mirror of
https://github.com/samba-team/samba.git
synced 2025-01-13 13:18:06 +03:00
r2562: got rid of the "reference" backend that never happened - the code is
too stale to be of any use as a reference.
This commit is contained in:
Andrew Tridgell
Gerald (Jerry) Carter
parent
f84c0af35c
commit
8d455a6f09
@ -1,36 +0,0 @@
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struct rvfs_private {
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/* the meta-data database */
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TDB_CONTEXT *tdb;
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/* the base directory */
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char *connectpath;
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/* a linked list of open searches */
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struct search_state *search;
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/* next available search handle */
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uint16_t next_search_handle;
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};
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struct rvfs_dir {
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uint_t count;
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char *unix_dir;
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struct {
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char *name;
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} *files;
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};
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struct search_state {
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struct search_state *next, *prev;
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TALLOC_CTX *mem_ctx;
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uint16_t handle;
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uint_t current_index;
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struct rvfs_dir *dir;
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};
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struct ref_struct {
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NTTIME mtime, ctime, atime, wtime;
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char *;
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};
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@ -1,142 +0,0 @@
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/*
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Unix SMB/CIFS implementation.
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simple NTVFS filesystem backend
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Copyright (C) Andrew Tridgell 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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*/
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/*
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utility functions for simple backend
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*/
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#include "includes.h"
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#include "svfs.h"
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/*
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convert a windows path to a unix path - don't do any manging or case sensitive handling
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*/
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char *svfs_unix_path(struct smbsrv_request *req, const char *name)
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{
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struct svfs_private *private = req->conn->ntvfs_private;
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char *ret;
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if (*name != '\\') {
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ret = talloc_asprintf(req->mem_ctx, "%s/%s", private->connectpath, name);
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} else {
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ret = talloc_asprintf(req->mem_ctx, "%s%s", private->connectpath, name);
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}
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all_string_sub(ret, "\\", "/", 0);
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strlower(ret);
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return ret;
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}
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/*
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read a directory and find all matching file names and stat info
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returned names are separate unix and DOS names. The returned names
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are relative to the directory
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*/
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struct svfs_dir *svfs_list(TALLOC_CTX *mem_ctx, struct smbsrv_request *req, const char *pattern)
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{
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char *unix_path;
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char *p, *mask;
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struct svfs_dir *dir;
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DIR *odir;
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struct dirent *dent;
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uint_t allocated = 0;
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char *low_mask;
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unix_path = svfs_unix_path(req, pattern);
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if (!unix_path) { return NULL; }
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dir = talloc(mem_ctx, sizeof(struct svfs_dir));
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if (!dir) { return NULL; }
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dir->count = 0;
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dir->files = 0;
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/* find the base directory */
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p = strrchr(unix_path, '/');
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if (!p) { return NULL; }
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dir->unix_dir = talloc_strndup(mem_ctx, unix_path, PTR_DIFF(p, unix_path));
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if (!dir->unix_dir) { return NULL; }
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/* the wildcard pattern is the last part */
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mask = p+1;
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low_mask = talloc_strdup(mem_ctx, mask);
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if (!low_mask) { return NULL; }
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strlower(low_mask);
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odir = opendir(dir->unix_dir);
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if (!odir) { return NULL; }
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while ((dent = readdir(odir))) {
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uint_t i = dir->count;
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char *full_name;
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char *low_name;
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low_name = talloc_strdup(mem_ctx, dent->d_name);
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if (!low_name) { continue; }
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strlower(low_name);
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/* check it matches the wildcard pattern */
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if (ms_fnmatch(low_mask, low_name, PROTOCOL_NT1) != 0) {
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continue;
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}
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if (dir->count >= allocated) {
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allocated = (allocated + 100) * 1.2;
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dir->files = talloc_realloc(dir->files, allocated * sizeof(dir->files[0]));
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if (!dir->files) {
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closedir(odir);
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return NULL;
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}
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}
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dir->files[i].name = low_name;
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if (!dir->files[i].name) { continue; }
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asprintf(&full_name, "%s/%s", dir->unix_dir, dir->files[i].name);
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if (!full_name) { continue; }
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if (stat(full_name, &dir->files[i].st) == 0) {
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dir->count++;
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}
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free(full_name);
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}
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closedir(odir);
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return dir;
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}
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/*
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convert a unix stat struct to a dos attrib
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*/
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uint32_t svfs_file_attrib(struct stat *st)
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{
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if (S_ISDIR(st->st_mode)) {
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return FILE_ATTRIBUTE_DIRECTORY;
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}
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return 0;
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}
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@ -1,843 +0,0 @@
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/*
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Unix SMB/CIFS implementation.
