d4708
/
source-engine
mirror of https://github.com/nillerusr/source-engine.git
1
0
Fork 0
Code Issues Projects Releases Wiki Activity
Modified source engine (2017) developed by valve and leaked in 2020. Not for commercial purporses
You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
116 Commits
25 Branches
6 Tags
221 MiB
 
 
 
 
 
 
Tree: 879adbfcc0
Branches Tags
${ item.name }
Create tag ${ searchTerm }
Create branch ${ searchTerm }
from '879adbfcc0'
${ noResults }
source-engine/utils/vmpi_private/mysql/include/my_sys.h

624 lines
25 KiB
Raw Blame History

/* Copyright (C) 2000 MySQL AB & MySQL Finland AB & TCX DataKonsult AB
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with this library; if not, write to the Free
Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
MA 02111-1307, USA */
#ifndef _my_sys_h
#define _my_sys_h
#ifdef __cplusplus
extern "C" {
#endif
#ifdef HAVE_AIOWAIT
#include <sys/asynch.h> /* Used by record-cache */
typedef struct my_aio_result {
aio_result_t result;
int pending;
} my_aio_result;
#endif
#ifndef THREAD
extern int NEAR my_errno; /* Last error in mysys */
#else
#include <my_pthread.h>
#endif
#ifndef _m_ctype_h
#include <m_ctype.h> /* for CHARSET_INFO */
#endif
#include <stdarg.h>
#define MYSYS_PROGRAM_USES_CURSES() { error_handler_hook = my_message_curses; mysys_uses_curses=1; }
#define MYSYS_PROGRAM_DONT_USE_CURSES() { error_handler_hook = my_message_no_curses; mysys_uses_curses=0;}
#define MY_INIT(name); { my_progname= name; my_init(); }
#define MAXMAPS (4) /* Number of error message maps */
#define ERRMOD (1000) /* Max number of errors in a map */
#define ERRMSGSIZE (SC_MAXWIDTH) /* Max length of a error message */
#define NRERRBUFFS (2) /* Buffers for parameters */
#define MY_FILE_ERROR ((uint) ~0)
/* General bitmaps for my_func's */
#define MY_FFNF 1 /* Fatal if file not found */
#define MY_FNABP 2 /* Fatal if not all bytes read/writen */
#define MY_NABP 4 /* Error if not all bytes read/writen */
#define MY_FAE 8 /* Fatal if any error */
#define MY_WME 16 /* Write message on error */
#define MY_WAIT_IF_FULL 32 /* Wait and try again if disk full error */
#define MY_RAID 64 /* Support for RAID (not the "Johnson&Johnson"-s one ;) */
#define MY_DONT_CHECK_FILESIZE 128 /* Option to init_io_cache() */
#define MY_LINK_WARNING 32 /* my_redel() gives warning if links */
#define MY_COPYTIME 64 /* my_redel() copys time */
#define MY_DELETE_OLD 256 /* my_create_with_symlink() */
#define MY_RESOLVE_LINK 128 /* my_realpath(); Only resolve links */
#define MY_HOLD_ORIGINAL_MODES 128 /* my_copy() holds to file modes */
#define MY_REDEL_MAKE_BACKUP 256
#define MY_SEEK_NOT_DONE 32 /* my_lock may have to do a seek */
#define MY_DONT_WAIT 64 /* my_lock() don't wait if can't lock */
#define MY_ZEROFILL 32 /* my_malloc(), fill array with zero */
#define MY_ALLOW_ZERO_PTR 64 /* my_realloc() ; zero ptr -> malloc */
#define MY_FREE_ON_ERROR 128 /* my_realloc() ; Free old ptr on error */
#define MY_HOLD_ON_ERROR 256 /* my_realloc() ; Return old ptr on error */
#define MY_THREADSAFE 128 /* pread/pwrite: Don't allow interrupts */
#define MY_CHECK_ERROR 1 /* Params to my_end; Check open-close */
#define MY_GIVE_INFO 2 /* Give time info about process*/
#define ME_HIGHBYTE 8 /* Shift for colours */
#define ME_NOCUR 1 /* Don't use curses message */
#define ME_OLDWIN 2 /* Use old window */
#define ME_BELL 4 /* Ring bell then printing message */
#define ME_HOLDTANG 8 /* Don't delete last keys */
#define ME_WAITTOT 16 /* Wait for errtime secs of for a action */
