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client/mysqlbinlog.cc:
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client/mysqlshow.c:
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include/my_global.h:
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include/my_sys.h:
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include/myisam.h:
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include/thr_lock.h:
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include/violite.h:
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innobase/buf/buf0buf.c:
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innobase/os/os0file.c:
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innobase/row/row0sel.c:
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innobase/srv/srv0start.c:
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innobase/trx/trx0sys.c:
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libmysqld/lib_vio.c:
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myisam/mi_create.c:
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mysql-test/Makefile.am:
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mysql-test/r/create.result:
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mysql-test/r/rpl000001.result:
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mysql-test/t/auto_increment.test:
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mysql-test/t/type_datetime.test:
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mysql-test/t/type_timestamp.test:
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mysys/default.c:
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mysys/thr_lock.c:
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scripts/make_binary_distribution.sh:
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scripts/mysqld_safe.sh:
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sql/filesort.cc:
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sql/ha_innodb.h:
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sql/ha_myisam.cc:
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sql/handler.cc:
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sql/handler.h:
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sql/item.cc:
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sql/item_cmpfunc.cc:
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sql/item_func.cc:
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sql/lock.cc:
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sql/log.cc:
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sql/log_event.h:
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sql/mf_iocache.cc:
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sql/mysql_priv.h:
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sql/net_serv.cc:
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sql/opt_range.cc:
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sql/repl_failsafe.cc:
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sql/repl_failsafe.h:
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sql/slave.cc:
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sql/slave.h:
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sql/sql_analyse.cc:
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sql/sql_base.cc:
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sql-bench/crash-me.sh:
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sql/share/polish/errmsg.txt:
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sql/sql_class.h:
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sql/sql_rename.cc:
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sql/sql_repl.cc:
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sql/sql_repl.h:
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sql/sql_update.cc:
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sql/stacktrace.c:
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sql/table.cc:
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sql/unireg.h:
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strings/ctype-tis620.c:
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strings/t_ctype.h:
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support-files/mysql.spec.sh:
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tests/grant.res:
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vio/viosocket.c:
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This commit is contained in:
unknown
2003-03-16 19:17:54 +02:00
parent 59bf6f6ea5 bfbb0ad69d
commit a821703912
196 changed files with 11754 additions and 904 deletions
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18
myisam/mi_open.c
View File

@ -37,6 +37,14 @@ static void setup_key_functions(MI_KEYDEF *keyinfo);
pos+=size;}
#define disk_pos_assert(pos, end_pos) \
if (pos > end_pos) \
{ \
my_errno=HA_ERR_CRASHED; \
goto err; \
}
/******************************************************************************
** Return the shared struct if the table is already open.
** In MySQL the server will handle version issues.
@ -72,7 +80,7 @@ MI_INFO *mi_open(const char *name, int mode, uint open_flags)
key_parts,unique_key_parts,fulltext_keys,uniques;
char name_buff[FN_REFLEN], org_name [FN_REFLEN], index_name[FN_REFLEN],
data_name[FN_REFLEN];
char *disk_cache,*disk_pos;
char *disk_cache, *disk_pos, *end_pos;
MI_INFO info,*m_info,*old_info;
MYISAM_SHARE share_buff,*share;
ulong rec_per_key_part[MI_MAX_POSSIBLE_KEY*MI_MAX_KEY_SEG];
@ -139,11 +147,12 @@ MI_INFO *mi_open(const char *name, int mode, uint open_flags)
info_length=mi_uint2korr(share->state.header.header_length);
base_pos=mi_uint2korr(share->state.header.base_pos);
if (!(disk_cache=(char*) my_alloca(info_length)))
if (!(disk_cache=(char*) my_alloca(info_length+128)))
{
my_errno=ENOMEM;
goto err;
}
end_pos=disk_cache+info_length;
errpos=2;
VOID(my_seek(kfile,0L,MY_SEEK_SET,MYF(0)));
@ -288,6 +297,8 @@ MI_INFO *mi_open(const char *name, int mode, uint open_flags)
for (i=0 ; i < keys ; i++)
{
disk_pos=mi_keydef_read(disk_pos, &share->keyinfo[i]);
disk_pos_assert(disk_pos + share->keyinfo[i].keysegs * MI_KEYSEG_SIZE,
end_pos);
if (share->keyinfo[i].key_alg == HA_KEY_ALG_RTREE)
have_rtree=1;
set_if_smaller(share->blocksize,share->keyinfo[i].block_length);
@ -361,6 +372,8 @@ MI_INFO *mi_open(const char *name, int mode, uint open_flags)
for (i=0 ; i < uniques ; i++)
{
disk_pos=mi_uniquedef_read(disk_pos, &share->uniqueinfo[i]);
disk_pos_assert(disk_pos + share->uniqueinfo[i].keysegs *
MI_KEYSEG_SIZE, end_pos);
share->uniqueinfo[i].seg=pos;
for (j=0 ; j < share->uniqueinfo[i].keysegs; j++,pos++)
{
@ -384,6 +397,7 @@ MI_INFO *mi_open(const char *name, int mode, uint open_flags)
}
}
disk_pos_assert(disk_pos + share->base.fields *MI_COLUMNDEF_SIZE, end_pos);
for (i=j=offset=0 ; i < share->base.fields ; i++)
{
disk_pos=mi_recinfo_read(disk_pos,&share->rec[i]);