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simple NTVFS filesystem backend
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Copyright (C) Andrew Tridgell 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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*/
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/*
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this implements a very simple NTVFS filesystem backend.
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this backend largely ignores the POSIX -> CIFS mappings, just doing absolutely
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minimal work to give a working backend.
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*/
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#include "includes.h"
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#include "svfs.h"
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/*
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connect to a share - used when a tree_connect operation comes
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in. For a disk based backend we needs to ensure that the base
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directory exists (tho it doesn't need to be accessible by the user,
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that comes later)
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*/
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static NTSTATUS svfs_connect(struct smbsrv_request *req, const char *sharename)
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{
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struct stat st;
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struct tcon_context *conn = req->conn;
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struct svfs_private *private;
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conn->ntvfs_private = talloc(conn->mem_ctx, sizeof(struct svfs_private));
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private = conn->ntvfs_private;
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private->connectpath = talloc_strdup(conn->mem_ctx, lp_pathname(conn->service));
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/* the directory must exist */
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if (stat(private->connectpath, &st) != 0 || !S_ISDIR(st.st_mode)) {
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DEBUG(0,("'%s' is not a directory, when connecting to [%s]\n",
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private->connectpath, sharename));
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return NT_STATUS_BAD_NETWORK_NAME;
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}
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conn->fs_type = talloc_strdup(conn->mem_ctx, "NTFS");
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conn->dev_type = talloc_strdup(conn->mem_ctx, "A:");
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return NT_STATUS_OK;
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}
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/*
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disconnect from a share
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*/
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static NTSTATUS svfs_disconnect(struct smbsrv_request *req)
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{
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return NT_STATUS_OK;
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}
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/*
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delete a file - the dirtype specifies the file types to include in the search.
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The name can contain CIFS wildcards, but rarely does (except with OS/2 clients)
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*/
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static NTSTATUS svfs_unlink(struct smbsrv_request *req, struct smb_unlink *unl)
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{
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char *unix_path;
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unix_path = svfs_unix_path(req, unl->in.pattern);
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/* ignoring wildcards ... */
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if (unlink(unix_path) == -1) {
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return map_nt_error_from_unix(errno);
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}
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return NT_STATUS_OK;
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}
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/*
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ioctl interface - we don't do any
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*/
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static NTSTATUS svfs_ioctl(struct smbsrv_request *req, struct smb_ioctl *io)
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{
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return NT_STATUS_INVALID_PARAMETER;
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}
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/*
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check if a directory exists
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*/
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static NTSTATUS svfs_chkpath(struct smbsrv_request *req, struct smb_chkpath *cp)
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{
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char *unix_path;
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struct stat st;
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unix_path = svfs_unix_path(req, cp->in.path);
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if (stat(unix_path, &st) == -1) {
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return map_nt_error_from_unix(errno);
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}
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if (!S_ISDIR(st.st_mode)) {
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return NT_STATUS_NOT_A_DIRECTORY;
