diff options
Diffstat (limited to 'mysql/mysql_com.h')
| -rw-r--r-- | mysql/mysql_com.h | 614 |
1 files changed, 0 insertions, 614 deletions
diff --git a/mysql/mysql_com.h b/mysql/mysql_com.h deleted file mode 100644 index d864d07..0000000 --- a/mysql/mysql_com.h +++ /dev/null @@ -1,614 +0,0 @@ -/* Copyright (c) 2000, 2016, Oracle and/or its affiliates. All rights reserved. - - 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; version 2 of the License. - - 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */ - -/* -** Common definition between mysql server & client -*/ - -#ifndef _mysql_com_h -#define _mysql_com_h -#include "binary_log_types.h" -#include "my_command.h" -#define HOSTNAME_LENGTH 60 -#define SYSTEM_CHARSET_MBMAXLEN 3 -#define FILENAME_CHARSET_MBMAXLEN 5 -#define NAME_CHAR_LEN 64 /* Field/table name length */ -#define USERNAME_CHAR_LENGTH 32 -#define USERNAME_CHAR_LENGTH_STR "32" -#ifndef NAME_LEN -#define NAME_LEN (NAME_CHAR_LEN*SYSTEM_CHARSET_MBMAXLEN) -#endif -#define USERNAME_LENGTH (USERNAME_CHAR_LENGTH*SYSTEM_CHARSET_MBMAXLEN) -#define CONNECT_STRING_MAXLEN 1024 - -#define MYSQL_AUTODETECT_CHARSET_NAME "auto" - -#define SERVER_VERSION_LENGTH 60 -#define SQLSTATE_LENGTH 5 - -/* - Maximum length of comments -*/ -#define TABLE_COMMENT_INLINE_MAXLEN 180 /* pre 6.0: 60 characters */ -#define TABLE_COMMENT_MAXLEN 2048 -#define COLUMN_COMMENT_MAXLEN 1024 -#define INDEX_COMMENT_MAXLEN 1024 -#define TABLE_PARTITION_COMMENT_MAXLEN 1024 - -/* - Maximum length of protocol packet. - OK packet length limit also restricted to this value as any length greater - than this value will have first byte of OK packet to be 254 thus does not - provide a means to identify if this is OK or EOF packet. -*/ -#define MAX_PACKET_LENGTH (256L*256L*256L-1) - -/* - USER_HOST_BUFF_SIZE -- length of string buffer, that is enough to contain - username and hostname parts of the user identifier with trailing zero in - MySQL standard format: - user_name_part@host_name_part\0 -*/ -#define USER_HOST_BUFF_SIZE HOSTNAME_LENGTH + USERNAME_LENGTH + 2 - -#define LOCAL_HOST "localhost" -#define LOCAL_HOST_NAMEDPIPE "." - - -#if defined(_WIN32) -#define MYSQL_NAMEDPIPE "MySQL" -#define MYSQL_SERVICENAME "MySQL" -#endif /* _WIN32 */ - -/* The length of the header part for each generated column in the .frm file. */ -#define FRM_GCOL_HEADER_SIZE 4 -/* - Maximum length of the expression statement defined for generated columns. -*/ -#define GENERATED_COLUMN_EXPRESSION_MAXLEN 65535 - FRM_GCOL_HEADER_SIZE -/* - Length of random string sent by server on handshake; this is also length of - obfuscated password, received from client -*/ -#define SCRAMBLE_LENGTH 20 -#define AUTH_PLUGIN_DATA_PART_1_LENGTH 8 -/* length of password stored in the db: new passwords are preceeded with '*' */ -#define SCRAMBLED_PASSWORD_CHAR_LENGTH (SCRAMBLE_LENGTH*2+1) - - -#define NOT_NULL_FLAG 1 /* Field can't be NULL */ -#define PRI_KEY_FLAG 2 /* Field is part of a primary key */ -#define UNIQUE_KEY_FLAG 4 /* Field is part of a unique key */ -#define MULTIPLE_KEY_FLAG 8 /* Field is part of a key */ -#define BLOB_FLAG 16 /* Field is a blob */ -#define UNSIGNED_FLAG 32 /* Field is unsigned */ -#define ZEROFILL_FLAG 64 /* Field is zerofill */ -#define BINARY_FLAG 