39 #include <netinet/in.h>
42 #include <arpa/inet.h>
51 #include <freetds/version.h>
52 #include "tds_sysdep_public.h"
53 #include <freetds/sysdep_private.h>
54 #include <freetds/thread.h>
55 #include "replacements.h"
57 #include <freetds/pushvis.h>
74 const char *freetds_version;
75 const char *sysconfdir;
76 const char *last_update;
121 typedef char TDS_CHAR;
122 typedef unsigned char TDS_UCHAR;
123 typedef unsigned char TDS_TINYINT;
124 typedef tds_sysdep_int16_type TDS_SMALLINT;
125 typedef unsigned tds_sysdep_int16_type TDS_USMALLINT;
126 typedef tds_sysdep_int32_type TDS_INT;
127 typedef unsigned tds_sysdep_int32_type TDS_UINT;
128 typedef tds_sysdep_real32_type TDS_REAL;
129 typedef tds_sysdep_real64_type TDS_FLOAT;
130 typedef tds_sysdep_int64_type TDS_INT8;
131 typedef unsigned tds_sysdep_int64_type TDS_UINT8;
132 typedef tds_sysdep_intptr_type TDS_INTPTR;
133 typedef unsigned tds_sysdep_intptr_type TDS_UINTPTR;
135 #include <freetds/proto.h>
146 TDS_USMALLINT time_prec:3;
147 TDS_USMALLINT _res:10;
148 TDS_USMALLINT has_time:1;
149 TDS_USMALLINT has_date:1;
150 TDS_USMALLINT has_offset:1;
178 #define TDS_NO_MORE_RESULTS ((TDSRET)1)
179 #define TDS_SUCCESS ((TDSRET)0)
180 #define TDS_FAIL ((TDSRET)-1)
181 #define TDS_CANCELLED ((TDSRET)-2)
182 #define TDS_FAILED(rc) ((rc)<0)
183 #define TDS_SUCCEED(rc) ((rc)>=0)
185 #define TDS_INT_CONTINUE 1
186 #define TDS_INT_CANCEL 2
187 #define TDS_INT_TIMEOUT 3
190 #define TDS_NO_COUNT -1
192 #define TDS_ROW_RESULT 4040
193 #define TDS_PARAM_RESULT 4042
194 #define TDS_STATUS_RESULT 4043
195 #define TDS_MSG_RESULT 4044
196 #define TDS_COMPUTE_RESULT 4045
197 #define TDS_CMD_DONE 4046
198 #define TDS_CMD_SUCCEED 4047
199 #define TDS_CMD_FAIL 4048
200 #define TDS_ROWFMT_RESULT 4049
201 #define TDS_COMPUTEFMT_RESULT 4050
202 #define TDS_DESCRIBE_RESULT 4051
203 #define TDS_DONE_RESULT 4052
204 #define TDS_DONEPROC_RESULT 4053
205 #define TDS_DONEINPROC_RESULT 4054
206 #define TDS_OTHERS_RESULT 4055
208 enum tds_token_results
210 TDS_TOKEN_RES_OTHERS,
211 TDS_TOKEN_RES_ROWFMT,
212 TDS_TOKEN_RES_COMPUTEFMT,
213 TDS_TOKEN_RES_PARAMFMT,
216 TDS_TOKEN_RES_COMPUTE,
222 #define TDS_TOKEN_FLAG(flag) TDS_RETURN_##flag = (1 << (TDS_TOKEN_RES_##flag*2)), TDS_STOPAT_##flag = (2 << (TDS_TOKEN_RES_##flag*2))
227 TDS_TOKEN_FLAG(OTHERS),
228 TDS_TOKEN_FLAG(ROWFMT),
229 TDS_TOKEN_FLAG(COMPUTEFMT),
230 TDS_TOKEN_FLAG(PARAMFMT),
231 TDS_TOKEN_FLAG(DONE),
233 TDS_TOKEN_FLAG(COMPUTE),
234 TDS_TOKEN_FLAG(PROC),
237 TDS_TOKEN_RESULTS = TDS_RETURN_ROWFMT|TDS_RETURN_COMPUTEFMT|TDS_RETURN_DONE|TDS_STOPAT_ROW|TDS_STOPAT_COMPUTE|TDS_RETURN_PROC,
238 TDS_TOKEN_TRAILING = TDS_STOPAT_ROWFMT|TDS_STOPAT_COMPUTEFMT|TDS_STOPAT_ROW|TDS_STOPAT_COMPUTE|TDS_STOPAT_MSG|TDS_STOPAT_OTHERS
253 , TDS_DONE_EVENT = 0x40
257 , TDS_DONE_NO_TRAN = 0
258 , TDS_DONE_TRAN_SUCCEED = 1
259 , TDS_DONE_TRAN_PROGRESS= 2
260 , TDS_DONE_STMT_ABORT = 3
261 , TDS_DONE_TRAN_ABORT = 4
271 typedef enum { TDSEOK = TDS_SUCCESS,
274 TDSEICONVAVAIL = 2401,
277 TDSEICONV2BIG = 2404,
278 TDSEPORTINSTANCE = 2500,
303 TDSEBPROBADTYP = 20250,
309 TDS_CUR_ISTAT_UNUSED = 0x00,
310 TDS_CUR_ISTAT_DECLARED = 0x01,
311 TDS_CUR_ISTAT_OPEN = 0x02,
312 TDS_CUR_ISTAT_CLOSED = 0x04,
313 TDS_CUR_ISTAT_RDONLY = 0x08,
314 TDS_CUR_ISTAT_UPDATABLE = 0x10,
315 TDS_CUR_ISTAT_ROWCNT = 0x20,
316 TDS_CUR_ISTAT_DEALLOC = 0x40
320 #define TDS_NULLTERM -9
331 typedef enum tds_encryption_level {
332 TDS_ENCRYPTION_OFF, TDS_ENCRYPTION_REQUEST, TDS_ENCRYPTION_REQUIRE
333 } TDS_ENCRYPTION_LEVEL;
335 #define TDS_ZERO_FREE(x) do {free((x)); (x) = NULL;} while(0)
336 #define TDS_VECTOR_SIZE(x) (sizeof(x)/sizeof(x[0]))
338 #define TDS_OFFSET(str, field) offsetof(str, field)
340 #define TDS_OFFSET(str, field) (((char*)&((str*)0)->field)-((char*)0))
343 #if defined(__GNUC__) && __GNUC__ >= 3
344 # define TDS_LIKELY(x) __builtin_expect(!!(x), 1)
345 # define TDS_UNLIKELY(x) __builtin_expect(!!(x), 0)
347 # define TDS_LIKELY(x) (x)
348 # define TDS_UNLIKELY(x) (x)
351 #if ENABLE_EXTRA_CHECKS
352 # if defined(__GNUC__) && __GNUC__ >= 2
353 # define TDS_COMPILE_CHECK(name,check) \
354 extern int name[(check)?1:-1] __attribute__ ((unused))
356 # define TDS_COMPILE_CHECK(name,check) \
357 extern int name[(check)?1:-1]
360 # define TDS_COMPILE_CHECK(name,check) \
361 extern int disabled_check_##name
369 #define TDS_BYTE_SWAP16(value) \
370 (((((unsigned short)value)<<8) & 0xFF00) | \
371 ((((unsigned short)value)>>8) & 0x00FF))
373 #define TDS_BYTE_SWAP32(value) \
374 (((((unsigned long)value)<<24) & 0xFF000000) | \
375 ((((unsigned long)value)<< 8) & 0x00FF0000) | \
376 ((((unsigned long)value)>> 8) & 0x0000FF00) | \
377 ((((unsigned long)value)>>24) & 0x000000FF))
379 #define is_end_token(x) (x==TDS_DONE_TOKEN || \
380 x==TDS_DONEPROC_TOKEN || \
381 x==TDS_DONEINPROC_TOKEN)
384 TDS_TYPEFLAG_INVALID = 0,
385 TDS_TYPEFLAG_NULLABLE = 1,
386 TDS_TYPEFLAG_FIXED = 2,
387 TDS_TYPEFLAG_VARIABLE = 4,
388 TDS_TYPEFLAG_COLLATE = 8,
389 TDS_TYPEFLAG_ASCII = 16,
390 TDS_TYPEFLAG_UNICODE = 32,
391 TDS_TYPEFLAG_NUMERIC = 64,
