIR *dirp,
+ SMB_STRUCT_STAT *sbuf)
{
- struct dirent *result;
+ SMB_STRUCT_DIRENT *result;
+ SMB_STRUCT_DIRENT *newdirent;
+ char *newname;
+ size_t newnamelen;
DEBUG(3,("cap: cap_readdir\n"));
- result = SMB_VFS_NEXT_READDIR(handle, conn, dirp);
- if (result) {
- DEBUG(3,("cap: cap_readdir: %s\n", result->d_name));
- capdecode(result->d_name, result->d_name);
- }
- return result;
+
+ result = SMB_VFS_NEXT_READDIR(handle, dirp, NULL);
+ if (!result) {
+ return NULL;
+ }
+
+ newname = capdecode(talloc_tos(), result->d_name);
+ if (!newname) {
+ return NULL;
+ }
+ DEBUG(3,("cap: cap_readdir: %s\n", newname));
+ newnamelen = strlen(newname)+1;
+ newdirent = (SMB_STRUCT_DIRENT *)talloc_array(talloc_tos(),
+ char,
+ sizeof(SMB_STRUCT_DIRENT)+
+ newnamelen);
+ if (!newdirent) {
+ return NULL;
+ }
+ memcpy(newdirent, result, sizeof(SMB_STRUCT_DIRENT));
+ memcpy(&newdirent->d_name, newname, newnamelen);
+ return newdirent;
}
-static int cap_mkdir(vfs_handle_struct *handle, connection_struct *conn, const char *path, mode_t mode)
+static int cap_mkdir(vfs_handle_struct *handle, const char *path, mode_t mode)
{
- pstring cappath;
- capencode(cappath, path);
- return SMB_VFS_NEXT_MKDIR(handle, conn, cappath, mode);
+ char *cappath = capencode(talloc_tos(), path);
+
+ if (!cappath) {
+ errno = ENOMEM;
+ return -1;
+ }
+ return SMB_VFS_NEXT_MKDIR(handle, cappath, mode);
}
-static int cap_rmdir(vfs_handle_struct *handle, connection_struct *conn, const char *path)
+static int cap_rmdir(vfs_handle_struct *handle, const char *path)
{
- pstring cappath;
- capencode(cappath, path);
- return SMB_VFS_NEXT_RMDIR(handle, conn, cappath);
+ char *cappath = capencode(talloc_tos(), path);
+
+ if (!cappath) {
+ errno = ENOMEM;
+ return -1;
+ }
+ return SMB_VFS_NEXT_RMDIR(handle, cappath);
}
-static int cap_open(vfs_handle_struct *handle, connection_struct *conn, const char *fname, int flags, mode_t mode)
+static int cap_open(vfs_handle_struct *handle, struct smb_filename *smb_fname,
+ files_struct *fsp, int flags, mode_t mode)
{
- pstring capname;
- DEBUG(3,("cap: cap_open for %s\n", fname));
- capencode(capname, fname);
- return SMB_VFS_NEXT_OPEN(handle, conn, capname, flags, mode);
+ char *cappath;
+ char *tmp_base_name = NULL;
+ int ret;
+
+ cappath = capencode(talloc_tos(), smb_fname->base_name);
+
+ if (!cappath) {
+ errno = ENOMEM;
+ return -1;
+ }
+
+ tmp_base_name = smb_fname->base_name;
+ smb_fname->base_name = cappath;
+
+ DEBUG(3,("cap: cap_open for %s\n", smb_fname_str_dbg(smb_fname)));
+ ret = SMB_VFS_NEXT_OPEN(handle, smb_fname, fsp, flags, mode);
+
+ smb_fname->base_name = tmp_base_name;
+ TALLOC_FREE(cappath);
+
+ return ret;
}
-static int cap_rename(vfs_handle_struct *handle, connection_struct *conn, const char *old, const char *new)
+static int cap_rename(vfs_handle_struct *handle,
+ const struct smb_filename *smb_fname_src,
+ const struct smb_filename *smb_fname_dst)
{
- pstring capold, capnew;
- capencode(capold, old);
- capencode(capnew, new);
+ char *capold = NULL;
+ char *capnew = NULL;
+ struct smb_filename *smb_fname_src_tmp = NULL;
+ struct smb_filename *smb_fname_dst_tmp = NULL;
+ NTSTATUS status;
+ int ret = -1;
+
+ capold = capencode(talloc_tos(), smb_fname_src->base_name);
+ capnew = capencode(talloc_tos(), smb_fname_dst->base_name);
+ if (!capold || !capnew) {
+ errno = ENOMEM;
+ goto out;
+ }
+
+ /* Setup temporary smb_filename structs. */