128 /* Field is binary */ - -/* The following are only sent to new clients */ -#define ENUM_FLAG 256 /* field is an enum */ -#define AUTO_INCREMENT_FLAG 512 /* field is a autoincrement field */ -#define TIMESTAMP_FLAG 1024 /* Field is a timestamp */ -#define SET_FLAG 2048 /* field is a set */ -#define NO_DEFAULT_VALUE_FLAG 4096 /* Field doesn't have default value */ -#define ON_UPDATE_NOW_FLAG 8192 /* Field is set to NOW on UPDATE */ -#define NUM_FLAG 32768 /* Field is num (for clients) */ -#define PART_KEY_FLAG 16384 /* Intern; Part of some key */ -#define GROUP_FLAG 32768 /* Intern: Group field */ -#define UNIQUE_FLAG 65536 /* Intern: Used by sql_yacc */ -#define BINCMP_FLAG 131072 /* Intern: Used by sql_yacc */ -#define GET_FIXED_FIELDS_FLAG (1 << 18) /* Used to get fields in item tree */ -#define FIELD_IN_PART_FUNC_FLAG (1 << 19)/* Field part of partition func */ -/** - Intern: Field in TABLE object for new version of altered table, - which participates in a newly added index. -*/ -#define FIELD_IN_ADD_INDEX (1 << 20) -#define FIELD_IS_RENAMED (1<< 21) /* Intern: Field is being renamed */ -#define FIELD_FLAGS_STORAGE_MEDIA 22 /* Field storage media, bit 22-23 */ -#define FIELD_FLAGS_STORAGE_MEDIA_MASK (3 << FIELD_FLAGS_STORAGE_MEDIA) -#define FIELD_FLAGS_COLUMN_FORMAT 24 /* Field column format, bit 24-25 */ -#define FIELD_FLAGS_COLUMN_FORMAT_MASK (3 << FIELD_FLAGS_COLUMN_FORMAT) -#define FIELD_IS_DROPPED (1<< 26) /* Intern: Field is being dropped */ -#define EXPLICIT_NULL_FLAG (1<< 27) /* Field is explicitly specified as - NULL by the user */ - -#define REFRESH_GRANT 1 /* Refresh grant tables */ -#define REFRESH_LOG 2 /* Start on new log file */ -#define REFRESH_TABLES 4 /* close all tables */ -#define REFRESH_HOSTS 8 /* Flush host cache */ -#define REFRESH_STATUS 16 /* Flush status variables */ -#define REFRESH_THREADS 32 /* Flush thread cache */ -#define REFRESH_SLAVE 64 /* Reset master info and restart slave - thread */ -#define REFRESH_MASTER 128 /* Remove all bin logs in the index - and truncate the index */ -#define REFRESH_ERROR_LOG 256 /* Rotate only the erorr log */ -#define REFRESH_ENGINE_LOG 512 /* Flush all storage engine logs */ -#define REFRESH_BINARY_LOG 1024 /* Flush the binary log */ -#define REFRESH_RELAY_LOG 2048 /* Flush the relay log */ -#define REFRESH_GENERAL_LOG 4096 /* Flush the general log */ -#define REFRESH_SLOW_LOG 8192 /* Flush the slow query log */ - -/* The following can't be set with mysql_refresh() */ -#define REFRESH_READ_LOCK 16384 /* Lock tables for read */ -#define REFRESH_FAST 32768 /* Intern flag */ - -/* RESET (remove all queries) from query cache */ -#define REFRESH_QUERY_CACHE 65536 -#define REFRESH_QUERY_CACHE_FREE 0x20000L /* pack query cache */ -#define REFRESH_DES_KEY_FILE 0x40000L -#define REFRESH_USER_RESOURCES 0x80000L -#define REFRESH_FOR_EXPORT 0x100000L /* FLUSH TABLES ... FOR EXPORT */ -#define REFRESH_OPTIMIZER_COSTS 0x200000L /* FLUSH OPTIMIZER_COSTS */ - -#define CLIENT_LONG_PASSWORD 1 /* new more secure passwords */ -#define CLIENT_FOUND_ROWS 2 /* Found instead of affected rows */ -#define CLIENT_LONG_FLAG 4 /* Get all column flags */ -#define CLIENT_CONNECT_WITH_DB 8 /* One can specify db on connect */ -#define CLIENT_NO_SCHEMA 16 /* Don't