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BitKeeper/etc/gone:
  auto-union
BitKeeper/etc/logging_ok:
  auto-union
BitKeeper/deleted/.del-skipkeys~207548ca813d5081:
  'Auto converge rename'
libmysqld/lib_sql.cc:
  Auto merged
sql/field.h:
  Auto merged
sql/ha_myisam.cc:
  Auto merged
sql/item.h:
  Auto merged
sql/mysql_priv.h:
  Auto merged
sql/mysqld.cc:
  Auto merged
sql/sql_base.cc:
  Auto merged
sql/sql_class.cc:
  Auto merged
sql/sql_class.h:
  Auto merged
sql/sql_handler.cc:
  Auto merged
sql/sql_parse.cc:
  Auto merged
sql/sql_select.cc:
  Auto merged
sql/sql_table.cc:
  Auto merged
This commit is contained in:
unknown
2002-11-07 12:20:08 +04:00
parent ef5edca393 328fdfa086
commit 36140ba7c5
27 changed files with 1792 additions and 371 deletions
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2
BitKeeper/etc/logging_ok
View File

@ -20,6 +20,8 @@ heikki@donna.mysql.fi
heikki@hundin.mysql.fi
heikki@rescue.
heikki@work.mysql.com
hf@bison.(none)
hf@bisonxp.(none)
hf@genie.(none)
jani@dsl-jkl1657.dial.inet.fi
jani@hynda.(none)

4
client/mysqltest.c
View File

@ -314,6 +314,10 @@ int mysql_rpl_parse_enabled(MYSQL* mysql __attribute__((unused))) { return 1; }
my_bool mysql_rpl_probe(MYSQL *mysql __attribute__((unused))) { return 1; }
#endif
#ifdef EMBEDDED_LIBRARY
#define mysql_send_query mysql_real_query
#endif
#define MAX_SERVER_ARGS 20
static int embedded_server_arg_count=0;

25
include/mysql.h
View File

@ -108,6 +108,9 @@ typedef struct st_mysql_data {
unsigned int fields;
MYSQL_ROWS *data;
MEM_ROOT alloc;
#ifdef EMBEDDED_LIBRARY
MYSQL_ROWS **prev_ptr;
#endif
} MYSQL_DATA;
struct st_mysql_options {
@ -137,13 +140,20 @@ struct st_mysql_options {
a read that is replication-aware
*/
my_bool no_master_reads;
#ifdef EMBEDDED_LIBRARY
my_bool separate_thread;
#endif
};
enum mysql_option { MYSQL_OPT_CONNECT_TIMEOUT, MYSQL_OPT_COMPRESS,
MYSQL_OPT_NAMED_PIPE, MYSQL_INIT_COMMAND,
MYSQL_READ_DEFAULT_FILE, MYSQL_READ_DEFAULT_GROUP,
MYSQL_SET_CHARSET_DIR, MYSQL_SET_CHARSET_NAME,
MYSQL_OPT_LOCAL_INFILE};
MYSQL_OPT_LOCAL_INFILE,
#ifdef EMBEDDED_LIBRARY
MYSQL_OPT_USE_RESULT
#endif
};
enum mysql_status { MYSQL_STATUS_READY,MYSQL_STATUS_GET_RESULT,
MYSQL_STATUS_USE_RESULT};
@ -156,13 +166,19 @@ enum mysql_status { MYSQL_STATUS_READY,MYSQL_STATUS_GET_RESULT,
enum mysql_rpl_type { MYSQL_RPL_MASTER, MYSQL_RPL_SLAVE,
MYSQL_RPL_ADMIN };
struct st_mysql_res;
typedef struct st_mysql
{
NET net; /* Communication parameters */
gptr connector_fd; /* ConnectorFd for SSL */
char *host,*user,*passwd,*unix_socket,*server_version,*host_info,
*info,*db;
#ifndef _0EMBEDDED_LIBRARY
char *host,*user,*passwd,*unix_socket,*server_version,*host_info,*info;
#endif
#ifdef EMBEDDED_LIBRARY
struct st_mysql_res *result;
#endif
char *db;
struct charset_info_st *charset;
MYSQL_FIELD *fields;
MEM_ROOT field_alloc;
@ -201,6 +217,9 @@ typedef struct st_mysql
typedef struct st_mysql_res {
#ifdef EMBEDDED_LIBRARY
const char *query_str;
#endif
my_ulonglong row_count;
MYSQL_FIELD *fields;
MYSQL_DATA *data;

9
include/violite.h
View File

@ -31,8 +31,13 @@
extern "C" {
#endif /* __cplusplus */
enum enum_vio_type { VIO_CLOSED, VIO_TYPE_TCPIP, VIO_TYPE_SOCKET,
VIO_TYPE_NAMEDPIPE, VIO_TYPE_SSL};
enum enum_vio_type {
VIO_CLOSED, VIO_TYPE_TCPIP, VIO_TYPE_SOCKET,
VIO_TYPE_NAMEDPIPE, VIO_TYPE_SSL
#ifdef EMBEDDED_LIBRARY
,VIO_SHARED_MEMORY, VIO_BUFFER
#endif
};
#ifndef __WIN__
#define HANDLE void *

7
libmysqld/embedded_priv.h
View File

@ -26,6 +26,9 @@ C_MODE_START
extern void start_embedded_connection(NET * net);
extern void end_embedded_connection(NET * net);
extern void lib_connection_phase(NET *net, int phase);
extern bool lib_dispatch_command(enum enum_server_command command, NET *net,
const char *arg, ulong length);
extern void init_embedded_mysql(MYSQL *mysql, int client_flag, char *db);
extern void *create_embedded_thd(Vio *vio, unsigned char *buff, int client_flag, char *db);
extern NET *get_mysql_net(MYSQL *mysql);
extern my_bool simple_command(MYSQL *mysql,enum enum_server_command command, const char *arg,
ulong length, my_bool skipp_check);
C_MODE_END