+ status = copy_smb_filename(talloc_tos(), smb_fname_src,
+ &smb_fname_src_tmp);
+ if (!NT_STATUS_IS_OK(status)) {
+ errno = map_errno_from_nt_status(status);
+ goto out;
+ }
+ status = copy_smb_filename(talloc_tos(), smb_fname_dst,
+ &smb_fname_dst_tmp);
+ if (!NT_STATUS_IS_OK(status)) {
+ errno = map_errno_from_nt_status(status);
+ goto out;
+ }
+
+ smb_fname_src_tmp->base_name = capold;
+ smb_fname_dst_tmp->base_name = capnew;
+
+ ret = SMB_VFS_NEXT_RENAME(handle, smb_fname_src_tmp,
+ smb_fname_dst_tmp);
+ out:
+ TALLOC_FREE(capold);
+ TALLOC_FREE(capnew);
+ TALLOC_FREE(smb_fname_src_tmp);
+ TALLOC_FREE(smb_fname_dst_tmp);
- return SMB_VFS_NEXT_RENAME(handle, conn, capold, capnew);
+ return ret;
}
-static int cap_stat(vfs_handle_struct *handle, connection_struct *conn, const char *fname, SMB_STRUCT_STAT *sbuf)
+static int cap_stat(vfs_handle_struct *handle, struct smb_filename *smb_fname)
{
- pstring capname;
- capencode(capname, fname);
- return SMB_VFS_NEXT_STAT(handle, conn, capname, sbuf);
+ char *cappath;
+ char *tmp_base_name = NULL;
+ int ret;
+
+ cappath = capencode(talloc_tos(), smb_fname->base_name);
+
+ if (!cappath) {
+ errno = ENOMEM;
+ return -1;
+ }
+
+ tmp_base_name = smb_fname->base_name;
+ smb_fname->base_name = cappath;
+
+ ret = SMB_VFS_NEXT_STAT(handle, smb_fname);
+
+ smb_fname->base_name = tmp_base_name;
+ TALLOC_FREE(cappath);
+
+ return ret;
}
-static int cap_lstat(vfs_handle_struct *handle, connection_struct *conn, const char *path, SMB_STRUCT_STAT *sbuf)
+static int cap_lstat(vfs_handle_struct *handle, struct smb_filename *smb_fname)
{
- pstring cappath;
- capencode(cappath, path);
- return SMB_VFS_NEXT_LSTAT(handle, conn, cappath, sbuf);
+ char *cappath;
+ char *tmp_base_name = NULL;
+ int ret;
+
+ cappath = capencode(talloc_tos(), smb_fname->base_name);
+
+ if (!cappath) {
+ errno = ENOMEM;
+ return -1;
+ }
+
+ tmp_base_name = smb_fname->base_name;
+ smb_fname->base_name = cappath;
+
+ ret = SMB_VFS_NEXT_LSTAT(handle, smb_fname);
+
+ smb_fname->base_name = tmp_base_name;
+ TALLOC_FREE(cappath);
+
+ return ret;
}
-static int cap_unlink(vfs_handle_struct *handle, connection_struct *conn, const char *path)
+static int cap_unlink(vfs_handle_struct *handle,
+ const struct smb_filename *smb_fname)
{
- pstring cappath;
- capencode(cappath, path);
- return SMB_VFS_NEXT_UNLINK(handle, conn, cappath);
+ struct smb_filename *smb_fname_tmp = NULL;
+ char *cappath = NULL;
+ NTSTATUS status;
+ int ret;
+
+ cappath = capencode(talloc_tos(), smb_fname->base_name);
+ if (!cappath) {
+ errno = ENOMEM;
+ return -1;
+ }
+
+ /* Setup temporary smb_filename structs. */
+ status = copy_smb_filename(talloc_tos(), smb_fname,
+ &smb_fname_tmp);
+ if (!NT_STATUS_IS_OK(status)) {
+ errno = map_errno_from_nt_status(status);
+ return -1;
+ }
+
+ smb_fname_tmp->base_name = cappath;
+
+ ret = SMB_VFS_NEXT_UNLINK(handle, smb_fname_tmp);
+
+ TALLOC_FREE(smb_fname_tmp);
+ return ret;
}
-static int cap_chmod(vfs_handle_struct *handle, connection_struct *conn, const char *path, mode_t mode)
+static int cap_chmod(vfs_handle_struct *handle, const char *path, mode_t mode)
{
- pstring cappath;
- capencode(cappath, path);
- return SMB_VFS_NEXT_CHMOD(handle, conn, cappath, mode);
+ char *cappath = capencode(talloc_tos(), path);
+
+ if (!cappath) {
+ errno = ENOMEM;
+ return -1;
+ }
+ return SMB_VFS_NEXT_CHMOD(handle, cappath, mode);
