FreeTDS API

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 _tds_h_
22 #define _tds_h_
23
24 #include <stdarg.h>
25 #include <stdio.h>
26 #include <time.h>
27
28 #ifdef HAVE_STDDEF_H
29 #include <stddef.h>
30 #endif
31
32 #if HAVE_NETDB_H
33 #include <netdb.h>
34 #endif /* HAVE_NETDB_H */
35
36 #if HAVE_NETINET_IN_H
37 #include <netinet/in.h>
38 #endif /* HAVE_NET_INET_IN_H */
39 #if HAVE_ARPA_INET_H
40 #include <arpa/inet.h>
41 #endif /* HAVE_ARPA_INET_H */
42
43 /* forward declaration */
44 typedef struct tdsiconvinfo TDSICONV;
45 typedef struct tds_connection TDSCONNECTION;
46 typedef struct tds_socket TDSSOCKET;
47 typedef struct tds_column TDSCOLUMN;
48 typedef struct tds_bcpinfo TDSBCPINFO;
49
50 #include <freetds/version.h>
51 #include "tds_sysdep_public.h"
52 #include <freetds/sysdep_private.h>
53 #include <freetds/thread.h>
54 #include <freetds/bool.h>
55 #include "replacements.h"
56
57 #include <freetds/pushvis.h>
58
59 #ifdef __cplusplus
60 extern "C"
61 {
62 #if 0
63 }
64 #endif
65 #endif
66
72 typedef struct tds_compiletime_settings
73 {
74 const char *freetds_version; /* release version of FreeTDS */
75 const char *sysconfdir; /* location of freetds.conf */
76 const char *last_update; /* latest software_version date among the modules */
77 int msdblib; /* for MS style dblib */
78 int sybase_compat; /* enable increased Open Client binary compatibility */
79 int threadsafe; /* compile for thread safety default=no */
80 int libiconv; /* search for libiconv in DIR/include and DIR/lib */
81 const char *tdsver; /* TDS protocol version (4.2/4.6/5.0/7.0/7.1) 5.0 */
82 int iodbc; /* build odbc driver against iODBC in DIR */
83 int unixodbc; /* build odbc driver against unixODBC in DIR */
84 int openssl; /* build against OpenSSL */
85 int gnutls; /* build against GnuTLS */
86 int mars; /* MARS enabled */
87 } TDS_COMPILETIME_SETTINGS;
88
94 typedef struct tds_dstr {
95 size_t dstr_size;
96 char dstr_s[1];
97 } *DSTR;
98
114 /*
115 * All references to data that touch the wire should use the following typedefs.
116 *
117 * If you have problems on 64-bit machines and the code is
118 * using a native datatype, please change it to use
119 * these. (In the TDS layer only, the API layers have their
120 * own typedefs which equate to these).
121 */
122 typedef char TDS_CHAR; /* 8-bit char */
123 typedef unsigned char TDS_UCHAR; /* 8-bit uchar */
124 typedef unsigned char TDS_TINYINT; /* 8-bit unsigned */
125 typedef tds_sysdep_int16_type TDS_SMALLINT; /* 16-bit int */
126 typedef unsigned tds_sysdep_int16_type TDS_USMALLINT; /* 16-bit unsigned */
127 typedef tds_sysdep_int32_type TDS_INT; /* 32-bit int */
128 typedef unsigned tds_sysdep_int32_type TDS_UINT; /* 32-bit unsigned */
129 typedef tds_sysdep_real32_type TDS_REAL; /* 32-bit real */
130 typedef tds_sysdep_real64_type TDS_FLOAT; /* 64-bit real */
131 typedef tds_sysdep_int64_type TDS_INT8; /* 64-bit integer */
132 typedef unsigned tds_sysdep_int64_type TDS_UINT8; /* 64-bit unsigned */
133 typedef tds_sysdep_intptr_type TDS_INTPTR;
134 typedef unsigned tds_sysdep_intptr_type TDS_UINTPTR;
135
136 #include <freetds/proto.h>
137
138 #define TDS_INVALID_TYPE ((TDS_SERVER_TYPE) 0)
139
144 typedef struct
145 {
146 TDS_UINT8 time;
147 TDS_INT date;
148 TDS_SMALLINT offset;
149 TDS_USMALLINT time_prec:3;
150 TDS_USMALLINT _tds_reserved:10;
151 TDS_USMALLINT has_time:1;
152 TDS_USMALLINT has_date:1;
153 TDS_USMALLINT has_offset:1;
154 } TDS_DATETIMEALL;
155
157 typedef struct tdsdaterec
158 {
159 TDS_INT year;
160 TDS_INT quarter;
161 TDS_INT month;
162 TDS_INT day;
163 TDS_INT dayofyear;
164 TDS_INT weekday;
165 TDS_INT hour;
166 TDS_INT minute;
167 TDS_INT second;
168 TDS_INT decimicrosecond;
169 TDS_INT timezone;
170 } TDSDATEREC;
171
177 extern const int tds_numeric_bytes_per_prec[];
178
179 typedef int TDSRET;
180 #define TDS_NO_MORE_RESULTS ((TDSRET)1)
181 #define TDS_SUCCESS ((TDSRET)0)
182 #define TDS_FAIL ((TDSRET)-1)
183 #define TDS_CANCELLED ((TDSRET)-2)
184 #define TDS_FAILED(rc) ((rc)<0)
185 #define TDS_SUCCEED(rc) ((rc)>=0)
186
187 #define TDS_INT_CONTINUE 1
188 #define TDS_INT_CANCEL 2
189 #define TDS_INT_TIMEOUT 3
190
191
192 #define TDS_NO_COUNT -1
193
194 #define TDS_ROW_RESULT 4040
195 #define TDS_PARAM_RESULT 4042
196 #define TDS_STATUS_RESULT 4043
197 #define TDS_MSG_RESULT 4044
198 #define TDS_COMPUTE_RESULT 4045
199 #define TDS_CMD_DONE 4046
200 #define TDS_CMD_SUCCEED 4047
201 #define TDS_CMD_FAIL 4048
202 #define TDS_ROWFMT_RESULT 4049
203 #define TDS_COMPUTEFMT_RESULT 4050
204 #define TDS_DESCRIBE_RESULT 4051
205 #define TDS_DONE_RESULT 4052
206 #define TDS_DONEPROC_RESULT 4053
207 #define TDS_DONEINPROC_RESULT 4054
208 #define TDS_OTHERS_RESULT 4055
209
210 enum tds_token_results
211 {
212 TDS_TOKEN_RES_OTHERS,
213 TDS_TOKEN_RES_ROWFMT,
214 TDS_TOKEN_RES_COMPUTEFMT,
215 TDS_TOKEN_RES_PARAMFMT,
216 TDS_TOKEN_RES_DONE,
217 TDS_TOKEN_RES_ROW,
218 TDS_TOKEN_RES_COMPUTE,
219 TDS_TOKEN_RES_PROC,
220 TDS_TOKEN_RES_MSG,
221 TDS_TOKEN_RES_ENV,
222 };
223
224 #define TDS_TOKEN_FLAG(flag) TDS_RETURN_##flag = (1 << (TDS_TOKEN_RES_##flag*2)), TDS_STOPAT_##flag = (2 << (TDS_TOKEN_RES_##flag*2))
225
226 enum tds_token_flags
227 {
228 TDS_HANDLE_ALL = 0,
229 TDS_TOKEN_FLAG(OTHERS),
230 TDS_TOKEN_FLAG(ROWFMT),
231 TDS_TOKEN_FLAG(COMPUTEFMT),
232 TDS_TOKEN_FLAG(PARAMFMT),
233 TDS_TOKEN_FLAG(DONE),
234 TDS_TOKEN_FLAG(ROW),
235 TDS_TOKEN_FLAG(COMPUTE),
236 TDS_TOKEN_FLAG(PROC),
237 TDS_TOKEN_FLAG(MSG),
238 TDS_TOKEN_FLAG(ENV),
239 TDS_TOKEN_RESULTS = TDS_RETURN_ROWFMT|TDS_RETURN_COMPUTEFMT|TDS_RETURN_DONE|TDS_STOPAT_ROW|TDS_STOPAT_COMPUTE|TDS_RETURN_PROC,
240 TDS_TOKEN_TRAILING = TDS_STOPAT_ROWFMT|TDS_STOPAT_COMPUTEFMT|TDS_STOPAT_ROW|TDS_STOPAT_COMPUTE|TDS_STOPAT_MSG|TDS_STOPAT_OTHERS
241 };
242
246 enum tds_end
247 {
248 TDS_DONE_FINAL = 0x00
249 , TDS_DONE_MORE_RESULTS = 0x01
250 , TDS_DONE_ERROR = 0x02
251 , TDS_DONE_INXACT = 0x04
252 , TDS_DONE_PROC = 0x08
253 , TDS_DONE_COUNT = 0x10
254 , TDS_DONE_CANCELLED = 0x20
255 , TDS_DONE_EVENT = 0x40 /* part of an event notification. */
256 , TDS_DONE_SRVERROR = 0x100
258 /* after the above flags, a TDS_DONE packet has a field describing the state of the transaction */
259 , TDS_DONE_NO_TRAN = 0 /* No transaction in effect */
260 , TDS_DONE_TRAN_SUCCEED = 1 /* Transaction completed successfully */
261 , TDS_DONE_TRAN_PROGRESS= 2 /* Transaction in progress */
262 , TDS_DONE_STMT_ABORT = 3 /* A statement aborted */
263 , TDS_DONE_TRAN_ABORT = 4 /* Transaction aborted */
264 };
265
266
267 /*
268 * TDSERRNO is emitted by libtds to the client library's error handler
269 * (which may in turn call the client's error handler).
270 * These match the db-lib msgno, because the same values have the same meaning
271 * in db-lib and ODBC. ct-lib maps them to ct-lib numbers (todo).
