1
0
mirror of https://github.com/VCMP-SqMod/SqMod.git synced 2025-06-22 18:17:11 +02:00

Add MariaDB Connector/C as a built-in alternative (v3.2.3).

This commit is contained in:
Sandu Liviu Catalin
2021-09-21 20:59:01 +03:00
parent f192767853
commit b4bf96ce4b
372 changed files with 90819 additions and 11 deletions

View File

@ -0,0 +1,244 @@
/* Copyright (C) 2010 - 2012 Sergei Golubchik and Monty Program Ab
2014 MariaDB Corporation AB
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with this library; if not see <http://www.gnu.org/licenses>
or write to the Free Software Foundation, Inc.,
51 Franklin St., Fifth Floor, Boston, MA 02110, USA */
/**
@file
MySQL Client Plugin API
This file defines the API for plugins that work on the client side
*/
#ifndef MYSQL_CLIENT_PLUGIN_INCLUDED
#define MYSQL_CLIENT_PLUGIN_INCLUDED
#ifndef MYSQL_ABI_CHECK
#include <stdarg.h>
#include <stdlib.h>
#endif
#ifndef PLUGINDIR
#define PLUGINDIR "lib/plugin"
#endif
#define plugin_declarations_sym "_mysql_client_plugin_declaration_"
/* known plugin types */
#define MYSQL_CLIENT_PLUGIN_RESERVED 0
#define MYSQL_CLIENT_PLUGIN_RESERVED2 1
#define MYSQL_CLIENT_AUTHENTICATION_PLUGIN 2 /* authentication */
#define MYSQL_CLIENT_AUTHENTICATION_PLUGIN_INTERFACE_VERSION 0x0100
#define MYSQL_CLIENT_MAX_PLUGINS 3
/* Connector/C specific plugin types */
#define MARIADB_CLIENT_REMOTEIO_PLUGIN 100 /* communication IO */
#define MARIADB_CLIENT_PVIO_PLUGIN 101
#define MARIADB_CLIENT_TRACE_PLUGIN 102
#define MARIADB_CLIENT_CONNECTION_PLUGIN 103
#define MARIADB_CLIENT_REMOTEIO_PLUGIN_INTERFACE_VERSION 0x0100
#define MARIADB_CLIENT_PVIO_PLUGIN_INTERFACE_VERSION 0x0100
#define MARIADB_CLIENT_TRACE_PLUGIN_INTERFACE_VERSION 0x0100
#define MARIADB_CLIENT_CONNECTION_PLUGIN_INTERFACE_VERSION 0x0100
#define MARIADB_CLIENT_MAX_PLUGINS 4
#define mysql_declare_client_plugin(X) \
struct st_mysql_client_plugin_ ## X \
_mysql_client_plugin_declaration_ = { \
MYSQL_CLIENT_ ## X ## _PLUGIN, \
MYSQL_CLIENT_ ## X ## _PLUGIN_INTERFACE_VERSION,
#define mysql_end_client_plugin }
/* generic plugin header structure */
#ifndef MYSQL_CLIENT_PLUGIN_HEADER
#define MYSQL_CLIENT_PLUGIN_HEADER \
int type; \
unsigned int interface_version; \
const char *name; \
const char *author; \
const char *desc; \
unsigned int version[3]; \
const char *license; \
void *mysql_api; \
int (*init)(char *, size_t, int, va_list); \
int (*deinit)(void); \
int (*options)(const char *option, const void *);
struct st_mysql_client_plugin
{
MYSQL_CLIENT_PLUGIN_HEADER
};
#endif
struct st_mysql;
/********* connection handler plugin specific declarations **********/
typedef struct st_ma_connection_plugin
{
MYSQL_CLIENT_PLUGIN_HEADER
/* functions */
MYSQL *(*connect)(MYSQL *mysql, const char *host,
const char *user, const char *passwd,
const char *db, unsigned int port,
const char *unix_socket, unsigned long clientflag);
void (*close)(MYSQL *mysql);
int (*set_optionsv)(MYSQL *mysql, unsigned int option, ...);
int (*set_connection)(MYSQL *mysql,enum enum_server_command command,
const char *arg,
size_t length, my_bool skipp_check, void *opt_arg);
my_bool (*reconnect)(MYSQL *mysql);
int (*reset)(MYSQL *mysql);
} MARIADB_CONNECTION_PLUGIN;
#define MARIADB_DB_DRIVER(a) ((a)->ext_db)
/******************* Communication IO plugin *****************/
#include <ma_pvio.h>
typedef struct st_mariadb_client_plugin_PVIO
{
MYSQL_CLIENT_PLUGIN_HEADER
struct st_ma_pvio_methods *methods;
} MARIADB_PVIO_PLUGIN;
/******** authentication plugin specific declarations *********/
#include <mysql/plugin_auth_common.h>
struct st_mysql_client_plugin_AUTHENTICATION
{