}
-static int cap_chown(vfs_handle_struct *handle, connection_struct *conn, const char *path, uid_t uid, gid_t gid)
+static int cap_chown(vfs_handle_struct *handle, const char *path, uid_t uid, gid_t gid)
{
- pstring cappath;
- capencode(cappath, path);
- return SMB_VFS_NEXT_CHOWN(handle, conn, cappath, uid, gid);
+ char *cappath = capencode(talloc_tos(), path);
+
+ if (!cappath) {
+ errno = ENOMEM;
+ return -1;
+ }
+ return SMB_VFS_NEXT_CHOWN(handle, cappath, uid, gid);
}
-static int cap_chdir(vfs_handle_struct *handle, connection_struct *conn, const char *path)
+static int cap_lchown(vfs_handle_struct *handle, const char *path, uid_t uid, gid_t gid)
{
- pstring cappath;
+ char *cappath = capencode(talloc_tos(), path);
+
+ if (!cappath) {
+ errno = ENOMEM;
+ return -1;
+ }
+ return SMB_VFS_NEXT_LCHOWN(handle, cappath, uid, gid);
+}
+
+static int cap_chdir(vfs_handle_struct *handle, const char *path)
+{
+ char *cappath = capencode(talloc_tos(), path);
+
+ if (!cappath) {
+ errno = ENOMEM;
+ return -1;
+ }
DEBUG(3,("cap: cap_chdir for %s\n", path));
- capencode(cappath, path);
- return SMB_VFS_NEXT_CHDIR(handle, conn, cappath);
+ return SMB_VFS_NEXT_CHDIR(handle, cappath);
}
-static int cap_utime(vfs_handle_struct *handle, connection_struct *conn, const char *path, struct utimbuf *times)
+static int cap_ntimes(vfs_handle_struct *handle,
+ const struct smb_filename *smb_fname,
+ struct smb_file_time *ft)
{
- pstring cappath;
- capencode(cappath, path);
- return SMB_VFS_NEXT_UTIME(handle, conn, cappath, times);
+ struct smb_filename *smb_fname_tmp = NULL;
+ char *cappath = NULL;
+ NTSTATUS status;
+ int ret;
+
+ cappath = capencode(talloc_tos(), smb_fname->base_name);
+
+ if (!cappath) {
+ errno = ENOMEM;
+ return -1;
+ }
+
+ /* Setup temporary smb_filename structs. */
+ status = copy_smb_filename(talloc_tos(), smb_fname,
+ &smb_fname_tmp);
+ if (!NT_STATUS_IS_OK(status)) {
+ errno = map_errno_from_nt_status(status);
+ return -1;
+ }
+
+ smb_fname_tmp->base_name = cappath;
+
+ ret = SMB_VFS_NEXT_NTIMES(handle, smb_fname_tmp, ft);
+
+ TALLOC_FREE(smb_fname_tmp);
+ return ret;
}
-static BOOL cap_symlink(vfs_handle_struct *handle, connection_struct *conn, const char *oldpath, const char *newpath)
+static int cap_symlink(vfs_handle_struct *handle, const char *oldpath,
+ const char *newpath)
{
- pstring capoldpath, capnewpath;
- capencode(capoldpath, oldpath);
- capencode(capnewpath, newpath);
- return SMB_VFS_NEXT_SYMLINK(handle, conn, capoldpath, capnewpath);
+ char *capold = capencode(talloc_tos(), oldpath);
+ char *capnew = capencode(talloc_tos(), newpath);
+
+ if (!capold || !capnew) {
+ errno = ENOMEM;
+ return -1;
+ }
+ return SMB_VFS_NEXT_SYMLINK(handle, capold, capnew);
}
-static BOOL cap_readlink(vfs_handle_struct *handle, connection_struct *conn, const char *path, char *buf, size_t bufsiz)
+static int cap_readlink(vfs_handle_struct *handle, const char *path,
+ char *buf, size_t bufsiz)
{
- pstring cappath;
- capencode(cappath, path);
- return SMB_VFS_NEXT_READLINK(handle, conn, cappath, buf, bufsiz);
+ char *cappath = capencode(talloc_tos(), path);
+
+ if (!cappath) {
+ errno = ENOMEM;
+ return -1;
+ }
+ return SMB_VFS_NEXT_READLINK(handle, cappath, buf, bufsiz);
}
-static int cap_link(vfs_handle_struct *handle, connection_struct *conn, const char *oldpath, const char *newpath)
+static int cap_link(vfs_handle_struct *handle, const char *oldpath, const char *newpath)