272 */
273 typedef enum { TDSEOK = TDS_SUCCESS,
274 TDSEVERDOWN = 100,
275 TDSEICONVIU = 2400,
276 TDSEICONVAVAIL = 2401,
277 TDSEICONVO = 2402,
278 TDSEICONVI = 2403,
279 TDSEICONV2BIG = 2404,
280 TDSEPORTINSTANCE = 2500,
281 TDSESYNC = 20001,
282 TDSEFCON = 20002,
283 TDSETIME = 20003,
284 TDSEREAD = 20004,
285 TDSEWRIT = 20006,
286 TDSESOCK = 20008,
287 TDSECONN = 20009,
288 TDSEMEM = 20010,
289 TDSEINTF = 20012, /* Server name not found in interface file */
290 TDSEUHST = 20013, /* Unknown host machine name. */
291 TDSEPWD = 20014,
292 TDSESEOF = 20017,
293 TDSERPND = 20019,
294 TDSEBTOK = 20020,
295 TDSEOOB = 20022,
296 TDSECLOS = 20056,
297 TDSEUSCT = 20058,
298 TDSEUTDS = 20146,
299 TDSEEUNR = 20185,
300 TDSECAP = 20203,
301 TDSENEG = 20210,
302 TDSEUMSG = 20212,
303 TDSECAPTYP = 20213,
304 TDSECONF = 20214,
305 TDSEBPROBADTYP = 20250,
306 TDSECLOSEIN = 20292
307 } TDSERRNO;
308
309
310 enum {
311 TDS_CUR_ISTAT_UNUSED = 0x00,
312 TDS_CUR_ISTAT_DECLARED = 0x01,
313 TDS_CUR_ISTAT_OPEN = 0x02,
314 TDS_CUR_ISTAT_CLOSED = 0x04,
315 TDS_CUR_ISTAT_RDONLY = 0x08,
316 TDS_CUR_ISTAT_UPDATABLE = 0x10,
317 TDS_CUR_ISTAT_ROWCNT = 0x20,
318 TDS_CUR_ISTAT_DEALLOC = 0x40
319 };
320
321 /* string types */
322 #define TDS_NULLTERM -9
323
324
325 typedef union tds_option_arg
326 {
327 TDS_TINYINT ti;
328 TDS_INT i;
329 TDS_CHAR *c;
330 } TDS_OPTION_ARG;
331
332
333 typedef enum tds_encryption_level {
334 TDS_ENCRYPTION_OFF, TDS_ENCRYPTION_REQUEST, TDS_ENCRYPTION_REQUIRE
335 } TDS_ENCRYPTION_LEVEL;
336
337 #define TDS_ZERO_FREE(x) do {free((x)); (x) = NULL;} while(0)
338 #define TDS_VECTOR_SIZE(x) (sizeof(x)/sizeof(x[0]))
339 #ifdef offsetof
340 #define TDS_OFFSET(str, field) offsetof(str, field)
341 #else
342 #define TDS_OFFSET(str, field) (((char*)&((str*)0)->field)-((char*)0))
343 #endif
344
345 #if defined(__GNUC__) && __GNUC__ >= 3
346 # define TDS_LIKELY(x) __builtin_expect(!!(x), 1)
347 # define TDS_UNLIKELY(x) __builtin_expect(!!(x), 0)
348 #else
349 # define TDS_LIKELY(x) (x)
350 # define TDS_UNLIKELY(x) (x)
351 #endif
352
353 #if ENABLE_EXTRA_CHECKS
354 # if defined(__GNUC__) && __GNUC__ >= 2
355 # define TDS_COMPILE_CHECK(name,check) \
356 extern int name[(check)?1:-1] __attribute__ ((unused))
357 # else
358 # define TDS_COMPILE_CHECK(name,check) \
359 extern int name[(check)?1:-1]
360 # endif
361 # define TDS_EXTRA_CHECK(stmt) stmt
362 #else
363 # define TDS_COMPILE_CHECK(name,check) \
364 extern int disabled_check_##name
365 # define TDS_EXTRA_CHECK(stmt)
366 #endif
367
368 #if ENABLE_EXTRA_CHECKS && defined(__GNUC__) && __GNUC__ >= 4
369 #define TDS_WUR __attribute__ ((__warn_unused_result__))
370 #else
371 #define TDS_WUR
372 #endif
373
374 /*
375 * TODO use system macros for optimization
376 * See mcrypt for reference and linux kernel source for optimization
377 * check if unaligned access and use fast write/read when implemented
378 */
379 #define TDS_BYTE_SWAP16(value) \
380 (((((unsigned short)value)<<8) & 0xFF00) | \
381 ((((unsigned short)value)>>8) & 0x00FF))
382
383 #define TDS_BYTE_SWAP32(value) \
384 (((((unsigned long)value)<<24) & 0xFF000000) | \
385 ((((unsigned long)value)<< 8) & 0x00FF0000) | \
386 ((((unsigned long)value)>> 8) & 0x0000FF00) | \
387 ((((unsigned long)value)>>24) & 0x000000FF))
388
389 #define is_end_token(x) (x==TDS_DONE_TOKEN || \
390 x==TDS_DONEPROC_TOKEN || \
391 x==TDS_DONEINPROC_TOKEN)
392
393 enum {
394 TDS_TYPEFLAG_INVALID = 0,
395 TDS_TYPEFLAG_NULLABLE = 1,
396 TDS_TYPEFLAG_FIXED = 2,
397 TDS_TYPEFLAG_VARIABLE = 4,
398 TDS_TYPEFLAG_COLLATE = 8,
399 TDS_TYPEFLAG_ASCII = 16,
400 TDS_TYPEFLAG_UNICODE = 32,
401 TDS_TYPEFLAG_NUMERIC = 64,
402 TDS_TYPEFLAG_DATETIME = 128,
403 };
404
405 extern const unsigned char tds_type_flags_ms[256];
406 #if 0
407 extern const unsigned char tds_type_flags_syb[256];
408 extern const char *const tds_type_names[256];
409 #endif
410
411 #define is_fixed_type(x) ((tds_type_flags_ms[x] & TDS_TYPEFLAG_FIXED) != 0)
412 #define is_nullable_type(x) ((tds_type_flags_ms[x] & TDS_TYPEFLAG_NULLABLE) != 0)
413 #define is_variable_type(x) ((tds_type_flags_ms[x] & TDS_TYPEFLAG_VARIABLE) != 0)
414
415
416 #define is_blob_type(x) ((x)==SYBTEXT || (x)==SYBIMAGE || (x)==SYBNTEXT)
417 #define is_blob_col(x) ((x)->column_varint_size > 2)
418 /* large type means it has a two byte size field */
419 /* define is_large_type(x) (x>128) */
420 #define is_numeric_type(x) ((x)==SYBNUMERIC || (x)==SYBDECIMAL)
421
422 #define is_datetime_type(x) ((tds_type_flags_ms[x] & TDS_TYPEFLAG_DATETIME) != 0)
423 #define is_unicode_type(x) ((tds_type_flags_ms[x] & TDS_TYPEFLAG_UNICODE) != 0)
424 #define is_collate_type(x) ((tds_type_flags_ms[x] & TDS_TYPEFLAG_COLLATE) != 0)
425 #define is_ascii_type(x) ((tds_type_flags_ms[x] & TDS_TYPEFLAG_ASCII) != 0)
426 #define is_char_type(x) ((tds_type_flags_ms[x] & (TDS_TYPEFLAG_ASCII|TDS_TYPEFLAG_UNICODE)) != 0)
427 #define is_similar_type(x, y) (is_char_type(x) && is_char_type(y))
428 static inline
429 bool is_tds_type_valid(int type)
430 {
431 return (unsigned) type < 256u && tds_type_flags_ms[type] != 0;
432 }
433
434
435 #define TDS_MAX_CAPABILITY 32
436 #define MAXPRECISION 77
437 #define TDS_MAX_CONN 4096
438 #define TDS_MAX_DYNID_LEN 30
439
440 /* defaults to use if no others are found */
441 #define TDS_DEF_SERVER "SYBASE"
442 #define TDS_DEF_BLKSZ 512
443 #define TDS_DEF_CHARSET "iso_1"
444 #define TDS_DEF_LANG "us_english"
445 #if TDS42
446 #define TDS_DEFAULT_VERSION 0x402
447 #define TDS_DEF_PORT 1433
448 #elif TDS46
449 #define TDS_DEFAULT_VERSION 0x406
450 #define TDS_DEF_PORT 4000
451 #elif TDS50
452 #define TDS_DEFAULT_VERSION 0x500
453 #define TDS_DEF_PORT 4000
454 #elif TDS70
455 #define TDS_DEFAULT_VERSION 0x700
456 #define TDS_DEF_PORT 1433
457 #elif TDS71
458 #define TDS_DEFAULT_VERSION 0x701
459 #define TDS_DEF_PORT 1433
460 #elif TDS72
461 #define TDS_DEFAULT_VERSION 0x702
462 #define TDS_DEF_PORT 1433
463 #elif TDS73
464 #define TDS_DEFAULT_VERSION 0x703
465 #define TDS_DEF_PORT 1433
466 #elif TDS74
467 #define TDS_DEFAULT_VERSION 0x704
468 #define TDS_DEF_PORT 1433
469 #else
470 #define TDS_DEFAULT_VERSION 0x000
471 #define TDS_DEF_PORT 1433
472 #endif
473
474 /* normalized strings from freetds.conf file */
475 #define TDS_STR_VERSION "tds version"
476 #define TDS_STR_BLKSZ "initial block size"
477 #define TDS_STR_SWAPDT "swap broken dates"
478 #define TDS_STR_DUMPFILE "dump file"
479 #define TDS_STR_DEBUGLVL "debug level"
480 #define TDS_STR_DEBUGFLAGS "debug flags"
481 #define TDS_STR_TIMEOUT "timeout"
482 #define TDS_STR_QUERY_TIMEOUT "query timeout"
483 #define TDS_STR_CONNTIMEOUT "connect timeout"
484 #define TDS_STR_HOSTNAME "hostname"
485 #define TDS_STR_HOST "host"
486 #define TDS_STR_PORT "port"
487 #define TDS_STR_TEXTSZ "text size"
488 /* for big endian hosts */
489 #define TDS_STR_EMUL_LE "emulate little endian"
490 #define TDS_STR_CHARSET "charset"
491 #define TDS_STR_CLCHARSET "client charset"
492 #define TDS_STR_USE_UTF_16 "use utf-16"
493 #define TDS_STR_LANGUAGE "language"
494 #define TDS_STR_APPENDMODE "dump file append"
495 #define TDS_STR_DATEFMT "date format"
496 #define TDS_STR_INSTANCE "instance"
497 #define TDS_STR_ASA_DATABASE "asa database"
498 #define TDS_STR_DATABASE "database"
499 #define TDS_STR_ENCRYPTION "encryption"
500 #define TDS_STR_USENTLMV2 "use ntlmv2"
501 #define TDS_STR_USELANMAN "use lanman"
502 /* conf values */
503 #define TDS_STR_ENCRYPTION_OFF "off"
504 #define TDS_STR_ENCRYPTION_REQUEST "request"
505 #define TDS_STR_ENCRYPTION_REQUIRE "require"
506 /* Defines to enable optional GSSAPI delegation */
507 #define TDS_GSSAPI_DELEGATION "enable gssapi delegation"
508 /* Kerberos realm name */
509 #define TDS_STR_REALM "realm"
510 /* Kerberos SPN */
511 #define TDS_STR_SPN "spn"
512 /* CA file */
513 #define TDS_STR_CAFILE "ca file"
514 /* CRL file */
515 #define TDS_STR_CRLFILE "crl file"
516 /* check SSL hostname */
517 #define TDS_STR_CHECKSSLHOSTNAME "check certificate hostname"
518 /* database filename to attach on login (MSSQL) */
519 #define TDS_STR_DBFILENAME "database filename"
520 /* Application Intent MSSQL 2012 support */
521 #define TDS_STR_READONLY_INTENT "read-only intent"
522 /* configurable cipher suite to send to openssl's SSL_set_cipher_list() function */
523 #define TLS_STR_OPENSSL_CIPHERS "openssl ciphers"
524
525
526 /* TODO do a better check for alignment than this */
527 typedef union
528 {
529 void *p;
530 int i;
531 TDS_INT8 ui;
532 } tds_align_struct;
533
534 #define TDS_ALIGN_SIZE sizeof(tds_align_struct)
535
536 typedef struct tds_capability_type
537 {
538 unsigned char type;
539 unsigned char len; /* always sizeof(values) */
540 unsigned char values[TDS_MAX_CAPABILITY/2-2];
541 } TDS_CAPABILITY_TYPE;
542
543 typedef struct tds_capabilities
544 {
545 TDS_CAPABILITY_TYPE types[2];
546 } TDS_CAPABILITIES;
547
548 #define TDS_MAX_LOGIN_STR_SZ 128
549 typedef struct tds_login
550 {
551 DSTR server_name;
552 int port;
553 TDS_USMALLINT tds_version;
554 int block_size;
555 DSTR language; /* e.g. us-english */
556 DSTR server_charset;
557 TDS_INT connect_timeout;
558 DSTR client_host_name;
559 DSTR server_host_name;
560 DSTR server_realm_name;
561 DSTR server_spn;
562 DSTR db_filename;
563 DSTR cafile;
564 DSTR crlfile;
565 DSTR openssl_ciphers;
566 DSTR app_name;
567 DSTR user_name;
568 DSTR password;
569 DSTR new_password;
571 DSTR library; /* Ct-Library, DB-Library, TDS-Library or ODBC */