#define ME_WAITTANG 32 /* Wait for a user action */
#define ME_NOREFRESH 64 /* Dont refresh screen */
#define ME_NOINPUT 128 /* Dont use the input libary */
#define ME_COLOUR1 ((1 << ME_HIGHBYTE)) /* Possibly error-colours */
#define ME_COLOUR2 ((2 << ME_HIGHBYTE))
#define ME_COLOUR3 ((3 << ME_HIGHBYTE))
/* My seek flags */
#define MY_SEEK_SET 0
#define MY_SEEK_CUR 1
#define MY_SEEK_END 2
/* My charsets_list flags */
#define MY_NO_SETS 0
#define MY_COMPILED_SETS 1 /* show compiled-in sets */
#define MY_CONFIG_SETS 2 /* sets that have a *.conf file */
#define MY_INDEX_SETS 4 /* all sets listed in the Index file */
#define MY_LOADED_SETS 8 /* the sets that are currently loaded */
/* Some constants */
#define MY_WAIT_FOR_USER_TO_FIX_PANIC 60 /* in seconds */
#define MY_WAIT_GIVE_USER_A_MESSAGE 10 /* Every 10 times of prev */
#define MIN_COMPRESS_LENGTH 50 /* Don't compress small bl. */
#define KEYCACHE_BLOCK_SIZE 1024
/* root_alloc flags */
#define MY_KEEP_PREALLOC 1
/* defines when allocating data */
#ifdef SAFEMALLOC
#define my_malloc(SZ,FLAG) _mymalloc( SZ, __FILE__, __LINE__, FLAG )
#define my_malloc_ci(SZ,FLAG) _mymalloc( SZ, sFile, uLine, FLAG )
#define my_realloc(PTR,SZ,FLAG) _myrealloc( PTR, SZ, __FILE__, __LINE__, FLAG )
#define my_checkmalloc() _sanity( __FILE__, __LINE__ )
#define my_free(PTR,FLAG) _myfree( PTR, __FILE__, __LINE__,FLAG)
#define my_memdup(A,B,C) _my_memdup(A,B,__FILE__,__LINE__,C)
#define my_strdup(A,C) _my_strdup(A,__FILE__,__LINE__,C)
#define QUICK_SAFEMALLOC sf_malloc_quick=1
#define NORMAL_SAFEMALLOC sf_malloc_quick=0
extern uint sf_malloc_prehunc,sf_malloc_endhunc,sf_malloc_quick;
extern ulonglong safemalloc_mem_limit;
#define CALLER_INFO_PROTO , const char *sFile, uint uLine
#define CALLER_INFO , __FILE__, __LINE__
#define ORIG_CALLER_INFO , sFile, uLine
#else
#define my_checkmalloc() (0)
#undef TERMINATE
#define TERMINATE(A) {}
#define QUICK_SAFEMALLOC
#define NORMAL_SAFEMALLOC
extern gptr my_malloc(uint Size,myf MyFlags);
#define my_malloc_ci(SZ,FLAG) my_malloc( SZ, FLAG )
extern gptr my_realloc(gptr oldpoint,uint Size,myf MyFlags);
extern void my_no_flags_free(gptr ptr);
extern gptr my_memdup(const byte *from,uint length,myf MyFlags);
extern my_string my_strdup(const char *from,myf MyFlags);
#define my_free(PTR,FG) my_no_flags_free(PTR)
#define CALLER_INFO_PROTO /* nothing */
#define CALLER_INFO /* nothing */
#define ORIG_CALLER_INFO /* nothing */
#endif
#ifdef HAVE_ALLOCA
#if defined(_AIX) && !defined(__GNUC__)
#pragma alloca
#endif /* _AIX */
#if defined(__GNUC__) && !defined(HAVE_ALLOCA_H)
#define alloca __builtin_alloca
#endif /* GNUC */
#define my_alloca(SZ) alloca((size_t) (SZ))
#define my_afree(PTR) {}
#else
#define my_alloca(SZ) my_malloc(SZ,MYF(0))
#define my_afree(PTR) my_free(PTR,MYF(MY_WME))
#endif /* HAVE_ALLOCA */
#ifdef MSDOS
#ifdef __ZTC__
void * __CDECL halloc(long count,size_t length);
void __CDECL hfree(void *ptr);
#endif
#if defined(USE_HALLOC)
#if defined(_VCM_) || defined(M_IC80386)
#undef USE_HALLOC
#endif
#endif
#ifdef USE_HALLOC
#define malloc(a) halloc((long) (a),1)
#define free(a) hfree(a)
#endif
#endif /* MSDOS */
#ifdef HAVE_ERRNO_AS_DEFINE
#include <errno.h> /* errno is a define */
#else
extern int errno; /* declare errno */
#endif
extern const char ** NEAR my_errmsg[];
extern char NEAR errbuff[NRERRBUFFS][ERRMSGSIZE];
extern char *home_dir; /* Home directory for user */
extern char *my_progname; /* program-name (printed in errors) */
extern char NEAR curr_dir[]; /* Current directory for user */
extern int (*error_handler_hook)(uint my_err, const char *str,myf MyFlags);