{
- pstring capoldpath, capnewpath;
- capencode(capoldpath, oldpath);
- capencode(capnewpath, newpath);
- return SMB_VFS_NEXT_LINK(handle, conn, capoldpath, capnewpath);
+ char *capold = capencode(talloc_tos(), oldpath);
+ char *capnew = capencode(talloc_tos(), newpath);
+
+ if (!capold || !capnew) {
+ errno = ENOMEM;
+ return -1;
+ }
+ return SMB_VFS_NEXT_LINK(handle, capold, capnew);
}
-static int cap_mknod(vfs_handle_struct *handle, connection_struct *conn, const char *path, mode_t mode, SMB_DEV_T dev)
+static int cap_mknod(vfs_handle_struct *handle, const char *path, mode_t mode, SMB_DEV_T dev)
{
- pstring cappath;
- capencode(cappath, path);
- return SMB_VFS_NEXT_MKNOD(handle, conn, cappath, mode, dev);
+ char *cappath = capencode(talloc_tos(), path);
+
+ if (!cappath) {
+ errno = ENOMEM;
+ return -1;
+ }
+ return SMB_VFS_NEXT_MKNOD(handle, cappath, mode, dev);
}
-static char *cap_realpath(vfs_handle_struct *handle, connection_struct *conn, const char *path, char *resolved_path)
+static char *cap_realpath(vfs_handle_struct *handle, const char *path)
{
/* monyo need capencode'ed and capdecode'ed? */
- pstring cappath;
- capencode(cappath, path);
- return SMB_VFS_NEXT_REALPATH(handle, conn, path, resolved_path);
-}
+ char *cappath = capencode(talloc_tos(), path);
-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)
-{
- pstring capname;
- capencode(capname, name);
- return SMB_VFS_NEXT_SET_NT_ACL(handle, fsp, capname, security_info_sent, psd);
+ if (!cappath) {
+ errno = ENOMEM;
+ return NULL;
+ }
+ return SMB_VFS_NEXT_REALPATH(handle, cappath);
}
-static int cap_chmod_acl(vfs_handle_struct *handle, connection_struct *conn, const char *name, mode_t mode)
+static int cap_chmod_acl(vfs_handle_struct *handle, const char *path, mode_t mode)
{
- pstring capname;
- capencode(capname, name);
+ char *cappath = capencode(talloc_tos(), path);
/* If the underlying VFS doesn't have ACL support... */
- if (!handle->vfs_next.ops.chmod_acl) {
- errno = ENOSYS;
+ if (!cappath) {
+ errno = ENOMEM;
return -1;
}
- return SMB_VFS_NEXT_CHMOD_ACL(handle, conn, capname, mode);
+ return SMB_VFS_NEXT_CHMOD_ACL(handle, cappath, mode);
}
-static SMB_ACL_T cap_sys_acl_get_file(vfs_handle_struct *handle, connection_struct *conn, const char *path_p, SMB_ACL_TYPE_T type)
+static SMB_ACL_T cap_sys_acl_get_file(vfs_handle_struct *handle, const char *path, SMB_ACL_TYPE_T type)
{
- pstring cappath_p;
- capencode(cappath_p, path_p);
- return SMB_VFS_NEXT_SYS_ACL_GET_FILE(handle, conn, cappath_p, type);
+ char *cappath = capencode(talloc_tos(), path);
+
+ if (!cappath) {
+ errno = ENOMEM;
+ return (SMB_ACL_T)NULL;
+ }
+ return SMB_VFS_NEXT_SYS_ACL_GET_FILE(handle, cappath, type);
}
-static int cap_sys_acl_set_file(vfs_handle_struct *handle, connection_struct *conn, const char *name, SMB_ACL_TYPE_T acltype, SMB_ACL_T theacl)
+static int cap_sys_acl_set_file(vfs_handle_struct *handle, const char *path, SMB_ACL_TYPE_T acltype, SMB_ACL_T theacl)
{
- pstring capname;
- capencode(capname, name);
- return SMB_VFS_NEXT_SYS_ACL_SET_FILE(handle, conn, capname, acltype, theacl);
+ char *cappath = capencode(talloc_tos(), path);
+
+ if (!cappath) {
+ errno = ENOMEM;
+ return -1;
+ }
+ return SMB_VFS_NEXT_SYS_ACL_SET_FILE(handle, cappath, acltype, theacl);
}
-static int cap_sys_acl_delete_def_file(vfs_handle_struct *handle, connection_struct *conn, const char *path)