572 TDS_TINYINT encryption_level;
573
574 TDS_INT query_timeout;
575 TDS_CAPABILITIES capabilities;
576 DSTR client_charset;
577 DSTR database;
578
579 struct addrinfo *ip_addrs;
580 struct addrinfo *connected_addr; /* ip of connected server */
581 DSTR instance_name;
582 DSTR dump_file;
583 int debug_flags;
584 int text_size;
585 DSTR routing_address;
586 TDS_USMALLINT routing_port;
587
588 unsigned char option_flag2;
589
590 unsigned int bulk_copy:1;
591 unsigned int suppress_language:1;
592 unsigned int emul_little_endian:1;
593 unsigned int gssapi_use_delegation:1;
594 unsigned int use_ntlmv2:1;
595 unsigned int use_lanman:1;
596 unsigned int mars:1;
597 unsigned int use_utf16:1;
598 unsigned int use_new_password:1;
599 unsigned int valid_configuration:1;
600 unsigned int check_ssl_hostname:1;
601 unsigned int readonly_intent:1;
602 } TDSLOGIN;
603
604 typedef struct tds_headers
605 {
606 const char *qn_options;
607 const char *qn_msgtext;
608 TDS_INT qn_timeout;
609 /* TDS 7.4+: trace activity ID char[20] */
610 } TDSHEADERS;
611
612 typedef struct tds_locale
613 {
614 char *language;
615 char *server_charset;
616 char *date_fmt;
617 } TDSLOCALE;
618
623 typedef struct tds_blob
624 {
625 TDS_CHAR *textvalue;
626 TDS_CHAR textptr[16];
627 TDS_CHAR timestamp[8];
628 unsigned char valid_ptr;
629 } TDSBLOB;
630
634 typedef struct tds_variant
635 {
636 /* this MUST have same position and place of textvalue in tds_blob */
637 TDS_CHAR *data;
638 TDS_INT size;
639 TDS_INT data_len;
640 TDS_SERVER_TYPE type;
641 TDS_UCHAR collation[5];
642 } TDSVARIANT;
643
648 typedef struct tds_encoding
649 {
651 const char *name;
652 unsigned char min_bytes_per_char;
653 unsigned char max_bytes_per_char;
655 unsigned char canonic;
656 } TDS_ENCODING;
657
658 typedef struct tds_bcpcoldata
659 {
660 TDS_UCHAR *data;
661 TDS_INT datalen;
662 TDS_INT is_null;
663 } BCPCOLDATA;
664
665
666 typedef TDSRET tds_func_get_info(TDSSOCKET *tds, TDSCOLUMN *col);
667 typedef TDSRET tds_func_get_data(TDSSOCKET *tds, TDSCOLUMN *col);
668 typedef TDS_INT tds_func_row_len(TDSCOLUMN *col);
669 typedef unsigned tds_func_put_info_len(TDSSOCKET *tds, TDSCOLUMN *col);
670 typedef TDSRET tds_func_put_info(TDSSOCKET *tds, TDSCOLUMN *col);
671 typedef TDSRET tds_func_put_data(TDSSOCKET *tds, TDSCOLUMN *col, int bcp7);
672 typedef int tds_func_check(const TDSCOLUMN *col);
673
674 typedef struct tds_column_funcs
675 {
676 tds_func_get_info *get_info;
677 tds_func_get_data *get_data;
678 tds_func_row_len *row_len;
684 tds_func_put_info_len *put_info_len;
690 tds_func_put_info *put_info;
700 tds_func_put_data *put_data;
701 #if ENABLE_EXTRA_CHECKS
702
716 tds_func_check *check;
717 #endif
718 #if 0
719 TDSRET (*convert)(TDSSOCKET *tds, TDSCOLUMN *col);
720 #endif
721 } TDSCOLUMNFUNCS;
722
726 struct tds_column
727 {
728 const TDSCOLUMNFUNCS *funcs;
729 TDS_INT column_usertype;
730 TDS_INT column_flags;
731
732 TDS_INT column_size;
734 TDS_SERVER_TYPE column_type;
739 TDS_TINYINT column_varint_size;
741 TDS_TINYINT column_prec;
742 TDS_TINYINT column_scale;
744 struct
745 {
746 TDS_SERVER_TYPE column_type;
747 TDS_INT column_size;
748 } on_server;
749
750 TDSICONV *char_conv;
752 DSTR table_name;
753 DSTR column_name;
754 DSTR table_column_name;
755
756 unsigned char *column_data;
757 void (*column_data_free)(struct tds_column *column);
758 unsigned int column_nullable:1;
759 unsigned int column_writeable:1;
760 unsigned int column_identity:1;
761 unsigned int column_key:1;
762 unsigned int column_hidden:1;
763 unsigned int column_output:1;
764 unsigned int column_timestamp:1;
765 TDS_UCHAR column_collation[5];
766
767 /* additional fields flags for compute results */
768 TDS_TINYINT column_operator;
769 TDS_SMALLINT column_operand;
770
771 /* FIXME this is data related, not column */
773 TDS_INT column_cur_size;
774
775 /* related to binding or info stored by client libraries */
776 /* FIXME find a best place to store these data, some are unused */
777 TDS_SMALLINT column_bindtype;
778 TDS_SMALLINT column_bindfmt;
779 TDS_UINT column_bindlen;
780 TDS_SMALLINT *column_nullbind;
781 TDS_CHAR *column_varaddr;
782 TDS_INT *column_lenbind;
783 TDS_INT column_textpos;
784 TDS_INT column_text_sqlgetdatapos;
785 TDS_CHAR column_text_sqlputdatainfo;
786
787 BCPCOLDATA *bcp_column_data;
796 TDS_INT bcp_prefix_len;
797 TDS_INT bcp_term_len;
798 TDS_CHAR *bcp_terminator;
799 };
800
801
803 typedef struct tds_result_info
804 {
805 /* TODO those fields can became a struct */
806 TDSCOLUMN **columns;
807 TDS_USMALLINT num_cols;
808 TDS_USMALLINT computeid;
809 TDS_INT ref_count;
810 TDSSOCKET *attached_to;
811 unsigned char *current_row;
812 void (*row_free)(struct tds_result_info* result, unsigned char *row);
813 TDS_INT row_size;
814
815 TDS_SMALLINT *bycolumns;
816 TDS_USMALLINT by_cols;
817 TDS_TINYINT rows_exist;
818 /* TODO remove ?? used only in dblib */
819 TDS_TINYINT more_results;
820 } TDSRESULTINFO;
821
823 typedef enum tds_states
824 {
825 TDS_IDLE,
826 TDS_WRITING,
827 TDS_SENDING,
828 TDS_PENDING,
829 TDS_READING,
830 TDS_DEAD
831 } TDS_STATE;
832
833 typedef enum tds_operations
834 {
835 TDS_OP_NONE = 0,
836
837 /* mssql operations */
838 TDS_OP_CURSOR = TDS_SP_CURSOR,
839 TDS_OP_CURSOROPEN = TDS_SP_CURSOROPEN,
840 TDS_OP_CURSORPREPARE = TDS_SP_CURSORPREPARE,
841 TDS_OP_CURSOREXECUTE = TDS_SP_CURSOREXECUTE,
842 TDS_OP_CURSORPREPEXEC = TDS_SP_CURSORPREPEXEC,
843 TDS_OP_CURSORUNPREPARE = TDS_SP_CURSORUNPREPARE,
844 TDS_OP_CURSORFETCH = TDS_SP_CURSORFETCH,
845 TDS_OP_CURSOROPTION = TDS_SP_CURSOROPTION,
846 TDS_OP_CURSORCLOSE = TDS_SP_CURSORCLOSE,
847 TDS_OP_EXECUTESQL = TDS_SP_EXECUTESQL,
848 TDS_OP_PREPARE = TDS_SP_PREPARE,
849 TDS_OP_EXECUTE = TDS_SP_EXECUTE,
850 TDS_OP_PREPEXEC = TDS_SP_PREPEXEC,
851 TDS_OP_PREPEXECRPC = TDS_SP_PREPEXECRPC,
852 TDS_OP_UNPREPARE = TDS_SP_UNPREPARE,
853
854 /* sybase operations */
855 TDS_OP_DYN_DEALLOC = 100,
856 } TDS_OPERATION;
857
858 #define TDS_DBG_LOGIN __FILE__, ((__LINE__ << 4) | 11)
859 #define TDS_DBG_HEADER __FILE__, ((__LINE__ << 4) | 10)
860 #define TDS_DBG_FUNC __FILE__, ((__LINE__ << 4) | 7)
861 #define TDS_DBG_INFO2 __FILE__, ((__LINE__ << 4) | 6)
862 #define TDS_DBG_INFO1 __FILE__, ((__LINE__ << 4) | 5)
863 #define TDS_DBG_NETWORK __FILE__, ((__LINE__ << 4) | 4)
864 #define TDS_DBG_WARN __FILE__, ((__LINE__ << 4) | 3)
865 #define TDS_DBG_ERROR __FILE__, ((__LINE__ << 4) | 2)
866 #define TDS_DBG_SEVERE __FILE__, ((__LINE__ << 4) | 1)
867
868 #define TDS_DBGFLAG_FUNC 0x80
869 #define TDS_DBGFLAG_INFO2 0x40
870 #define TDS_DBGFLAG_INFO1 0x20
871 #define TDS_DBGFLAG_NETWORK 0x10
872 #define TDS_DBGFLAG_WARN 0x08
873 #define TDS_DBGFLAG_ERROR 0x04
874 #define TDS_DBGFLAG_SEVERE 0x02
875 #define TDS_DBGFLAG_ALL 0xfff
876 #define TDS_DBGFLAG_LOGIN 0x0800
877 #define TDS_DBGFLAG_HEADER 0x0400
878 #define TDS_DBGFLAG_PID 0x1000
879 #define TDS_DBGFLAG_TIME 0x2000
880 #define TDS_DBGFLAG_SOURCE 0x4000
881 #define TDS_DBGFLAG_THREAD 0x8000
882
883 #if 0
884
889 enum TDS_DBG_LOG_STATE
890 {
891 TDS_DBG_LOGIN = (1 << 0)
893 , TDS_DBG_API = (1 << 1)
894 , TDS_DBG_ASYNC = (1 << 2)
895 , TDS_DBG_DIAG = (1 << 3)
896 , TDS_DBG_error = (1 << 4)
897 /* TODO: ^^^^^ make upper case when old #defines (above) are removed */
898 /* Log FreeTDS runtime/logic error occurs. */
899 , TDS_DBG_PACKET = (1 << 5)
900 , TDS_DBG_LIBTDS = (1 << 6)
901 , TDS_DBG_CONFIG = (1 << 7)
902 , TDS_DBG_DEFAULT = 0xFE
903 };
904 #endif
905
906 typedef struct tds_result_info TDSCOMPUTEINFO;
907
908 typedef TDSRESULTINFO TDSPARAMINFO;
909
910 typedef struct tds_message
911 {
912 TDS_CHAR *server;
913 TDS_CHAR *message;
914 TDS_CHAR *proc_name;
915 TDS_CHAR *sql_state;
916 TDS_INT msgno;
917 TDS_INT line_number;
918 /* -1 .. 255 */
919 TDS_SMALLINT state;
920 TDS_TINYINT priv_msg_type;
921 TDS_TINYINT severity;
922 /* for library-generated errors */
923 int oserr;
924 } TDSMESSAGE;
925
926 typedef struct tds_upd_col
927 {
928 struct tds_upd_col *next;
929 TDS_INT colnamelength;
930 char * columnname;
931 } TDSUPDCOL;
932
933 typedef enum {
934 TDS_CURSOR_STATE_UNACTIONED = 0 /* initial value */
935 , TDS_CURSOR_STATE_REQUESTED = 1 /* called by ct_cursor */
936 , TDS_CURSOR_STATE_SENT = 2 /* sent to server */
937 , TDS_CURSOR_STATE_ACTIONED = 3 /* acknowledged by server */
938 } TDS_CURSOR_STATE;
939
940 typedef struct tds_cursor_status
941 {
942 TDS_CURSOR_STATE declare;
943 TDS_CURSOR_STATE cursor_row;
944 TDS_CURSOR_STATE open;
945 TDS_CURSOR_STATE fetch;
946 TDS_CURSOR_STATE close;
947 TDS_CURSOR_STATE dealloc;
948 } TDS_CURSOR_STATUS;
949
950 typedef enum tds_cursor_operation
951 {
952 TDS_CURSOR_POSITION = 0,
953 TDS_CURSOR_UPDATE = 1,
954 TDS_CURSOR_DELETE = 2,
955 TDS_CURSOR_INSERT = 4
956 } TDS_CURSOR_OPERATION;
957
958 typedef enum tds_cursor_fetch
959 {
960 TDS_CURSOR_FETCH_NEXT = 1,
961 TDS_CURSOR_FETCH_PREV,
962 TDS_CURSOR_FETCH_FIRST,
963 TDS_CURSOR_FETCH_LAST,
964 TDS_CURSOR_FETCH_ABSOLUTE,
965 TDS_CURSOR_FETCH_RELATIVE
966 } TDS_CURSOR_FETCH;
967
971 typedef struct tds_cursor
972 {
973 struct tds_cursor *next;
974 TDS_INT ref_count;
975 char *cursor_name;
976 TDS_INT cursor_id;
977 TDS_TINYINT options;
981 TDS_TINYINT defer_close;
982 char *query;
983 /* TODO for updatable columns */
984 /* TDS_TINYINT number_upd_cols; */
985 /* TDSUPDCOL *cur_col_list; */
986 TDS_INT cursor_rows;
987 /* TDSPARAMINFO *params; */
