tds.h
Go to the documentation of this file.
/* FreeTDS - Library of routines accessing Sybase and Microsoft databases
* Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005 Brian Bruns
* Copyright (C) 2010, 2011 Frediano Ziglio
*
* 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., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#ifndef _tds_h_
#define _tds_h_
#ifndef _freetds_config_h_
#error should include config.h before
#endif
#include <stdarg.h>
#include <stdio.h>
#include <time.h>
#ifdef HAVE_STDDEF_H
#include <stddef.h>
#endif
#if HAVE_NETDB_H
#include <netdb.h>
#endif /* HAVE_NETDB_H */
#if HAVE_NETINET_IN_H
#include <netinet/in.h>
#endif /* HAVE_NET_INET_IN_H */
#if HAVE_ARPA_INET_H
#include <arpa/inet.h>
#endif /* HAVE_ARPA_INET_H */
#if HAVE_SYS_SOCKET_H
#include <sys/socket.h>
#endif /* HAVE_SYS_SOCKET_H */
/* forward declaration */
typedef struct tdsiconvinfo TDSICONV;
typedef struct tds_connection TDSCONNECTION;
typedef struct tds_socket TDSSOCKET;
typedef struct tds_column TDSCOLUMN;
typedef struct tds_bcpinfo TDSBCPINFO;
#include <freetds/version.h>
#include "tds_sysdep_public.h"
#include <freetds/sysdep_private.h>
#include <freetds/thread.h>
#include <freetds/bool.h>
#include <freetds/macros.h>
#include <freetds/utils/string.h>
#include "replacements.h"
#include <freetds/pushvis.h>
#ifdef __cplusplus
extern "C"
{
#if 0
}
#endif
#endif
typedef struct tds_compiletime_settings
{
const char *freetds_version; /* release version of FreeTDS */
const char *sysconfdir; /* location of freetds.conf */
const char *last_update; /* latest software_version date among the modules */
const char *tdsver; /* TDS protocol version (4.2/4.6/5.0/7.0/7.1) 5.0 */
bool msdblib; /* for MS style dblib */
bool sybase_compat; /* enable increased Open Client binary compatibility */
bool threadsafe; /* compile for thread safety default=no */
bool libiconv; /* search for libiconv in DIR/include and DIR/lib */
bool iodbc; /* build odbc driver against iODBC in DIR */
bool unixodbc; /* build odbc driver against unixODBC in DIR */
bool openssl; /* build against OpenSSL */
bool gnutls; /* build against GnuTLS */
bool mars; /* MARS enabled */
bool sspi; /* SSPI enabled */
bool kerberos; /* Kerberos enabled */
} TDS_COMPILETIME_SETTINGS;
/*
* All references to data that touch the wire should use the following typedefs.
*
* If you have problems on 64-bit machines and the code is
* using a native datatype, please change it to use
* these. (In the TDS layer only, the API layers have their
* own typedefs which equate to these).
*/
typedef char TDS_CHAR; /* 8-bit char */
typedef uint8_t TDS_UCHAR; /* 8-bit uchar */
typedef uint8_t TDS_TINYINT; /* 8-bit unsigned */
typedef int16_t TDS_SMALLINT; /* 16-bit int */
typedef uint16_t TDS_USMALLINT; /* 16-bit unsigned */
typedef int32_t TDS_INT; /* 32-bit int */
typedef uint32_t TDS_UINT; /* 32-bit unsigned */
typedef int64_t TDS_INT8; /* 64-bit integer */
typedef uint64_t TDS_UINT8; /* 64-bit unsigned */
typedef intptr_t TDS_INTPTR;
typedef uintptr_t TDS_UINTPTR;
typedef tds_sysdep_real32_type TDS_REAL; /* 32-bit real */
typedef tds_sysdep_real64_type TDS_FLOAT; /* 64-bit real */
#include <freetds/proto.h>
#define TDS_INVALID_TYPE ((TDS_SERVER_TYPE) 0)
typedef struct
{
TDS_UINT8 time;
TDS_INT date;
TDS_SMALLINT offset;
TDS_USMALLINT time_prec:3;
TDS_USMALLINT _tds_reserved:10;
TDS_USMALLINT has_time:1;
TDS_USMALLINT has_date:1;
TDS_USMALLINT has_offset:1;
} TDS_DATETIMEALL;
typedef struct tdsdaterec
{
TDS_INT year;
TDS_INT quarter;
TDS_INT month;
TDS_INT day;
TDS_INT dayofyear;
TDS_INT weekday;
TDS_INT hour;
TDS_INT minute;
TDS_INT second;
TDS_INT decimicrosecond;
TDS_INT timezone;
} TDSDATEREC;
extern const int tds_numeric_bytes_per_prec[];
typedef int TDSRET;
#define TDS_NO_MORE_RESULTS ((TDSRET)1)
#define TDS_SUCCESS ((TDSRET)0)
#define TDS_FAIL ((TDSRET)-1)
#define TDS_CANCELLED ((TDSRET)-2)
#define TDS_FAILED(rc) ((rc)<0)
#define TDS_SUCCEED(rc) ((rc)>=0)
#define TDS_PROPAGATE(rc) \
do { TDSRET _tds_ret = (rc); if (TDS_FAILED(_tds_ret)) return _tds_ret; } while(0)
#define TDS_INT_CONTINUE 1
#define TDS_INT_CANCEL 2
#define TDS_INT_TIMEOUT 3
#define TDS_NO_COUNT -1
#define TDS_ROW_RESULT 4040
#define TDS_PARAM_RESULT 4042
#define TDS_STATUS_RESULT 4043
#define TDS_MSG_RESULT 4044
#define TDS_COMPUTE_RESULT 4045
#define TDS_CMD_DONE 4046
#define TDS_CMD_SUCCEED 4047
#define TDS_CMD_FAIL 4048
#define TDS_ROWFMT_RESULT 4049
#define TDS_COMPUTEFMT_RESULT 4050
#define TDS_DESCRIBE_RESULT 4051
#define TDS_DONE_RESULT 4052
#define TDS_DONEPROC_RESULT 4053
#define TDS_DONEINPROC_RESULT 4054
#define TDS_OTHERS_RESULT 4055
enum tds_token_results
{
TDS_TOKEN_RES_OTHERS,
TDS_TOKEN_RES_ROWFMT,
TDS_TOKEN_RES_COMPUTEFMT,
TDS_TOKEN_RES_PARAMFMT,
TDS_TOKEN_RES_DONE,
TDS_TOKEN_RES_ROW,
TDS_TOKEN_RES_COMPUTE,
TDS_TOKEN_RES_PROC,
TDS_TOKEN_RES_MSG,
TDS_TOKEN_RES_ENV,
};
#define TDS_TOKEN_FLAG(flag) TDS_RETURN_##flag = (1 << (TDS_TOKEN_RES_##flag*2)), TDS_STOPAT_##flag = (2 << (TDS_TOKEN_RES_##flag*2))
enum tds_token_flags
{
TDS_HANDLE_ALL = 0,
TDS_TOKEN_FLAG(OTHERS),
TDS_TOKEN_FLAG(ROWFMT),
TDS_TOKEN_FLAG(COMPUTEFMT),
TDS_TOKEN_FLAG(PARAMFMT),
TDS_TOKEN_FLAG(DONE),
TDS_TOKEN_FLAG(ROW),
TDS_TOKEN_FLAG(COMPUTE),
TDS_TOKEN_FLAG(PROC),
TDS_TOKEN_FLAG(MSG),
TDS_TOKEN_FLAG(ENV),
TDS_TOKEN_RESULTS = TDS_RETURN_ROWFMT|TDS_RETURN_COMPUTEFMT|TDS_RETURN_DONE|TDS_STOPAT_ROW|TDS_STOPAT_COMPUTE|TDS_RETURN_PROC,
TDS_TOKEN_TRAILING = TDS_STOPAT_ROWFMT|TDS_STOPAT_COMPUTEFMT|TDS_STOPAT_ROW|TDS_STOPAT_COMPUTE|TDS_STOPAT_MSG|TDS_STOPAT_OTHERS
};
enum tds_end
{
TDS_DONE_FINAL = 0x00
, TDS_DONE_MORE_RESULTS = 0x01
, TDS_DONE_ERROR = 0x02
, TDS_DONE_INXACT = 0x04
, TDS_DONE_PROC = 0x08
, TDS_DONE_COUNT = 0x10
, TDS_DONE_CANCELLED = 0x20
, TDS_DONE_EVENT = 0x40 /* part of an event notification. */
, TDS_DONE_SRVERROR = 0x100
/* after the above flags, a TDS_DONE packet has a field describing the state of the transaction */
, TDS_DONE_NO_TRAN = 0 /* No transaction in effect */
, TDS_DONE_TRAN_SUCCEED = 1 /* Transaction completed successfully */
, TDS_DONE_TRAN_PROGRESS= 2 /* Transaction in progress */
, TDS_DONE_STMT_ABORT = 3 /* A statement aborted */
, TDS_DONE_TRAN_ABORT = 4 /* Transaction aborted */
};
/*
* TDSERRNO is emitted by libtds to the client library's error handler
* (which may in turn call the client's error handler).
* These match the db-lib msgno, because the same values have the same meaning
* in db-lib and ODBC. ct-lib maps them to ct-lib numbers (todo).