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}
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return NT_STATUS_OK;
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}
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/*
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approximately map a struct stat to a fileinfo struct
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*/
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static NTSTATUS map_fileinfo(struct smbsrv_request *req, union smb_fileinfo *info, struct stat *st)
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{
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switch (info->generic.level) {
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case SMB_FILEINFO_NETWORK_OPEN_INFORMATION:
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unix_to_nt_time(&info->netopen.out.create_time, st->st_ctime);
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unix_to_nt_time(&info->netopen.out.access_time, st->st_atime);
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unix_to_nt_time(&info->netopen.out.write_time, st->st_mtime);
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unix_to_nt_time(&info->netopen.out.change_time, st->st_mtime);
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info->netopen.out.alloc_size = st->st_size;
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info->netopen.out.size = st->st_size;
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info->netopen.out.attrib = svfs_file_attrib(st);
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info->netopen.out.unknown = 0;
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return NT_STATUS_OK;
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case SMB_FILEINFO_ALL_INFO:
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unix_to_nt_time(&info->all_info.out.create_time, st->st_ctime);
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unix_to_nt_time(&info->all_info.out.access_time, st->st_atime);
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unix_to_nt_time(&info->all_info.out.write_time, st->st_mtime);
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unix_to_nt_time(&info->all_info.out.change_time, st->st_mtime);
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info->all_info.out.attrib = svfs_file_attrib(st);
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info->all_info.out.alloc_size = st->st_size;
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info->all_info.out.size = st->st_size;
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info->all_info.out.nlink = st->st_nlink;
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info->all_info.out.delete_pending = 0;
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info->all_info.out.directory = S_ISDIR(st->st_mode) ? 1 : 0;
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info->all_info.out.index_number = st->st_ino;
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info->all_info.out.ea_size = 0;
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info->all_info.out.access_flags = 0xd01BF; /* what is this!? */
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info->all_info.out.current_offset = 0;
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info->all_info.out.open_mode = 0; /* what do do put here!? */
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info->all_info.out.alignment_requirement = 0; /* what do do put here!? */
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info->all_info.out.fname = talloc_strdup(req->mem_ctx, "TODO - STORE FILENAME");
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return NT_STATUS_OK;
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case SMB_FILEINFO_BASIC:
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unix_to_nt_time(&info->basic.out.create_time, st->st_ctime);
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unix_to_nt_time(&info->basic.out.access_time, st->st_atime);
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unix_to_nt_time(&info->basic.out.write_time, st->st_mtime);
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unix_to_nt_time(&info->basic.out.change_time, st->st_mtime);
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info->basic.out.attrib = svfs_file_attrib(st);
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return NT_STATUS_OK;
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case SMB_FILEINFO_INFO_STANDARD:
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info->info_standard.out.create_time = st->st_ctime;
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info->info_standard.out.access_time = st->st_atime;
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info->info_standard.out.write_time = st->st_mtime;
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info->info_standard.out.size = st->st_size;
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info->info_standard.out.alloc_size = st->st_size;
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info->info_standard.out.attrib = svfs_file_attrib(st);
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return NT_STATUS_OK;
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case SMB_FILEINFO_INFO_STANDARD_EA:
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info->info_standard_ea.out.create_time = st->st_ctime;
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info->info_standard_ea.out.access_time = st->st_atime;
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info->info_standard_ea.out.write_time = st->st_mtime;
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info->info_standard_ea.out.size = st->st_size;
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info->info_standard_ea.out.alloc_size = st->st_size;
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info->info_standard_ea.out.attrib = svfs_file_attrib(st);
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info->info_standard_ea.out.ea_size = 0;
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return NT_STATUS_OK;
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case SMB_FILEINFO_STANDARD_INFO:
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info->standard_info.out.alloc_size = st->st_size;
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info->standard_info.out.size = st->st_size;
