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Add shared memory protocol and option --protocol

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client/client_priv.h:
  Add OPT_MYSQL_PROTOCOL and OPT_SHARED_MEMORY_BASE_NAME
include/config-win.h:
  Add shared memory protocol
include/errmsg.h:
  Add error codes of shared memory protocol
include/my_sys.h:
  Delete TYPELIB, moved to typelib.h
include/mysql.h:
  Add shared memory protocol
include/violite.h:
  Add shared memory protocol
libmysql/errmsg.c:
  Add texts of errors of shared memory protocol
sql/mysqld.cc:
  Add shared memory protocol and option --shared-memory, correct option --named-pipe
sql/set_var.cc:
  Add shared memory protocol variables
vio/vio.c:
  Add shared memory protocol
vio/viosocket.c:
  Add shared memory protocol
BitKeeper/etc/logging_ok:
  Logging to logging@openlogging.org accepted
This commit is contained in:
unknown 2002-11-15 00:16:30 +05:00
commit 64dd949c41
20 changed files with 1112 additions and 101 deletions
Download patch file Download diff file Expand all files Collapse all files

5
include/config-win.h
View file

@ -23,6 +23,8 @@
#include <io.h>
#include <malloc.h>
#define HAVE_SMEM 1
#if defined(__NT__)
#define SYSTEM_TYPE "NT"
#elif defined(__WIN2000__)
@ -311,3 +313,6 @@ inline double ulonglong2double(ulonglong value)
#define statistic_add(V,C,L) (V)+=(C)
#endif
#define statistic_increment(V,L) thread_safe_increment((V),(L))
#define shared_memory_buffer_length 16000
#define default_shared_memory_base_name "MYSQL";

12
include/errmsg.h
View file

@ -72,3 +72,15 @@ extern const char *client_errors[]; /* Error messages */
#define CR_INVALID_PARAMETER_NO 2032
#define CR_INVALID_BUFFER_USE 2033
#define CR_UNSUPPORTED_PARAM_TYPE 2034
#define CR_SHARED_MEMORY_CONNECTION 2035
#define CR_SHARED_MEMORY_CONNECT_REQUEST_ERROR 2036
#define CR_SHARED_MEMORY_CONNECT_ANSWER_ERROR 2037
#define CR_SHARED_MEMORY_CONNECT_FILE_MAP_ERROR 2038
#define CR_SHARED_MEMORY_CONNECT_MAP_ERROR 2039
#define CR_SHARED_MEMORY_FILE_MAP_ERROR 2040
#define CR_SHARED_MEMORY_MAP_ERROR 2041
#define CR_SHARED_MEMORY_EVENT_ERROR 2042
#define CR_SHARED_MEMORY_CONNECT_ABANDODED_ERROR 2043
#define CR_SHARED_MEMORY_CONNECT_SET_ERROR 2046
#define CR_CONN_UNKNOW_PROTOCOL 2048

11
include/my_sys.h
View file

@ -37,6 +37,7 @@ extern int NEAR my_errno; /* Last error in mysys */
#endif
#include <stdarg.h>
#include <typelib.h>
#define MYSYS_PROGRAM_USES_CURSES() { error_handler_hook = my_message_curses; mysys_uses_curses=1; }
#define MYSYS_PROGRAM_DONT_USE_CURSES() { error_handler_hook = my_message_no_curses; mysys_uses_curses=0;}
@ -247,12 +248,6 @@ typedef struct wild_file_pack /* Struct to hold info when selecting files */
my_string *wild; /* Pointer to wildcards */
} WF_PACK;
typedef struct st_typelib { /* Different types saved here */
uint count; /* How many types */
const char *name; /* Name of typelib */
const char **type_names;
} TYPELIB;
enum cache_type
{
READ_CACHE,WRITE_CACHE,
@ -558,6 +553,7 @@ extern char *_my_strdup_with_length(const byte *from, uint length,
const char *sFile, uint uLine,
myf MyFlag);
#ifndef TERMINATE
extern void TERMINATE(FILE *file);
#endif
@ -706,9 +702,6 @@ extern void freeze_size(DYNAMIC_ARRAY *array);
#define dynamic_element(array,array_index,type) ((type)((array)->buffer) +(array_index))
#define push_dynamic(A,B) insert_dynamic(A,B)
extern int find_type(my_string x,TYPELIB *typelib,uint full_name);
extern void make_type(my_string to,uint nr,TYPELIB *typelib);
extern const char *get_type(TYPELIB *typelib,uint nr);
extern my_bool init_dynamic_string(DYNAMIC_STRING *str, const char *init_str,
uint init_alloc,uint alloc_increment);
extern my_bool dynstr_append(DYNAMIC_STRING *str, const char *append);