*/
typedef enum { TDSEOK = TDS_SUCCESS,
TDSEVERDOWN = 100,
TDSEINPROGRESS,
TDSEICONVIU = 2400,
TDSEICONVAVAIL = 2401,
TDSEICONVO = 2402,
TDSEICONVI = 2403,
TDSEICONV2BIG = 2404,
TDSEPORTINSTANCE = 2500,
TDSESYNC = 20001,
TDSEFCON = 20002,
TDSETIME = 20003,
TDSEREAD = 20004,
TDSEWRIT = 20006,
TDSESOCK = 20008,
TDSECONN = 20009,
TDSEMEM = 20010,
TDSEINTF = 20012, /* Server name not found in interface file */
TDSEUHST = 20013, /* Unknown host machine name. */
TDSEPWD = 20014,
TDSESEOF = 20017,
TDSERPND = 20019,
TDSEBTOK = 20020,
TDSEOOB = 20022,
TDSECLOS = 20056,
TDSEUSCT = 20058,
TDSEUTDS = 20146,
TDSEEUNR = 20185,
TDSECAP = 20203,
TDSENEG = 20210,
TDSEUMSG = 20212,
TDSECAPTYP = 20213,
TDSECONF = 20214,
TDSEBPROBADTYP = 20250,
TDSECLOSEIN = 20292
} TDSERRNO;
enum {
TDS_CUR_ISTAT_UNUSED = 0x00,
TDS_CUR_ISTAT_DECLARED = 0x01,
TDS_CUR_ISTAT_OPEN = 0x02,
TDS_CUR_ISTAT_CLOSED = 0x04,
TDS_CUR_ISTAT_RDONLY = 0x08,
TDS_CUR_ISTAT_UPDATABLE = 0x10,
TDS_CUR_ISTAT_ROWCNT = 0x20,
TDS_CUR_ISTAT_DEALLOC = 0x40
};
/* string types */
#define TDS_NULLTERM -9
typedef union tds_option_arg
{
TDS_TINYINT ti;
TDS_INT i;
TDS_CHAR *c;
} TDS_OPTION_ARG;
typedef enum tds_encryption_level {
TDS_ENCRYPTION_DEFAULT,
TDS_ENCRYPTION_OFF,
TDS_ENCRYPTION_REQUEST,
TDS_ENCRYPTION_REQUIRE
} TDS_ENCRYPTION_LEVEL;
/*
* TODO use system macros for optimization
* See mcrypt for reference and linux kernel source for optimization
* check if unaligned access and use fast write/read when implemented
*/
#define TDS_BYTE_SWAP16(value) \
(((((uint16_t)value)<<8) & 0xFF00u) | \
((((uint16_t)value)>>8) & 0x00FFu))
#define TDS_BYTE_SWAP32(value) \
(((((uint32_t)value)<<24) & 0xFF000000u)| \
((((uint32_t)value)<< 8) & 0x00FF0000u)| \
((((uint32_t)value)>> 8) & 0x0000FF00u)| \
((((uint32_t)value)>>24) & 0x000000FFu))
#define is_end_token(x) ((x) >= TDS_DONE_TOKEN && (x) <= TDS_DONEINPROC_TOKEN)
enum {
TDS_TYPEFLAG_INVALID = 0,
TDS_TYPEFLAG_NULLABLE = 1,
TDS_TYPEFLAG_FIXED = 2,
TDS_TYPEFLAG_VARIABLE = 4,
TDS_TYPEFLAG_COLLATE = 8,
TDS_TYPEFLAG_ASCII = 16,
TDS_TYPEFLAG_UNICODE = 32,
TDS_TYPEFLAG_BINARY = 64,
TDS_TYPEFLAG_DATETIME = 128,
TDS_TYPEFLAG_NUMERIC = 256,
TDS_TYPEFLAG_VARIANT = 512,
};
extern const uint16_t tds_type_flags_ms[256];
#if 0
extern const uint16_t tds_type_flags_syb[256];
extern const char *const tds_type_names[256];
#endif
#define is_fixed_type(x) ((tds_type_flags_ms[x] & TDS_TYPEFLAG_FIXED) != 0)
#define is_nullable_type(x) ((tds_type_flags_ms[x] & TDS_TYPEFLAG_NULLABLE) != 0)
#define is_variable_type(x) ((tds_type_flags_ms[x] & TDS_TYPEFLAG_VARIABLE) != 0)
#define is_variant_inner_type(x) ((tds_type_flags_ms[x] & TDS_TYPEFLAG_VARIANT) != 0)
#define is_blob_type(x) ((x)==SYBTEXT || (x)==SYBIMAGE || (x)==SYBNTEXT)
#define is_blob_col(x) ((x)->column_varint_size > 2)
/* large type means it has a two byte size field */
/* define is_large_type(x) (x>128) */
#define is_numeric_type(x) ((x)==SYBNUMERIC || (x)==SYBDECIMAL)
#define is_datetime_type(x) ((tds_type_flags_ms[x] & TDS_TYPEFLAG_DATETIME) != 0)
#define is_unicode_type(x) ((tds_type_flags_ms[x] & TDS_TYPEFLAG_UNICODE) != 0)
#define is_collate_type(x) ((tds_type_flags_ms[x] & TDS_TYPEFLAG_COLLATE) != 0)
#define is_ascii_type(x) ((tds_type_flags_ms[x] & TDS_TYPEFLAG_ASCII) != 0)
#define is_binary_type(x) ((tds_type_flags_ms[x] & TDS_TYPEFLAG_BINARY) != 0)
#define is_char_type(x) ((tds_type_flags_ms[x] & (TDS_TYPEFLAG_ASCII|TDS_TYPEFLAG_UNICODE)) != 0)
#define is_similar_type(x, y) (is_char_type(x) && is_char_type(y))
static inline
bool is_tds_type_valid(int type)
{
return (unsigned) type < 256u && tds_type_flags_ms[type] != 0;
}
#define TDS_MAX_CAPABILITY 32
#define MAXPRECISION 77
#define TDS_MAX_CONN 4096
#define TDS_MAX_DYNID_LEN 30
/* defaults to use if no others are found */
#define TDS_DEF_SERVER "SYBASE"
#define TDS_DEF_BLKSZ 512
#define TDS_DEF_CHARSET "iso_1"
#define TDS_DEF_LANG "us_english"
#if TDS50
#define TDS_DEFAULT_VERSION 0x500
#define TDS_DEF_PORT 4000
#elif TDS71
#define TDS_DEFAULT_VERSION 0x701
#define TDS_DEF_PORT 1433
#elif TDS72
#define TDS_DEFAULT_VERSION 0x702
#define TDS_DEF_PORT 1433
#elif TDS73
#define TDS_DEFAULT_VERSION 0x703
#define TDS_DEF_PORT 1433
#elif TDS74
#define TDS_DEFAULT_VERSION 0x704
#define TDS_DEF_PORT 1433
#else
#define TDS_DEFAULT_VERSION 0x000
#define TDS_DEF_PORT 1433
#endif
/* normalized strings from freetds.conf file */
#define TDS_STR_VERSION "tds version"
#define TDS_STR_BLKSZ "initial block size"
#define TDS_STR_SWAPDT "swap broken dates"
#define TDS_STR_DUMPFILE "dump file"
#define TDS_STR_DEBUGLVL "debug level"
#define TDS_STR_DEBUGFLAGS "debug flags"
#define TDS_STR_TIMEOUT "timeout"
#define TDS_STR_QUERY_TIMEOUT "query timeout"
#define TDS_STR_CONNTIMEOUT "connect timeout"
#define TDS_STR_HOSTNAME "hostname"
#define TDS_STR_HOST "host"
#define TDS_STR_PORT "port"
#define TDS_STR_TEXTSZ "text size"
/* for big endian hosts, obsolete, ignored */
#define TDS_STR_EMUL_LE "emulate little endian"
#define TDS_STR_CHARSET "charset"
#define TDS_STR_CLCHARSET "client charset"
#define TDS_STR_USE_UTF_16 "use utf-16"
#define TDS_STR_LANGUAGE "language"
#define TDS_STR_APPENDMODE "dump file append"
#define TDS_STR_DATEFMT "date format"
#define TDS_STR_INSTANCE "instance"
#define TDS_STR_ASA_DATABASE "asa database"
#define TDS_STR_DATABASE "database"
#define TDS_STR_ENCRYPTION "encryption"
#define TDS_STR_USENTLMV2 "use ntlmv2"
#define TDS_STR_USELANMAN "use lanman"
/* conf values */
#define TDS_STR_ENCRYPTION_OFF "off"
#define TDS_STR_ENCRYPTION_REQUEST "request"
#define TDS_STR_ENCRYPTION_REQUIRE "require"
/* Defines to enable optional GSSAPI delegation */
#define TDS_GSSAPI_DELEGATION "enable gssapi delegation"
/* Mutual authentication */
#define TDS_STR_MUTUAL_AUTHENTICATION "mutual authentication"
/* Kerberos realm name */
#define TDS_STR_REALM "realm"
/* Kerberos SPN */
#define TDS_STR_SPN "spn"
/* CA file */
#define TDS_STR_CAFILE "ca file"
/* CRL file */
#define TDS_STR_CRLFILE "crl file"
/* check SSL hostname */
#define TDS_STR_CHECKSSLHOSTNAME "check certificate hostname"
/* database filename to attach on login (MSSQL) */
#define TDS_STR_DBFILENAME "database filename"
/* Application Intent MSSQL 2012 support */
#define TDS_STR_READONLY_INTENT "read-only intent"
/* configurable cipher suite to send to openssl's SSL_set_cipher_list() function */
#define TLS_STR_OPENSSL_CIPHERS "openssl ciphers"
/* enable old TLS v1, required for instance if you are using a really old Windows XP */
#define TDS_STR_ENABLE_TLS_V1 "enable tls v1"
/* TODO do a better check for alignment than this */
typedef union
{
void *p;
int i;
int64_t ui;
} tds_align_struct;
#define TDS_ALIGN_SIZE sizeof(tds_align_struct)
typedef struct tds_capability_type
{
unsigned char type;
unsigned char len; /* always sizeof(values) */
unsigned char values[TDS_MAX_CAPABILITY/2-2];
} TDS_CAPABILITY_TYPE;
typedef struct tds_capabilities
{
TDS_CAPABILITY_TYPE types[2];
} TDS_CAPABILITIES;
#define TDS_MAX_LOGIN_STR_SZ 128
typedef struct tds_login
{
DSTR server_name;
int port;
TDS_USMALLINT tds_version;
int block_size;
DSTR language; /* e.g. us-english */
DSTR server_charset;
TDS_INT connect_timeout;
DSTR client_host_name;
DSTR server_host_name;
DSTR server_realm_name;
DSTR server_spn;
DSTR db_filename;
DSTR cafile;
DSTR crlfile;
DSTR openssl_ciphers;
DSTR app_name;
DSTR user_name;
DSTR password;
DSTR new_password;
DSTR library; /* Ct-Library, DB-Library, TDS-Library or ODBC */
TDS_TINYINT encryption_level;
TDS_INT query_timeout;
TDS_CAPABILITIES capabilities;
DSTR client_charset;
DSTR database;
struct addrinfo *ip_addrs;
DSTR instance_name;
DSTR dump_file;
int debug_flags;
int text_size;
DSTR routing_address;
uint16_t routing_port;
unsigned char option_flag2;
unsigned int bulk_copy:1;
unsigned int suppress_language:1;
unsigned int gssapi_use_delegation:1;
unsigned int mutual_authentication:1;
unsigned int use_ntlmv2:1;
unsigned int use_ntlmv2_specified:1;
unsigned int use_lanman:1;
unsigned int mars:1;
unsigned int use_utf16:1;
unsigned int use_new_password:1;
unsigned int valid_configuration:1;
unsigned int check_ssl_hostname:1;
unsigned int readonly_intent:1;
unsigned int enable_tls_v1:1;
unsigned int server_is_valid:1;
} TDSLOGIN;
typedef struct tds_headers
{
const char *qn_options;
const char *qn_msgtext;
TDS_INT qn_timeout;
/* TDS 7.4+: trace activity ID char[20] */
} TDSHEADERS;
typedef struct tds_locale
{
char *language;
char *server_charset;
char *date_fmt;
} TDSLOCALE;
typedef struct tds_blob
{
TDS_CHAR *textvalue;
TDS_CHAR textptr[16];
TDS_CHAR timestamp[8];
unsigned char valid_ptr;
} TDSBLOB;
typedef struct tds_variant
{
/* this MUST have same position and place of textvalue in tds_blob */
TDS_CHAR *data;
TDS_INT size;
TDS_INT data_len;
TDS_SERVER_TYPE type;
TDS_UCHAR collation[5];
} TDSVARIANT;
typedef struct tds_encoding
{
const char *name;
unsigned char min_bytes_per_char;
unsigned char max_bytes_per_char;
unsigned char canonic;
} TDS_ENCODING;
typedef struct tds_bcpcoldata
{
TDS_UCHAR *data;
TDS_INT datalen;
TDS_INT is_null;
} BCPCOLDATA;
typedef TDSRET tds_func_get_info(TDSSOCKET *tds, TDSCOLUMN *col);
typedef TDSRET tds_func_get_data(TDSSOCKET *tds, TDSCOLUMN *col);
typedef TDS_INT tds_func_row_len(TDSCOLUMN *col);
typedef TDSRET tds_func_put_info(TDSSOCKET *tds, TDSCOLUMN *col);
typedef TDSRET tds_func_put_data(TDSSOCKET *tds, TDSCOLUMN *col, int bcp7);
typedef int tds_func_check(const TDSCOLUMN *col);
typedef struct tds_column_funcs
{
tds_func_get_info *get_info;
tds_func_get_data *get_data;
tds_func_row_len *row_len;
tds_func_put_info *put_info;
tds_func_put_data *put_data;
#if ENABLE_EXTRA_CHECKS
tds_func_check *check;
#endif
#if 0
TDSRET (*convert)(TDSSOCKET *tds, TDSCOLUMN *col);
#endif
} TDSCOLUMNFUNCS;
struct tds_column
{
const TDSCOLUMNFUNCS *funcs;
TDS_INT column_usertype;
TDS_INT column_flags;
TDS_INT column_size;
TDS_SERVER_TYPE column_type;
TDS_TINYINT column_varint_size;