988 TDS_CURSOR_STATUS status;
989 TDS_USMALLINT srv_status;
990 TDSRESULTINFO *res_info;
991 TDS_INT type, concurrency;
992 } TDSCURSOR;
993
997 typedef struct tds_env
998 {
1000 int block_size;
1001 char *language;
1003 char *charset;
1005 char *database;
1006 } TDSENV;
1007
1011 typedef struct tds_dynamic
1012 {
1013 struct tds_dynamic *next;
1014 TDS_INT ref_count;
1016 TDS_INT num_id;
1022 char id[30];
1028 TDS_TINYINT emulated;
1032 TDS_TINYINT defer_close;
1033 /* int dyn_state; */ /* TODO use it */
1034 TDSPARAMINFO *res_info;
1042 TDSPARAMINFO *params;
1044 char *query;
1045 } TDSDYNAMIC;
1046
1047 typedef enum {
1048 TDS_MULTIPLE_QUERY,
1049 TDS_MULTIPLE_EXECUTE,
1050 TDS_MULTIPLE_RPC
1051 } TDS_MULTIPLE_TYPE;
1052
1053 typedef struct tds_multiple
1054 {
1055 TDS_MULTIPLE_TYPE type;
1056 unsigned int flags;
1057 } TDSMULTIPLE;
1058
1059 /* forward declaration */
1060 typedef struct tds_context TDSCONTEXT;
1061 typedef int (*err_handler_t) (const TDSCONTEXT *, TDSSOCKET *, TDSMESSAGE *);
1062
1063 struct tds_context
1064 {
1065 TDSLOCALE *locale;
1066 void *parent;
1067 /* handlers */
1068 int (*msg_handler) (const TDSCONTEXT *, TDSSOCKET *, TDSMESSAGE *);
1069 int (*err_handler) (const TDSCONTEXT *, TDSSOCKET *, TDSMESSAGE *);
1070 int (*int_handler) (void *);
1071 };
1072
1073 enum TDS_ICONV_ENTRY
1074 {
1075 client2ucs2
1076 , client2server_chardata
1077 , initial_char_conv_count /* keep last */
1078 };
1079
1080 typedef struct tds_authentication
1081 {
1082 TDS_UCHAR *packet;
1083 int packet_len;
1084 TDSRET (*free)(TDSCONNECTION* conn, struct tds_authentication * auth);
1085 TDSRET (*handle_next)(TDSSOCKET * tds, struct tds_authentication * auth, size_t len);
1086 } TDSAUTHENTICATION;
1087
1088 typedef struct tds_packet
1089 {
1090 struct tds_packet *next;
1091 short sid;
1092 unsigned len, capacity;
1093 unsigned char buf[1];
1094 } TDSPACKET;
1095
1096 typedef struct tds_poll_wakeup
1097 {
1098 TDS_SYS_SOCKET s_signal, s_signaled;
1099 } TDSPOLLWAKEUP;
1100
1101 /* field related to connection */
1102 struct tds_connection
1103 {
1104 TDS_USMALLINT tds_version;
1105 TDS_UINT product_version;
1106 char *product_name;
1107
1108 TDS_SYS_SOCKET s;
1109 TDSPOLLWAKEUP wakeup;
1110 const TDSCONTEXT *tds_ctx;
1111
1113 TDSENV env;
1114
1119 TDSCURSOR *cursors;
1124 TDSDYNAMIC *dyns;
1125
1126 int char_conv_count;
1127 TDSICONV **char_convs;
1128
1129 TDS_UCHAR collation[5];
1130 TDS_UCHAR tds72_transaction[8];
1131
1132 TDS_CAPABILITIES capabilities;
1133 unsigned int emul_little_endian:1;
1134 unsigned int use_iconv:1;
1135 unsigned int tds71rev1:1;
1136 unsigned int pending_close:1;
1137 unsigned int encrypt_single_packet:1;
1138 #if ENABLE_ODBC_MARS
1139 unsigned int mars:1;
1140
1141 TDSSOCKET *in_net_tds;
1142 TDSPACKET *packets;
1143 TDSPACKET *recv_packet;
1144 TDSPACKET *send_packets;
1145 unsigned send_pos, recv_pos;
1146
1147 tds_mutex list_mtx;
1148 #define BUSY_SOCKET ((TDSSOCKET*)(TDS_UINTPTR)1)
1149 #define TDSSOCKET_VALID(tds) (((TDS_UINTPTR)(tds)) > 1)
1150 struct tds_socket **sessions;
1151 unsigned num_sessions;
1152 unsigned num_cached_packets;
1153 TDSPACKET *packet_cache;
1154 #endif
1155
1156 int spid;
1157 int client_spid;
1158
1159 void *tls_session;
1160 #if defined(HAVE_GNUTLS)
1161 void *tls_credentials;
1162 #elif defined(HAVE_OPENSSL)
1163 void *tls_ctx;
1164 #else
1165 void *tls_dummy;
1166 #endif
1167 TDSAUTHENTICATION *authentication;
1168 char *server;
1169 };
1170
1174 struct tds_socket
1175 {
1176 #if ENABLE_ODBC_MARS
1177 TDSCONNECTION *conn;
1178 #else
1179 TDSCONNECTION conn[1];
1180 #endif
1181
1187 unsigned char *in_buf;
1188
1194 unsigned char *out_buf;
1195
1200 unsigned int out_buf_max;
1201 unsigned in_pos;
1202 unsigned out_pos;
1203 unsigned in_len;
1204 unsigned char in_flag;
1205 unsigned char out_flag;
1207 void *parent;
1208
1209 #if ENABLE_ODBC_MARS
1210 short sid;
1211 tds_condition packet_cond;
1212 TDS_UINT recv_seq;
1213 TDS_UINT send_seq;
1214 TDS_UINT recv_wnd;
1215 TDS_UINT send_wnd;
1216 #endif
1217 /* packet we received */
1218 TDSPACKET *recv_packet;
1220 TDSPACKET *send_packet;
1221
1227 TDSRESULTINFO *current_results;
1228 TDSRESULTINFO *res_info;
1229 TDS_UINT num_comp_info;
1230 TDSCOMPUTEINFO **comp_info;
1231 TDSPARAMINFO *param_info;
1232 TDSCURSOR *cur_cursor;
1233 TDS_TINYINT bulk_query;
1234 TDS_TINYINT has_status;
1235 bool in_row;
1236 TDS_INT ret_status;
1237 TDS_STATE state;
1238 volatile
1239 unsigned char in_cancel;
1242 TDS_INT8 rows_affected;
1243 TDS_INT query_timeout;
1244
1245 TDSDYNAMIC *cur_dyn;
1247 TDSLOGIN *login;
1249 void (*env_chg_func) (TDSSOCKET * tds, int type, char *oldval, char *newval);
1250 TDS_OPERATION current_op;
1251
1252 int option_value;
1253 tds_mutex wire_mtx;
1254 };
1255
1256 #define tds_get_ctx(tds) ((tds)->conn->tds_ctx)
1257 #define tds_set_ctx(tds, val) do { ((tds)->conn->tds_ctx) = (val); } while(0)
1258 #define tds_get_parent(tds) ((tds)->parent)
1259 #define tds_set_parent(tds, val) do { ((tds)->parent) = (val); } while(0)
1260 #define tds_get_s(tds) ((tds)->conn->s)
1261 #define tds_set_s(tds, val) do { ((tds)->conn->s) = (val); } while(0)
1262
1263
1264 /* config.c */
1265 const TDS_COMPILETIME_SETTINGS *tds_get_compiletime_settings(void);
1266 typedef void (*TDSCONFPARSE) (const char *option, const char *value, void *param);
1267 int tds_read_conf_section(FILE * in, const char *section, TDSCONFPARSE tds_conf_parse, void *parse_param);
1268 int tds_read_conf_file(TDSLOGIN * login, const char *server);
1269 void tds_parse_conf_section(const char *option, const char *value, void *param);
1270 TDSLOGIN *tds_read_config_info(TDSSOCKET * tds, TDSLOGIN * login, TDSLOCALE * locale);
1271 void tds_fix_login(TDSLOGIN* login);
1272 TDS_USMALLINT * tds_config_verstr(const char *tdsver, TDSLOGIN* login);
1273 struct addrinfo *tds_lookup_host(const char *servername);
1274 TDSRET tds_lookup_host_set(const char *servername, struct addrinfo **addr);
1275 const char *tds_addrinfo2str(struct addrinfo *addr, char *name, int namemax);
1276
1277 TDSRET tds_set_interfaces_file_loc(const char *interfloc);
1278 extern const char STD_DATETIME_FMT[];
1279 int tds_parse_boolean(const char *value, int default_value);
1280 int tds_config_boolean(const char *option, const char *value, TDSLOGIN * login);
1281
1282 TDSLOCALE *tds_get_locale(void);
1283 TDSRET tds_alloc_row(TDSRESULTINFO * res_info);
1284 TDSRET tds_alloc_compute_row(TDSCOMPUTEINFO * res_info);
1285 BCPCOLDATA * tds_alloc_bcp_column_data(unsigned int column_size);
1286 TDSDYNAMIC *tds_lookup_dynamic(TDSCONNECTION * conn, const char *id);
1287 /*@observer@*/ const char *tds_prtype(int token);
1288 int tds_get_varint_size(TDSCONNECTION * conn, int datatype);
1289 TDS_SERVER_TYPE tds_get_cardinal_type(TDS_SERVER_TYPE datatype, int usertype);
1290
1291
1292 /* iconv.c */
1293 TDSRET tds_iconv_open(TDSCONNECTION * conn, const char *charset, int use_utf16);
1294 void tds_iconv_close(TDSCONNECTION * conn);
1295 void tds_srv_charset_changed(TDSCONNECTION * conn, const char *charset);
1296 void tds7_srv_charset_changed(TDSCONNECTION * conn, int sql_collate, int lcid);
1297 int tds_iconv_alloc(TDSCONNECTION * conn);
1298 void tds_iconv_free(TDSCONNECTION * conn);
1299 TDSICONV *tds_iconv_from_collate(TDSCONNECTION * conn, TDS_UCHAR collate[5]);
1300
1301
1302 /* threadsafe.c */
1303 char *tds_timestamp_str(char *str, int maxlen);
1304 struct tm *tds_localtime_r(const time_t *timep, struct tm *result);
1305 struct hostent *tds_gethostbyname_r(const char *servername, struct hostent *result, char *buffer, int buflen, int *h_errnop);
1306 int tds_getservice(const char *name);
1307 char *tds_get_homedir(void);
1308
1309
1310 /* mem.c */
1311 void tds_free_socket(TDSSOCKET * tds);
1312 void tds_free_all_results(TDSSOCKET * tds);
1313 void tds_free_results(TDSRESULTINFO * res_info);
1314 void tds_free_param_results(TDSPARAMINFO * param_info);
1315 void tds_free_param_result(TDSPARAMINFO * param_info);
1316 void tds_free_msg(TDSMESSAGE * message);
1317 void tds_cursor_deallocated(TDSCONNECTION *conn, TDSCURSOR *cursor);
1318 void tds_release_cursor(TDSCURSOR **pcursor);
1319 void tds_free_bcp_column_data(BCPCOLDATA * coldata);
1320 TDSRESULTINFO *tds_alloc_results(TDS_USMALLINT num_cols);
1321 TDSCOMPUTEINFO **tds_alloc_compute_results(TDSSOCKET * tds, TDS_USMALLINT num_cols, TDS_USMALLINT by_cols);
1322 TDSCONTEXT *tds_alloc_context(void * parent);
1323 void tds_free_context(TDSCONTEXT * locale);
1324 TDSPARAMINFO *tds_alloc_param_result(TDSPARAMINFO * old_param);
1325 void tds_free_input_params(TDSDYNAMIC * dyn);
1326 void tds_release_dynamic(TDSDYNAMIC ** dyn);
1327 static inline
1328 void tds_release_cur_dyn(TDSSOCKET * tds)
1329 {
1330 tds_release_dynamic(&tds->cur_dyn);
1331 }
1332 void tds_dynamic_deallocated(TDSCONNECTION *conn, TDSDYNAMIC *dyn);
1333 void tds_set_cur_dyn(TDSSOCKET *tds, TDSDYNAMIC *dyn);
1334 TDSSOCKET *tds_realloc_socket(TDSSOCKET * tds, size_t bufsize);
1335 char *tds_alloc_client_sqlstate(int msgno);
1336 char *tds_alloc_lookup_sqlstate(TDSSOCKET * tds, int msgno);
1337 TDSLOGIN *tds_alloc_login(int use_environment);
1338 TDSDYNAMIC *tds_alloc_dynamic(TDSCONNECTION * conn, const char *id);
1339 void tds_free_login(TDSLOGIN * login);
1340 TDSLOGIN *tds_init_login(TDSLOGIN * login, TDSLOCALE * locale);
1341 TDSLOCALE *tds_alloc_locale(void);
