FreeTDS API: include/freetds/tds.h Source File

FreeTDS API

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tds.h
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1/* FreeTDS - Library of routines accessing Sybase and Microsoft databases
2 * Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005 Brian Bruns
3 * Copyright (C) 2010, 2011 Frediano Ziglio
4 *
5 * This library is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU Library General Public
7 * License as published by the Free Software Foundation; either
8 * version 2 of the License, or (at your option) any later version.
9 *
10 * This library is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * Library General Public License for more details.
14 *
15 * You should have received a copy of the GNU Library General Public
16 * License along with this library; if not, write to the
17 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
18 * Boston, MA 02111-1307, USA.
19 */
20
21#ifndef _tdsguard_hfOrWb5znoUCWdBPoNQvqN_
22#define _tdsguard_hfOrWb5znoUCWdBPoNQvqN_
23
24#ifndef _freetds_config_h_
25#error should include config.h before
26#endif
27
28#include <stdarg.h>
29#include <stdio.h>
30#include <time.h>
31
32#ifdef HAVE_STDDEF_H
33#include <stddef.h>
34#endif
35
36#if HAVE_NETDB_H
37#include <netdb.h>
38#endif /* HAVE_NETDB_H */
39
40#if HAVE_NETINET_IN_H
41#include <netinet/in.h>
42#endif /* HAVE_NET_INET_IN_H */
43#if HAVE_ARPA_INET_H
44#include <arpa/inet.h>
45#endif /* HAVE_ARPA_INET_H */
46
47#if HAVE_SYS_SOCKET_H
48#include <sys/socket.h>
49#endif /* HAVE_SYS_SOCKET_H */
50
51/* forward declaration */
52typedef struct tdsiconvinfo TDSICONV;
53typedef struct tds_connection TDSCONNECTION;
54typedef struct tds_socket TDSSOCKET;
55typedef struct tds_column TDSCOLUMN;
56typedef struct tds_bcpinfo TDSBCPINFO;
57typedef struct tds_result_info TDSRESULTINFO;
58
59#include <freetds/version.h>
60#include <freetds/sysdep_private.h>
61#include <freetds/thread.h>
62#include <freetds/bool.h>
63#include <freetds/macros.h>
64#include <freetds/utils/string.h>
65#include <freetds/utils/path.h>
66#include <freetds/replacements.h>
67
68#include <freetds/pushvis.h>
69
70#ifdef __cplusplus
71extern "C"
72{
73#if 0
74}
75#endif
76#endif
77
83 typedef struct tds_compiletime_settings
84{
85 const char *freetds_version; /* release version of FreeTDS */
86 const tds_dir_char *sysconfdir; /* location of freetds.conf */
87 const char *last_update; /* latest software_version date among the modules */
88 const char *tdsver; /* TDS protocol version (4.2/4.6/5.0/7.0/7.1/8.0) 5.0 */
89 bool msdblib; /* for MS style dblib */
90 bool sybase_compat; /* enable increased Open Client binary compatibility */
91 bool threadsafe; /* compile for thread safety default=no */
92 bool libiconv; /* search for libiconv in DIR/include and DIR/lib */
93 bool iodbc; /* build odbc driver against iODBC in DIR */
94 bool unixodbc; /* build odbc driver against unixODBC in DIR */
95 bool openssl; /* build against OpenSSL */
96 bool gnutls; /* build against GnuTLS */
97 bool mars; /* MARS enabled */
98 bool sspi; /* SSPI enabled */
99 bool kerberos; /* Kerberos enabled */
100} TDS_COMPILETIME_SETTINGS;
101
117/*
118 * All references to data that touch the wire should use the following typedefs.
119 *
120 * If you have problems on 64-bit machines and the code is
121 * using a native datatype, please change it to use
122 * these. (In the TDS layer only, the API layers have their
123 * own typedefs which equate to these).
124 */
125typedef char TDS_CHAR; /* 8-bit char */
126typedef uint8_t TDS_UCHAR; /* 8-bit uchar */
127typedef uint8_t TDS_TINYINT; /* 8-bit unsigned */
128typedef int16_t TDS_SMALLINT; /* 16-bit int */
129typedef uint16_t TDS_USMALLINT; /* 16-bit unsigned */
130typedef int32_t TDS_INT; /* 32-bit int */
131typedef uint32_t TDS_UINT; /* 32-bit unsigned */
132typedef int64_t TDS_INT8; /* 64-bit integer */
133typedef uint64_t TDS_UINT8; /* 64-bit unsigned */
134typedef tds_sysdep_real32_type TDS_REAL; /* 32-bit real */
135typedef tds_sysdep_real64_type TDS_FLOAT; /* 64-bit real */
136
137#include <freetds/proto.h>
138
139#define TDS_INVALID_TYPE ((TDS_SERVER_TYPE) 0)
140
145 typedef struct
146{
147 TDS_UINT8 time;
148 TDS_INT date;
149 TDS_SMALLINT offset;
150 TDS_USMALLINT time_prec:3;
151 TDS_USMALLINT _tds_reserved:10;
152 TDS_USMALLINT has_time:1;
153 TDS_USMALLINT has_date:1;
154 TDS_USMALLINT has_offset:1;
155} TDS_DATETIMEALL;
156
158 typedef struct tdsdaterec
159{
160 TDS_INT year;
161 TDS_INT quarter;
162 TDS_INT month;
163 TDS_INT day;
164 TDS_INT dayofyear;
165 TDS_INT weekday;
166 TDS_INT hour;
167 TDS_INT minute;
168 TDS_INT second;
169 TDS_INT decimicrosecond;
170 TDS_INT timezone;
171} TDSDATEREC;
172
178extern const uint8_t tds_numeric_bytes_per_prec[];
179
180typedef int TDSRET;
181#define TDS_NO_MORE_RESULTS ((TDSRET)1)
182#define TDS_SUCCESS ((TDSRET)0)
183#define TDS_FAIL ((TDSRET)-1)
184#define TDS_CANCELLED ((TDSRET)-2)
185#define TDS_FAILED(rc) ((rc)<0)
186#define TDS_SUCCEED(rc) ((rc)>=0)
187#define TDS_PROPAGATE(rc) \
188 do { TDSRET _tds_ret = (rc); if (TDS_FAILED(_tds_ret)) return _tds_ret; } while(0)
189
190#define TDS_INT_CONTINUE 1
191#define TDS_INT_CANCEL 2
192#define TDS_INT_TIMEOUT 3
193
194
195#define TDS_NO_COUNT -1
196
197#define TDS_ROW_RESULT 4040
198#define TDS_PARAM_RESULT 4042
199#define TDS_STATUS_RESULT 4043
200#define TDS_MSG_RESULT 4044
201#define TDS_COMPUTE_RESULT 4045
202#define TDS_CMD_DONE 4046
203#define TDS_CMD_SUCCEED 4047
204#define TDS_CMD_FAIL 4048
205#define TDS_ROWFMT_RESULT 4049
206#define TDS_COMPUTEFMT_RESULT 4050
207#define TDS_DESCRIBE_RESULT 4051
208#define TDS_DONE_RESULT 4052
209#define TDS_DONEPROC_RESULT 4053
210#define TDS_DONEINPROC_RESULT 4054
211#define TDS_OTHERS_RESULT 4055
212
213enum tds_token_results
214{
215 TDS_TOKEN_RES_OTHERS,
216 TDS_TOKEN_RES_ROWFMT,
217 TDS_TOKEN_RES_COMPUTEFMT,
218 TDS_TOKEN_RES_PARAMFMT,
219 TDS_TOKEN_RES_DONE,
220 TDS_TOKEN_RES_ROW,
221 TDS_TOKEN_RES_COMPUTE,
222 TDS_TOKEN_RES_PROC,
223 TDS_TOKEN_RES_MSG,
224 TDS_TOKEN_RES_ENV,
225};
226
227#define TDS_TOKEN_FLAG(flag) TDS_RETURN_##flag = (1 << (TDS_TOKEN_RES_##flag*2)), TDS_STOPAT_##flag = (2 << (TDS_TOKEN_RES_##flag*2))
228
229enum tds_token_flags
230{
231 TDS_HANDLE_ALL = 0,
232 TDS_TOKEN_FLAG(OTHERS),
233 TDS_TOKEN_FLAG(ROWFMT),
234 TDS_TOKEN_FLAG(COMPUTEFMT),
235 TDS_TOKEN_FLAG(PARAMFMT),
236 TDS_TOKEN_FLAG(DONE),
237 TDS_TOKEN_FLAG(ROW),
238 TDS_TOKEN_FLAG(COMPUTE),
239 TDS_TOKEN_FLAG(PROC),
240 TDS_TOKEN_FLAG(MSG),
241 TDS_TOKEN_FLAG(ENV),
242 TDS_TOKEN_RESULTS = TDS_RETURN_ROWFMT|TDS_RETURN_COMPUTEFMT|TDS_RETURN_DONE|TDS_STOPAT_ROW|TDS_STOPAT_COMPUTE|TDS_RETURN_PROC,
243 TDS_TOKEN_TRAILING = TDS_STOPAT_ROWFMT|TDS_STOPAT_COMPUTEFMT|TDS_STOPAT_ROW|TDS_STOPAT_COMPUTE|TDS_STOPAT_MSG|TDS_STOPAT_OTHERS
244};
245
246/*
247 * TDSERRNO is emitted by libtds to the client library's error handler
248 * (which may in turn call the client's error handler).
249 * These match the db-lib msgno, because the same values have the same meaning
250 * in db-lib and ODBC. ct-lib maps them to ct-lib numbers (todo).