TDS_TINYINT column_prec;
TDS_TINYINT column_scale;
struct
{
TDS_SERVER_TYPE column_type;
TDS_INT column_size;
} on_server;
TDSICONV *char_conv;
DSTR table_name;
DSTR column_name;
DSTR table_column_name;
unsigned char *column_data;
void (*column_data_free)(struct tds_column *column);
unsigned char column_nullable:1;
unsigned char column_writeable:1;
unsigned char column_identity:1;
unsigned char column_key:1;
unsigned char column_hidden:1;
unsigned char column_output:1;
unsigned char column_timestamp:1;
unsigned char column_computed:1;
TDS_UCHAR column_collation[5];
/* additional fields flags for compute results */
TDS_SMALLINT column_operand;
TDS_TINYINT column_operator;
/* FIXME this is data related, not column */
TDS_INT column_cur_size;
/* related to binding or info stored by client libraries */
/* FIXME find a best place to store these data, some are unused */
TDS_SMALLINT column_bindtype;
TDS_SMALLINT column_bindfmt;
TDS_UINT column_bindlen;
TDS_SMALLINT *column_nullbind;
TDS_CHAR *column_varaddr;
TDS_INT *column_lenbind;
TDS_INT column_textpos;
TDS_INT column_text_sqlgetdatapos;
TDS_CHAR column_text_sqlputdatainfo;
unsigned char column_iconv_left;
char column_iconv_buf[9];
BCPCOLDATA *bcp_column_data;
TDS_INT bcp_prefix_len;
TDS_INT bcp_term_len;
TDS_CHAR *bcp_terminator;
};
typedef struct tds_result_info
{
/* TODO those fields can became a struct */
TDSCOLUMN **columns;
TDS_USMALLINT num_cols;
TDS_USMALLINT computeid;
TDS_INT ref_count;
TDSSOCKET *attached_to;
unsigned char *current_row;
void (*row_free)(struct tds_result_info* result, unsigned char *row);
TDS_INT row_size;
TDS_SMALLINT *bycolumns;
TDS_USMALLINT by_cols;
bool rows_exist;
/* TODO remove ?? used only in dblib */
bool more_results;
} TDSRESULTINFO;
typedef enum tds_states
{
TDS_IDLE,
TDS_WRITING,
TDS_SENDING,
TDS_PENDING,
TDS_READING,
TDS_DEAD
} TDS_STATE;
typedef enum tds_operations
{
TDS_OP_NONE = 0,
/* mssql operations */
TDS_OP_CURSOR = TDS_SP_CURSOR,
TDS_OP_CURSOROPEN = TDS_SP_CURSOROPEN,
TDS_OP_CURSORPREPARE = TDS_SP_CURSORPREPARE,
TDS_OP_CURSOREXECUTE = TDS_SP_CURSOREXECUTE,
TDS_OP_CURSORPREPEXEC = TDS_SP_CURSORPREPEXEC,
TDS_OP_CURSORUNPREPARE = TDS_SP_CURSORUNPREPARE,
TDS_OP_CURSORFETCH = TDS_SP_CURSORFETCH,
TDS_OP_CURSOROPTION = TDS_SP_CURSOROPTION,
TDS_OP_CURSORCLOSE = TDS_SP_CURSORCLOSE,
TDS_OP_EXECUTESQL = TDS_SP_EXECUTESQL,
TDS_OP_PREPARE = TDS_SP_PREPARE,
TDS_OP_EXECUTE = TDS_SP_EXECUTE,
TDS_OP_PREPEXEC = TDS_SP_PREPEXEC,
TDS_OP_PREPEXECRPC = TDS_SP_PREPEXECRPC,
TDS_OP_UNPREPARE = TDS_SP_UNPREPARE,
/* sybase operations */
TDS_OP_DYN_DEALLOC = 100,
} TDS_OPERATION;
#define TDS_DBG_LOGIN __FILE__, ((__LINE__ << 4) | 11)
#define TDS_DBG_HEADER __FILE__, ((__LINE__ << 4) | 10)
#define TDS_DBG_FUNC __FILE__, ((__LINE__ << 4) | 7)
#define TDS_DBG_INFO2 __FILE__, ((__LINE__ << 4) | 6)
#define TDS_DBG_INFO1 __FILE__, ((__LINE__ << 4) | 5)
#define TDS_DBG_NETWORK __FILE__, ((__LINE__ << 4) | 4)
#define TDS_DBG_WARN __FILE__, ((__LINE__ << 4) | 3)
#define TDS_DBG_ERROR __FILE__, ((__LINE__ << 4) | 2)
#define TDS_DBG_SEVERE __FILE__, ((__LINE__ << 4) | 1)
#define TDS_DBGFLAG_FUNC 0x80
#define TDS_DBGFLAG_INFO2 0x40
#define TDS_DBGFLAG_INFO1 0x20
#define TDS_DBGFLAG_NETWORK 0x10
#define TDS_DBGFLAG_WARN 0x08
#define TDS_DBGFLAG_ERROR 0x04
#define TDS_DBGFLAG_SEVERE 0x02
#define TDS_DBGFLAG_ALL 0xfff
#define TDS_DBGFLAG_LOGIN 0x0800
#define TDS_DBGFLAG_HEADER 0x0400
#define TDS_DBGFLAG_PID 0x1000
#define TDS_DBGFLAG_TIME 0x2000
#define TDS_DBGFLAG_SOURCE 0x4000
#define TDS_DBGFLAG_THREAD 0x8000
#if 0
enum TDS_DBG_LOG_STATE
{
TDS_DBG_LOGIN = (1 << 0)
, TDS_DBG_API = (1 << 1)
, TDS_DBG_ASYNC = (1 << 2)
, TDS_DBG_DIAG = (1 << 3)
, TDS_DBG_error = (1 << 4)
/* TODO: ^^^^^ make upper case when old #defines (above) are removed */
/* Log FreeTDS runtime/logic error occurs. */
, TDS_DBG_PACKET = (1 << 5)
, TDS_DBG_LIBTDS = (1 << 6)
, TDS_DBG_CONFIG = (1 << 7)
, TDS_DBG_DEFAULT = 0xFE
};
#endif
typedef struct tds_result_info TDSCOMPUTEINFO;
typedef TDSRESULTINFO TDSPARAMINFO;
typedef struct tds_message
{
TDS_CHAR *server;
TDS_CHAR *message;
TDS_CHAR *proc_name;
TDS_CHAR *sql_state;
TDS_INT msgno;
TDS_INT line_number;
/* -1 .. 255 */
TDS_SMALLINT state;
TDS_TINYINT priv_msg_type;
TDS_TINYINT severity;
/* for library-generated errors */
int oserr;
} TDSMESSAGE;
typedef struct tds_upd_col
{
struct tds_upd_col *next;
TDS_INT colnamelength;
char * columnname;
} TDSUPDCOL;
typedef enum {
TDS_CURSOR_STATE_UNACTIONED = 0 /* initial value */
, TDS_CURSOR_STATE_REQUESTED = 1 /* called by ct_cursor */
, TDS_CURSOR_STATE_SENT = 2 /* sent to server */
, TDS_CURSOR_STATE_ACTIONED = 3 /* acknowledged by server */
} TDS_CURSOR_STATE;
typedef struct tds_cursor_status
{
TDS_CURSOR_STATE declare;
TDS_CURSOR_STATE cursor_row;
TDS_CURSOR_STATE open;
TDS_CURSOR_STATE fetch;
TDS_CURSOR_STATE close;
TDS_CURSOR_STATE dealloc;
} TDS_CURSOR_STATUS;
typedef enum tds_cursor_operation
{
TDS_CURSOR_POSITION = 0,
TDS_CURSOR_UPDATE = 1,
TDS_CURSOR_DELETE = 2,
TDS_CURSOR_INSERT = 4
} TDS_CURSOR_OPERATION;
typedef enum tds_cursor_fetch
{
TDS_CURSOR_FETCH_NEXT = 1,
TDS_CURSOR_FETCH_PREV,
TDS_CURSOR_FETCH_FIRST,
TDS_CURSOR_FETCH_LAST,
TDS_CURSOR_FETCH_ABSOLUTE,
TDS_CURSOR_FETCH_RELATIVE
} TDS_CURSOR_FETCH;
typedef struct tds_cursor
{
struct tds_cursor *next;
TDS_INT ref_count;
char *cursor_name;
TDS_INT cursor_id;
TDS_TINYINT options;
bool defer_close;
char *query;
/* TODO for updatable columns */
/* TDS_TINYINT number_upd_cols; */
/* TDSUPDCOL *cur_col_list; */
TDS_INT cursor_rows;
/* TDSPARAMINFO *params; */
TDS_CURSOR_STATUS status;
TDS_USMALLINT srv_status;
TDSRESULTINFO *res_info;
TDS_INT type, concurrency;
} TDSCURSOR;
typedef struct tds_env
{
int block_size;
char *language;
char *charset;
char *database;
} TDSENV;
typedef struct tds_dynamic
{
struct tds_dynamic *next;
TDS_INT ref_count;
TDS_INT num_id;
char id[30];
TDS_TINYINT emulated;
bool defer_close;
/* int dyn_state; */ /* TODO use it */
TDSPARAMINFO *res_info;
TDSPARAMINFO *params;
char *query;
} TDSDYNAMIC;
typedef enum {
TDS_MULTIPLE_QUERY,
TDS_MULTIPLE_EXECUTE,
TDS_MULTIPLE_RPC
} TDS_MULTIPLE_TYPE;
typedef struct tds_multiple
{
TDS_MULTIPLE_TYPE type;
unsigned int flags;
} TDSMULTIPLE;
/* forward declaration */
typedef struct tds_context TDSCONTEXT;
typedef int (*err_handler_t) (const TDSCONTEXT *, TDSSOCKET *, TDSMESSAGE *);
struct tds_context
{
TDSLOCALE *locale;
void *parent;
/* handlers */
int (*msg_handler) (const TDSCONTEXT *, TDSSOCKET *, TDSMESSAGE *);
int (*err_handler) (const TDSCONTEXT *, TDSSOCKET *, TDSMESSAGE *);
int (*int_handler) (void *);
bool money_use_2_digits;
};
enum TDS_ICONV_ENTRY
{
client2ucs2
, client2server_chardata
, initial_char_conv_count /* keep last */
};
typedef struct tds_authentication
{
uint8_t *packet;
int packet_len;
/* TDS_MSG_TOKEN type, for TDS5 */
uint16_t msg_type;
TDSRET (*free)(TDSCONNECTION* conn, struct tds_authentication * auth);
TDSRET (*handle_next)(TDSSOCKET * tds, struct tds_authentication * auth, size_t len);
} TDSAUTHENTICATION;
typedef struct tds_packet
{
struct tds_packet *next;
uint16_t sid;
#if ENABLE_ODBC_MARS
uint8_t data_start;
#endif
unsigned data_len;
unsigned capacity;
unsigned char buf[1];
} TDSPACKET;
#if ENABLE_ODBC_MARS
#define tds_packet_zero_data_start(pkt) do { (pkt)->data_start = 0; } while(0)
#define tds_packet_get_data_start(pkt) ((pkt)->data_start)
#else
#define tds_packet_zero_data_start(pkt) do { } while(0)
#define tds_packet_get_data_start(pkt) 0
#endif
typedef struct tds_poll_wakeup
{
TDS_SYS_SOCKET s_signal, s_signaled;
} TDSPOLLWAKEUP;
/* field related to connection */
struct tds_connection
{
TDS_USMALLINT tds_version;
TDS_UINT product_version;
char *product_name;
TDS_SYS_SOCKET s;
TDSPOLLWAKEUP wakeup;
const TDSCONTEXT *tds_ctx;
TDSENV env;
TDSCURSOR *cursors;
TDSDYNAMIC *dyns;
int char_conv_count;
TDSICONV **char_convs;
TDS_UCHAR collation[5];
TDS_UCHAR tds72_transaction[8];
TDS_CAPABILITIES capabilities;
unsigned int use_iconv:1;
unsigned int tds71rev1:1;
unsigned int pending_close:1;
unsigned int encrypt_single_packet:1;
#if ENABLE_ODBC_MARS
unsigned int mars:1;
TDSSOCKET *in_net_tds;
TDSPACKET *packets;
TDSPACKET *recv_packet;
TDSPACKET *send_packets;
unsigned send_pos, recv_pos;
#define BUSY_SOCKET ((TDSSOCKET*)(TDS_UINTPTR)1)
#define TDSSOCKET_VALID(tds) (((TDS_UINTPTR)(tds)) > 1)
struct tds_socket **sessions;
unsigned num_sessions;
#endif
tds_mutex list_mtx;
unsigned num_cached_packets;
TDSPACKET *packet_cache;
int spid;
int client_spid;
void *tls_session;
#if defined(HAVE_GNUTLS)
void *tls_credentials;
#elif defined(HAVE_OPENSSL)
void *tls_ctx;
#else
void *tls_dummy;
#endif
TDSAUTHENTICATION *authentication;
char *server;
};
struct tds_socket
{
#if ENABLE_ODBC_MARS
TDSCONNECTION *conn;
#else
TDSCONNECTION conn[1];
#endif
void *parent;
unsigned char *in_buf;
unsigned char *out_buf;
unsigned int out_buf_max;
unsigned in_pos;
unsigned out_pos;
unsigned in_len;
unsigned char in_flag;
unsigned char out_flag;
unsigned frozen;
TDSPACKET *frozen_packets;
#if ENABLE_ODBC_MARS
uint16_t sid;
tds_condition packet_cond;
TDSPACKET *sending_packet;
TDS_UINT recv_seq;
TDS_UINT send_seq;
TDS_UINT recv_wnd;
TDS_UINT send_wnd;
#endif
/* packet we received */
TDSPACKET *recv_packet;
TDSPACKET *send_packet;
TDSRESULTINFO *current_results;
TDSRESULTINFO *res_info;
TDS_UINT num_comp_info;
TDSCOMPUTEINFO **comp_info;
TDSPARAMINFO *param_info;
TDSCURSOR *cur_cursor;
bool bulk_query;
bool has_status;
bool in_row;
volatile
unsigned char in_cancel;
TDS_INT ret_status;
TDS_STATE state;
TDS_INT query_timeout;
TDS_INT8 rows_affected;
TDSDYNAMIC *cur_dyn;
TDSLOGIN *login;
void (*env_chg_func) (TDSSOCKET * tds, int type, char *oldval, char *newval);
TDS_OPERATION current_op;
int option_value;
tds_mutex wire_mtx;
};
#define tds_get_ctx(tds) ((tds)->conn->tds_ctx)
#define tds_set_ctx(tds, val) do { ((tds)->conn->tds_ctx) = (val); } while(0)