extern int (*fatal_error_handler_hook)(uint my_err, const char *str,
myf MyFlags);
/* charsets */
extern uint get_charset_number(const char *cs_name);
extern const char *get_charset_name(uint cs_number);
extern CHARSET_INFO *get_charset(uint cs_number, myf flags);
extern my_bool set_default_charset(uint cs, myf flags);
extern CHARSET_INFO *get_charset_by_name(const char *cs_name, myf flags);
extern my_bool set_default_charset_by_name(const char *cs_name, myf flags);
extern void free_charsets(void);
extern char *list_charsets(myf want_flags); /* my_free() this string... */
extern char *get_charsets_dir(char *buf);
/* statistics */
extern ulong _my_cache_w_requests,_my_cache_write,_my_cache_r_requests,
_my_cache_read;
extern ulong _my_blocks_used,_my_blocks_changed;
extern ulong my_file_opened,my_stream_opened, my_tmp_file_created;
extern my_bool key_cache_inited;
/* Point to current my_message() */
extern void (*my_sigtstp_cleanup)(void),
/* Executed before jump to shell */
(*my_sigtstp_restart)(void),
(*my_abort_hook)(int);
/* Executed when comming from shell */
extern int NEAR my_umask, /* Default creation mask */
NEAR my_umask_dir,
NEAR my_recived_signals, /* Signals we have got */
NEAR my_safe_to_handle_signal, /* Set when allowed to SIGTSTP */
NEAR my_dont_interrupt; /* call remember_intr when set */
extern my_bool NEAR mysys_uses_curses, my_use_symdir;
extern long lCurMemory,lMaxMemory; /* from safemalloc */
extern ulong my_default_record_cache_size;
extern my_bool NEAR my_disable_locking,NEAR my_disable_async_io,
NEAR my_disable_flush_key_blocks, NEAR my_disable_symlinks;
extern char wild_many,wild_one,wild_prefix;
extern const char *charsets_dir;
extern char *defaults_extra_file;
typedef struct wild_file_pack /* Struct to hold info when selecting files */
{
uint wilds; /* How many wildcards */
uint not_pos; /* Start of not-theese-files */
my_string *wild; /* Pointer to wildcards */
} WF_PACK;
typedef struct st_typelib { /* Different types saved here */
uint count; /* How many types */
const char *name; /* Name of typelib */
const char **type_names;
} TYPELIB;
enum cache_type {READ_CACHE,WRITE_CACHE,READ_FIFO,READ_NET,WRITE_NET};
enum flush_type { FLUSH_KEEP, FLUSH_RELEASE, FLUSH_IGNORE_CHANGED,
FLUSH_FORCE_WRITE};
typedef struct st_record_cache /* Used when cacheing records */
{
File file;
int rc_seek,error,inited;
uint rc_length,read_length,reclength;
my_off_t rc_record_pos,end_of_file;
byte *rc_buff,*rc_buff2,*rc_pos,*rc_end,*rc_request_pos;
#ifdef HAVE_AIOWAIT
int use_async_io;
my_aio_result aio_result;
#endif
enum cache_type type;
} RECORD_CACHE;
enum file_type { UNOPEN = 0, FILE_BY_OPEN, FILE_BY_CREATE,
STREAM_BY_FOPEN, STREAM_BY_FDOPEN, FILE_BY_MKSTEMP };
extern struct my_file_info
{
my_string name;
enum file_type type;
#if defined(THREAD) && !defined(HAVE_PREAD)
pthread_mutex_t mutex;
#endif
} my_file_info[MY_NFILE];
typedef struct st_dynamic_array {
char *buffer;
uint elements,max_element;
uint alloc_increment;
uint size_of_element;
} DYNAMIC_ARRAY;
typedef struct st_dynamic_string {
char *str;
uint length,max_length,alloc_increment;
} DYNAMIC_STRING;
typedef struct st_io_cache /* Used when cacheing files */
{
my_off_t pos_in_file,end_of_file;
byte *rc_pos,*rc_end,*buffer,*rc_request_pos;
int (*read_function)(struct st_io_cache *,byte *,uint);
char *file_name; /* if used with 'open_cached_file' */
char *dir,*prefix;
File file;
int seek_not_done,error;
uint buffer_length,read_length;
myf myflags; /* Flags used to my_read/my_write */
enum cache_type type;
#ifdef HAVE_AIOWAIT