allow database.table.column */ -#define CLIENT_COMPRESS 32 /* Can use compression protocol */ -#define CLIENT_ODBC 64 /* Odbc client */ -#define CLIENT_LOCAL_FILES 128 /* Can use LOAD DATA LOCAL */ -#define CLIENT_IGNORE_SPACE 256 /* Ignore spaces before '(' */ -#define CLIENT_PROTOCOL_41 512 /* New 4.1 protocol */ -#define CLIENT_INTERACTIVE 1024 /* This is an interactive client */ -#define CLIENT_SSL 2048 /* Switch to SSL after handshake */ -#define CLIENT_IGNORE_SIGPIPE 4096 /* IGNORE sigpipes */ -#define CLIENT_TRANSACTIONS 8192 /* Client knows about transactions */ -#define CLIENT_RESERVED 16384 /* Old flag for 4.1 protocol */ -#define CLIENT_RESERVED2 32768 /* Old flag for 4.1 authentication */ -#define CLIENT_MULTI_STATEMENTS (1UL << 16) /* Enable/disable multi-stmt support */ -#define CLIENT_MULTI_RESULTS (1UL << 17) /* Enable/disable multi-results */ -#define CLIENT_PS_MULTI_RESULTS (1UL << 18) /* Multi-results in PS-protocol */ - -#define CLIENT_PLUGIN_AUTH (1UL << 19) /* Client supports plugin authentication */ -#define CLIENT_CONNECT_ATTRS (1UL << 20) /* Client supports connection attributes */ - -/* Enable authentication response packet to be larger than 255 bytes. */ -#define CLIENT_PLUGIN_AUTH_LENENC_CLIENT_DATA (1UL << 21) - -/* Don't close the connection for a connection with expired password. */ -#define CLIENT_CAN_HANDLE_EXPIRED_PASSWORDS (1UL << 22) - -/** - Capable of handling server state change information. Its a hint to the - server to include the state change information in Ok packet. -*/ -#define CLIENT_SESSION_TRACK (1UL << 23) -/* Client no longer needs EOF packet */ -#define CLIENT_DEPRECATE_EOF (1UL << 24) - -#define CLIENT_SSL_VERIFY_SERVER_CERT (1UL << 30) -#define CLIENT_REMEMBER_OPTIONS (1UL << 31) - -#ifdef HAVE_COMPRESS -#define CAN_CLIENT_COMPRESS CLIENT_COMPRESS -#else -#define CAN_CLIENT_COMPRESS 0 -#endif - -/* Gather all possible capabilites (flags) supported by the server */ -#define CLIENT_ALL_FLAGS (CLIENT_LONG_PASSWORD \ - | CLIENT_FOUND_ROWS \ - | CLIENT_LONG_FLAG \ - | CLIENT_CONNECT_WITH_DB \ - | CLIENT_NO_SCHEMA \ - | CLIENT_COMPRESS \ - | CLIENT_ODBC \ - | CLIENT_LOCAL_FILES \ - | CLIENT_IGNORE_SPACE \ - | CLIENT_PROTOCOL_41 \ - | CLIENT_INTERACTIVE \ - | CLIENT_SSL \ - | CLIENT_IGNORE_SIGPIPE \ - | CLIENT_TRANSACTIONS \ - | CLIENT_RESERVED \ - | CLIENT_RESERVED2 \ - | CLIENT_MULTI_STATEMENTS \ - | CLIENT_MULTI_RESULTS \ - | CLIENT_PS_MULTI_RESULTS \ - | CLIENT_SSL_VERIFY_SERVER_CERT \ - | CLIENT_REMEMBER_OPTIONS \ - | CLIENT_PLUGIN_AUTH \ - | CLIENT_CONNECT_ATTRS \ - | CLIENT_PLUGIN_AUTH_LENENC_CLIENT_DATA \ - | CLIENT_CAN_HANDLE_EXPIRED_PASSWORDS \ - | CLIENT_SESSION_TRACK \ - | CLIENT_DEPRECATE_EOF \ -) - -/* - Switch off the flags that are optional and depending on build flags - If any of the optional flags is supported by the build it will be switched - on before sending to the client during the connection handshake. -*/ -#define CLIENT_BASIC_FLAGS (((CLIENT_ALL_FLAGS & ~CLIENT_SSL) \ - & ~CLIENT_COMPRESS) \ - & ~CLIENT_SSL_VERIFY_SERVER_CERT) - -/** - Is raised when a multi-statement transaction - has been started, either explicitly, by means - of BEGIN or COMMIT AND CHAIN, or - implicitly, by the first transactional - statement, when autocommit=off. -*/ -#define SERVER_STATUS_IN_TRANS 1 -#define SERVER_STATUS_AUTOCOMMIT 2 /* Server in auto_commit mode */ -#define SERVER_MORE_RESULTS_EXISTS 8 /* Multi query - next query exists */ -#define SERVER_QUERY_NO_GOOD_INDEX_USED 16 -#define SERVER_QUERY_NO_INDEX_USED 32 -/** - The server was able to fulfill the clients request and opened a - read-only non-scrollable cursor for a query. This flag comes - in reply to COM_STMT_EXECUTE and COM_STMT_FETCH commands. -*/ -#define SERVER_STATUS_CURSOR_EXISTS 64 -/** - This flag is sent when a read-only cursor is exhausted, in reply to - COM_STMT_FETCH command. -*/ -#define SERVER_STATUS_LAST_ROW_SENT 128 -#define SERVER_STATUS_DB_DROPPED 256 /* A database was dropped */ -#define SERVER_STATUS_NO_BACKSLASH_ESCAPES 512 -/** - Sent to the client if after a prepared statement reprepare - we discovered that the new statement returns a different - number of result set columns. -*/ -#define SERVER_STATUS_METADATA_CHANGED 1024 -#define SERVER_QUERY_WAS_SLOW 2048 - -/** - To mark ResultSet containing output parameter values. -*/ -#define SERVER_PS_OUT_PARAMS 4096 - -/** - Set at the same time as SERVER_STATUS_IN_TRANS if the started - multi-statement transaction is a read-only transaction. Cleared - when the transaction commits or aborts. Since this flag is sent - to clients in OK and EOF packets, the flag indicates the - transaction status at the end of command execution. -*/ -#define SERVER_STATUS_IN_TRANS_READONLY 8192 - -/** - This status flag, when on, implies that one of the state information has - changed on the server because of the execution of the last statement. -*/ -#define SERVER_SESSION_STATE_CHANGED (1UL << 14) - -/** - Server status flags that must be cleared when starting - execution of a new SQL statement. - Flags from this set are only added to the - current server status by the execution engine, but - never removed -- the execution engine expects them - to disappear automagically by the next command. -*/ -#define SERVER_STATUS_CLEAR_SET (SERVER_QUERY_NO_GOOD_INDEX_USED| \ - SERVER_QUERY_NO_INDEX_USED|\ - SERVER_MORE_RESULTS_EXISTS|\ - SERVER_STATUS_METADATA_CHANGED |\ - SERVER_QUERY_WAS_SLOW |\ - SERVER_STATUS_DB_DROPPED |\ - SERVER_STATUS_CURSOR_EXISTS|\ - SERVER_STATUS_LAST_ROW_SENT|\ - SERVER_SESSION_STATE_CHANGED) - -#define MYSQL_ERRMSG_SIZE 512 -#define NET_READ_TIMEOUT 30 /* Timeout on read */ -#define NET_WRITE_TIMEOUT 60 /* Timeout on write */ -#define NET_WAIT_TIMEOUT 8*60*60 /* Wait for new query */ - -#define ONLY_KILL_QUERY 1 - - -struct st_vio; /* Only C */ -typedef struct st_vio Vio; - -#define MAX_TINYINT_WIDTH 3 /* Max width for a TINY w.o. sign */ -#define MAX_SMALLINT_WIDTH 5 /* Max width for a SHORT w.o. sign */ -#define MAX_MEDIUMINT_WIDTH 8 /* Max width for a INT24 w.o. sign */ -#define MAX_INT_WIDTH 10 /* Max width for a LONG w.o. sign */ -#define MAX_BIGINT_WIDTH 20 /* Max width for a LONGLONG */ -#define MAX_CHAR_WIDTH 255 /* Max length for a CHAR colum */ -#define MAX_BLOB_WIDTH 16777216 /* Default width for blob */ - -typedef struct st_net { - Vio *vio; - unsigned char *buff,*buff_end,*write_pos,*read_pos; - my_socket fd; /* For Perl DBI/dbd */ - /* - The following variable is set if we are doing several queries in one - command ( as