251 */
252typedef enum { TDSEOK = TDS_SUCCESS,
253 TDSEVERDOWN = 100,
254 TDSEINPROGRESS,
255 TDSEICONVIU = 2400,
256 TDSEICONVAVAIL = 2401,
257 TDSEICONVO = 2402,
258 TDSEICONVI = 2403,
259 TDSEICONV2BIG = 2404,
260 TDSEPORTINSTANCE = 2500,
261 TDSESYNC = 20001,
262 TDSEFCON = 20002,
263 TDSETIME = 20003,
264 TDSEREAD = 20004,
265 TDSEWRIT = 20006,
266 TDSESOCK = 20008,
267 TDSECONN = 20009,
268 TDSEMEM = 20010,
269 TDSEINTF = 20012, /* Server name not found in interface file */
270 TDSEUHST = 20013, /* Unknown host machine name. */
271 TDSEPWD = 20014,
272 TDSESEOF = 20017,
273 TDSERPND = 20019,
274 TDSEBTOK = 20020,
275 TDSEOOB = 20022,
276 TDSECLOS = 20056,
277 TDSEUSCT = 20058,
278 TDSEUTDS = 20146,
279 TDSEEUNR = 20185,
280 TDSECAP = 20203,
281 TDSENEG = 20210,
282 TDSEUMSG = 20212,
283 TDSECAPTYP = 20213,
284 TDSECONF = 20214,
285 TDSEBPROBADTYP = 20250,
286 TDSECLOSEIN = 20292
287} TDSERRNO;
288
289
290enum {
291 TDS_CUR_ISTAT_UNUSED = 0x00,
292 TDS_CUR_ISTAT_DECLARED = 0x01,
293 TDS_CUR_ISTAT_OPEN = 0x02,
294 TDS_CUR_ISTAT_CLOSED = 0x04,
295 TDS_CUR_ISTAT_RDONLY = 0x08,
296 TDS_CUR_ISTAT_UPDATABLE = 0x10,
297 TDS_CUR_ISTAT_ROWCNT = 0x20,
298 TDS_CUR_ISTAT_DEALLOC = 0x40
299};
300
301/* string types */
302#define TDS_NULLTERM -9
303
304
305 typedef union tds_option_arg
306{
307 TDS_TINYINT ti;
308 TDS_INT i;
309 TDS_CHAR *c;
310} TDS_OPTION_ARG;
311
312
313typedef enum tds_encryption_level {
314 TDS_ENCRYPTION_DEFAULT,
315 TDS_ENCRYPTION_OFF,
316 TDS_ENCRYPTION_REQUEST,
317 TDS_ENCRYPTION_REQUIRE,
318 TDS_ENCRYPTION_STRICT
319} TDS_ENCRYPTION_LEVEL;
320
321/*
322 * TODO use system macros for optimization
323 * See mcrypt for reference and linux kernel source for optimization
324 * check if unaligned access and use fast write/read when implemented
325 */
326#define TDS_BYTE_SWAP16(value) \
327 (((((uint16_t)value)<<8) & 0xFF00u) | \
328 ((((uint16_t)value)>>8) & 0x00FFu))
329
330#define TDS_BYTE_SWAP32(value) \
331 (((((uint32_t)value)<<24) & 0xFF000000u)| \
332 ((((uint32_t)value)<< 8) & 0x00FF0000u)| \
333 ((((uint32_t)value)>> 8) & 0x0000FF00u)| \
334 ((((uint32_t)value)>>24) & 0x000000FFu))
335
336#define is_end_token(x) ((x) >= TDS_DONE_TOKEN && (x) <= TDS_DONEINPROC_TOKEN)
337
338enum {
339 TDS_TYPEFLAG_INVALID = 0,
340 TDS_TYPEFLAG_NULLABLE = 1,
341 TDS_TYPEFLAG_FIXED = 2,
342 TDS_TYPEFLAG_VARIABLE = 4,
343 TDS_TYPEFLAG_COLLATE = 8,
344 TDS_TYPEFLAG_ASCII = 16,
345 TDS_TYPEFLAG_UNICODE = 32,
346 TDS_TYPEFLAG_BINARY = 64,
347 TDS_TYPEFLAG_DATETIME = 128,
348 TDS_TYPEFLAG_NUMERIC = 256,
349 TDS_TYPEFLAG_VARIANT = 512,
350};
351
352extern const uint16_t tds_type_flags_ms[256];
353#if 0
354extern const uint16_t tds_type_flags_syb[256];
355extern const char *const tds_type_names[256];
356#endif
357
358#define is_fixed_type(x) ((tds_type_flags_ms[x] & TDS_TYPEFLAG_FIXED) != 0)
359#define is_nullable_type(x) ((tds_type_flags_ms[x] & TDS_TYPEFLAG_NULLABLE) != 0)
360#define is_variable_type(x) ((tds_type_flags_ms[x] & TDS_TYPEFLAG_VARIABLE) != 0)
361#define is_variant_inner_type(x) ((tds_type_flags_ms[x] & TDS_TYPEFLAG_VARIANT) != 0)
362
363
364#define is_blob_type(x) ((x)==SYBTEXT || (x)==SYBIMAGE || (x)==SYBNTEXT)
365#define is_blob_col(x) ((x)->column_varint_size > 2)
366/* large type means it has a two byte size field */
367/* define is_large_type(x) (x>128) */
368#define is_numeric_type(x) ((x)==SYBNUMERIC || (x)==SYBDECIMAL)
370#define is_datetime_type(x) ((tds_type_flags_ms[x] & TDS_TYPEFLAG_DATETIME) != 0)
371#define is_unicode_type(x) ((tds_type_flags_ms[x] & TDS_TYPEFLAG_UNICODE) != 0)
372#define is_collate_type(x) ((tds_type_flags_ms[x] & TDS_TYPEFLAG_COLLATE) != 0)
373#define is_ascii_type(x) ((tds_type_flags_ms[x] & TDS_TYPEFLAG_ASCII) != 0)
374#define is_binary_type(x) ((tds_type_flags_ms[x] & TDS_TYPEFLAG_BINARY) != 0)
375#define is_char_type(x) ((tds_type_flags_ms[x] & (TDS_TYPEFLAG_ASCII|TDS_TYPEFLAG_UNICODE)) != 0)
376#define is_similar_type(x, y) (is_char_type(x) && is_char_type(y))
377inline static bool
378is_tds_type_valid(int type)
379{
380 return (unsigned) type < 256u && tds_type_flags_ms[type] != 0;
381}
382
383
384#define TDS_MAX_CAPABILITY 32
385#define MAXPRECISION 77
386#define TDS_MAX_CONN 4096
387#define TDS_MAX_DYNID_LEN 30
388
389/* defaults to use if no others are found */
390#define TDS_DEF_SERVER "SYBASE"
391#define TDS_DEF_BLKSZ 512
392#define TDS_DEF_CHARSET "iso_1"
393#define TDS_DEF_LANG "us_english"
394#if TDS50
395#define TDS_DEFAULT_VERSION 0x500
396#define TDS_DEF_PORT 4000
397#elif TDS71
398#define TDS_DEFAULT_VERSION 0x701
399#define TDS_DEF_PORT 1433
400#elif TDS72
401#define TDS_DEFAULT_VERSION 0x702
402#define TDS_DEF_PORT 1433
403#elif TDS73
404#define TDS_DEFAULT_VERSION 0x703
405#define TDS_DEF_PORT 1433
406#elif TDS74
407#define TDS_DEFAULT_VERSION 0x704
408#define TDS_DEF_PORT 1433
409#else
410#define TDS_DEFAULT_VERSION 0x000
411#define TDS_DEF_PORT 1433
412#endif
413
414/* normalized strings from freetds.conf file */
415#define TDS_STR_VERSION "tds version"
416#define TDS_STR_BLKSZ "initial block size"
417#define TDS_STR_SWAPDT "swap broken dates"
418#define TDS_STR_DUMPFILE "dump file"
419#define TDS_STR_DEBUGLVL "debug level"
420#define TDS_STR_DEBUGFLAGS "debug flags"
421#define TDS_STR_TIMEOUT "timeout"
422#define TDS_STR_QUERY_TIMEOUT "query timeout"
423#define TDS_STR_CONNTIMEOUT "connect timeout"
424#define TDS_STR_HOSTNAME "hostname"
425#define TDS_STR_HOST "host"
426#define TDS_STR_PORT "port"
427#define TDS_STR_TEXTSZ "text size"
428/* for big endian hosts, obsolete, ignored */
429#define TDS_STR_EMUL_LE "emulate little endian"
430#define TDS_STR_CHARSET "charset"
431#define TDS_STR_CLCHARSET "client charset"
432#define TDS_STR_USE_UTF_16 "use utf-16"
433#define TDS_STR_LANGUAGE "language"
434#define TDS_STR_APPENDMODE "dump file append"
435#define TDS_STR_DATETIMEFMT "date format"
436#define TDS_STR_DATEFMT "date-only format"
437#define TDS_STR_TIMEFMT "time-only format"
438#define TDS_STR_INSTANCE "instance"
439#define TDS_STR_ASA_DATABASE "asa database"
440#define TDS_STR_DATABASE "database"
441#define TDS_STR_ENCRYPTION "encryption"
442#define TDS_STR_USENTLMV2 "use ntlmv2"
443#define TDS_STR_USELANMAN "use lanman"
444/* conf values */
445#define TDS_STR_ENCRYPTION_OFF "off"
446#define TDS_STR_ENCRYPTION_REQUEST "request"
447#define TDS_STR_ENCRYPTION_REQUIRE "require"
448#define TDS_STR_ENCRYPTION_STRICT "strict"
449/* Defines to enable optional GSSAPI delegation */
450#define TDS_GSSAPI_DELEGATION "enable gssapi delegation"
451/* Mutual authentication */
452#define TDS_STR_MUTUAL_AUTHENTICATION "mutual authentication"
453/* Kerberos realm name */
454#define TDS_STR_REALM "realm"
455/* Kerberos SPN */
456#define TDS_STR_SPN "spn"
457/* CA file */
458#define TDS_STR_CAFILE "ca file"
459/* CRL file */
460#define TDS_STR_CRLFILE "crl file"
461/* check SSL hostname */
462#define TDS_STR_CHECKSSLHOSTNAME "check certificate hostname"
463/* SSL hostname to check certificate */
464#define TDS_STR_SSLHOSTNAME "certificate hostname"
465/* database filename to attach on login (MSSQL) */
466#define TDS_STR_DBFILENAME "database filename"
467/* Application Intent MSSQL 2012 support */
468#define TDS_STR_READONLY_INTENT "read-only intent"
469/* configurable cipher suite to send to openssl's SSL_set_cipher_list() function */
470#define TLS_STR_OPENSSL_CIPHERS "openssl ciphers"
471/* configurable cipher suite to send to gnutls's gnutls_priority_set_direct() function */
472#define TLS_STR_GNUTLS_CIPHERS "gnutls ciphers"
473/* enable old TLS v1, required for instance if you are using a really old Windows XP */
474#define TDS_STR_ENABLE_TLS_V1 "enable tls v1"
475/* enable old TLS v1.1 */
476#define TDS_STR_ENABLE_TLS_V1_1 "enable tls v1.1"
477
478
479/* TODO do a better check for alignment than this */
480 typedef union
481{
482 void *p;
483 int i;
484 int64_t ui;
485} tds_align_struct;
486
487#define TDS_ALIGN_SIZE sizeof(tds_align_struct)
488
489 typedef struct tds_capability_type
490{
491 unsigned char type;
492 unsigned char len; /* always sizeof(values) */
493 unsigned char values[TDS_MAX_CAPABILITY/2-2];
494} TDS_CAPABILITY_TYPE;
495
496 typedef struct tds_capabilities
497{
498 TDS_CAPABILITY_TYPE types[2];
499} TDS_CAPABILITIES;
500
501#define TDS_MAX_LOGIN_STR_SZ 128
502 typedef struct tds_login
503{
504 DSTR server_name;
505 int port;
506 TDS_USMALLINT tds_version;
507 int block_size;
508 DSTR language; /* e.g. us-english */
509 DSTR server_charset;
510 TDS_INT connect_timeout;
511 DSTR client_host_name;
512 DSTR server_host_name;
513 DSTR server_realm_name;
514 DSTR server_spn;
515 DSTR db_filename;
516 DSTR cafile;
517 DSTR crlfile;
518 DSTR certificate_host_name;
519 DSTR openssl_ciphers;
520 DSTR gnutls_ciphers;
521 DSTR app_name;
522 DSTR user_name;
523 DSTR password;
524 DSTR new_password;
526 DSTR library; /* Ct-Library, DB-Library, TDS-Library or ODBC */
527 TDS_TINYINT encryption_level;
528
529 TDS_INT query_timeout;
530 TDS_CAPABILITIES capabilities;
531 DSTR client_charset;
532 DSTR database;
533
534 struct addrinfo *ip_addrs;
535 DSTR instance_name;
536 tds_dir_char *dump_file;
537 int debug_flags;
538 int text_size;
539 DSTR routing_address;
540 uint16_t routing_port;
541
542 unsigned char option_flag2;
543
544 uint8_t bulk_copy:1;
545 uint8_t suppress_language:1;
546 uint8_t gssapi_use_delegation:1;
547 uint8_t mutual_authentication:1;