uint inited;
my_off_t aio_read_pos;
my_aio_result aio_result;
#endif
} IO_CACHE;
typedef int (*qsort2_cmp)(const void *, const void *, const void *);
/* defines for mf_iocache */
/* Test if buffer is inited */
#define my_b_clear(info) (info)->buffer=0
#define my_b_inited(info) (info)->buffer
#define my_b_EOF INT_MIN
#define my_b_read(info,Buffer,Count) \
((info)->rc_pos + (Count) <= (info)->rc_end ?\
(memcpy(Buffer,(info)->rc_pos,(size_t) (Count)), \
((info)->rc_pos+=(Count)),0) :\
(*(info)->read_function)((info),Buffer,Count))
#define my_b_get(info) \
((info)->rc_pos != (info)->rc_end ?\
((info)->rc_pos++, (int) (uchar) (info)->rc_pos[-1]) :\
_my_b_get(info))
#define my_b_write(info,Buffer,Count) \
((info)->rc_pos + (Count) <= (info)->rc_end ?\
(memcpy((info)->rc_pos,Buffer,(size_t) (Count)), \
((info)->rc_pos+=(Count)),0) :\
_my_b_write(info,Buffer,Count))
/* my_b_write_byte dosn't have any err-check */
#define my_b_write_byte(info,chr) \
(((info)->rc_pos < (info)->rc_end) ?\
((*(info)->rc_pos++)=(chr)) :\
(_my_b_write(info,0,0) , ((*(info)->rc_pos++)=(chr))))
#define my_b_fill_cache(info) \
(((info)->rc_end=(info)->rc_pos),(*(info)->read_function)(info,0,0))
#define my_b_tell(info) ((info)->pos_in_file + \
((info)->rc_pos - (info)->rc_request_pos))
#define my_b_bytes_in_cache(info) ((uint) ((info)->rc_end - (info)->rc_pos))
typedef struct st_changeable_var {
const char *name; /* Name of variable */
long *varptr; /* Pointer to variable */
long def_value, /* Default value */
min_value, /* Min allowed value */
max_value, /* Max allowed value */
sub_size, /* Subtract this from given value */
block_size; /* Value should be a mult. of this */
} CHANGEABLE_VAR;
/* structs for alloc_root */
#ifndef ST_USED_MEM_DEFINED
#define ST_USED_MEM_DEFINED
typedef struct st_used_mem { /* struct for once_alloc */
struct st_used_mem *next; /* Next block in use */
unsigned int left; /* memory left in block */
unsigned int size; /* Size of block */
} USED_MEM;
typedef struct st_mem_root {
USED_MEM *free;
USED_MEM *used;
USED_MEM *pre_alloc;
unsigned int min_malloc;
unsigned int block_size;
void (*error_handler)(void);
} MEM_ROOT;
#endif
/* Prototypes for mysys and my_func functions */
extern int my_copy(const char *from,const char *to,myf MyFlags);
extern int my_append(const char *from,const char *to,myf MyFlags);
extern int my_delete(const char *name,myf MyFlags);
extern int my_getwd(my_string buf,uint size,myf MyFlags);
extern int my_setwd(const char *dir,myf MyFlags);
extern int my_lock(File fd,int op,my_off_t start, my_off_t length,myf MyFlags);
extern gptr my_once_alloc(uint Size,myf MyFlags);
extern void my_once_free(void);
extern my_string my_tempnam(const char *dir,const char *pfx,myf MyFlags);
extern File my_open(const char *FileName,int Flags,myf MyFlags);
extern File my_register_filename(File fd, const char *FileName,
enum file_type type_of_file,
uint error_message_number, myf MyFlags);
extern File my_create(const char *FileName,int CreateFlags,
int AccsesFlags, myf MyFlags);
extern int my_close(File Filedes,myf MyFlags);
extern int my_mkdir(const char *dir, int Flags, myf MyFlags);
extern int my_readlink(char *to, const char *filename, myf MyFlags);
extern int my_realpath(char *to, const char *filename, myf MyFlags);
extern File my_create_with_symlink(const char *linkname, const char *filename,
int createflags, int access_flags,
myf MyFlags);
extern int my_delete_with_symlink(const char *name, myf MyFlags);
extern int my_rename_with_symlink(const char *from,const char *to,myf MyFlags);