394 extern const unsigned char tds_type_flags_ms[256];
396 extern const unsigned char tds_type_flags_syb[256];
397 extern const char *
const tds_type_names[256];
400 #define is_fixed_type(x) ((tds_type_flags_ms[x] & TDS_TYPEFLAG_FIXED) != 0)
401 #define is_nullable_type(x) ((tds_type_flags_ms[x] & TDS_TYPEFLAG_NULLABLE) != 0)
402 #define is_variable_type(x) ((tds_type_flags_ms[x] & TDS_TYPEFLAG_VARIABLE) != 0)
405 #define is_blob_type(x) ((x)==SYBTEXT || (x)==SYBIMAGE || (x)==SYBNTEXT)
406 #define is_blob_col(x) ((x)->column_varint_size > 2)
409 #define is_numeric_type(x) ((x)==SYBNUMERIC || (x)==SYBDECIMAL)
411 #define is_datetime_type(x) ((x)==SYBDATETIME4 || (x)==SYBDATETIME || ((x)>=SYBMSDATETIME2 && (x)<=SYBMSDATETIMEOFFSET))
412 #define is_unicode_type(x) ((tds_type_flags_ms[x] & TDS_TYPEFLAG_UNICODE) != 0)
413 #define is_collate_type(x) ((tds_type_flags_ms[x] & TDS_TYPEFLAG_COLLATE) != 0)
414 #define is_ascii_type(x) ((tds_type_flags_ms[x] & TDS_TYPEFLAG_ASCII) != 0)
415 #define is_char_type(x) ((tds_type_flags_ms[x] & (TDS_TYPEFLAG_ASCII|TDS_TYPEFLAG_UNICODE)) != 0)
416 #define is_similar_type(x, y) (is_char_type(x) && is_char_type(y))
419 #define TDS_MAX_CAPABILITY 26
420 #define MAXPRECISION 77
421 #define TDS_MAX_CONN 4096
422 #define TDS_MAX_DYNID_LEN 30
425 #define TDS_DEF_SERVER "SYBASE"
426 #define TDS_DEF_BLKSZ 512
427 #define TDS_DEF_CHARSET "iso_1"
428 #define TDS_DEF_LANG "us_english"
430 #define TDS_DEFAULT_VERSION 0x402
431 #define TDS_DEF_PORT 1433
433 #define TDS_DEFAULT_VERSION 0x406
434 #define TDS_DEF_PORT 4000
436 #define TDS_DEFAULT_VERSION 0x700
437 #define TDS_DEF_PORT 1433
439 #define TDS_DEFAULT_VERSION 0x701
440 #define TDS_DEF_PORT 1433
442 #define TDS_DEFAULT_VERSION 0x702
443 #define TDS_DEF_PORT 1433
445 #define TDS_DEFAULT_VERSION 0x703
446 #define TDS_DEF_PORT 1433
448 #define TDS_DEFAULT_VERSION 0x500
449 #define TDS_DEF_PORT 4000
453 #define TDS_STR_VERSION "tds version"
454 #define TDS_STR_BLKSZ "initial block size"
455 #define TDS_STR_SWAPDT "swap broken dates"
456 #define TDS_STR_DUMPFILE "dump file"
457 #define TDS_STR_DEBUGLVL "debug level"
458 #define TDS_STR_DEBUGFLAGS "debug flags"
459 #define TDS_STR_TIMEOUT "timeout"
460 #define TDS_STR_QUERY_TIMEOUT "query timeout"
461 #define TDS_STR_CONNTIMEOUT "connect timeout"
462 #define TDS_STR_HOSTNAME "hostname"
463 #define TDS_STR_HOST "host"
464 #define TDS_STR_PORT "port"
465 #define TDS_STR_TEXTSZ "text size"
467 #define TDS_STR_EMUL_LE "emulate little endian"
468 #define TDS_STR_CHARSET "charset"
469 #define TDS_STR_CLCHARSET "client charset"
470 #define TDS_STR_USE_UTF_16 "use utf-16"
471 #define TDS_STR_LANGUAGE "language"
472 #define TDS_STR_APPENDMODE "dump file append"
473 #define TDS_STR_DATEFMT "date format"
474 #define TDS_STR_INSTANCE "instance"
475 #define TDS_STR_ASA_DATABASE "asa database"
476 #define TDS_STR_ENCRYPTION "encryption"
477 #define TDS_STR_USENTLMV2 "use ntlmv2"
478 #define TDS_STR_USELANMAN "use lanman"
480 #define TDS_STR_ENCRYPTION_OFF "off"
481 #define TDS_STR_ENCRYPTION_REQUEST "request"
482 #define TDS_STR_ENCRYPTION_REQUIRE "require"
484 #define TDS_GSSAPI_DELEGATION "enable gssapi delegation"
486 #define TDS_STR_REALM "realm"
488 #define TDS_STR_SPN "spn"
490 #define TDS_STR_CAFILE "ca file"
492 #define TDS_STR_CRLFILE "crl file"
494 #define TDS_STR_CHECKSSLHOSTNAME "check certificate hostname"
504 #define TDS_ALIGN_SIZE sizeof(tds_align_struct)
510 unsigned char values[TDS_MAX_CAPABILITY/2-2];
518 #define TDS_MAX_LOGIN_STR_SZ 128
527 TDS_INT connect_timeout;
528 DSTR client_host_name;
529 DSTR server_host_name;
539 TDS_TINYINT encryption_level;
541 TDS_INT query_timeout;
547 struct tds_addrinfo *connected_addr;
553 unsigned char option_flag2;
555 unsigned int bulk_copy:1;
556 unsigned int suppress_language:1;
557 unsigned int emul_little_endian:1;
558 unsigned int gssapi_use_delegation:1;
559 unsigned int use_ntlmv2:1;
560 unsigned int use_lanman:1;
562 unsigned int use_utf16:1;
563 unsigned int valid_configuration:1;
564 unsigned int check_ssl_hostname:1;
569 const char *qn_options;
570 const char *qn_msgtext;
578 char *server_charset;
589 TDS_CHAR textptr[16];
590 TDS_CHAR timestamp[8];
591 unsigned char valid_ptr;
604 TDS_UCHAR collation[5];
614 unsigned char min_bytes_per_char;
615 unsigned char max_bytes_per_char;
616 unsigned char canonic;
629 typedef TDS_INT tds_func_row_len(
TDSCOLUMN *col);
635 tds_func_get_info *get_info;
636 tds_func_get_data *get_data;
637 tds_func_row_len *row_len;
665 TDS_INT column_usertype;
666 TDS_INT column_flags;
690 DSTR table_column_name;
692 unsigned char *column_data;
693 void (*column_data_free)(
struct tds_column *column);
694 unsigned int column_nullable:1;
695 unsigned int column_writeable:1;
696 unsigned int column_identity:1;
697 unsigned int column_key:1;
698 unsigned int column_hidden:1;
699 unsigned int column_output:1;
700 unsigned int column_timestamp:1;
701 TDS_UCHAR column_collation[5];
704 TDS_TINYINT column_operator;
705 TDS_SMALLINT column_operand;
