2 Bacula® - The Network Backup Solution
4 Copyright (C) 2007-2010 Free Software Foundation Europe e.V.
6 The main author of Bacula is Kern Sibbald, with contributions from
7 many others, a complete list can be found in the file AUTHORS.
8 This program is Free Software; you can redistribute it and/or
9 modify it under the terms of version two of the GNU General Public
10 License as published by the Free Software Foundation, which is
11 listed in the file LICENSE.
13 This program is distributed in the hope that it will be useful, but
14 WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 General Public License for more details.
18 You should have received a copy of the GNU General Public License
19 along with this program; if not, write to the Free Software
20 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
23 Bacula® is a registered trademark of Kern Sibbald.
24 The licensor of Bacula is the Free Software Foundation Europe
25 (FSFE), Fiduciary Program, Sumatrastrasse 25, 8006 Zürich,
26 Switzerland, email:ftf@fsfeurope.org.
29 * Application Programming Interface (API) definition for Bacula Plugins
31 * Kern Sibbald, October 2007
35 #ifndef __FD_PLUGINS_H
36 #define __FD_PLUGINS_H
40 /* Workaround for SGI IRIX 6.5 */
41 #define _LANGUAGE_C_PLUS_PLUS 1
44 #define _THREAD_SAFE 1
45 #define _POSIX_PTHREAD_SEMANTICS 1
46 #define _FILE_OFFSET_BITS 64
47 #define _LARGEFILE_SOURCE 1
48 #define _LARGE_FILES 1
49 #endif /* ! _BACULA_H */
51 #include <sys/types.h>
53 #if defined(HAVE_WIN32)
54 #if defined(HAVE_MINGW)
55 #include "mingwconfig.h"
57 #include "winconfig.h"
59 #else /* !HAVE_WIN32 */
67 #include "lib/plugins.h"
70 #include "../win32/filed/vss.h"
74 * This packet is used for the restore objects
75 * It is passed to the plugin when restoring
78 struct restore_object_pkt {
79 int32_t pkt_size; /* size of this packet */
80 char *object_name; /* Object name */
81 char *object; /* restore object data to save */
82 int32_t object_type; /* FT_xx for this file */
83 int32_t object_len; /* restore object length */
84 int32_t object_index; /* restore object index */
85 int32_t stream; /* attribute stream id */
86 uint32_t JobId; /* JobId object came from */
87 int32_t pkt_end; /* end packet sentinel */
91 * This packet is used for file save info transfer.
94 int32_t pkt_size; /* size of this packet */
95 char *fname; /* Full path and filename */
96 char *link; /* Link name if any */
97 struct stat statp; /* System stat() packet for file */
98 int32_t type; /* FT_xx for this file */
99 uint32_t flags; /* Bacula internal flags */
100 bool portable; /* set if data format is portable */
101 char *cmd; /* command */
102 char *object_name; /* Object name to create */
103 char *object; /* restore object data to save */
104 int32_t object_len; /* restore object length */
105 int32_t index; /* restore object index */
106 int32_t pkt_end; /* end packet sentinel */
110 * This packet is used for file restore info transfer.
113 int32_t pkt_size; /* size of this packet */
114 int32_t stream; /* attribute stream id */
115 int32_t data_stream; /* id of data stream to follow */
116 int32_t type; /* file type FT */
117 int32_t file_index; /* file index */
118 int32_t LinkFI; /* file index to data if hard link */
119 uid_t uid; /* userid */
120 struct stat statp; /* decoded stat packet */
121 const char *attrEx; /* extended attributes if any */
122 const char *ofname; /* output filename */
123 const char *olname; /* output link name */
124 const char *where; /* where */
125 const char *RegexWhere; /* regex where */
126 int replace; /* replace flag */
127 int create_status; /* status from createFile() */
128 int32_t pkt_end; /* end packet sentinel */
140 int32_t pkt_size; /* Size of this packet */
141 int32_t func; /* Function code */
142 int32_t count; /* read/write count */
143 int32_t flags; /* Open flags */
144 mode_t mode; /* permissions for created files */
145 char *buf; /* read/write buffer */
146 const char *fname; /* open filename */
