475
482
part_of_prev_key,prev_length,pack_marker;
476
uchar *key, *prev_key,*next_key_pos;
483
unsigned char *key, *prev_key,*next_key_pos;
477
484
bool store_not_null;
480
487
/* Prototypes for intern functions */
482
extern int _mi_read_dynamic_record(MI_INFO *info,my_off_t filepos,uchar *buf);
483
extern int _mi_write_dynamic_record(MI_INFO*, const uchar*);
484
extern int _mi_update_dynamic_record(MI_INFO*, my_off_t, const uchar*);
489
extern int _mi_read_dynamic_record(MI_INFO *info,my_off_t filepos,unsigned char *buf);
490
extern int _mi_write_dynamic_record(MI_INFO*, const unsigned char*);
491
extern int _mi_update_dynamic_record(MI_INFO*, my_off_t, const unsigned char*);
485
492
extern int _mi_delete_dynamic_record(MI_INFO *info);
486
extern int _mi_cmp_dynamic_record(MI_INFO *info,const uchar *record);
487
extern int _mi_read_rnd_dynamic_record(MI_INFO *, uchar *,my_off_t, bool);
488
extern int _mi_write_blob_record(MI_INFO*, const uchar*);
489
extern int _mi_update_blob_record(MI_INFO*, my_off_t, const uchar*);
490
extern int _mi_read_static_record(MI_INFO *info, my_off_t filepos,uchar *buf);
491
extern int _mi_write_static_record(MI_INFO*, const uchar*);
492
extern int _mi_update_static_record(MI_INFO*, my_off_t, const uchar*);
493
extern int _mi_cmp_dynamic_record(MI_INFO *info,const unsigned char *record);
494
extern int _mi_read_rnd_dynamic_record(MI_INFO *, unsigned char *,my_off_t, bool);
495
extern int _mi_write_blob_record(MI_INFO*, const unsigned char*);
496
extern int _mi_update_blob_record(MI_INFO*, my_off_t, const unsigned char*);
497
extern int _mi_read_static_record(MI_INFO *info, my_off_t filepos,unsigned char *buf);
498
extern int _mi_write_static_record(MI_INFO*, const unsigned char*);
499
extern int _mi_update_static_record(MI_INFO*, my_off_t, const unsigned char*);
493
500
extern int _mi_delete_static_record(MI_INFO *info);
494
extern int _mi_cmp_static_record(MI_INFO *info,const uchar *record);
495
extern int _mi_read_rnd_static_record(MI_INFO*, uchar *,my_off_t, bool);
496
extern int _mi_ck_write(MI_INFO *info,uint keynr,uchar *key,uint length);
501
extern int _mi_cmp_static_record(MI_INFO *info,const unsigned char *record);
502
extern int _mi_read_rnd_static_record(MI_INFO*, unsigned char *,my_off_t, bool);
503
extern int _mi_ck_write(MI_INFO *info,uint32_t keynr,unsigned char *key,uint32_t length);
497
504
extern int _mi_ck_real_write_btree(MI_INFO *info, MI_KEYDEF *keyinfo,
498
uchar *key, uint key_length,
499
my_off_t *root, uint comp_flag);
500
extern int _mi_enlarge_root(MI_INFO *info,MI_KEYDEF *keyinfo,uchar *key, my_off_t *root);
501
extern int _mi_insert(MI_INFO *info,MI_KEYDEF *keyinfo,uchar *key,
502
uchar *anc_buff,uchar *key_pos,uchar *key_buff,
503
uchar *father_buff, uchar *father_keypos,
505
unsigned char *key, uint32_t key_length,
506
my_off_t *root, uint32_t comp_flag);
507
extern int _mi_enlarge_root(MI_INFO *info,MI_KEYDEF *keyinfo,unsigned char *key, my_off_t *root);
508
extern int _mi_insert(MI_INFO *info,MI_KEYDEF *keyinfo,unsigned char *key,
509
unsigned char *anc_buff,unsigned char *key_pos,unsigned char *key_buff,
510
unsigned char *father_buff, unsigned char *father_keypos,
504
511
my_off_t father_page, bool insert_last);
505
extern int _mi_split_page(MI_INFO *info,MI_KEYDEF *keyinfo,uchar *key,