1342 void *tds_alloc_param_data(TDSCOLUMN * curparam);
1343 void tds_free_locale(TDSLOCALE * locale);
1344 TDSCURSOR * tds_alloc_cursor(TDSSOCKET * tds, const char *name, TDS_INT namelen, const char *query, TDS_INT querylen);
1345 void tds_free_row(TDSRESULTINFO * res_info, unsigned char *row);
1346 TDSSOCKET *tds_alloc_socket(TDSCONTEXT * context, unsigned int bufsize);
1347 TDSSOCKET *tds_alloc_additional_socket(TDSCONNECTION *conn);
1348 void tds_set_current_results(TDSSOCKET *tds, TDSRESULTINFO *info);
1349 void tds_detach_results(TDSRESULTINFO *info);
1350 void * tds_realloc(void **pp, size_t new_size);
1351 #define TDS_RESIZE(p, n_elem) \
1352 tds_realloc((void **) &(p), sizeof(*(p)) * (size_t) (n_elem))
1353 #define tds_new(type, n) ((type *) malloc(sizeof(type) * (n)))
1354 #define tds_new0(type, n) ((type *) calloc(n, sizeof(type)))
1355
1356 TDSPACKET *tds_alloc_packet(void *buf, unsigned len);
1357 TDSPACKET *tds_realloc_packet(TDSPACKET *packet, unsigned len);
1358 void tds_free_packets(TDSPACKET *packet);
1359 TDSBCPINFO *tds_alloc_bcpinfo(void);
1360 void tds_free_bcpinfo(TDSBCPINFO *bcpinfo);
1361 void tds_deinit_bcpinfo(TDSBCPINFO *bcpinfo);
1362
1363
1364 /* login.c */
1365 void tds_set_packet(TDSLOGIN * tds_login, int packet_size);
1366 void tds_set_port(TDSLOGIN * tds_login, int port);
1367 bool tds_set_passwd(TDSLOGIN * tds_login, const char *password) TDS_WUR;
1368 void tds_set_bulk(TDSLOGIN * tds_login, TDS_TINYINT enabled);
1369 bool tds_set_user(TDSLOGIN * tds_login, const char *username) TDS_WUR;
1370 bool tds_set_app(TDSLOGIN * tds_login, const char *application) TDS_WUR;
1371 bool tds_set_host(TDSLOGIN * tds_login, const char *hostname) TDS_WUR;
1372 bool tds_set_library(TDSLOGIN * tds_login, const char *library) TDS_WUR;
1373 bool tds_set_server(TDSLOGIN * tds_login, const char *server) TDS_WUR;
1374 bool tds_set_client_charset(TDSLOGIN * tds_login, const char *charset) TDS_WUR;
1375 bool tds_set_language(TDSLOGIN * tds_login, const char *language) TDS_WUR;
1376 void tds_set_version(TDSLOGIN * tds_login, TDS_TINYINT major_ver, TDS_TINYINT minor_ver);
1377 int tds_connect_and_login(TDSSOCKET * tds, TDSLOGIN * login);
1378
1379
1380 /* query.c */
1381 void tds_start_query(TDSSOCKET *tds, unsigned char packet_type);
1382
1383 TDSRET tds_submit_query(TDSSOCKET * tds, const char *query);
1384 TDSRET tds_submit_query_params(TDSSOCKET * tds, const char *query, TDSPARAMINFO * params, TDSHEADERS * head);
1385 TDSRET tds_submit_queryf(TDSSOCKET * tds, const char *queryf, ...);
1386 TDSRET tds_submit_prepare(TDSSOCKET * tds, const char *query, const char *id, TDSDYNAMIC ** dyn_out, TDSPARAMINFO * params);
1387 TDSRET tds_submit_execdirect(TDSSOCKET * tds, const char *query, TDSPARAMINFO * params, TDSHEADERS * head);
1388 TDSRET tds71_submit_prepexec(TDSSOCKET * tds, const char *query, const char *id, TDSDYNAMIC ** dyn_out, TDSPARAMINFO * params);
1389 TDSRET tds_submit_execute(TDSSOCKET * tds, TDSDYNAMIC * dyn);
1390 TDSRET tds_send_cancel(TDSSOCKET * tds);
1391 const char *tds_next_placeholder(const char *start);
1392 int tds_count_placeholders(const char *query);
1393 int tds_needs_unprepare(TDSCONNECTION * conn, TDSDYNAMIC * dyn);
1394 TDSRET tds_deferred_unprepare(TDSCONNECTION * conn, TDSDYNAMIC * dyn);
1395 TDSRET tds_submit_unprepare(TDSSOCKET * tds, TDSDYNAMIC * dyn);
1396 TDSRET tds_submit_rpc(TDSSOCKET * tds, const char *rpc_name, TDSPARAMINFO * params, TDSHEADERS * head);
1397 TDSRET tds_submit_optioncmd(TDSSOCKET * tds, TDS_OPTION_CMD command, TDS_OPTION option, TDS_OPTION_ARG *param, TDS_INT param_size);
1398 TDSRET tds_submit_begin_tran(TDSSOCKET *tds);
1399 TDSRET tds_submit_rollback(TDSSOCKET *tds, int cont);
1400 TDSRET tds_submit_commit(TDSSOCKET *tds, int cont);
1401 TDSRET tds_disconnect(TDSSOCKET * tds);
1402 size_t tds_quote_id(TDSSOCKET * tds, char *buffer, const char *id, int idlen);
1403 size_t tds_quote_string(TDSSOCKET * tds, char *buffer, const char *str, int len);
1404 const char *tds_skip_comment(const char *s);
1405 const char *tds_skip_quoted(const char *s);
1406 size_t tds_fix_column_size(TDSSOCKET * tds, TDSCOLUMN * curcol);
1407 const char *tds_convert_string(TDSSOCKET * tds, TDSICONV * char_conv, const char *s, int len, size_t *out_len);
1408 void tds_convert_string_free(const char *original, const char *converted);
1409 #if !ENABLE_EXTRA_CHECKS
1410 #define tds_convert_string_free(original, converted) \
1411 do { if (original != converted) free((char*) converted); } while(0)
1412 #endif
1413 TDSRET tds_get_column_declaration(TDSSOCKET * tds, TDSCOLUMN * curcol, char *out);
1414
1415 TDSRET tds_cursor_declare(TDSSOCKET * tds, TDSCURSOR * cursor, TDSPARAMINFO *params, int *send);
1416 TDSRET tds_cursor_setrows(TDSSOCKET * tds, TDSCURSOR * cursor, int *send);
1417 TDSRET tds_cursor_open(TDSSOCKET * tds, TDSCURSOR * cursor, TDSPARAMINFO *params, int *send);
1418 TDSRET tds_cursor_fetch(TDSSOCKET * tds, TDSCURSOR * cursor, TDS_CURSOR_FETCH fetch_type, TDS_INT i_row);
1419 TDSRET tds_cursor_get_cursor_info(TDSSOCKET * tds, TDSCURSOR * cursor, TDS_UINT * row_number, TDS_UINT * row_count);
1420 TDSRET tds_cursor_close(TDSSOCKET * tds, TDSCURSOR * cursor);
1421 TDSRET tds_cursor_dealloc(TDSSOCKET * tds, TDSCURSOR * cursor);
1422 TDSRET tds_deferred_cursor_dealloc(TDSCONNECTION *conn, TDSCURSOR * cursor);
1423 TDSRET tds_cursor_update(TDSSOCKET * tds, TDSCURSOR * cursor, TDS_CURSOR_OPERATION op, TDS_INT i_row, TDSPARAMINFO * params);
1424 TDSRET tds_cursor_setname(TDSSOCKET * tds, TDSCURSOR * cursor);
1425
1426 TDSRET tds_multiple_init(TDSSOCKET *tds, TDSMULTIPLE *multiple, TDS_MULTIPLE_TYPE type, TDSHEADERS * head);
1427 TDSRET tds_multiple_done(TDSSOCKET *tds, TDSMULTIPLE *multiple);
1428 TDSRET tds_multiple_query(TDSSOCKET *tds, TDSMULTIPLE *multiple, const char *query, TDSPARAMINFO * params);
1429 TDSRET tds_multiple_execute(TDSSOCKET *tds, TDSMULTIPLE *multiple, TDSDYNAMIC * dyn);
1430
1431
1432 /* token.c */
1433 TDSRET tds_process_cancel(TDSSOCKET * tds);
1434 int tds_get_token_size(int marker);
1435 TDSRET tds_process_login_tokens(TDSSOCKET * tds);
1436 TDSRET tds_process_simple_query(TDSSOCKET * tds);
1437 int tds5_send_optioncmd(TDSSOCKET * tds, TDS_OPTION_CMD tds_command, TDS_OPTION tds_option, TDS_OPTION_ARG * tds_argument,
1438 TDS_INT * tds_argsize);
1439 TDSRET tds_process_tokens(TDSSOCKET * tds, /*@out@*/ TDS_INT * result_type, /*@out@*/ int *done_flags, unsigned flag);
1440 int determine_adjusted_size(const TDSICONV * char_conv, int size);
1441
1442
1443 /* data.c */
1444 void tds_set_param_type(TDSCONNECTION * conn, TDSCOLUMN * curcol, TDS_SERVER_TYPE type);
1445 void tds_set_column_type(TDSCONNECTION * conn, TDSCOLUMN * curcol, TDS_SERVER_TYPE type);
1446
1447
1448 /* tds_convert.c */
1449 TDSRET tds_datecrack(TDS_INT datetype, const void *di, TDSDATEREC * dr);
1450 TDS_SERVER_TYPE tds_get_conversion_type(TDS_SERVER_TYPE srctype, int colsize);
1451 extern const char tds_hex_digits[];
1452
1453
1454 /* write.c */
1455 int tds_init_write_buf(TDSSOCKET * tds);
1456 int tds_put_n(TDSSOCKET * tds, const void *buf, size_t n);
1457 int tds_put_string(TDSSOCKET * tds, const char *buf, int len);
1458 int tds_put_int(TDSSOCKET * tds, TDS_INT i);
1459 int tds_put_int8(TDSSOCKET * tds, TDS_INT8 i);
1460 int tds_put_smallint(TDSSOCKET * tds, TDS_SMALLINT si);
1462 #define tds_put_tinyint(tds, ti) tds_put_byte(tds,ti)
1463 int tds_put_byte(TDSSOCKET * tds, unsigned char c);
1464 TDSRET tds_flush_packet(TDSSOCKET * tds);
1465 int tds_put_buf(TDSSOCKET * tds, const unsigned char *buf, int dsize, int ssize);
1466
1467
1468 /* read.c */
1469 unsigned char tds_get_byte(TDSSOCKET * tds);
1470 void tds_unget_byte(TDSSOCKET * tds);
1471 unsigned char tds_peek(TDSSOCKET * tds);
1472 TDS_USMALLINT tds_get_usmallint(TDSSOCKET * tds);
1473 #define tds_get_smallint(tds) ((TDS_SMALLINT) tds_get_usmallint(tds))
1474 TDS_UINT tds_get_uint(TDSSOCKET * tds);
1475 #define tds_get_int(tds) ((TDS_INT) tds_get_uint(tds))
1476 TDS_UINT8 tds_get_uint8(TDSSOCKET * tds);
1477 #define tds_get_int8(tds) ((TDS_INT8) tds_get_uint8(tds))
1478 size_t tds_get_string(TDSSOCKET * tds, size_t string_len, char *dest, size_t dest_size);
1479 TDSRET tds_get_char_data(TDSSOCKET * tds, char *dest, size_t wire_size, TDSCOLUMN * curcol);
1480 void *tds_get_n(TDSSOCKET * tds, /*@out@*/ /*@null@*/ void *dest, size_t n);
1481 int tds_get_size_by_type(TDS_SERVER_TYPE servertype);
1482 DSTR* tds_dstr_get(TDSSOCKET * tds, DSTR * s, size_t len);
1483
1484
1485 /* util.c */
1486 int tdserror (const TDSCONTEXT * tds_ctx, TDSSOCKET * tds, int msgno, int errnum);
1487 TDS_STATE tds_set_state(TDSSOCKET * tds, TDS_STATE state);
1488 void tds_swap_bytes(void *buf, int bytes);
1489 #ifdef ENABLE_DEVELOPING
1490 unsigned int tds_gettime_ms(void);
1491 #endif
1492 char *tds_strndup(const void *s, TDS_INTPTR len);
1493
1494
1495 /* log.c */
1496 void tdsdump_off(void);
1497 void tdsdump_on(void);
1498 int tdsdump_isopen(void);
1499 #include <freetds/popvis.h>
1500 int tdsdump_open(const char *filename);
1501 #include <freetds/pushvis.h>
1502 void tdsdump_close(void);
1503 void tdsdump_dump_buf(const char* file, unsigned int level_line, const char *msg, const void *buf, size_t length);
1504 void tdsdump_col(const TDSCOLUMN *col);
1505 #undef tdsdump_log
1506 void tdsdump_log(const char* file, unsigned int level_line, const char *fmt, ...)