713 TDS_SMALLINT column_bindtype;
714 TDS_SMALLINT column_bindfmt;
715 TDS_UINT column_bindlen;
716 TDS_SMALLINT *column_nullbind;
717 TDS_CHAR *column_varaddr;
718 TDS_INT *column_lenbind;
719 TDS_INT column_textpos;
720 TDS_INT column_text_sqlgetdatapos;
721 TDS_CHAR column_text_sqlputdatainfo;
733 TDS_INT bcp_term_len;
734 TDS_CHAR *bcp_terminator;
743 TDS_USMALLINT num_cols;
744 TDS_USMALLINT computeid;
747 unsigned char *current_row;
751 TDS_SMALLINT *bycolumns;
752 TDS_USMALLINT by_cols;
753 TDS_TINYINT rows_exist;
755 TDS_TINYINT more_results;
769 typedef enum tds_operations
774 TDS_OP_CURSOR = TDS_SP_CURSOR,
775 TDS_OP_CURSOROPEN = TDS_SP_CURSOROPEN,
776 TDS_OP_CURSORPREPARE = TDS_SP_CURSORPREPARE,
777 TDS_OP_CURSOREXECUTE = TDS_SP_CURSOREXECUTE,
778 TDS_OP_CURSORPREPEXEC = TDS_SP_CURSORPREPEXEC,
779 TDS_OP_CURSORUNPREPARE = TDS_SP_CURSORUNPREPARE,
780 TDS_OP_CURSORFETCH = TDS_SP_CURSORFETCH,
781 TDS_OP_CURSOROPTION = TDS_SP_CURSOROPTION,
782 TDS_OP_CURSORCLOSE = TDS_SP_CURSORCLOSE,
783 TDS_OP_EXECUTESQL = TDS_SP_EXECUTESQL,
784 TDS_OP_PREPARE = TDS_SP_PREPARE,
785 TDS_OP_EXECUTE = TDS_SP_EXECUTE,
786 TDS_OP_PREPEXEC = TDS_SP_PREPEXEC,
787 TDS_OP_PREPEXECRPC = TDS_SP_PREPEXECRPC,
788 TDS_OP_UNPREPARE = TDS_SP_UNPREPARE,
791 TDS_OP_DYN_DEALLOC = 100,
794 #define TDS_DBG_LOGIN __FILE__, ((__LINE__ << 4) | 11)
795 #define TDS_DBG_HEADER __FILE__, ((__LINE__ << 4) | 10)
796 #define TDS_DBG_FUNC __FILE__, ((__LINE__ << 4) | 7)
797 #define TDS_DBG_INFO2 __FILE__, ((__LINE__ << 4) | 6)
798 #define TDS_DBG_INFO1 __FILE__, ((__LINE__ << 4) | 5)
799 #define TDS_DBG_NETWORK __FILE__, ((__LINE__ << 4) | 4)
800 #define TDS_DBG_WARN __FILE__, ((__LINE__ << 4) | 3)
801 #define TDS_DBG_ERROR __FILE__, ((__LINE__ << 4) | 2)
802 #define TDS_DBG_SEVERE __FILE__, ((__LINE__ << 4) | 1)
804 #define TDS_DBGFLAG_FUNC 0x80
805 #define TDS_DBGFLAG_INFO2 0x40
806 #define TDS_DBGFLAG_INFO1 0x20
807 #define TDS_DBGFLAG_NETWORK 0x10
808 #define TDS_DBGFLAG_WARN 0x08
809 #define TDS_DBGFLAG_ERROR 0x04
810 #define TDS_DBGFLAG_SEVERE 0x02
811 #define TDS_DBGFLAG_ALL 0xfff
812 #define TDS_DBGFLAG_LOGIN 0x0800
813 #define TDS_DBGFLAG_HEADER 0x0400
814 #define TDS_DBGFLAG_PID 0x1000
815 #define TDS_DBGFLAG_TIME 0x2000
816 #define TDS_DBGFLAG_SOURCE 0x4000
817 #define TDS_DBGFLAG_THREAD 0x8000
825 enum TDS_DBG_LOG_STATE
827 TDS_DBG_LOGIN = (1 << 0)
829 , TDS_DBG_API = (1 << 1)
830 , TDS_DBG_ASYNC = (1 << 2)
831 , TDS_DBG_DIAG = (1 << 3)
832 , TDS_DBG_error = (1 << 4)
835 , TDS_DBG_PACKET = (1 << 5)
836 , TDS_DBG_LIBTDS = (1 << 6)
837 , TDS_DBG_CONFIG = (1 << 7)
838 , TDS_DBG_DEFAULT = 0xFE
856 TDS_TINYINT priv_msg_type;
857 TDS_TINYINT severity;
865 TDS_INT colnamelength;
870 TDS_CURSOR_STATE_UNACTIONED = 0
871 , TDS_CURSOR_STATE_REQUESTED = 1
872 , TDS_CURSOR_STATE_SENT = 2
873 , TDS_CURSOR_STATE_ACTIONED = 3
878 TDS_CURSOR_STATE declare;
879 TDS_CURSOR_STATE cursor_row;
880 TDS_CURSOR_STATE open;
881 TDS_CURSOR_STATE fetch;
882 TDS_CURSOR_STATE close;
883 TDS_CURSOR_STATE dealloc;
886 typedef enum tds_cursor_operation
888 TDS_CURSOR_POSITION = 0,
889 TDS_CURSOR_UPDATE = 1,
890 TDS_CURSOR_DELETE = 2,
891 TDS_CURSOR_INSERT = 4
892 } TDS_CURSOR_OPERATION;
894 typedef enum tds_cursor_fetch
896 TDS_CURSOR_FETCH_NEXT = 1,
897 TDS_CURSOR_FETCH_PREV,
898 TDS_CURSOR_FETCH_FIRST,
899 TDS_CURSOR_FETCH_LAST,
900 TDS_CURSOR_FETCH_ABSOLUTE,
901 TDS_CURSOR_FETCH_RELATIVE
925 TDS_USMALLINT srv_status;
982 TDS_MULTIPLE_EXECUTE,
988 TDS_MULTIPLE_TYPE type;
1001 int (*msg_handler) (
const TDSCONTEXT *, TDSSOCKET *,
TDSMESSAGE *);
1002 int (*err_handler) (
const TDSCONTEXT *, TDSSOCKET *,
TDSMESSAGE *);
1003 int (*int_handler) (
void *);
1006 enum TDS_ICONV_ENTRY
1009 , client2server_chardata
1010 , iso2server_metadata
1011 , initial_char_conv_count
1019 TDSRET (*handle_next)(TDSSOCKET * tds,
struct tds_authentication * auth,
size_t len);
1026 unsigned len, capacity;
1027 unsigned char buf[1];
1033 TDS_USMALLINT tds_version;
1038 TDS_SYS_SOCKET s_signal, s_signaled;
1039 const TDSCONTEXT *tds_ctx;
1055 int char_conv_count;
1058 TDS_UCHAR collation[5];
1059 TDS_UCHAR tds72_transaction[8];
1062 unsigned int emul_little_endian:1;
1063 unsigned int use_iconv:1;
1064 unsigned int tds71rev1:1;
1066 #if ENABLE_ODBC_MARS
1067 unsigned int mars:1;
1069 TDSSOCKET *in_net_tds;
1073 unsigned send_pos, recv_pos;
1076 #define BUSY_SOCKET ((TDSSOCKET*)(TDS_UINTPTR)1)
1077 #define TDSSOCKET_VALID(tds) (((TDS_UINTPTR)(tds)) > 1)
1079 unsigned num_sessions;
1080 unsigned num_cached_packets;
1085 #if defined(HAVE_GNUTLS)
1086 void *tls_credentials;
1087 #elif defined(HAVE_OPENSSL)
1100 #if ENABLE_ODBC_MARS
1133 #if ENABLE_ODBC_MARS
1153 TDS_UINT num_comp_info;
1155 TDSPARAMINFO *param_info;
1166 TDS_INT query_timeout;
1173 void (*env_chg_func) (TDSSOCKET * tds,
int type,
char *oldval,
char *newval);
1174 TDS_OPERATION current_op;
1180 #define tds_get_ctx(tds) ((tds)->conn->tds_ctx)
1181 #define tds_set_ctx(tds, val) do { ((tds)->conn->tds_ctx) = (val); } while(0)
1182 #define tds_get_parent(tds) ((tds)->parent)