506
uchar *buff,uchar *key_buff, bool insert_last);
507
extern uchar *_mi_find_half_pos(uint nod_flag,MI_KEYDEF *keyinfo,uchar *page,
508
uchar *key,uint *return_key_length,
510
extern int _mi_calc_static_key_length(MI_KEYDEF *keyinfo,uint nod_flag,
511
uchar *key_pos, uchar *org_key,
513
uchar *key, MI_KEY_PARAM *s_temp);
514
extern int _mi_calc_var_key_length(MI_KEYDEF *keyinfo,uint nod_flag,
515
uchar *key_pos, uchar *org_key,
517
uchar *key, MI_KEY_PARAM *s_temp);
518
extern int _mi_calc_var_pack_key_length(MI_KEYDEF *keyinfo,uint nod_flag,
519
uchar *key_pos, uchar *org_key,
521
uchar *key, MI_KEY_PARAM *s_temp);
522
extern int _mi_calc_bin_pack_key_length(MI_KEYDEF *keyinfo,uint nod_flag,
523
uchar *key_pos,uchar *org_key,
525
uchar *key, MI_KEY_PARAM *s_temp);
526
void _mi_store_static_key(MI_KEYDEF *keyinfo, uchar *key_pos,
512
extern int _mi_split_page(MI_INFO *info,MI_KEYDEF *keyinfo,unsigned char *key,
513
unsigned char *buff,unsigned char *key_buff, bool insert_last);
514
extern unsigned char *_mi_find_half_pos(uint32_t nod_flag,MI_KEYDEF *keyinfo,unsigned char *page,
515
unsigned char *key,uint32_t *return_key_length,
516
unsigned char **after_key);
517
extern int _mi_calc_static_key_length(MI_KEYDEF *keyinfo,uint32_t nod_flag,
518
unsigned char *key_pos, unsigned char *org_key,
519
unsigned char *key_buff,
520
unsigned char *key, MI_KEY_PARAM *s_temp);
521
extern int _mi_calc_var_key_length(MI_KEYDEF *keyinfo,uint32_t nod_flag,
522
unsigned char *key_pos, unsigned char *org_key,
523
unsigned char *key_buff,
524
unsigned char *key, MI_KEY_PARAM *s_temp);
525
extern int _mi_calc_var_pack_key_length(MI_KEYDEF *keyinfo,uint32_t nod_flag,
526
unsigned char *key_pos, unsigned char *org_key,
527
unsigned char *prev_key,
528
unsigned char *key, MI_KEY_PARAM *s_temp);
529
extern int _mi_calc_bin_pack_key_length(MI_KEYDEF *keyinfo,uint32_t nod_flag,
530
unsigned char *key_pos,unsigned char *org_key,
531
unsigned char *prev_key,
532
unsigned char *key, MI_KEY_PARAM *s_temp);
533
void _mi_store_static_key(MI_KEYDEF *keyinfo, unsigned char *key_pos,
527
534
MI_KEY_PARAM *s_temp);
528
void _mi_store_var_pack_key(MI_KEYDEF *keyinfo, uchar *key_pos,
535
void _mi_store_var_pack_key(MI_KEYDEF *keyinfo, unsigned char *key_pos,
529
536
MI_KEY_PARAM *s_temp);
531
void _mi_store_pack_key(MI_KEYDEF *keyinfo, uchar *key_pos,
538
void _mi_store_pack_key(MI_KEYDEF *keyinfo, unsigned char *key_pos,
532
539
MI_KEY_PARAM *s_temp);
534
void _mi_store_bin_pack_key(MI_KEYDEF *keyinfo, uchar *key_pos,
541
void _mi_store_bin_pack_key(MI_KEYDEF *keyinfo, unsigned char *key_pos,
535
542
MI_KEY_PARAM *s_temp);
537
extern int _mi_ck_delete(MI_INFO *info,uint keynr,uchar *key,uint key_length);
538
extern int _mi_readinfo(MI_INFO *info,int lock_flag,int check_keybuffer);
539
extern int _mi_writeinfo(MI_INFO *info,uint options);
544
extern int _mi_ck_delete(MI_INFO *info,uint32_t keynr,unsigned char *key,uint32_t key_length);
545
int _mi_readinfo(MI_INFO *info,int lock_flag,int check_keybuffer);
546
extern int _mi_writeinfo(MI_INFO *info,uint32_t options);
540
547
extern int _mi_test_if_changed(MI_INFO *info);
541
548
extern int _mi_mark_file_changed(MI_INFO *info);
542
549
extern int _mi_decrement_open_count(MI_INFO *info);
543
550