MYSQL_CLIENT_PLUGIN_HEADER
int (*authenticate_user)(MYSQL_PLUGIN_VIO *vio, struct st_mysql *mysql);
};
/******** trace plugin *******/
struct st_mysql_client_plugin_TRACE
{
MYSQL_CLIENT_PLUGIN_HEADER
};
/**
type of the mysql_authentication_dialog_ask function
@param mysql mysql
@param type type of the input
1 - ordinary string input
2 - password string
@param prompt prompt
@param buf a buffer to store the use input
@param buf_len the length of the buffer
@retval a pointer to the user input string.
It may be equal to 'buf' or to 'mysql->password'.
In all other cases it is assumed to be an allocated
string, and the "dialog" plugin will free() it.
*/
typedef char *(*mysql_authentication_dialog_ask_t)(struct st_mysql *mysql,
int type, const char *prompt, char *buf, int buf_len);
/********************** remote IO plugin **********************/
#ifdef HAVE_REMOTEIO
#include <mariadb/ma_io.h>
/* Remote IO plugin */
typedef struct st_mysql_client_plugin_REMOTEIO
{
MYSQL_CLIENT_PLUGIN_HEADER
struct st_rio_methods *methods;
} MARIADB_REMOTEIO_PLUGIN;
#endif
/******** using plugins ************/
/**
loads a plugin and initializes it
@param mysql MYSQL structure. only MYSQL_PLUGIN_DIR option value is used,
and last_errno/last_error, for error reporting
@param name a name of the plugin to load
@param type type of plugin that should be loaded, -1 to disable type check
@param argc number of arguments to pass to the plugin initialization
function
@param ... arguments for the plugin initialization function
@retval
a pointer to the loaded plugin, or NULL in case of a failure
*/
struct st_mysql_client_plugin *
mysql_load_plugin(struct st_mysql *mysql, const char *name, int type,
int argc, ...);
/**
loads a plugin and initializes it, taking va_list as an argument
This is the same as mysql_load_plugin, but take va_list instead of
a list of arguments.
@param mysql MYSQL structure. only MYSQL_PLUGIN_DIR option value is used,
and last_errno/last_error, for error reporting
@param name a name of the plugin to load
@param type type of plugin that should be loaded, -1 to disable type check
@param argc number of arguments to pass to the plugin initialization
function
@param args arguments for the plugin initialization function
@retval
a pointer to the loaded plugin, or NULL in case of a failure
*/
struct st_mysql_client_plugin * STDCALL
mysql_load_plugin_v(struct st_mysql *mysql, const char *name, int type,
int argc, va_list args);
/**
finds an already loaded plugin by name, or loads it, if necessary
@param mysql MYSQL structure. only MYSQL_PLUGIN_DIR option value is used,
and last_errno/last_error, for error reporting
@param name a name of the plugin to load
@param type type of plugin that should be loaded
@retval
a pointer to the plugin, or NULL in case of a failure
*/
struct st_mysql_client_plugin * STDCALL
mysql_client_find_plugin(struct st_mysql *mysql, const char *name, int type);
/**
adds a plugin structure to the list of loaded plugins
This is useful if an application has the necessary functionality
(for example, a special load data handler) statically linked into
the application binary. It can use this function to register the plugin
directly, avoiding the need to factor it out into a shared object.
@param mysql MYSQL structure. It is only used for error reporting
@param plugin an st_mysql_client_plugin structure to register
@retval
a pointer to the plugin, or NULL in case of a failure
*/
struct st_mysql_client_plugin * STDCALL
mysql_client_register_plugin(struct st_mysql *mysql,
struct st_mysql_client_plugin *plugin);
extern struct st_mysql_client_plugin *mysql_client_builtins[];
#endif

