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Changes in order to trim embedded library code

This commit is contained in:
hf@genie.(none)
2002-10-13 14:23:55 +05:00
parent 55866b0615
commit 2be6f27219
6 changed files with 120 additions and 84 deletions

View File

@ -32,6 +32,7 @@
#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);
@ -41,16 +42,41 @@ 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
@ -604,6 +630,7 @@ 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;
@ -626,6 +653,7 @@ void init_embedded_mysql(MYSQL *mysql, int client_flag, char *db)
mysql->db= db;
thd->mysql= mysql;
}
C_MODE_END
static int embedded_thd_net_init(NET *net, unsigned char *buff)
{
@ -636,7 +664,7 @@ static int embedded_thd_net_init(NET *net, unsigned char *buff)
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->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;
@ -648,6 +676,8 @@ static int embedded_thd_net_init(NET *net, unsigned char *buff)
return 0;
}
C_MODE_START
void *create_embedded_thd(Vio *vio, unsigned char *buff, int client_flag, char *db)
{
THD * thd= new THD;
@ -667,8 +697,8 @@ void *create_embedded_thd(Vio *vio, unsigned char *buff, int client_flag, char *
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;
// if (thd->max_join_size == HA_POS_ERROR)
// thd->options |= OPTION_BIG_SELECTS;
thd->proc_info=0; // Remove 'login'
thd->command=COM_SLEEP;
@ -676,11 +706,11 @@ void *create_embedded_thd(Vio *vio, unsigned char *buff, int client_flag, char *
thd->set_time();
init_sql_alloc(&thd->mem_root,8192,8192);
thd->client_capabilities= client_flag;
thd->max_packet_length= max_allowed_packet;
// 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_INTERACTIVE)
// thd->inactive_timeout= net_interactive_timeout;
if (thd->client_capabilities & CLIENT_TRANSACTIONS)
thd->net.return_status= &thd->server_status;
@ -691,6 +721,7 @@ void *create_embedded_thd(Vio *vio, unsigned char *buff, int client_flag, char *
return thd;
}
C_MODE_END
bool send_fields(THD *thd, List<Item> &list, uint flag)
{
@ -762,7 +793,7 @@ bool send_fields(THD *thd, List<Item> &list, uint flag)
return 0;
err:
send_error(&thd->net,ER_OUT_OF_RESOURCES); /* purecov: inspected */
send_error(thd, ER_OUT_OF_RESOURCES); /* purecov: inspected */
return 1; /* purecov: inspected */
}
@ -886,8 +917,8 @@ bool do_command(THD *thd)
thd->current_tablenr=0;
packet=0;
old_timeout=net->timeout;
net->timeout=(uint) thd->inactive_timeout; // Wait max for 8 hours
// 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;
@ -901,18 +932,20 @@ bool do_command(THD *thd)
else
{
packet=(char*) net->read_pos;
command = (enum enum_server_command) (uchar) packet[0];
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
// net->timeout=old_timeout; // Timeout for writing
DBUG_RETURN(dispatch_command(command,thd, packet+1, (uint) packet_length));
}
void
send_ok(NET *net,ha_rows affected_rows,ulonglong id,const char *message)
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;
@ -930,6 +963,36 @@ send_ok(NET *net,ha_rows affected_rows,ulonglong id,const char *message)
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;