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/*
*
* Copyright (c) International Business Machines Corp., 2000
*
* 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
* (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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*
*/
// Global data exported by engine.c
extern dlist_t PluginList;
extern dlist_t DiskList;
extern dlist_t SegmentList;
extern dlist_t ContainerList;
extern dlist_t RegionList;
extern dlist_t EVMSObjectList;
extern dlist_t VolumeList;
extern dlist_t KillSectorList;
extern dlist_t SoftVolumeDeleteList;
extern dlist_t HardVolumeDeleteList;
extern dlist_t VolumeRemoveList;
extern dlist_t VolumeDataList;
extern BOOLEAN changes_pending; /* TRUE means some change was made to the current
configuration and a commit would be needed
to force the change to disk. */
extern engine_mode_t engine_mode;
extern debug_level_t debug_level;
extern char * log_file_name;
extern int log_file;
extern u_char log_buf[];
#define LOG_BUF_SIZE 1024
extern int evms_block_dev_handle;
/*
* Global functions exported by engine.c
*/
/* External APIs provided by engine.c */
extern void evms_get_api_version(evms_version_t * version);
extern int evms_open_engine(engine_mode_t mode,
engine_message_functions_t * callbacks,
debug_level_t level,
char * log_name);
extern int evms_close_engine(void);
extern BOOLEAN evms_changes_pending(void);
extern int evms_rediscover(void);
extern int evms_get_debug_level(debug_level_t * level);
extern int evms_set_debug_level(debug_level_t level);
extern int evms_get_kernel_info_level(debug_level_t * level);
extern int evms_set_kernel_info_level(debug_level_t level);
extern int evms_write_log_entry(debug_level_t level,
char * module_name,
char * fmt,
...);
extern int evms_get_plugin_list(evms_plugin_code_t type,
plugin_search_flags_t flags,
handle_array_t * * plugin_list);
extern int evms_get_plugin_by_ID(plugin_id_t plugin_ID,
object_handle_t * plugin_handle);
extern int evms_get_plugin_by_name(char * plugin_name,
object_handle_t * plugin_handle);
extern int evms_update_evms_dev_tree(u_int32_t verbose_level);
/* Internal functions to share with other Engine source modules */
extern void timestamp(char * buf,
size_t len);
extern int engine_write_log_entry(debug_level_t level,
char * fmt,
...);
extern int open_evms_block_dev(void);
extern void close_evms_block_dev(void);
extern int get_kernel_volume_data(void);
extern int check_engine_read_access(void);
extern int check_engine_write_access(void);
extern int ensure_app_handle(void * object,
object_type_t object_type,
object_handle_t * app_handle);
extern int make_handle_entry(ADDRESS object,
TAG tag,
uint object_size,
ADDRESS object_handle,
ADDRESS parameters);
extern int make_user_handle_array(dlist_t list,
handle_array_t * * ha);
extern BOOLEAN is_mounted(char * volume_name,
char * * mount_name);
extern int hasa_dev_node(char * volume_name, uint minor);
extern BOOLEAN is_devfs_installed(void);
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