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info->standard_info.out.nlink = st->st_nlink;
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info->standard_info.out.delete_pending = 0;
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info->standard_info.out.directory = S_ISDIR(st->st_mode) ? 1 : 0;
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info->standard_info.out.unknown = 0;
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return NT_STATUS_OK;
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case SMB_FILEINFO_INTERNAL:
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info->internal.out.device = st->st_dev;
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info->internal.out.device = st->st_ino;
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return NT_STATUS_OK;
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case SMB_FILEINFO_EA:
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info->ea.out.unknown = 0;
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return NT_STATUS_OK;
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case SMB_FILEINFO_ATTRIB_TAGINFO:
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info->tag.out.attrib = svfs_file_attrib(st);
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info->tag.out.reparse_tag = 0;
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return NT_STATUS_OK;
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case SMB_FILEINFO_STREAM:
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/* setup a single data stream */
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info->stream.out.num_streams = 1;
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info->stream.out.streams = talloc(req->mem_ctx, sizeof(info->stream.out.streams[0]));
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if (!info->stream.out.streams) {
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return NT_STATUS_NO_MEMORY;
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}
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info->stream.out.streams[0].size = st->st_size;
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info->stream.out.streams[0].alloc_size = st->st_size;
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info->stream.out.streams[0].stream_name = talloc_strdup(req->mem_ctx,"::$DATA");
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return NT_STATUS_OK;
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}
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return NT_STATUS_INVALID_LEVEL;
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}
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/*
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return info on a pathname
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*/
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static NTSTATUS svfs_qpathinfo(struct smbsrv_request *req, union smb_fileinfo *info)
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{
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char *unix_path;
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struct stat st;
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unix_path = svfs_unix_path(req, info->basic.in.fname);
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if (stat(unix_path, &st) == -1) {
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return map_nt_error_from_unix(errno);
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}
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return map_fileinfo(req, info, &st);
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}
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/*
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query info on a open file
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*/
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static NTSTATUS svfs_qfileinfo(struct smbsrv_request *req, union smb_fileinfo *info)
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{
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struct stat st;
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if (fstat(info->generic.in.fnum, &st) == -1) {
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return map_nt_error_from_unix(errno);
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}
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return map_fileinfo(req, info, &st);
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}
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/*
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set info on a pathname
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*/
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static NTSTATUS svfs_setpathinfo(struct smbsrv_request *req, union smb_setfileinfo *st)
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{
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return NT_STATUS_NOT_SUPPORTED;
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}
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/*
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open a file
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*/
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static NTSTATUS svfs_open(struct smbsrv_request *req, union smb_open *io)
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{
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char *unix_path;
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struct stat st;
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int fd, flags;
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if (io->generic.level != SMB_OPEN_GENERIC) {
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return ntvfs_map_open(req, io);
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}
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unix_path = svfs_unix_path(req, io->ntcreatex.in.fname);
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switch (io->generic.in.open_disposition) {
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case FILE_SUPERSEDE:
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flags = O_RDWR | O_CREAT | O_TRUNC;
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break;
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case FILE_OPEN:
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flags = O_RDWR;
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break;
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case FILE_CREATE:
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flags = O_RDWR | O_CREAT | O_EXCL;
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break;
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case FILE_OPEN_IF:
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flags = O_RDWR | O_CREAT;
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break;
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||||
case FILE_OVERWRITE:
|
||||
flags = O_RDWR;
|
||||
break;
|
||||
case FILE_OVERWRITE_IF:
|
||||
flags = O_RDWR | O_CREAT | O_TRUNC;
|
||||
break;
|
||||
default:
|
||||
flags = O_RDWR;
|
||||
break;
|
||||
}
|
||||
|
||||
if (io->generic.in.create_options & FILE_DIRECTORY_FILE) {
|
||||
flags = O_RDONLY | O_DIRECTORY;
|
||||
switch (io->generic.in.open_disposition) {
|
||||
case FILE_CREATE:
|
||||
if (mkdir(unix_path, 0755) == -1) {
|
||||
return map_nt_error_from_unix(errno);
|
||||
}
|
||||
break;
|
||||
case FILE_OPEN_IF:
|
||||
if (mkdir(unix_path, 0755) == -1 && errno != EEXIST) {
|
||||
return map_nt_error_from_unix(errno);
|
||||
}
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
fd = open(unix_path, flags, 0644);
|
||||
if (fd == -1) {
|
||||
return map_nt_error_from_unix(errno);
|
||||
}
|
||||
|
||||
if (fstat(fd, &st) == -1) {
|
||||
close(fd);
|
||||
return map_nt_error_from_unix(errno);
|
||||
}
|
||||
|
||||
ZERO_STRUCT(io->generic.out);
|
||||
|
||||
unix_to_nt_time(&io->generic.out.create_time, st.st_ctime);
|
||||
unix_to_nt_time(&io->generic.out.access_time, st.st_atime);
|
||||
unix_to_nt_time(&io->generic.out.write_time, st.st_mtime);
|
||||
unix_to_nt_time(&io->generic.out.change_time, st.st_mtime);
|
||||
io->generic.out.fnum = fd;
|
||||
io->generic.out.alloc_size = st.st_size;
|
||||
io->generic.out.size = st.st_size;
|
||||
io->generic.out.file_attr = svfs_file_attrib(&st);
|
||||
io->generic.out.is_directory = S_ISDIR(st.st_mode) ? 1 : 0;
|
||||
|
||||
return NT_STATUS_OK;
|
||||
}
|
||||
|
||||
/*
|
||||
create a directory
|
||||
*/
|
||||
static NTSTATUS svfs_mkdir(struct smbsrv_request *req, union smb_mkdir *md)
|
||||
{
|
||||
char *unix_path;
|
||||
|
||||
if (md->generic.level != RAW_MKDIR_MKDIR) {
|
||||
return NT_STATUS_INVALID_LEVEL;
|
||||
}
|
||||
|
||||
unix_path = svfs_unix_path(req, md->mkdir.in.path);
|
||||
|
||||
if (mkdir(unix_path, 0777) == -1) {
|
||||
return map_nt_error_from_unix(errno);
|
||||
}
|
||||
|
||||
return NT_STATUS_OK;
|
||||
}
|
||||
|
||||
/*
|
||||
remove a directory
|
||||
*/
|
||||
static NTSTATUS svfs_rmdir(struct smbsrv_request *req, struct smb_rmdir *rd)
|
||||
{
|
||||
char *unix_path;
|
||||
|
||||
unix_path = svfs_unix_path(req, rd->in.path);
|
||||
|
||||
if (rmdir(unix_path) == -1) {
|
||||
return map_nt_error_from_unix(errno);
|
||||
}
|
||||
|
||||
return NT_STATUS_OK;
|
||||
}
|
||||
|
||||
/*
|
||||
rename a set of files
|
||||
*/
|
||||
static NTSTATUS svfs_rename(struct smbsrv_request *req, union smb_rename *ren)
|
||||
{
|
||||
char *unix_path1, *unix_path2;
|
||||
|
||||
unix_path1 = svfs_unix_path(req, ren->in.pattern1);
|
||||
unix_path2 = svfs_unix_path(req, ren->in.pattern2);
|
||||
|
||||
if (rename(unix_path1, unix_path2) != 0) {
|
||||
return map_nt_error_from_unix(errno);
|
||||
}
|
||||
|
||||
return NT_STATUS_OK;
|
||||
}
|
||||
|
||||
/*
|
||||
copy a set of files
|
||||
*/
|
||||
static NTSTATUS svfs_copy(struct smbsrv_request *req, struct smb_copy *cp)
|
||||
{
|
||||
return NT_STATUS_NOT_SUPPORTED;
|
||||
}
|
||||
|
||||
/*
|
||||
read from a file
|
||||
*/
|
||||
static NTSTATUS svfs_read(struct smbsrv_request *req, union smb_read *rd)
|
||||
{
|
||||
ssize_t ret;
|
||||
|
||||
if (rd->generic.level != SMB_READ_READX) {
|
||||
return NT_STATUS_NOT_SUPPORTED;
|
||||
}
|
||||
|
||||
ret = pread(rd->readx.in.fnum,
|
||||
rd->readx.out.data,
|
||||
rd->readx.in.maxcnt,
|
||||
rd->readx.in.offset);
|
||||
if (ret == -1) {
|
||||
return map_nt_error_from_unix(errno);
|
||||
}
|
||||
|
||||
rd->readx.out.nread = ret;
|
||||
rd->readx.out.remaining = 0; /* should fill this in? */
|
||||
|
||||
return NT_STATUS_OK;
|
||||
}
|
||||
|
||||
/*
|
||||
write to a file
|
||||
*/
|
||||
static NTSTATUS svfs_write(struct smbsrv_request *req, union smb_write *wr)
|
||||
{
|
||||
ssize_t ret;
|
||||
|
||||
switch (wr->generic.level) {
|
||||
case SMB_WRITE_WRITEX:
|
||||
ret = pwrite(wr->writex.in.fnum,
|
||||
wr->writex.in.data,
|
||||
wr->writex.in.count,
|
||||
wr->writex.in.offset);
|
||||
if (ret == -1) {
|
||||
return map_nt_error_from_unix(errno);
|
||||
}
|
||||
|
||||
wr->writex.out.nwritten = ret;
|
||||
wr->writex.out.remaining = 0; /* should fill this in? */
|
||||
|
||||
return NT_STATUS_OK;
|
||||
|
||||
case SMB_WRITE_WRITE:
|
||||
if (wr->write.in.count == 0) {
|
||||
/* a truncate! */
|
||||
ret = ftruncate(wr->write.in.fnum, wr->write.in.offset);
|
||||
} else {
|
||||
ret = pwrite(wr->write.in.fnum,
|
||||
wr->write.in.data,
|
||||
wr->write.in.count,
|
||||
wr->write.in.offset);
|
||||
}
|
||||
if (ret == -1) {
|
||||
return map_nt_error_from_unix(errno);
|
||||
}
|
||||
|
||||
wr->write.out.nwritten = ret;
|
||||
|
||||
return NT_STATUS_OK;
|
||||
}
|
||||
|
||||
return NT_STATUS_NOT_SUPPORTED;
|
||||
}
|
||||
|
||||
/*
|
||||
seek in a file
|
||||
*/
|
||||
static NTSTATUS svfs_seek(struct smbsrv_request *req, struct smb_seek *io)
|
||||
{
|
||||
return NT_STATUS_NOT_SUPPORTED;
|
||||
}
|
||||
|
||||
/*
|
||||
flush a file
|
||||
*/
|
||||
static NTSTATUS svfs_flush(struct smbsrv_request *req, struct smb_flush *io)
|
||||
{
|
||||
fsync(io->in.fnum);
|
||||
return NT_STATUS_OK;
|
||||
}
|
||||
|
||||
/*
|
||||
close a file
|
||||
*/
|
||||
static NTSTATUS svfs_close(struct smbsrv_request *req, union smb_close *io)
|
||||
{
|
||||
if (io->generic.level != SMB_CLOSE_CLOSE) {
|
||||
/* we need a mapping function */
|
||||
return NT_STATUS_INVALID_LEVEL;
|
||||
}
|
||||
|
||||
if (close(io->close.in.fnum) != 0) {
|
||||
return map_nt_error_from_unix(errno);
|
||||
}
|
||||
|
||||
return NT_STATUS_OK;
|
||||
}
|
||||
|
||||
/*
|
||||
exit - closing files?