1507 #if defined(__GNUC__) && __GNUC__ >= 2
1508 #if defined(__MINGW32__)
1509 __attribute__ ((__format__ (ms_printf, 3, 4)))
1510 #else
1511 __attribute__ ((__format__ (__printf__, 3, 4)))
1512 #endif
1513 #endif
1514 ;
1515 #define TDSDUMP_LOG_FAST if (TDS_UNLIKELY(tds_write_dump)) tdsdump_log
1516 #define tdsdump_log TDSDUMP_LOG_FAST
1517 #define TDSDUMP_BUF_FAST if (TDS_UNLIKELY(tds_write_dump)) tdsdump_dump_buf
1518 #define tdsdump_dump_buf TDSDUMP_BUF_FAST
1519
1520 extern int tds_write_dump;
1521 extern int tds_debug_flags;
1522 extern int tds_g_append_mode;
1523
1524
1525 /* net.c */
1526 TDSERRNO tds_open_socket(TDSSOCKET * tds, struct addrinfo *ipaddr, unsigned int port, int timeout, int *p_oserr);
1527 void tds_close_socket(TDSSOCKET * tds);
1528 int tds7_get_instance_ports(FILE *output, struct addrinfo *addr);
1529 int tds7_get_instance_port(struct addrinfo *addr, const char *instance);
1530 char *tds_prwsaerror(int erc);
1531 void tds_prwsaerror_free(char *s);
1532 int tds_connection_read(TDSSOCKET * tds, unsigned char *buf, int buflen);
1533 int tds_connection_write(TDSSOCKET *tds, const unsigned char *buf, int buflen, int final);
1534 #define TDSSELREAD POLLIN
1535 #define TDSSELWRITE POLLOUT
1536 int tds_select(TDSSOCKET * tds, unsigned tds_sel, int timeout_seconds);
1537 void tds_connection_close(TDSCONNECTION *conn);
1538 int tds_goodread(TDSSOCKET * tds, unsigned char *buf, int buflen);
1539 int tds_goodwrite(TDSSOCKET * tds, const unsigned char *buffer, size_t buflen);
1540 void tds_socket_flush(TDS_SYS_SOCKET sock);
1541 int tds_socket_set_nonblocking(TDS_SYS_SOCKET sock);
1542 int tds_wakeup_init(TDSPOLLWAKEUP *wakeup);
1543 void tds_wakeup_close(TDSPOLLWAKEUP *wakeup);
1544 void tds_wakeup_send(TDSPOLLWAKEUP *wakeup, char cancel);
1545 static inline TDS_SYS_SOCKET tds_wakeup_get_fd(const TDSPOLLWAKEUP *wakeup)
1546 {
1547 return wakeup->s_signaled;
1548 }
1549
1550
1551 /* packet.c */
1552 int tds_read_packet(TDSSOCKET * tds);
1553 TDSRET tds_write_packet(TDSSOCKET * tds, unsigned char final);
1554 #if ENABLE_ODBC_MARS
1555 int tds_append_cancel(TDSSOCKET *tds);
1556 TDSRET tds_append_fin(TDSSOCKET *tds);
1557 #else
1558 int tds_put_cancel(TDSSOCKET * tds);
1559 #endif
1560
1561
1562 /* vstrbuild.c */
1563 TDSRET tds_vstrbuild(char *buffer, int buflen, int *resultlen, const char *text, int textlen, const char *formats, int formatlen,
1564 va_list ap);
1565
1566
1567 /* numeric.c */
1568 char *tds_money_to_string(const TDS_MONEY * money, char *s);
1569 TDS_INT tds_numeric_to_string(const TDS_NUMERIC * numeric, char *s);
1570 TDS_INT tds_numeric_change_prec_scale(TDS_NUMERIC * numeric, unsigned char new_prec, unsigned char new_scale);
1571
1572
1573 /* getmac.c */
1574 void tds_getmac(TDS_SYS_SOCKET s, unsigned char mac[6]);
1575
1576
1577 /* challenge.c */
1578 #ifndef HAVE_SSPI
1579 TDSAUTHENTICATION * tds_ntlm_get_auth(TDSSOCKET * tds);
1580 TDSAUTHENTICATION * tds_gss_get_auth(TDSSOCKET * tds);
1581 #else
1582 TDSAUTHENTICATION * tds_sspi_get_auth(TDSSOCKET * tds);
1583 #endif
1584
1585
1586 /* random.c */
1587 void tds_random_buffer(unsigned char *out, int len);
1588
1589
1590 /* sec_negotiate.c */
1591 TDSAUTHENTICATION * tds5_negotiate_get_auth(TDSSOCKET * tds);
1592 void tds5_negotiate_set_msg_type(TDSSOCKET * tds, TDSAUTHENTICATION * auth, unsigned msg_type);
1593
1594
1595 /* bulk.c */
1596
1598 enum tds_bcp_directions
1599 {
1600 TDS_BCP_IN = 1,
1601 TDS_BCP_OUT = 2,
1602 TDS_BCP_QUERYOUT = 3
1603 };
1604
1605 struct tds_bcpinfo
1606 {
1607 const char *hint;
1608 void *parent;
1609 DSTR tablename;
1610 TDS_CHAR *insert_stmt;
1611 TDS_INT direction;
1612 TDS_INT identity_insert_on;
1613 TDS_INT xfer_init;
1614 TDS_INT bind_count;
1615 TDSRESULTINFO *bindinfo;
1616 };
1617
1618 TDSRET tds_bcp_init(TDSSOCKET *tds, TDSBCPINFO *bcpinfo);
1619 typedef TDSRET (*tds_bcp_get_col_data) (TDSBCPINFO *bulk, TDSCOLUMN *bcpcol, int offset);
1620 typedef void (*tds_bcp_null_error) (TDSBCPINFO *bulk, int index, int offset);
1621 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);
1622 TDSRET tds_bcp_done(TDSSOCKET *tds, int *rows_copied);
1623 TDSRET tds_bcp_start(TDSSOCKET *tds, TDSBCPINFO *bcpinfo);
1624 TDSRET tds_bcp_start_copy_in(TDSSOCKET *tds, TDSBCPINFO *bcpinfo);
1625
1626 TDSRET tds_bcp_fread(TDSSOCKET * tds, TDSICONV * conv, FILE * stream,
1627 const char *terminator, size_t term_len, char **outbuf, size_t * outbytes);
1628
1629 TDSRET tds_writetext_start(TDSSOCKET *tds, const char *objname, const char *textptr, const char *timestamp, int with_log, TDS_UINT size);
1630 TDSRET tds_writetext_continue(TDSSOCKET *tds, const TDS_UCHAR *text, TDS_UINT size);
1631 TDSRET tds_writetext_end(TDSSOCKET *tds);
1632
1633
1634 static inline
1635 bool tds_capability_enabled(const TDS_CAPABILITY_TYPE *cap, unsigned cap_num)
1636 {
1637 return (cap->values[sizeof(cap->values)-1-(cap_num>>3)] >> (cap_num&7)) & 1;
1638 }
1639 #define tds_capability_has_req(conn, cap) \
1640 tds_capability_enabled(&conn->capabilities.types[0], cap)
1641
1642 #define IS_TDS42(x) (x->tds_version==0x402)
1643 #define IS_TDS46(x) (x->tds_version==0x406)
1644 #define IS_TDS50(x) (x->tds_version==0x500)
1645 #define IS_TDS70(x) (x->tds_version==0x700)
1646 #define IS_TDS71(x) (x->tds_version==0x701)
1647 #define IS_TDS72(x) (x->tds_version==0x702)
1648 #define IS_TDS73(x) (x->tds_version==0x703)
1649
1650 #define IS_TDS50_PLUS(x) ((x)->tds_version>=0x500)
1651 #define IS_TDS7_PLUS(x) ((x)->tds_version>=0x700)
1652 #define IS_TDS71_PLUS(x) ((x)->tds_version>=0x701)
1653 #define IS_TDS72_PLUS(x) ((x)->tds_version>=0x702)
1654 #define IS_TDS73_PLUS(x) ((x)->tds_version>=0x703)
1655 #define IS_TDS74_PLUS(x) ((x)->tds_version>=0x704)
1656
1657 #define TDS_MAJOR(x) ((x)->tds_version >> 8)
1658 #define TDS_MINOR(x) ((x)->tds_version & 0xff)
1659
1660 #define IS_TDSDEAD(x) (((x) == NULL) || (x)->state == TDS_DEAD)
1661
1663 #define TDS_IS_SYBASE(x) (!((x)->conn->product_version & 0x80000000u))
1664
1665 #define TDS_IS_MSSQL(x) (((x)->conn->product_version & 0x80000000u)!=0)
1666
1670 #define TDS_MS_VER(maj,min,x) (0x80000000u|((maj)<<24)|((min)<<16)|(x))
1671
1672 /* TODO test if not similar to ms one*/
1674 #define TDS_SYB_VER(maj,min,x) (((maj)<<24)|((min)<<16)|(x)<<8)
1675
1676 #ifdef __cplusplus
1677 #if 0
1678 {
1679 #endif
1680 }
1681 #endif
1682
1683 #include <freetds/popvis.h>
1684
1685 #define TDS_PUT_INT(tds,v) tds_put_int((tds), ((TDS_INT)(v)))
1686 #define TDS_PUT_SMALLINT(tds,v) tds_put_smallint((tds), ((TDS_SMALLINT)(v)))
1687 #define TDS_PUT_BYTE(tds,v) tds_put_byte((tds), ((unsigned char)(v)))
1688
1689 #endif /* _tds_h_ */
tds_cursor_status
Definition: tds.h:940
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:1202
tds_goodwrite
int tds_goodwrite(TDSSOCKET *tds, const unsigned char *buffer, size_t buflen)
Definition: net.c:821
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:3121
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_timestamp_str
char * tds_timestamp_str(char *str, int maxlen)
Definition: threadsafe.c:101
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:2129
tds_bcp_start
TDSRET tds_bcp_start(TDSSOCKET *tds, TDSBCPINFO *bcpinfo)
Start sending BCP data to server.
Definition: bulk.c:815
tds_read_conf_file
int tds_read_conf_file(TDSLOGIN *login, const char *server)
Read configuration info for given server return 0 on error.
Definition: config.c:342
tds_read_conf_section
int 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:499
tds_socket::out_buf
unsigned char * out_buf
Output buffer.
Definition: tds.h:1194
tds_flush_packet
TDSRET tds_flush_packet(TDSSOCKET *tds)
Flush packet to server.
Definition: write.c:285
tds_submit_unprepare
TDSRET tds_submit_unprepare(TDSSOCKET *tds, TDSDYNAMIC *dyn)
Send a unprepare request for a prepared query.