934
libmysqld/lib_sql.cc
View File

@ -23,6 +23,11 @@
#define mysql_unix_port mysql_inix_port1
#define mysql_port mysql_port1
static int fake_argc= 1;
static char *fake_argv[]= {(char *)"", 0};
static const char *fake_groups[] = { "server", "embedded", 0 };
static char inited, org_my_init_done;
#if defined (__WIN__)
#include "../sql/mysqld.cpp"
#else
@ -32,6 +37,7 @@
#define SCRAMBLE_LENGTH 8
C_MODE_START
#include "lib_vio.c"
#include "errmsg.h"
static int check_connections1(THD * thd);
static int check_connections2(THD * thd);
@ -41,19 +47,44 @@ static bool check_user(THD *thd, enum_server_command command,
char * get_mysql_home(){ return mysql_home;};
char * get_mysql_real_data_home(){ return mysql_real_data_home;};
bool lib_dispatch_command(enum enum_server_command command, NET *net,
const char *arg, ulong length)
my_bool simple_command(MYSQL *mysql,enum enum_server_command command, const char *arg,
ulong length, my_bool skipp_check)
{
NET *net= &mysql->net;
my_bool result= 1;
THD *thd=(THD *) net->vio->dest_thd;
thd->store_globals(); // Fix if more than one connect
thd->net.last_error[0]=0; // Clear error message
thd->net.last_errno=0;
net_new_transaction(&thd->net);
return dispatch_command(command, thd, (char *) arg, length + 1);
/* Check that we are calling the client functions in right order */
if (mysql->status != MYSQL_STATUS_READY)
{
strmov(net->last_error,ER(mysql->net.last_errno=CR_COMMANDS_OUT_OF_SYNC));
return 1;
}
/* Clear result variables */
mysql->net.last_error[0]=0;
mysql->net.last_errno=0;
mysql->info=0;
mysql->affected_rows= ~(my_ulonglong) 0;
/* Clear receive buffer and vio packet list */
net_clear(net);
vio_reset(net->vio);
thd->store_globals(); // Fix if more than one connect
// thd->net.last_error[0]=0; // Clear error message
// thd->net.last_errno=0;
net_new_transaction(net);
result= dispatch_command(command, thd, (char *) arg, length + 1);
if (!skipp_check)
result= net->last_errno ? -1 : 0;
return result;
}
#ifdef _DUMMY
void lib_connection_phase(NET * net, int phase)
{
THD * thd;
@ -82,7 +113,7 @@ void start_embedded_conn1(NET * net)
Vio * v = net->vio;
if (!v)
{
v = vio_new(0,VIO_CLOSED,0);
v = vio_new(0,VIO_BUFFER,0);
net->vio = v;
}
if (v)
@ -113,9 +144,6 @@ void start_embedded_conn1(NET * net)
check_connections1(thd);
}
static int
check_connections1(THD *thd)
{
@ -211,6 +239,9 @@ check_connections2(THD * thd)
thd->password=test(passwd[0]);
return 0;
}
#else
C_MODE_END
#endif /* _DUMMY */
static bool check_user(THD *thd,enum_server_command command, const char *user,
const char *passwd, const char *db, bool check_count)
@ -277,9 +308,136 @@ static bool check_user(THD *thd,enum_server_command command, const char *user,
extern "C"
{
static my_bool inited, org_my_init_done;
ulong max_allowed_packet, net_buffer_length;
int STDCALL mysql_server_init(int argc, char **argv, char **groups)
{
char glob_hostname[FN_REFLEN];
/* This mess is to allow people to call the init function without
* having to mess with a fake argv */
int *argcp;
char ***argvp;
int fake_argc = 1;
char *fake_argv[] = { (char *)"", 0 };
const char *fake_groups[] = { "server", "embedded", 0 };
if (argc)
{
argcp = &argc;
argvp = (char***) &argv;
}
else
{
argcp = &fake_argc;
argvp = (char ***) &fake_argv;
}
if (!groups)
groups = (char**) fake_groups;
/* Only call MY_INIT() if it hasn't been called before */
if (!inited)
{
inited=1;
org_my_init_done=my_init_done;
}
if (!org_my_init_done)
{
MY_INIT((char *)"mysql_embedded"); // init my_sys library & pthreads
}
if (init_common_variables("my", argc, argv, (const char **)groups))
{
mysql_server_end();
return 1;
}
/* Get default temporary directory */
opt_mysql_tmpdir=getenv("TMPDIR"); /* Use this if possible */
#if defined( __WIN__) || defined(OS2)
if (!opt_mysql_tmpdir)
opt_mysql_tmpdir=getenv("TEMP");
if (!opt_mysql_tmpdir)
opt_mysql_tmpdir=getenv("TMP");
#endif
if (!opt_mysql_tmpdir || !opt_mysql_tmpdir[0])
opt_mysql_tmpdir=(char*) P_tmpdir; /* purecov: inspected */
if (init_thread_environement())
{
mysql_server_end();
return 1;
}
umask(((~my_umask) & 0666));
if (init_server_components())
{
mysql_server_end();
return 1;
}
error_handler_hook = my_message_sql;
opt_noacl = 1; // No permissions
if (acl_init(opt_noacl))
{
mysql_server_end();
return 1;
}
if (!opt_noacl)
(void) grant_init();
init_max_user_conn();
init_update_queries();
#ifdef HAVE_DLOPEN
if (!opt_noacl)
udf_init();
#endif
if (opt_bin_log)
{
if (!opt_bin_logname)
{
char tmp[FN_REFLEN];
/* TODO: The following should be using fn_format(); We just need to
first change fn_format() to cut the file name if it's too long.
*/
strmake(tmp,glob_hostname,FN_REFLEN-5);
strmov(strcend(tmp,'.'),"-bin");
opt_bin_logname=my_strdup(tmp,MYF(MY_WME));
}
open_log(&mysql_bin_log, glob_hostname, opt_bin_logname, "-bin",
opt_binlog_index_name, LOG_BIN);
using_update_log=1;
}
(void) thr_setconcurrency(concurrency); // 10 by default
if (
#ifdef HAVE_BERKELEY_DB
!berkeley_skip ||
#endif
(flush_time && flush_time != ~(ulong) 0L))
{
pthread_t hThread;
if (pthread_create(&hThread,&connection_attrib,handle_manager,0))
sql_print_error("Warning: Can't create thread to manage maintenance");
}
/*
Update mysqld variables from client variables if set
The client variables are set also by get_one_option() in mysqld.cc
*/
if (max_allowed_packet)
global_system_variables.max_allowed_packet= max_allowed_packet;
if (net_buffer_length)
global_system_variables.net_buffer_length= net_buffer_length;
return 0;
}
#ifdef __DUMMY
int STDCALL mysql_server_init(int argc, char **argv, char **groups)
{
char glob_hostname[FN_REFLEN];
@ -562,6 +720,288 @@ int STDCALL mysql_server_init(int argc, char **argv, char **groups)
return 0;
}
int STDCALL mysql_server_init(int argc, char **argv, char **groups)
{
char glob_hostname[FN_REFLEN];
/* This mess is to allow people to call the init function without
* having to mess with a fake argv */
int *argcp;
char ***argvp;
int fake_argc = 1;
char *fake_argv[] = { (char *)"", 0 };
const char *fake_groups[] = { "server", "embedded", 0 };
if (argc)
{
argcp = &argc;
argvp = (char***) &argv;
}
else
{
argcp = &fake_argc;
argvp = (char ***) &fake_argv;
}
if (!groups)
groups = (char**) fake_groups;
my_umask=0660; // Default umask for new files
my_umask_dir=0700; // Default umask for new directories
/* Only call MY_INIT() if it hasn't been called before */
if (!inited)
{
inited=1;
org_my_init_done=my_init_done;
}
if (!org_my_init_done)
{
MY_INIT((char *)"mysql_embedded"); // init my_sys library & pthreads
}
tzset(); // Set tzname
start_time=time((time_t*) 0);
#ifdef HAVE_TZNAME
#if defined(HAVE_LOCALTIME_R) && defined(_REENTRANT)
{
struct tm tm_tmp;
localtime_r(&start_time,&tm_tmp);
strmov(time_zone,tzname[tm_tmp.tm_isdst != 0 ? 1 : 0]);
}
#else
{
struct tm *start_tm;
start_tm=localtime(&start_time);
strmov(time_zone,tzname[start_tm->tm_isdst != 0 ? 1 : 0]);
}
#endif
#endif
if (gethostname(glob_hostname,sizeof(glob_hostname)-4) < 0)
strmov(glob_hostname,"mysql");
#ifndef DBUG_OFF
strxmov(strend(server_version),MYSQL_SERVER_SUFFIX,"-debug",NullS);
#else
strmov(strend(server_version),MYSQL_SERVER_SUFFIX);
#endif
load_defaults("my", (const char **) groups, argcp, argvp);
defaults_argv=*argvp;
/* Get default temporary directory */
opt_mysql_tmpdir=getenv("TMPDIR"); /* Use this if possible */
#if defined( __WIN__) || defined(OS2)
if (!opt_mysql_tmpdir)
opt_mysql_tmpdir=getenv("TEMP");
if (!opt_mysql_tmpdir)
opt_mysql_tmpdir=getenv("TMP");
#endif
if (!opt_mysql_tmpdir || !opt_mysql_tmpdir[0])
opt_mysql_tmpdir=(char*) P_tmpdir; /* purecov: inspected */
set_options();
get_options(*argcp, *argvp);
if (opt_log || opt_update_log || opt_slow_log || opt_bin_log)
strcat(server_version,"-log");
DBUG_PRINT("info",("%s Ver %s for %s on %s\n",my_progname,
server_version, SYSTEM_TYPE,MACHINE_TYPE));
/* These must be set early */
(void) pthread_mutex_init(&LOCK_mysql_create_db,MY_MUTEX_INIT_SLOW);
(void) pthread_mutex_init(&LOCK_Acl,MY_MUTEX_INIT_SLOW);
(void) pthread_mutex_init(&LOCK_open,MY_MUTEX_INIT_FAST);
(void) pthread_mutex_init(&LOCK_thread_count,MY_MUTEX_INIT_FAST);
(void) pthread_mutex_init(&LOCK_mapped_file,MY_MUTEX_INIT_SLOW);
(void) pthread_mutex_init(&LOCK_status,MY_MUTEX_INIT_FAST);
(void) pthread_mutex_init(&LOCK_error_log,MY_MUTEX_INIT_FAST);
(void) pthread_mutex_init(&LOCK_delayed_insert,MY_MUTEX_INIT_FAST);
(void) pthread_mutex_init(&LOCK_delayed_status,MY_MUTEX_INIT_FAST);
(void) pthread_mutex_init(&LOCK_delayed_create,MY_MUTEX_INIT_SLOW);
(void) pthread_mutex_init(&LOCK_manager,MY_MUTEX_INIT_FAST);
(void) pthread_mutex_init(&LOCK_crypt,MY_MUTEX_INIT_FAST);
(void) pthread_mutex_init(&LOCK_bytes_sent,MY_MUTEX_INIT_FAST);
(void) pthread_mutex_init(&LOCK_bytes_received,MY_MUTEX_INIT_FAST);
(void) pthread_mutex_init(&LOCK_timezone,MY_MUTEX_INIT_FAST);
(void) pthread_mutex_init(&LOCK_user_conn, MY_MUTEX_INIT_FAST);
(void) pthread_mutex_init(&LOCK_rpl_status, MY_MUTEX_INIT_FAST);
(void) pthread_mutex_init(&LOCK_active_mi, MY_MUTEX_INIT_FAST);
(void) pthread_mutex_init(&LOCK_global_system_variables, MY_MUTEX_INIT_FAST);
(void) my_rwlock_init(&LOCK_grant, NULL);
(void) pthread_cond_init(&COND_thread_count,NULL);
(void) pthread_cond_init(&COND_refresh,NULL);
(void) pthread_cond_init(&COND_thread_cache,NULL);
(void) pthread_cond_init(&COND_flush_thread_cache,NULL);
(void) pthread_cond_init(&COND_manager,NULL);
(void) pthread_cond_init(&COND_rpl_status, NULL);
if (set_default_charset_by_name(sys_charset.value, MYF(MY_WME)))
{
mysql_server_end();
return 1;
}
charsets_list = list_charsets(MYF(MY_CS_COMPILED|MY_CS_CONFIG));
/* Parameter for threads created for connections */
(void) pthread_attr_init(&connection_attrib);
(void) pthread_attr_setdetachstate(&connection_attrib,
PTHREAD_CREATE_DETACHED);
pthread_attr_setstacksize(&connection_attrib,thread_stack);
pthread_attr_setscope(&connection_attrib, PTHREAD_SCOPE_SYSTEM);
#if defined( SET_RLIMIT_NOFILE) || defined( OS2)
/* connections and databases needs lots of files */
{
uint wanted_files=10+(uint) max(max_connections*5,
max_connections+table_cache_size*2);
set_if_bigger(wanted_files, open_files_limit);
// Note that some system returns 0 if we succeed here:
uint files=set_maximum_open_files(wanted_files);
if (files && files < wanted_files && ! open_files_limit)
{
max_connections= (ulong) min((files-10),max_connections);
table_cache_size= (ulong) max((files-10-max_connections)/2,64);
DBUG_PRINT("warning",
("Changed limits: max_connections: %ld table_cache: %ld",
max_connections,table_cache_size));
sql_print_error("Warning: Changed limits: max_connections: %ld table_cache: %ld",max_connections,table_cache_size);
}
}
#endif
unireg_init(opt_specialflag); /* Set up extern variabels */
init_errmessage(); /* Read error messages from file */
lex_init();
item_init();
set_var_init();
mysys_uses_curses=0;
#ifdef USE_REGEX
regex_init();
#endif
if (use_temp_pool && bitmap_init(&temp_pool,1024,1))
{
mysql_server_end();
return 1;
}
/*
We have enough space for fiddling with the argv, continue
*/
umask(((~my_umask) & 0666));
table_cache_init();
hostname_cache_init();
query_cache_result_size_limit(query_cache_limit);
query_cache_resize(query_cache_size);
randominit(&sql_rand,(ulong) start_time,(ulong) start_time/2);
reset_floating_point_exceptions();
init_thr_lock();
init_slave_list();
/* Setup log files */
if (opt_log)
open_log(&mysql_log, glob_hostname, opt_logname, ".log", NullS,
LOG_NORMAL);
if (opt_update_log)
{
open_log(&mysql_update_log, glob_hostname, opt_update_logname, "",
NullS, LOG_NEW);
using_update_log=1;
}
if (opt_slow_log)
open_log(&mysql_slow_log, glob_hostname, opt_slow_logname, "-slow.log",
NullS, LOG_NORMAL);
if (ha_init())
{
sql_print_error("Can't init databases");
exit(1);
}
ha_key_cache();
#if defined(HAVE_MLOCKALL) && defined(MCL_CURRENT)
if (locked_in_memory && !geteuid())
{
if (mlockall(MCL_CURRENT))
{
sql_print_error("Warning: Failed to lock memory. Errno: %d\n",errno);
}
else
locked_in_memory=1;
}
#else
locked_in_memory=0;
#endif
if (opt_myisam_log)
(void) mi_log( 1 );
ft_init_stopwords(ft_precompiled_stopwords);
/*
init signals & alarm
After this we can't quit by a simple unireg_abort
*/
error_handler_hook = my_message_sql;
if (pthread_key_create(&THR_THD,NULL) ||
pthread_key_create(&THR_MALLOC,NULL))
{
sql_print_error("Can't create thread-keys");
exit(1);
}
opt_noacl = 1; // No permissions
if (acl_init(opt_noacl))
{
mysql_server_end();
return 1;
}
if (!opt_noacl)
(void) grant_init();
init_max_user_conn();
init_update_queries();
#ifdef HAVE_DLOPEN
if (!opt_noacl)
udf_init();
#endif
if (opt_bin_log)
{
if (!opt_bin_logname)
{
char tmp[FN_REFLEN];
/* TODO: The following should be using fn_format(); We just need to
first change fn_format() to cut the file name if it's too long.
*/
strmake(tmp,glob_hostname,FN_REFLEN-5);
strmov(strcend(tmp,'.'),"-bin");
opt_bin_logname=my_strdup(tmp,MYF(MY_WME));
}
open_log(&mysql_bin_log, glob_hostname, opt_bin_logname, "-bin",
opt_binlog_index_name, LOG_BIN);
using_update_log=1;
}
(void) thr_setconcurrency(concurrency); // 10 by default
if (
#ifdef HAVE_BERKELEY_DB
!berkeley_skip ||
#endif
(flush_time && flush_time != ~(ulong) 0L))
{
pthread_t hThread;
if (pthread_create(&hThread,&connection_attrib,handle_manager,0))
sql_print_error("Warning: Can't create thread to manage maintenance");
}
/*
Update mysqld variables from client variables if set
The client variables are set also by get_one_option() in mysqld.cc
*/
if (max_allowed_packet)
global_system_variables.max_allowed_packet= max_allowed_packet;
if (net_buffer_length)
global_system_variables.net_buffer_length= net_buffer_length;
return 0;
}
#endif
void STDCALL mysql_server_end()
{
@ -594,7 +1034,7 @@ void STDCALL mysql_thread_end()
void start_embedded_connection(NET * net)
{
start_embedded_conn1(net);
// start_embedded_conn1(net);
}
void end_embedded_connection(NET * net)
@ -604,3 +1044,469 @@ void end_embedded_connection(NET * net)
}
} /* extern "C" */
C_MODE_START
NET *get_mysql_net(MYSQL *mysql)
{
return &((THD *)mysql->net.vio->dest_thd)->net;
}
void init_embedded_mysql(MYSQL *mysql, int client_flag, char *db)
{
THD *thd = (THD *)mysql->net.vio->dest_thd;
mysql->reconnect= 1; /* Reconnect as default */
mysql->server_status= SERVER_STATUS_AUTOCOMMIT;
mysql->protocol_version= ::protocol_version;
mysql->thread_id= thd->thread_id;
strmake(mysql->scramble_buff, thd->scramble, 8);
mysql->server_capabilities= CLIENT_LONG_FLAG | CLIENT_CONNECT_WITH_DB |
CLIENT_TRANSACTIONS;
mysql->server_language= MY_CHARSET_CURRENT;
mysql->server_status= thd->server_status;
mysql->client_flag= client_flag | mysql->options.client_flag;
mysql->db= db;
thd->mysql= mysql;
}
C_MODE_END
static int embedded_thd_net_init(NET *net, unsigned char *buff)
{
net->buff = buff;
if (net_buffer_length > max_allowed_packet)
max_allowed_packet= net_buffer_length;
net->buff_end= net->buff+(net->max_packet=net_buffer_length);
net->vio= NULL;
net->no_send_ok= 0;
net->error=0; net->return_errno=0; net->return_status=0;
// net->timeout=(uint) net_read_timeout; /* Timeout for read */
net->pkt_nr= net->compress_pkt_nr=0;
net->write_pos= net->read_pos = net->buff;
net->last_error[0]= 0;
net->compress= 0;
net->reading_or_writing= 0;
net->where_b = net->remain_in_buf= 0;
net->last_errno= 0;
net->query_cache_query= 0;
return 0;
}
C_MODE_START
void *create_embedded_thd(Vio *vio, unsigned char *buff, int client_flag, char *db)
{
THD * thd= new THD;
embedded_thd_net_init(&thd->net, buff);
/* if (protocol_version>9) */
thd->net.return_errno=1;
thd->thread_id= thread_id++;
if (thd->store_globals())
{
fprintf(stderr,"store_globals failed.\n");
return NULL;
}
thd->mysys_var= my_thread_var;
thd->dbug_thread_id= my_thread_id();
thd->thread_stack= (char*) &thd;
// if (thd->max_join_size == HA_POS_ERROR)
// thd->options |= OPTION_BIG_SELECTS;
thd->proc_info=0; // Remove 'login'
thd->command=COM_SLEEP;
thd->version=refresh_version;
thd->set_time();
init_sql_alloc(&thd->mem_root,8192,8192);
thd->client_capabilities= client_flag;
// thd->max_packet_length= max_allowed_packet;
thd->net.vio = vio;
// if (thd->client_capabilities & CLIENT_INTERACTIVE)
// thd->inactive_timeout= net_interactive_timeout;
if (thd->client_capabilities & CLIENT_TRANSACTIONS)
thd->net.return_status= &thd->server_status;
thd->db= db;
thd->db_length= db ? strip_sp(db) : 0;
thd->db_access= DB_ACLS;
thd->master_access= ~NO_ACCESS;
return thd;
}
C_MODE_END
bool send_fields(THD *thd, List<Item> &list, uint flag)
{
List_iterator_fast<Item> it(list);
Item *item;
MEM_ROOT *alloc;
MYSQL_FIELD *field, *client_field;
unsigned int field_count= list.elements;
MYSQL *mysql= thd->mysql;
if (!(mysql->result=(MYSQL_RES*) my_malloc(sizeof(MYSQL_RES)+
sizeof(ulong) * field_count,
MYF(MY_WME | MY_ZEROFILL))))
goto err;
mysql->field_count=field_count;
alloc= &mysql->field_alloc;
field= (MYSQL_FIELD *)alloc_root(alloc, sizeof(MYSQL_FIELD)*list.elements);
if (!field)
goto err;
client_field= field;
while ((item= it++))
{
Send_field server_field;
item->make_field(&server_field);
client_field->table= strdup_root(alloc, server_field.table_name);
client_field->name= strdup_root(alloc,server_field.col_name);
client_field->length= server_field.length;
client_field->type= server_field.type;
client_field->flags= server_field.flags;
client_field->decimals= server_field.decimals;
if (INTERNAL_NUM_FIELD(client_field))
client_field->flags|= NUM_FLAG;
if (flag & 2)
{
char buff[80];
String tmp(buff, sizeof(buff), default_charset_info), *res;
if (!(res=item->val_str(&tmp)))
client_field->def= strdup_root(alloc, "");
else
client_field->def= strdup_root(alloc, tmp.ptr());
}
else
client_field->def=0;
client_field->max_length= 0;
++client_field;
}
mysql->result->fields = field;
if (!(mysql->result->data= (MYSQL_DATA*) my_malloc(sizeof(MYSQL_DATA),
MYF(MY_WME | MY_ZEROFILL))))
goto err;
init_alloc_root(&mysql->result->data->alloc,8192,0); /* Assume rowlength < 8192 */
mysql->result->data->alloc.min_malloc=sizeof(MYSQL_ROWS);
mysql->result->data->rows=0;
mysql->result->data->fields=field_count;
mysql->result->field_count=field_count;
mysql->result->data->prev_ptr= &mysql->result->data->data;
mysql->result->field_alloc= mysql->field_alloc;
mysql->result->current_field=0;
mysql->result->current_row=0;
return 0;
err:
send_error(thd, ER_OUT_OF_RESOURCES); /* purecov: inspected */
return 1; /* purecov: inspected */
}
/* Get the length of next field. Change parameter to point at fieldstart */
static ulong
net_field_length(uchar **packet)
{
reg1 uchar *pos= *packet;
if (*pos < 251)
{
(*packet)++;
return (ulong) *pos;
}
if (*pos == 251)
{
(*packet)++;
return NULL_LENGTH;
}
if (*pos == 252)
{
(*packet)+=3;
return (ulong) uint2korr(pos+1);
}
if (*pos == 253)
{
(*packet)+=4;
return (ulong) uint3korr(pos+1);
}
(*packet)+=9; /* Must be 254 when here */
return (ulong) uint4korr(pos+1);
}
#ifdef __DUMMY
bool select_send___send_data(List<Item> &items)
{
List_iterator_fast<Item> li(items);
Item *item;
String *packet= &thd->packet;
MYSQL *mysql= thd->mysql;
MYSQL_DATA *result= mysql->result->data;
MYSQL_ROWS **prev_ptr= &mysql->result->data->data;
MYSQL_ROWS *cur;
MEM_ROOT *alloc= &mysql->result->data->alloc;
char *to;
int n_fields= items.elements;
uchar *cp;
MYSQL_FIELD *mysql_fields= mysql->result->fields;
MYSQL_ROW cur_field, end_field;
ulong len;
DBUG_ENTER("send_data");
if (unit->offset_limit_cnt)
{ // using limit offset,count
unit->offset_limit_cnt--;
DBUG_RETURN(0);
}
thd->packet.length(0);
while ((item=li++))
{
if (item->send(thd, packet))
{
packet->free();
my_error(ER_OUT_OF_RESOURCES, MYF(0));
DBUG_RETURN(1);
}
}
result->rows++;
if (!(cur= (MYSQL_ROWS *)alloc_root(alloc, sizeof(MYSQL_ROWS))) ||
!(cur->data= (MYSQL_ROW)alloc_root(alloc,
(n_fields + 1) * sizeof(char *) + packet->length())))
{
my_error(ER_OUT_OF_RESOURCES,MYF(0));
DBUG_RETURN(1);
}
*result->prev_ptr= cur;
result->prev_ptr= &cur->next;
to= (char*) (cur->data+n_fields+1);
cp= (uchar *)packet->ptr();
end_field= cur->data + n_fields;
for (cur_field=cur->data; cur_field<end_field; ++cur_field, ++mysql_fields)
{
if ((len= (ulong) net_field_length(&cp)) == NULL_LENGTH)
{
*cur_field = 0;
}
else
{
*cur_field= to;
memcpy(to,(char*) cp,len);
to[len]=0;
to+=len+1;
cp+=len;
if (mysql_fields->max_length < len)
mysql_fields->max_length=len;
}
}
*cur_field= to;
DBUG_RETURN(0);
}
#endif
bool select_send::send_data(List<Item> &items)
{
List_iterator_fast<Item> li(items);
Item *item;
MYSQL_ROWS *cur;
int n_fields= items.elements;
ulong len;
CONVERT *convert= thd->variables.convert_set;
CHARSET_INFO *charset_info= thd->packet.charset();
MYSQL_DATA *result= thd->mysql->result->data;
MEM_ROOT *alloc= &result->alloc;
MYSQL_ROW cur_field;
MYSQL_FIELD *mysql_fields= thd->mysql->result->fields;
DBUG_ENTER("send_data");
if (unit->offset_limit_cnt)
{ // using limit offset,count
unit->offset_limit_cnt--;
DBUG_RETURN(0);
}
result->rows++;
if (!(cur= (MYSQL_ROWS *)alloc_root(alloc, sizeof(MYSQL_ROWS)+(n_fields + 1) * sizeof(char *))))
{
my_error(ER_OUT_OF_RESOURCES,MYF(0));
DBUG_RETURN(1);
}
cur->data= (MYSQL_ROW)(((char *)cur) + sizeof(MYSQL_ROWS));
*result->prev_ptr= cur;
result->prev_ptr= &cur->next;
cur_field=cur->data;
for (item=li++; item; item=li++, cur_field++, mysql_fields++)
{
if (item->embedded_send(convert, charset_info, alloc, cur_field, &len))
{
my_error(ER_OUT_OF_RESOURCES,MYF(0));
DBUG_RETURN(1);
}
if (mysql_fields->max_length < len)
mysql_fields->max_length=len;
}
*cur_field= 0;
DBUG_RETURN(0);
}
bool do_command(THD *thd)
{
MYSQL *mysql= thd->mysql;
char *packet;
uint old_timeout;
ulong packet_length;
NET *net;
enum enum_server_command command;
DBUG_ENTER("do_command");
net= &thd->net;
thd->current_tablenr=0;
packet=0;
// old_timeout=net->timeout;
// net->timeout=(uint) thd->inactive_timeout; // Wait max for 8 hours
net->last_error[0]=0; // Clear error message
net->last_errno=0;
net_new_transaction(net);
if ((packet_length=my_net_read(net)) == packet_error)
{
DBUG_PRINT("info",("Got error reading command from socket %s",
vio_description(net->vio) ));
return TRUE;
}
else
{
packet=(char*) net->read_pos;
command = (enum enum_server_command) (uchar) packet[0];
DBUG_PRINT("info",("Command on %s = %d (%s)",
vio_description(net->vio), command,
command_name[command]));
}
// net->timeout=old_timeout; // Timeout for writing
DBUG_RETURN(dispatch_command(command,thd, packet+1, (uint) packet_length));
}
void
send_ok(THD *thd,ha_rows affected_rows,ulonglong id,const char *message)
{
NET *net= &thd->net;
if (net->no_send_ok) // hack for re-parsing queries
return;
DBUG_ENTER("send_ok");
MYSQL *mysql= current_thd->mysql;
mysql->affected_rows= affected_rows;
mysql->insert_id= id;
if (net->return_status)
mysql->server_status= *net->return_status;
if (message)
{
strmake(net->last_error, message, sizeof(net->last_error));
mysql->info= net->last_error;
}
DBUG_VOID_RETURN;
}
void
send_eof(THD *thd, bool no_flush)
{
/* static char eof_buff[1]= { (char) 254 };
NET *net= &thd->net;
DBUG_ENTER("send_eof");
if (net->vio != 0)
{
if (!no_flush && (thd->client_capabilities & CLIENT_PROTOCOL_41))
{
char buff[5];
uint tmp= min(thd->total_warn_count, 65535);
buff[0]=254;
int2store(buff+1, tmp);
int2store(buff+3, 0); // No flags yet
VOID(my_net_write(net,buff,5));
VOID(net_flush(net));
}
else
{
VOID(my_net_write(net,eof_buff,1));
if (!no_flush)
VOID(net_flush(net));
}
}
DBUG_VOID_RETURN;
*/
}
int embedded_send_row(THD *thd, int n_fields, char *data, int data_len)
{
MYSQL *mysql= thd->mysql;
MYSQL_DATA *result= mysql->result->data;
MYSQL_ROWS **prev_ptr= &mysql->result->data->data;
MYSQL_ROWS *cur;
MEM_ROOT *alloc= &mysql->result->data->alloc;
char *to;
uchar *cp;
MYSQL_FIELD *mysql_fields= mysql->result->fields;
MYSQL_ROW cur_field, end_field;
ulong len;
DBUG_ENTER("embedded_send_row");
result->rows++;
if (!(cur= (MYSQL_ROWS *)alloc_root(alloc, sizeof(MYSQL_ROWS) + (n_fields + 1) * sizeof(char *) + data_len)))
{
my_error(ER_OUT_OF_RESOURCES,MYF(0));
DBUG_RETURN(1);
}
cur->data= (MYSQL_ROW)((char *)cur) + sizeof(MYSQL_ROWS);
*result->prev_ptr= cur;
result->prev_ptr= &cur->next;
to= (char*) (cur->data+n_fields+1);
cp= (uchar *)data;
end_field= cur->data + n_fields;
for (cur_field=cur->data; cur_field<end_field; cur_field++, mysql_fields++)
{
if ((len= (ulong) net_field_length(&cp)) == NULL_LENGTH)
{
*cur_field = 0;
}
else
{
*cur_field= to;
memcpy(to,(char*) cp,len);
to[len]=0;
to+=len+1;
cp+=len;
if (mysql_fields->max_length < len)
mysql_fields->max_length=len;
}
}
*cur_field= to;
DBUG_RETURN(0);
}

