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/*
Samba-VirusFilter VFS modules
Copyright (C) 2010-2016 SATOH Fumiyasu @ OSS Technology Corp., Japan
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef _VIRUSFILTER_COMMON_H
#define _VIRUSFILTER_COMMON_H
#include <stdint.h>
#include <time.h>
/* Samba common include file */
#include "includes.h"
#include "smbd/smbd.h"
#include "smbd/globals.h"
#include "system/filesys.h"
#include "transfer_file.h"
#include "auth.h"
#include "passdb.h"
#include "../librpc/gen_ndr/ndr_netlogon.h"
#include "../lib/tsocket/tsocket.h"
/* Samba debug class for VIRUSFILTER */
#undef DBGC_CLASS
#define DBGC_CLASS virusfilter_debug_class
extern int virusfilter_debug_class;
#define VIRUSFILTER_VERSION "0.1.5"
/* ====================================================================== */
typedef enum {
VIRUSFILTER_ACTION_DO_NOTHING,
VIRUSFILTER_ACTION_QUARANTINE,
VIRUSFILTER_ACTION_RENAME,
VIRUSFILTER_ACTION_DELETE,
} virusfilter_action;
typedef enum {
VIRUSFILTER_RESULT_OK,
VIRUSFILTER_RESULT_CLEAN,
VIRUSFILTER_RESULT_ERROR,
VIRUSFILTER_RESULT_INFECTED,
VIRUSFILTER_RESULT_SUSPECTED,
/* FIXME: VIRUSFILTER_RESULT_RISKWARE, */
} virusfilter_result;
struct virusfilter_config {
int scan_request_count;
int scan_request_limit;
/* Scan on file operations */
bool scan_on_open;
bool scan_on_close;
/* Special scan options */
bool scan_archive;
int max_nested_scan_archive;
bool scan_mime;
bool block_suspected_file;
/* Size limit */
size_t max_file_size;
size_t min_file_size;
/* Exclude files */
name_compare_entry *exclude_files;
/* Infected files */
name_compare_entry *infected_files;
/* Scan result cache */
struct virusfilter_cache *cache;
int cache_entry_limit;
int cache_time_limit;
/* Infected file options */
virusfilter_action infected_file_action;
const char * infected_file_command;
int infected_open_errno;
int infected_close_errno;
/* Scan error options */
const char * scan_error_command;
int scan_error_open_errno;
int scan_error_close_errno;
bool block_access_on_error;
/* Quarantine infected files */
const char * quarantine_dir;
const char * quarantine_prefix;
const char * quarantine_suffix;
bool quarantine_keep_tree;
bool quarantine_keep_name;
mode_t quarantine_dir_mode;
/* Rename infected files */
const char * rename_prefix;
const char * rename_suffix;
/* Network options */
const char * socket_path;
struct virusfilter_io_handle *io_h;
/* The backend AV engine */
struct virusfilter_backend *backend;
};
struct virusfilter_backend_fns {
int (*connect)(
struct vfs_handle_struct *handle,
struct virusfilter_config *config,
const char *svc,
const char *user);
void (*disconnect)(
struct vfs_handle_struct *handle);
virusfilter_result (*scan_init)(
struct virusfilter_config *config);
virusfilter_result (*scan)(
struct vfs_handle_struct *handle,
struct virusfilter_config *config,
const struct files_struct *fsp,
char **reportp);
void (*scan_end)(
struct virusfilter_config *config);
};
struct virusfilter_backend {
unsigned version;
const char *name;
const struct virusfilter_backend_fns *fns;
void *backend_private;
};
int virusfilter_sophos_init(struct virusfilter_config *config);
int virusfilter_fsav_init(struct virusfilter_config *config);
int virusfilter_clamav_init(struct virusfilter_config *config);
int virusfilter_dummy_init(struct virusfilter_config *config);
#endif /* _VIRUSFILTER_COMMON_H */
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