Definition: query.c:1891
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:750
tds_fix_login
void tds_fix_login(TDSLOGIN *login)
Fix configuration after reading it.
Definition: config.c:281
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:1239
tds_capabilities
Definition: tds.h:543
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:1131
tds_deferred_cursor_dealloc
TDSRET tds_deferred_cursor_dealloc(TDSCONNECTION *conn, TDSCURSOR *cursor)
Deallocate cursor on idle.
Definition: query.c:3136
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:729
tds_bcpinfo
Definition: tds.h:1605
tds_option_arg
Definition: tds.h:325
tds_dynamic::query
char * query
saved query, we need to know original query if prepare is impossible
Definition: tds.h:1044
tds_cursor::type
TDS_INT type
row fetched from this cursor
Definition: tds.h:991
tds_submit_prepare
TDSRET tds_submit_prepare(TDSSOCKET *tds, const char *query, const char *id, TDSDYNAMIC **dyn_out, TDSPARAMINFO *params)
tds_submit_prepare() creates a temporary stored procedure in the server.
Definition: query.c:1173
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:225
tds_poll_wakeup
Definition: tds.h:1096
tds_dstr
Structure to hold a string.
Definition: tds.h:94
tds_socket::in_len
unsigned in_len
input buffer length
Definition: tds.h:1203
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:247
tds_count_placeholders
int tds_count_placeholders(const char *query)
Count the number of placeholders in query.
Definition: query.c:590
tds_bcp_start_copy_in
TDSRET tds_bcp_start_copy_in(TDSSOCKET *tds, TDSBCPINFO *bcpinfo)
Start bulk copy to server.
Definition: bulk.c:862
tds_context
Definition: tds.h:1063
tds_env::charset
char * charset
character set encoding
Definition: tds.h:1003
tds_cursor::next
struct tds_cursor * next
next in linked list, keep first
Definition: tds.h:973
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:123
tds_states
tds_states
values for tds->state
Definition: tds.h:823
tds_column::column_size
TDS_INT column_size
maximun size of data.
Definition: tds.h:732
tds_close_socket
void tds_close_socket(TDSSOCKET *tds)
Close current socket.
Definition: net.c:384
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:1312
tdserror
int tdserror(const TDSCONTEXT *tds_ctx, TDSSOCKET *tds, int msgno, int errnum)
Call the client library&#39;s error handler (for library-generated errors only)
Definition: util.c:310
tds_numeric_to_string
TDS_INT tds_numeric_to_string(const TDS_NUMERIC *numeric, char *s)
Definition: numeric.c:94
tdsdaterec::minute
TDS_INT minute
0-59
Definition: tds.h:166
tds_env::block_size
int block_size
packet size (512-65535)
Definition: tds.h:1000
TDS_DONE_ERROR
error occurred
Definition: tds.h:250
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:184
tds_lookup_host
struct addrinfo * tds_lookup_host(const char *servername)
Get the IP address for a hostname.
Definition: config.c:960
tds7_get_instance_port
int tds7_get_instance_port(struct addrinfo *addr, const char *instance)
Get port of given instance.
Definition: net.c:1063
tds_skip_comment
const char * tds_skip_comment(const char *s)
Skip a comment in a query.
Definition: query.c:509
tds_capability_type
Definition: tds.h:536
tds_socket
Information for a server connection.
Definition: tds.h:1174
TDSRESULTINFO
struct tds_result_info TDSRESULTINFO
Hold information for any results.
tds_socket::rows_affected
TDS_INT8 rows_affected
rows updated/deleted/inserted/selected, TDS_NO_COUNT if not valid
Definition: tds.h:1242
tds_quote_string
size_t tds_quote_string(TDSSOCKET *tds, char *buffer, const char *str, int len)
Quote a string.
Definition: query.c:2316
tds_socket::out_flag
unsigned char out_flag
output buffer type
Definition: tds.h:1205
TDSVARIANT
struct tds_variant TDSVARIANT
Store variant informations.
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:1023
tds_process_cancel
TDSRET tds_process_cancel(TDSSOCKET *tds)
Definition: token.c:2513
tds71_submit_prepexec
TDSRET tds71_submit_prepexec(TDSSOCKET *tds, const char *query, const char *id, TDSDYNAMIC **dyn_out, TDSPARAMINFO *params)
tds71_submit_prepexec() creates a temporary stored procedure in the server.
Definition: query.c:1463
tds_socket::in_flag
unsigned char in_flag
input buffer type
Definition: tds.h:1204
tdsdump_off
void tdsdump_off(void)
Temporarily turn off logging.
Definition: log.c:75
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:2716
tds_detach_results
void tds_detach_results(TDSRESULTINFO *info)
Detach result info from it current socket.
Definition: mem.c:485
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_free_param_result
void tds_free_param_result(TDSPARAMINFO *param_info)
Delete latest parameter.
Definition: mem.c:317
tds_cursor_dealloc
TDSRET tds_cursor_dealloc(TDSSOCKET *tds, TDSCURSOR *cursor)
Send a deallocation request to server.
Definition: query.c:3085
TDS_DEAD
no connection
Definition: tds.h:830
tds_iconv_alloc
int tds_iconv_alloc(TDSCONNECTION *conn)
Allocate iconv stuff.
Definition: iconv.c:265
tds_login
Definition: tds.h:549
tds_submit_execute
TDSRET tds_submit_execute(TDSSOCKET *tds, TDSDYNAMIC *dyn)
tds_submit_execute() sends a previously prepared dynamic statement to the server. ...
Definition: query.c:1733
tds_cursor::query
char * query
SQL query.
Definition: tds.h:982
TDS_DONE_FINAL
final result set, command completed successfully.
Definition: tds.h:248
tds_dynamic::params
TDSPARAMINFO * params
query parameters.
Definition: tds.h:1042
tds_dynamic::num_id
TDS_INT num_id
numeric id for mssql7+
Definition: tds.h:1016
TDS_DATETIMEALL::time
TDS_UINT8 time
time, 7 digit precision
Definition: tds.h:146
tds_socket::login
TDSLOGIN * login
config for login stuff.
Definition: tds.h:1247
tdsdump_open
int tdsdump_open(const char *filename)
Create and truncate a human readable dump file for the TDS traffic.
Definition: log.c:111
tds_getservice
int tds_getservice(const char *name)
Return service port given the name.
Definition: threadsafe.c:343
tds_dynamic::res_info
TDSPARAMINFO * res_info
query results
Definition: tds.h:1034
tds_login::password
DSTR password
password of account login
Definition: tds.h:568
tds_encoding::canonic
unsigned char canonic
internal numeric index into array of all encodings
Definition: tds.h:655
tds_deferred_unprepare
TDSRET tds_deferred_unprepare(TDSCONNECTION *conn, TDSDYNAMIC *dyn)
Unprepare dynamic on idle.
Definition: query.c:1868
tds_skip_quoted
const char * tds_skip_quoted(const char *s)
Skip quoting string (like &#39;sfsf&#39;, "dflkdj" or [dfkjd])
Definition: query.c:534
tds_socket::current_results
TDSRESULTINFO * current_results
Current query information.
Definition: tds.h:1227
DSTR
struct tds_dstr * DSTR
Structure to hold a string.
tds_quote_id
size_t tds_quote_id(TDSSOCKET *tds, char *buffer, const char *id, int idlen)
Quote an id.
Definition: query.c:2272
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 TDS 7...
Definition: tds_types.h:57
tds_socket::in_buf
unsigned char * in_buf
Input buffer.
Definition: tds.h:1187
tdsdaterec::year
TDS_INT year
year
Definition: tds.h:159
tdsdaterec::dayofyear
TDS_INT dayofyear
day of year (1-366)
Definition: tds.h:163
TDS_DONE_COUNT
count field in packet is valid
Definition: tds.h:253
tds_encoding
Information relevant to libiconv.
Definition: tds.h:648
tds_peek
unsigned char tds_peek(TDSSOCKET *tds)
Reads a byte from the TDS stream without removing it.
Definition: read.c:100
tds_release_dynamic
void tds_release_dynamic(TDSDYNAMIC **dyn)
Frees dynamic statement.
Definition: mem.c:250
TDS_PENDING
cilent is waiting for data
Definition: tds.h:828
tds_connection::product_version
TDS_UINT product_version
version of product (Sybase/MS and full version)
Definition: tds.h:1105
TDS_DONE_CANCELLED
acknowledging an attention command (usually a cancel)
Definition: tds.h:254
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:855
tds_login::user_name
DSTR user_name
account for login
Definition: tds.h:567
tds_submit_query
TDSRET tds_submit_query(TDSSOCKET *tds, const char *query)
tds_submit_query() sends a language string to the database server for processing. ...
Definition: query.c:205
tds_writetext_end
TDSRET tds_writetext_end(TDSSOCKET *tds)
Finish sending writetext data.
Definition: bulk.c:1148
tds_set_interfaces_file_loc
TDSRET tds_set_interfaces_file_loc(const char *interfloc)
Set the full name of interface file.
Definition: config.c:934
tds_login::server_realm_name
DSTR server_realm_name
server realm name (in freetds.conf)
Definition: tds.h:560
tds_env::database
char * database
database name
Definition: tds.h:1005
tds_column::column_type
TDS_SERVER_TYPE column_type
This type can be different from wire type because conversion (e.g.
Definition: tds.h:734
tds_column::column_scale
TDS_TINYINT column_scale
scale for decimal/numeric
Definition: tds.h:742
tds_config_verstr
TDS_USMALLINT * tds_config_verstr(const char *tdsver, TDSLOGIN *login)
Set TDS version from given string.
Definition: config.c:891
tds_set_cur_dyn
void tds_set_cur_dyn(TDSSOCKET *tds, TDSDYNAMIC *dyn)
Set current dynamic.
Definition: query.c:187
tdsdump_col
void tdsdump_col(const TDSCOLUMN *col)
Write a column value to the debug log.
Definition: log.c:407
tds_get_locale
TDSLOCALE * tds_get_locale(void)
Get locale information.
Definition: locale.c:50
tds_submit_begin_tran
TDSRET tds_submit_begin_tran(TDSSOCKET *tds)
Send a rollback request.
Definition: query.c:3705
tds_start_query
void tds_start_query(TDSSOCKET *tds, unsigned char packet_type)
Start query packet of a given type.
Definition: query.c:343
tds_free_input_params
void tds_free_input_params(TDSDYNAMIC *dyn)
Frees all allocated input parameters of a dynamic statement.
Definition: mem.c:203
tdsdump_on
void tdsdump_on(void)
Turn logging back on.
Definition: log.c:87
tds_login::tds_version
TDS_USMALLINT tds_version
TDS version.
Definition: tds.h:553
tds_result_info
Hold information for any results.
Definition: tds.h:803
tds_fix_column_size
size_t tds_fix_column_size(TDSSOCKET *tds, TDSCOLUMN *curcol)
Get column size for wire.
Definition: query.c:1558
tds_alloc_param_result
TDSPARAMINFO * tds_alloc_param_result(TDSPARAMINFO *old_param)
Adds a output parameter to TDSPARAMINFO.
Definition: mem.c:281
TDS_DONE_MORE_RESULTS
more results follow
Definition: tds.h:249
tds_dynamic::ref_count
TDS_INT ref_count
reference counter so client can retain safely a pointer
Definition: tds.h:1014
tds_dynamic::next
struct tds_dynamic * next
next in linked list, keep first
Definition: tds.h:1013
TDS_DATETIMEALL::offset
TDS_SMALLINT offset
time offset
Definition: tds.h:148
TDS_COMPILETIME_SETTINGS
struct tds_compiletime_settings TDS_COMPILETIME_SETTINGS
A structure to hold all the compile-time settings.
tds_bcp_done
TDSRET tds_bcp_done(TDSSOCKET *tds, int *rows_copied)
Tell we finished sending BCP data to server.
Definition: bulk.c:785
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:122
tdsdaterec::day
TDS_INT day
day of month (1-31)
Definition: tds.h:162
TDSENV
struct tds_env TDSENV
Current environment as reported by the server.
tds_login::cafile
DSTR cafile
certificate authorities file
Definition: tds.h:563
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:3422
TDS_IDLE
no data expected
Definition: tds.h:825
tds_socket::has_status
TDS_TINYINT has_status
true is ret_status is valid
Definition: tds.h:1234
tds_alloc_dynamic
TDSDYNAMIC * tds_alloc_dynamic(TDSCONNECTION *conn, const char *id)
Allocate a dynamic statement.