27
libmysqld/lib_vio.c
View File

@ -42,14 +42,7 @@
struct st_vio
{
my_socket sd; /* my_socket - real or imaginary */
HANDLE hPipe;
my_bool localhost; /* Are we from localhost? */
int fcntl_mode; /* Buffered fcntl(sd,F_GETFL) */
struct sockaddr_in local; /* Local internet address */
struct sockaddr_in remote; /* Remote internet address */
enum enum_vio_type type; /* Type of connection */
char desc[30]; /* String description */
void *dest_thd;
char *packets, **last_packet;
char *where_in_packet, *end_of_packet;
@ -57,6 +50,7 @@ struct st_vio
MEM_ROOT root;
};
/* Initialize the communication buffer */
Vio *vio_new(my_socket sd, enum enum_vio_type type, my_bool localhost)
@ -69,6 +63,7 @@ Vio *vio_new(my_socket sd, enum enum_vio_type type, my_bool localhost)
init_alloc_root(&vio->root, 8192, 8192);
vio->root.min_malloc = sizeof(char *) + 4;
vio->last_packet = &vio->packets;
vio->type = type;
}
DBUG_RETURN(vio);
}
@ -219,4 +214,22 @@ my_bool vio_poll_read(Vio *vio,uint timeout)
return 0;
}
int create_vio(NET *net, int separate_thread)
{
Vio * v = net->vio;
if (!v)
{
v = vio_new(0, separate_thread ? VIO_SHARED_MEMORY : VIO_BUFFER, 0);
net->vio = v;
}
return !v;
}
void set_thd(Vio *v, void *thd)
{
if (v)
{
v -> dest_thd = thd;
}
}
#endif /* HAVE_VIO */