+static int cap_sys_acl_delete_def_file(vfs_handle_struct *handle, const char *path)
{
- pstring cappath;
- capencode(cappath, path);
- return SMB_VFS_NEXT_SYS_ACL_DELETE_DEF_FILE(handle, conn, cappath);
+ char *cappath = capencode(talloc_tos(), path);
+
+ if (!cappath) {
+ errno = ENOMEM;
+ return -1;
+ }
+ return SMB_VFS_NEXT_SYS_ACL_DELETE_DEF_FILE(handle, cappath);
}
-static ssize_t cap_getxattr(vfs_handle_struct *handle, struct connection_struct *conn,const char *path, const char *name, void *value, size_t size)
+static ssize_t cap_getxattr(vfs_handle_struct *handle, const char *path, const char *name, void *value, size_t size)
{
- pstring cappath, capname;
- capencode(cappath, path);
- capencode(capname, name);
- return SMB_VFS_NEXT_GETXATTR(handle, conn, cappath, capname, value, size);
+ char *cappath = capencode(talloc_tos(), path);
+ char *capname = capencode(talloc_tos(), name);
+
+ if (!cappath || !capname) {
+ errno = ENOMEM;
+ return -1;
+ }
+ return SMB_VFS_NEXT_GETXATTR(handle, cappath, capname, value, size);
}
-static ssize_t cap_lgetxattr(vfs_handle_struct *handle, struct connection_struct *conn,const char *path, const char *name, void *value, size_t
+static ssize_t cap_lgetxattr(vfs_handle_struct *handle, const char *path, const char *name, void *value, size_t
size)
{
- pstring cappath, capname;
- capencode(cappath, path);
- capencode(capname, name);
- return SMB_VFS_NEXT_LGETXATTR(handle, conn, cappath, capname, value, size);
-}
+ char *cappath = capencode(talloc_tos(), path);
+ char *capname = capencode(talloc_tos(), name);
-static ssize_t cap_fgetxattr(vfs_handle_struct *handle, struct files_struct *fsp,int fd, const char *name, void *value, size_t size)
-{
- pstring capname;
- capencode(capname, name);
- return SMB_VFS_NEXT_FGETXATTR(handle, fsp, fd, capname, value, size);
+ if (!cappath || !capname) {
+ errno = ENOMEM;
+ return -1;
+ }
+ return SMB_VFS_NEXT_LGETXATTR(handle, cappath, capname, value, size);
}
-static ssize_t cap_listxattr(vfs_handle_struct *handle, struct connection_struct *conn,const char *path, char *list, size_t size)
+static ssize_t cap_fgetxattr(vfs_handle_struct *handle, struct files_struct *fsp, const char *path, void *value, size_t size)
{
- pstring cappath;
- capencode(cappath, path);
- return SMB_VFS_NEXT_LISTXATTR(handle, conn, cappath, list, size);
-}
+ char *cappath = capencode(talloc_tos(), path);
-static ssize_t cap_llistxattr(vfs_handle_struct *handle, struct connection_struct *conn,const char *path, char *list, size_t size)
-{
- pstring cappath;
- capencode(cappath, path);
- return SMB_VFS_NEXT_LLISTXATTR(handle, conn, cappath, list, size);
+ if (!cappath) {
+ errno = ENOMEM;
+ return -1;
+ }
+ return SMB_VFS_NEXT_FGETXATTR(handle, fsp, cappath, value, size);
}
-static int cap_removexattr(vfs_handle_struct *handle, struct connection_struct *conn,const char *path, const char *name)
+static ssize_t cap_listxattr(vfs_handle_struct *handle, const char *path, char *list, size_t size)
{
- pstring cappath, capname;
- capencode(cappath, path);
- capencode(capname, name);
- return SMB_VFS_NEXT_REMOVEXATTR(handle, conn, cappath, capname);
-}
+ char *cappath = capencode(talloc_tos(), path);
-static int cap_lremovexattr(vfs_handle_struct *handle, struct connection_struct *conn,const char *path, const char *name)
-{
- pstring cappath, capname;