extern int _mi_check_index(MI_INFO *info,int inx);
544
extern int _mi_search(MI_INFO *info,MI_KEYDEF *keyinfo,uchar *key,uint key_len,
545
uint nextflag,my_off_t pos);
551
extern int _mi_search(MI_INFO *info,MI_KEYDEF *keyinfo,unsigned char *key,uint32_t key_len,
552
uint32_t nextflag,my_off_t pos);
546
553
extern int _mi_bin_search(struct st_myisam_info *info,MI_KEYDEF *keyinfo,
547
uchar *page,uchar *key,uint key_len,uint comp_flag,
548
uchar * *ret_pos,uchar *buff, bool *was_last_key);
549
extern int _mi_seq_search(MI_INFO *info,MI_KEYDEF *keyinfo,uchar *page,
550
uchar *key,uint key_len,uint comp_flag,
551
uchar **ret_pos,uchar *buff, bool *was_last_key);
552
extern int _mi_prefix_search(MI_INFO *info,MI_KEYDEF *keyinfo,uchar *page,
553
uchar *key,uint key_len,uint comp_flag,
554
uchar **ret_pos,uchar *buff, bool *was_last_key);
555
extern my_off_t _mi_kpos(uint nod_flag,uchar *after_key);
556
extern void _mi_kpointer(MI_INFO *info,uchar *buff,my_off_t pos);
557
extern my_off_t _mi_dpos(MI_INFO *info, uint nod_flag,uchar *after_key);
558
extern my_off_t _mi_rec_pos(MYISAM_SHARE *info, uchar *ptr);
559
extern void _mi_dpointer(MI_INFO *info, uchar *buff,my_off_t pos);
560
extern uint _mi_get_static_key(MI_KEYDEF *keyinfo,uint nod_flag,uchar * *page,
562
extern uint _mi_get_pack_key(MI_KEYDEF *keyinfo,uint nod_flag,uchar * *page,
564
extern uint _mi_get_binary_pack_key(MI_KEYDEF *keyinfo, uint nod_flag,
565
uchar **page_pos, uchar *key);
566
extern uchar *_mi_get_last_key(MI_INFO *info,MI_KEYDEF *keyinfo,uchar *keypos,
567
uchar *lastkey,uchar *endpos,
568
uint *return_key_length);
569
extern uchar *_mi_get_key(MI_INFO *info, MI_KEYDEF *keyinfo, uchar *page,
570
uchar *key, uchar *keypos, uint *return_key_length);
571
extern uint _mi_keylength(MI_KEYDEF *keyinfo,uchar *key);
572
extern uint _mi_keylength_part(MI_KEYDEF *keyinfo, register uchar *key,
554
unsigned char *page,unsigned char *key,uint32_t key_len,uint32_t comp_flag,
555
unsigned char * *ret_pos,unsigned char *buff, bool *was_last_key);
556
extern int _mi_seq_search(MI_INFO *info,MI_KEYDEF *keyinfo,unsigned char *page,
557
unsigned char *key,uint32_t key_len,uint32_t comp_flag,
558
unsigned char **ret_pos,unsigned char *buff, bool *was_last_key);
559
extern int _mi_prefix_search(MI_INFO *info,MI_KEYDEF *keyinfo,unsigned char *page,
560
unsigned char *key,uint32_t key_len,uint32_t comp_flag,
561
unsigned char **ret_pos,unsigned char *buff, bool *was_last_key);
562
extern my_off_t _mi_kpos(uint32_t nod_flag,unsigned char *after_key);
563
extern void _mi_kpointer(MI_INFO *info,unsigned char *buff,my_off_t pos);
564
extern my_off_t _mi_dpos(MI_INFO *info, uint32_t nod_flag,unsigned char *after_key);
565
extern my_off_t _mi_rec_pos(MYISAM_SHARE *info, unsigned char *ptr);
566
void _mi_dpointer(MI_INFO *info, unsigned char *buff,my_off_t pos);
567
extern uint32_t _mi_get_static_key(MI_KEYDEF *keyinfo,uint32_t nod_flag,unsigned char * *page,
569
extern uint32_t _mi_get_pack_key(MI_KEYDEF *keyinfo,uint32_t nod_flag,unsigned char * *page,
571
extern uint32_t _mi_get_binary_pack_key(MI_KEYDEF *keyinfo, uint32_t nod_flag,
572
unsigned char **page_pos, unsigned char *key);
573
extern unsigned char *_mi_get_last_key(MI_INFO *info,MI_KEYDEF *keyinfo,unsigned char *keypos,
574