415
libmysqld/libmysqld.c
View File

@ -68,7 +68,8 @@ static MYSQL_DATA *read_rows (MYSQL *mysql,MYSQL_FIELD *fields,
static int read_one_row(MYSQL *mysql,uint fields,MYSQL_ROW row,
ulong *lengths);
static void end_server(MYSQL *mysql);
static void read_user_name(char *name);
/*static void read_user_name(char *name);
*/
static void append_wild(char *to,char *end,const char *wild);
static int send_file_to_server(MYSQL *mysql,const char *filename);
static ulong mysql_sub_escape_string(CHARSET_INFO *charset_info, char *to,
@ -211,40 +212,6 @@ static void free_rows(MYSQL_DATA *cur)
}
}
my_bool
simple_command(MYSQL *mysql,enum enum_server_command command, const char *arg,
ulong length, my_bool skipp_check)
{
NET *net= &mysql->net;
my_bool result= 1;
/* Check that we are calling the client functions in right order */
if (mysql->status != MYSQL_STATUS_READY)
{
strmov(net->last_error,ER(mysql->net.last_errno=CR_COMMANDS_OUT_OF_SYNC));
goto end;
}
/* Clear result variables */
mysql->net.last_error[0]=0;
mysql->net.last_errno=0;
mysql->info=0;
mysql->affected_rows= ~(my_ulonglong) 0;
/* Clear receive buffer and vio packet list */
net_clear(net);
vio_reset(net->vio);
result = lib_dispatch_command(command, net, arg,length);
if (!skipp_check)
result= ((mysql->packet_length=net_safe_read(mysql)) == packet_error ?
1 : 0);
end:
return result;
}
static void free_old_query(MYSQL *mysql)
{
DBUG_ENTER("free_old_query");
@ -261,6 +228,8 @@ struct passwd *getpwuid(uid_t);
char* getlogin(void);
#endif
#ifdef _DUMMY
#if !defined(MSDOS) && ! defined(VMS) && !defined(__WIN__)
static void read_user_name(char *name)
{
@ -307,6 +276,7 @@ static void read_user_name(char *name)
}
#endif
#endif /*_DUMMY */
#ifdef __WIN__
static my_bool is_NT(void)
@ -391,7 +361,7 @@ end_server(MYSQL *mysql)
end_embedded_connection(&mysql->net);
mysql->net.vio= 0; /* Marker */
}
net_end(&mysql->net);
mysql->net.buff = NULL;
free_old_query(mysql);
DBUG_VOID_RETURN;
}
@ -753,6 +723,7 @@ static void mysql_once_init()
if (!mysql_client_init)
{
mysql_client_init=1;
my_init(); /* Will init threads */
init_client_errs();
mysql_port = MYSQL_PORT;
@ -787,99 +758,15 @@ mysql_connect(MYSQL *mysql,const char *host,
}
/*
** Note that the mysql argument must be initialized with mysql_init()
** before calling mysql_real_connect !
*/
int create_vio(NET *net, int separate_thread);
void set_thd(Vio *vio, void *thd);
MYSQL * STDCALL
mysql_real_connect(MYSQL *mysql,const char *host, const char *user,
const char *passwd, const char *db,
uint port, const char *unix_socket,uint client_flag)
/************/
static inline int mysql_init_charset(MYSQL *mysql)
{
char buff[100],charset_name_buff[16],*end,*host_info, *charset_name;
uint pkt_length;
ulong max_allowed_packet;
NET *net= &mysql->net;
DBUG_ENTER("mysql_real_connect");
DBUG_PRINT("enter",("host: %s db: %s user: %s",
host ? host : "(Null)",
db ? db : "(Null)",
user ? user : "(Null)"));
char charset_name_buff[16], *charset_name;
net->vio = 0; /* If something goes wrong */
/* use default options */
if (mysql->options.my_cnf_file || mysql->options.my_cnf_group)
{
mysql_read_default_options(&mysql->options,
(mysql->options.my_cnf_file ?
mysql->options.my_cnf_file : "my"),
mysql->options.my_cnf_group);
my_free(mysql->options.my_cnf_file,MYF(MY_ALLOW_ZERO_PTR));
my_free(mysql->options.my_cnf_group,MYF(MY_ALLOW_ZERO_PTR));
mysql->options.my_cnf_file=mysql->options.my_cnf_group=0;
}
/* Some empty-string-tests are done because of ODBC */
if (!host || !host[0])
host=mysql->options.host;
if (!user || !user[0])
user=mysql->options.user;
if (!passwd)
{
passwd=mysql->options.password;
}
if (!db || !db[0])
db=mysql->options.db;
port=0;
unix_socket=0;
mysql->reconnect=1; /* Reconnect as default */
mysql->server_status=SERVER_STATUS_AUTOCOMMIT;
host_info=(char*) ER(CR_EMBEDDED_CONNECTION);
if (my_net_init(net, net->vio))
{
vio_delete(net->vio);
net->last_errno=CR_OUT_OF_MEMORY;
strmov(net->last_error,ER(net->last_errno));
goto error;
}
/* Get version info */
mysql->protocol_version= PROTOCOL_VERSION; /* Assume this */
start_embedded_connection(net);
if ((pkt_length=net_safe_read(mysql)) == packet_error)
goto error;
/* Check if version of protocoll matches current one */
mysql->protocol_version= net->read_pos[0];
DBUG_DUMP("packet",(char*) net->read_pos,10);
DBUG_PRINT("info",("mysql protocol version %d, server=%d",
PROTOCOL_VERSION, mysql->protocol_version));
if (mysql->protocol_version != PROTOCOL_VERSION &&
mysql->protocol_version != PROTOCOL_VERSION-1)
{
net->last_errno= CR_VERSION_ERROR;
sprintf(net->last_error, ER(CR_VERSION_ERROR), mysql->protocol_version,
PROTOCOL_VERSION);
goto error;
}
end=strend((char*) net->read_pos+1);
mysql->thread_id=uint4korr(end+1);
end+=5;
strmake(mysql->scramble_buff,end,8);
end+=9;
if (pkt_length >= (uint) (end+1 - (char*) net->read_pos))
mysql->server_capabilities=uint2korr(end);
if (pkt_length >= (uint) (end+18 - (char*) net->read_pos))
{
/* New protocol with 16 bytes to describe server characteristics */
mysql->server_language=end[2];
mysql->server_status=uint2korr(end+3);
}
/* Set character set */
if ((charset_name=mysql->options.charset_name))
{
const char *save=charsets_dir;
@ -900,89 +787,94 @@ mysql_real_connect(MYSQL *mysql,const char *host, const char *user,
if (!mysql->charset)
{
net->last_errno=CR_CANT_READ_CHARSET;
mysql->net.last_errno=CR_CANT_READ_CHARSET;
if (mysql->options.charset_dir)
sprintf(net->last_error,ER(net->last_errno),
sprintf(mysql->net.last_error,ER(mysql->net.last_errno),
charset_name ? charset_name : "unknown",
mysql->options.charset_dir);
else
{
char cs_dir_name[FN_REFLEN];
get_charsets_dir(cs_dir_name);
sprintf(net->last_error,ER(net->last_errno),
sprintf(mysql->net.last_error,ER(mysql->net.last_errno),
charset_name ? charset_name : "unknown",
cs_dir_name);
}
return mysql->net.last_errno;
}
return 0;
}
/*
** Note that the mysql argument must be initialized with mysql_init()
** before calling mysql_real_connect !
*/
MYSQL * STDCALL
mysql_real_connect(MYSQL *mysql,const char *host, const char *user,
const char *passwd __attribute__((unused)), const char *db,
uint port, const char *unix_socket,uint client_flag)
{
ulong max_allowed_packet;
NET *net= &mysql->net;
char *db_name;
DBUG_ENTER("mysql_real_connect");
DBUG_PRINT("enter",("host: %s db: %s user: %s",
host ? host : "(Null)",
db ? db : "(Null)",
user ? user : "(Null)"));
/* use default options */
if (mysql->options.my_cnf_file || mysql->options.my_cnf_group)
{
mysql_read_default_options(&mysql->options,
(mysql->options.my_cnf_file ?
mysql->options.my_cnf_file : "my"),
mysql->options.my_cnf_group);
my_free(mysql->options.my_cnf_file,MYF(MY_ALLOW_ZERO_PTR));
my_free(mysql->options.my_cnf_group,MYF(MY_ALLOW_ZERO_PTR));
mysql->options.my_cnf_file=mysql->options.my_cnf_group=0;
}
if (!db || !db[0])
db=mysql->options.db;
port=0;
unix_socket=0;
db_name = db ? my_strdup(db,MYF(MY_WME)) : NULL;
create_vio(net, mysql->options.separate_thread);
if (my_net_init(net, net->vio))
{
vio_delete(net->vio);
net->last_errno=CR_OUT_OF_MEMORY;
strmov(net->last_error,ER(net->last_errno));
goto error;
}
/* Save connection information */
if (!user) user="";
if (!passwd) passwd="";
host=LOCAL_HOST;
if (!my_multi_malloc(MYF(0),
&mysql->host_info, (uint) strlen(host_info)+1,
&mysql->host, (uint) strlen(host)+1,
&mysql->unix_socket,unix_socket ?
(uint) strlen(unix_socket)+1 : (uint) 1,
&mysql->server_version,
(uint) (end - (char*) net->read_pos),
NullS) ||
!(mysql->user=my_strdup(user,MYF(0))) ||
!(mysql->passwd=my_strdup(passwd,MYF(0))))
{
strmov(net->last_error, ER(net->last_errno=CR_OUT_OF_MEMORY));
set_thd(net->vio, create_embedded_thd(net->vio, net->buff, client_flag, db_name));
init_embedded_mysql(mysql, client_flag, db_name);
if (mysql_init_charset(mysql))
goto error;
}
strmov(mysql->host_info,host_info);
strmov(mysql->host,host);
if (unix_socket)
strmov(mysql->unix_socket,unix_socket);
else
mysql->unix_socket=0;
strmov(mysql->server_version,(char*) net->read_pos+1);
mysql->port=port;
mysql->client_flag=client_flag | mysql->options.client_flag;
DBUG_PRINT("info",("Server version = '%s' capabilites: %ld status: %d",
mysql->server_version,mysql->server_capabilities,
mysql->server_status));
/* Send client information for access check */
client_flag|=CLIENT_CAPABILITIES;
client_flag&= ~CLIENT_COMPRESS;
if (db)
client_flag|=CLIENT_CONNECT_WITH_DB;
int2store(buff,client_flag);
mysql->client_flag=client_flag;
max_allowed_packet=net->max_packet_size;
int3store(buff+2,max_allowed_packet);
if (user && user[0])
strmake(buff+5,user,32);
else
read_user_name((char*) buff+5);
#ifdef _CUSTOMCONFIG_
#include "_cust_libmysql.h";
#endif
DBUG_PRINT("info",("user: %s",buff+5));
end=scramble(strend(buff+5)+1, mysql->scramble_buff, passwd,
(my_bool) (mysql->protocol_version == 9));
if (db)
{
end=strmov(end+1,db);
mysql->db=my_strdup(db,MYF(MY_WME));
db=0;
}
if (my_net_write(net,buff,(ulong) (end-buff)) || net_flush(net))
goto error;
lib_connection_phase(net,2);
if( net_safe_read(mysql) == packet_error)
goto error;
if (db && mysql_select_db(mysql,db))
goto error;
/****
net->timeout=net_read_timeout;
*/
if (mysql->options.init_command)
{
my_bool reconnect=mysql->reconnect;
@ -1122,59 +1014,22 @@ mysql_query(MYSQL *mysql, const char *query)
return mysql_real_query(mysql,query, (ulong) strlen(query));
}
int STDCALL
mysql_send_query(MYSQL* mysql, const char* query, ulong length)
{
return simple_command(mysql, COM_QUERY, query, length, 1);
}
my_bool STDCALL
mysql_read_query_result(MYSQL *mysql)
{
uchar *pos;
ulong field_count;
MYSQL_DATA *fields;
uint length;
DBUG_ENTER("mysql_read_query_result");
NET *net= get_mysql_net(mysql);
if ((length=net_safe_read(mysql)) == packet_error)
DBUG_RETURN(1);
free_old_query(mysql); /* Free old result */
get_info:
pos=(uchar*) mysql->net.read_pos;
if ((field_count= net_field_length(&pos)) == 0)
{
mysql->affected_rows= net_field_length_ll(&pos);
mysql->insert_id= net_field_length_ll(&pos);
mysql->server_status=uint2korr(pos); pos+=2;
mysql->warning_count=uint2korr(pos); pos+=2;
if (pos < mysql->net.read_pos+length && net_field_length(&pos))
mysql->info=(char*) pos;
DBUG_RETURN(0);
}
if (field_count == NULL_LENGTH) /* LOAD DATA LOCAL INFILE */
{
int error=send_file_to_server(mysql,(char*) pos);
if ((length=net_safe_read(mysql)) == packet_error || error)
DBUG_RETURN(1);
goto get_info; /* Get info packet */
}
if (!(mysql->server_status & SERVER_STATUS_AUTOCOMMIT))
mysql->server_status|= SERVER_STATUS_IN_TRANS;
if (net->last_errno)
return -1;
mysql->extra_info= net_field_length_ll(&pos); /* Maybe number of rec */
if (!(fields=read_rows(mysql,(MYSQL_FIELD*) 0,5)))
DBUG_RETURN(1);
if (!(mysql->fields=unpack_fields(fields,&mysql->field_alloc,
(uint) field_count,0,
(my_bool) test(mysql->server_capabilities &
CLIENT_LONG_FLAG))))
DBUG_RETURN(1);
mysql->status=MYSQL_STATUS_GET_RESULT;
mysql->field_count=field_count;
mysql->warning_count= 0;
DBUG_RETURN(0);
if (mysql->field_count)
{
mysql->status=MYSQL_STATUS_GET_RESULT;
mysql->affected_rows= mysql->result->row_count= mysql->result->data->rows;
mysql->result->data_cursor= mysql->result->data->data;
}
return 0;
}
/****************************************************************************
@ -1277,15 +1132,25 @@ my_bool my_connect(my_socket s, const struct sockaddr *name, uint namelen,
#endif
}
int STDCALL
mysql_real_query(MYSQL *mysql, const char *query, ulong length)
{
DBUG_ENTER("mysql_real_query");
DBUG_PRINT("enter",("handle: %lx",mysql));
DBUG_PRINT("query",("Query = \"%s\"",query));
if (mysql_send_query(mysql, query, length))
if (mysql->options.separate_thread)
{
return -1;
}
mysql->result= NULL;
free_old_query(mysql); /* Free old result */
if (simple_command(mysql, COM_QUERY, query, length, 1))
DBUG_RETURN(-1);
DBUG_RETURN(mysql_read_query_result(mysql));
}
@ -1350,48 +1215,23 @@ send_file_to_server(MYSQL *mysql, const char *filename)
** Alloc result struct for buffered results. All rows are read to buffer.
** mysql_data_seek may be used.
**************************************************************************/
MYSQL_RES * STDCALL
mysql_store_result(MYSQL *mysql)
{
MYSQL_RES *result;
DBUG_ENTER("mysql_store_result");
MYSQL_RES *result= mysql->result;
if (!result)
return 0;
if (!mysql->fields)
DBUG_RETURN(0);
if (mysql->status != MYSQL_STATUS_GET_RESULT)
{
strmov(mysql->net.last_error,
ER(mysql->net.last_errno=CR_COMMANDS_OUT_OF_SYNC));
DBUG_RETURN(0);
}
mysql->status=MYSQL_STATUS_READY; /* server is ready */
if (!(result=(MYSQL_RES*) my_malloc(sizeof(MYSQL_RES)+
sizeof(ulong)*mysql->field_count,
MYF(MY_WME | MY_ZEROFILL))))
{
mysql->net.last_errno=CR_OUT_OF_MEMORY;
strmov(mysql->net.last_error, ER(mysql->net.last_errno));
DBUG_RETURN(0);
}
result->eof=1; /* Marker for buffered */
result->lengths=(ulong*) (result+1);
if (!(result->data=read_rows(mysql,mysql->fields,mysql->field_count)))
{
my_free((gptr) result,MYF(0));
DBUG_RETURN(0);
}
mysql->result= NULL;
*result->data->prev_ptr= 0;
result->eof= 1;
result->lengths= (ulong*)(result + 1);
mysql->affected_rows= result->row_count= result->data->rows;
result->data_cursor= result->data->data;
result->fields= mysql->fields;
result->field_alloc= mysql->field_alloc;
result->field_count= mysql->field_count;
result->current_field=0;
result->current_row=0; /* Must do a fetch first */
mysql->fields=0; /* fields is now in result */
DBUG_RETURN(result); /* Data fetched */
}
result->data_cursor= result->data->data;
mysql->status=MYSQL_STATUS_READY; /* server is ready */
return result;
}
/**************************************************************************
** Alloc struct for use with unbuffered reads. Data is fetched by domand
@ -1406,41 +1246,13 @@ mysql_store_result(MYSQL *mysql)
MYSQL_RES * STDCALL
mysql_use_result(MYSQL *mysql)
{
MYSQL_RES *result;
DBUG_ENTER("mysql_use_result");
if (mysql->options.separate_thread)
DBUG_RETURN(0);
if (!mysql->fields)
DBUG_RETURN(0);
if (mysql->status != MYSQL_STATUS_GET_RESULT)
{
strmov(mysql->net.last_error,
ER(mysql->net.last_errno=CR_COMMANDS_OUT_OF_SYNC));
DBUG_RETURN(0);
}
if (!(result=(MYSQL_RES*) my_malloc(sizeof(*result)+
sizeof(ulong)*mysql->field_count,
MYF(MY_WME | MY_ZEROFILL))))
DBUG_RETURN(0);
result->lengths=(ulong*) (result+1);
if (!(result->row=(MYSQL_ROW)
my_malloc(sizeof(result->row[0])*(mysql->field_count+1), MYF(MY_WME))))
{ /* Ptrs: to one row */
my_free((gptr) result,MYF(0));
DBUG_RETURN(0);
}
result->fields= mysql->fields;
result->field_alloc= mysql->field_alloc;
result->field_count= mysql->field_count;
result->current_field=0;
result->handle= mysql;
result->current_row= 0;
mysql->fields=0; /* fields is now in result */
mysql->status=MYSQL_STATUS_USE_RESULT;
DBUG_RETURN(result); /* Data is read to be fetched */
DBUG_RETURN(mysql_store_result(mysql));
}
/**************************************************************************
** Return next field of the query results
**************************************************************************/
@ -1788,6 +1600,9 @@ mysql_options(MYSQL *mysql,enum mysql_option option, const char *arg)
case MYSQL_OPT_COMPRESS:
mysql->options.compress=1; /* Remember for connect */
break;
case MYSQL_OPT_USE_RESULT:
mysql->options.separate_thread=1; /* Use separate thread for query execution*/
break;
case MYSQL_OPT_NAMED_PIPE:
mysql->options.named_pipe=1; /* Force named pipe */
break;
@ -1877,12 +1692,12 @@ my_ulonglong STDCALL mysql_insert_id(MYSQL *mysql)
uint STDCALL mysql_errno(MYSQL *mysql)
{
return (mysql)->net.last_errno;
return get_mysql_net(mysql)->last_errno;
}
const char * STDCALL mysql_error(MYSQL *mysql)
{
return (mysql)->net.last_error;
return get_mysql_net(mysql)->last_error;
}
uint STDCALL mysql_warning_count(MYSQL *mysql)

