66
35
The allowable types of plugins
68
#define DRIZZLE_DAEMON_PLUGIN 0 /* Daemon / Raw */
69
#define DRIZZLE_STORAGE_ENGINE_PLUGIN 1 /* Storage Engine */
70
#define DRIZZLE_INFORMATION_SCHEMA_PLUGIN 2 /* Information Schema */
71
#define DRIZZLE_UDF_PLUGIN 3 /* User-Defined Function */
72
#define DRIZZLE_UDA_PLUGIN 4 /* User-Defined Aggregate function */
73
#define DRIZZLE_AUDIT_PLUGIN 5 /* Audit */
74
#define DRIZZLE_LOGGER_PLUGIN 6 /* Logging */
75
#define DRIZZLE_AUTH_PLUGIN 7 /* Authorization */
37
enum drizzle_plugin_type {
38
DRIZZLE_DAEMON_PLUGIN, /* Daemon / Raw */
39
DRIZZLE_STORAGE_ENGINE_PLUGIN, /* Storage Engine */
40
DRIZZLE_INFORMATION_SCHEMA_PLUGIN, /* Information Schema */
41
DRIZZLE_UDF_PLUGIN, /* User-Defined Function */
42
DRIZZLE_UDA_PLUGIN, /* User-Defined Aggregate Function */
43
DRIZZLE_AUDIT_PLUGIN, /* Audit */
44
DRIZZLE_LOGGER_PLUGIN, /* Query Logging */
45
DRIZZLE_ERRMSG_PLUGIN, /* Error Messages */
46
DRIZZLE_AUTH_PLUGIN, /* Authorization */
47
DRIZZLE_CONFIGVAR_PLUGIN, /* Configuration Variables */
48
DRIZZLE_QCACHE_PLUGIN, /* Query Cache */
49
DRIZZLE_PARSER_PLUGIN, /* Language Parser */
50
DRIZZLE_SCHEDULING_PLUGIN, /* Thread and Session Scheduling */
51
DRIZZLE_PLUGIN_MAX=DRIZZLE_SCHEDULING_PLUGIN
77
#define DRIZZLE_MAX_PLUGIN_TYPE_NUM 8 /* The number of plugin types */
54
/* The number of plugin types */
55
const uint32_t DRIZZLE_MAX_PLUGIN_TYPE_NUM=DRIZZLE_PLUGIN_MAX+1;
79
57
/* We use the following strings to define licenses for plugins */
80
#define PLUGIN_LICENSE_PROPRIETARY 0
81
#define PLUGIN_LICENSE_GPL 1
82
#define PLUGIN_LICENSE_BSD 2
58
enum plugin_license_type {
59
PLUGIN_LICENSE_PROPRIETARY,
62
PLUGIN_LICENSE_MAX=PLUGIN_LICENSE_BSD
84
#define PLUGIN_LICENSE_PROPRIETARY_STRING "PROPRIETARY"
85
#define PLUGIN_LICENSE_GPL_STRING "GPL"
86
#define PLUGIN_LICENSE_BSD_STRING "BSD"
65
const char * const PLUGIN_LICENSE_PROPRIETARY_STRING="PROPRIETARY";
66
const char * const PLUGIN_LICENSE_GPL_STRING="GPL";
67
const char * const PLUGIN_LICENSE_BSD_STRING="BSD";
89
70
Macros for beginning and ending plugin declarations. Between
323
304
PLUGIN_VAR_SET | ((opt) & PLUGIN_VAR_MASK), \
324
305
#name, comment, check, update, &varname, def, typelib }
326
#define DRIZZLE_THDVAR_BOOL(name, opt, comment, check, update, def) \
327
DECLARE_DRIZZLE_THDVAR_BASIC(name, char) = { \
328
PLUGIN_VAR_BOOL | PLUGIN_VAR_THDLOCAL | ((opt) & PLUGIN_VAR_MASK), \
329
#name, comment, check, update, -1, def, NULL}
331
#define DRIZZLE_THDVAR_STR(name, opt, comment, check, update, def) \
332
DECLARE_DRIZZLE_THDVAR_BASIC(name, char *) = { \
333
PLUGIN_VAR_STR | PLUGIN_VAR_THDLOCAL | ((opt) & PLUGIN_VAR_MASK), \
334
#name, comment, check, update, -1, def, NULL}
336
#define DRIZZLE_THDVAR_INT(name, opt, comment, check, update, def, min, max, blk) \
337
DECLARE_DRIZZLE_THDVAR_SIMPLE(name, int) = { \
338
PLUGIN_VAR_INT | PLUGIN_VAR_THDLOCAL | ((opt) & PLUGIN_VAR_MASK), \
339
#name, comment, check, update, -1, def, min, max, blk, NULL }
341
#define DRIZZLE_THDVAR_UINT(name, opt, comment, check, update, def, min, max, blk) \
342
DECLARE_DRIZZLE_THDVAR_SIMPLE(name, unsigned int) = { \
343
PLUGIN_VAR_INT | PLUGIN_VAR_THDLOCAL | PLUGIN_VAR_UNSIGNED | ((opt) & PLUGIN_VAR_MASK), \
344
#name, comment, check, update, -1, def, min, max, blk, NULL }
346
#define DRIZZLE_THDVAR_LONG(name, opt, comment, check, update, def, min, max, blk) \