|
||||
*/
|
||||
static NTSTATUS svfs_exit(struct smbsrv_request *req)
|
||||
{
|
||||
return NT_STATUS_NOT_SUPPORTED;
|
||||
}
|
||||
|
||||
/*
|
||||
lock a byte range
|
||||
*/
|
||||
static NTSTATUS svfs_lock(struct smbsrv_request *req, union smb_lock *lck)
|
||||
{
|
||||
DEBUG(0,("REWRITE: not doing byte range locking!\n"));
|
||||
return NT_STATUS_OK;
|
||||
}
|
||||
|
||||
/*
|
||||
set info on a open file
|
||||
*/
|
||||
static NTSTATUS svfs_setfileinfo(struct smbsrv_request *req,
|
||||
union smb_setfileinfo *info)
|
||||
{
|
||||
DEBUG(0,("REWRITE: svfs_setfileinfo: not doing setfileinfo level %d\n",
|
||||
info->generic.level));
|
||||
switch (info->generic.level) {
|
||||
case SMB_SETFILEINFO_BASIC:
|
||||
info->basic.out.ea_error_offset = 0;
|
||||
break;
|
||||
case SMB_SETFILEINFO_END_OF_FILE:
|
||||
if (ftruncate(info->eof.in.fnum, info->eof.in.size) != 0) {
|
||||
return map_nt_error_from_unix(errno);
|
||||
}
|
||||
info->eof.out.ea_error_offset = 0;
|
||||
break;
|
||||
case SMB_SETFILEINFO_ALLOCATION:
|
||||
info->eof.out.ea_error_offset = 0;
|
||||
break;
|
||||
}
|
||||
return NT_STATUS_OK;
|
||||
}
|
||||
|
||||
|
||||
/*
|
||||
return filesystem space info
|
||||
*/
|
||||
static NTSTATUS svfs_fsinfo(struct smbsrv_request *req, union smb_fsinfo *fs)
|
||||
{
|
||||
struct svfs_private *private = req->conn->ntvfs_private;
|
||||
|
||||
if (fs->generic.level != SMB_FSINFO_GENERIC) {
|
||||
return ntvfs_map_fsinfo(req, fs);
|
||||
}
|
||||
|
||||
if (sys_fsusage(private->connectpath,
|
||||
&fs->generic.out.blocks_free,
|
||||
&fs->generic.out.blocks_total) == -1) {
|
||||
return map_nt_error_from_unix(errno);
|
||||
}
|
||||
|
||||
fs->generic.out.block_size = 512;
|
||||
|
||||
return NT_STATUS_OK;
|
||||
}
|
||||
|
||||
/*
|
||||
return filesystem attribute info
|
||||
*/
|
||||
static NTSTATUS svfs_fsattr(struct smbsrv_request *req, union smb_fsattr *fs)
|
||||
{
|
||||
struct stat st;
|
||||
struct svfs_private *private = req->conn->ntvfs_private;
|
||||
|
||||
if (fs->generic.level != SMB_FSATTR_GENERIC) {
|
||||
return ntvfs_map_fsattr(req, fs);
|
||||
}
|
||||
|
||||
if (stat(private->connectpath, &st) != 0) {
|
||||
return map_nt_error_from_unix(errno);
|
||||
}
|
||||
|
||||
unix_to_nt_time(&fs->generic.out.create_time, st.st_ctime);
|
||||
fs->generic.out.fs_attr =
|
||||
FILE_CASE_PRESERVED_NAMES |
|
||||
FILE_CASE_SENSITIVE_SEARCH |
|
||||
FILE_PERSISTENT_ACLS;
|
||||
fs->generic.out.max_file_component_length = 255;
|
||||
fs->generic.out.serial_number = 1;
|
||||
fs->generic.out.fs_type = talloc_strdup(req->mem_ctx, "NTFS");
|
||||
fs->generic.out.volume_name = talloc_strdup(req->mem_ctx,
|
||||
lp_servicename(req->conn->service));
|
||||
|
||||
return NT_STATUS_OK;
|
||||
}
|
||||
|
||||
/*
|
||||
return print queue info
|
||||
*/
|
||||
static NTSTATUS svfs_lpq(struct smbsrv_request *req, union smb_lpq *lpq)
|
||||
{
|
||||
return NT_STATUS_NOT_SUPPORTED;
|
||||
}
|
||||
|
||||
/*
|
||||
list files in a directory matching a wildcard pattern
|
||||
*/
|
||||
NTSTATUS svfs_search_first(struct smbsrv_request *req, union smb_search_first *io,
|
||||
void *search_private,
|
||||
BOOL (*callback)(void *, union smb_search_data *))
|
||||
{
|
||||
struct svfs_dir *dir;
|
||||
int i;
|
||||
struct svfs_private *private = req->conn->ntvfs_private;
|
||||
struct search_state *search;
|
||||
union smb_search_data file;
|
||||
TALLOC_CTX *mem_ctx;
|
||||
uint_t max_count;
|
||||
|
||||
if (io->generic.level != SMB_SEARCH_T2FFIRST_BOTH) {
|
||||
return NT_STATUS_NOT_SUPPORTED;
|
||||
}
|
||||
|
||||