107
vendor/MDBC/include/mysql/plugin_auth.h vendored Normal file
View File

@ -0,0 +1,107 @@
#ifndef MYSQL_PLUGIN_AUTH_COMMON_INCLUDED
/* Copyright (C) 2010 Sergei Golubchik and Monty Program Ab
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with this library; if not, write to the Free
Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
MA 02111-1301, USA */
/**
@file
This file defines constants and data structures that are the same for
both client- and server-side authentication plugins.
*/
#define MYSQL_PLUGIN_AUTH_COMMON_INCLUDED
/** the max allowed length for a user name */
#define MYSQL_USERNAME_LENGTH 512
/**
return values of the plugin authenticate_user() method.
*/
/**
Authentication failed. Additionally, all other CR_xxx values
(libmariadb error code) can be used too.
The client plugin may set the error code and the error message directly
in the MYSQL structure and return CR_ERROR. If a CR_xxx specific error
code was returned, an error message in the MYSQL structure will be
overwritten. If CR_ERROR is returned without setting the error in MYSQL,
CR_UNKNOWN_ERROR will be user.
*/
#define CR_ERROR 0
/**
Authentication (client part) was successful. It does not mean that the
authentication as a whole was successful, usually it only means
that the client was able to send the user name and the password to the
server. If CR_OK is returned, the libmariadb reads the next packet expecting
it to be one of OK, ERROR, or CHANGE_PLUGIN packets.
*/
#define CR_OK -1
/**
Authentication was successful.
It means that the client has done its part successfully and also that
a plugin has read the last packet (one of OK, ERROR, CHANGE_PLUGIN).
In this case, libmariadb will not read a packet from the server,
but it will use the data at mysql->net.read_pos.
A plugin may return this value if the number of roundtrips in the
authentication protocol is not known in advance, and the client plugin
needs to read one packet more to determine if the authentication is finished
or not.
*/
#define CR_OK_HANDSHAKE_COMPLETE -2
typedef struct st_plugin_vio_info
{
enum { MYSQL_VIO_INVALID, MYSQL_VIO_TCP, MYSQL_VIO_SOCKET,
MYSQL_VIO_PIPE, MYSQL_VIO_MEMORY } protocol;
int socket; /**< it's set, if the protocol is SOCKET or TCP */
#ifdef _WIN32
HANDLE handle; /**< it's set, if the protocol is PIPE or MEMORY */
#endif
} MYSQL_PLUGIN_VIO_INFO;
/**
Provides plugin access to communication channel
*/
typedef struct st_plugin_vio
{
/**
Plugin provides a pointer reference and this function sets it to the
contents of any incoming packet. Returns the packet length, or -1 if
the plugin should terminate.
*/
int (*read_packet)(struct st_plugin_vio *vio,
unsigned char **buf);
/**
Plugin provides a buffer with data and the length and this
function sends it as a packet. Returns 0 on success, 1 on failure.
*/
int (*write_packet)(struct st_plugin_vio *vio,
const unsigned char *packet,
int packet_len);
/**
Fills in a st_plugin_vio_info structure, providing the information
about the connection.
*/
void (*info)(struct st_plugin_vio *vio, struct st_plugin_vio_info *info);
} MYSQL_PLUGIN_VIO;
#endif

View File

@ -0,0 +1,110 @@
/* Copyright (C) 2010 Sergei Golubchik and Monty Program Ab
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with this library; if not, write to the Free
Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
MA 02111-1301, USA */
#ifndef MYSQL_PLUGIN_AUTH_COMMON_INCLUDED
/**
@file
This file defines constants and data structures that are the same for
both client- and server-side authentication plugins.
*/
#define MYSQL_PLUGIN_AUTH_COMMON_INCLUDED
/** the max allowed length for a user name */
#define MYSQL_USERNAME_LENGTH 512
/**
return values of the plugin authenticate_user() method.
*/
/**
Authentication failed. Additionally, all other CR_xxx values
(libmariadb error code) can be used too.
The client plugin may set the error code and the error message directly
in the MYSQL structure and return CR_ERROR. If a CR_xxx specific error
code was returned, an error message in the MYSQL structure will be
overwritten. If CR_ERROR is returned without setting the error in MYSQL,
CR_UNKNOWN_ERROR will be user.
*/
#define CR_ERROR 0
/**
Authentication (client part) was successful. It does not mean that the
authentication as a whole was successful, usually it only means
that the client was able to send the user name and the password to the
server. If CR_OK is returned, the libmariadb reads the next packet expecting
it to be one of OK, ERROR, or CHANGE_PLUGIN packets.
*/
#define CR_OK -1
/**
Authentication was successful.
It means that the client has done its part successfully and also that
a plugin has read the last packet (one of OK, ERROR, CHANGE_PLUGIN).
In this case, libmariadb will not read a packet from the server,
but it will use the data at mysql->net.read_pos.
A plugin may return this value if the number of roundtrips in the
authentication protocol is not known in advance, and the client plugin
needs to read one packet more to determine if the authentication is finished
or not.
*/
#define CR_OK_HANDSHAKE_COMPLETE -2
typedef struct st_plugin_vio_info
{
enum { MYSQL_VIO_INVALID, MYSQL_VIO_TCP, MYSQL_VIO_SOCKET,
MYSQL_VIO_PIPE, MYSQL_VIO_MEMORY } protocol;
#ifndef _WIN32
int socket; /**< it's set, if the protocol is SOCKET or TCP */
#else
SOCKET socket; /**< it's set, if the protocol is SOCKET or TCP */
HANDLE handle; /**< it's set, if the protocol is PIPE or MEMORY */
#endif
} MYSQL_PLUGIN_VIO_INFO;
/**
Provides plugin access to communication channel
*/
typedef struct st_plugin_vio
{
/**
Plugin provides a pointer reference and this function sets it to the
contents of any incoming packet. Returns the packet length, or -1 if
the plugin should terminate.
*/
int (*read_packet)(struct st_plugin_vio *vio,
unsigned char **buf);
/**
Plugin provides a buffer with data and the length and this
function sends it as a packet. Returns 0 on success, 1 on failure.
*/
int (*write_packet)(struct st_plugin_vio *vio,
const unsigned char *packet,
int packet_len);
/**
Fills in a st_plugin_vio_info structure, providing the information
about the connection.
*/
void (*info)(struct st_plugin_vio *vio, struct st_plugin_vio_info *info);
} MYSQL_PLUGIN_VIO;
#endif