147 int32_t status; /* return status */
148 int32_t io_errno; /* errno code */
149 int32_t lerror; /* Win32 error code */
150 int32_t whence; /* lseek argument */
151 boffset_t offset; /* lseek argument */
152 bool win32; /* Win32 GetLastError returned */
153 int32_t pkt_end; /* end packet sentinel */
156 /****************************************************************************
158 * Bacula definitions *
160 ****************************************************************************/
162 /* Bacula Variable Ids */
175 bVarVssDllHandle = 12
178 /* Events that are passed to plugin */
182 bEventStartBackupJob = 3,
183 bEventEndBackupJob = 4,
184 bEventStartRestoreJob = 5,
185 bEventEndRestoreJob = 6,
186 bEventStartVerifyJob = 7,
187 bEventEndVerifyJob = 8,
188 bEventBackupCommand = 9,
189 bEventRestoreCommand = 10,
192 bEventCancelCommand = 13,
193 bEventVssBackupAddComponents = 14,
194 bEventVssRestoreLoadComponentMetadata = 15,
195 bEventVssRestoreSetComponentsSelected = 16,
196 bEventRestoreObject = 17,
199 typedef struct s_bEvent {
203 typedef struct s_baculaInfo {
208 /* Bacula Core Routines -- not used within a plugin */
210 struct BFILE; /* forward referenced */
212 void load_fd_plugins(const char *plugin_dir);
213 void new_plugins(JCR *jcr);
214 void free_plugins(JCR *jcr);
215 void generate_plugin_event(JCR *jcr, bEventType event, void *value=NULL);
216 bool send_plugin_name(JCR *jcr, BSOCK *sd, bool start);
217 bool plugin_name_stream(JCR *jcr, char *name);
218 int plugin_create_file(JCR *jcr, ATTR *attr, BFILE *bfd, int replace);
219 bool plugin_set_attributes(JCR *jcr, ATTR *attr, BFILE *ofd);
220 int plugin_save(JCR *jcr, FF_PKT *ff_pkt, bool top_level);
221 bool plugin_check_file(JCR *jcr, char *fname);
229 * Bacula interface version and function pointers --
230 * i.e. callbacks from the plugin to Bacula
232 typedef struct s_baculaFuncs {
235 bRC (*registerBaculaEvents)(bpContext *ctx, ...);
236 bRC (*getBaculaValue)(bpContext *ctx, bVariable var, void *value);
237 bRC (*setBaculaValue)(bpContext *ctx, bVariable var, void *value);
238 bRC (*JobMessage)(bpContext *ctx, const char *file, int line,
239 int type, utime_t mtime, const char *fmt, ...);
240 bRC (*DebugMessage)(bpContext *ctx, const char *file, int line,
241 int level, const char *fmt, ...);
242 void *(*baculaMalloc)(bpContext *ctx, const char *file, int line,
244 void (*baculaFree)(bpContext *ctx, const char *file, int line, void *mem);
245 bRC (*AddExclude)(bpContext *ctx, const char *file);
251 /****************************************************************************
253 * Plugin definitions *
255 ****************************************************************************/
263 #define FD_PLUGIN_MAGIC "*FDPluginData*"
264 #define FD_PLUGIN_INTERFACE_VERSION 4
266 typedef struct s_pluginInfo {
269 const char *plugin_magic;
270 const char *plugin_license;
271 const char *plugin_author;
272 const char *plugin_date;
273 const char *plugin_version;
274 const char *plugin_description;
278 * This is a set of function pointers that Bacula can call
281 typedef struct s_pluginFuncs {
284 bRC (*newPlugin)(bpContext *ctx);
285 bRC (*freePlugin)(bpContext *ctx);
286 bRC (*getPluginValue)(bpContext *ctx, pVariable var, void *value);
287 bRC (*setPluginValue)(bpContext *ctx, pVariable var, void *value);
288 bRC (*handlePluginEvent)(bpContext *ctx, bEvent *event, void *value);
289 bRC (*startBackupFile)(bpContext *ctx, struct save_pkt *sp);
290 bRC (*endBackupFile)(bpContext *ctx);
291 bRC (*startRestoreFile)(bpContext *ctx, const char *cmd);
292 bRC (*endRestoreFile)(bpContext *ctx);
293 bRC (*pluginIO)(bpContext *ctx, struct io_pkt *io);
294 bRC (*createFile)(bpContext *ctx, struct restore_pkt *rp);
295 bRC (*setFileAttributes)(bpContext *ctx, struct restore_pkt *rp);
296 bRC (*checkFile)(bpContext *ctx, char *fname);
299 #define plug_func(plugin) ((pFuncs *)(plugin->pfuncs))
300 #define plug_info(plugin) ((pInfo *)(plugin->pinfo))
306 #endif /* __FD_PLUGINS_H */