unsigned char *lastkey,unsigned char *endpos,
575
uint32_t *return_key_length);
576
extern unsigned char *_mi_get_key(MI_INFO *info, MI_KEYDEF *keyinfo, unsigned char *page,
577
unsigned char *key, unsigned char *keypos, uint32_t *return_key_length);
578
extern uint32_t _mi_keylength(MI_KEYDEF *keyinfo,unsigned char *key);
579
extern uint32_t _mi_keylength_part(MI_KEYDEF *keyinfo, register unsigned char *key,
574
extern uchar *_mi_move_key(MI_KEYDEF *keyinfo,uchar *to,uchar *from);
575
extern int _mi_search_next(MI_INFO *info,MI_KEYDEF *keyinfo,uchar *key,
576
uint key_length,uint nextflag,my_off_t pos);
581
extern unsigned char *_mi_move_key(MI_KEYDEF *keyinfo,unsigned char *to,unsigned char *from);
582
extern int _mi_search_next(MI_INFO *info,MI_KEYDEF *keyinfo,unsigned char *key,
583
uint32_t key_length,uint32_t nextflag,my_off_t pos);
577
584
extern int _mi_search_first(MI_INFO *info,MI_KEYDEF *keyinfo,my_off_t pos);
578
585
extern int _mi_search_last(MI_INFO *info,MI_KEYDEF *keyinfo,my_off_t pos);
579
extern uchar *_mi_fetch_keypage(MI_INFO *info,MI_KEYDEF *keyinfo,my_off_t page,
580
int level,uchar *buff,int return_buffer);
586
extern unsigned char *_mi_fetch_keypage(MI_INFO *info,MI_KEYDEF *keyinfo,my_off_t page,
587
int level,unsigned char *buff,int return_buffer);
581
588
extern int _mi_write_keypage(MI_INFO *info,MI_KEYDEF *keyinfo,my_off_t page,
582
int level, uchar *buff);
589
int level, unsigned char *buff);
583
590
extern int _mi_dispose(MI_INFO *info,MI_KEYDEF *keyinfo,my_off_t pos,
585
592
extern my_off_t _mi_new(MI_INFO *info,MI_KEYDEF *keyinfo,int level);
586
extern uint _mi_make_key(MI_INFO *info,uint keynr,uchar *key,
587
const uchar *record,my_off_t filepos);
588
extern uint _mi_pack_key(register MI_INFO *info, uint keynr, uchar *key,
589
uchar *old, key_part_map keypart_map,
593
extern uint32_t _mi_make_key(MI_INFO *info,uint32_t keynr,unsigned char *key,
594
const unsigned char *record,my_off_t filepos);
595
extern uint32_t _mi_pack_key(register MI_INFO *info, uint32_t keynr, unsigned char *key,
596
unsigned char *old, key_part_map keypart_map,
590
597
HA_KEYSEG **last_used_keyseg);
591
extern int _mi_read_key_record(MI_INFO *info,my_off_t filepos,uchar *buf);
592
extern int _mi_read_cache(IO_CACHE *info,uchar *buff,my_off_t pos,
593
uint length,int re_read_if_possibly);
594
extern uint64_t retrieve_auto_increment(MI_INFO *info,const uchar *record);
598
extern int _mi_read_key_record(MI_INFO *info,my_off_t filepos,unsigned char *buf);
599
extern int _mi_read_cache(IO_CACHE *info,unsigned char *buff,my_off_t pos,
600
uint32_t length,int re_read_if_possibly);
601
extern uint64_t retrieve_auto_increment(MI_INFO *info,const unsigned char *record);
596
extern uchar *mi_alloc_rec_buff(MI_INFO *,ulong, uchar**);
603
unsigned char *mi_alloc_rec_buff(MI_INFO *info, size_t length, unsigned char **buf);
597
604
#define mi_get_rec_buff_ptr(info,buf) \
598
605
((((info)->s->options & HA_OPTION_PACK_RECORD) && (buf)) ? \
599
606
(buf) - MI_REC_BUFF_OFFSET : (buf))
600
607
#define mi_get_rec_buff_len(info,buf) \
601
608
(*((uint32_t *)(mi_get_rec_buff_ptr(info,buf))))
603
extern ulong _mi_rec_unpack(MI_INFO *info,uchar *to,uchar *from,
610
extern ulong _mi_rec_unpack(MI_INFO *info,unsigned char *to,unsigned char *from,
604
611
ulong reclength);