mem_ctx = talloc_init("svfs_search");
|
||||
|
||||
search = talloc_zero(mem_ctx, sizeof(struct search_state));
|
||||
if (!search) {
|
||||
return NT_STATUS_NO_MEMORY;
|
||||
}
|
||||
|
||||
max_count = io->t2ffirst.in.max_count;
|
||||
|
||||
dir = svfs_list(mem_ctx, req, io->t2ffirst.in.pattern);
|
||||
if (!dir) {
|
||||
talloc_destroy_pool(mem_ctx);
|
||||
return NT_STATUS_FOOBAR;
|
||||
}
|
||||
|
||||
search->mem_ctx = mem_ctx;
|
||||
search->handle = private->next_search_handle;
|
||||
search->dir = dir;
|
||||
|
||||
if (dir->count < max_count) {
|
||||
max_count = dir->count;
|
||||
}
|
||||
|
||||
for (i=0; i < max_count;i++) {
|
||||
ZERO_STRUCT(file);
|
||||
unix_to_nt_time(&file.both.create_time, dir->files[i].st.st_ctime);
|
||||
unix_to_nt_time(&file.both.access_time, dir->files[i].st.st_atime);
|
||||
unix_to_nt_time(&file.both.write_time, dir->files[i].st.st_mtime);
|
||||
unix_to_nt_time(&file.both.change_time, dir->files[i].st.st_mtime);
|
||||
file.both.name = dir->files[i].name;
|
||||
file.both.short_name = dir->files[i].name;
|
||||
file.both.size = dir->files[i].st.st_size;
|
||||
file.both.ex_attrib = svfs_file_attrib(&dir->files[i].st);
|
||||
|
||||
if (!callback(search_private, &file)) {
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
search->current_index = i;
|
||||
|
||||
io->t2ffirst.out.count = i;
|
||||
io->t2ffirst.out.handle = search->handle;
|
||||
io->t2ffirst.out.end_of_search = (i == dir->count) ? 1 : 0;
|
||||
|
||||
/* work out if we are going to keep the search state */
|
||||
if ((io->t2ffirst.in.flags & FLAG_TRANS2_FIND_CLOSE) ||
|
||||
((io->t2ffirst.in.flags & FLAG_TRANS2_FIND_CLOSE_IF_END) && (i == dir->count))) {
|
||||
talloc_destroy(search->mem_ctx);
|
||||
} else {
|
||||
private->next_search_handle++;
|
||||
DLIST_ADD(private->search, search);
|
||||
}
|
||||
|
||||
return NT_STATUS_OK;
|
||||
}
|
||||
|
||||
/* continue a search */
|
||||
NTSTATUS svfs_search_next(struct smbsrv_request *req, union smb_search_next *io,
|
||||
void *search_private,
|
||||
BOOL (*callback)(void *, union smb_search_data *))
|
||||
{
|
||||
struct svfs_dir *dir;
|
||||
int i;
|
||||
struct svfs_private *private = req->conn->ntvfs_private;
|
||||
struct search_state *search;
|
||||
union smb_search_data file;
|
||||
uint_t max_count;
|
||||
|
||||
if (io->generic.level != SMB_SEARCH_T2FFIRST_BOTH) {
|
||||
return NT_STATUS_NOT_SUPPORTED;
|
||||
}
|
||||
|
||||
for (search=private->search; search; search = search->next) {
|
||||
if (search->handle == io->t2fnext.in.handle) break;
|
||||
}
|
||||
|
||||
if (!search) {
|
||||
/* we didn't find the search handle */
|
||||
return NT_STATUS_FOOBAR;
|
||||
}
|
||||
|
||||
dir = search->dir;
|
||||
|
||||
/* the client might be asking for something other than just continuing
|
||||
with the search */
|
||||
if (!(io->t2fnext.in.flags & FLAG_TRANS2_FIND_CONTINUE) &&
|
||||
(io->t2fnext.in.flags & FLAG_TRANS2_FIND_REQUIRE_RESUME) &&
|
||||
io->t2fnext.in.last_name && *io->t2fnext.in.last_name) {
|
||||
/* look backwards first */
|
||||
for (i=search->current_index; i > 0; i--) {
|
||||
if (strcmp(io->t2fnext.in.last_name, dir->files[i-1].name) == 0) {
|
||||
search->current_index = i;
|
||||
goto found;
|
||||
}
|
||||
}
|
||||
|
||||
/* then look forwards */
|
||||
for (i=search->current_index+1; i <= dir->count; i++) {
|
||||
if (strcmp(io->t2fnext.in.last_name, dir->files[i-1].name) == 0) {
|
||||
search->current_index = i;
|
||||
goto found;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
found:
|
||||
max_count = search->current_index + io->t2fnext.in.max_count;