in LOAD TABLE ... FROM MASTER ), - and do not want to confuse the client with OK at the wrong time - */ - unsigned long remain_in_buf,length, buf_length, where_b; - unsigned long max_packet,max_packet_size; - unsigned int pkt_nr,compress_pkt_nr; - unsigned int write_timeout, read_timeout, retry_count; - int fcntl; - unsigned int *return_status; - unsigned char reading_or_writing; - char save_char; - my_bool unused1; /* Please remove with the next incompatible ABI change */ - my_bool unused2; /* Please remove with the next incompatible ABI change */ - my_bool compress; - my_bool unused3; /* Please remove with the next incompatible ABI change. */ - /* - Pointer to query object in query cache, do not equal NULL (0) for - queries in cache that have not stored its results yet - */ - /* - Unused, please remove with the next incompatible ABI change. - */ - unsigned char *unused; - unsigned int last_errno; - unsigned char error; - my_bool unused4; /* Please remove with the next incompatible ABI change. */ - my_bool unused5; /* Please remove with the next incompatible ABI change. */ - /** Client library error message buffer. Actually belongs to struct MYSQL. */ - char last_error[MYSQL_ERRMSG_SIZE]; - /** Client library sqlstate buffer. Set along with the error message. */ - char sqlstate[SQLSTATE_LENGTH+1]; - /** - Extension pointer, for the caller private use. - Any program linking with the networking library can use this pointer, - which is handy when private connection specific data needs to be - maintained. - The mysqld server process uses this pointer internally, - to maintain the server internal instrumentation for the connection. - */ - void *extension; -} NET; - - -#define packet_error (~(unsigned long) 0) -/* For backward compatibility */ -#define CLIENT_MULTI_QUERIES CLIENT_MULTI_STATEMENTS -#define FIELD_TYPE_DECIMAL MYSQL_TYPE_DECIMAL -#define FIELD_TYPE_NEWDECIMAL MYSQL_TYPE_NEWDECIMAL -#define FIELD_TYPE_TINY MYSQL_TYPE_TINY -#define FIELD_TYPE_SHORT MYSQL_TYPE_SHORT -#define FIELD_TYPE_LONG MYSQL_TYPE_LONG -#define FIELD_TYPE_FLOAT MYSQL_TYPE_FLOAT -#define FIELD_TYPE_DOUBLE MYSQL_TYPE_DOUBLE -#define FIELD_TYPE_NULL MYSQL_TYPE_NULL -#define FIELD_TYPE_TIMESTAMP MYSQL_TYPE_TIMESTAMP -#define FIELD_TYPE_LONGLONG MYSQL_TYPE_LONGLONG -#define FIELD_TYPE_INT24 MYSQL_TYPE_INT24 -#define FIELD_TYPE_DATE MYSQL_TYPE_DATE -#define FIELD_TYPE_TIME MYSQL_TYPE_TIME -#define FIELD_TYPE_DATETIME MYSQL_TYPE_DATETIME -#define FIELD_TYPE_YEAR MYSQL_TYPE_YEAR -#define FIELD_TYPE_NEWDATE MYSQL_TYPE_NEWDATE -#define FIELD_TYPE_ENUM MYSQL_TYPE_ENUM -#define FIELD_TYPE_SET MYSQL_TYPE_SET -#define FIELD_TYPE_TINY_BLOB MYSQL_TYPE_TINY_BLOB -#define FIELD_TYPE_MEDIUM_BLOB MYSQL_TYPE_MEDIUM_BLOB -#define FIELD_TYPE_LONG_BLOB MYSQL_TYPE_LONG_BLOB -#define FIELD_TYPE_BLOB MYSQL_TYPE_BLOB -#define FIELD_TYPE_VAR_STRING MYSQL_TYPE_VAR_STRING -#define FIELD_TYPE_STRING MYSQL_TYPE_STRING -#define FIELD_TYPE_CHAR MYSQL_TYPE_TINY -#define FIELD_TYPE_INTERVAL MYSQL_TYPE_ENUM -#define FIELD_TYPE_GEOMETRY MYSQL_TYPE_GEOMETRY -#define FIELD_TYPE_BIT MYSQL_TYPE_BIT - - -/* Shutdown/kill enums and constants */ - -/* Bits for THD::killable. */ -#define MYSQL_SHUTDOWN_KILLABLE_CONNECT (unsigned char)(1 << 0) -#define MYSQL_SHUTDOWN_KILLABLE_TRANS (unsigned char)(1 << 1) -#define MYSQL_SHUTDOWN_KILLABLE_LOCK_TABLE (unsigned char)(1 << 2) -#define MYSQL_SHUTDOWN_KILLABLE_UPDATE (unsigned char)(1 << 3) - -enum mysql_enum_shutdown_level { - /* - We want levels to be in growing order of hardness (because we use number - comparisons). Note that DEFAULT does not respect the growing property, but - it's ok. - */ - SHUTDOWN_DEFAULT = 0, - /* wait for existing connections to finish */ - SHUTDOWN_WAIT_CONNECTIONS= MYSQL_SHUTDOWN_KILLABLE_CONNECT, - /* wait for existing trans to finish */ - SHUTDOWN_WAIT_TRANSACTIONS= MYSQL_SHUTDOWN_KILLABLE_TRANS, - /* wait for existing updates to finish (=> no partial MyISAM update) */ - SHUTDOWN_WAIT_UPDATES= MYSQL_SHUTDOWN_KILLABLE_UPDATE, - /* flush InnoDB buffers and other storage engines' buffers*/ - SHUTDOWN_WAIT_ALL_BUFFERS= (MYSQL_SHUTDOWN_KILLABLE_UPDATE << 1), - /* don't flush InnoDB buffers, flush other storage engines' buffers*/ - SHUTDOWN_WAIT_CRITICAL_BUFFERS= (MYSQL_SHUTDOWN_KILLABLE_UPDATE << 1) + 1, - /* Now the 2 levels of the KILL command */ - KILL_QUERY= 254, - KILL_CONNECTION= 255 -}; - - -enum enum_cursor_type -{ - CURSOR_TYPE_NO_CURSOR= 0, - CURSOR_TYPE_READ_ONLY= 1, - CURSOR_TYPE_FOR_UPDATE= 2, - CURSOR_TYPE_SCROLLABLE= 4 -}; - - -/* options for mysql_set_option */ -enum enum_mysql_set_option -{ - MYSQL_OPTION_MULTI_STATEMENTS_ON, - MYSQL_OPTION_MULTI_STATEMENTS_OFF -}; - -/* - Type of state change information that the server can include in the Ok - packet. - Note : 1) session_state_type shouldn't go past 255 (i.e. 1-byte boundary). - 2) Modify the definition of SESSION_TRACK_END when a new member is - added. -*/ -enum enum_session_state_type -{ - SESSION_TRACK_SYSTEM_VARIABLES, /* Session system variables */ - SESSION_TRACK_SCHEMA, /* Current schema */ - SESSION_TRACK_STATE_CHANGE, /* track session state changes */ - SESSION_TRACK_GTIDS, - SESSION_TRACK_TRANSACTION_CHARACTERISTICS, /* Transaction chistics */ - SESSION_TRACK_TRANSACTION_STATE /* Transaction state */ -}; - -#define SESSION_TRACK_BEGIN SESSION_TRACK_SYSTEM_VARIABLES - -#define SESSION_TRACK_END SESSION_TRACK_TRANSACTION_STATE - -#define IS_SESSION_STATE_TYPE(T) \ - (((int)(T) >= SESSION_TRACK_BEGIN) && ((T) <= SESSION_TRACK_END)) - -#define net_new_transaction(net) ((net)->pkt_nr=0) - -#ifdef __cplusplus -extern "C" { -#endif - -my_bool my_net_init(NET *net, Vio* vio); -void my_net_local_init(NET *net); -void net_end(NET *net); -void net_clear(NET *net, my_bool check_buffer); -void net_claim_memory_ownership(NET *net); -my_bool net_realloc(NET *net, size_t length); -my_bool net_flush(NET *net); -my_bool my_net_write(NET *net,const unsigned char *packet, size_t len); -my_bool net_write_command(NET *net,unsigned char command, - const unsigned char *header, size_t head_len, - const unsigned char *packet, size_t len); -my_bool net_write_packet(NET *net, const unsigned char *packet, size_t length); -unsigned long my_net_read(NET *net); - -#ifdef MY_GLOBAL_INCLUDED -void my_net_set_write_timeout(NET *net, uint timeout); -void my_net_set_read_timeout(NET *net, uint timeout); -#endif - -struct rand_struct { - unsigned long seed1,seed2,max_value; - double max_value_dbl; -}; - -#ifdef __cplusplus -} -#endif - - /* The following is for user