605
extern bool _mi_rec_check(MI_INFO *info,const uchar *record, uchar *packpos,
612
extern bool _mi_rec_check(MI_INFO *info,const unsigned char *record, unsigned char *packpos,
606
613
ulong packed_length, bool with_checkum);
607
614
extern int _mi_write_part_record(MI_INFO *info,my_off_t filepos,ulong length,
608
my_off_t next_filepos,uchar **record,
615
my_off_t next_filepos,unsigned char **record,
609
616
ulong *reclength,int *flag);
610
extern void _mi_print_key(FILE *stream,HA_KEYSEG *keyseg,const uchar *key,
617
extern void _mi_print_key(FILE *stream,HA_KEYSEG *keyseg,const unsigned char *key,
612
619
extern bool _mi_read_pack_info(MI_INFO *info,bool fix_keys);
613
extern int _mi_read_pack_record(MI_INFO *info,my_off_t filepos,uchar *buf);
614
extern int _mi_read_rnd_pack_record(MI_INFO*, uchar *,my_off_t, bool);
620
extern int _mi_read_pack_record(MI_INFO *info,my_off_t filepos,unsigned char *buf);
621
extern int _mi_read_rnd_pack_record(MI_INFO*, unsigned char *,my_off_t, bool);
615
622
extern int _mi_pack_rec_unpack(MI_INFO *info, MI_BIT_BUFF *bit_buff,
616
uchar *to, uchar *from, ulong reclength);
623
unsigned char *to, unsigned char *from, ulong reclength);
617
624
extern uint64_t mi_safe_mul(uint64_t a,uint64_t b);
619
626
struct st_sort_info;
622
629
typedef struct st_mi_block_info { /* Parameter to _mi_get_block_info */
623
uchar header[MI_BLOCK_INFO_HEADER_LENGTH];
630
unsigned char header[MI_BLOCK_INFO_HEADER_LENGTH];
662
669
#define fast_mi_writeinfo(INFO) if (!(INFO)->s->tot_locks) (void) _mi_writeinfo((INFO),0)
663
670
#define fast_mi_readinfo(INFO) ((INFO)->lock_type == F_UNLCK) && _mi_readinfo((INFO),F_RDLCK,1)
669
extern uint _mi_get_block_info(MI_BLOCK_INFO *,File, my_off_t);
670
extern uint _mi_rec_pack(MI_INFO *info,uchar *to,const uchar *from);
671
extern uint _mi_pack_get_block_info(MI_INFO *myisam, MI_BIT_BUFF *bit_buff,
672
MI_BLOCK_INFO *info, uchar **rec_buff_p,
672
extern uint32_t _mi_get_block_info(MI_BLOCK_INFO *,File, my_off_t);
673
extern uint32_t _mi_rec_pack(MI_INFO *info,unsigned char *to,const unsigned char *from);
674
extern uint32_t _mi_pack_get_block_info(MI_INFO *myisam, MI_BIT_BUFF *bit_buff,
675
MI_BLOCK_INFO *info, unsigned char **rec_buff_p,
673
676
File file, my_off_t filepos);
674
extern void _my_store_blob_length(uchar *pos,uint pack_length,uint length);
677
extern void _my_store_blob_length(unsigned char *pos,uint32_t pack_length,uint32_t length);
675
678
extern void mi_report_error(int errcode, const char *file_name);
676
extern size_t mi_mmap_pread(MI_INFO *info, uchar *Buffer,
679
extern size_t mi_mmap_pread(MI_INFO *info, unsigned char *Buffer,
677
680
size_t Count, my_off_t offset, myf MyFlags);
678
extern size_t mi_mmap_pwrite(MI_INFO *info, const uchar *Buffer,
681
extern size_t mi_mmap_pwrite(MI_INFO *info, const unsigned char *Buffer,
679
682
size_t Count, my_off_t offset, myf MyFlags);
680
extern size_t mi_nommap_pread(MI_INFO *info, uchar *Buffer,
683
extern size_t mi_nommap_pread(MI_INFO *info, unsigned char *Buffer,
681
684
size_t Count, my_off_t offset, myf MyFlags);
682
extern size_t mi_nommap_pwrite(MI_INFO *info, const uchar *Buffer,
685
extern size_t mi_nommap_pwrite(MI_INFO *info, const unsigned char *Buffer,
683
686
size_t Count, my_off_t offset, myf MyFlags);