#define tds_get_parent(tds) ((tds)->parent)
#define tds_set_parent(tds, val) do { ((tds)->parent) = (val); } while(0)
#define tds_get_s(tds) ((tds)->conn->s)
#define tds_set_s(tds, val) do { ((tds)->conn->s) = (val); } while(0)
/* config.c */
const TDS_COMPILETIME_SETTINGS *tds_get_compiletime_settings(void);
typedef void (*TDSCONFPARSE) (const char *option, const char *value, void *param);
bool tds_read_conf_section(FILE * in, const char *section, TDSCONFPARSE tds_conf_parse, void *parse_param);
bool tds_read_conf_file(TDSLOGIN * login, const char *server);
void tds_parse_conf_section(const char *option, const char *value, void *param);
TDSLOGIN *tds_read_config_info(TDSSOCKET * tds, TDSLOGIN * login, TDSLOCALE * locale);
void tds_fix_login(TDSLOGIN* login);
TDS_USMALLINT * tds_config_verstr(const char *tdsver, TDSLOGIN* login);
struct addrinfo *tds_lookup_host(const char *servername);
TDSRET tds_lookup_host_set(const char *servername, struct addrinfo **addr);
const char *tds_addrinfo2str(struct addrinfo *addr, char *name, int namemax);
char *tds_get_home_file(const char *file);
TDSRET tds_set_interfaces_file_loc(const char *interfloc);
extern const char STD_DATETIME_FMT[];
int tds_parse_boolean(const char *value, int default_value);
int tds_config_boolean(const char *option, const char *value, TDSLOGIN * login);
TDSLOCALE *tds_get_locale(void);
TDSRET tds_alloc_row(TDSRESULTINFO * res_info);
TDSRET tds_alloc_compute_row(TDSCOMPUTEINFO * res_info);
BCPCOLDATA * tds_alloc_bcp_column_data(unsigned int column_size);
TDSDYNAMIC *tds_lookup_dynamic(TDSCONNECTION * conn, const char *id);
/*@observer@*/ const char *tds_prtype(int token);
int tds_get_varint_size(TDSCONNECTION * conn, int datatype);
TDS_SERVER_TYPE tds_get_cardinal_type(TDS_SERVER_TYPE datatype, int usertype);
/* iconv.c */
TDSRET tds_iconv_open(TDSCONNECTION * conn, const char *charset, int use_utf16);
void tds_iconv_close(TDSCONNECTION * conn);
void tds_srv_charset_changed(TDSCONNECTION * conn, const char *charset);
void tds7_srv_charset_changed(TDSCONNECTION * conn, TDS_UCHAR collate[5]);
int tds_iconv_alloc(TDSCONNECTION * conn);
void tds_iconv_free(TDSCONNECTION * conn);
TDSICONV *tds_iconv_from_collate(TDSCONNECTION * conn, TDS_UCHAR collate[5]);
/* mem.c */
void tds_free_socket(TDSSOCKET * tds);
void tds_free_all_results(TDSSOCKET * tds);
void tds_free_results(TDSRESULTINFO * res_info);
void tds_free_param_results(TDSPARAMINFO * param_info);
void tds_free_param_result(TDSPARAMINFO * param_info);
void tds_free_msg(TDSMESSAGE * message);
void tds_cursor_deallocated(TDSCONNECTION *conn, TDSCURSOR *cursor);
void tds_release_cursor(TDSCURSOR **pcursor);
void tds_free_bcp_column_data(BCPCOLDATA * coldata);
TDSRESULTINFO *tds_alloc_results(TDS_USMALLINT num_cols);
TDSCOMPUTEINFO **tds_alloc_compute_results(TDSSOCKET * tds, TDS_USMALLINT num_cols, TDS_USMALLINT by_cols);
TDSCONTEXT *tds_alloc_context(void * parent);
void tds_free_context(TDSCONTEXT * locale);
TDSPARAMINFO *tds_alloc_param_result(TDSPARAMINFO * old_param);
void tds_free_input_params(TDSDYNAMIC * dyn);
void tds_release_dynamic(TDSDYNAMIC ** dyn);
static inline
void tds_release_cur_dyn(TDSSOCKET * tds)
{
tds_release_dynamic(&tds->cur_dyn);
}
void tds_dynamic_deallocated(TDSCONNECTION *conn, TDSDYNAMIC *dyn);
void tds_set_cur_dyn(TDSSOCKET *tds, TDSDYNAMIC *dyn);
TDSSOCKET *tds_realloc_socket(TDSSOCKET * tds, size_t bufsize);
char *tds_alloc_client_sqlstate(int msgno);
char *tds_alloc_lookup_sqlstate(TDSSOCKET * tds, int msgno);
TDSLOGIN *tds_alloc_login(int use_environment);
TDSDYNAMIC *tds_alloc_dynamic(TDSCONNECTION * conn, const char *id);
void tds_free_login(TDSLOGIN * login);
TDSLOGIN *tds_init_login(TDSLOGIN * login, TDSLOCALE * locale);
TDSLOCALE *tds_alloc_locale(void);
void *tds_alloc_param_data(TDSCOLUMN * curparam);
void tds_free_locale(TDSLOCALE * locale);
TDSCURSOR * tds_alloc_cursor(TDSSOCKET * tds, const char *name, TDS_INT namelen, const char *query, TDS_INT querylen);
void tds_free_row(TDSRESULTINFO * res_info, unsigned char *row);
TDSSOCKET *tds_alloc_socket(TDSCONTEXT * context, unsigned int bufsize);
TDSSOCKET *tds_alloc_additional_socket(TDSCONNECTION *conn);
void tds_set_current_results(TDSSOCKET *tds, TDSRESULTINFO *info);
void tds_detach_results(TDSRESULTINFO *info);
void * tds_realloc(void **pp, size_t new_size);
#define TDS_RESIZE(p, n_elem) \
tds_realloc((void **) &(p), sizeof(*(p)) * (size_t) (n_elem))
#define tds_new(type, n) ((type *) malloc(sizeof(type) * (n)))
#define tds_new0(type, n) ((type *) calloc(n, sizeof(type)))
TDSPACKET *tds_alloc_packet(void *buf, unsigned len);
TDSPACKET *tds_realloc_packet(TDSPACKET *packet, unsigned len);
void tds_free_packets(TDSPACKET *packet);
TDSBCPINFO *tds_alloc_bcpinfo(void);
void tds_free_bcpinfo(TDSBCPINFO *bcpinfo);
void tds_deinit_bcpinfo(TDSBCPINFO *bcpinfo);
/* login.c */
void tds_set_packet(TDSLOGIN * tds_login, int packet_size);
void tds_set_port(TDSLOGIN * tds_login, int port);
bool tds_set_passwd(TDSLOGIN * tds_login, const char *password) TDS_WUR;
void tds_set_bulk(TDSLOGIN * tds_login, bool enabled);
bool tds_set_user(TDSLOGIN * tds_login, const char *username) TDS_WUR;
bool tds_set_app(TDSLOGIN * tds_login, const char *application) TDS_WUR;
bool tds_set_host(TDSLOGIN * tds_login, const char *hostname) TDS_WUR;
bool tds_set_library(TDSLOGIN * tds_login, const char *library) TDS_WUR;
bool tds_set_server(TDSLOGIN * tds_login, const char *server) TDS_WUR;
bool tds_set_client_charset(TDSLOGIN * tds_login, const char *charset) TDS_WUR;
bool tds_set_language(TDSLOGIN * tds_login, const char *language) TDS_WUR;
void tds_set_version(TDSLOGIN * tds_login, TDS_TINYINT major_ver, TDS_TINYINT minor_ver);
int tds_connect_and_login(TDSSOCKET * tds, TDSLOGIN * login);
/* query.c */
void tds_start_query(TDSSOCKET *tds, unsigned char packet_type);
TDSRET tds_submit_query(TDSSOCKET * tds, const char *query);
TDSRET tds_submit_query_params(TDSSOCKET * tds, const char *query, TDSPARAMINFO * params, TDSHEADERS * head);
TDSRET tds_submit_queryf(TDSSOCKET * tds, const char *queryf, ...);
TDSRET tds_submit_prepare(TDSSOCKET * tds, const char *query, const char *id, TDSDYNAMIC ** dyn_out, TDSPARAMINFO * params);
TDSRET tds_submit_execdirect(TDSSOCKET * tds, const char *query, TDSPARAMINFO * params, TDSHEADERS * head);
TDSRET tds71_submit_prepexec(TDSSOCKET * tds, const char *query, const char *id, TDSDYNAMIC ** dyn_out, TDSPARAMINFO * params);
TDSRET tds_submit_execute(TDSSOCKET * tds, TDSDYNAMIC * dyn);
TDSRET tds_send_cancel(TDSSOCKET * tds);
const char *tds_next_placeholder(const char *start);
int tds_count_placeholders(const char *query);
int tds_needs_unprepare(TDSCONNECTION * conn, TDSDYNAMIC * dyn);
TDSRET tds_deferred_unprepare(TDSCONNECTION * conn, TDSDYNAMIC * dyn);
TDSRET tds_submit_unprepare(TDSSOCKET * tds, TDSDYNAMIC * dyn);
TDSRET tds_submit_rpc(TDSSOCKET * tds, const char *rpc_name, TDSPARAMINFO * params, TDSHEADERS * head);
TDSRET tds_submit_optioncmd(TDSSOCKET * tds, TDS_OPTION_CMD command, TDS_OPTION option, TDS_OPTION_ARG *param, TDS_INT param_size);
TDSRET tds_submit_begin_tran(TDSSOCKET *tds);
TDSRET tds_submit_rollback(TDSSOCKET *tds, int cont);
TDSRET tds_submit_commit(TDSSOCKET *tds, int cont);
TDSRET tds_disconnect(TDSSOCKET * tds);
size_t tds_quote_id(TDSSOCKET * tds, char *buffer, const char *id, int idlen);
size_t tds_quote_id_rpc(TDSSOCKET * tds, char *buffer, const char *id, int idlen);
size_t tds_quote_string(TDSSOCKET * tds, char *buffer, const char *str, int len);
const char *tds_skip_comment(const char *s);
const char *tds_skip_quoted(const char *s);
size_t tds_fix_column_size(TDSSOCKET * tds, TDSCOLUMN * curcol);
const char *tds_convert_string(TDSSOCKET * tds, TDSICONV * char_conv, const char *s, int len, size_t *out_len);
void tds_convert_string_free(const char *original, const char *converted);
#if !ENABLE_EXTRA_CHECKS
#define tds_convert_string_free(original, converted) \
do { if (original != converted) free((char*) converted); } while(0)
#endif
TDSRET tds_get_column_declaration(TDSSOCKET * tds, TDSCOLUMN * curcol, char *out);
TDSRET tds_cursor_declare(TDSSOCKET * tds, TDSCURSOR * cursor, TDSPARAMINFO *params, int *send);
TDSRET tds_cursor_setrows(TDSSOCKET * tds, TDSCURSOR * cursor, int *send);
TDSRET tds_cursor_open(TDSSOCKET * tds, TDSCURSOR * cursor, TDSPARAMINFO *params, int *send);
TDSRET tds_cursor_fetch(TDSSOCKET * tds, TDSCURSOR * cursor, TDS_CURSOR_FETCH fetch_type, TDS_INT i_row);
TDSRET tds_cursor_get_cursor_info(TDSSOCKET * tds, TDSCURSOR * cursor, TDS_UINT * row_number, TDS_UINT * row_count);
TDSRET tds_cursor_close(TDSSOCKET * tds, TDSCURSOR * cursor);
TDSRET tds_cursor_dealloc(TDSSOCKET * tds, TDSCURSOR * cursor);
TDSRET tds_deferred_cursor_dealloc(TDSCONNECTION *conn, TDSCURSOR * cursor);
TDSRET tds_cursor_update(TDSSOCKET * tds, TDSCURSOR * cursor, TDS_CURSOR_OPERATION op, TDS_INT i_row, TDSPARAMINFO * params);
TDSRET tds_cursor_setname(TDSSOCKET * tds, TDSCURSOR * cursor);
TDSRET tds_multiple_init(TDSSOCKET *tds, TDSMULTIPLE *multiple, TDS_MULTIPLE_TYPE type, TDSHEADERS * head);
TDSRET tds_multiple_done(TDSSOCKET *tds, TDSMULTIPLE *multiple);
TDSRET tds_multiple_query(TDSSOCKET *tds, TDSMULTIPLE *multiple, const char *query, TDSPARAMINFO * params);
TDSRET tds_multiple_execute(TDSSOCKET *tds, TDSMULTIPLE *multiple, TDSDYNAMIC * dyn);
/* token.c */
TDSRET tds_process_cancel(TDSSOCKET * tds);
int tds_get_token_size(int marker);
TDSRET tds_process_login_tokens(TDSSOCKET * tds);
TDSRET tds_process_simple_query(TDSSOCKET * tds);
int tds5_send_optioncmd(TDSSOCKET * tds, TDS_OPTION_CMD tds_command, TDS_OPTION tds_option, TDS_OPTION_ARG * tds_argument,
TDS_INT * tds_argsize);
TDSRET tds_process_tokens(TDSSOCKET * tds, /*@out@*/ TDS_INT * result_type, /*@out@*/ int *done_flags, unsigned flag);
int determine_adjusted_size(const TDSICONV * char_conv, int size);
/* data.c */
