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rename of net_pkg.cc to protocol.cc

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Class for sending data from server to client (Protocol)
This handles both the old ( <= 4.0 ) protocol and then new binary protocol that is used for prepared statements.
This commit is contained in:
monty@mashka.mysql.fi
2002-12-11 09:17:51 +02:00
parent 8762e83485
commit d3eb993a27
48 changed files with 2877 additions and 1659 deletions
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33
sql/sql_handler.cc
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@ -123,6 +123,9 @@ int mysql_ha_read(THD *thd, TABLE_LIST *tables,
List<Item> list;
list.push_front(new Item_field(NULL,NULL,"*"));
List_iterator<Item> it(list);
Protocol *protocol= thd->protocol;
char buff[MAX_FIELD_WIDTH];
String buffer(buff, sizeof(buff), system_charset_info);
uint num_rows;
it++;
@ -131,7 +134,7 @@ int mysql_ha_read(THD *thd, TABLE_LIST *tables,
table->file->init_table_handle_for_HANDLER(); // Only InnoDB requires it
select_limit+=offset_limit;
send_fields(thd,list,1);
protocol->send_fields(&list,1);
HANDLER_TABLES_HACK(thd);
MYSQL_LOCK *lock=mysql_lock_tables(thd,&tables->table,1);
@ -141,7 +144,7 @@ int mysql_ha_read(THD *thd, TABLE_LIST *tables,
for (num_rows=0; num_rows < select_limit; )
{
switch(mode) {
switch (mode) {
case RFIRST:
err=keyname ?
table->file->index_first(table->record[0]) :
@ -216,24 +219,24 @@ int mysql_ha_read(THD *thd, TABLE_LIST *tables,
if (!cond->val_int())
continue;
}
if (num_rows>=offset_limit)
if (num_rows >= offset_limit)
{
if (!err)
{
String *packet = &thd->packet;
Item *item;
packet->length(0);
protocol->prepare_for_resend();
it.rewind();
while ((item=it++))
{
if (item->send(thd,packet))
if (item->send(thd->protocol, &buffer))
{
packet->free(); // Free used
protocol->free(); // Free used
my_error(ER_OUT_OF_RESOURCES,MYF(0));
goto err;
}
}
my_net_write(&thd->net, (char*)packet->ptr(), packet->length());
protocol->write();
}
}
num_rows++;
@ -249,26 +252,26 @@ err0:
}
/**************************************************************************
2Monty: It could easily happen, that the following service functions are
Monty: It could easily happen, that the following service functions are
already defined somewhere in the code, but I failed to find them.
If this is the case, just say a word and I'll use old functions here.
**************************************************************************/
/* Note: this function differs from find_locked_table() because we're looking
here for alias, not real table name
*/
/*
Note: this function differs from find_locked_table() because we're looking
here for alias, not real table name
*/
static TABLE **find_table_ptr_by_name(THD *thd, const char *db,
const char *alias)
{
int dblen;
TABLE **ptr;
if (!db || ! *db)
db= thd->db ? thd->db : "";
dblen=strlen(db)+1;
ptr=&(thd->handler_tables);
ptr= &(thd->handler_tables);
for (TABLE *table=*ptr; table ; table=*ptr)
for (TABLE *table= *ptr; table ; table= *ptr)
{
if (!memcmp(table->table_cache_key, db, dblen) &&
!my_strcasecmp(system_charset_info,table->table_name,alias))