9
sql/convert.cc
View File

@ -473,3 +473,12 @@ bool CONVERT::store(String *packet,const char *from,uint length)
packet->length((uint) (to-packet->ptr()));
return 0;
}
#ifdef EMBEDDED_LIBRARY
void CONVERT::convert_back(char *dest, const char *source, uint length) const
{
for (char *end= dest+length; dest < end; dest++, source++)
*dest= to_map[*source];
}
#endif

22
sql/field.cc
View File

@ -4472,7 +4472,7 @@ void Field_blob::set_key_image(char *buff,uint length)
void Field_geom::get_key_image(char *buff,uint length, imagetype type)
{
length-=HA_KEY_BLOB_LENGTH;
/* length-=HA_KEY_BLOB_LENGTH;
ulong blob_length=get_length(ptr);
char *blob;
get_ptr(&blob);
@ -4487,12 +4487,19 @@ void Field_geom::get_key_image(char *buff,uint length, imagetype type)
float8store(buff+16, mbr.ymin);
float8store(buff+24, mbr.ymax);
return;
*/
Field_blob::get_key_image(buff, length, type);
}
void Field_geom::set_key_image(char *buff,uint length)
{
Field_blob::set_key_image(buff, length);
}
void Field_geom::sql_type(String &res) const
{
res.set("geometry", 8U, default_charset_info);
}
int Field_blob::key_cmp(const byte *key_ptr, uint max_key_length)
{
@ -5163,6 +5170,7 @@ uint32 calc_pack_length(enum_field_types type,uint32 length)
case FIELD_TYPE_BLOB: return 2+portable_sizeof_char_ptr;
case FIELD_TYPE_MEDIUM_BLOB: return 3+portable_sizeof_char_ptr;
case FIELD_TYPE_LONG_BLOB: return 4+portable_sizeof_char_ptr;
case FIELD_TYPE_GEOMETRY: return 2+portable_sizeof_char_ptr;
case FIELD_TYPE_SET:
case FIELD_TYPE_ENUM: abort(); return 0; // This shouldn't happen
default: return 0;
@ -5209,15 +5217,15 @@ Field *make_field(char *ptr, uint32 field_length,
f_packtype(pack_flag),
field_length);
if (f_is_blob(pack_flag))
return new Field_blob(ptr,null_pos,null_bit,
unireg_check, field_name, table,
pack_length, field_charset);
if (f_is_geom(pack_flag))
return new Field_geom(ptr,null_pos,null_bit,
unireg_check, field_name, table,
pack_length);
pack_length,f_is_binary(pack_flag) != 0);
if (f_is_blob(pack_flag))
return new Field_blob(ptr,null_pos,null_bit,
unireg_check, field_name, table,
pack_length,f_is_binary(pack_flag) != 0,
default_charset_info);
if (interval)
{
if (f_is_enum(pack_flag))

2
sql/field.h
View File

@ -922,6 +922,8 @@ public:
:Field_blob(len_arg, maybe_null_arg, field_name_arg,
table_arg, my_charset_bin) {}
enum ha_base_keytype key_type() const { return HA_KEYTYPE_VARBINARY; }
enum_field_types type() const { return FIELD_TYPE_GEOMETRY;}
void sql_type(String &str) const;
void get_key_image(char *buff,uint length, imagetype type);
void set_key_image(char *buff,uint length);

4
sql/ha_myisam.cc
View File

@ -79,7 +79,7 @@ static void mi_check_print_msg(MI_CHECK *param, const char* msg_type,
net_store_data(packet, msg_type);
net_store_data(packet, msgbuf);
if (my_net_write(&thd->net, (char*)thd->packet.ptr(), thd->packet.length()))
if (SEND_ROW(thd, 4, (char*)thd->packet.ptr(), thd->packet.length()))
sql_print_error("Failed on my_net_write, writing to stderr instead: %s\n",
msgbuf);
return;
@ -1097,7 +1097,7 @@ int ha_myisam::create(const char *name, register TABLE *table,
keydef[i].flag|=HA_AUTO_KEY;
found_auto_increment=1;
}
if (field->type() == FIELD_TYPE_BLOB)
if ((field->type() == FIELD_TYPE_BLOB) || (field->type() == FIELD_TYPE_GEOMETRY))
{
keydef[i].seg[j].flag|=HA_BLOB_PART;
/* save number of bytes used to pack length */