548 uint8_t use_ntlmv2:1;
549 uint8_t use_ntlmv2_specified:1;
550 uint8_t use_lanman:1;
551 uint8_t mars:1;
552 uint8_t use_utf16:1;
553 uint8_t use_new_password:1;
554 uint8_t valid_configuration:1;
555 uint8_t check_ssl_hostname:1;
556 uint8_t readonly_intent:1;
557 uint8_t enable_tls_v1:1;
558 uint8_t enable_tls_v1_specified:1;
559 uint8_t enable_tls_v1_1:1;
560 uint8_t enable_tls_v1_1_specified:1;
561 uint8_t server_is_valid:1;
562} TDSLOGIN;
563
564 typedef struct tds_headers
565{
566 const char *qn_options;
567 const char *qn_msgtext;
568 TDS_INT qn_timeout;
569 /* TDS 7.4+: trace activity ID char[20] */
570} TDSHEADERS;
571
572 typedef struct tds_locale
573{
574 char *language;
575 char *server_charset;
576 char *datetime_fmt;
577 char *date_fmt;
578 char *time_fmt;
579} TDSLOCALE;
580
585 typedef struct tds_blob
586{
587 TDS_CHAR *textvalue;
588 TDS_CHAR textptr[16];
589 TDS_CHAR timestamp[8];
590 bool valid_ptr;
591} TDSBLOB;
592
596 typedef struct tds_variant
597{
598 /* this MUST have same position and place of textvalue in tds_blob */
599 TDS_CHAR *data;
600 TDS_INT size;
601 TDS_INT data_len;
602 TDS_SERVER_TYPE type;
603 TDS_UCHAR collation[5];
604} TDSVARIANT;
605
610 typedef struct tds_encoding
611{
613 const char *name;
614 unsigned char min_bytes_per_char;
615 unsigned char max_bytes_per_char;
617 unsigned char canonic;
618} TDS_ENCODING;
619
620 typedef struct tds_bcpcoldata
621{
622 TDS_UCHAR *data;
623 TDS_INT datalen;
624 bool is_null;
625} BCPCOLDATA;
626
627
628typedef TDSRET tds_func_get_info(TDSSOCKET *tds, TDSCOLUMN *col);
629typedef TDSRET tds_func_get_data(TDSSOCKET *tds, TDSCOLUMN *col);
630typedef TDS_INT tds_func_row_len(TDSCOLUMN *col);
631typedef TDSRET tds_func_put_info(TDSSOCKET *tds, TDSCOLUMN *col);
632typedef TDSRET tds_func_put_data(TDSSOCKET *tds, TDSCOLUMN *col, bool bcp7);
633typedef int tds_func_check(const TDSCOLUMN *col);
634
635 typedef struct tds_column_funcs
636{
637 tds_func_get_info *get_info;
638 tds_func_get_data *get_data;
639 tds_func_row_len *row_len;
645 tds_func_put_info *put_info;
655 tds_func_put_data *put_data;
656#if ENABLE_EXTRA_CHECKS
671 tds_func_check *check;
672#endif
673#if 0
674 TDSRET (*convert)(TDSSOCKET *tds, TDSCOLUMN *col);
675#endif
676} TDSCOLUMNFUNCS;
677
681 struct tds_column
682{
683 const TDSCOLUMNFUNCS *funcs;
684 TDS_INT column_usertype;
685 TDS_INT column_flags;
686
687 TDS_INT column_size;
689 TDS_SERVER_TYPE column_type;
694 TDS_TINYINT column_varint_size;
696 TDS_TINYINT column_prec;
697 TDS_TINYINT column_scale;
699 struct
700 {
701 TDS_SERVER_TYPE column_type;
702 TDS_INT column_size;
703 } on_server;
704
705 TDSICONV *char_conv;
707 DSTR table_name;
708 DSTR column_name;
709 DSTR table_column_name;
710
711 unsigned char *column_data;
712 void (*column_data_free)(struct tds_column * column);
713 uint8_t column_nullable:1;
714 uint8_t column_writeable:1;
715 uint8_t column_identity:1;
716 uint8_t column_key:1;
717 uint8_t column_hidden:1;
718 uint8_t column_output:1;
719 uint8_t column_timestamp:1;
720 uint8_t column_computed:1;
721 TDS_UCHAR column_collation[5];
722
723 uint8_t use_iconv_out:1;
724
725 /* additional fields flags for compute results */
726 TDS_SMALLINT column_operand;
727 TDS_TINYINT column_operator;
728
729 /* FIXME this is data related, not column */
731 TDS_INT column_cur_size;
732
733 /* related to binding or info stored by client libraries */
734 /* FIXME find a best place to store these data, some are unused */
735 TDS_SMALLINT column_bindtype;
736 TDS_SMALLINT column_bindfmt;
737 TDS_INT column_bindlen;
738 TDS_SMALLINT *column_nullbind;
739 TDS_CHAR *column_varaddr;
740 TDS_INT *column_lenbind;
741 TDS_INT column_textpos;
742 TDS_INT column_text_sqlgetdatapos;
743 TDS_CHAR column_text_sqlputdatainfo;
744 unsigned char column_iconv_left;
745 char column_iconv_buf[9];
746
747 BCPCOLDATA *bcp_column_data;
756 TDS_INT bcp_prefix_len;
757 TDS_INT bcp_term_len;
758 TDS_CHAR *bcp_terminator;
759};
760
761
763 struct tds_result_info
764{
765 /* TODO those fields can became a struct */
766 TDSCOLUMN **columns;
767 TDS_USMALLINT num_cols;
768 TDS_USMALLINT computeid;
769 TDS_INT ref_count;
770 TDSSOCKET *attached_to;
771 unsigned char *current_row;
772 void (*row_free)(TDSRESULTINFO* result, unsigned char *row);
773 TDS_INT row_size;
774
775 TDS_SMALLINT *bycolumns;
776 TDS_USMALLINT by_cols;
777 bool rows_exist;
778 /* TODO remove ?? used only in dblib */
779 bool more_results;
780};
781
783 typedef enum tds_states
784{
785 TDS_IDLE,
786 TDS_WRITING,
787 TDS_SENDING,
788 TDS_PENDING,
789 TDS_READING,
790 TDS_DEAD
791} TDS_STATE;
792
793typedef enum tds_operations
794{
795 TDS_OP_NONE = 0,
796
797 /* MSSQL operations, these matches protocol definitions */
798 TDS_OP_CURSOR = TDS_SP_CURSOR,
799 TDS_OP_CURSOROPEN = TDS_SP_CURSOROPEN,
800 TDS_OP_CURSORPREPARE = TDS_SP_CURSORPREPARE,
801 TDS_OP_CURSOREXECUTE = TDS_SP_CURSOREXECUTE,
802 TDS_OP_CURSORPREPEXEC = TDS_SP_CURSORPREPEXEC,
803 TDS_OP_CURSORUNPREPARE = TDS_SP_CURSORUNPREPARE,
804 TDS_OP_CURSORFETCH = TDS_SP_CURSORFETCH,
805 TDS_OP_CURSOROPTION = TDS_SP_CURSOROPTION,
806 TDS_OP_CURSORCLOSE = TDS_SP_CURSORCLOSE,
807 TDS_OP_EXECUTESQL = TDS_SP_EXECUTESQL,
808 TDS_OP_PREPARE = TDS_SP_PREPARE,
809 TDS_OP_EXECUTE = TDS_SP_EXECUTE,
810 TDS_OP_PREPEXEC = TDS_SP_PREPEXEC,
811 TDS_OP_PREPEXECRPC = TDS_SP_PREPEXECRPC,
812 TDS_OP_UNPREPARE = TDS_SP_UNPREPARE,
813
814 /* sybase operations */
815 TDS_OP_DYN_DEALLOC = 100,
816} TDS_OPERATION;
817
818#define TDS_DBG_LOGIN __FILE__, ((__LINE__ << 4) | 11)
819#define TDS_DBG_HEADER __FILE__, ((__LINE__ << 4) | 10)
820#define TDS_DBG_FUNC __FILE__, ((__LINE__ << 4) | 7)
821#define TDS_DBG_INFO2 __FILE__, ((__LINE__ << 4) | 6)
822#define TDS_DBG_INFO1 __FILE__, ((__LINE__ << 4) | 5)
823#define TDS_DBG_NETWORK __FILE__, ((__LINE__ << 4) | 4)
824#define TDS_DBG_WARN __FILE__, ((__LINE__ << 4) | 3)
825#define TDS_DBG_ERROR __FILE__, ((__LINE__ << 4) | 2)
826#define TDS_DBG_SEVERE __FILE__, ((__LINE__ << 4) | 1)
827
828#define TDS_DBGFLAG_FUNC 0x80
829#define TDS_DBGFLAG_INFO2 0x40
830#define TDS_DBGFLAG_INFO1 0x20
831#define TDS_DBGFLAG_NETWORK 0x10
832#define TDS_DBGFLAG_WARN 0x08
833#define TDS_DBGFLAG_ERROR 0x04
834#define TDS_DBGFLAG_SEVERE 0x02
835#define TDS_DBGFLAG_ALL 0xfff
836#define TDS_DBGFLAG_LOGIN 0x0800
837#define TDS_DBGFLAG_HEADER 0x0400
838#define TDS_DBGFLAG_PID 0x1000
839#define TDS_DBGFLAG_TIME 0x2000
840#define TDS_DBGFLAG_SOURCE 0x4000
841#define TDS_DBGFLAG_THREAD 0x8000
842
843#if 0
849enum TDS_DBG_LOG_STATE
850{
851 TDS_DBG_LOGIN = (1 << 0)
853 , TDS_DBG_API = (1 << 1)
854 , TDS_DBG_ASYNC = (1 << 2)
855 , TDS_DBG_DIAG = (1 << 3)
856 , TDS_DBG_error = (1 << 4)
857 /* TODO: ^^^^^ make upper case when old #defines (above) are removed */
858 /* Log FreeTDS runtime/logic error occurs. */
859 , TDS_DBG_PACKET = (1 << 5)
860 , TDS_DBG_LIBTDS = (1 << 6)
861 , TDS_DBG_CONFIG = (1 << 7)
862 , TDS_DBG_DEFAULT = 0xFE
863};
864#endif
865
866typedef TDSRESULTINFO TDSCOMPUTEINFO;
867
868typedef TDSRESULTINFO TDSPARAMINFO;
869
870 typedef struct tds_message
871{
872 TDS_CHAR *server;
873 TDS_CHAR *message;
874 TDS_CHAR *proc_name;
875 TDS_CHAR *sql_state;
876 TDS_INT msgno;
877 TDS_INT line_number;
878 /* -1 .. 255 */
879 TDS_SMALLINT state;
880 TDS_TINYINT priv_msg_type;
881 TDS_TINYINT severity;
882 /* for library-generated errors */
883 int oserr;
884} TDSMESSAGE;
885
886 typedef struct tds_upd_col
887{
888 struct tds_upd_col *next;
889 TDS_INT colnamelength;
890 char * columnname;
891} TDSUPDCOL;
892
893typedef enum {
894 TDS_CURSOR_STATE_UNACTIONED = 0 /* initial value */
895 , TDS_CURSOR_STATE_REQUESTED = 1 /* called by ct_cursor */
896 , TDS_CURSOR_STATE_SENT = 2 /* sent to server */
897 , TDS_CURSOR_STATE_ACTIONED = 3 /* acknowledged by server */
898} TDS_CURSOR_STATE;
899
900 typedef struct tds_cursor_status
901{
902 TDS_CURSOR_STATE declare;
903 TDS_CURSOR_STATE cursor_row;
904 TDS_CURSOR_STATE open;
905 TDS_CURSOR_STATE fetch;
906 TDS_CURSOR_STATE close;
907 TDS_CURSOR_STATE dealloc;
908} TDS_CURSOR_STATUS;
909
910typedef enum tds_cursor_operation
911{
912 TDS_CURSOR_POSITION = 0,
913 TDS_CURSOR_UPDATE = 1,
914 TDS_CURSOR_DELETE = 2,
915 TDS_CURSOR_INSERT = 4
916} TDS_CURSOR_OPERATION;
917
918typedef enum tds_cursor_fetch
919{
920 TDS_CURSOR_FETCH_NEXT = 1,
921 TDS_CURSOR_FETCH_PREV,
922 TDS_CURSOR_FETCH_FIRST,
923 TDS_CURSOR_FETCH_LAST,
924 TDS_CURSOR_FETCH_ABSOLUTE,
925 TDS_CURSOR_FETCH_RELATIVE
926} TDS_CURSOR_FETCH;
927
931 typedef struct tds_cursor
932{
933 struct tds_cursor *next;
934 TDS_INT ref_count;
935 char *cursor_name;
936 TDS_INT cursor_id;
937 TDS_TINYINT options;
941 bool defer_close;
942 char *query;
943 /* TODO for updatable columns */
944 /* TDS_TINYINT number_upd_cols; */
945 /* TDSUPDCOL *cur_col_list; */
946 TDS_INT cursor_rows;
947 /* TDSPARAMINFO *params; */
948 TDS_CURSOR_STATUS status;
949 TDS_USMALLINT srv_status;
950 TDSRESULTINFO *res_info;
951 TDS_INT type;
952 TDS_INT concurrency;
953} TDSCURSOR;
954
958 typedef struct tds_env
959{
961 int block_size;
962 char *language;
964 char *charset;
966 char *database;
967} TDSENV;
968
972 typedef struct tds_dynamic
973{
974 struct tds_dynamic *next;
975 TDS_INT ref_count;
977 TDS_INT num_id;
983 char id[30];
989 bool emulated;
993 bool defer_close;
994 /* int dyn_state; */ /* TODO use it */
995 TDSPARAMINFO *res_info;
1003 TDSPARAMINFO *params;