extern int my_symlink(const char *content, const char *linkname, myf MyFlags);
extern uint my_read(File Filedes,byte *Buffer,uint Count,myf MyFlags);
extern uint my_pread(File Filedes,byte *Buffer,uint Count,my_off_t offset,
myf MyFlags);
extern int my_rename(const char *from,const char *to,myf MyFlags);
extern my_off_t my_seek(File fd,my_off_t pos,int whence,myf MyFlags);
extern my_off_t my_tell(File fd,myf MyFlags);
extern uint my_write(File Filedes,const byte *Buffer,uint Count,
myf MyFlags);
extern uint my_pwrite(File Filedes,const byte *Buffer,uint Count,
my_off_t offset,myf MyFlags);
extern uint my_fread(FILE *stream,byte *Buffer,uint Count,myf MyFlags);
extern uint my_fwrite(FILE *stream,const byte *Buffer,uint Count,
myf MyFlags);
extern my_off_t my_fseek(FILE *stream,my_off_t pos,int whence,myf MyFlags);
extern my_off_t my_ftell(FILE *stream,myf MyFlags);
extern gptr _mymalloc(uint uSize,const char *sFile,
uint uLine, myf MyFlag);
extern gptr _myrealloc(gptr pPtr,uint uSize,const char *sFile,
uint uLine, myf MyFlag);
extern gptr my_multi_malloc _VARARGS((myf MyFlags, ...));
extern void _myfree(gptr pPtr,const char *sFile,uint uLine, myf MyFlag);
extern int _sanity(const char *sFile,unsigned int uLine);
extern gptr _my_memdup(const byte *from,uint length,
const char *sFile, uint uLine,myf MyFlag);
extern my_string _my_strdup(const char *from, const char *sFile, uint uLine,
myf MyFlag);
#ifndef TERMINATE
extern void TERMINATE(FILE *file);
#endif
extern void init_glob_errs(void);
extern FILE *my_fopen(const char *FileName,int Flags,myf MyFlags);
extern FILE *my_fdopen(File Filedes,const char *name, int Flags,myf MyFlags);
extern int my_fclose(FILE *fd,myf MyFlags);
extern int my_chsize(File fd,my_off_t newlength,myf MyFlags);
extern int my_error _VARARGS((int nr,myf MyFlags, ...));
extern int my_printf_error _VARARGS((uint my_err, const char *format,
myf MyFlags, ...)
__attribute__ ((format (printf, 2, 4))));
extern int my_vsnprintf( char *str, size_t n,
const char *format, va_list ap );
extern int my_snprintf(char* to, size_t n, const char* fmt, ...);
extern int my_message(uint my_err, const char *str,myf MyFlags);
extern int my_message_no_curses(uint my_err, const char *str,myf MyFlags);
extern int my_message_curses(uint my_err, const char *str,myf MyFlags);
extern void my_init(void);
extern void my_end(int infoflag);
extern int my_redel(const char *from, const char *to, int MyFlags);
extern int my_copystat(const char *from, const char *to, int MyFlags);
extern my_string my_filename(File fd);
#ifndef THREAD
extern void dont_break(void);
extern void allow_break(void);
#else
#define dont_break()
#define allow_break()
#endif
extern void my_remember_signal(int signal_number,sig_handler (*func)(int));
extern void caseup(my_string str,uint length);
extern void casedn(my_string str,uint length);
extern void caseup_str(my_string str);
extern void casedn_str(my_string str);
extern void case_sort(my_string str,uint length);
extern uint dirname_part(my_string to,const char *name);
extern uint dirname_length(const char *name);
#define base_name(A) (A+dirname_length(A))
extern int test_if_hard_path(const char *dir_name);
extern char *convert_dirname(my_string name);
extern void to_unix_path(my_string name);
extern my_string fn_ext(const char *name);
extern my_string fn_same(my_string toname,const char *name,int flag);
extern my_string fn_format(my_string to,const char *name,const char *dsk,
const char *form,int flag);
extern size_s strlength(const char *str);
extern void pack_dirname(my_string to,const char *from);