56
sql/item.cc
View File

@ -444,6 +444,9 @@ bool Item_field::fix_fields(THD *thd, TABLE_LIST *tables, Item **ref)
cause error ER_NON_UNIQ_ERROR in find_field_in_tables.
*/
SELECT_LEX *last= 0;
#ifdef EMBEDDED_LIBRARY
thd->net.last_errno= 0;
#endif
for (SELECT_LEX *sl= thd->lex.current_select->outer_select();
sl;
sl= sl->outer_select())
@ -797,11 +800,64 @@ bool Item::send(THD *thd, String *packet)
return net_store_data(packet,res->ptr(),res->length());
}
bool Item_null::send(THD *thd, String *packet)
{
return net_store_null(packet);
}
#ifdef EMBEDDED_LIBRARY
bool Item::embedded_send(const CONVERT *convert, CHARSET_INFO *charset, MEM_ROOT *alloc,
char **result, ulong *length)
{
char buff[MAX_FIELD_WIDTH];
String s(buff, sizeof(buff), charset), *value;
if (!(value=val_str(&s)) ||
!(*result=alloc_root(alloc, value->length() + 1)))
return true;
*length= value->length();
if (convert)
convert->convert_back(*result, value->ptr(), *length);
else
memcpy(*result, value->ptr(), *length);
(*result)[*length]= 0;
return false;
}
bool Item_null::embedded_send(const CONVERT *convert, CHARSET_INFO *charset, MEM_ROOT *alloc,
char **result, ulong *length)
{
*result= NULL;
return false;
}
bool Item_field::embedded_send(const CONVERT *convert, CHARSET_INFO *charset, MEM_ROOT *alloc,
char **result, ulong *length)
{
if (result_field->is_null())
{
result= NULL;
return false;
}
char buff[MAX_FIELD_WIDTH];
String tmp(buff,sizeof(buff),default_charset_info);
result_field->val_str(&tmp,&tmp);
if (!(*result=alloc_root(alloc, tmp.length() + 1)))
return true;
*length= tmp.length();
if (convert)
convert->convert_back(*result, tmp.ptr(), *length);
else
memcpy(*result, tmp.ptr(), *length);
(*result)[*length]= 0;
return false;
}
#endif
/*
This is used for HAVING clause
Find field in select list having the same name

19
sql/item.h
View File

@ -22,6 +22,8 @@
struct st_table_list;
void item_init(void); /* Init item functions */
class CONVERT;
class Item {
Item(const Item &); /* Prevent use of these */
void operator=(Item &);
@ -58,6 +60,10 @@ public:
virtual int save_safe_in_field(Field *field)
{ return save_in_field(field); }
virtual bool send(THD *thd, String *str);
#ifdef EMBEDDED_LIBRARY
virtual bool embedded_send(const CONVERT *convert, CHARSET_INFO *charset, MEM_ROOT *alloc,
char **result, ulong *length);
#endif
virtual bool eq(const Item *, bool binary_cmp) const;
virtual Item_result result_type () const { return REAL_RESULT; }
virtual enum Type type() const =0;
@ -133,6 +139,10 @@ public:
{
return result_field->send(thd,str_arg);
}
#ifdef EMBEDDED_LIBRARY
bool embedded_send(const CONVERT *convert, CHARSET_INFO *charset, MEM_ROOT *alloc,
char **result, ulong *length);
#endif
void make_field(Send_field *field);
bool fix_fields(THD *, struct st_table_list *, Item **);
int save_in_field(Field *field);
@ -165,6 +175,10 @@ public:
enum Item_result result_type () const
{ return STRING_RESULT; }
bool send(THD *thd, String *str);
#ifdef EMBEDDED_LIBRARY
bool embedded_send(const CONVERT *convert, CHARSET_INFO *charset, MEM_ROOT *alloc,
char **result, ulong *length);
#endif
bool basic_const_item() const { return 1; }
Item *new_item() { return new Item_null(name); }
bool is_null() { return 1; }
@ -428,6 +442,11 @@ public:
return (null_value=(*ref)->get_date(ltime,fuzzydate));
}
bool send(THD *thd, String *tmp) { return (*ref)->send(thd, tmp); }
#ifdef EMBEDDED_LIBRARY
bool embedded_send(const CONVERT *convert, CHARSET_INFO *charset, MEM_ROOT *alloc,
char **result, ulong *length)
{ return (*ref)->embedded_send(convert, charset, alloc, result, length); }
#endif
void make_field(Send_field *field) { (*ref)->make_field(field); }
bool fix_fields(THD *, struct st_table_list *, Item **);
int save_in_field(Field *field) { return (*ref)->save_in_field(field); }

5
sql/item_strfunc.cc
View File

@ -1373,10 +1373,15 @@ String *Item_func_database::val_str(String *str)
String *Item_func_user::val_str(String *str)
{
THD *thd=current_thd;
#ifdef EMBEDDED_LIBRARY
if (str->copy("localuser@localhost", (uint)strlen("localuser@localhost")))
return &empty_string;
#else
if (str->copy((const char*) thd->user,(uint) strlen(thd->user), system_charset_info) ||
str->append('@') ||
str->append(thd->host ? thd->host : thd->ip ? thd->ip : ""))
return &empty_string;
#endif
return str;
}

10
sql/mysql_priv.h
View File

@ -867,3 +867,13 @@ inline void mark_as_null_row(TABLE *table)
table->status|=STATUS_NULL_ROW;
bfill(table->null_flags,table->null_bytes,255);
}
#ifdef EMBEDDED_LIBRARY
int embedded_send_row(THD *thd, int n_fields, char *data, int data_len);
#define SEND_ROW(thd, n_fields, data, data_len)\
embedded_send_row(thd, n_fields, data, data_len)
#else
#define SEND_ROW(thd, n_fields, data, data_len)\
my_net_write(&thd->net, data, data_len)
#endif