1005 char *query;
1006} TDSDYNAMIC;
1007
1008typedef enum {
1009 TDS_MULTIPLE_QUERY,
1010 TDS_MULTIPLE_EXECUTE,
1011 TDS_MULTIPLE_RPC
1012} TDS_MULTIPLE_TYPE;
1013
1014 typedef struct tds_multiple
1015{
1016 TDS_MULTIPLE_TYPE type;
1017 unsigned int flags;
1018} TDSMULTIPLE;
1019
1020/* forward declaration */
1021typedef struct tds_context TDSCONTEXT;
1022typedef int (*err_handler_t) (const TDSCONTEXT *, TDSSOCKET *, TDSMESSAGE *);
1023typedef int (*int_handler_t) (void *);
1024
1025 struct tds_context
1026{
1027 TDSLOCALE *locale;
1028 void *parent;
1029 /* handlers */
1030 int (*msg_handler) (const TDSCONTEXT *, TDSSOCKET *, TDSMESSAGE *);
1031 int (*err_handler) (const TDSCONTEXT *, TDSSOCKET *, TDSMESSAGE *);
1032 int (*int_handler) (void *);
1033 bool money_use_2_digits;
1034};
1035
1036enum TDS_ICONV_ENTRY
1037{
1038 client2ucs2
1039 , client2server_chardata
1040 , initial_char_conv_count /* keep last */
1041};
1042
1043 typedef struct tds_authentication
1044{
1045 uint8_t *packet;
1046 int packet_len;
1047 /* TDS_MSG_TOKEN type, for TDS5 */
1048 uint16_t msg_type;
1049 TDSRET (*free)(TDSCONNECTION* conn, struct tds_authentication * auth);
1050 TDSRET (*handle_next)(TDSSOCKET * tds, struct tds_authentication * auth, size_t len);
1051} TDSAUTHENTICATION;
1052
1053 typedef struct tds_packet
1054{
1055 struct tds_packet *next;
1056 uint16_t sid;
1057
1058#if ENABLE_ODBC_MARS
1062 uint8_t data_start;
1063#endif
1064
1068 unsigned data_len;
1069 unsigned capacity;
1070 unsigned char buf[1];
1071} TDSPACKET;
1072
1073#if ENABLE_ODBC_MARS
1074#define tds_packet_zero_data_start(pkt) do { (pkt)->data_start = 0; } while(0)
1075#define tds_packet_get_data_start(pkt) ((pkt)->data_start)
1076#else
1077#define tds_packet_zero_data_start(pkt) do { } while(0)
1078#define tds_packet_get_data_start(pkt) 0
1079#endif
1080
1081 typedef struct tds_poll_wakeup
1082{
1083 TDS_SYS_SOCKET s_signal, s_signaled;
1084} TDSPOLLWAKEUP;
1085
1086/* field related to connection */
1087 struct tds_connection
1088{
1089 TDS_USMALLINT tds_version;
1090 bool corked;
1091 TDS_UINT product_version;
1092 char *product_name;
1093
1094 TDS_SYS_SOCKET s;
1095 TDSPOLLWAKEUP wakeup;
1096 const TDSCONTEXT *tds_ctx;
1097
1099 TDSENV env;
1100
1105 TDSCURSOR *cursors;
1110 TDSDYNAMIC *dyns;
1111
1112 int char_conv_count;
1113 TDSICONV **char_convs;
1114
1115 TDS_UCHAR collation[5];
1116 TDS_UCHAR tds72_transaction[8];
1117
1118 TDS_CAPABILITIES capabilities;
1119 uint8_t use_iconv_in:1;
1120 uint8_t tds71rev1:1;
1121 uint8_t pending_close:1;
1122 uint8_t encrypt_single_packet:1;
1123#if ENABLE_ODBC_MARS
1124 uint8_t mars:1;
1125
1126 TDSSOCKET *in_net_tds;
1127 TDSPACKET *packets;
1128 TDSPACKET *recv_packet;
1129 TDSPACKET *send_packets;
1130 unsigned send_pos, recv_pos;
1131
1132#define BUSY_SOCKET ((TDSSOCKET*)(TDS_UINTPTR)1)
1133#define TDSSOCKET_VALID(tds) (((TDS_UINTPTR)(tds)) > 1)
1134 TDSSOCKET **sessions;
1135 unsigned num_sessions;
1136#endif
1137 tds_mutex list_mtx;
1138
1139 unsigned num_cached_packets;
1140 TDSPACKET *packet_cache;
1141
1142 int spid;
1143 int client_spid;
1144
1149 uint8_t ncharsize;
1150
1156 uint8_t unicharsize;
1157
1158 void *tls_session;
1159#if defined(HAVE_GNUTLS)
1160 void *tls_credentials;
1161#elif defined(HAVE_OPENSSL)
1162 void *tls_ctx;
1163#else
1164 void *tls_dummy;
1165#endif
1166 TDSAUTHENTICATION *authentication;
1167 char *server;
1168};
1169
1173 struct tds_socket
1174{
1175#if ENABLE_ODBC_MARS
1176 TDSCONNECTION *conn;
1177#else
1178 TDSCONNECTION conn[1];
1179#endif
1180
1181 void *parent;
1182
1188 unsigned char *in_buf;
1189
1196 unsigned char *out_buf;
1197
1202 unsigned out_buf_max;
1203 unsigned in_pos;
1204 unsigned out_pos;
1205 unsigned in_len;
1206 unsigned char in_flag;
1207 unsigned char out_flag;
1209 unsigned frozen;
1214 TDSPACKET *frozen_packets;
1215
1216#if ENABLE_ODBC_MARS
1221 uint16_t sid;
1222
1227 tds_condition packet_cond;
1228
1233 TDSPACKET *sending_packet;
1234 TDS_UINT recv_seq;
1235 TDS_UINT send_seq;
1236 TDS_UINT recv_wnd;
1237 TDS_UINT send_wnd;
1238#endif
1239 /* packet we received */
1240 TDSPACKET *recv_packet;
1242 TDSPACKET *send_packet;
1243
1249 TDSRESULTINFO *current_results;
1250 TDSRESULTINFO *res_info;
1251 TDS_UINT num_comp_info;
1252 TDSCOMPUTEINFO **comp_info;
1253 TDSPARAMINFO *param_info;
1254 TDSCURSOR *cur_cursor;
1255 bool bulk_query;
1256 bool has_status;
1257 bool in_row;
1258 volatile
1259 unsigned char in_cancel;
1261 TDS_INT ret_status;
1262 TDS_STATE state;
1263
1264 TDS_INT query_timeout;
1265 TDS_INT8 rows_affected;
1267 TDSDYNAMIC *cur_dyn;
1269 TDSLOGIN *login;
1271 void (*env_chg_func) (TDSSOCKET * tds, int type, char *oldval, char *newval);
1272 TDS_OPERATION current_op;
1273
1274 int option_value;
1275 tds_mutex wire_mtx;
1276};
1277
1278#define tds_get_ctx(tds) ((tds)->conn->tds_ctx)
1279#define tds_set_ctx(tds, val) do { ((tds)->conn->tds_ctx) = (val); } while(0)
1280#define tds_get_parent(tds) ((tds)->parent)
1281#define tds_set_parent(tds, val) do { ((tds)->parent) = (val); } while(0)
1282#define tds_get_s(tds) ((tds)->conn->s)
1283#define tds_set_s(tds, val) do { ((tds)->conn->s) = (val); } while(0)
1284
1285 typedef struct tds_tvp_row
1286{
1287 TDSPARAMINFO *params;
1288 struct tds_tvp_row *next;
1289} TDS_TVP_ROW;
1290
1291 typedef struct tds_tvp
1292{
1293 char *schema;
1294 char *name;
1295 TDSPARAMINFO *metadata;
1296 TDS_TVP_ROW *row;
1297} TDS_TVP;
1298
1299
1300/* config.c */
1301const TDS_COMPILETIME_SETTINGS *tds_get_compiletime_settings(void);
1302typedef bool (*TDSCONFPARSE) (const char *option, const char *value, void *param);
1303bool tds_read_conf_section(FILE * in, const char *section, TDSCONFPARSE tds_conf_parse, void *parse_param);
1304bool tds_read_conf_file(TDSLOGIN * login, const char *server);
1305bool tds_parse_conf_section(const char *option, const char *value, void *param);
1306 TDSLOGIN *tds_read_config_info(TDSSOCKET * tds, TDSLOGIN * login, TDSLOCALE * locale);
1307void tds_fix_login(TDSLOGIN* login);
1308TDS_USMALLINT * tds_config_verstr(const char *tdsver, TDSLOGIN* login);
1309struct addrinfo *tds_lookup_host(const char *servername);
1310TDSRET tds_lookup_host_set(const char *servername, struct addrinfo **addr);
1311const char *tds_addrinfo2str(struct addrinfo *addr, char *name, int namemax);
1312
1313TDSRET tds_set_interfaces_file_loc(const char *interfloc);
1314extern const char STD_DATETIME_FMT[];
1315int tds_parse_boolean(const char *value, int default_value);
1316int tds_config_boolean(const char *option, const char *value, TDSLOGIN * login);
1317
1318 TDSLOCALE *tds_get_locale(void);
1319TDSRET tds_alloc_row(TDSRESULTINFO * res_info);
1320TDSRET tds_alloc_compute_row(TDSCOMPUTEINFO * res_info);
1321 BCPCOLDATA * tds_alloc_bcp_column_data(unsigned int column_size);
1322 TDSDYNAMIC *tds_lookup_dynamic(TDSCONNECTION * conn, const char *id);
1323/*@observer@*/ const char *tds_prtype(int token);
1324int tds_get_varint_size(TDSCONNECTION * conn, int datatype);
1325TDS_SERVER_TYPE tds_get_cardinal_type(TDS_SERVER_TYPE datatype, int usertype);
1326TDSRET tds8_adjust_login(TDSLOGIN *login);
1327
1328
1329/* iconv.c */
1330TDSRET tds_iconv_open(TDSCONNECTION * conn, const char *charset, int use_utf16);
1331void tds_iconv_close(TDSCONNECTION * conn);
1332void tds_srv_charset_changed(TDSCONNECTION * conn, const char *charset);
1333void tds7_srv_charset_changed(TDSCONNECTION * conn, TDS_UCHAR collate[5]);
1334int tds_iconv_alloc(TDSCONNECTION * conn);
1335void tds_iconv_free(TDSCONNECTION * conn);
1336 TDSICONV *tds_iconv_from_collate(TDSCONNECTION * conn, const TDS_UCHAR collate[5]);
1337
1338
1339/* mem.c */
1340void tds_free_socket(TDSSOCKET * tds);
1341void tds_free_all_results(TDSSOCKET * tds);
1342void tds_free_results(TDSRESULTINFO * res_info);
1343void tds_free_param_results(TDSPARAMINFO * param_info);
1344void tds_free_param_result(TDSPARAMINFO * param_info);
1345void tds_free_msg(TDSMESSAGE * message);
1346void tds_cursor_deallocated(TDSCONNECTION *conn, TDSCURSOR *cursor);
1347void tds_release_cursor(TDSCURSOR **pcursor);
1348void tds_free_bcp_column_data(BCPCOLDATA * coldata);
1349 TDSRESULTINFO *tds_alloc_results(TDS_USMALLINT num_cols);
1350 TDSCOMPUTEINFO **tds_alloc_compute_results(TDSSOCKET * tds, TDS_USMALLINT num_cols, TDS_USMALLINT by_cols);
1351 TDSCONTEXT *tds_alloc_context(void * parent);
1352void tds_free_context(TDSCONTEXT * locale);
1353 TDSPARAMINFO *tds_alloc_param_result(TDSPARAMINFO * old_param);
1354void tds_free_input_params(TDSDYNAMIC * dyn);
1355void tds_release_dynamic(TDSDYNAMIC ** dyn);
1356inline static void
1357tds_release_cur_dyn(TDSSOCKET * tds)
1358{
1359 tds_release_dynamic(&tds->cur_dyn);
1360}
1361void tds_dynamic_deallocated(TDSCONNECTION *conn, TDSDYNAMIC *dyn);
1362void tds_set_cur_dyn(TDSSOCKET *tds, TDSDYNAMIC *dyn);
1363 TDSSOCKET *tds_realloc_socket(TDSSOCKET * tds, unsigned int bufsize);
1364char *tds_alloc_client_sqlstate(int msgno);
1365char *tds_alloc_lookup_sqlstate(TDSSOCKET * tds, int msgno);
1366 TDSLOGIN *tds_alloc_login(bool use_environment);
1367 TDSDYNAMIC *tds_alloc_dynamic(TDSCONNECTION * conn, const char *id);
1368void tds_free_login(TDSLOGIN * login);
1369 TDSLOGIN *tds_init_login(TDSLOGIN * login, TDSLOCALE * locale);
1370 TDSLOCALE *tds_alloc_locale(void);
1371void *tds_alloc_param_data(TDSCOLUMN * curparam);
1372void tds_free_locale(TDSLOCALE * locale);