31
include/mysql.h
View file

@ -56,6 +56,7 @@ typedef int my_socket;
#include "mysql_com.h"
#include "mysql_version.h"
#include "typelib.h"
extern unsigned int mysql_port;
extern char *mysql_unix_port;
@ -137,24 +138,36 @@ struct st_mysql_options {
a read that is replication-aware
*/
my_bool no_master_reads;
char *shared_memory_base_name;
unsigned int protocol;
};
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};
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_PROTOCOL, MYSQL_SHARED_MEMORY_BASE_NAME
};
enum mysql_status { MYSQL_STATUS_READY,MYSQL_STATUS_GET_RESULT,
MYSQL_STATUS_USE_RESULT};
enum mysql_status
{
MYSQL_STATUS_READY,MYSQL_STATUS_GET_RESULT,MYSQL_STATUS_USE_RESULT
};
enum mysql_protocol_type
{
MYSQL_PROTOCOL_DEFAULT, MYSQL_PROTOCOL_TCP, MYSQL_PROTOCOL_SOCKET, MYSQL_PROTOCOL_PIPE,
MYSQL_PROTOCOL_MEMORY
};
/*
There are three types of queries - the ones that have to go to
the master, the ones that go to a slave, and the adminstrative
type which must happen on the pivot connectioin
*/
enum mysql_rpl_type { MYSQL_RPL_MASTER, MYSQL_RPL_SLAVE,
MYSQL_RPL_ADMIN };
enum mysql_rpl_type
{
MYSQL_RPL_MASTER, MYSQL_RPL_SLAVE, MYSQL_RPL_ADMIN
};
typedef struct st_mysql

33
include/typelib.h Normal file
View file

@ -0,0 +1,33 @@
/* Copyright (C) 2000 MySQL AB
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
#ifndef _typelib_h
#define _typelib_h
typedef struct st_typelib { /* Different types saved here */
uint count; /* How many types */
const char *name; /* Name of typelib */
const char **type_names;
} TYPELIB;
extern int find_type(char *x,TYPELIB *typelib,uint full_name);
extern void make_type(char *to,uint nr,TYPELIB *typelib);
extern const char *get_type(TYPELIB *typelib,uint nr);
extern TYPELIB sql_protocol_typelib;
#endif /* _typelib_h */

27
include/violite.h
View file

@ -32,7 +32,7 @@ extern "C" {
#endif /* __cplusplus */
enum enum_vio_type { VIO_CLOSED, VIO_TYPE_TCPIP, VIO_TYPE_SOCKET,
VIO_TYPE_NAMEDPIPE, VIO_TYPE_SSL};
VIO_TYPE_NAMEDPIPE, VIO_TYPE_SSL,VIO_TYPE_SHARED_MEMORY};
#ifndef __WIN__
#define HANDLE void *
@ -41,6 +41,9 @@ enum enum_vio_type { VIO_CLOSED, VIO_TYPE_TCPIP, VIO_TYPE_SOCKET,
Vio* vio_new(my_socket sd, enum enum_vio_type type, my_bool localhost);
#ifdef __WIN__
Vio* vio_new_win32pipe(HANDLE hPipe);
Vio* vio_new_win32shared_memory(NET *net,HANDLE handle_file_map, HANDLE handle_map,
HANDLE event_server_wrote, HANDLE event_server_read,
HANDLE event_client_wrote, HANDLE event_client_read);
#endif
void vio_delete(Vio* vio);
@ -107,6 +110,17 @@ my_bool vio_poll_read(Vio *vio,uint timeout);
}
#endif
#ifdef HAVE_SMEM
int vio_read_shared_memory(Vio *vio, gptr buf, int size);
int vio_write_shared_memory(Vio *vio, const gptr buf, int size);
int vio_close_shared_memory(Vio * vio);
#endif
#ifdef __WIN__
int vio_read_pipe(Vio *vio, gptr buf, int size);
int vio_write_pipe(Vio *vio, const gptr buf, int size);
int vio_close_pipe(Vio * vio);
#endif
#if defined(HAVE_VIO) && !defined(DONT_MAP_VIO)
#define vio_delete(vio) (vio)->viodelete(vio)
#define vio_errno(vio) (vio)->vioerrno(vio)
@ -233,6 +247,17 @@ struct st_vio
SSL* ssl_;
my_bool open_;
#endif /* HAVE_OPENSSL */
#ifdef HAVE_SMEM
HANDLE handle_file_map;
char *handle_map;
HANDLE event_server_wrote;
HANDLE event_server_read;
HANDLE event_client_wrote;
HANDLE event_client_read;
long shared_memory_remain;
char *shared_memory_pos;
NET *net;
#endif /* HAVE_SMEM */
#endif /* HAVE_VIO */
};
#endif /* EMBEDDED_LIBRARY */