1183 #define tds_set_parent(tds, val) do { ((tds)->parent) = (val); } while(0)
1184 #define tds_get_s(tds) ((tds)->conn->s)
1185 #define tds_set_s(tds, val) do { ((tds)->conn->s) = (val); } while(0)
1187 int tds_init_write_buf(TDSSOCKET * tds);
1189 void tds_free_socket(TDSSOCKET * tds);
1190 void tds_free_all_results(TDSSOCKET * tds);
1192 void tds_free_param_results(TDSPARAMINFO * param_info);
1196 void tds_release_cursor(
TDSCURSOR **pcursor);
1197 void tds_free_bcp_column_data(
BCPCOLDATA * coldata);
1199 int tds_put_n(TDSSOCKET * tds,
const void *buf,
size_t n);
1201 int tds_put_int(TDSSOCKET * tds, TDS_INT i);
1202 int tds_put_int8(TDSSOCKET * tds, TDS_INT8 i);
1203 int tds_put_smallint(TDSSOCKET * tds, TDS_SMALLINT si);
1205 #define tds_put_tinyint(tds, ti) tds_put_byte(tds,ti)
1206 int tds_put_byte(TDSSOCKET * tds,
unsigned char c);
1208 TDSCOMPUTEINFO **tds_alloc_compute_results(TDSSOCKET * tds, TDS_USMALLINT num_cols, TDS_USMALLINT by_cols);
1209 TDSCONTEXT *tds_alloc_context(
void * parent);
1210 void tds_free_context(TDSCONTEXT * locale);
1214 typedef void (*TDSCONFPARSE) (
const char *option,
const char *value,
void *param);
1215 int tds_read_conf_section(FILE * in,
const char *section, TDSCONFPARSE tds_conf_parse,
void *parse_param);
1217 void tds_parse_conf_section(
const char *option,
const char *value,
void *param);
1222 TDSRET tds_lookup_host_set(
const char *servername,
struct tds_addrinfo **addr);
1223 const char *tds_addrinfo2str(
struct tds_addrinfo *addr,
char *name,
int namemax);
1226 extern const char STD_DATETIME_FMT[];
1227 int tds_config_boolean(
const char *option,
const char *value,
TDSLOGIN * login);
1232 BCPCOLDATA * tds_alloc_bcp_column_data(
unsigned int column_size);
1233 unsigned char *
tds7_crypt_pass(
const unsigned char *clear_pass,
size_t len,
unsigned char *crypt_pass);
1237 int tds_get_cardinal_type(
int datatype,
int usertype);
1242 TDSRET tds_iconv_open(
TDSCONNECTION * conn,
const char *charset,
int use_utf16);
1244 void tds_srv_charset_changed(
TDSCONNECTION * conn,
const char *charset);
1245 void tds7_srv_charset_changed(
TDSCONNECTION * conn,
int sql_collate,
int lcid);
1252 struct tm *tds_localtime_r(
const time_t *timep,
struct tm *result);
1253 struct hostent *tds_gethostbyname_r(
const char *servername,
struct hostent *result,
char *buffer,
int buflen,
int *h_errnop);
1262 void tds_release_cur_dyn(TDSSOCKET * tds)
1268 TDSSOCKET *tds_realloc_socket(TDSSOCKET * tds,
size_t bufsize);
1269 char *tds_alloc_client_sqlstate(
int msgno);
1270 char *tds_alloc_lookup_sqlstate(TDSSOCKET * tds,
int msgno);
1271 TDSLOGIN *tds_alloc_login(
int use_environment);
1273 void tds_free_login(
TDSLOGIN * login);
1277 void tds_free_locale(
TDSLOCALE * locale);
1278 TDSCURSOR * tds_alloc_cursor(TDSSOCKET * tds,
const char *name, TDS_INT namelen,
const char *query, TDS_INT querylen);
1279 void tds_free_row(
TDSRESULTINFO * res_info,
unsigned char *row);
1280 TDSSOCKET *tds_alloc_socket(TDSCONTEXT * context,
unsigned int bufsize);
1281 TDSSOCKET *tds_alloc_additional_socket(
TDSCONNECTION *conn);
1282 void tds_set_current_results(TDSSOCKET *tds,
TDSRESULTINFO *info);
1285 #define TDS_RESIZE(p, n_elem) \
1286 tds_realloc((void **) &(p), sizeof(*(p)) * (size_t) (n_elem))
1288 TDSPACKET *tds_alloc_packet(
void *buf,
unsigned len);
1290 void tds_free_packets(
TDSPACKET *packet);
1304 void tds_set_version(
TDSLOGIN *
tds_login, TDS_TINYINT major_ver, TDS_TINYINT minor_ver);
1305 int tds_connect_and_login(TDSSOCKET * tds,
TDSLOGIN * login);
1326 TDSRET tds_disconnect(TDSSOCKET * tds);
1327 size_t tds_quote_id(TDSSOCKET * tds,
char *buffer,
const char *
id,
int idlen);
1328 size_t tds_quote_string(TDSSOCKET * tds,
char *buffer,
const char *str,
int len);
1333 void tds_convert_string_free(
const char *original,
const char *converted);
1334 #if !ENABLE_EXTRA_CHECKS
1335 #define tds_convert_string_free(original, converted) \
1336 do { if (original != converted) free((char*) converted); } while(0)
1340 TDSRET tds_cursor_declare(TDSSOCKET * tds,
TDSCURSOR * cursor, TDSPARAMINFO *params,
int *send);
1341 TDSRET tds_cursor_setrows(TDSSOCKET * tds,
TDSCURSOR * cursor,
int *send);
1342 TDSRET tds_cursor_open(TDSSOCKET * tds,
TDSCURSOR * cursor, TDSPARAMINFO *params,
int *send);
1343 TDSRET tds_cursor_fetch(TDSSOCKET * tds,
TDSCURSOR * cursor, TDS_CURSOR_FETCH fetch_type, TDS_INT i_row);
1344 TDSRET tds_cursor_get_cursor_info(TDSSOCKET * tds,
TDSCURSOR * cursor, TDS_UINT * row_number, TDS_UINT * row_count);
1345 TDSRET tds_cursor_close(TDSSOCKET * tds,
TDSCURSOR * cursor);
1348 TDSRET tds_cursor_update(TDSSOCKET * tds,
TDSCURSOR * cursor, TDS_CURSOR_OPERATION op, TDS_INT i_row, TDSPARAMINFO * params);
1349 TDSRET tds_cursor_setname(TDSSOCKET * tds,
TDSCURSOR * cursor);
1351 TDSRET tds_multiple_init(TDSSOCKET *tds,
TDSMULTIPLE *multiple, TDS_MULTIPLE_TYPE type,
TDSHEADERS * head);
1352 TDSRET tds_multiple_done(TDSSOCKET *tds,
TDSMULTIPLE *multiple);
1353 TDSRET tds_multiple_query(TDSSOCKET *tds,
TDSMULTIPLE *multiple,
const char *query, TDSPARAMINFO * params);
