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 file save info transfer.
77 int32_t pkt_size; /* size of this packet */
78 char *fname; /* Full path and filename */
79 char *link; /* Link name if any */
80 struct stat statp; /* System stat() packet for file */
81 int32_t type; /* FT_xx for this file */
82 uint32_t flags; /* Bacula internal flags */
83 bool portable; /* set if data format is portable */
84 char *cmd; /* command */
85 char *object; /* restore object data to save */
86 int32_t pkt_end; /* end packet sentinel */
90 * This packet is used for file restore info transfer.
93 int32_t pkt_size; /* size of this packet */
94 int32_t stream; /* attribute stream id */
95 int32_t data_stream; /* id of data stream to follow */
96 int32_t type; /* file type FT */
97 int32_t file_index; /* file index */
98 int32_t LinkFI; /* file index to data if hard link */
99 uid_t uid; /* userid */
100 struct stat statp; /* decoded stat packet */
101 const char *attrEx; /* extended attributes if any */
102 const char *ofname; /* output filename */
103 const char *olname; /* output link name */
104 const char *where; /* where */
105 const char *RegexWhere; /* regex where */
106 int replace; /* replace flag */
107 int create_status; /* status from createFile() */
108 int32_t pkt_end; /* end packet sentinel */
120 int32_t pkt_size; /* Size of this packet */
121 int32_t func; /* Function code */
122 int32_t count; /* read/write count */
123 int32_t flags; /* Open flags */
124 mode_t mode; /* permissions for created files */
125 char *buf; /* read/write buffer */
126 const char *fname; /* open filename */
127 int32_t status; /* return status */
128 int32_t io_errno; /* errno code */
129 int32_t lerror; /* Win32 error code */
130 int32_t whence; /* lseek argument */
131 boffset_t offset; /* lseek argument */
132 bool win32; /* Win32 GetLastError returned */
133 int32_t pkt_end; /* end packet sentinel */
136 /****************************************************************************
138 * Bacula definitions *
140 ****************************************************************************/
142 /* Bacula Variable Ids */
155 bVarVssDllHandle = 12
158 /* Events that are passed to plugin */
162 bEventStartBackupJob = 3,
163 bEventEndBackupJob = 4,
164 bEventStartRestoreJob = 5,
165 bEventEndRestoreJob = 6,
166 bEventStartVerifyJob = 7,
167 bEventEndVerifyJob = 8,
168 bEventBackupCommand = 9,
169 bEventRestoreCommand = 10,
172 bEventCancelCommand = 13,
173 bEventVssBackupAddComponents = 14,
174 bEventVssRestoreLoadComponentMetadata = 15,
175 bEventVssRestoreSetComponentsSelected = 16,
178 typedef struct s_bEvent {
182 typedef struct s_baculaInfo {
187 /* Bacula Core Routines -- not used within a plugin */
189 struct BFILE; /* forward referenced */
191 void load_fd_plugins(const char *plugin_dir);
192 void new_plugins(JCR *jcr);
193 void free_plugins(JCR *jcr);
194 void generate_plugin_event(JCR *jcr, bEventType event, void *value=NULL);
195 bool send_plugin_name(JCR *jcr, BSOCK *sd, bool start);
196 bool plugin_name_stream(JCR *jcr, char *name);
197 int plugin_create_file(JCR *jcr, ATTR *attr, BFILE *bfd, int replace);
198 bool plugin_set_attributes(JCR *jcr, ATTR *attr, BFILE *ofd);
199 int plugin_save(JCR *jcr, FF_PKT *ff_pkt, bool top_level);
200 bool plugin_check_file(JCR *jcr, char *fname);
208 * Bacula interface version and function pointers --
209 * i.e. callbacks from the plugin to Bacula
211 typedef struct s_baculaFuncs {
214 bRC (*registerBaculaEvents)(bpContext *ctx, ...);
215 bRC (*getBaculaValue)(bpContext *ctx, bVariable var, void *value);
216 bRC (*setBaculaValue)(bpContext *ctx, bVariable var, void *value);
217 bRC (*JobMessage)(bpContext *ctx, const char *file, int line,
218 int type, utime_t mtime, const char *fmt, ...);
219 bRC (*DebugMessage)(bpContext *ctx, const char *file, int line,
220 int level, const char *fmt, ...);
221 void *(*baculaMalloc)(bpContext *ctx, const char *file, int line,
223 void (*baculaFree)(bpContext *ctx, const char *file, int line, void *mem);
224 bRC (*AddExclude)(bpContext *ctx, const char *file);
230 /****************************************************************************
232 * Plugin definitions *
234 ****************************************************************************/
242 #define FD_PLUGIN_MAGIC "*FDPluginData*"
243 #define FD_PLUGIN_INTERFACE_VERSION 4
245 typedef struct s_pluginInfo {
248 const char *plugin_magic;
249 const char *plugin_license;
250 const char *plugin_author;
251 const char *plugin_date;
252 const char *plugin_version;
253 const char *plugin_description;
257 * This is a set of function pointers that Bacula can call
260 typedef struct s_pluginFuncs {
263 bRC (*newPlugin)(bpContext *ctx);
264 bRC (*freePlugin)(bpContext *ctx);
265 bRC (*getPluginValue)(bpContext *ctx, pVariable var, void *value);
266 bRC (*setPluginValue)(bpContext *ctx, pVariable var, void *value);
267 bRC (*handlePluginEvent)(bpContext *ctx, bEvent *event, void *value);
268 bRC (*startBackupFile)(bpContext *ctx, struct save_pkt *sp);
269 bRC (*endBackupFile)(bpContext *ctx);
270 bRC (*startRestoreFile)(bpContext *ctx, const char *cmd);
271 bRC (*endRestoreFile)(bpContext *ctx);
272 bRC (*pluginIO)(bpContext *ctx, struct io_pkt *io);
273 bRC (*createFile)(bpContext *ctx, struct restore_pkt *rp);
274 bRC (*setFileAttributes)(bpContext *ctx, struct restore_pkt *rp);
275 bRC (*checkFile)(bpContext *ctx, char *fname);
278 #define plug_func(plugin) ((pFuncs *)(plugin->pfuncs))
279 #define plug_info(plugin) ((pInfo *)(plugin->pinfo))
285 #endif /* __FD_PLUGINS_H */