Definition: mem.c:157
tds_login::server_name
DSTR server_name
server name (in freetds.conf)
Definition: tds.h:551
tds_connection::dyns
TDSDYNAMIC * dyns
list of dynamic allocated for this connection contains only dynamic allocated on the server ...
Definition: tds.h:1124
TDS_READING
client is reading data
Definition: tds.h:829
tds_column::char_conv
TDSICONV * char_conv
refers to previously allocated iconv information
Definition: tds.h:750
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:3249
tds_submit_rpc
TDSRET tds_submit_rpc(TDSSOCKET *tds, const char *rpc_name, TDSPARAMINFO *params, TDSHEADERS *head)
tds_submit_rpc() call a RPC from server.
Definition: query.c:2025
tds_ntlm_get_auth
TDSAUTHENTICATION * tds_ntlm_get_auth(TDSSOCKET *tds)
Build a NTLMSPP packet to send to server.
Definition: challenge.c:690
tds_get_n
void * 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:248
tds_locale
Definition: tds.h:612
tdsdaterec::month
TDS_INT month
month number (0-11)
Definition: tds.h:161
TDSDYNAMIC
struct tds_dynamic TDSDYNAMIC
Holds information for a dynamic (also called prepared) query.
tds_login::new_password
DSTR new_password
new password to set (TDS 7.2+)
Definition: tds.h:569
tds_env
Current environment as reported by the server.
Definition: tds.h:997
tdsdaterec::decimicrosecond
TDS_INT decimicrosecond
0-9999999
Definition: tds.h:168
tds_next_placeholder
const char * tds_next_placeholder(const char *start)
Get position of next placeholder.
Definition: query.c:554
tds_cursor::status
TDS_CURSOR_STATUS status
cursor parameter
Definition: tds.h:988
tds_get_byte
unsigned char tds_get_byte(TDSSOCKET *tds)
Return a single byte from the input buffer.
Definition: read.c:72
tdsdump_close
void tdsdump_close(void)
Close the TDS dump log file.
Definition: log.c:192
TDSBLOB
struct tds_blob TDSBLOB
Information about blobs (e.g.
tds_socket::send_packet
TDSPACKET * send_packet
packet we are preparing to send
Definition: tds.h:1220
tds_cursor::defer_close
TDS_TINYINT defer_close
true if cursor was marker to be closed when connection is idle
Definition: tds.h:981
tds_prtype
const char * tds_prtype(int token)
Returns string representation of the given type.
Definition: token.c:3021
tds_login::ip_addrs
struct addrinfo * ip_addrs
ip(s) of server
Definition: tds.h:579
tds_encoding::name
const char * name
name of the encoding (ie UTF-8)
Definition: tds.h:651
tds_get_usmallint
TDS_USMALLINT tds_get_usmallint(TDSSOCKET *tds)
Get an int16 from the server.
Definition: read.c:113
tds_connection::env
TDSENV env
environment is shared between all sessions
Definition: tds.h:1113
TDS_DATETIMEALL::date
TDS_INT date
date, 0 = 1900-01-01
Definition: tds.h:147
tds_alloc_param_data
void * tds_alloc_param_data(TDSCOLUMN *curparam)
Allocate data for a parameter.
Definition: mem.c:361
tds_needs_unprepare
int tds_needs_unprepare(TDSCONNECTION *conn, TDSDYNAMIC *dyn)
Check if dynamic request must be unprepared.
Definition: query.c:1846
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:1093
tds_column_funcs
Definition: tds.h:674
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:334
tdsdaterec
Used by tds_datecrack.
Definition: tds.h:157
tds_packet
Definition: tds.h:1088
tds_cursor::cursor_name
char * cursor_name
name of the cursor
Definition: tds.h:975
tds_variant
Store variant informations.
Definition: tds.h:634
tds_submit_commit
TDSRET tds_submit_commit(TDSSOCKET *tds, int cont)
Send a commit request.
Definition: query.c:3764
tdsnumeric
Definition: proto.h:25
tds_process_tokens
TDSRET tds_process_tokens(TDSSOCKET *tds, TDS_INT *result_type, int *done_flags, unsigned flag)
process all streams.
Definition: token.c:508
tds_condition
Definition: thread.h:255
tds_headers
Definition: tds.h:604
tds_cursor::cursor_id
TDS_INT cursor_id
cursor id returned by the server after cursor declare
Definition: tds.h:976
TDS_DONE_SRVERROR
SQL server server error.
Definition: tds.h:256
tds_bcp_directions
tds_bcp_directions
bcp direction
Definition: tds.h:1598
tds_cursor::options
TDS_TINYINT options
read only|updatable TODO use it
Definition: tds.h:977
TDS_ENCODING
struct tds_encoding TDS_ENCODING
Information relevant to libiconv.
tds_dynamic::emulated
TDS_TINYINT emulated
this dynamic query cannot be prepared so libTDS have to construct a simple query. ...
Definition: tds.h:1028
tds_write_dump
int tds_write_dump
Tell if TDS debug logging is turned on or off.
Definition: log.c:57
tds_end
tds_end
Flags returned in TDS_DONE token.
Definition: tds.h:246
tds_socket::cur_dyn
TDSDYNAMIC * cur_dyn
dynamic structure in use
Definition: tds.h:1245
tds_get_uint8
TDS_UINT8 tds_get_uint8(TDSSOCKET *tds)
Get an uint64 from the server.
Definition: read.c:148
tds_connection::s
TDS_SYS_SOCKET s
tcp socket, INVALID_SOCKET if not connected
Definition: tds.h:1108
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
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:353
tdsdaterec::hour
TDS_INT hour
0-23
Definition: tds.h:165
tds_upd_col
Definition: tds.h:926
tds_column::column_prec
TDS_TINYINT column_prec
precision for decimal/numeric
Definition: tds.h:741
tdsdaterec::timezone
TDS_INT timezone
-840 - 840 minutes from UTC
Definition: tds.h:169
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:397
tds_dynamic::defer_close
TDS_TINYINT defer_close
true if dynamic was marker to be closed when connection is idle
Definition: tds.h:1032
tds_submit_rollback
TDSRET tds_submit_rollback(TDSSOCKET *tds, int cont)
Send a rollback request.
Definition: query.c:3733
tdsiconvinfo
Definition: iconv.h:91
tds_select
int tds_select(TDSSOCKET *tds, unsigned tds_sel, int timeout_seconds)
Select on a socket until it&#39;s available or the timeout expires.
Definition: net.c:446
tds_bcpcoldata
Definition: tds.h:658
tds_submit_queryf
TDSRET tds_submit_queryf(TDSSOCKET *tds, const char *queryf,...)
Format and submit a query.
Definition: query.c:486
tds_read_packet
int tds_read_packet(TDSSOCKET *tds)
Read in one &#39;packet&#39; from the server.
Definition: packet.c:530
TDS_SENDING
client would send data
Definition: tds.h:827
tds_socket::cur_cursor
TDSCURSOR * cur_cursor
cursor in use
Definition: tds.h:1232
tdsmoney
Definition: proto.h:38
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:1310
tds_socket::out_pos
unsigned out_pos
current position in out_buf
Definition: tds.h:1202
tds_blob
Information about blobs (e.g.
Definition: tds.h:623
tds_login::crlfile
DSTR crlfile
certificate revocation file
Definition: tds.h:564
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:93
tds_submit_query_params
TDSRET tds_submit_query_params(TDSSOCKET *tds, const char *query, TDSPARAMINFO *params, TDSHEADERS *head)
tds_submit_query_params() sends a language string to the database server for processing.
Definition: query.c:361
tds_socket::ret_status
TDS_INT ret_status
return status from store procedure
Definition: tds.h:1236
tds_login::db_filename
DSTR db_filename
database filename to attach (MSSQL)
Definition: tds.h:562
tds_socket::in_row
bool in_row
true if we are getting rows
Definition: tds.h:1235
tds_alloc_row
TDSRET tds_alloc_row(TDSRESULTINFO *res_info)
Allocate space for row store return NULL on out of memory.
Definition: mem.c:521
tds_connection::cursors
TDSCURSOR * cursors
linked list of cursors allocated for this connection contains only cursors allocated on the server ...
Definition: tds.h:1119
tds_compiletime_settings
A structure to hold all the compile-time settings.
Definition: tds.h:72
TDS_WRITING
client is writing data
Definition: tds.h:826
tds_multiple
Definition: tds.h:1053
tds_login::port
int port
port of database service
Definition: tds.h:552
tds_socket::out_buf_max
unsigned int out_buf_max
Maximum size of packet pointed by out_buf.
Definition: tds.h:1200
tds_unget_byte
void tds_unget_byte(TDSSOCKET *tds)
Unget will always work as long as you don&#39;t call it twice in a row.
Definition: read.c:89
tds_realloc
void * tds_realloc(void **pp, size_t new_size)
Reallocate a pointer and update it if success.
Definition: mem.c:1815
TDS_DONE_INXACT
transaction in progress
Definition: tds.h:251
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:213
tds_lookup_dynamic
TDSDYNAMIC * tds_lookup_dynamic(TDSCONNECTION *conn, const char *id)
Finds a dynamic given string id.
Definition: token.c:2546
tdsdaterec::quarter
TDS_INT quarter
quarter (0-3)
Definition: tds.h:160
tds_cursor
Holds informations about a cursor.
Definition: tds.h:971
tds_socket_set_nonblocking
int tds_socket_set_nonblocking(TDS_SYS_SOCKET sock)
Set socket to non-blocking.
Definition: net.c:164
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:311
tds_get_homedir
char * tds_get_homedir(void)
Get user home directory.
Definition: threadsafe.c:411
TDSDATEREC
struct tdsdaterec TDSDATEREC
Used by tds_datecrack.
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:796
tds_message
Definition: tds.h:910
tds_login::server_spn
DSTR server_spn
server SPN (in freetds.conf)
Definition: tds.h:561
tds_socket::in_pos
unsigned in_pos
current position in in_buf
Definition: tds.h:1201
tdsdaterec::second
TDS_INT second
0-59
Definition: tds.h:167
tds_column
Metadata about columns in regular and compute rows.
Definition: tds.h:726
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:255
tds_get_uint
TDS_UINT tds_get_uint(TDSSOCKET *tds)
Get an int32 from the server.
Definition: read.c:131
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:137
tdsdaterec::weekday
TDS_INT weekday
day of week (0-6, 0 = sunday)
Definition: tds.h:164
tds_socket::bulk_query
TDS_TINYINT bulk_query
true is query sent was a bulk query so we need to switch state to QUERYING
Definition: tds.h:1233
tds_align_struct
Definition: tds.h:527
tds_bcp_init
TDSRET tds_bcp_init(TDSSOCKET *tds, TDSBCPINFO *bcpinfo)
Initialize BCP information.
Definition: bulk.c:82
tds_cursor::ref_count
TDS_INT ref_count
reference counter so client can retain safely a pointer
Definition: tds.h:974
tds_connection
Definition: tds.h:1102
tds_cursor::cursor_rows
TDS_INT cursor_rows
< number of updatable columns
Definition: tds.h:986
tds_column::column_cur_size
TDS_INT column_cur_size
size written in variable (ie: char, text, binary).
Definition: tds.h:773
TDS_DATETIMEALL
this structure is not directed connected to a TDS protocol but keeps any DATE/TIME information...
Definition: tds.h:144
TDS_STATE
enum tds_states TDS_STATE
values for tds->state
TDS_DONE_PROC
results are from a stored procedure
Definition: tds.h:252
TDSCURSOR
struct tds_cursor TDSCURSOR
Holds informations about a cursor.
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:739
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:796
tds_authentication
Definition: tds.h:1080
tds_login::server_charset
DSTR server_charset
charset of server e.g.
Definition: tds.h:556
tds7_get_instance_ports
int tds7_get_instance_ports(FILE *output, struct addrinfo *addr)
Get port of all instances.
Definition: net.c:927
tds_dynamic
Holds information for a dynamic (also called prepared) query.
Definition: tds.h:1011
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_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:294