1361 int tds5_send_optioncmd(TDSSOCKET * tds, TDS_OPTION_CMD tds_command, TDS_OPTION tds_option,
TDS_OPTION_ARG * tds_argument,
1362 TDS_INT * tds_argsize);
1363 TDSRET
tds_process_tokens(TDSSOCKET * tds, TDS_INT * result_type,
int *done_flags,
unsigned flag);
1374 extern const char tds_hex_digits[];
1378 int tds_put_buf(TDSSOCKET * tds,
const unsigned char *buf,
int dsize,
int ssize);
1383 unsigned char tds_peek(TDSSOCKET * tds);
1385 #define tds_get_smallint(tds) ((TDS_SMALLINT) tds_get_usmallint(tds))
1387 #define tds_get_int(tds) ((TDS_INT) tds_get_uint(tds))
1389 #define tds_get_int8(tds) ((TDS_INT8) tds_get_uint8(tds))
1390 size_t tds_get_string(TDSSOCKET * tds,
size_t string_len,
char *dest,
size_t dest_size);
1392 void *
tds_get_n(TDSSOCKET * tds,
void *dest,
size_t n);
1398 int tdserror (
const TDSCONTEXT * tds_ctx, TDSSOCKET * tds,
int msgno,
int errnum);
1400 void tds_swap_bytes(
void *buf,
int bytes);
1401 #ifdef ENABLE_DEVELOPING
1402 unsigned int tds_gettime_ms(
void);
1408 int tdsdump_isopen(
void);
1409 #include <freetds/popvis.h>
1411 #include <freetds/pushvis.h>
1413 void tdsdump_dump_buf(
const char* file,
unsigned int level_line,
const char *msg,
const void *buf,
size_t length);
1416 void tdsdump_log(
const char* file,
unsigned int level_line,
const char *fmt, ...)
1417 #if defined(__GNUC__) && __GNUC__ >= 2
1418 __attribute__ ((__format__ (__printf__, 3, 4)))
1421 #define TDSDUMP_LOG_FAST if (TDS_UNLIKELY(tds_write_dump)) tdsdump_log
1422 #define tdsdump_log TDSDUMP_LOG_FAST
1423 #define TDSDUMP_BUF_FAST if (TDS_UNLIKELY(tds_write_dump)) tdsdump_dump_buf
1424 #define tdsdump_dump_buf TDSDUMP_BUF_FAST
1427 extern int tds_debug_flags;
1428 extern int tds_g_append_mode;
1431 TDSERRNO tds_open_socket(TDSSOCKET * tds,
struct tds_addrinfo *ipaddr,
unsigned int port,
int timeout,
int *p_oserr);
1435 const char *tds_prwsaerror(
int erc);
1436 int tds_connection_read(TDSSOCKET * tds,
unsigned char *buf,
int buflen);
1437 int tds_connection_write(TDSSOCKET *tds,
unsigned char *buf,
int buflen,
int final);
1438 #define TDSSELREAD POLLIN
1439 #define TDSSELWRITE POLLOUT
1440 int tds_select(TDSSOCKET * tds,
unsigned tds_sel,
int timeout_seconds);
1441 #if ENABLE_ODBC_MARS
1444 int tds_goodread(TDSSOCKET * tds,
unsigned char *buf,
int buflen);
1445 int tds_goodwrite(TDSSOCKET * tds,
const unsigned char *buffer,
size_t buflen,
unsigned char last);
1449 TDSRET tds_write_packet(TDSSOCKET * tds,
unsigned char final);
1450 #if ENABLE_ODBC_MARS
1451 int tds_append_cancel(TDSSOCKET *tds);
1452 TDSRET tds_append_fin(TDSSOCKET *tds);
1454 int tds_put_cancel(TDSSOCKET * tds);
1463 TDSRET tds_vstrbuild(
char *buffer,
int buflen,
int *resultlen,
const char *text,
int textlen,
const char *formats,
int formatlen,
1467 char *tds_money_to_string(
const TDS_MONEY * money,
char *s);
1469 TDS_INT tds_numeric_change_prec_scale(
TDS_NUMERIC * numeric,
unsigned char new_prec,
unsigned char new_scale);
1472 void tds_getmac(TDS_SYS_SOCKET s,
unsigned char mac[6]);
1488 TDS_BCP_QUERYOUT = 3
1495 TDS_CHAR *tablename;
1496 TDS_CHAR *insert_stmt;
1498 TDS_INT identity_insert_on;
1506 typedef void (*tds_bcp_null_error) (
TDSBCPINFO *bulk,
int index,
int offset);
1507 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);
1513 const char *terminator,
size_t term_len,
char **outbuf,
size_t * outbytes);
1515 TDSRET
tds_writetext_start(TDSSOCKET *tds,
const char *objname,
const char *textptr,
const char *timestamp,
int with_log, TDS_UINT size);
1522 return cap->values[
sizeof(cap->values)-1-(cap_num>>3)] & (1 << (cap_num&7));
1524 #define tds_capability_has_req(conn, cap) \
1525 tds_capability_enabled(&conn->capabilities.types[0], cap)
1527 #define IS_TDS42(x) (x->tds_version==0x402)
1528 #define IS_TDS46(x) (x->tds_version==0x406)
1529 #define IS_TDS50(x) (x->tds_version==0x500)
1530 #define IS_TDS70(x) (x->tds_version==0x700)
1531 #define IS_TDS71(x) (x->tds_version==0x701)
1532 #define IS_TDS72(x) (x->tds_version==0x702)
1533 #define IS_TDS73(x) (x->tds_version==0x703)
1535 #define IS_TDS7_PLUS(x) ((x)->tds_version>=0x700)
1536 #define IS_TDS71_PLUS(x) ((x)->tds_version>=0x701)
1537 #define IS_TDS72_PLUS(x) ((x)->tds_version>=0x702)
1538 #define IS_TDS73_PLUS(x) ((x)->tds_version>=0x703)
1540 #define TDS_MAJOR(x) ((x)->tds_version >> 8)
1541 #define TDS_MINOR(x) ((x)->tds_version & 0xff)
1543 #define IS_TDSDEAD(x) (((x) == NULL) || (x)->state == TDS_DEAD)
1546 #define TDS_IS_SYBASE(x) (!((x)->conn->product_version & 0x80000000u))
1548 #define TDS_IS_MSSQL(x) (((x)->conn->product_version & 0x80000000u)!=0)
1553 #define TDS_MS_VER(maj,min,x) (0x80000000u|((maj)<<24)|((min)<<16)|(x))
1557 #define TDS_SYB_VER(maj,min,x) (((maj)<<24)|((min)<<16)|(x)<<8)
1566 #include <freetds/popvis.h>
1568 #define TDS_PUT_INT(tds,v) tds_put_int((tds), ((TDS_INT)(v)))
1569 #define TDS_PUT_SMALLINT(tds,v) tds_put_smallint((tds), ((TDS_SMALLINT)(v)))
1570 #define TDS_PUT_BYTE(tds,v) tds_put_byte((tds), ((unsigned char)(v)))
struct tds_variant TDSVARIANT
Store variant informations.