1373 TDSCURSOR * tds_alloc_cursor(TDSSOCKET * tds, const char *name, size_t namelen, const char *query, size_t querylen);
1374void tds_free_row(TDSRESULTINFO * res_info, unsigned char *row);
1375 TDSSOCKET *tds_alloc_socket(TDSCONTEXT * context, unsigned int bufsize);
1376 TDSSOCKET *tds_alloc_additional_socket(TDSCONNECTION *conn);
1377void tds_set_current_results(TDSSOCKET *tds, TDSRESULTINFO *info);
1378void tds_detach_results(TDSRESULTINFO *info);
1379void * tds_realloc(void **pp, size_t new_size);
1380#define TDS_RESIZE(p, n_elem) \
1381 tds_realloc((void **) &(p), sizeof(*(p)) * (size_t) (n_elem))
1382
1383 TDSPACKET *tds_alloc_packet(void *buf, unsigned len);
1384 TDSPACKET *tds_realloc_packet(TDSPACKET *packet, unsigned len);
1385void tds_free_packets(TDSPACKET *packet);
1386 TDSBCPINFO *tds_alloc_bcpinfo(void);
1387void tds_free_bcpinfo(TDSBCPINFO *bcpinfo);
1388void tds_deinit_bcpinfo(TDSBCPINFO *bcpinfo);
1389void tds_deinit_tvp(TDS_TVP *table);
1390
1391
1392/* login.c */
1393void tds_set_packet(TDSLOGIN * tds_login, int packet_size);
1394void tds_set_port(TDSLOGIN * tds_login, int port);
1395bool tds_set_passwd(TDSLOGIN * tds_login, const char *password) TDS_WUR;
1396void tds_set_bulk(TDSLOGIN * tds_login, bool enabled);
1397bool tds_set_user(TDSLOGIN * tds_login, const char *username) TDS_WUR;
1398bool tds_set_app(TDSLOGIN * tds_login, const char *application) TDS_WUR;
1399bool tds_set_host(TDSLOGIN * tds_login, const char *hostname) TDS_WUR;
1400bool tds_set_library(TDSLOGIN * tds_login, const char *library) TDS_WUR;
1401bool tds_set_server(TDSLOGIN * tds_login, const char *server) TDS_WUR;
1402bool tds_set_client_charset(TDSLOGIN * tds_login, const char *charset) TDS_WUR;
1403bool tds_set_language(TDSLOGIN * tds_login, const char *language) TDS_WUR;
1404void tds_set_version(TDSLOGIN * tds_login, TDS_TINYINT major_ver, TDS_TINYINT minor_ver);
1405TDSRET tds_connect_and_login(TDSSOCKET * tds, TDSLOGIN * login);
1406
1407
1408/* query.c */
1409void tds_start_query(TDSSOCKET *tds, unsigned char packet_type);
1410
1411TDSRET tds_submit_query(TDSSOCKET * tds, const char *query);
1412TDSRET tds_submit_query_params(TDSSOCKET * tds, const char *query, TDSPARAMINFO * params, TDSHEADERS * head);
1413TDSRET tds_submit_queryf(TDSSOCKET * tds, const char *queryf, ...);
1414TDSRET tds_submit_prepare(TDSSOCKET * tds, const char *query, const char *id, TDSDYNAMIC ** dyn_out, TDSPARAMINFO * params);
1415TDSRET tds_submit_execdirect(TDSSOCKET * tds, const char *query, TDSPARAMINFO * params, TDSHEADERS * head);
1416TDSRET tds71_submit_prepexec(TDSSOCKET * tds, const char *query, const char *id, TDSDYNAMIC ** dyn_out, TDSPARAMINFO * params);
1417TDSRET tds_submit_execute(TDSSOCKET * tds, TDSDYNAMIC * dyn);
1418TDSRET tds_send_cancel(TDSSOCKET * tds);
1419const char *tds_next_placeholder(const char *start);
1420int tds_count_placeholders(const char *query);
1421int tds_needs_unprepare(TDSCONNECTION * conn, TDSDYNAMIC * dyn);
1422TDSRET tds_deferred_unprepare(TDSCONNECTION * conn, TDSDYNAMIC * dyn);
1423TDSRET tds_submit_unprepare(TDSSOCKET * tds, TDSDYNAMIC * dyn);
1424TDSRET tds_submit_rpc(TDSSOCKET * tds, const char *rpc_name, TDSPARAMINFO * params, TDSHEADERS * head);
1425TDSRET tds_submit_optioncmd(TDSSOCKET * tds, TDS_OPTION_CMD command, TDS_OPTION option, TDS_OPTION_ARG *param, TDS_INT param_size);
1426TDSRET tds_submit_begin_tran(TDSSOCKET *tds);
1427TDSRET tds_submit_rollback(TDSSOCKET *tds, bool cont);
1428TDSRET tds_submit_commit(TDSSOCKET *tds, bool cont);
1429TDSRET tds_disconnect(TDSSOCKET * tds);
1430size_t tds_quote_id(TDSSOCKET * tds, char *buffer, const char *id, ptrdiff_t idlen);
1431size_t tds_quote_id_rpc(TDSSOCKET * tds, char *buffer, const char *id, ptrdiff_t idlen);
1432size_t tds_quote_string(TDSSOCKET * tds, char *buffer, const char *str, ptrdiff_t len);
1433const char *tds_skip_comment(const char *s);
1434const char *tds_skip_quoted(const char *s);
1435size_t tds_fix_column_size(TDSSOCKET * tds, TDSCOLUMN * curcol);
1436const char *tds_convert_string(TDSSOCKET * tds, TDSICONV * char_conv, const char *s, ptrdiff_t len, size_t *out_len);
1437void tds_convert_string_free(const char *original, const char *converted);
1438#if !ENABLE_EXTRA_CHECKS
1439#define tds_convert_string_free(original, converted) \
1440 do { if (original != converted) free((char*) converted); } while(0)
1441#endif
1442TDSRET tds_get_column_declaration(TDSSOCKET * tds, TDSCOLUMN * curcol, char *out);
1443
1444TDSRET tds_cursor_declare(TDSSOCKET * tds, TDSCURSOR * cursor, bool *send);
1445TDSRET tds_cursor_setrows(TDSSOCKET * tds, TDSCURSOR * cursor, bool *send);
1446TDSRET tds_cursor_open(TDSSOCKET * tds, TDSCURSOR * cursor, TDSPARAMINFO *params, bool *send);
1447TDSRET tds_cursor_fetch(TDSSOCKET * tds, TDSCURSOR * cursor, TDS_CURSOR_FETCH fetch_type, TDS_INT i_row);
1448TDSRET tds_cursor_get_cursor_info(TDSSOCKET * tds, TDSCURSOR * cursor, TDS_UINT * row_number, TDS_UINT * row_count);
1449TDSRET tds_cursor_close(TDSSOCKET * tds, TDSCURSOR * cursor);
1450TDSRET tds_cursor_dealloc(TDSSOCKET * tds, TDSCURSOR * cursor);
1451TDSRET tds_deferred_cursor_dealloc(TDSCONNECTION *conn, TDSCURSOR * cursor);
1452TDSRET tds_cursor_update(TDSSOCKET * tds, TDSCURSOR * cursor, TDS_CURSOR_OPERATION op, TDS_INT i_row, TDSPARAMINFO * params);
1453TDSRET tds_cursor_setname(TDSSOCKET * tds, TDSCURSOR * cursor);
1454
1455TDSRET tds_multiple_init(TDSSOCKET *tds, TDSMULTIPLE *multiple, TDS_MULTIPLE_TYPE type, TDSHEADERS * head);
1456TDSRET tds_multiple_done(TDSSOCKET *tds, TDSMULTIPLE *multiple);
1457TDSRET tds_multiple_query(TDSSOCKET *tds, TDSMULTIPLE *multiple, const char *query, TDSPARAMINFO * params);
1458TDSRET tds_multiple_execute(TDSSOCKET *tds, TDSMULTIPLE *multiple, TDSDYNAMIC * dyn);
1459
1460
1461/* token.c */
1462TDSRET tds_process_cancel(TDSSOCKET * tds);
1463TDSRET tds_process_login_tokens(TDSSOCKET * tds);
1464TDSRET tds_process_simple_query(TDSSOCKET * tds);
1465int tds5_send_optioncmd(TDSSOCKET * tds, TDS_OPTION_CMD tds_command, TDS_OPTION tds_option, TDS_OPTION_ARG * tds_argument,
1466 TDS_INT * tds_argsize);
1467TDSRET tds_process_tokens(TDSSOCKET * tds, /*@out@*/ TDS_INT * result_type, /*@out@*/ int *done_flags, unsigned flag);
1468
1469
1470/* data.c */
1471void tds_set_param_type(TDSCONNECTION * conn, TDSCOLUMN * curcol, TDS_SERVER_TYPE type);
1472void tds_set_column_type(TDSCONNECTION * conn, TDSCOLUMN * curcol, TDS_SERVER_TYPE type);
1473#ifdef WORDS_BIGENDIAN
1474void tds_swap_datatype(int coltype, void *b);
1475#endif
1476
1477
1478/* tds_convert.c */
1479TDSRET tds_datecrack(TDS_INT datetype, const void *di, TDSDATEREC * dr);
1480TDS_SERVER_TYPE tds_get_conversion_type(TDS_SERVER_TYPE srctype, int colsize);
1481extern const char tds_hex_digits[];
1482
1483
1484/* write.c */
1485int tds_init_write_buf(TDSSOCKET * tds);
1486int tds_put_n(TDSSOCKET * tds, const void *buf, size_t n);
1487int tds_put_string(TDSSOCKET * tds, const char *buf, int len);
1488int tds_put_int(TDSSOCKET * tds, TDS_INT i);
1489int tds_put_int8(TDSSOCKET * tds, TDS_INT8 i);
1490int tds_put_smallint(TDSSOCKET * tds, TDS_SMALLINT si);
1492#define tds_put_tinyint(tds, ti) tds_put_byte(tds,ti)
1493int tds_put_byte(TDSSOCKET * tds, unsigned char c);
1494TDSRET tds_flush_packet(TDSSOCKET * tds);
1495
1496
1497/* read.c */
1498unsigned char tds_get_byte(TDSSOCKET * tds);
1499void tds_unget_byte(TDSSOCKET * tds);
1500unsigned char tds_peek(TDSSOCKET * tds);
1501TDS_USMALLINT tds_get_usmallint(TDSSOCKET * tds);
1502#define tds_get_smallint(tds) ((TDS_SMALLINT) tds_get_usmallint(tds))
1503TDS_UINT tds_get_uint(TDSSOCKET * tds);
1504#define tds_get_int(tds) ((TDS_INT) tds_get_uint(tds))
1505TDS_UINT8 tds_get_uint8(TDSSOCKET * tds);
1506#define tds_get_int8(tds) ((TDS_INT8) tds_get_uint8(tds))
1507size_t tds_get_string(TDSSOCKET * tds, size_t string_len, char *dest, size_t dest_size);
1508TDSRET tds_get_char_data(TDSSOCKET * tds, char *dest, size_t wire_size, TDSCOLUMN * curcol);
1509bool tds_get_n(TDSSOCKET * tds, /*@out@*/ /*@null@*/ void *dest, size_t n);
1510int tds_get_size_by_type(TDS_SERVER_TYPE servertype);
1511 DSTR* tds_dstr_get(TDSSOCKET * tds, DSTR * s, size_t len);
1512
1513
1514/* util.c */
1515int tdserror (const TDSCONTEXT * tds_ctx, TDSSOCKET * tds, int msgno, int errnum);
1516 TDS_STATE tds_set_state(TDSSOCKET * tds, TDS_STATE state);
1517void tds_swap_bytes(void *buf, size_t bytes);
1518unsigned int tds_gettime_ms(void);
1519
1520
1521/* log.c */
1522 typedef struct tdsdump_off_item {
1523 struct tdsdump_off_item *next;
1524 tds_thread_id thread_id;
1525} TDSDUMP_OFF_ITEM;
1526void tdsdump_off(TDSDUMP_OFF_ITEM *off_item);
1527void tdsdump_on(TDSDUMP_OFF_ITEM *off_item);
1528int tdsdump_isopen(void);
1529#include <freetds/popvis.h>
1530/* This function is exported by DB-Library, do not change its ABI */
1531int tdsdump_open(const char *filename);
1532#ifdef _WIN32
1533int tdsdump_wopen(const wchar_t *filename);
1534#define tdsdump_topen tdsdump_wopen
1535#else
1536#define tdsdump_topen tdsdump_open
1537#endif
1538#include <freetds/pushvis.h>
1539void tdsdump_close(void);
1540void tdsdump_dump_buf_impl(const char* file, unsigned int level_line, const char *msg, const void *buf, size_t length);
1541void tdsdump_col(const TDSCOLUMN *col);
1542void tdsdump_log_impl(const char* file, unsigned int level_line, const char *fmt, ...)