extern uint unpack_dirname(my_string to,const char *from);
extern uint cleanup_dirname(my_string to,const char *from);
extern uint system_filename(my_string to,const char *from);
extern my_string unpack_filename(my_string to,const char *from);
extern my_string intern_filename(my_string to,const char *from);
extern my_string directory_file_name(my_string dst, const char *src);
extern int pack_filename(my_string to, const char *name, size_s max_length);
extern my_string my_path(my_string to,const char *progname,
const char *own_pathname_part);
extern my_string my_load_path(my_string to, const char *path,
const char *own_path_prefix);
extern int wild_compare(const char *str,const char *wildstr);
extern my_string my_strcasestr(const char *src,const char *suffix);
extern int my_strcasecmp(const char *s,const char *t);
extern int my_strsortcmp(const char *s,const char *t);
extern int my_casecmp(const char *s,const char *t,uint length);
extern int my_sortcmp(const char *s,const char *t,uint length);
extern int my_sortncmp(const char *s,uint s_len, const char *t,uint t_len);
extern WF_PACK *wf_comp(my_string str);
extern int wf_test(struct wild_file_pack *wf_pack,const char *name);
extern void wf_end(struct wild_file_pack *buffer);
extern size_s strip_sp(my_string str);
extern void get_date(my_string to,int timeflag,time_t use_time);
extern void soundex(my_string out_pntr, my_string in_pntr,pbool remove_garbage);
extern int init_record_cache(RECORD_CACHE *info,uint cachesize,File file,
uint reclength,enum cache_type type,
pbool use_async_io);
extern int read_cache_record(RECORD_CACHE *info,byte *to);
extern int end_record_cache(RECORD_CACHE *info);
extern int write_cache_record(RECORD_CACHE *info,my_off_t filepos,
const byte *record,uint length);
extern int flush_write_cache(RECORD_CACHE *info);
extern long my_clock(void);
extern sig_handler sigtstp_handler(int signal_number);
extern void handle_recived_signals(void);
extern int init_key_cache(ulong use_mem,ulong leave_this_much_mem);
extern byte *key_cache_read(File file,my_off_t filepos,byte* buff,uint length,
uint block_length,int return_buffer);
extern int key_cache_write(File file,my_off_t filepos,byte* buff,uint length,
uint block_length,int force_write);
extern int flush_key_blocks(int file, enum flush_type type);
extern void end_key_cache(void);
extern sig_handler my_set_alarm_variable(int signo);
extern void my_string_ptr_sort(void *base,uint items,size_s size);
extern void radixsort_for_str_ptr(uchar* base[], uint number_of_elements,
size_s size_of_element,uchar *buffer[]);
extern qsort_t qsort2(void *base_ptr, size_t total_elems, size_t size,
qsort2_cmp cmp, void *cmp_argument);
extern qsort2_cmp get_ptr_compare(uint);
extern int init_io_cache(IO_CACHE *info,File file,uint cachesize,
enum cache_type type,my_off_t seek_offset,
pbool use_async_io, myf cache_myflags);
extern my_bool reinit_io_cache(IO_CACHE *info,enum cache_type type,
my_off_t seek_offset,pbool use_async_io,
pbool clear_cache);
extern int _my_b_read(IO_CACHE *info,byte *Buffer,uint Count);
extern int _my_b_net_read(IO_CACHE *info,byte *Buffer,uint Count);
extern int _my_b_get(IO_CACHE *info);
extern int _my_b_async_read(IO_CACHE *info,byte *Buffer,uint Count);
extern int _my_b_write(IO_CACHE *info,const byte *Buffer,uint Count);
extern int my_block_write(IO_CACHE *info, const byte *Buffer,
uint Count, my_off_t pos);
extern int flush_io_cache(IO_CACHE *info);
extern int end_io_cache(IO_CACHE *info);
extern uint my_b_fill(IO_CACHE *info);
extern void my_b_seek(IO_CACHE *info,my_off_t pos);