void tds_set_param_type(TDSCONNECTION * conn, TDSCOLUMN * curcol, TDS_SERVER_TYPE type);
void tds_set_column_type(TDSCONNECTION * conn, TDSCOLUMN * curcol, TDS_SERVER_TYPE type);
/* tds_convert.c */
TDSRET tds_datecrack(TDS_INT datetype, const void *di, TDSDATEREC * dr);
TDS_SERVER_TYPE tds_get_conversion_type(TDS_SERVER_TYPE srctype, int colsize);
extern const char tds_hex_digits[];
/* write.c */
int tds_init_write_buf(TDSSOCKET * tds);
int tds_put_n(TDSSOCKET * tds, const void *buf, size_t n);
int tds_put_string(TDSSOCKET * tds, const char *buf, int len);
int tds_put_int(TDSSOCKET * tds, TDS_INT i);
int tds_put_int8(TDSSOCKET * tds, TDS_INT8 i);
int tds_put_smallint(TDSSOCKET * tds, TDS_SMALLINT si);
#define tds_put_tinyint(tds, ti) tds_put_byte(tds,ti)
int tds_put_byte(TDSSOCKET * tds, unsigned char c);
TDSRET tds_flush_packet(TDSSOCKET * tds);
int tds_put_buf(TDSSOCKET * tds, const unsigned char *buf, int dsize, int ssize);
/* read.c */
unsigned char tds_get_byte(TDSSOCKET * tds);
void tds_unget_byte(TDSSOCKET * tds);
unsigned char tds_peek(TDSSOCKET * tds);
TDS_USMALLINT tds_get_usmallint(TDSSOCKET * tds);
#define tds_get_smallint(tds) ((TDS_SMALLINT) tds_get_usmallint(tds))
TDS_UINT tds_get_uint(TDSSOCKET * tds);
#define tds_get_int(tds) ((TDS_INT) tds_get_uint(tds))
TDS_UINT8 tds_get_uint8(TDSSOCKET * tds);
#define tds_get_int8(tds) ((TDS_INT8) tds_get_uint8(tds))
size_t tds_get_string(TDSSOCKET * tds, size_t string_len, char *dest, size_t dest_size);
TDSRET tds_get_char_data(TDSSOCKET * tds, char *dest, size_t wire_size, TDSCOLUMN * curcol);
bool tds_get_n(TDSSOCKET * tds, /*@out@*/ /*@null@*/ void *dest, size_t n);
int tds_get_size_by_type(TDS_SERVER_TYPE servertype);
DSTR* tds_dstr_get(TDSSOCKET * tds, DSTR * s, size_t len);
/* util.c */
int tdserror (const TDSCONTEXT * tds_ctx, TDSSOCKET * tds, int msgno, int errnum);
TDS_STATE tds_set_state(TDSSOCKET * tds, TDS_STATE state);
void tds_swap_bytes(void *buf, int bytes);
unsigned int tds_gettime_ms(void);
char *tds_strndup(const void *s, TDS_INTPTR len);
/* log.c */
void tdsdump_off(void);
void tdsdump_on(void);
int tdsdump_isopen(void);
#include <freetds/popvis.h>
int tdsdump_open(const char *filename);
#include <freetds/pushvis.h>
void tdsdump_close(void);
void tdsdump_dump_buf(const char* file, unsigned int level_line, const char *msg, const void *buf, size_t length);
void tdsdump_col(const TDSCOLUMN *col);
#undef tdsdump_log
void tdsdump_log(const char* file, unsigned int level_line, const char *fmt, ...)
#if defined(__GNUC__) && __GNUC__ >= 2
#if defined(__MINGW32__)
__attribute__ ((__format__ (ms_printf, 3, 4)))
#else
__attribute__ ((__format__ (__printf__, 3, 4)))
#endif
#endif
;
#define TDSDUMP_LOG_FAST if (TDS_UNLIKELY(tds_write_dump)) tdsdump_log
#define tdsdump_log TDSDUMP_LOG_FAST
#define TDSDUMP_BUF_FAST if (TDS_UNLIKELY(tds_write_dump)) tdsdump_dump_buf
#define tdsdump_dump_buf TDSDUMP_BUF_FAST
extern int tds_write_dump;
extern int tds_debug_flags;
extern int tds_g_append_mode;
/* net.c */
TDSERRNO tds_open_socket(TDSSOCKET * tds, struct addrinfo *ipaddr, unsigned int port, int timeout, int *p_oserr);
void tds_close_socket(TDSSOCKET * tds);
int tds7_get_instance_ports(FILE *output, struct addrinfo *addr);
int tds7_get_instance_port(struct addrinfo *addr, const char *instance);
char *tds_prwsaerror(int erc);
void tds_prwsaerror_free(char *s);
int tds_connection_read(TDSSOCKET * tds, unsigned char *buf, int buflen);
int tds_connection_write(TDSSOCKET *tds, const unsigned char *buf, int buflen, int final);
#define TDSSELREAD POLLIN
#define TDSSELWRITE POLLOUT
int tds_select(TDSSOCKET * tds, unsigned tds_sel, int timeout_seconds);
void tds_connection_close(TDSCONNECTION *conn);
int tds_goodread(TDSSOCKET * tds, unsigned char *buf, int buflen);
int tds_goodwrite(TDSSOCKET * tds, const unsigned char *buffer, size_t buflen);
void tds_socket_flush(TDS_SYS_SOCKET sock);
int tds_socket_set_nonblocking(TDS_SYS_SOCKET sock);
int tds_wakeup_init(TDSPOLLWAKEUP *wakeup);
void tds_wakeup_close(TDSPOLLWAKEUP *wakeup);
void tds_wakeup_send(TDSPOLLWAKEUP *wakeup, char cancel);
static inline TDS_SYS_SOCKET tds_wakeup_get_fd(const TDSPOLLWAKEUP *wakeup)
{
return wakeup->s_signaled;
}
/* packet.c */
int tds_read_packet(TDSSOCKET * tds);
TDSRET tds_write_packet(TDSSOCKET * tds, unsigned char final);
#if ENABLE_ODBC_MARS
int tds_append_cancel(TDSSOCKET *tds);
TDSRET tds_append_syn(TDSSOCKET *tds);
TDSRET tds_append_fin(TDSSOCKET *tds);
#else
int tds_put_cancel(TDSSOCKET * tds);
#endif
typedef struct tds_freeze {
TDSSOCKET *tds;
TDSPACKET *pkt;
unsigned pkt_pos;
unsigned size_len;
} TDSFREEZE;
void tds_freeze(TDSSOCKET *tds, TDSFREEZE *freeze, unsigned size_len);
size_t tds_freeze_written(TDSFREEZE *freeze);
TDSRET tds_freeze_abort(TDSFREEZE *freeze);
TDSRET tds_freeze_close(TDSFREEZE *freeze);
TDSRET tds_freeze_close_len(TDSFREEZE *freeze, int32_t size);
static void inline
tds_set_current_send_packet(TDSSOCKET *tds, TDSPACKET *pkt)
{
tds->send_packet = pkt;
tds->out_buf = pkt->buf + tds_packet_get_data_start(pkt);
}
/* Macros to allow some indentation of the packets.
*
* The 3 nested fake loops require some explanation:
* - first is to allows to declare variables;
* - second is to force using brackets;
* - third is to avoids that a break inside will skip the close.
*/
#define TDS_START_LEN_GENERIC(tds_socket, len) do { \
TDSFREEZE current_freeze[1]; \
tds_freeze((tds_socket), current_freeze, (len)); do { do
#define TDS_END_LEN while(0); } while(tds_freeze_close(current_freeze), 0); } while(0);
#define TDS_START_LEN_TINYINT(tds_socket) TDS_START_LEN_GENERIC(tds_socket, 1)
#define TDS_START_LEN_USMALLINT(tds_socket) TDS_START_LEN_GENERIC(tds_socket, 2)
#define TDS_START_LEN_UINT(tds_socket) TDS_START_LEN_GENERIC(tds_socket, 4)
/* vstrbuild.c */
TDSRET tds_vstrbuild(char *buffer, int buflen, int *resultlen, const char *text, int textlen, const char *formats, int formatlen,
va_list ap);
/* numeric.c */
char *tds_money_to_string(const TDS_MONEY * money, char *s, bool use_2_digits);
TDS_INT tds_numeric_to_string(const TDS_NUMERIC * numeric, char *s);
TDS_INT tds_numeric_change_prec_scale(TDS_NUMERIC * numeric, unsigned char new_prec, unsigned char new_scale);
/* getmac.c */
void tds_getmac(TDS_SYS_SOCKET s, unsigned char mac[6]);
/* challenge.c */
#ifndef HAVE_SSPI
TDSAUTHENTICATION * tds_ntlm_get_auth(TDSSOCKET * tds);
TDSAUTHENTICATION * tds_gss_get_auth(TDSSOCKET * tds);
#else
TDSAUTHENTICATION * tds_sspi_get_auth(TDSSOCKET * tds);
#endif
TDSRET tds5_gss_send(TDSSOCKET *tds);
/* random.c */
void tds_random_buffer(unsigned char *out, int len);
/* sec_negotiate.c */
TDSAUTHENTICATION * tds5_negotiate_get_auth(TDSSOCKET * tds);
static inline
void tds5_negotiate_set_msg_type(TDSAUTHENTICATION * tds_auth, unsigned msg_type)
{
if (tds_auth)
tds_auth->msg_type = msg_type;
}
/* bulk.c */
enum tds_bcp_directions
{
TDS_BCP_IN = 1,
TDS_BCP_OUT = 2,
TDS_BCP_QUERYOUT = 3
};
struct tds_bcpinfo
{
const char *hint;
void *parent;
DSTR tablename;
TDS_CHAR *insert_stmt;
TDS_INT direction;
TDS_INT identity_insert_on;
TDS_INT xfer_init;
TDS_INT bind_count;
TDSRESULTINFO *bindinfo;
};
TDSRET tds_bcp_init(TDSSOCKET *tds, TDSBCPINFO *bcpinfo);
typedef TDSRET (*tds_bcp_get_col_data) (TDSBCPINFO *bulk, TDSCOLUMN *bcpcol, int offset);
typedef void (*tds_bcp_null_error) (TDSBCPINFO *bulk, int index, int offset);
TDSRET tds_bcp_send_record(TDSSOCKET *tds, TDSBCPINFO *bcpinfo, tds_bcp_get_col_data get_col_data, tds_bcp_null_error null_error, int offset);
TDSRET tds_bcp_done(TDSSOCKET *tds, int *rows_copied);
TDSRET tds_bcp_start(TDSSOCKET *tds, TDSBCPINFO *bcpinfo);
TDSRET tds_bcp_start_copy_in(TDSSOCKET *tds, TDSBCPINFO *bcpinfo);
TDSRET tds_bcp_fread(TDSSOCKET * tds, TDSICONV * conv, FILE * stream,
const char *terminator, size_t term_len, char **outbuf, size_t * outbytes);
TDSRET tds_writetext_start(TDSSOCKET *tds, const char *objname, const char *textptr, const char *timestamp, int with_log, TDS_UINT size);
TDSRET tds_writetext_continue(TDSSOCKET *tds, const TDS_UCHAR *text, TDS_UINT size);
TDSRET tds_writetext_end(TDSSOCKET *tds);
static inline
bool tds_capability_enabled(const TDS_CAPABILITY_TYPE *cap, unsigned cap_num)
{
return (cap->values[sizeof(cap->values)-1-(cap_num>>3)] >> (cap_num&7)) & 1;
}
#define tds_capability_has_req(conn, cap) \
tds_capability_enabled(&conn->capabilities.types[0], cap)
#define IS_TDS42(x) (x->tds_version==0x402)
#define IS_TDS46(x) (x->tds_version==0x406)
#define IS_TDS50(x) (x->tds_version==0x500)
#define IS_TDS70(x) (x->tds_version==0x700)
#define IS_TDS71(x) (x->tds_version==0x701)
#define IS_TDS72(x) (x->tds_version==0x702)
#define IS_TDS73(x) (x->tds_version==0x703)
#define IS_TDS50_PLUS(x) ((x)->tds_version>=0x500)
#define IS_TDS7_PLUS(x) ((x)->tds_version>=0x700)
#define IS_TDS71_PLUS(x) ((x)->tds_version>=0x701)
#define IS_TDS72_PLUS(x) ((x)->tds_version>=0x702)
#define IS_TDS73_PLUS(x) ((x)->tds_version>=0x703)
#define IS_TDS74_PLUS(x) ((x)->tds_version>=0x704)
#define TDS_MAJOR(x) ((x)->tds_version >> 8)
#define TDS_MINOR(x) ((x)->tds_version & 0xff)
#define IS_TDSDEAD(x) (((x) == NULL) || (x)->state == TDS_DEAD)
#define TDS_IS_SYBASE(x) (!((x)->conn->product_version & 0x80000000u))
#define TDS_IS_MSSQL(x) (((x)->conn->product_version & 0x80000000u)!=0)
#define TDS_MS_VER(maj,min,x) (0x80000000u|((maj)<<24)|((min)<<16)|(x))
/* TODO test if not similar to ms one*/
#define TDS_SYB_VER(maj,min,x) (((maj)<<24)|((min)<<16)|(x)<<8)
#ifdef __cplusplus
#if 0
{
#endif
}
#endif
#include <freetds/popvis.h>
#define TDS_PUT_INT(tds,v) tds_put_int((tds), ((TDS_INT)(v)))
#define TDS_PUT_SMALLINT(tds,v) tds_put_smallint((tds), ((TDS_SMALLINT)(v)))
#define TDS_PUT_BYTE(tds,v) tds_put_byte((tds), ((unsigned char)(v)))
#endif /* _tds_h_ */
tds_needs_unprepare
int tds_needs_unprepare(TDSCONNECTION *conn, TDSDYNAMIC *dyn)
Check if dynamic request must be unprepared.