1543#if defined(__GNUC__) && __GNUC__ >= 2
1544#if defined(__MINGW32__)
1545 __attribute__ ((__format__ (ms_printf, 3, 4)))
1546#else
1547 __attribute__ ((__format__ (__printf__, 3, 4)))
1548#endif
1549#endif
1550;
1551#if defined(__STDC_VERSION__) && __STDC_VERSION__ >= 199901L
1552/* If available use C99 and __VA_ARGS__ */
1553#define tdsdump_log(...) do { \
1554 if (TDS_UNLIKELY(tds_write_dump)) tdsdump_log_impl(__VA_ARGS__); \
1555} while(0)
1556#define tdsdump_dump_buf(...) do { \
1557 if (TDS_UNLIKELY(tds_write_dump)) tdsdump_dump_buf_impl(__VA_ARGS__); \
1558} while(0)
1559#else
1560#define tdsdump_log if (!TDS_UNLIKELY(tds_write_dump)) {} else tdsdump_log_impl
1561#define tdsdump_dump_buf if (!TDS_UNLIKELY(tds_write_dump)) {} else tdsdump_dump_buf_impl
1562#endif
1563
1564extern bool tds_write_dump;
1565extern int tds_debug_flags;
1566extern int tds_append_mode;
1567
1568
1569/* net.c */
1570TDSERRNO tds_open_socket(TDSSOCKET * tds, struct addrinfo *ipaddr, unsigned int port, int timeout, int *p_oserr);
1571void tds_close_socket(TDSSOCKET * tds);
1572int tds7_get_instance_ports(FILE *output, struct addrinfo *addr);
1573int tds7_get_instance_port(struct addrinfo *addr, const char *instance);
1574char *tds_prwsaerror(int erc);
1575void tds_prwsaerror_free(char *s);
1576ptrdiff_t tds_connection_read(TDSSOCKET * tds, unsigned char *buf, size_t buflen);
1577ptrdiff_t tds_connection_write(TDSSOCKET *tds, const unsigned char *buf, size_t buflen, int final);
1578void tds_connection_coalesce(TDSSOCKET *tds);
1579void tds_connection_flush(TDSSOCKET *tds);
1580#define TDSSELREAD POLLIN
1581#define TDSSELWRITE POLLOUT
1582int tds_select(TDSSOCKET * tds, unsigned tds_sel, int timeout_seconds);
1583void tds_connection_close(TDSCONNECTION *conn);
1584ptrdiff_t tds_goodread(TDSSOCKET * tds, unsigned char *buf, size_t buflen);
1585ptrdiff_t tds_goodwrite(TDSSOCKET * tds, const unsigned char *buffer, size_t buflen);
1586int tds_socket_set_nonblocking(TDS_SYS_SOCKET sock);
1587int tds_wakeup_init(TDSPOLLWAKEUP *wakeup);
1588void tds_wakeup_close(TDSPOLLWAKEUP *wakeup);
1589void tds_wakeup_send(TDSPOLLWAKEUP *wakeup, char cancel);
1590inline static TDS_SYS_SOCKET
1591tds_wakeup_get_fd(const TDSPOLLWAKEUP *wakeup)
1592{
1593 return wakeup->s_signaled;
1594}
1595
1596
1597/* packet.c */
1598int tds_read_packet(TDSSOCKET * tds);
1599TDSRET tds_write_packet(TDSSOCKET * tds, unsigned char final);
1600#if ENABLE_ODBC_MARS
1601int tds_append_cancel(TDSSOCKET *tds);
1602TDSRET tds_append_syn(TDSSOCKET *tds);
1603TDSRET tds_append_fin(TDSSOCKET *tds);
1604#else
1605int tds_put_cancel(TDSSOCKET * tds);
1606#endif
1607
1608 typedef struct tds_freeze {
1610 TDSSOCKET *tds;
1612 TDSPACKET *pkt;
1614 unsigned pkt_pos;
1616 unsigned size_len;
1617} TDSFREEZE;
1618
1619void tds_freeze(TDSSOCKET *tds, TDSFREEZE *freeze, unsigned size_len);
1620unsigned int tds_freeze_written(TDSFREEZE *freeze);
1621TDSRET tds_freeze_abort(TDSFREEZE *freeze);
1622TDSRET tds_freeze_close(TDSFREEZE *freeze);
1623TDSRET tds_freeze_close_string(TDSFREEZE *freeze);
1624TDSRET tds_freeze_close_len(TDSFREEZE *freeze, int32_t size);
1625
1626inline static void
1627tds_set_current_send_packet(TDSSOCKET *tds, TDSPACKET *pkt)
1628{
1629 tds->send_packet = pkt;
1630 tds->out_buf = pkt->buf + tds_packet_get_data_start(pkt);
1631}
1632
1633/* Macros to allow some indentation of the packets.
1634 *
1635 * The 3 nested fake loops require some explanation:
1636 * - first is to allows to declare variables;
1637 * - second is to force using brackets;
1638 * - third is to avoids that a break inside will skip the close.
1639 */
1640#define TDS_START_LEN_GENERIC(tds_socket, len) do { \
1641 TDSFREEZE current_freeze[1]; \
1642 tds_freeze((tds_socket), current_freeze, (len)); do { do
1643#define TDS_END_LEN while(0); } while(tds_freeze_close(current_freeze), 0); } while(0);
1644#define TDS_END_LEN_STRING while(0); } while(tds_freeze_close_string(current_freeze), 0); } while(0);
1645
1646#define TDS_START_LEN_TINYINT(tds_socket) TDS_START_LEN_GENERIC(tds_socket, 1)
1647#define TDS_START_LEN_USMALLINT(tds_socket) TDS_START_LEN_GENERIC(tds_socket, 2)
1648#define TDS_START_LEN_UINT(tds_socket) TDS_START_LEN_GENERIC(tds_socket, 4)
1649
1650/* vstrbuild.c */
1651TDSRET tds_vstrbuild(char *buffer, int buflen, int *resultlen, const char *text, int textlen, const char *formats, int formatlen,
1652 va_list ap);
1653
1654
1655/* numeric.c */
1656char *tds_money_to_string(const TDS_MONEY * money, char *s, bool use_2_digits);
1657TDS_INT tds_numeric_to_string(const TDS_NUMERIC * numeric, char *s);
1658TDS_INT tds_numeric_change_prec_scale(TDS_NUMERIC * numeric, unsigned char new_prec, unsigned char new_scale);
1659
1660
1661/* getmac.c */
1662void tds_getmac(TDS_SYS_SOCKET s, unsigned char mac[6]);
1663
1664
1665/* challenge.c */
1666#ifndef HAVE_SSPI
1667 TDSAUTHENTICATION * tds_ntlm_get_auth(TDSSOCKET * tds);
1668 TDSAUTHENTICATION * tds_gss_get_auth(TDSSOCKET * tds);
1669#else
1670 TDSAUTHENTICATION * tds_sspi_get_auth(TDSSOCKET * tds);
1671#endif
1672TDSRET tds5_gss_send(TDSSOCKET *tds);
1673
1674
1675/* random.c */
1676void tds_random_buffer(unsigned char *out, int len);
1677
1678
1679/* sec_negotiate.c */
1680 TDSAUTHENTICATION * tds5_negotiate_get_auth(TDSSOCKET * tds);
1681inline static void
1682tds5_negotiate_set_msg_type(TDSAUTHENTICATION * tds_auth, uint16_t msg_type)
1683{
1684 if (tds_auth)
1685 tds_auth->msg_type = msg_type;
1686}
1687
1688
1689/* bulk.c */
1690
1692 enum tds_bcp_directions
1693{
1694 TDS_BCP_IN = 1,
1695 TDS_BCP_OUT = 2,
1696 TDS_BCP_QUERYOUT = 3
1697};
1698
1699 typedef struct tds5_colinfo
1700{
1701 TDS_TINYINT type;
1702 TDS_TINYINT status;
1703 TDS_SMALLINT offset;
1704 TDS_INT length;
1705 bool dflt;
1706
1707 TDS_INT dflt_size;
1708 TDS_UCHAR* dflt_value;
1709} TDS5COLINFO;
1710
1711 struct tds_bcpinfo
1712{
1713 void *parent;
1714 DSTR hint;
1715 DSTR tablename;
1716 TDS_CHAR *insert_stmt;
1717 TDS_INT direction;
1718 bool identity_insert_on;
1719 bool xfer_init;
1720 bool datarows_locking;
1721 TDS_INT bind_count;
1722 TDSRESULTINFO *bindinfo;
1723 TDS5COLINFO *sybase_colinfo;
1724 TDS_INT sybase_count;
1725 bool with_triggers;
1726};
1727
1728TDSRET tds_bcp_init(TDSSOCKET *tds, TDSBCPINFO *bcpinfo);
1729typedef TDSRET (*tds_bcp_get_col_data) (TDSBCPINFO *bulk, TDSCOLUMN *bcpcol, int offset);
1730typedef void (*tds_bcp_null_error) (TDSBCPINFO *bulk, int index, int offset);
1731TDSRET tds_bcp_send_record(TDSSOCKET *tds, TDSBCPINFO *bcpinfo, tds_bcp_get_col_data get_col_data, tds_bcp_null_error null_error, int offset);
1732TDSRET tds_bcp_done(TDSSOCKET *tds, int *rows_copied);
1733TDSRET tds_bcp_start(TDSSOCKET *tds, TDSBCPINFO *bcpinfo);
1734TDSRET tds_bcp_start_copy_in(TDSSOCKET *tds, TDSBCPINFO *bcpinfo);
1735
1736TDSRET tds_bcp_fread(TDSSOCKET * tds, TDSICONV * conv, FILE * stream,
1737 const char *terminator, size_t term_len, char **outbuf, size_t * outbytes);
1738
1739TDSRET tds_writetext_start(TDSSOCKET *tds, const char *objname, const char *textptr, const char *timestamp, int with_log, TDS_UINT size);
1740TDSRET tds_writetext_continue(TDSSOCKET *tds, const TDS_UCHAR *text, TDS_UINT size);
1741TDSRET tds_writetext_end(TDSSOCKET *tds);
1742
1743
1744inline static bool
1745tds_capability_enabled(const TDS_CAPABILITY_TYPE *cap, unsigned cap_num)
1746{
1747 return (cap->values[sizeof(cap->values)-1-(cap_num>>3)] >> (cap_num&7)) & 1;
1748}
1749#define tds_capability_has_req(conn, cap) \
1750 tds_capability_enabled(&conn->capabilities.types[0], cap)
1751#define tds_capability_has_res(conn, cap) \
1752 tds_capability_enabled(&conn->capabilities.types[1], cap)
1753
1754#define IS_TDS42(x) (x->tds_version==0x402)
1755#define IS_TDS46(x) (x->tds_version==0x406)
1756#define IS_TDS50(x) (x->tds_version==0x500)
1757#define IS_TDS70(x) (x->tds_version==0x700)
1758#define IS_TDS71(x) (x->tds_version==0x701)
1759#define IS_TDS72(x) (x->tds_version==0x702)
1760#define IS_TDS73(x) (x->tds_version==0x703)
1761
1762#define IS_TDS50_PLUS(x) ((x)->tds_version>=0x500)
1763#define IS_TDS7_PLUS(x) ((x)->tds_version>=0x700)
1764#define IS_TDS71_PLUS(x) ((x)->tds_version>=0x701)
1765#define IS_TDS72_PLUS(x) ((x)->tds_version>=0x702)
1766#define IS_TDS73_PLUS(x) ((x)->tds_version>=0x703)
1767#define IS_TDS74_PLUS(x) ((x)->tds_version>=0x704)
1768#define IS_TDS80_PLUS(x) ((x)->tds_version>=0x800)
1769
1770#define TDS_MAJOR(x) ((x)->tds_version >> 8)
1771#define TDS_MINOR(x) ((x)->tds_version & 0xff)
1772
1773#define IS_TDSDEAD(x) (((x) == NULL) || (x)->state == TDS_DEAD)
1774
1776#define TDS_IS_SYBASE(x) (!((x)->conn->product_version & 0x80000000u))
1778#define TDS_IS_MSSQL(x) (((x)->conn->product_version & 0x80000000u)!=0)
1779
1783#define TDS_MS_VER(maj,min,x) (0x80000000u|((maj)<<24)|((min)<<16)|(x))
1784
1785/* TODO test if not similar to ms one*/
1787#define TDS_SYB_VER(maj,min,x) (((maj)<<24)|((min)<<16)|(x)<<8)
1788
1789#ifdef __cplusplus
1790#if 0
1791{
1792#endif
1793}
1794#endif
1795
1796#include <freetds/popvis.h>
1797
1798#define TDS_PUT_INT(tds,v) tds_put_int((tds), ((TDS_INT)(v)))
1799#define TDS_PUT_SMALLINT(tds,v) tds_put_smallint((tds), ((TDS_SMALLINT)(v)))
1800#define TDS_PUT_BYTE(tds,v) tds_put_byte((tds), ((unsigned char)(v)))
1801
1802#endif /* _tdsguard_hfOrWb5znoUCWdBPoNQvqN_ */
tds_iconv_alloc
int tds_iconv_alloc(TDSCONNECTION *conn)
Allocate iconv stuff.
Definition iconv.c:311
tds_write_dump
bool tds_write_dump
Tell if TDS debug logging is turned on or off.
Definition log.c:58
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_numeric_bytes_per_prec
const uint8_t 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:42
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_COMPILETIME_SETTINGS
struct tds_compiletime_settings TDS_COMPILETIME_SETTINGS
A structure to hold all the compile-time settings.
tdsdump_open
int tdsdump_open(const char *filename)
Create and truncate a human readable dump file for the TDS traffic.