492
sql/mysqld.cc
View File

@ -1768,7 +1768,496 @@ bool open_log(MYSQL_LOG *log, const char *hostname,
no_auto_events);
}
static int init_common_variables(const char *conf_file_name, int argc, char **argv,
const char **groups)
{
my_umask=0660; // Default umask for new files
my_umask_dir=0700; // Default umask for new directories
umask(((~my_umask) & 0666));
tzset(); // Set tzname
start_time=time((time_t*) 0);
#ifdef OS2
{
// fix timezone for daylight saving
struct tm *ts = localtime(&start_time);
if (ts->tm_isdst > 0)
_timezone -= 3600;
}
#endif
#ifdef HAVE_TZNAME
#if defined(HAVE_LOCALTIME_R) && defined(_REENTRANT)
{
struct tm tm_tmp;
localtime_r(&start_time,&tm_tmp);
strmov(time_zone,tzname[tm_tmp.tm_isdst != 0 ? 1 : 0]);
}
#else
{
struct tm *start_tm;
start_tm=localtime(&start_time);
strmov(time_zone,tzname[start_tm->tm_isdst != 0 ? 1 : 0]);
}
#endif
#endif
if (gethostname(glob_hostname,sizeof(glob_hostname)-4) < 0)
strmov(glob_hostname,"mysql");
#ifndef DBUG_OFF
strxmov(strend(server_version),MYSQL_SERVER_SUFFIX,"-debug",NullS);
#else
strmov(strend(server_version),MYSQL_SERVER_SUFFIX);
#endif
load_defaults(conf_file_name, groups, &argc, &argv);
defaults_argv=argv;
set_options();
get_options(argc,argv);
if (opt_log || opt_update_log || opt_slow_log || opt_bin_log)
strcat(server_version,"-log");
DBUG_PRINT("info",("%s Ver %s for %s on %s\n",my_progname,
server_version, SYSTEM_TYPE,MACHINE_TYPE));
#if defined( SET_RLIMIT_NOFILE) || defined( OS2)
/* connections and databases needs lots of files */
{
uint wanted_files=10+(uint) max(max_connections*5,
max_connections+table_cache_size*2);
set_if_bigger(wanted_files, open_files_limit);
// Note that some system returns 0 if we succeed here:
uint files=set_maximum_open_files(wanted_files);
if (files && files < wanted_files && ! open_files_limit)
{
max_connections= (ulong) min((files-10),max_connections);
table_cache_size= (ulong) max((files-10-max_connections)/2,64);
DBUG_PRINT("warning",
("Changed limits: max_connections: %ld table_cache: %ld",
max_connections,table_cache_size));
sql_print_error("Warning: Changed limits: max_connections: %ld table_cache: %ld",max_connections,table_cache_size);
}
}
#endif
unireg_init(opt_specialflag); /* Set up extern variabels */
init_errmessage(); /* Read error messages from file */
lex_init();
item_init();
set_var_init();
mysys_uses_curses=0;
#ifdef USE_REGEX
regex_init();
#endif
if (set_default_charset_by_name(sys_charset.value, MYF(MY_WME)))
return 1;
charsets_list= list_charsets(MYF(MY_CS_COMPILED | MY_CS_CONFIG));
if (use_temp_pool && bitmap_init(&temp_pool,1024,1))
return 2;
return 0;
}
static int init_thread_environement()
{
(void) pthread_mutex_init(&LOCK_mysql_create_db,MY_MUTEX_INIT_SLOW);
(void) pthread_mutex_init(&LOCK_Acl,MY_MUTEX_INIT_SLOW);
(void) pthread_mutex_init(&LOCK_open,MY_MUTEX_INIT_FAST);
(void) pthread_mutex_init(&LOCK_thread_count,MY_MUTEX_INIT_FAST);
(void) pthread_mutex_init(&LOCK_mapped_file,MY_MUTEX_INIT_SLOW);
(void) pthread_mutex_init(&LOCK_status,MY_MUTEX_INIT_FAST);
(void) pthread_mutex_init(&LOCK_error_log,MY_MUTEX_INIT_FAST);
(void) pthread_mutex_init(&LOCK_delayed_insert,MY_MUTEX_INIT_FAST);
(void) pthread_mutex_init(&LOCK_delayed_status,MY_MUTEX_INIT_FAST);
(void) pthread_mutex_init(&LOCK_delayed_create,MY_MUTEX_INIT_SLOW);
(void) pthread_mutex_init(&LOCK_manager,MY_MUTEX_INIT_FAST);
(void) pthread_mutex_init(&LOCK_crypt,MY_MUTEX_INIT_FAST);
(void) pthread_mutex_init(&LOCK_bytes_sent,MY_MUTEX_INIT_FAST);
(void) pthread_mutex_init(&LOCK_bytes_received,MY_MUTEX_INIT_FAST);
(void) pthread_mutex_init(&LOCK_timezone,MY_MUTEX_INIT_FAST);
(void) pthread_mutex_init(&LOCK_user_conn, MY_MUTEX_INIT_FAST);
(void) pthread_mutex_init(&LOCK_rpl_status, MY_MUTEX_INIT_FAST);
(void) pthread_mutex_init(&LOCK_active_mi, MY_MUTEX_INIT_FAST);
(void) pthread_mutex_init(&LOCK_global_system_variables, MY_MUTEX_INIT_FAST);
(void) my_rwlock_init(&LOCK_grant, NULL);
(void) pthread_cond_init(&COND_thread_count,NULL);
(void) pthread_cond_init(&COND_refresh,NULL);
(void) pthread_cond_init(&COND_thread_cache,NULL);
(void) pthread_cond_init(&COND_flush_thread_cache,NULL);
(void) pthread_cond_init(&COND_manager,NULL);
(void) pthread_cond_init(&COND_rpl_status, NULL);
/* Parameter for threads created for connections */
(void) pthread_attr_init(&connection_attrib);
(void) pthread_attr_setdetachstate(&connection_attrib,
PTHREAD_CREATE_DETACHED);
pthread_attr_setstacksize(&connection_attrib,thread_stack);
pthread_attr_setscope(&connection_attrib, PTHREAD_SCOPE_SYSTEM);
if (pthread_key_create(&THR_THD,NULL) ||
pthread_key_create(&THR_MALLOC,NULL))
{
sql_print_error("Can't create thread-keys");
return 1;
}
(void) thr_setconcurrency(concurrency); // 10 by default
return 0;
}
static void init_ssl()
{
#ifdef HAVE_OPENSSL
if (opt_use_ssl)
{
/* having ssl_acceptor_fd != 0 signals the use of SSL */
ssl_acceptor_fd= new_VioSSLAcceptorFd(opt_ssl_key, opt_ssl_cert,
opt_ssl_ca, opt_ssl_capath,
opt_ssl_cipher);
DBUG_PRINT("info",("ssl_acceptor_fd: %lx", (long) ssl_acceptor_fd));
if (!ssl_acceptor_fd)
opt_use_ssl = 0;
}
if (des_key_file)
load_des_key_file(des_key_file);
#endif /* HAVE_OPENSSL */
}
static int init_server_components()
{
table_cache_init();
hostname_cache_init();
query_cache_result_size_limit(query_cache_limit);
query_cache_resize(query_cache_size);
randominit(&sql_rand,(ulong) start_time,(ulong) start_time/2);
reset_floating_point_exceptions();
init_thr_lock();
init_slave_list();
/* Setup log files */
if (opt_log)
open_log(&mysql_log, glob_hostname, opt_logname, ".log", NullS,
LOG_NORMAL);
if (opt_update_log)
{
open_log(&mysql_update_log, glob_hostname, opt_update_logname, "",
NullS, LOG_NEW);
using_update_log=1;
}
if (opt_slow_log)
open_log(&mysql_slow_log, glob_hostname, opt_slow_logname, "-slow.log",
NullS, LOG_NORMAL);
if (ha_init())
{
sql_print_error("Can't init databases");
return 1;
}
ha_key_cache();
#if defined(HAVE_MLOCKALL) && defined(MCL_CURRENT)
if (locked_in_memory && !geteuid())
{
if (mlockall(MCL_CURRENT))
{
sql_print_error("Warning: Failed to lock memory. Errno: %d\n",errno);
}
else
locked_in_memory=1;
}
#else
locked_in_memory=0;
#endif
if (opt_myisam_log)
(void) mi_log( 1 );
ft_init_stopwords(ft_precompiled_stopwords);
init_max_user_conn();
init_update_queries();
if (opt_bin_log)
{
open_log(&mysql_bin_log, glob_hostname, opt_bin_logname, "-bin",
opt_binlog_index_name,LOG_BIN);
using_update_log=1;
}
return 0;
}
static void create_maintenance_thread()
{
if (
#ifdef HAVE_BERKELEY_DB
!berkeley_skip ||
#endif
(flush_time && flush_time != ~(ulong) 0L))
{
pthread_t hThread;
if (pthread_create(&hThread,&connection_attrib,handle_manager,0))
sql_print_error("Warning: Can't create thread to manage maintenance");
}
}
static void create_shutdown_thread()
{
#ifdef __WIN__
{
hEventShutdown=CreateEvent(0, FALSE, FALSE, event_name);
pthread_t hThread;
if (pthread_create(&hThread,&connection_attrib,handle_shutdown,0))
sql_print_error("Warning: Can't create thread to handle shutdown requests");
// On "Stop Service" we have to do regular shutdown
Service.SetShutdownEvent(hEventShutdown);
}
#endif
#ifdef OS2
{
pthread_cond_init( &eventShutdown, NULL);
pthread_t hThread;
if (pthread_create(&hThread,&connection_attrib,handle_shutdown,0))
sql_print_error("Warning: Can't create thread to handle shutdown requests");
}
#endif
}
#ifdef __NT__
void create_named_pipe_thread()
{
if (hPipe == INVALID_HANDLE_VALUE &&
(!have_tcpip || opt_disable_networking))
{
sql_print_error("TCP/IP or --enable-named-pipe should be configured on NT OS");
unireg_abort(1);
}
else
{
pthread_mutex_lock(&LOCK_thread_count);
(void) pthread_cond_init(&COND_handler_count,NULL);
{
pthread_t hThread;
handler_count=0;
if (hPipe != INVALID_HANDLE_VALUE && opt_enable_named_pipe)
{
handler_count++;
if (pthread_create(&hThread,&connection_attrib,
handle_connections_namedpipes, 0))
{
sql_print_error("Warning: Can't create thread to handle named pipes");
handler_count--;
}
}
if (have_tcpip && !opt_disable_networking)
{
handler_count++;
if (pthread_create(&hThread,&connection_attrib,
handle_connections_sockets, 0))
{
sql_print_error("Warning: Can't create thread to handle named pipes");
handler_count--;
}
}
while (handler_count > 0)
pthread_cond_wait(&COND_handler_count,&LOCK_thread_count);
}
pthread_mutex_unlock(&LOCK_thread_count);
}
}
#endif
#ifdef __WIN__
int win_main(int argc, char **argv)
#else
int main(int argc, char **argv)
#endif
{
int init_error;
DEBUGGER_OFF;
#ifdef _CUSTOMSTARTUPCONFIG_
if (_cust_check_startup())
{
/ * _cust_check_startup will report startup failure error * /
exit( 1 );
}
#endif
MY_INIT(argv[0]); // init my_sys library & pthreads
if ((init_error=init_common_variables(MYSQL_CONFIG_NAME,
argc, argv, load_default_groups)))
if (init_error == 2)
unireg_abort(1);
else
exit(1);
strmake(pidfile_name, glob_hostname, sizeof(pidfile_name)-5);
strmov(fn_ext(pidfile_name),".pid"); // Add proper extension
init_signals();
if (init_thread_environement())
exit(1);
select_thread=pthread_self();
select_thread_in_use=1;
if (!(opt_specialflag & SPECIAL_NO_PRIOR))
my_pthread_setprio(pthread_self(),CONNECT_PRIOR);
if (!(opt_specialflag & SPECIAL_NO_PRIOR))
my_pthread_attr_setprio(&connection_attrib,WAIT_PRIOR);
init_ssl();
#ifdef HAVE_LIBWRAP
libwrapName= my_progname+dirname_length(my_progname);
openlog(libwrapName, LOG_PID, LOG_AUTH);
#endif
/*
We have enough space for fiddling with the argv, continue
*/
if (my_setwd(mysql_real_data_home,MYF(MY_WME)))
{
unireg_abort(1); /* purecov: inspected */
}
mysql_data_home= mysql_data_home_buff;
mysql_data_home[0]=FN_CURLIB; // all paths are relative from here
mysql_data_home[1]=0;
server_init();
if (opt_bin_log && !server_id)
{
server_id= !master_host ? 1 : 2;
switch (server_id) {
#ifdef EXTRA_DEBUG
case 1:
sql_print_error("\
Warning: You have enabled the binary log, but you haven't set server-id:\n\
Updates will be logged to the binary log, but connections to slaves will\n\
not be accepted.");
break;
#endif
case 2:
sql_print_error("\
Warning: You should set server-id to a non-0 value if master_host is set.\n\
The server will not act as a slave.");
break;
}
}
if (init_server_components())
exit(1);
#ifdef __WIN__
#define MYSQL_ERR_FILE "mysql.err"
if (!opt_console)
{
freopen(MYSQL_ERR_FILE,"a+",stdout);
freopen(MYSQL_ERR_FILE,"a+",stderr);
}
#endif
#ifdef __WIN__
if (!opt_console)
FreeConsole(); // Remove window
#endif
/*
init signals & alarm
After this we can't quit by a simple unireg_abort
*/
error_handler_hook = my_message_sql;
start_signal_handler(); // Creates pidfile
if (acl_init(opt_noacl))
{
abort_loop=1;
select_thread_in_use=0;
(void) pthread_kill(signal_thread,MYSQL_KILL_SIGNAL);
#ifndef __WIN__
if (!opt_bootstrap)
(void) my_delete(pidfile_name,MYF(MY_WME)); // Not needed anymore
#endif
exit(1);
}
if (!opt_noacl)
(void) grant_init();
#ifdef HAVE_DLOPEN
if (!opt_noacl)
udf_init();
#endif
/* init_slave() must be called after the thread keys are created */
init_slave();
if (opt_bootstrap)
{
int error=bootstrap(stdin);
end_thr_alarm(); // Don't allow alarms
unireg_abort(error ? 1 : 0);
}
if (opt_init_file)
{
if (read_init_file(opt_init_file))
{
end_thr_alarm(); // Don't allow alarms
unireg_abort(1);
}
}
create_shutdown_thread();
create_maintenance_thread();
printf(ER(ER_READY),my_progname,server_version,"");
fflush(stdout);
#ifdef __NT__
create_named_pipe_thread();
#else
handle_connections_sockets(0);
#ifdef EXTRA_DEBUG2
sql_print_error("Exiting main thread");
#endif
#endif /* __NT__ */
/* (void) pthread_attr_destroy(&connection_attrib); */
DBUG_PRINT("quit",("Exiting main thread"));
#ifndef __WIN__
#ifdef EXTRA_DEBUG2
sql_print_error("Before Lock_thread_count");
#endif
(void) pthread_mutex_lock(&LOCK_thread_count);
DBUG_PRINT("quit", ("Got thread_count mutex"));
select_thread_in_use=0; // For close_connections
(void) pthread_mutex_unlock(&LOCK_thread_count);
(void) pthread_cond_broadcast(&COND_thread_count);
#ifdef EXTRA_DEBUG2
sql_print_error("After lock_thread_count");
#endif
#endif /* __WIN__ */
/* Wait until cleanup is done */
(void) pthread_mutex_lock(&LOCK_thread_count);
while (!ready_to_exit)
pthread_cond_wait(&COND_thread_count,&LOCK_thread_count);
(void) pthread_mutex_unlock(&LOCK_thread_count);
#if defined(__WIN__) && !defined(EMBEDDED_LIBRARY)
if (Service.IsNT() && start_mode)
Service.Stop();
else
{
Service.SetShutdownEvent(0);
if (hEventShutdown)
CloseHandle(hEventShutdown);
}
#endif
my_end(opt_endinfo ? MY_CHECK_ERROR | MY_GIVE_INFO : 0);
exit(0);
return(0); /* purecov: deadcode */
}
#ifdef _DUMMY
#ifdef __WIN__
int win_main(int argc, char **argv)
@ -1944,7 +2433,6 @@ int main(int argc, char **argv)
/*
We have enough space for fiddling with the argv, continue
*/
umask(((~my_umask) & 0666));
if (my_setwd(mysql_real_data_home,MYF(MY_WME)))
{
unireg_abort(1); /* purecov: inspected */
@ -2208,7 +2696,7 @@ The server will not act as a slave.");
exit(0);
return(0); /* purecov: deadcode */
}
#endif
/****************************************************************************
Main and thread entry function for Win32

14
sql/net_pkg.cc
View File

@ -47,6 +47,12 @@ void send_error(THD *thd, uint sql_errno, const char *err)
}
}
}
#ifdef EMBEDDED_LIBRARY
net->last_errno= sql_errno;
strmake(net->last_error, err, sizeof(net->last_error)-1);
#else
if (net->vio == 0)
{
if (thd->bootstrap)
@ -69,6 +75,7 @@ void send_error(THD *thd, uint sql_errno, const char *err)
set_if_smaller(length,MYSQL_ERRMSG_SIZE-1);
}
VOID(net_write_command(net,(uchar) 255, "", 0, (char*) err,length));
#endif /* EMBEDDED_LIBRARY*/
thd->fatal_error=0; // Error message is given
thd->net.report_error= 0;
DBUG_VOID_RETURN;
@ -158,6 +165,7 @@ net_printf(THD *thd, uint errcode, ...)
length=sizeof(net->last_error)-1; /* purecov: inspected */
va_end(args);
#ifndef EMBEDDED_LIBRARY
if (net->vio == 0)
{
if (thd->bootstrap)
@ -175,6 +183,10 @@ net_printf(THD *thd, uint errcode, ...)
if (offset)
int2store(text_pos-2, errcode);
VOID(net_real_write(net,(char*) net->buff,length+head_length+1+offset));
#else
net->last_errno= errcode;
strmake(net->last_error, text_pos, length);
#endif
thd->fatal_error=0; // Error message is given
DBUG_VOID_RETURN;
}
@ -205,6 +217,7 @@ net_printf(THD *thd, uint errcode, ...)
If net->no_send_ok return without sending packet
*/
#ifndef EMBEDDED_LIBRARY
void
send_ok(THD *thd, ha_rows affected_rows, ulonglong id, const char *message)
@ -290,6 +303,7 @@ send_eof(THD *thd, bool no_flush)
}
DBUG_VOID_RETURN;
}
#endif /* EMBEDDED_LIBRARY */
/****************************************************************************

4
sql/sql_acl.cc
View File

@ -2635,8 +2635,12 @@ ulong get_table_grant(THD *thd, TABLE_LIST *table)
GRANT_TABLE *grant_table;
rw_rdlock(&LOCK_grant);
#ifdef EMBEDDED_LIBRARY
grant_table= NULL;
#else
grant_table = table_hash_search(thd->host,thd->ip,db,user,
table->real_name,0);
#endif
table->grant.grant_table=grant_table; // Remember for column test
table->grant.version=grant_version;
if (grant_table)

4
sql/sql_base.cc
View File

@ -195,7 +195,6 @@ OPEN_TABLE_LIST *list_open_tables(THD *thd, const char *wild)
DBUG_RETURN(open_list);
}
/*
Send name and type of result to client converted to a given char set
@ -216,6 +215,8 @@ OPEN_TABLE_LIST *list_open_tables(THD *thd, const char *wild)
1 Error (Note that in this case the error is not sent to the client)
*/
#ifndef EMBEDDED_LIBRARY
bool
send_convert_fields(THD *thd,List<Item> &list,CONVERT *convert,uint flag)
{
@ -439,6 +440,7 @@ err:
DBUG_RETURN(1); /* purecov: inspected */
}
#endif /* EMBEDDED_LIBRARY */
/*****************************************************************************
* Functions to free open table cache

3
sql/sql_class.cc
View File

@ -463,6 +463,8 @@ bool select_send::send_fields(List<Item> &list,uint flag)
}
#ifndef EMBEDDED_LIBRARY
/* Send data to client. Returns 0 if ok */
bool select_send::send_data(List<Item> &items)
@ -497,6 +499,7 @@ bool select_send::send_data(List<Item> &items)
else
DBUG_RETURN(1);
}
#endif /* EMBEDDED_LIBRARY */
bool select_send::send_eof()
{