347
DECLARE_DRIZZLE_THDVAR_SIMPLE(name, long) = { \
348
PLUGIN_VAR_LONG | PLUGIN_VAR_THDLOCAL | ((opt) & PLUGIN_VAR_MASK), \
349
#name, comment, check, update, -1, def, min, max, blk, NULL }
351
#define DRIZZLE_THDVAR_ULONG(name, opt, comment, check, update, def, min, max, blk) \
352
DECLARE_DRIZZLE_THDVAR_SIMPLE(name, unsigned long) = { \
353
PLUGIN_VAR_LONG | PLUGIN_VAR_THDLOCAL | PLUGIN_VAR_UNSIGNED | ((opt) & PLUGIN_VAR_MASK), \
354
#name, comment, check, update, -1, def, min, max, blk, NULL }
356
#define DRIZZLE_THDVAR_LONGLONG(name, opt, comment, check, update, def, min, max, blk) \
357
DECLARE_DRIZZLE_THDVAR_SIMPLE(name, int64_t) = { \
358
PLUGIN_VAR_LONGLONG | PLUGIN_VAR_THDLOCAL | ((opt) & PLUGIN_VAR_MASK), \
359
#name, comment, check, update, -1, def, min, max, blk, NULL }
361
#define DRIZZLE_THDVAR_ULONGLONG(name, opt, comment, check, update, def, min, max, blk) \
362
DECLARE_DRIZZLE_THDVAR_SIMPLE(name, uint64_t) = { \
363
PLUGIN_VAR_LONGLONG | PLUGIN_VAR_THDLOCAL | PLUGIN_VAR_UNSIGNED | ((opt) & PLUGIN_VAR_MASK), \
364
#name, comment, check, update, -1, def, min, max, blk, NULL }
366
#define DRIZZLE_THDVAR_ENUM(name, opt, comment, check, update, def, typelib) \
367
DECLARE_DRIZZLE_THDVAR_TYPELIB(name, unsigned long) = { \
368
PLUGIN_VAR_ENUM | PLUGIN_VAR_THDLOCAL | ((opt) & PLUGIN_VAR_MASK), \
307
#define DRIZZLE_SessionVAR_BOOL(name, opt, comment, check, update, def) \
308
DECLARE_DRIZZLE_SessionVAR_BASIC(name, char) = { \
309
PLUGIN_VAR_BOOL | PLUGIN_VAR_SessionLOCAL | ((opt) & PLUGIN_VAR_MASK), \
310
#name, comment, check, update, -1, def, NULL}
312
#define DRIZZLE_SessionVAR_STR(name, opt, comment, check, update, def) \
313
DECLARE_DRIZZLE_SessionVAR_BASIC(name, char *) = { \
314
PLUGIN_VAR_STR | PLUGIN_VAR_SessionLOCAL | ((opt) & PLUGIN_VAR_MASK), \
315
#name, comment, check, update, -1, def, NULL}
317
#define DRIZZLE_SessionVAR_INT(name, opt, comment, check, update, def, min, max, blk) \
318
DECLARE_DRIZZLE_SessionVAR_SIMPLE(name, int) = { \
319
PLUGIN_VAR_INT | PLUGIN_VAR_SessionLOCAL | ((opt) & PLUGIN_VAR_MASK), \
320
#name, comment, check, update, -1, def, min, max, blk, NULL }
322
#define DRIZZLE_SessionVAR_UINT(name, opt, comment, check, update, def, min, max, blk) \
323
DECLARE_DRIZZLE_SessionVAR_SIMPLE(name, unsigned int) = { \
324
PLUGIN_VAR_INT | PLUGIN_VAR_SessionLOCAL | PLUGIN_VAR_UNSIGNED | ((opt) & PLUGIN_VAR_MASK), \
325
#name, comment, check, update, -1, def, min, max, blk, NULL }
327
#define DRIZZLE_SessionVAR_LONG(name, opt, comment, check, update, def, min, max, blk) \
328
DECLARE_DRIZZLE_SessionVAR_SIMPLE(name, long) = { \
329
PLUGIN_VAR_LONG | PLUGIN_VAR_SessionLOCAL | ((opt) & PLUGIN_VAR_MASK), \
330
#name, comment, check, update, -1, def, min, max, blk, NULL }
332
#define DRIZZLE_SessionVAR_ULONG(name, opt, comment, check, update, def, min, max, blk) \
333
DECLARE_DRIZZLE_SessionVAR_SIMPLE(name, unsigned long) = { \
334
PLUGIN_VAR_LONG | PLUGIN_VAR_SessionLOCAL | PLUGIN_VAR_UNSIGNED | ((opt) & PLUGIN_VAR_MASK), \
335
#name, comment, check, update, -1, def, min, max, blk, NULL }
337
#define DRIZZLE_SessionVAR_LONGLONG(name, opt, comment, check, update, def, min, max, blk) \
338
DECLARE_DRIZZLE_SessionVAR_SIMPLE(name, int64_t) = { \
339
PLUGIN_VAR_LONGLONG | PLUGIN_VAR_SessionLOCAL | ((opt) & PLUGIN_VAR_MASK), \
340