transaction in progress
Definition: tds.h:249
size_t tds_quote_id(TDSSOCKET *tds, char *buffer, const char *id, int idlen)
Quote an id.
Definition: query.c:2258
DSTR server_name
server name (in freetds.conf)
Definition: tds.h:521
TDS_TINYINT has_status
true is ret_status is valid
Definition: tds.h:1158
TDSRESULTINFO * current_results
Current query information.
Definition: tds.h:1151
Current environment as reported by the server.
Definition: tds.h:933
TDS_USMALLINT tds_get_usmallint(TDSSOCKET *tds)
Get an int16 from the server.
Definition: read.c:113
struct tds_dynamic TDSDYNAMIC
Holds information for a dynamic (also called prepared) query.
client is writing data
Definition: tds.h:762
unsigned char * in_buf
Input buffer.
Definition: tds.h:1111
struct tds_env TDSENV
Current environment as reported by the server.
int tds_count_placeholders(const char *query)
Count the number of placeholders in query.
Definition: query.c:596
TDSRET tds_bcp_init(TDSSOCKET *tds, TDSBCPINFO *bcpinfo)
Initialize BCP information.
Definition: bulk.c:82
int tds_getservice(const char *name)
Return service port given the name.
Definition: threadsafe.c:341
TDS_TINYINT bulk_query
true is query sent was a bulk query so we need to switch state to QUERYING
Definition: tds.h:1157
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
TDSRET tds_bcp_start_copy_in(TDSSOCKET *tds, TDSBCPINFO *bcpinfo)
Start bulk copy to server.
Definition: bulk.c:861
void tds_fix_login(TDSLOGIN *login)
Fix configuration after reading it.
Definition: config.c:276
TDS_INT cursor_id
cursor id returned by the server after cursor declare
Definition: tds.h:912
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:1130
no data expected
Definition: tds.h:761
this structure is not directed connected to a TDS protocol but keeps any DATE/TIME information...
Definition: tds.h:141
TDSAUTHENTICATION * tds_ntlm_get_auth(TDSSOCKET *tds)
Build a NTLMSPP packet to send to server.
Definition: challenge.c:717
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:1271
char * tds_get_homedir(void)
Get user home directory.
Definition: threadsafe.c:409
TDS_INT bcp_prefix_len
The length, in bytes, of any length prefix this column may have.
Definition: tds.h:732
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:2669
TDS_UINT product_version
version of product (Sybase/MS and full version)
Definition: tds.h:1034
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:3401
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:1092
const char * tds_skip_quoted(const char *s)
Skip quoting string (like 'sfsf', "dflkdj" or [dfkjd])
Definition: query.c:540
TDSPARAMINFO * params
query parameters.
Definition: tds.h:975
results are from a stored procedure
Definition: tds.h:250
TDS_INT weekday
day of week (0-6, 0 = sunday)
Definition: tds.h:162
TDS_STATE tds_set_state(TDSSOCKET *tds, TDS_STATE state)
Set state of TDS connection, with logging and checking.
Definition: util.c:58
unsigned char * out_buf
Output buffer.
Definition: tds.h:1118
TDSCURSOR * cursors
linked list of cursors allocated for this connection contains only cursors allocated on the server ...
Definition: tds.h:1048
TDS_TINYINT defer_close
true if cursor was marker to be closed when connection is idle
Definition: tds.h:917
TDS_INT column_cur_size
size written in variable (ie: char, text, binary).
Definition: tds.h:709
client is reading data
Definition: tds.h:765
TDSPACKET * send_packet
packet we are preparing to send
Definition: tds.h:1144
struct tds_cursor TDSCURSOR
Holds informations about a cursor.
TDS_TINYINT column_type
This type can be different from wire type because conversion (e.g.
Definition: tds.h:670
DSTR server_charset
charset of server e.g.
Definition: tds.h:526
TDSRET tds_submit_unprepare(TDSSOCKET *tds, TDSDYNAMIC *dyn)
Send a unprepare request for a prepared query.
Definition: query.c:1875
TDSRET tds_get_char_data(TDSSOCKET *tds, char *dest, size_t wire_size, TDSCOLUMN *curcol)
Fetch character data the wire.
Definition: read.c:213
void * tds_alloc_param_data(TDSCOLUMN *curparam)
Allocate data for a parameter.
Definition: mem.c:358
no connection
Definition: tds.h:766
struct tdsdaterec TDSDATEREC
Used by tds_datecrack.
TDSDYNAMIC * cur_dyn
dynamic structure in use
Definition: tds.h:1168
tds_end
Flags returned in TDS_DONE token.
Definition: tds.h:244
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_TINYINT defer_close
true if dynamic was marker to be closed when connection is idle
Definition: tds.h:965
unsigned in_pos
current position in in_buf
Definition: tds.h:1125
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
TDSRET tds_alloc_row(TDSRESULTINFO *res_info)
Allocate space for row store return NULL on out of memory.
Definition: mem.c:516
TDSLOGIN * login
config for login stuff.
Definition: tds.h:1170
client would send data
Definition: tds.h:763
Information for a server connection.
Definition: tds.h:1098
Information relevant to libiconv.
Definition: tds.h:611
DSTR server_realm_name
server realm name (in freetds.conf)
Definition: tds.h:530
unsigned char tds_peek(TDSSOCKET *tds)
Reads a byte from the TDS stream without removing it.
Definition: read.c:100
void tds_close_socket(TDSSOCKET *tds)
Close current socket for last socket close entire connection for MARS send FIN request.
Definition: net.c:330
DSTR password
password of account login
Definition: tds.h:536
TDSRET tds_submit_execute(TDSSOCKET *tds, TDSDYNAMIC *dyn)
tds_submit_execute() sends a previously prepared dynamic statement to the server. ...
Definition: query.c:1725
void tds_set_column_type(TDSCONNECTION *conn, TDSCOLUMN *curcol, int type)
Set type of column initializing all dependency.