extern uint my_b_gets(IO_CACHE *info, char *to, uint max_length);
extern uint my_b_printf(IO_CACHE *info, const char* fmt, ...);
extern uint my_b_vprintf(IO_CACHE *info, const char* fmt, va_list ap);
extern my_bool open_cached_file(IO_CACHE *cache,const char *dir,
const char *prefix, uint cache_size,
myf cache_myflags);
extern my_bool real_open_cached_file(IO_CACHE *cache);
extern void close_cached_file(IO_CACHE *cache);
File create_temp_file(char *to, const char *dir, const char *pfx,
int mode, myf MyFlags);
#define my_init_dynamic_array(A,B,C,D) init_dynamic_array(A,B,C,D CALLER_INFO)
#define my_init_dynamic_array_ci(A,B,C,D) init_dynamic_array(A,B,C,D ORIG_CALLER_INFO)
extern my_bool init_dynamic_array(DYNAMIC_ARRAY *array,uint element_size,
uint init_alloc,uint alloc_increment CALLER_INFO_PROTO);
extern my_bool insert_dynamic(DYNAMIC_ARRAY *array,gptr element);
extern byte *alloc_dynamic(DYNAMIC_ARRAY *array);
extern byte *pop_dynamic(DYNAMIC_ARRAY*);
extern my_bool set_dynamic(DYNAMIC_ARRAY *array,gptr element,uint array_index);
extern void get_dynamic(DYNAMIC_ARRAY *array,gptr element,uint array_index);
extern void delete_dynamic(DYNAMIC_ARRAY *array);
extern void delete_dynamic_element(DYNAMIC_ARRAY *array, uint array_index);
extern void freeze_size(DYNAMIC_ARRAY *array);
#define dynamic_array_ptr(array,array_index) ((array)->buffer+(array_index)*(array)->size_of_element)
#define dynamic_element(array,array_index,type) ((type)((array)->buffer) +(array_index))
#define push_dynamic(A,B) insert_dynamic(A,B)
extern int find_type(my_string x,TYPELIB *typelib,uint full_name);
extern void make_type(my_string to,uint nr,TYPELIB *typelib);
extern const char *get_type(TYPELIB *typelib,uint nr);
extern my_bool init_dynamic_string(DYNAMIC_STRING *str, const char *init_str,
uint init_alloc,uint alloc_increment);
extern my_bool dynstr_append(DYNAMIC_STRING *str, const char *append);
my_bool dynstr_append_mem(DYNAMIC_STRING *str, const char *append,
uint length);
extern my_bool dynstr_set(DYNAMIC_STRING *str, const char *init_str);
extern my_bool dynstr_realloc(DYNAMIC_STRING *str, ulong additional_size);
extern void dynstr_free(DYNAMIC_STRING *str);
void set_all_changeable_vars(CHANGEABLE_VAR *vars);
my_bool set_changeable_var(my_string str,CHANGEABLE_VAR *vars);
my_bool set_changeable_varval(const char *var, ulong val,
CHANGEABLE_VAR *vars);
#ifdef HAVE_MLOCK
extern byte *my_malloc_lock(uint length,myf flags);
extern void my_free_lock(byte *ptr,myf flags);
#else
#define my_malloc_lock(A,B) my_malloc((A),(B))
#define my_free_lock(A,B) my_free((A),(B))
#endif
#define alloc_root_inited(A) ((A)->min_malloc != 0)
void init_alloc_root(MEM_ROOT *mem_root, uint block_size, uint pre_alloc_size);
gptr alloc_root(MEM_ROOT *mem_root,unsigned int Size);
void free_root(MEM_ROOT *root, myf MyFLAGS);
char *strdup_root(MEM_ROOT *root,const char *str);
char *memdup_root(MEM_ROOT *root,const char *str,uint len);
void load_defaults(const char *conf_file, const char **groups,
int *argc, char ***argv);
void free_defaults(char **argv);
void print_defaults(const char *conf_file, const char **groups);
my_bool my_compress(byte *, ulong *, ulong *);
my_bool my_uncompress(byte *, ulong *, ulong *);
byte *my_compress_alloc(const byte *packet, ulong *len, ulong *complen);
ulong checksum(const byte *mem, uint count);
#if defined(_MSC_VER) && !defined(__WIN__)
extern void sleep(int sec);
#endif
#ifdef __WIN__
extern my_bool have_tcpip; /* Is set if tcpip is used */
#endif
#ifdef __cplusplus
}
#endif
#include "raid.h"
#endif /* _my_sys_h */