#name, comment, check, update, -1, def, min, max, blk, NULL }
342
#define DRIZZLE_SessionVAR_ULONGLONG(name, opt, comment, check, update, def, min, max, blk) \
343
DECLARE_DRIZZLE_SessionVAR_SIMPLE(name, uint64_t) = { \
344
PLUGIN_VAR_LONGLONG | PLUGIN_VAR_SessionLOCAL | PLUGIN_VAR_UNSIGNED | ((opt) & PLUGIN_VAR_MASK), \
345
#name, comment, check, update, -1, def, min, max, blk, NULL }
347
#define DRIZZLE_SessionVAR_ENUM(name, opt, comment, check, update, def, typelib) \
348
DECLARE_DRIZZLE_SessionVAR_TYPELIB(name, unsigned long) = { \
349
PLUGIN_VAR_ENUM | PLUGIN_VAR_SessionLOCAL | ((opt) & PLUGIN_VAR_MASK), \
369
350
#name, comment, check, update, -1, def, NULL, typelib }
371
#define DRIZZLE_THDVAR_SET(name, opt, comment, check, update, def, typelib) \
372
DECLARE_DRIZZLE_THDVAR_TYPELIB(name, uint64_t) = { \
373
PLUGIN_VAR_SET | PLUGIN_VAR_THDLOCAL | ((opt) & PLUGIN_VAR_MASK), \
352
#define DRIZZLE_SessionVAR_SET(name, opt, comment, check, update, def, typelib) \
353
DECLARE_DRIZZLE_SessionVAR_TYPELIB(name, uint64_t) = { \
354
PLUGIN_VAR_SET | PLUGIN_VAR_SessionLOCAL | ((opt) & PLUGIN_VAR_MASK), \
374
355
#name, comment, check, update, -1, def, NULL, typelib }
376
357
/* accessor macros */
499
487
@see alloc_root()
501
void *thd_alloc(DRIZZLE_THD thd, unsigned int size);
505
void *thd_calloc(DRIZZLE_THD thd, unsigned int size);
509
char *thd_strdup(DRIZZLE_THD thd, const char *str);
513
char *thd_strmake(DRIZZLE_THD thd, const char *str, unsigned int size);
517
void *thd_memdup(DRIZZLE_THD thd, const void* str, unsigned int size);
520
Create a LEX_STRING in this connection's local memory pool
522
@param thd user thread connection handle
523
@param lex_str pointer to LEX_STRING object to be initialized
524
@param str initializer to be copied into lex_str
525
@param size length of str, in bytes
526
@param allocate_lex_string flag: if TRUE, allocate new LEX_STRING object,
527
instead of using lex_str value
528
@return NULL on failure, or pointer to the LEX_STRING object
532
DRIZZLE_LEX_STRING *thd_make_lex_string(DRIZZLE_THD thd, DRIZZLE_LEX_STRING *lex_str,
533
const char *str, unsigned int size,
534
int allocate_lex_string);
489
void *session_alloc(Session *session, unsigned int size);
493
void *session_calloc(Session *session, unsigned int size);
497
char *session_strdup(Session *session, const char *str);
501
char *session_strmake(Session *session, const char *str, unsigned int size);
505
void *session_memdup(Session *session, const void* str, unsigned int size);
537
508
Get the XID for this connection's transaction
539
@param thd user thread connection handle
510
@param session user thread connection handle
540
511
@param xid location where identifier is stored
542
void thd_get_xid(const DRIZZLE_THD thd, DRIZZLE_XID *xid);
513
void session_get_xid(const Session *session, DRIZZLE_XID *xid);
545
516
Invalidate the query cache for a given table.
547
@param thd user thread connection handle
518
@param session user thread connection handle
548
519
@param key databasename\\0tablename\\0
549
520
@param key_length length of key in bytes, including the NUL bytes
550
521
@param using_trx flag: TRUE if using transactions, FALSE otherwise
552
void mysql_query_cache_invalidate4(DRIZZLE_THD thd,
523
void mysql_query_cache_invalidate4(Session *session,
553
524
const char *key, unsigned int key_length,