- capencode(cappath, path);
- capencode(capname, name);
- return SMB_VFS_NEXT_LREMOVEXATTR(handle, conn, cappath, capname);
+ if (!cappath) {
+ errno = ENOMEM;
+ return -1;
+ }
+ return SMB_VFS_NEXT_LISTXATTR(handle, cappath, list, size);
}
-static int cap_fremovexattr(vfs_handle_struct *handle, struct files_struct *fsp,int fd, const char *name)
+static ssize_t cap_llistxattr(vfs_handle_struct *handle, const char *path, char *list, size_t size)
{
- pstring capname;
- capencode(capname, name);
- return SMB_VFS_NEXT_FREMOVEXATTR(handle, fsp, fd, capname);
-}
+ char *cappath = capencode(talloc_tos(), path);
-static int cap_setxattr(vfs_handle_struct *handle, struct connection_struct *conn,const char *path, const char *name, const void *value, size_t size, int flags)
-{
- pstring cappath, capname;
- capencode(cappath, path);
- capencode(capname, name);
- return SMB_VFS_NEXT_SETXATTR(handle, conn, cappath, capname, value, size, flags);
+ if (!cappath) {
+ errno = ENOMEM;
+ return -1;
+ }
+ return SMB_VFS_NEXT_LLISTXATTR(handle, cappath, list, size);
}
-static int cap_lsetxattr(vfs_handle_struct *handle, struct connection_struct *conn,const char *path, const char *name, const void *value, size_t size, int flags)
+static int cap_removexattr(vfs_handle_struct *handle, const char *path, const char *name)
{
- pstring cappath, capname;
- capencode(cappath, path);
- capencode(capname, name);
- return SMB_VFS_NEXT_LSETXATTR(handle, conn, cappath, capname, value, size, flags);
-}
+ char *cappath = capencode(talloc_tos(), path);
+ char *capname = capencode(talloc_tos(), name);
-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)
-{
- pstring capname;
- capencode(capname, name);
- return SMB_VFS_NEXT_FSETXATTR(handle, fsp, fd, capname, value, size, flags);
+ if (!cappath || !capname) {
+ errno = ENOMEM;
+ return -1;
+ }
+ return SMB_VFS_NEXT_REMOVEXATTR(handle, cappath, capname);
}
-/* VFS operations structure */
-
-static vfs_op_tuple cap_op_tuples[] = {
-
- /* Disk operations */
-
- {SMB_VFS_OP(cap_disk_free), SMB_VFS_OP_DISK_FREE, SMB_VFS_LAYER_TRANSPARENT},
-
- /* Directory operations */
+static int cap_lremovexattr(vfs_handle_struct *handle, const char *path, const char *name)
+{
+ char *cappath = capencode(talloc_tos(), path);
+ char *capname = capencode(talloc_tos(), name);
- {SMB_VFS_OP(cap_opendir), SMB_VFS_OP_OPENDIR, SMB_VFS_LAYER_TRANSPARENT},
- {SMB_VFS_OP(cap_readdir), SMB_VFS_OP_READDIR, SMB_VFS_LAYER_TRANSPARENT},
- {SMB_VFS_OP(cap_mkdir), SMB_VFS_OP_MKDIR, SMB_VFS_LAYER_TRANSPARENT},
- {SMB_VFS_OP(cap_rmdir), SMB_VFS_OP_RMDIR, SMB_VFS_LAYER_TRANSPARENT},
+ if (!cappath || !capname) {
+ errno = ENOMEM;
+ return -1;
+ }
+ return SMB_VFS_NEXT_LREMOVEXATTR(handle, cappath, capname);
+}
- /* File operations */
+static int cap_fremovexattr(vfs_handle_struct *handle, struct files_struct *fsp, const char *path)
+{
+ char *cappath = capencode(talloc_tos(), path);
- {SMB_VFS_OP(cap_open), SMB_VFS_OP_OPEN, SMB_VFS_LAYER_TRANSPARENT},
- {SMB_VFS_OP(cap_rename), SMB_VFS_OP_RENAME, SMB_VFS_LAYER_TRANSPARENT},
- {SMB_VFS_OP(cap_stat), SMB_VFS_OP_STAT, SMB_VFS_LAYER_TRANSPARENT},
- {SMB_VFS_OP(cap_lstat), SMB_VFS_OP_LSTAT, SMB_VFS_LAYER_TRANSPARENT},
- {SMB_VFS_OP(cap_unlink), SMB_VFS_OP_UNLINK, SMB_VFS_LAYER_TRANSPARENT},
- {SMB_VFS_OP(cap_chmod), SMB_VFS_OP_CHMOD, SMB_VFS_LAYER_TRANSPARENT},
- {SMB_VFS_OP(cap_chown), SMB_VFS_OP_CHOWN, SMB_VFS_LAYER_TRANSPARENT},