Definition: data.c:68
TDS_CURSOR_STATUS status
cursor parameter
Definition: tds.h:924
TDS_INT8 rows_affected
rows updated/deleted/inserted/selected, TDS_NO_COUNT if not valid
Definition: tds.h:1165
TDS_INT timezone
-840 - 840 minutes from UTC
Definition: tds.h:167
TDS_TINYINT column_varint_size
size of length when reading from wire (0, 1, 2 or 4)
Definition: tds.h:675
TDS_INT date
date, 0 = 1900-01-01
Definition: tds.h:144
char * cursor_name
name of the cursor
Definition: tds.h:911
int tds_get_conversion_type(int srctype, int colsize)
Return type suitable for conversions (convert all nullable types to fixed type)
Definition: tds_types.h:123
char * tds_timestamp_str(char *str, int maxlen)
Definition: threadsafe.c:101
unsigned int pending_close
true is connection has pending closing (cursors or dynamic)
Definition: tds.h:1065
TDSCURSOR * cur_cursor
cursor in use
Definition: tds.h:1156
TDS_INT decimicrosecond
0-9999999
Definition: tds.h:166
TDSRET tds_cursor_dealloc(TDSSOCKET *tds, TDSCURSOR *cursor)
Send a deallocation request to server.
Definition: query.c:3071
Structure to hold a string.
Definition: tds.h:93
TDSPARAMINFO * tds_alloc_param_result(TDSPARAMINFO *old_param)
Adds a output parameter to TDSPARAMINFO.
Definition: mem.c:280
void tdsdump_close(void)
Close the TDS dump log file.
Definition: log.c:192
TDSRET tds_process_login_tokens(TDSSOCKET *tds)
tds_process_login_tokens() is called after sending the login packet to the server.
Definition: token.c:315
struct tds_addrinfo * ip_addrs
ip(s) of server
Definition: tds.h:546
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:206
TDS_INT num_id
numeric id for mssql7+
Definition: tds.h:949
TDSRET tds_deferred_unprepare(TDSCONNECTION *conn, TDSDYNAMIC *dyn)
Unprepare dynamic on idle.
Definition: query.c:1852
TDSRET tds_process_tokens(TDSSOCKET *tds, TDS_INT *result_type, int *done_flags, unsigned flag)
process all streams.
Definition: token.c:525
TDS_INT dayofyear
day of year (1-366)
Definition: tds.h:160
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:388
DSTR * tds_dstr_get(TDSSOCKET *tds, DSTR *s, size_t len)
Reads a string from wire and put in a DSTR.
Definition: read.c:313
TDSLOCALE * tds_get_locale(void)
Get locale information.
Definition: locale.c:53
TDS_INT tds_numeric_to_string(const TDS_NUMERIC *numeric, char *s)
Definition: numeric.c:94
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:1453
TDSDYNAMIC * dyns
list of dynamic allocated for this connection contains only dynamic allocated on the server ...
Definition: tds.h:1053
TDS_INT cursor_rows
< number of updatable columns
Definition: tds.h:922
TDSRET tds_get_column_declaration(TDSSOCKET *tds, TDSCOLUMN *curcol, char *out)
Return declaration for column (like "varchar(20)")
Definition: query.c:735
TDS_INT second
0-59
Definition: tds.h:165
void tds_set_param_type(TDSCONNECTION *conn, TDSCOLUMN *curcol, TDS_SERVER_TYPE type)
Set type of column initializing all dependency.
Definition: data.c:90
more results follow
Definition: tds.h:247
TDS_UINT8 tds_get_uint8(TDSSOCKET *tds)
Get an uint64 from the server.
Definition: read.c:148
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:1162
TDS_SMALLINT offset
time offset
Definition: tds.h:145
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
struct tds_dstr * DSTR
Structure to hold a string.
DSTR crlfile
certificare revocation file
Definition: tds.h:533
tds_bcp_directions
bcp direction
Definition: tds.h:1484
DSTR cafile
certificate authorities file
Definition: tds.h:532
TDS_TINYINT emulated
this dynamic query cannot be prepared so libTDS have to construct a simple query. ...
Definition: tds.h:961
TDS_UINT8 time
time, 7 digit precision
Definition: tds.h:143
const char * tds_prtype(int token)
Returns string representation of the given type.
Definition: token.c:2966
TDSLOGIN * tds_init_login(TDSLOGIN *login, TDSLOCALE *locale)
Initialize login structure with locale information and other stuff for connection.
Definition: mem.c:779
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
void tdsdump_on(void)
Turn logging back on.
Definition: log.c:87
TDS_INT ref_count
reference counter so client can retain safely a pointer
Definition: tds.h:947
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:881
unsigned char tds_get_byte(TDSSOCKET *tds)
Return a single byte from the input buffer.
Definition: read.c:72
Store variant informations.
Definition: tds.h:597
int tds_write_dump
Tell if TDS debug logging is turned on or off.
Definition: log.c:57
unsigned char out_flag
output buffer type
Definition: tds.h:1129
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:485
int tds_read_packet(TDSSOCKET *tds)
Read in one 'packet' from the server.
Definition: packet.c:529
Hold information for any results.
Definition: tds.h:739
void tds_set_server(TDSLOGIN *tds_login, const char *server)
Set the servername in a TDSLOGIN structure.
Definition: login.c:117
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:124
TDS_TINYINT column_prec
precision for decimal/numeric
Definition: tds.h:677
Metadata about columns in regular and compute rows.
Definition: tds.h:662
error occurred
Definition: tds.h:248
void tdsdump_col(const TDSCOLUMN *col)
Write a column value to the debug log.
Definition: log.c:407
int port
port of database service
Definition: tds.h:522
TDSRET tds_writetext_end(TDSSOCKET *tds)
Finish sending writetext data.
Definition: bulk.c:1147
size_t tds_quote_string(TDSSOCKET *tds, char *buffer, const char *str, int len)
Quote a string.
Definition: query.c:2302
TDSRET tds_submit_begin_tran(TDSSOCKET *tds)
Send a rollback request.
Definition: query.c:3680
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
TDS_INT minute
0-59
Definition: tds.h:164
TDS_INT day
day of month (1-31)
Definition: tds.h:159
void * tds_realloc(void **pp, size_t new_size)
Reallocate a pointer and update it if success.
Definition: mem.c:1739
TDSRET tds_deferred_cursor_dealloc(TDSCONNECTION *conn, TDSCURSOR *cursor)
Deallocate cursor on idle.
Definition: query.c:3122
final result set, command completed successfully.
Definition: tds.h:246
tds_func_put_data * put_data
Send column data to server.
Definition: tds.h:653
int tds_iconv_alloc(TDSCONNECTION *conn)
Allocate iconv stuff.
Definition: iconv.c:267
int tds_get_size_by_type(int servertype)
Return the number of bytes needed by specified type.
Definition: tds_types.h:9
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:362
unsigned char in_flag
input buffer type
Definition: tds.h:1128
void tds_set_cur_dyn(TDSSOCKET *tds, TDSDYNAMIC *dyn)
Set current dynamic.
Definition: query.c:188
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
int tds7_get_instance_ports(FILE *output, struct tds_addrinfo *addr)
Get port of all instances.