Definition log.c:134
TDSVARIANT
struct tds_variant TDSVARIANT
Store variant information.
tdsdump_close
void tdsdump_close(void)
Close the TDS dump log file.
Definition log.c:232
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:219
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:126
TDSDATEREC
struct tdsdaterec TDSDATEREC
Used by tds_datecrack.
tds_get_locale
TDSLOCALE * tds_get_locale(void)
Get locale information.
Definition locale.c:50
TDSENV
struct tds_env TDSENV
Current environment as reported by the server.
TDSBLOB
struct tds_blob TDSBLOB
Information about blobs (e.g.
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_bcp_start_copy_in
TDSRET tds_bcp_start_copy_in(TDSSOCKET *tds, TDSBCPINFO *bcpinfo)
Start bulk copy to server.
Definition bulk.c:1332
tdsdump_dump_buf_impl
void tdsdump_dump_buf_impl(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:318
tds_numeric_to_string
TDS_INT tds_numeric_to_string(const TDS_NUMERIC *numeric, char *s)
Definition numeric.c:96
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
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:1559
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:1490
tds_bcp_start
TDSRET tds_bcp_start(TDSSOCKET *tds, TDSBCPINFO *bcpinfo)
Start sending BCP data to server.
Definition bulk.c:1058
TDSDYNAMIC
struct tds_dynamic TDSDYNAMIC
Holds information for a dynamic (also called prepared) query.
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:241
tds_states
tds_states
values for tds->state
Definition tds.h:784
TDS_PENDING
@ TDS_PENDING
client is waiting for data
Definition tds.h:788
TDS_SENDING
@ TDS_SENDING
client would send data
Definition tds.h:787
TDS_READING
@ TDS_READING
client is reading data
Definition tds.h:789
TDS_WRITING
@ TDS_WRITING
client is writing data
Definition tds.h:786
TDS_IDLE
@ TDS_IDLE
no data expected
Definition tds.h:785
TDS_DEAD
@ TDS_DEAD
no connection
Definition tds.h:790
tdsdump_log_impl
void tdsdump_log_impl(const char *file, unsigned int level_line, const char *fmt,...)
Write a message to the debug log.
Definition log.c:424
tdsdump_col
void tdsdump_col(const TDSCOLUMN *col)
Write a column value to the debug log.
Definition log.c:482
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:1594
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:324
TDS_STATE
enum tds_states TDS_STATE
values for tds->state
tds_writetext_end
TDSRET tds_writetext_end(TDSSOCKET *tds)
Finish sending writetext data.
Definition bulk.c:1611
tds_bcp_init
TDSRET tds_bcp_init(TDSSOCKET *tds, TDSBCPINFO *bcpinfo)
Initialize BCP information.
Definition bulk.c:85
tds_bcp_directions
tds_bcp_directions
bcp direction
Definition tds.h:1693
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:638
tds_bcp_done
TDSRET tds_bcp_done(TDSSOCKET *tds, int *rows_copied)
Tell we finished sending BCP data to server.
Definition bulk.c:1032
TDS_ENCODING
struct tds_encoding TDS_ENCODING
Information relevant to libiconv.
tdsdump_off
void tdsdump_off(TDSDUMP_OFF_ITEM *off_item)
Temporarily turn off logging for current thread.
Definition log.c:81
tdsdump_on
void tdsdump_on(TDSDUMP_OFF_ITEM *off_item)
Turn logging back on for current thread.
Definition log.c:101
TDSCURSOR
struct tds_cursor TDSCURSOR
Holds information about a cursor.
tds_ntlm_get_auth
TDSAUTHENTICATION * tds_ntlm_get_auth(TDSSOCKET *tds)
Build a NTLMSPP packet to send to server.
Definition challenge.c:820
tds_config_verstr
TDS_USMALLINT * tds_config_verstr(const char *tdsver, TDSLOGIN *login)
Set TDS version from given string.
Definition config.c:970
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:1401
tds_lookup_host
struct addrinfo * tds_lookup_host(const char *servername)
Get the IP address for a hostname.
Definition config.c:1039
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:511
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:325
tds_set_interfaces_file_loc
TDSRET tds_set_interfaces_file_loc(const char *interfloc)
Set the full name of interface file.
Definition config.c:1009
tds8_adjust_login
TDSRET tds8_adjust_login(TDSLOGIN *login)
Make sure proper setting are in place for TDS 8.0.
Definition config.c:1486
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_fix_login
void tds_fix_login(TDSLOGIN *login)
Fix configuration after reading it.
Definition config.c:283
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:3278
tds_iconv_from_collate
TDSICONV * tds_iconv_from_collate(TDSCONNECTION *conn, const TDS_UCHAR collate[5])
Get iconv information from a LCID (to support different column encoding under MSSQL2K)
Definition iconv.c:1293
tds_alloc_row
TDSRET tds_alloc_row(TDSRESULTINFO *res_info)
Allocate space for row store return NULL on out of memory.
Definition mem.c:534
tds_detach_results
void tds_detach_results(TDSRESULTINFO *info)
Detach result info from it current socket.
Definition mem.c:498
tds_alloc_param_result
TDSPARAMINFO * tds_alloc_param_result(TDSPARAMINFO *old_param)
Adds a output parameter to TDSPARAMINFO.
Definition mem.c:285
tds_alloc_param_data
void * tds_alloc_param_data(TDSCOLUMN *curparam)
Allocate data for a parameter.
Definition mem.c:374
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:809
tds_free_param_result
void tds_free_param_result(TDSPARAMINFO *param_info)
Delete latest parameter.
Definition mem.c:321
tds_alloc_dynamic
TDSDYNAMIC * tds_alloc_dynamic(TDSCONNECTION *conn, const char *id)
Allocate a dynamic statement.
Definition mem.c:161
tds_realloc
void * tds_realloc(void **pp, size_t new_size)
Reallocate a pointer and update it if success.
Definition mem.c:1918
tds_free_input_params
void tds_free_input_params(TDSDYNAMIC *dyn)
Frees all allocated input parameters of a dynamic statement.
Definition mem.c:207
tds_release_dynamic
void tds_release_dynamic(TDSDYNAMIC **dyn)
Frees dynamic statement.
Definition mem.c:254
tds_needs_unprepare
int tds_needs_unprepare(TDSCONNECTION *conn, TDSDYNAMIC *dyn)
Check if dynamic request must be unprepared.
Definition query.c:1816
tds_skip_quoted
const char * tds_skip_quoted(const char *s)
Skip quoting string (like 'sfsf', "dflkdj" or [dfkjd])
Definition query.c:514
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:1469
tds_start_query
void tds_start_query(TDSSOCKET *tds, unsigned char packet_type)
Start query packet of a given type.
Definition query.c:329
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:2085
tds_quote_id
size_t tds_quote_id(TDSSOCKET *tds, char *buffer, const char *id, ptrdiff_t idlen)
Quote an id.
Definition query.c:2227
tds_submit_execute
TDSRET tds_submit_execute(TDSSOCKET *tds, TDSDYNAMIC *dyn)
Sends a previously prepared dynamic statement to the server.
Definition query.c:1694
tds_convert_string
const char * tds_convert_string(TDSSOCKET *tds, TDSICONV *char_conv, const char *s, ptrdiff_t len, size_t *out_len)
Convert a string in an allocated buffer.
Definition query.c:121
tds_quote_string
size_t tds_quote_string(TDSSOCKET *tds TDS_UNUSED, char *buffer, const char *str, ptrdiff_t len)
Quote a string.
Definition query.c:2297
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:737
tds_deferred_cursor_dealloc
TDSRET tds_deferred_cursor_dealloc(TDSCONNECTION *conn, TDSCURSOR *cursor)
Deallocate cursor on idle.
Definition query.c:3114
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:207
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:1993
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:1192
tds_fix_column_size
size_t tds_fix_column_size(TDSSOCKET *tds TDS_UNUSED, TDSCOLUMN *curcol)
Get column size for wire.
Definition query.c:1559
tds_submit_begin_tran
TDSRET tds_submit_begin_tran(TDSSOCKET *tds)
Send a rollback request.
Definition query.c:3722
tds_submit_commit
TDSRET tds_submit_commit(TDSSOCKET *tds, bool cont)
Send a commit request.
Definition query.c:3781
tds_submit_rollback
TDSRET tds_submit_rollback(TDSSOCKET *tds, bool cont)
Send a rollback request.
Definition query.c:3750
tds_next_placeholder
const char * tds_next_placeholder(const char *start)
Get position of next placeholder.
Definition query.c:534
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:347
tds_deferred_unprepare
TDSRET tds_deferred_unprepare(TDSCONNECTION *conn, TDSDYNAMIC *dyn)
Unprepare dynamic on idle.
Definition query.c:1838
tds_count_placeholders
int tds_count_placeholders(const char *query)
Count the number of placeholders ('?') in a query.
Definition query.c:570
tds_cursor_dealloc
TDSRET tds_cursor_dealloc(TDSSOCKET *tds, TDSCURSOR *cursor)
Send a deallocation request to server.
Definition query.c:3063
tds_skip_comment
const char * tds_skip_comment(const char *s)
Skip a comment in a query.
Definition query.c:489
tds_submit_queryf
TDSRET tds_submit_queryf(TDSSOCKET *tds, const char *queryf,...)
Format and submit a query.
Definition query.c:466
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:1324
tds_set_cur_dyn
void tds_set_cur_dyn(TDSSOCKET *tds, TDSDYNAMIC *dyn)
Set current dynamic.
Definition query.c:189
tds_quote_id_rpc
size_t tds_quote_id_rpc(TDSSOCKET *tds, char *buffer, const char *id, ptrdiff_t idlen)
Quote an id for a RPC call.
Definition query.c:2272
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:3446
tds_submit_unprepare
TDSRET tds_submit_unprepare(TDSSOCKET *tds, TDSDYNAMIC *dyn)
Send a unprepare request for a prepared query.
Definition query.c:1861
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:295
tds_freeze_close_string
TDSRET tds_freeze_close_string(TDSFREEZE *freeze)
Stop keeping data for this specific freeze.
Definition packet.c:1017
tds_get_byte
unsigned char tds_get_byte(TDSSOCKET *tds)
Return a single byte from the input buffer.
Definition read.c:72
tds_freeze_written
unsigned int tds_freeze_written(TDSFREEZE *freeze)
Compute how many bytes has been written from freeze.
Definition packet.c:940
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_peek
unsigned char tds_peek(TDSSOCKET *tds)
Reads a byte from the TDS stream without removing it.
Definition read.c:100
tds_freeze_close_len
TDSRET tds_freeze_close_len(TDSFREEZE *freeze, int32_t size)
Stop keeping data for this specific freeze.
Definition packet.c:1055
tds_socket_set_nonblocking
int tds_socket_set_nonblocking(TDS_SYS_SOCKET sock)
Set socket to non-blocking.
Definition net.c:145
tds_close_socket
void tds_close_socket(TDSSOCKET *tds)
Close current socket.
Definition net.c:527
tds_read_packet
int tds_read_packet(TDSSOCKET *tds)
Read in one 'packet' from the server.
Definition packet.c:519
tds_flush_packet
TDSRET tds_flush_packet(TDSSOCKET *tds)
Flush packet to server.
Definition write.c:212
tds_freeze_close
TDSRET tds_freeze_close(TDSFREEZE *freeze)
Stop keeping data for this specific freeze.
Definition packet.c:1001
tds_freeze_abort
TDSRET tds_freeze_abort(TDSFREEZE *freeze)
Discard all data written after the freeze.
Definition packet.c:966
tds_get_uint8
TDS_UINT8 tds_get_uint8(TDSSOCKET *tds)
Get an uint64 from the server.
Definition read.c:138
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:193
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:164
tds7_get_instance_ports
int tds7_get_instance_ports(FILE *output, struct addrinfo *addr)
Get port of all instances.
Definition net.c:1102
tds_get_uint
TDS_UINT tds_get_uint(TDSSOCKET *tds)
Get an uint32 from the server.
Definition read.c:125
tds_goodread
ptrdiff_t tds_goodread(TDSSOCKET *tds, unsigned char *buf, size_t buflen)
Loops until we have received some characters return -1 on failure.
Definition net.c:908
tds7_get_instance_port
int tds7_get_instance_port(struct addrinfo *addr, const char *instance)
Get port of given instance.
Definition net.c:1239
tds_get_usmallint
TDS_USMALLINT tds_get_usmallint(TDSSOCKET *tds)
Get an uint16 from the server.
Definition read.c:112
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_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:589
tds_goodwrite
ptrdiff_t tds_goodwrite(TDSSOCKET *tds, const unsigned char *buffer, size_t buflen)
Definition net.c:980
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:229
tds_prtype
const char * tds_prtype(int token)
Returns string representation of the given type.