Definition: query.c:1752
tds7_get_instance_port
int tds7_get_instance_port(struct addrinfo *addr, const char *instance)
Get port of given instance.
Definition: net.c:1229
tds_login::bulk_copy
unsigned int bulk_copy
if bulk copy should be enabled
Definition: tds.h:557
tds_peek
unsigned char tds_peek(TDSSOCKET *tds)
Reads a byte from the TDS stream without removing it.
Definition: read.c:100
tds_states
tds_states
values for tds->state
Definition: tds.h:790
tds_login::tds_version
TDS_USMALLINT tds_version
TDS version.
Definition: tds.h:521
tdsmoney
Definition: proto.h:39
tds_login::new_password
DSTR new_password
new password to set (TDS 7.2+)
Definition: tds.h:537
tds_unget_byte
void tds_unget_byte(TDSSOCKET *tds)
Unget will always work as long as you don't call it twice in a row.
Definition: read.c:89
tds_variant
Store variant informations.
Definition: tds.h:605
tds_get_char_data
TDSRET tds_get_char_data(TDSSOCKET *tds, char *dest, size_t wire_size, TDSCOLUMN *curcol)
Fetch character data the wire.
Definition: read.c:195
tds_detach_results
void tds_detach_results(TDSRESULTINFO *info)
Detach result info from it current socket.
Definition: mem.c:488
TDS_DONE_INXACT
@ TDS_DONE_INXACT
transaction in progress
Definition: tds.h:255
tds_socket_set_nonblocking
int tds_socket_set_nonblocking(TDS_SYS_SOCKET sock)
Set socket to non-blocking.
Definition: net.c:168
tds_connection::cursors
TDSCURSOR * cursors
linked list of cursors allocated for this connection contains only cursors allocated on the server
Definition: tds.h:1108
tds_socket::has_status
bool has_status
true is ret_status is valid
Definition: tds.h:1246
tds_alloc_row
TDSRET tds_alloc_row(TDSRESULTINFO *res_info)
Allocate space for row store return NULL on out of memory.
Definition: mem.c:524
tds_freeze::pkt_pos
unsigned pkt_pos
position in pkt
Definition: tds.h:1572
tds_free_param_result
void tds_free_param_result(TDSPARAMINFO *param_info)
Delete latest parameter.
Definition: mem.c:320
tds_submit_unprepare
TDSRET tds_submit_unprepare(TDSSOCKET *tds, TDSDYNAMIC *dyn)
Send a unprepare request for a prepared query.
Definition: query.c:1797
tds_headers
Definition: tds.h:575
tdsdaterec::month
TDS_INT month
month number (0-11)
Definition: tds.h:163
tds_socket::bulk_query
bool bulk_query
true is query sent was a bulk query so we need to switch state to QUERYING
Definition: tds.h:1245
tdsdaterec::second
TDS_INT second
0-59
Definition: tds.h:169
tds_quote_id
size_t tds_quote_id(TDSSOCKET *tds, char *buffer, const char *id, int idlen)
Quote an id.
Definition: query.c:2171
TDS_DONE_MORE_RESULTS
@ TDS_DONE_MORE_RESULTS
more results follow
Definition: tds.h:253
tds_login::ip_addrs
struct addrinfo * ip_addrs
ip(s) of server
Definition: tds.h:547
tds_dynamic::emulated
TDS_TINYINT emulated
this dynamic query cannot be prepared so libTDS have to construct a simple query.
Definition: tds.h:994
tds_login::cafile
DSTR cafile
certificate authorities file
Definition: tds.h:531
tds_freeze::size_len
unsigned size_len
length size (0, 1, 2 or 4)
Definition: tds.h:1574
tdsdump_on
void tdsdump_on(void)
Turn logging back on.
Definition: log.c:88
tds_socket::frozen_packets
TDSPACKET * frozen_packets
list of packets frozen, points to first one.
Definition: tds.h:1204
tds_login::server_name
DSTR server_name
server name (in freetds.conf)
Definition: tds.h:519
TDS_IDLE
@ TDS_IDLE
no data expected
Definition: tds.h:791
tds_socket::in_buf
unsigned char * in_buf
Input buffer.
Definition: tds.h:1178
tds_socket::cur_cursor
TDSCURSOR * cur_cursor
cursor in use
Definition: tds.h:1244
tds_set_cur_dyn
void tds_set_cur_dyn(TDSSOCKET *tds, TDSDYNAMIC *dyn)
Set current dynamic.
Definition: query.c:192
tds_alloc_dynamic
TDSDYNAMIC * tds_alloc_dynamic(TDSCONNECTION *conn, const char *id)
Allocate a dynamic statement.
Definition: mem.c:160
tds_lookup_dynamic
TDSDYNAMIC * tds_lookup_dynamic(TDSCONNECTION *conn, const char *id)
Finds a dynamic given string id.
Definition: token.c:2583
tds_env
Current environment as reported by the server.
Definition: tds.h:964
tds_start_query
void tds_start_query(TDSSOCKET *tds, unsigned char packet_type)
Start query packet of a given type.
Definition: query.c:332
tds_freeze
Definition: tds.h:1566
tds_capabilities
Definition: tds.h:512
tds_submit_execute
TDSRET tds_submit_execute(TDSSOCKET *tds, TDSDYNAMIC *dyn)
Sends a previously prepared dynamic statement to the server.
Definition: query.c:1630
tds71_submit_prepexec
TDSRET tds71_submit_prepexec(TDSSOCKET *tds, const char *query, const char *id, TDSDYNAMIC **dyn_out, TDSPARAMINFO *params)
Creates a temporary stored procedure in the server and execute it.
Definition: query.c:1401
tds_submit_rpc
TDSRET tds_submit_rpc(TDSSOCKET *tds, const char *rpc_name, TDSPARAMINFO *params, TDSHEADERS *head)
Calls a RPC from server.
Definition: query.c:1929
tds_poll_wakeup
Definition: tds.h:1086
tds_option_arg
Definition: tds.h:331
tdsdaterec::timezone
TDS_INT timezone
-840 - 840 minutes from UTC
Definition: tds.h:171
tds_column_funcs::put_data
tds_func_put_data * put_data
Send column data to server.
Definition: tds.h:663
TDS_DONE_PROC
@ TDS_DONE_PROC
results are from a stored procedure
Definition: tds.h:256
tds_submit_queryf
TDSRET tds_submit_queryf(TDSSOCKET *tds, const char *queryf,...)
Format and submit a query.
Definition: query.c:467
tds_read_packet
int tds_read_packet(TDSSOCKET *tds)
Read in one 'packet' from the server.
Definition: packet.c:527
TDSDATEREC
struct tdsdaterec TDSDATEREC
Used by tds_datecrack.
tds_blob
Information about blobs (e.g.
Definition: tds.h:594
tds_bcp_done
TDSRET tds_bcp_done(TDSSOCKET *tds, int *rows_copied)
Tell we finished sending BCP data to server.
Definition: bulk.c:810
tds_freeze
void tds_freeze(TDSSOCKET *tds, TDSFREEZE *freeze, unsigned size_len)
Stop writing to server and cache every packet not sending them to server.
Definition: packet.c:907
tds_env::database
char * database
database name
Definition: tds.h:971
tds_submit_begin_tran
TDSRET tds_submit_begin_tran(TDSSOCKET *tds)
Send a rollback request.
Definition: query.c:3665
tds_bcp_start
TDSRET tds_bcp_start(TDSSOCKET *tds, TDSBCPINFO *bcpinfo)
Start sending BCP data to server.
Definition: bulk.c:840
tdsdaterec::year
TDS_INT year
year
Definition: tds.h:161
tds_socket::rows_affected
TDS_INT8 rows_affected
rows updated/deleted/inserted/selected, TDS_NO_COUNT if not valid
Definition: tds.h:1255
tds_socket::send_packet
TDSPACKET * send_packet
packet we are preparing to send
Definition: tds.h:1232
tds_socket::login
TDSLOGIN * login
config for login stuff.
Definition: tds.h:1259
tds_cursor::cursor_rows
TDS_INT cursor_rows
< number of updatable columns
Definition: tds.h:952
tds_column::column_prec
TDS_TINYINT column_prec
precision for decimal/numeric
Definition: tds.h:704
tdsdump_open
int tdsdump_open(const char *filename)
Create and truncate a human readable dump file for the TDS traffic.
Definition: log.c:112
tds_dynamic::defer_close
bool defer_close
true if dynamic was marker to be closed when connection is idle
Definition: tds.h:998
tds_result_info
Hold information for any results.
Definition: tds.h:770
tdsiconvinfo
Definition: iconv.h:92
tds_socket::out_buf
unsigned char * out_buf
Output buffer.
Definition: tds.h:1186
TDS_SENDING
@ TDS_SENDING
client would send data
Definition: tds.h:793
tds_authentication
Definition: tds.h:1048
TDS_DATETIMEALL
this structure is not directed connected to a TDS protocol but keeps any DATE/TIME information.
Definition: tds.h:147
tds_cursor::type
TDS_INT type
row fetched from this cursor
Definition: tds.h:957
tds_connection::product_version
TDS_UINT product_version
version of product (Sybase/MS and full version)
Definition: tds.h:1094
tds_cursor::cursor_id
TDS_INT cursor_id
cursor id returned by the server after cursor declare
Definition: tds.h:942
tds_get_varint_size
int tds_get_varint_size(TDSCONNECTION *conn, int datatype)
tds_get_varint_size() returns the size of a variable length integer returned in a result string
Definition: tds_types.h:57
tdsdump_dump_buf
void tdsdump_dump_buf(const char *file, unsigned int level_line, const char *msg, const void *buf, size_t length)
Dump the contents of data into the log file in a human readable format.
Definition: log.c:256
tds_connection::env
TDSENV env
environment is shared between all sessions
Definition: tds.h:1102
tds_socket
Information for a server connection.