10
sql/sql_class.h
View File

@ -178,6 +178,9 @@ public:
convert_array(from_map, (uchar*) a,length);
}
bool store(String *, const char *,uint);
#ifdef EMBEDDED_LIBRARY
void convert_back(char *dest, const char *source, uint length) const;
#endif
inline uint number() { return numb; }
};
@ -335,6 +338,10 @@ class select_result;
#define THD_SENTRY_MAGIC 0xfeedd1ff
#define THD_SENTRY_GONE 0xdeadbeef
#ifdef EMBEDDED_LIBRARY
typedef struct st_mysql;
#endif
#define THD_CHECK_SENTRY(thd) DBUG_ASSERT(thd->dbug_sentry == THD_SENTRY_MAGIC)
struct system_variables
@ -393,6 +400,9 @@ public:
struct rand_struct rand; // used for authentication
struct system_variables variables; // Changeable local variables
pthread_mutex_t LOCK_delete; // Locked before thd is deleted
#ifdef EMBEDDED_LIBRARY
struct st_mysql *mysql;
#endif
char *query; // Points to the current query,
/*

2
sql/sql_handler.cc
View File

@ -233,7 +233,7 @@ int mysql_ha_read(THD *thd, TABLE_LIST *tables,
goto err;
}
}
my_net_write(&thd->net, (char*)packet->ptr(), packet->length());
SEND_ROW(thd, list.elements, (char*)packet->ptr(), packet->length());
}
}
num_rows++;

8
sql/sql_parse.cc
View File

@ -839,8 +839,9 @@ err:
}
/* Execute one command from socket (query or simple command) */
#ifndef EMBEDDED_LIBRARY
/* Execute one command from socket (query or simple command) */
bool do_command(THD *thd)
{
char *packet;
@ -878,6 +879,7 @@ bool do_command(THD *thd)
DBUG_RETURN(dispatch_command(command,thd, packet+1, (uint) packet_length));
}
#endif /* EMBEDDED_LIBRARY */
bool dispatch_command(enum enum_server_command command, THD *thd,
char* packet, uint packet_length)
@ -3166,7 +3168,6 @@ bool add_field_to_list(char *field_name, enum_field_types type,
case FIELD_TYPE_STRING:
case FIELD_TYPE_VAR_STRING:
case FIELD_TYPE_NULL:
case FIELD_TYPE_GEOMETRY:
break;
case FIELD_TYPE_DECIMAL:
if (!length)
@ -3179,6 +3180,7 @@ bool add_field_to_list(char *field_name, enum_field_types type,
case FIELD_TYPE_TINY_BLOB:
case FIELD_TYPE_LONG_BLOB:
case FIELD_TYPE_MEDIUM_BLOB:
case FIELD_TYPE_GEOMETRY:
if (default_value) // Allow empty as default value
{
String str,*res;
@ -3314,7 +3316,7 @@ bool add_field_to_list(char *field_name, enum_field_types type,
if (new_field->length >= MAX_FIELD_WIDTH ||
(!new_field->length && !(new_field->flags & BLOB_FLAG) &&
type != FIELD_TYPE_STRING && type != FIELD_TYPE_VAR_STRING))
type != FIELD_TYPE_STRING && type != FIELD_TYPE_VAR_STRING && type != FIELD_TYPE_GEOMETRY))
{
net_printf(thd,ER_TOO_BIG_FIELDLENGTH,field_name,
MAX_FIELD_WIDTH-1); /* purecov: inspected */

3
sql/sql_select.cc
View File

@ -5354,6 +5354,9 @@ end_update(JOIN *join, JOIN_TAB *join_tab __attribute__((unused)),
{
Item *item= *group->item;
item->save_org_in_field(group->field);
#ifdef EMBEDDED_LIBRARY
join->thd->net.last_errno= 0;
#endif
/* Store in the used key if the field was 0 */
if (item->maybe_null)
group->buff[-1]=item->null_value ? 1 : 0;

46
sql/sql_show.cc
View File

@ -52,8 +52,6 @@ extern struct st_VioSSLAcceptorFd * ssl_acceptor_fd;
** Send list of databases
** A database is a directory in the mysql_data_home directory
****************************************************************************/
int
mysqld_show_dbs(THD *thd,const char *wild)
{
@ -87,8 +85,8 @@ mysqld_show_dbs(THD *thd,const char *wild)
{
packet->length(0);
net_store_data(packet, thd->variables.convert_set, file_name);
if (my_net_write(&thd->net, (char*) packet->ptr(),
packet->length()))
if (SEND_ROW(thd, field_list.elements,
(char *)packet->ptr(), packet->length()))
DBUG_RETURN(-1);
}
}
@ -127,7 +125,8 @@ int mysqld_show_open_tables(THD *thd,const char *wild)
net_store_data(packet,convert, open_list->table);
net_store_data(packet,open_list->in_use);
net_store_data(packet,open_list->locked);
if (my_net_write(&thd->net,(char*) packet->ptr(),packet->length()))
if (SEND_ROW(thd, field_list.elements,
(char *)packet->ptr(), packet->length()))
{
DBUG_RETURN(-1);
}
@ -169,7 +168,8 @@ int mysqld_show_tables(THD *thd,const char *db,const char *wild)
{
packet->length(0);
net_store_data(packet, thd->variables.convert_set, file_name);
if (my_net_write(&thd->net,(char*) packet->ptr(),packet->length()))
if (SEND_ROW(thd, field_list.elements,
(char *)packet->ptr(), packet->length()))
DBUG_RETURN(-1);
}
send_eof(thd);
@ -635,9 +635,9 @@ int mysqld_extend_show_tables(THD *thd,const char *db,const char *wild)
}
close_thread_tables(thd,0);
}
if (my_net_write(&thd->net,(char*) packet->ptr(),
packet->length()))
DBUG_RETURN(-1);
if (SEND_ROW(thd, field_list.elements,
(char *)packet->ptr(), packet->length()))
DBUG_RETURN(-1);
}
send_eof(thd);
DBUG_RETURN(0);
@ -647,7 +647,6 @@ int mysqld_extend_show_tables(THD *thd,const char *db,const char *wild)
/***************************************************************************
** List all columns in a table_list->real_name
***************************************************************************/
int
mysqld_show_fields(THD *thd, TABLE_LIST *table_list,const char *wild,
bool verbose)
@ -750,8 +749,8 @@ mysqld_show_fields(THD *thd, TABLE_LIST *table_list,const char *wild,
if (verbose)
{
/* Add grant options & comments */
col_access= get_column_grant(thd,table_list,field) & COL_ACLS;
end=tmp;
col_access= get_column_grant(thd,table_list,field) & COL_ACLS;
for (uint bitnr=0; col_access ; col_access>>=1,bitnr++)
{
if (col_access & 1)
@ -763,8 +762,9 @@ mysqld_show_fields(THD *thd, TABLE_LIST *table_list,const char *wild,
net_store_data(packet,convert, tmp+1,end == tmp ? 0 : (uint) (end-tmp-1));
net_store_data(packet, field->comment.str,field->comment.length);
}
if (my_net_write(&thd->net,(char*) packet->ptr(),packet->length()))
DBUG_RETURN(1);
if (SEND_ROW(thd, field_list.elements,
(char *)packet->ptr(), packet->length()))
DBUG_RETURN(-1);
}
}
}
@ -833,8 +833,9 @@ mysqld_show_create(THD *thd, TABLE_LIST *table_list)
int3store(p, create_len);
// now we are in business :-)
if (my_net_write(&thd->net, (char*)packet->ptr(), packet->length()))
DBUG_RETURN(1);
if (SEND_ROW(thd, field_list.elements,
(char *)packet->ptr(), packet->length()))
DBUG_RETURN(-1);
}
send_eof(thd);
DBUG_RETURN(0);
@ -956,8 +957,9 @@ mysqld_show_keys(THD *thd, TABLE_LIST *table_list)
net_store_data(packet,convert,table->file->index_type(i));
/* Comment */
net_store_data(packet,convert,"");
if (my_net_write(&thd->net,(char*) packet->ptr(),packet->length()))
DBUG_RETURN(1); /* purecov: inspected */
if (SEND_ROW(thd, field_list.elements,
(char *)packet->ptr(), packet->length()))
DBUG_RETURN(-1);
}
}
send_eof(thd);
@ -1384,8 +1386,9 @@ void mysqld_list_processes(THD *thd,const char *user, bool verbose)
net_store_data(packet,convert,thd_info->query);
else
net_store_null(packet);
if (my_net_write(&thd->net,(char*) packet->ptr(),packet->length()))
break; /* purecov: inspected */
if (SEND_ROW(thd, field_list.elements,
(char *)packet->ptr(), packet->length()))
break;
}
send_eof(thd);
DBUG_VOID_RETURN;
@ -1684,8 +1687,9 @@ int mysqld_show(THD *thd, const char *wild, show_var_st *variables,
net_store_data(&packet2, ""); // Safety
break;
}
if (my_net_write(&thd->net, (char*) packet2.ptr(),packet2.length()))
goto err; /* purecov: inspected */
if (SEND_ROW(thd, field_list.elements,
(char *)packet2.ptr(), packet2.length()))
goto err;
}
}
pthread_mutex_unlock(&LOCK_status);

27
sql/sql_table.cc
View File

@ -403,6 +403,16 @@ int mysql_create_table(THD *thd,const char *db, const char *table_name,
sql_field->unireg_check=Field::BLOB_FIELD;
blob_columns++;
break;
case FIELD_TYPE_GEOMETRY:
sql_field->pack_flag=FIELDFLAG_GEOM |
pack_length_to_packflag(sql_field->pack_length -
portable_sizeof_char_ptr);
if (sql_field->flags & BINARY_FLAG)
sql_field->pack_flag|=FIELDFLAG_BINARY;
sql_field->length=8; // Unireg field length
sql_field->unireg_check=Field::BLOB_FIELD;
blob_columns++;
break;
case FIELD_TYPE_VAR_STRING:
case FIELD_TYPE_STRING:
sql_field->pack_flag=0;
@ -1012,8 +1022,7 @@ static int send_check_errmsg(THD* thd, TABLE_LIST* table,
net_store_data(packet, "error");
net_store_data(packet, errmsg);
thd->net.last_error[0]=0;
if (my_net_write(&thd->net, (char*) thd->packet.ptr(),
packet->length()))
if (SEND_ROW(thd, 4, (char*) thd->packet.ptr(), packet->length()))
return -1;
return 1;
}
@ -1183,6 +1192,9 @@ static int mysql_admin_table(THD* thd, TABLE_LIST* tables,
thd->open_options|= extra_open_options;
table->table = open_ltable(thd, table, lock_type);
#ifdef EMBEDDED_LIBRARY
thd->net.last_errno= 0; // these errors shouldn't get client
#endif
thd->open_options&= ~extra_open_options;
packet->length(0);
if (prepare_func)
@ -1204,7 +1216,7 @@ static int mysql_admin_table(THD* thd, TABLE_LIST* tables,
err_msg=ER(ER_CHECK_NO_SUCH_TABLE);
net_store_data(packet, err_msg);
thd->net.last_error[0]=0;
if (my_net_write(&thd->net, (char*) thd->packet.ptr(),
if (SEND_ROW(thd, field_list.elements, (char*) thd->packet.ptr(),
packet->length()))
goto err;
continue;
@ -1219,7 +1231,7 @@ static int mysql_admin_table(THD* thd, TABLE_LIST* tables,
net_store_data(packet, buff);
close_thread_tables(thd);
table->table=0; // For query cache
if (my_net_write(&thd->net, (char*) thd->packet.ptr(),
if (SEND_ROW(thd, field_list.elements, (char*) thd->packet.ptr(),
packet->length()))
goto err;
continue;
@ -1248,6 +1260,9 @@ static int mysql_admin_table(THD* thd, TABLE_LIST* tables,
}
int result_code = (table->table->file->*operator_func)(thd, check_opt);
#ifdef EMBEDDED_LIBRARY
thd->net.last_errno= 0; // these errors shouldn't get client
#endif
packet->length(0);
net_store_data(packet, table_name);
net_store_data(packet, operator_name);
@ -1303,8 +1318,8 @@ static int mysql_admin_table(THD* thd, TABLE_LIST* tables,
}
close_thread_tables(thd);
table->table=0; // For query cache
if (my_net_write(&thd->net, (char*) packet->ptr(),
packet->length()))
if (SEND_ROW(thd, field_list.elements,
(char *)thd->packet.ptr(), thd->packet.length()))
goto err;
}