- {SMB_VFS_OP(cap_chdir), SMB_VFS_OP_CHDIR, SMB_VFS_LAYER_TRANSPARENT},
- {SMB_VFS_OP(cap_utime), SMB_VFS_OP_UTIME, SMB_VFS_LAYER_TRANSPARENT},
- {SMB_VFS_OP(cap_symlink), SMB_VFS_OP_SYMLINK, SMB_VFS_LAYER_TRANSPARENT},
- {SMB_VFS_OP(cap_readlink), SMB_VFS_OP_READLINK, SMB_VFS_LAYER_TRANSPARENT},
- {SMB_VFS_OP(cap_link), SMB_VFS_OP_LINK, SMB_VFS_LAYER_TRANSPARENT},
- {SMB_VFS_OP(cap_mknod), SMB_VFS_OP_MKNOD, SMB_VFS_LAYER_TRANSPARENT},
- {SMB_VFS_OP(cap_realpath), SMB_VFS_OP_REALPATH, SMB_VFS_LAYER_TRANSPARENT},
+ if (!cappath) {
+ errno = ENOMEM;
+ return -1;
+ }
+ return SMB_VFS_NEXT_FREMOVEXATTR(handle, fsp, cappath);
+}
- /* NT File ACL operations */
+static int cap_setxattr(vfs_handle_struct *handle, const char *path, const char *name, const void *value, size_t size, int flags)
+{
+ char *cappath = capencode(talloc_tos(), path);
+ char *capname = capencode(talloc_tos(), name);
- {SMB_VFS_OP(cap_set_nt_acl), SMB_VFS_OP_SET_NT_ACL, SMB_VFS_LAYER_TRANSPARENT},
+ if (!cappath || !capname) {
+ errno = ENOMEM;
+ return -1;
+ }
+ return SMB_VFS_NEXT_SETXATTR(handle, cappath, capname, value, size, flags);
+}
- /* POSIX ACL operations */
+static int cap_lsetxattr(vfs_handle_struct *handle, const char *path, const char *name, const void *value, size_t size, int flags)
+{
+ char *cappath = capencode(talloc_tos(), path);
+ char *capname = capencode(talloc_tos(), name);
- {SMB_VFS_OP(cap_chmod_acl), SMB_VFS_OP_CHMOD_ACL, SMB_VFS_LAYER_TRANSPARENT},
+ if (!cappath || !capname) {
+ errno = ENOMEM;
+ return -1;
+ }
+ return SMB_VFS_NEXT_LSETXATTR(handle, cappath, capname, value, size, flags);
+}
- {SMB_VFS_OP(cap_sys_acl_get_file), SMB_VFS_OP_SYS_ACL_GET_FILE, SMB_VFS_LAYER_TRANSPARENT},
- {SMB_VFS_OP(cap_sys_acl_set_file), SMB_VFS_OP_SYS_ACL_SET_FILE, SMB_VFS_LAYER_TRANSPARENT},
- {SMB_VFS_OP(cap_sys_acl_delete_def_file), SMB_VFS_OP_SYS_ACL_DELETE_DEF_FILE, SMB_VFS_LAYER_TRANSPARENT},
-
- /* EA operations. */
- {SMB_VFS_OP(cap_getxattr), SMB_VFS_OP_GETXATTR, SMB_VFS_LAYER_TRANSPARENT},
- {SMB_VFS_OP(cap_lgetxattr), SMB_VFS_OP_LGETXATTR, SMB_VFS_LAYER_TRANSPARENT},
- {SMB_VFS_OP(cap_fgetxattr), SMB_VFS_OP_FGETXATTR, SMB_VFS_LAYER_TRANSPARENT},
- {SMB_VFS_OP(cap_listxattr), SMB_VFS_OP_LISTXATTR, SMB_VFS_LAYER_TRANSPARENT},
- {SMB_VFS_OP(cap_llistxattr), SMB_VFS_OP_LLISTXATTR, SMB_VFS_LAYER_TRANSPARENT},
- {SMB_VFS_OP(cap_removexattr), SMB_VFS_OP_REMOVEXATTR, SMB_VFS_LAYER_TRANSPARENT},
- {SMB_VFS_OP(cap_lremovexattr), SMB_VFS_OP_LREMOVEXATTR, SMB_VFS_LAYER_TRANSPARENT},
- {SMB_VFS_OP(cap_fremovexattr), SMB_VFS_OP_FREMOVEXATTR, SMB_VFS_LAYER_TRANSPARENT},
- {SMB_VFS_OP(cap_setxattr), SMB_VFS_OP_SETXATTR, SMB_VFS_LAYER_TRANSPARENT},
- {SMB_VFS_OP(cap_lsetxattr), SMB_VFS_OP_LSETXATTR, SMB_VFS_LAYER_TRANSPARENT},
- {SMB_VFS_OP(cap_fsetxattr), SMB_VFS_OP_FSETXATTR, SMB_VFS_LAYER_TRANSPARENT},
+static int cap_fsetxattr(vfs_handle_struct *handle, struct files_struct *fsp, const char *path, const void *value, size_t size, int flags)
+{
+ char *cappath = capencode(talloc_tos(), path);
- {NULL, SMB_VFS_OP_NOOP, SMB_VFS_LAYER_NOOP}
+ if (!cappath) {
+ errno = ENOMEM;
+ return -1;
+ }
+ return SMB_VFS_NEXT_FSETXATTR(handle, fsp, cappath, value, size, flags);
+}
+
+static struct vfs_fn_pointers vfs_cap_fns = {
+ .disk_free = cap_disk_free,
+ .opendir = cap_opendir,
+ .readdir = cap_readdir,
+ .mkdir = cap_mkdir,
+ .rmdir = cap_rmdir,