Definition: tds.h:1164
tds_capability_type
Definition: tds.h:505
tds_alloc_param_result
TDSPARAMINFO * tds_alloc_param_result(TDSPARAMINFO *old_param)
Adds a output parameter to TDSPARAMINFO.
Definition: mem.c:284
tds_login::crlfile
DSTR crlfile
certificate revocation file
Definition: tds.h:532
tds_convert_string
const char * tds_convert_string(TDSSOCKET *tds, TDSICONV *char_conv, const char *s, int len, size_t *out_len)
Convert a string in an allocated buffer.
Definition: query.c:126
tds_iconv_alloc
int tds_iconv_alloc(TDSCONNECTION *conn)
Allocate iconv stuff.
Definition: iconv.c:305
TDS_WRITING
@ TDS_WRITING
client is writing data
Definition: tds.h:792
tds_numeric_bytes_per_prec
const int tds_numeric_bytes_per_prec[]
The following little table is indexed by precision and will tell us the number of bytes required to s...
Definition: numeric.c:41
tds_login::db_filename
DSTR db_filename
database filename to attach (MSSQL)
Definition: tds.h:530
tds_process_simple_query
TDSRET tds_process_simple_query(TDSSOCKET *tds)
Process results for simple query as "SET TEXTSIZE" or "USE dbname" If the statement returns results,...
Definition: token.c:877
tds_skip_quoted
const char * tds_skip_quoted(const char *s)
Skip quoting string (like 'sfsf', "dflkdj" or [dfkjd])
Definition: query.c:515
tds_get_uint
TDS_UINT tds_get_uint(TDSSOCKET *tds)
Get an int32 from the server.
Definition: read.c:127
tds_encoding::canonic
unsigned char canonic
internal numeric index into array of all encodings
Definition: tds.h:625
tds_submit_optioncmd
TDSRET tds_submit_optioncmd(TDSSOCKET *tds, TDS_OPTION_CMD command, TDS_OPTION option, TDS_OPTION_ARG *param, TDS_INT param_size)
Send option commands to server.
Definition: query.c:3389
tds_column_funcs::put_info
tds_func_put_info * put_info
Send metadata column information to server.
Definition: tds.h:653
tds_connection::dyns
TDSDYNAMIC * dyns
list of dynamic allocated for this connection contains only dynamic allocated on the server
Definition: tds.h:1113
tds_encoding
Information relevant to libiconv.
Definition: tds.h:619
tds_submit_query
TDSRET tds_submit_query(TDSSOCKET *tds, const char *query)
Sends a language string to the database server for processing.
Definition: query.c:210
tds_init_login
TDSLOGIN * tds_init_login(TDSLOGIN *login, TDSLOCALE *locale)
Initialize login structure with locale information and other stuff for connection.
Definition: mem.c:800
tds_socket::in_row
bool in_row
true if we are getting rows
Definition: tds.h:1247
tds_freeze_abort
TDSRET tds_freeze_abort(TDSFREEZE *freeze)
Discard all data written after the freeze.
Definition: packet.c:961
tds_dynamic::query
char * query
saved query, we need to know original query if prepare is impossible
Definition: tds.h:1010
tds_upd_col
Definition: tds.h:893
tds_login::server_spn
DSTR server_spn
server SPN (in freetds.conf)
Definition: tds.h:529
tds_set_column_type
void tds_set_column_type(TDSCONNECTION *conn, TDSCOLUMN *curcol, TDS_SERVER_TYPE type)
Set type of column initializing all dependency.
Definition: data.c:227
tds_get_column_declaration
TDSRET tds_get_column_declaration(TDSSOCKET *tds, TDSCOLUMN *curcol, char *out)
Return declaration for column (like "varchar(20)").
Definition: query.c:718
tds_prtype
const char * tds_prtype(int token)
Returns string representation of the given type.
Definition: token.c:3052
tds_context
Definition: tds.h:1030
tds_ntlm_get_auth
TDSAUTHENTICATION * tds_ntlm_get_auth(TDSSOCKET *tds)
Build a NTLMSPP packet to send to server.
Definition: challenge.c:721
tds_compiletime_settings
A structure to hold all the compile-time settings.
Definition: tds.h:83
tds_env::charset
char * charset
character set encoding
Definition: tds.h:969
tds_process_login_tokens
TDSRET tds_process_login_tokens(TDSSOCKET *tds)
tds_process_login_tokens() is called after sending the login packet to the server.
Definition: token.c:410
tds_skip_comment
const char * tds_skip_comment(const char *s)
Skip a comment in a query.
Definition: query.c:490
TDS_STATE
enum tds_states TDS_STATE
values for tds->state
tds_cursor::ref_count
TDS_INT ref_count
reference counter so client can retain safely a pointer
Definition: tds.h:940
tds_count_placeholders
int tds_count_placeholders(const char *query)
Count the number of placeholders ('?') in a query.
Definition: query.c:571
tds_login::port
int port
port of database service
Definition: tds.h:520
tds_socket::cur_dyn
TDSDYNAMIC * cur_dyn
dynamic structure in use
Definition: tds.h:1257
tds_submit_rollback
TDSRET tds_submit_rollback(TDSSOCKET *tds, int cont)
Send a rollback request.
Definition: query.c:3693
tds_goodread
int tds_goodread(TDSSOCKET *tds, unsigned char *buf, int buflen)
Loops until we have received some characters return -1 on failure.
Definition: net.c:916
tds_socket::current_results
TDSRESULTINFO * current_results
Current query information.
Definition: tds.h:1239
tds_get_byte
unsigned char tds_get_byte(TDSSOCKET *tds)
Return a single byte from the input buffer.
Definition: read.c:72
tds_quote_id_rpc
size_t tds_quote_id_rpc(TDSSOCKET *tds, char *buffer, const char *id, int idlen)
Quote an id for a RPC call.
Definition: query.c:2216
TDSENV
struct tds_env TDSENV
Current environment as reported by the server.
tds_login::server_charset
DSTR server_charset
charset of server e.g.
Definition: tds.h:524
tds_cursor::cursor_name
char * cursor_name
name of the cursor
Definition: tds.h:941
TDSBLOB
struct tds_blob TDSBLOB
Information about blobs (e.g.
tds_set_interfaces_file_loc
TDSRET tds_set_interfaces_file_loc(const char *interfloc)
Set the full name of interface file.
Definition: config.c:965
tds_freeze::pkt
TDSPACKET * pkt
first packet frozen
Definition: tds.h:1570
tds_column_funcs
Definition: tds.h:644
determine_adjusted_size
int determine_adjusted_size(const TDSICONV *char_conv, int size)
Allow for maximum possible size of converted data, while being careful about integer division truncat...
Definition: token.c:3280
tds_put_string
int tds_put_string(TDSSOCKET *tds, const char *buf, int len)
Output a string to wire automatic translate string to unicode if needed.
Definition: write.c:97
tds_get_n
bool tds_get_n(TDSSOCKET *tds, void *dest, size_t n)
Get N bytes from the buffer and return them in the already allocated space given to us.
Definition: read.c:230
tds_quote_string
size_t tds_quote_string(TDSSOCKET *tds, char *buffer, const char *str, int len)
Quote a string.
Definition: query.c:2241
tds_cursor::query
char * query
SQL query.
Definition: tds.h:948
tds_cursor::next
struct tds_cursor * next
next in linked list, keep first
Definition: tds.h:939
tdsdump_log
void tdsdump_log(const char *file, unsigned int level_line, const char *fmt,...)
Write a message to the debug log.
Definition: log.c:354
tds_column::column_size
TDS_INT column_size
maximun size of data.
Definition: tds.h:695
tds_dstr_get
DSTR * tds_dstr_get(TDSSOCKET *tds, DSTR *s, size_t len)
Reads a string from wire and put in a DSTR.
Definition: read.c:293
tds_close_socket
void tds_close_socket(TDSSOCKET *tds)
Close current socket.
Definition: net.c:548
tds_set_server
bool tds_set_server(TDSLOGIN *tds_login, const char *server) TDS_WUR
Set the servername in a TDSLOGIN structure.
Definition: login.c:125
tdsdump_off
void tdsdump_off(void)
Temporarily turn off logging.
Definition: log.c:76
tds_env::block_size
int block_size
packet size (512-65535)
Definition: tds.h:966
TDSVARIANT
struct tds_variant TDSVARIANT
Store variant informations.
tds_read_config_info
TDSLOGIN * tds_read_config_info(TDSSOCKET *tds, TDSLOGIN *login, TDSLOCALE *locale)
tds_read_config_info() will fill the tds connection structure based on configuration information gath...
Definition: config.c:138
TDS_DONE_SRVERROR
@ TDS_DONE_SRVERROR
SQL server server error.
Definition: tds.h:260
tds_dynamic
Holds information for a dynamic (also called prepared) query.
Definition: tds.h:978
tdsdaterec::quarter
TDS_INT quarter
quarter (0-3)
Definition: tds.h:162
tds_socket::in_cancel
volatile unsigned char in_cancel
indicate we are waiting a cancel reply; discard tokens till acknowledge; 1 mean we have to send cance...
Definition: tds.h:1249
tds_get_string
size_t tds_get_string(TDSSOCKET *tds, size_t string_len, char *dest, size_t dest_size)
Fetch a string from the wire.
Definition: read.c:166
tds_cursor::defer_close
bool defer_close
true if cursor was marker to be closed when connection is idle
Definition: tds.h:947
tds_dynamic::params
TDSPARAMINFO * params
query parameters.
Definition: tds.h:1008
tds_process_tokens
TDSRET tds_process_tokens(TDSSOCKET *tds, TDS_INT *result_type, int *done_flags, unsigned flag)
process all streams.
Definition: token.c:530
tdsdaterec::minute
TDS_INT minute
0-59
Definition: tds.h:168
tds_get_uint8
TDS_UINT8 tds_get_uint8(TDSSOCKET *tds)
Get an uint64 from the server.
Definition: read.c:140
tds_cursor::options
TDS_TINYINT options
read only|updatable TODO use it
Definition: tds.h:943
tds_get_token_size
int tds_get_token_size(int marker)
tds_get_token_size() returns the size of a fixed length token used by tds_process_cancel() to determi...
Definition: token.c:2750
tds_freeze_close_len
TDSRET tds_freeze_close_len(TDSFREEZE *freeze, int32_t size)
Stop keeping data for this specific freeze.
Definition: packet.c:1031
tds_encoding::name
const char * name
name of the encoding (ie UTF-8)
Definition: tds.h:621
tds_free_input_params
void tds_free_input_params(TDSDYNAMIC *dyn)
Frees all allocated input parameters of a dynamic statement.
Definition: mem.c:206
tds_packet::data_len
unsigned data_len
data length, this does not account SMP header, only TDS part
Definition: tds.h:1072
TDS_DONE_CANCELLED
@ TDS_DONE_CANCELLED
acknowledging an attention command (usually a cancel)
Definition: tds.h:258
tds_column::column_scale
TDS_TINYINT column_scale
scale for decimal/numeric
Definition: tds.h:705
TDS_DONE_ERROR
@ TDS_DONE_ERROR
error occurred
Definition: tds.h:254
tdsdaterec::decimicrosecond
TDS_INT decimicrosecond
0-9999999
Definition: tds.h:170
tds_connection::s
TDS_SYS_SOCKET s
tcp socket, INVALID_SOCKET if not connected
Definition: tds.h:1097
tds_set_state
TDS_STATE tds_set_state(TDSSOCKET *tds, TDS_STATE state)
Set state of TDS connection, with logging and checking.
Definition: util.c:58
tds_cursor
Holds informations about a cursor.
Definition: tds.h:938
tds_socket::out_flag
unsigned char out_flag
output buffer type
Definition: tds.h:1197
tds_select
int tds_select(TDSSOCKET *tds, unsigned tds_sel, int timeout_seconds)
Select on a socket until it's available or the timeout expires.
Definition: net.c:612
tdsdaterec::day
TDS_INT day
day of month (1-31)
Definition: tds.h:164
tds_submit_prepare
TDSRET tds_submit_prepare(TDSSOCKET *tds, const char *query, const char *id, TDSDYNAMIC **dyn_out, TDSPARAMINFO *params)
Creates a temporary stored procedure in the server.
Definition: query.c:1124
tds_message
Definition: tds.h:877
tds_submit_execdirect
TDSRET tds_submit_execdirect(TDSSOCKET *tds, const char *query, TDSPARAMINFO *params, TDSHEADERS *head)
Submit a prepared query with parameters.
Definition: query.c:1256
tds_bcpinfo
Definition: tds.h:1656
tds_login
Definition: tds.h:518
tds_realloc
void * tds_realloc(void **pp, size_t new_size)
Reallocate a pointer and update it if success.