|
||||
|
||||
if (max_count > dir->count) {
|
||||
max_count = dir->count;
|
||||
}
|
||||
|
||||
for (i = search->current_index; i < max_count;i++) {
|
||||
ZERO_STRUCT(file);
|
||||
unix_to_nt_time(&file.both.create_time, dir->files[i].st.st_ctime);
|
||||
unix_to_nt_time(&file.both.access_time, dir->files[i].st.st_atime);
|
||||
unix_to_nt_time(&file.both.write_time, dir->files[i].st.st_mtime);
|
||||
unix_to_nt_time(&file.both.change_time, dir->files[i].st.st_mtime);
|
||||
file.both.name = dir->files[i].name;
|
||||
file.both.short_name = dir->files[i].name;
|
||||
file.both.size = dir->files[i].st.st_size;
|
||||
file.both.ex_attrib = svfs_file_attrib(&dir->files[i].st);
|
||||
|
||||
if (!callback(search_private, &file)) {
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
io->t2fnext.out.count = i - search->current_index;
|
||||
io->t2fnext.out.end_of_search = (i == dir->count) ? 1 : 0;
|
||||
|
||||
search->current_index = i;
|
||||
|
||||
/* work out if we are going to keep the search state */
|
||||
if ((io->t2fnext.in.flags & FLAG_TRANS2_FIND_CLOSE) ||
|
||||
((io->t2fnext.in.flags & FLAG_TRANS2_FIND_CLOSE_IF_END) && (i == dir->count))) {
|
||||
DLIST_REMOVE(private->search, search);
|
||||
talloc_destroy(search->mem_ctx);
|
||||
}
|
||||
|
||||
return NT_STATUS_OK;
|
||||
}
|
||||
|
||||
/* close a search */
|
||||
NTSTATUS svfs_search_close(struct smbsrv_request *req, union smb_search_close *io)
|
||||
{
|
||||
struct svfs_private *private = req->conn->ntvfs_private;
|
||||
struct search_state *search;
|
||||
|
||||
for (search=private->search; search; search = search->next) {
|
||||
if (search->handle == io->findclose.in.handle) break;
|
||||
}
|
||||
|
||||
if (!search) {
|
||||
/* we didn't find the search handle */
|
||||
return NT_STATUS_FOOBAR;
|
||||
}
|
||||
|
||||
DLIST_REMOVE(private->search, search);
|
||||
talloc_destroy(search->mem_ctx);
|
||||
|
||||
return NT_STATUS_OK;
|
||||
}
|
||||
|
||||
|
||||
/*
|
||||
initialialise the POSIX disk backend, registering ourselves with the ntvfs subsystem
|
||||
*/
|
||||
BOOL posix_vfs_init(void)
|
||||
{
|
||||
BOOL ret;
|
||||
struct ntvfs_ops ops;
|
||||
|
||||
ZERO_STRUCT(ops);
|
||||
|
||||
/* fill in all the operations */
|
||||
ops.connect = svfs_connect;
|
||||
ops.disconnect = svfs_disconnect;
|
||||
ops.unlink = svfs_unlink;
|
||||
ops.chkpath = svfs_chkpath;
|
||||
ops.qpathinfo = svfs_qpathinfo;
|
||||
ops.setpathinfo = svfs_setpathinfo;
|
||||
ops.open = svfs_open;
|
||||
ops.mkdir = svfs_mkdir;
|
||||
ops.rmdir = svfs_rmdir;
|
||||
ops.rename = svfs_rename;
|
||||
ops.copy = svfs_copy;
|
||||
ops.ioctl = svfs_ioctl;
|
||||
ops.read = svfs_read;
|
||||
ops.write = svfs_write;
|
||||
ops.seek = svfs_seek;
|
||||
ops.flush = svfs_flush;
|
||||
ops.close = svfs_close;
|
||||
ops.exit = svfs_exit;
|
||||
ops.lock = svfs_lock;
|
||||
ops.setfileinfo = svfs_setfileinfo;
|
||||
ops.qfileinfo = svfs_qfileinfo;
|
||||
ops.fsinfo = svfs_fsinfo;
|
||||
ops.fsattr = svfs_fsattr;
|
||||
ops.lpq = svfs_lpq;
|
||||
ops.search_first = svfs_search_first;
|
||||
ops.search_next = svfs_search_next;
|
||||
ops.search_close = svfs_search_close;
|
||||
|
||||
/* register ourselves with the NTVFS subsystem. We register under the name 'default'
|
||||
as we wish to be the default backend */
|
||||
ret = ntvfs_register("simple", NTVFS_DISK, &ops);
|
||||
|
||||
if (!ret) {
|
||||
DEBUG(0,("Failed to register POSIX backend!\n"));
|
||||
return False;
|
||||
}
|
||||
|
||||
return True;
|
||||
}
|
||||
Loading…
Reference in New Issue
Block a user