+ .open_fn = cap_open,
+ .rename = cap_rename,
+ .stat = cap_stat,
+ .lstat = cap_lstat,
+ .unlink = cap_unlink,
+ .chmod = cap_chmod,
+ .chown = cap_chown,
+ .lchown = cap_lchown,
+ .chdir = cap_chdir,
+ .ntimes = cap_ntimes,
+ .symlink = cap_symlink,
+ .vfs_readlink = cap_readlink,
+ .link = cap_link,
+ .mknod = cap_mknod,
+ .realpath = cap_realpath,
+ .chmod_acl = cap_chmod_acl,
+ .sys_acl_get_file = cap_sys_acl_get_file,
+ .sys_acl_set_file = cap_sys_acl_set_file,
+ .sys_acl_delete_def_file = cap_sys_acl_delete_def_file,
+ .getxattr = cap_getxattr,
+ .lgetxattr = cap_lgetxattr,
+ .fgetxattr = cap_fgetxattr,
+ .listxattr = cap_listxattr,
+ .llistxattr = cap_llistxattr,
+ .removexattr = cap_removexattr,
+ .lremovexattr = cap_lremovexattr,
+ .fremovexattr = cap_fremovexattr,
+ .setxattr = cap_setxattr,
+ .lsetxattr = cap_lsetxattr,
+ .fsetxattr = cap_fsetxattr
};
+NTSTATUS vfs_cap_init(void);
NTSTATUS vfs_cap_init(void)
{
- return smb_register_vfs(SMB_VFS_INTERFACE_VERSION, "cap", cap_op_tuples);
+ return smb_register_vfs(SMB_VFS_INTERFACE_VERSION, "cap",
+ &vfs_cap_fns);
}
/* For CAP functions */
/*******************************************************************
original code -> ":xx" - CAP format
********************************************************************/
-static char *capencode(char *to, const char *from)
-{
- pstring cvtbuf;
- char *out;
-
- if (to == from) {
- from = pstrcpy ((char *) cvtbuf, from);
- }
-
- for (out = to; *from && (out - to < sizeof(pstring)-7);) {
- /* buffer husoku error */
- if ((unsigned char)*from >= 0x80) {
- *out++ = hex_tag;
- *out++ = bin2hex (((*from)>>4)&0x0f);
- *out++ = bin2hex ((*from)&0x0f);
- from++;
- }
- else {
- *out++ = *from++;
- }
- }
- *out = '\0';
- return to;
+
+static char *capencode(TALLOC_CTX *ctx, const char *from)
+{
+ char *out = NULL;
+ const char *p1;
+ char *to = NULL;
+ size_t len = 0;
+
+ for (p1 = from; *p1; p1++) {
+ if ((unsigned char)*p1 >= 0x80) {
+ len += 3;
+ } else {
+ len++;
+ }
+ }
+ len++;
+
+ to = talloc_array(ctx, char, len);
+ if (!to) {
+ return NULL;
+ }
+
+ for (out = to; *from;) {
+ /* buffer husoku error */
+ if ((unsigned char)*from >= 0x80) {
+ *out++ = hex_tag;
+ *out++ = bin2hex (((*from)>>4)&0x0f);
+ *out++ = bin2hex ((*from)&0x0f);
+ from++;
+ } else {
+ *out++ = *from++;
+ }
+ }
+ *out = '\0';
+ return to;
}
/*******************************************************************
CAP -> original code
********************************************************************/
/* ":xx" -> a byte */
-static char *capdecode(char *to, const char *from)
-{
- pstring cvtbuf;
- char *out;
-
- if (to == from) {
- from = pstrcpy ((char *) cvtbuf, from);
- }
- for (out = to; *from && (out - to < sizeof(pstring)-3);) {
- if (is_hex(from)) {
- *out++ = (hex2bin (from[1])<<4) | (hex2bin (from[2]));
- from += 3;
- } else {
- *out++ = *from++;
- }
- }
- *out = '\0';
- return to;
+
+static char *capdecode(TALLOC_CTX *ctx, const char *from)
+{
+ const char *p1;
+ char *out = NULL;
+ char *to = NULL;
+ size_t len = 0;
+
+ for (p1 = from; *p1; len++) {
+ if (is_hex(p1)) {
+ p1 += 3;
+ } else {
+ p1++;
+ }
+ }
+ len++;
+
+ to = talloc_array(ctx, char, len);
+ if (!to) {
+ return NULL;
+ }
+
+ for (out = to; *from;) {
+ if (is_hex(from)) {
+ *out++ = (hex2bin(from[1])<<4) | (hex2bin(from[2]));
+ from += 3;
+ } else {
+ *out++ = *from++;
+ }
+ }
+ *out = '\0';
+ return to;
}