Definition: mem.c:1876
tds_get_conversion_type
TDS_SERVER_TYPE tds_get_conversion_type(TDS_SERVER_TYPE srctype, int colsize)
Return type suitable for conversions (convert all nullable types to fixed type)
Definition: tds_types.h:125
tds_freeze_close
TDSRET tds_freeze_close(TDSFREEZE *freeze)
Stop keeping data for this specific freeze.
Definition: packet.c:996
tds_socket::out_pos
unsigned out_pos
current position in out_buf
Definition: tds.h:1194
TDSDYNAMIC
struct tds_dynamic TDSDYNAMIC
Holds information for a dynamic (also called prepared) query.
tds_dynamic::num_id
TDS_INT num_id
numeric id for mssql7+
Definition: tds.h:982
tds_strndup
char * tds_strndup(const void *s, TDS_INTPTR len)
Copy a string of length len to a new allocated buffer This function does not read more than len bytes...
Definition: util.c:408
tds_connection::pending_close
unsigned int pending_close
true is connection has pending closing (cursors or dynamic)
Definition: tds.h:1124
TDS_COMPILETIME_SETTINGS
struct tds_compiletime_settings TDS_COMPILETIME_SETTINGS
A structure to hold all the compile-time settings.
TDSCURSOR
struct tds_cursor TDSCURSOR
Holds informations about a cursor.
tds_bcp_init
TDSRET tds_bcp_init(TDSSOCKET *tds, TDSBCPINFO *bcpinfo)
Initialize BCP information.
Definition: bulk.c:82
tds_dynamic::res_info
TDSPARAMINFO * res_info
query results
Definition: tds.h:1000
tds_read_conf_section
bool tds_read_conf_section(FILE *in, const char *section, TDSCONFPARSE tds_conf_parse, void *parse_param)
Read a section of configuration file (INI style file)
Definition: config.c:503
tds_iconv_from_collate
TDSICONV * tds_iconv_from_collate(TDSCONNECTION *conn, TDS_UCHAR collate[5])
Get iconv information from a LCID (to support different column encoding under MSSQL2K)
Definition: iconv.c:1234
tds_column::column_cur_size
TDS_INT column_cur_size
size written in variable (ie: char, text, binary).
Definition: tds.h:737
tds_dstr
Structure to hold a string.
Definition: string.h:36
tds_column::char_conv
TDSICONV * char_conv
refers to previously allocated iconv information
Definition: tds.h:713
tds_column::column_varint_size
TDS_TINYINT column_varint_size
size of length when reading from wire (0, 1, 2 or 4)
Definition: tds.h:702
tdserror
int tdserror(const TDSCONTEXT *tds_ctx, TDSSOCKET *tds, int msgno, int errnum)
Call the client library's error handler (for library-generated errors only)
Definition: util.c:321
tds_config_verstr
TDS_USMALLINT * tds_config_verstr(const char *tdsver, TDSLOGIN *login)
Set TDS version from given string.
Definition: config.c:922
tds_writetext_continue
TDSRET tds_writetext_continue(TDSSOCKET *tds, const TDS_UCHAR *text, TDS_UINT size)
Send some data in the writetext request started by tds_writetext_start.
Definition: bulk.c:1156
TDS_DATETIMEALL::offset
TDS_SMALLINT offset
time offset
Definition: tds.h:150
tdsdaterec::weekday
TDS_INT weekday
day of week (0-6, 0 = sunday)
Definition: tds.h:166
tds_bcp_directions
tds_bcp_directions
bcp direction
Definition: tds.h:1649
tds_bcpcoldata
Definition: tds.h:629
tds_packet
Definition: tds.h:1058
tds_get_locale
TDSLOCALE * tds_get_locale(void)
Get locale information.
Definition: locale.c:50
tds_write_dump
int tds_write_dump
Tell if TDS debug logging is turned on or off.
Definition: log.c:58
TDS_DATETIMEALL::time
TDS_UINT8 time
time, 7 digit precision
Definition: tds.h:148
tdsdaterec
Used by tds_datecrack.
Definition: tds.h:160
tds_dynamic::ref_count
TDS_INT ref_count
reference counter so client can retain safely a pointer
Definition: tds.h:980
tds_socket::in_len
unsigned in_len
input buffer length
Definition: tds.h:1195
tds_cursor_status
Definition: tds.h:907
tdsnumeric
Definition: proto.h:26
tds_freeze_written
size_t tds_freeze_written(TDSFREEZE *freeze)
Compute how many bytes has been written from freeze.
Definition: packet.c:935
tds_get_size_by_type
int tds_get_size_by_type(TDS_SERVER_TYPE servertype)
Return the number of bytes needed by specified type.
Definition: tds_types.h:9
tds_freeze::tds
TDSSOCKET * tds
which socket we refer to
Definition: tds.h:1568
tds_condition
Definition: thread.h:278
tds_read_conf_file
bool tds_read_conf_file(TDSLOGIN *login, const char *server)
Read configuration info for given server return 0 on error.
Definition: config.c:346
tds_dynamic::next
struct tds_dynamic * next
next in linked list, keep first
Definition: tds.h:979
tds_locale
Definition: tds.h:583
tds_writetext_end
TDSRET tds_writetext_end(TDSSOCKET *tds)
Finish sending writetext data.
Definition: bulk.c:1173
tds_fix_login
void tds_fix_login(TDSLOGIN *login)
Fix configuration after reading it.
Definition: config.c:285
tds_socket::ret_status
TDS_INT ret_status
return status from store procedure
Definition: tds.h:1251
tds_login::password
DSTR password
password of account login
Definition: tds.h:536
tds_get_usmallint
TDS_USMALLINT tds_get_usmallint(TDSSOCKET *tds)
Get an int16 from the server.
Definition: read.c:113
tds_datecrack
TDSRET tds_datecrack(TDS_INT datetype, const void *di, TDSDATEREC *dr)
Convert from db date format to a structured date format.
Definition: convert.c:3122
tds_submit_commit
TDSRET tds_submit_commit(TDSSOCKET *tds, int cont)
Send a commit request.
Definition: query.c:3724
tds_submit_query_params
TDSRET tds_submit_query_params(TDSSOCKET *tds, const char *query, TDSPARAMINFO *params, TDSHEADERS *head)
Sends a language string to the database server for processing.
Definition: query.c:350
tds_get_compiletime_settings
const TDS_COMPILETIME_SETTINGS * tds_get_compiletime_settings(void)
Return a structure capturing the compile-time settings provided to the configure script.
Definition: config.c:1341
tds7_get_instance_ports
int tds7_get_instance_ports(FILE *output, struct addrinfo *addr)
Get port of all instances.
Definition: net.c:1093
tds_column::bcp_prefix_len
TDS_INT bcp_prefix_len
The length, in bytes, of any length prefix this column may have.
Definition: tds.h:762
TDS_DONE_COUNT
@ TDS_DONE_COUNT
count field in packet is valid
Definition: tds.h:257
tds_set_param_type
void tds_set_param_type(TDSCONNECTION *conn, TDSCOLUMN *curcol, TDS_SERVER_TYPE type)
Set type of column initializing all dependency.
Definition: data.c:249
tds_next_placeholder
const char * tds_next_placeholder(const char *start)
Get position of next placeholder.
Definition: query.c:535
tds_release_dynamic
void tds_release_dynamic(TDSDYNAMIC **dyn)
Frees dynamic statement.
Definition: mem.c:253
TDS_ENCODING
struct tds_encoding TDS_ENCODING
Information relevant to libiconv.
tdsdump_col
void tdsdump_col(const TDSCOLUMN *col)
Write a column value to the debug log.
Definition: log.c:408
tds_deferred_unprepare
TDSRET tds_deferred_unprepare(TDSCONNECTION *conn, TDSDYNAMIC *dyn)
Unprepare dynamic on idle.
Definition: query.c:1774
TDS_PENDING
@ TDS_PENDING
cilent is waiting for data
Definition: tds.h:794
tds_socket::out_buf_max
unsigned int out_buf_max
Maximum size of packet pointed by out_buf.
Definition: tds.h:1192
tds_goodwrite
int tds_goodwrite(TDSSOCKET *tds, const unsigned char *buffer, size_t buflen)
Definition: net.c:987
tds_get_home_file
char * tds_get_home_file(const char *file)
Return filename from HOME directory.
Definition: config.c:325
tds_column
Metadata about columns in regular and compute rows.
Definition: tds.h:690
tdsdaterec::hour
TDS_INT hour
0-23
Definition: tds.h:167
tds_fix_column_size
size_t tds_fix_column_size(TDSSOCKET *tds, TDSCOLUMN *curcol)
Get column size for wire.
Definition: query.c:1491
TDS_DEAD
@ TDS_DEAD
no connection
Definition: tds.h:796
tds_flush_packet
TDSRET tds_flush_packet(TDSSOCKET *tds)
Flush packet to server.
Definition: write.c:224
tds_connection
Definition: tds.h:1092
tds_align_struct
Definition: tds.h:496
tds_process_cancel
TDSRET tds_process_cancel(TDSSOCKET *tds)
Definition: token.c:2550
tds_login::user_name
DSTR user_name
account for login
Definition: tds.h:535
tds_send_cancel
TDSRET tds_send_cancel(TDSSOCKET *tds)
tds_send_cancel() sends an empty packet (8 byte header only) tds_process_cancel should be called dire...
Definition: query.c:2026
TDSRESULTINFO
struct tds_result_info TDSRESULTINFO
Hold information for any results.
TDS_DONE_FINAL
@ TDS_DONE_FINAL
final result set, command completed successfully.
Definition: tds.h:252
tdsdaterec::dayofyear
TDS_INT dayofyear
day of year (1-366)
Definition: tds.h:165
tds_column::column_type
TDS_SERVER_TYPE column_type
This type can be different from wire type because conversion (e.g.
Definition: tds.h:697
tds_socket::in_flag
unsigned char in_flag
input buffer type
Definition: tds.h:1196
tds_end
tds_end
Flags returned in TDS_DONE token.
Definition: tds.h:251
tds_deferred_cursor_dealloc
TDSRET tds_deferred_cursor_dealloc(TDSCONNECTION *conn, TDSCURSOR *cursor)
Deallocate cursor on idle.
Definition: query.c:3057
tds_lookup_host
struct addrinfo * tds_lookup_host(const char *servername)
Get the IP address for a hostname.
Definition: config.c:991
tds_writetext_start
TDSRET tds_writetext_start(TDSSOCKET *tds, const char *objname, const char *textptr, const char *timestamp, int with_log, TDS_UINT size)
Start writing writetext request.
Definition: bulk.c:1118
tds_bcp_start_copy_in
TDSRET tds_bcp_start_copy_in(TDSSOCKET *tds, TDSBCPINFO *bcpinfo)
Start bulk copy to server.
Definition: bulk.c:887
tds_cursor::status
TDS_CURSOR_STATUS status
cursor parameter
Definition: tds.h:954
tds_bcp_send_record
TDSRET tds_bcp_send_record(TDSSOCKET *tds, TDSBCPINFO *bcpinfo, tds_bcp_get_col_data get_col_data, tds_bcp_null_error null_error, int offset)
Send one row of data to server.
Definition: bulk.c:337
tds_multiple
Definition: tds.h:1020
tds_socket::in_pos
unsigned in_pos
current position in in_buf
Definition: tds.h:1193
TDS_DATETIMEALL::date
TDS_INT date
date, 0 = 1900-01-01
Definition: tds.h:149
tds_bcp_fread
TDSRET tds_bcp_fread(TDSSOCKET *tds, TDSICONV *conv, FILE *stream, const char *terminator, size_t term_len, char **outbuf, size_t *outbytes)
Read a data file, passing the data through iconv().
Definition: bulk.c:1048
tds_alloc_param_data
void * tds_alloc_param_data(TDSCOLUMN *curparam)
Allocate data for a parameter.
Definition: mem.c:364
tdsdump_close
void tdsdump_close(void)
Close the TDS dump log file.
Definition: log.c:193
TDS_READING
@ TDS_READING
client is reading data
Definition: tds.h:795
tds_login::server_realm_name
DSTR server_realm_name
server realm name (in freetds.conf)
Definition: tds.h:528
tds_cursor_dealloc
TDSRET tds_cursor_dealloc(TDSSOCKET *tds, TDSCURSOR *cursor)
Send a deallocation request to server.
Definition: query.c:3006
tds_numeric_to_string
TDS_INT tds_numeric_to_string(const TDS_NUMERIC *numeric, char *s)
Definition: numeric.c:95