Definition: net.c:766
struct tds_compiletime_settings TDS_COMPILETIME_SETTINGS
A structure to hold all the compile-time settings.
TDS_USMALLINT tds_version
TDS version.
Definition: tds.h:523
DSTR user_name
account for login
Definition: tds.h:535
cilent is waiting for data
Definition: tds.h:764
TDSENV env
environment is shared between all sessions
Definition: tds.h:1042
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:3186
TDS_INT week
1 - 54 (can be 54 in leap year)
Definition: tds.h:161
unsigned char * tds7_crypt_pass(const unsigned char *clear_pass, size_t len, unsigned char *crypt_pass)
tds7_crypt_pass() – 'encrypt' TDS 7.0 style passwords.
Definition: login.c:978
TDSRET tds_submit_commit(TDSSOCKET *tds, int cont)
Send a commit request.
Definition: query.c:3739
void tdsdump_log(const char *file, unsigned int level_line, const char *fmt,...)
Write a message to the debug log.
Definition: log.c:353
struct tds_result_info TDSRESULTINFO
Hold information for any results.
void tds_free_param_result(TDSPARAMINFO *param_info)
Delete latest parameter.
Definition: mem.c:314
TDSRET tds_process_cancel(TDSSOCKET *tds)
Definition: token.c:2469
TDSPARAMINFO * res_info
query results
Definition: tds.h:967
struct tds_encoding TDS_ENCODING
Information relevant to libiconv.
Holds informations about a cursor.
Definition: tds.h:907
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:1022
SQL server server error.
Definition: tds.h:254
int tds7_get_instance_port(struct tds_addrinfo *addr, const char *instance)
Get port of given instance.
Definition: net.c:901
TDSDYNAMIC * tds_alloc_dynamic(TDSCONNECTION *conn, const char *id)
Allocate a dynamic statement.
Definition: mem.c:156
TDSRET tds_bcp_start(TDSSOCKET *tds, TDSBCPINFO *bcpinfo)
Start sending BCP data to server.
Definition: bulk.c:814
struct tds_addrinfo * tds_lookup_host(const char *servername)
Get the IP address for a hostname.
Definition: config.c:922
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:1167
TDSICONV * char_conv
refers to previously allocated iconv information
Definition: tds.h:686
TDSRET tds_set_interfaces_file_loc(const char *interfloc)
Set the full name of interface file.
Definition: config.c:896
void tds_release_dynamic(TDSDYNAMIC **dyn)
Frees dynamic statement.
Definition: mem.c:249
count field in packet is valid
Definition: tds.h:251
TDSRET tds_submit_rollback(TDSSOCKET *tds, int cont)
Send a rollback request.
Definition: query.c:3708
TDS_SYS_SOCKET s
tcp socket, INVALID_SOCKET if not connected
Definition: tds.h:1037
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:55
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:1228
TDSDYNAMIC * tds_lookup_dynamic(TDSCONNECTION *conn, const char *id)
Finds a dynamic given string id.
Definition: token.c:2502
int tds_goodwrite(TDSSOCKET *tds, const unsigned char *buffer, size_t buflen, unsigned char last)
Definition: net.c:668
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:2009
Used by tds_datecrack.
Definition: tds.h:154
const char * tds_skip_comment(const char *s)
Skip a comment in a query.
Definition: query.c:515
TDSRET tds_submit_queryf(TDSSOCKET *tds, const char *queryf,...)
Format and submit a query.
Definition: query.c:492
void tds_free_input_params(TDSDYNAMIC *dyn)
Frees all allocated input parameters of a dynamic statement.
Definition: mem.c:202
TDS_INT hour
0-23
Definition: tds.h:163
TDSRET tds_datecrack(TDS_INT datetype, const void *di, TDSDATEREC *dr)
Convert from db date format to a structured date format.
Definition: convert.c:3064
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:2113
int tdsdump_open(const char *filename)
Create and truncate a human readable dump file for the TDS traffic.
Definition: log.c:111
acknowledging an attention command (usually a cancel)
Definition: tds.h:252
unsigned out_pos
current position in out_buf
Definition: tds.h:1126
TDS_INT year
year
Definition: tds.h:156
TDS_USMALLINT * tds_config_verstr(const char *tdsver, TDSLOGIN *login)
Set TDS version from given string.
Definition: config.c:854
TDSRET tds_bcp_done(TDSSOCKET *tds, int *rows_copied)
Tell we finished sending BCP data to server.
Definition: bulk.c:784
void tdsdump_off(void)
Temporarily turn off logging.
Definition: log.c:75
int tds_read_conf_file(TDSLOGIN *login, const char *server)
Read configuration info for given server return 0 on error.
Definition: config.c:337
tds_states
values for tds->state
Definition: tds.h:759
TDSRET tds_flush_packet(TDSSOCKET *tds)
Flush packet to server.
Definition: write.c:287
struct tds_cursor * next
next in linked list, keep first
Definition: tds.h:909
int tds_needs_unprepare(TDSCONNECTION *conn, TDSDYNAMIC *dyn)
Check if dynamic request must be unprepared.
Definition: query.c:1830
TDS_INT ret_status
return status from store procedure
Definition: tds.h:1159
char * query
SQL query.
Definition: tds.h:918
TDS_TINYINT options
read only|updatable TODO use it
Definition: tds.h:913
int tds_goodread(TDSSOCKET *tds, unsigned char *buf, int buflen)
Loops until we have received some characters return -1 on failure.
Definition: net.c:596
TDS_INT column_size
maximun size of data.
Definition: tds.h:668
struct tds_blob TDSBLOB
Information about blobs (e.g.
TDS_INT ref_count
reference counter so client can retain safely a pointer
Definition: tds.h:910
TDS_UINT tds_get_uint(TDSSOCKET *tds)
Get an int32 from the server.
Definition: read.c:131
enum tds_states TDS_STATE
values for tds->state
size_t tds_fix_column_size(TDSSOCKET *tds, TDSCOLUMN *curcol)
Get column size for wire.
Definition: query.c:1548
TDS_INT month
month number (0-11)
Definition: tds.h:158
const char * tds_next_placeholder(const char *start)
Get position of next placeholder.
Definition: query.c:560
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:310
char * query
saved query, we need to know original query if prepare is impossible
Definition: tds.h:977
TDS_INT type
row fetched from this cursor
Definition: tds.h:927
DSTR server_spn
server SPN (in freetds.conf)
Definition: tds.h:531
Information about blobs (e.g.
Definition: tds.h:586
TDS_TINYINT column_scale
scale for decimal/numeric
Definition: tds.h:678
TDSRET tds_submit_execdirect(TDSSOCKET *tds, const char *query, TDSPARAMINFO *params, TDSHEADERS *head)
Submit a prepared query with parameters.
Definition: query.c:1306
tds_func_put_info * put_info
Send metadata column information to server.
Definition: tds.h:643
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:95
struct tds_dynamic * next
next in linked list, keep first
Definition: tds.h:946
TDS_INT quarter
quarter (0-3)
Definition: tds.h:157
Holds information for a dynamic (also called prepared) query.
Definition: tds.h:944
unsigned in_len
input buffer length
Definition: tds.h:1127
unsigned int out_buf_max
Maximum size of packet pointed by out_buf.
Definition: tds.h:1124
A structure to hold all the compile-time settings.
Definition: tds.h:72