Definition token.c:3035
tds_lookup_dynamic
TDSDYNAMIC * tds_lookup_dynamic(TDSCONNECTION *conn, const char *id)
Finds a dynamic given string id.
Definition token.c:2590
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:415
tds_process_tokens
TDSRET tds_process_tokens(TDSSOCKET *tds, TDS_INT *result_type, int *done_flags, unsigned flag)
process all streams.
Definition token.c:535
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:885
tds_process_cancel
TDSRET tds_process_cancel(TDSSOCKET *tds)
Definition token.c:2557
tdsiconvinfo
Definition iconv.h:98
tdsnumeric
Definition proto.h:26
tdsmoney
Definition proto.h:39
tds_compiletime_settings
A structure to hold all the compile-time settings.
Definition tds.h:84
TDS_DATETIMEALL
This structure is not directly connected to TDS protocol but keeps any DATE/TIME information.
Definition tds.h:146
TDS_DATETIMEALL::date
TDS_INT date
date, 0 = 1900-01-01
Definition tds.h:148
TDS_DATETIMEALL::offset
TDS_SMALLINT offset
time offset
Definition tds.h:149
TDS_DATETIMEALL::time
TDS_UINT8 time
time, 7 digit precision
Definition tds.h:147
tdsdaterec
Used by tds_datecrack.
Definition tds.h:159
tdsdaterec::dayofyear
TDS_INT dayofyear
day of year (1-366)
Definition tds.h:164
tdsdaterec::weekday
TDS_INT weekday
day of week (0-6, 0 = sunday)
Definition tds.h:165
tdsdaterec::year
TDS_INT year
year
Definition tds.h:160
tdsdaterec::timezone
TDS_INT timezone
-840 - 840 minutes from UTC
Definition tds.h:170
tdsdaterec::minute
TDS_INT minute
0-59
Definition tds.h:167
tdsdaterec::day
TDS_INT day
day of month (1-31)
Definition tds.h:163
tdsdaterec::decimicrosecond
TDS_INT decimicrosecond
0-9999999
Definition tds.h:169
tdsdaterec::second
TDS_INT second
0-59
Definition tds.h:168
tdsdaterec::quarter
TDS_INT quarter
quarter (0-3)
Definition tds.h:161
tdsdaterec::hour
TDS_INT hour
0-23
Definition tds.h:166
tdsdaterec::month
TDS_INT month
month number (0-11)
Definition tds.h:162
tds_option_arg
Definition tds.h:306
tds_align_struct
Definition tds.h:481
tds_capability_type
Definition tds.h:490
tds_capabilities
Definition tds.h:497
tds_login
Definition tds.h:503
tds_login::crlfile
DSTR crlfile
certificate revocation file
Definition tds.h:517
tds_login::server_realm_name
DSTR server_realm_name
server realm name (in freetds.conf)
Definition tds.h:513
tds_login::user_name
DSTR user_name
account for login
Definition tds.h:522
tds_login::password
DSTR password
password of account login
Definition tds.h:523
tds_login::db_filename
DSTR db_filename
database filename to attach (MSSQL)
Definition tds.h:515
tds_login::certificate_host_name
DSTR certificate_host_name
certificate hostname to check, if empty use server_host_name
Definition tds.h:518
tds_login::server_name
DSTR server_name
server name (in freetds.conf)
Definition tds.h:504
tds_login::ip_addrs
struct addrinfo * ip_addrs
ip(s) of server
Definition tds.h:534
tds_login::server_charset
DSTR server_charset
charset of server e.g.
Definition tds.h:509
tds_login::tds_version
TDS_USMALLINT tds_version
TDS version.
Definition tds.h:506
tds_login::new_password
DSTR new_password
new password to set (TDS 7.2+)
Definition tds.h:524
tds_login::bulk_copy
uint8_t bulk_copy
if bulk copy should be enabled
Definition tds.h:544
tds_login::cafile
DSTR cafile
certificate authorities file
Definition tds.h:516
tds_login::server_spn
DSTR server_spn
server SPN (in freetds.conf)
Definition tds.h:514
tds_login::port
int port
port of database service
Definition tds.h:505
tds_login::gnutls_ciphers
DSTR gnutls_ciphers
gnutls ciphers to use
Definition tds.h:520
tds_headers
Definition tds.h:565
tds_locale
Definition tds.h:573
tds_blob
Information about blobs (e.g.
Definition tds.h:586
tds_variant
Store variant information.
Definition tds.h:597
tds_encoding
Information relevant to libiconv.
Definition tds.h:611
tds_encoding::name
const char * name
name of the encoding (ie UTF-8)
Definition tds.h:613
tds_encoding::canonic
unsigned char canonic
internal numeric index into array of all encodings
Definition tds.h:617
tds_bcpcoldata
Definition tds.h:621
tds_column_funcs
Definition tds.h:636
tds_column_funcs::put_data
tds_func_put_data * put_data
Send column data to server.
Definition tds.h:655
tds_column_funcs::put_info
tds_func_put_info * put_info
Send metadata column information to server.
Definition tds.h:645
tds_column
Metadata about columns in regular and compute rows.
Definition tds.h:682
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:756
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:694
tds_column::column_size
TDS_INT column_size
maximun size of data.
Definition tds.h:687
tds_column::column_prec
TDS_TINYINT column_prec
precision for decimal/numeric
Definition tds.h:696
tds_column::column_type
TDS_SERVER_TYPE column_type
This type can be different from wire type because conversion (e.g.
Definition tds.h:689
tds_column::char_conv
TDSICONV * char_conv
refers to previously allocated iconv information
Definition tds.h:705
tds_column::column_scale
TDS_TINYINT column_scale
scale for decimal/numeric
Definition tds.h:697
tds_column::column_cur_size
TDS_INT column_cur_size
size written in variable (ie: char, text, binary).
Definition tds.h:731
tds_result_info
Hold information for any results.
Definition tds.h:764
tds_message
Definition tds.h:871
tds_upd_col
Definition tds.h:887
tds_cursor_status
Definition tds.h:901
tds_cursor
Holds information about a cursor.
Definition tds.h:932
tds_cursor::options
TDS_TINYINT options
read only|updatable TODO use it
Definition tds.h:937
tds_cursor::defer_close
bool defer_close
true if cursor was marker to be closed when connection is idle
Definition tds.h:941
tds_cursor::ref_count
TDS_INT ref_count
reference counter so client can retain safely a pointer
Definition tds.h:934
tds_cursor::cursor_id
TDS_INT cursor_id
cursor id returned by the server after cursor declare
Definition tds.h:936
tds_cursor::cursor_rows
TDS_INT cursor_rows
< number of updatable columns
Definition tds.h:946
tds_cursor::next
struct tds_cursor * next
next in linked list, keep first
Definition tds.h:933
tds_cursor::type
TDS_INT type
row fetched from this cursor
Definition tds.h:951
tds_cursor::status
TDS_CURSOR_STATUS status
cursor parameter
Definition tds.h:948
tds_cursor::query
char * query
SQL query.
Definition tds.h:942
tds_cursor::cursor_name
char * cursor_name
name of the cursor
Definition tds.h:935
tds_env
Current environment as reported by the server.
Definition tds.h:959
tds_env::charset
char * charset
character set encoding
Definition tds.h:964
tds_env::block_size
int block_size
packet size (512-65535)
Definition tds.h:961
tds_env::database
char * database
database name
Definition tds.h:966
tds_dynamic
Holds information for a dynamic (also called prepared) query.
Definition tds.h:973
tds_dynamic::query
char * query
saved query, we need to know original query if prepare is impossible
Definition tds.h:1005
tds_dynamic::ref_count
TDS_INT ref_count
reference counter so client can retain safely a pointer
Definition tds.h:975
tds_dynamic::emulated
bool emulated
this dynamic query cannot be prepared so libTDS have to construct a simple query.
Definition tds.h:989
tds_dynamic::defer_close
bool defer_close
true if dynamic was marker to be closed when connection is idle
Definition tds.h:993
tds_dynamic::res_info
TDSPARAMINFO * res_info
query results
Definition tds.h:995
tds_dynamic::params
TDSPARAMINFO * params
query parameters.
Definition tds.h:1003
tds_dynamic::next
struct tds_dynamic * next
next in linked list, keep first
Definition tds.h:974
tds_dynamic::num_id
TDS_INT num_id
numeric id for mssql7+
Definition tds.h:977
tds_multiple
Definition tds.h:1015
tds_context
Definition tds.h:1026
tds_authentication
Definition tds.h:1044
tds_packet
Definition tds.h:1054
tds_packet::data_len
unsigned data_len
data length, this does not account SMP header, only TDS part
Definition tds.h:1068
tds_poll_wakeup
Definition tds.h:1082
tds_connection
Definition tds.h:1088
tds_connection::env
TDSENV env
environment is shared between all sessions
Definition tds.h:1099
tds_connection::unicharsize
uint8_t unicharsize
Ratio between bytes allocated for a UNICHAR type and type length (Sybase).
Definition tds.h:1156
tds_connection::cursors
TDSCURSOR * cursors
linked list of cursors allocated for this connection contains only cursors allocated on the server
Definition tds.h:1105
tds_connection::s
TDS_SYS_SOCKET s
tcp socket, INVALID_SOCKET if not connected
Definition tds.h:1094
tds_connection::product_version
TDS_UINT product_version
version of product (Sybase/MS and full version)
Definition tds.h:1091
tds_connection::pending_close
uint8_t pending_close
true is connection has pending closing (cursors or dynamic)
Definition tds.h:1121
tds_connection::dyns
TDSDYNAMIC * dyns
list of dynamic allocated for this connection contains only dynamic allocated on the server
Definition tds.h:1110
tds_connection::ncharsize
uint8_t ncharsize
Ratio between bytes allocated for a NCHAR type and type length (Sybase).
Definition tds.h:1149
tds_socket
Information for a server connection.
Definition tds.h:1174
tds_socket::login
TDSLOGIN * login
config for login stuff.
Definition tds.h:1269
tds_socket::in_len
unsigned in_len
input buffer length
Definition tds.h:1205
tds_socket::frozen_packets
TDSPACKET * frozen_packets
list of packets frozen, points to first one.
Definition tds.h:1214
tds_socket::send_packet
TDSPACKET * send_packet
packet we are preparing to send
Definition tds.h:1242
tds_socket::in_buf
unsigned char * in_buf
Input buffer.
Definition tds.h:1188
tds_socket::ret_status
TDS_INT ret_status
return status from store procedure
Definition tds.h:1261
tds_socket::out_pos
unsigned out_pos
current position in out_buf
Definition tds.h:1204
tds_socket::current_results
TDSRESULTINFO * current_results
Current query information.
Definition tds.h:1249
tds_socket::out_buf_max
unsigned out_buf_max
Maximum size of packet pointed by out_buf.
Definition tds.h:1202
tds_socket::in_flag
unsigned char in_flag
input buffer type
Definition tds.h:1206
tds_socket::rows_affected
TDS_INT8 rows_affected
rows updated/deleted/inserted/selected, TDS_NO_COUNT if not valid
Definition tds.h:1265
tds_socket::out_flag
unsigned char out_flag
output buffer type
Definition tds.h:1207
tds_socket::in_pos
unsigned in_pos
current position in in_buf
Definition tds.h:1203
tds_socket::cur_cursor
TDSCURSOR * cur_cursor
cursor in use
Definition tds.h:1254
tds_socket::in_row
bool in_row
true if we are getting rows
Definition tds.h:1257
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:1255
tds_socket::has_status
bool has_status
true is ret_status is valid
Definition tds.h:1256
tds_socket::out_buf
unsigned char * out_buf
Output buffer.
Definition tds.h:1196
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:1259
tds_socket::cur_dyn
TDSDYNAMIC * cur_dyn
dynamic structure in use
Definition tds.h:1267
tds_tvp_row
Definition tds.h:1286
tds_tvp
Definition tds.h:1292
tdsdump_off_item
Definition tds.h:1522
tds_freeze
Definition tds.h:1608
tds_freeze::tds
TDSSOCKET * tds
which socket we refer to
Definition tds.h:1610
tds_freeze::pkt_pos
unsigned pkt_pos
position in pkt
Definition tds.h:1614
tds_freeze::size_len
unsigned size_len
length size (0, 1, 2 or 4)
Definition tds.h:1616
tds_freeze::pkt
TDSPACKET * pkt
first packet frozen
Definition tds.h:1612
tds5_colinfo
Definition tds.h:1700
tds_bcpinfo
Definition tds.h:1712
tds_condition
Definition thread.h:281
tds_dstr
Structure to hold a string.
Definition string.h:37