685
uint mi_state_info_write(File file, MI_STATE_INFO *state, uint pWrite);
686
uchar *mi_state_info_read(uchar *ptr, MI_STATE_INFO *state);
687
uint mi_state_info_read_dsk(File file, MI_STATE_INFO *state, bool pRead);
688
uint mi_base_info_write(File file, MI_BASE_INFO *base);
689
uchar *my_n_base_info_read(uchar *ptr, MI_BASE_INFO *base);
688
uint32_t mi_state_info_write(File file, MI_STATE_INFO *state, uint32_t pWrite);
689
unsigned char *mi_state_info_read(unsigned char *ptr, MI_STATE_INFO *state);
690
uint32_t mi_state_info_read_dsk(File file, MI_STATE_INFO *state, bool pRead);
691
uint32_t mi_base_info_write(File file, MI_BASE_INFO *base);
692
unsigned char *my_n_base_info_read(unsigned char *ptr, MI_BASE_INFO *base);
690
693
int mi_keyseg_write(File file, const HA_KEYSEG *keyseg);
691
uchar *mi_keyseg_read(uchar *ptr, HA_KEYSEG *keyseg);
692
uint mi_keydef_write(File file, MI_KEYDEF *keydef);
693
uchar *mi_keydef_read(uchar *ptr, MI_KEYDEF *keydef);
694
uint mi_uniquedef_write(File file, MI_UNIQUEDEF *keydef);
695
uchar *mi_uniquedef_read(uchar *ptr, MI_UNIQUEDEF *keydef);
696
uint mi_recinfo_write(File file, MI_COLUMNDEF *recinfo);
697
uchar *mi_recinfo_read(uchar *ptr, MI_COLUMNDEF *recinfo);
694
unsigned char *mi_keyseg_read(unsigned char *ptr, HA_KEYSEG *keyseg);
695
uint32_t mi_keydef_write(File file, MI_KEYDEF *keydef);
696
unsigned char *mi_keydef_read(unsigned char *ptr, MI_KEYDEF *keydef);
697
uint32_t mi_uniquedef_write(File file, MI_UNIQUEDEF *keydef);
698
unsigned char *mi_uniquedef_read(unsigned char *ptr, MI_UNIQUEDEF *keydef);
699
uint32_t mi_recinfo_write(File file, MI_COLUMNDEF *recinfo);
700
unsigned char *mi_recinfo_read(unsigned char *ptr, MI_COLUMNDEF *recinfo);
698
701
extern int mi_disable_indexes(MI_INFO *info);
699
702
extern int mi_enable_indexes(MI_INFO *info);
700
703
extern int mi_indexes_are_disabled(MI_INFO *info);
701
ulong _my_calc_total_blob_length(MI_INFO *info, const uchar *record);
702
ha_checksum mi_checksum(MI_INFO *info, const uchar *buf);
703
ha_checksum mi_static_checksum(MI_INFO *info, const uchar *buf);
704
bool mi_check_unique(MI_INFO *info, MI_UNIQUEDEF *def, uchar *record,
704
ulong _my_calc_total_blob_length(MI_INFO *info, const unsigned char *record);
705
ha_checksum mi_checksum(MI_INFO *info, const unsigned char *buf);
706
ha_checksum mi_static_checksum(MI_INFO *info, const unsigned char *buf);
707
bool mi_check_unique(MI_INFO *info, MI_UNIQUEDEF *def, unsigned char *record,
705
708
ha_checksum unique_hash, my_off_t pos);
706
ha_checksum mi_unique_hash(MI_UNIQUEDEF *def, const uchar *buf);
709
ha_checksum mi_unique_hash(MI_UNIQUEDEF *def, const unsigned char *buf);
707
710
int _mi_cmp_static_unique(MI_INFO *info, MI_UNIQUEDEF *def,
708
const uchar *record, my_off_t pos);
711
const unsigned char *record, my_off_t pos);
709
712
int _mi_cmp_dynamic_unique(MI_INFO *info, MI_UNIQUEDEF *def,
710
const uchar *record, my_off_t pos);
711
int mi_unique_comp(MI_UNIQUEDEF *def, const uchar *a, const uchar *b,
713
const unsigned char *record, my_off_t pos);
714
int mi_unique_comp(MI_UNIQUEDEF *def, const unsigned char *a, const unsigned char *b,
712
715
bool null_are_equal);
713
716
void mi_get_status(void* param, int concurrent_insert);
714
717
void mi_update_status(void* param);