defined functions */ - -enum Item_result {STRING_RESULT=0, REAL_RESULT, INT_RESULT, ROW_RESULT, - DECIMAL_RESULT}; - -typedef struct st_udf_args -{ - unsigned int arg_count; /* Number of arguments */ - enum Item_result *arg_type; /* Pointer to item_results */ - char **args; /* Pointer to argument */ - unsigned long *lengths; /* Length of string arguments */ - char *maybe_null; /* Set to 1 for all maybe_null args */ - char **attributes; /* Pointer to attribute name */ - unsigned long *attribute_lengths; /* Length of attribute arguments */ - void *extension; -} UDF_ARGS; - - /* This holds information about the result */ - -typedef struct st_udf_init -{ - my_bool maybe_null; /* 1 if function can return NULL */ - unsigned int decimals; /* for real functions */ - unsigned long max_length; /* For string functions */ - char *ptr; /* free pointer for function data */ - my_bool const_item; /* 1 if function always returns the same value */ - void *extension; -} UDF_INIT; -/* - TODO: add a notion for determinism of the UDF. - See Item_udf_func::update_used_tables () -*/ - - /* Constants when using compression */ -#define NET_HEADER_SIZE 4 /* standard header size */ -#define COMP_HEADER_SIZE 3 /* compression header extra size */ - - /* Prototypes to password functions */ - -#ifdef __cplusplus -extern "C" { -#endif - -/* - These functions are used for authentication by client and server and - implemented in sql/password.c -*/ - -void randominit(struct rand_struct *, unsigned long seed1, - unsigned long seed2); -double my_rnd(struct rand_struct *); -void create_random_string(char *to, unsigned int length, struct rand_struct *rand_st); - -void hash_password(unsigned long *to, const char *password, unsigned int password_len); -void make_scrambled_password_323(char *to, const char *password); -void scramble_323(char *to, const char *message, const char *password); -my_bool check_scramble_323(const unsigned char *reply, const char *message, - unsigned long *salt); -void get_salt_from_password_323(unsigned long *res, const char *password); -void make_password_from_salt_323(char *to, const unsigned long *salt); - -void make_scrambled_password(char *to, const char *password); -void scramble(char *to, const char *message, const char *password); -my_bool check_scramble(const unsigned char *reply, const char *message, - const unsigned char *hash_stage2); -void get_salt_from_password(unsigned char *res, const char *password); -void make_password_from_salt(char *to, const unsigned char *hash_stage2); -char *octet2hex(char *to, const char *str, unsigned int len); - -/* end of password.c */ - -char *get_tty_password(const char *opt_message); -const char *mysql_errno_to_sqlstate(unsigned int mysql_errno); - -/* Some other useful functions */ - -my_bool my_thread_init(void); -void my_thread_end(void); - -#ifdef MY_GLOBAL_INCLUDED -ulong STDCALL net_field_length(uchar **packet); -my_ulonglong net_field_length_ll(uchar **packet); -uchar *net_store_length(uchar *pkg, ulonglong length); -unsigned int net_length_size(ulonglong num); -#endif - -#ifdef __cplusplus -} -#endif - -#define NULL_LENGTH ((unsigned long) ~0) /* For net_store_length */ -#define MYSQL_STMT_HEADER 4 -#define MYSQL_LONG_DATA_HEADER 6 - -#define NOT_FIXED_DEC 31 -#endif |