24 #define TDS_DONT_DEFINE_DEFAULT_FUNCTIONS 26 #include <freetds/thread.h> 27 #include <freetds/data.h> 29 #if defined(UNIXODBC) || defined(_WIN32) || defined(TDS_NO_DM) 32 #if defined(UNIXODBC) || defined(_WIN32) 38 #ifdef HAVE_IODBCINST_H 39 #include <iodbcinst.h> 45 #define SQLULEN SQLUINTEGER 48 #define SQLLEN SQLINTEGER 52 #ifndef HAVE_SQLSETPOSIROW 53 #define SQLSETPOSIROW SQLUSMALLINT 56 #ifndef HAVE_SQLROWOFFSET 57 #define SQLROWOFFSET SQLLEN 60 #ifndef HAVE_SQLROWSETSIZE 61 #define SQLROWSETSIZE SQLULEN 72 #include <freetds/pushvis.h> 73 #if defined(__GNUC__) && __GNUC__ >= 4 && !defined(__MINGW32__) 74 #define ODBC_API SQL_API __attribute__((externally_visible)) 76 #define ODBC_API SQL_API 79 #if (defined(_WIN32) || defined(__CYGWIN__)) && defined(__GNUC__) 80 # define ODBC_PUBLIC __attribute__((dllexport)) 85 #define ODBC_MAX(a,b) ( (a) > (b) ? (a) : (b) ) 86 #define ODBC_MIN(a,b) ( (a) < (b) ? (a) : (b) ) 110 #if ENABLE_EXTRA_CHECKS 111 void odbc_check_struct_extra(
void *p);
113 static inline void odbc_check_struct_extra(
void *p) {}
116 #define ODBC_RETURN(handle, rc) \ 117 do { odbc_check_struct_extra(handle); \ 118 return handle->errs.lastrc = (rc); } while(0) 119 #define ODBC_RETURN_(handle) \ 120 do { odbc_check_struct_extra(handle); \ 121 return handle->errs.lastrc; } while(0) 123 #define ODBC_EXIT(handle, rc) \ 124 do { SQLRETURN _odbc_rc = handle->errs.lastrc = (rc); \ 125 odbc_check_struct_extra(handle); \ 126 tds_mutex_unlock(&handle->mtx); \ 127 return _odbc_rc; } while(0) 128 #define ODBC_EXIT_(handle) \ 129 do { SQLRETURN _odbc_rc = handle->errs.lastrc; \ 130 odbc_check_struct_extra(handle); \ 131 tds_mutex_unlock(&handle->mtx); \ 132 return _odbc_rc; } while(0) 139 void odbc_errs_add(
struct _sql_errors *errs,
const char *sqlstate,
const char *msg);
142 void odbc_errs_add_rdbms(
struct _sql_errors *errs, TDS_UINT native,
const char *sqlstate,
const char *msg,
int linenum,
143 int msgstate,
const char *server,
int row);
147 SQLSMALLINT sql_desc_alloc_type;
148 SQLINTEGER sql_desc_bind_type;
149 SQLULEN sql_desc_array_size;
151 SQLSMALLINT sql_desc_count;
152 SQLUSMALLINT *sql_desc_array_status_ptr;
153 SQLULEN *sql_desc_rows_processed_ptr;
154 SQLLEN *sql_desc_bind_offset_ptr;
159 SQLUINTEGER sql_desc_auto_unique_value;
160 DSTR sql_desc_base_column_name;
161 DSTR sql_desc_base_table_name;
162 SQLINTEGER sql_desc_case_sensitive;
163 DSTR sql_desc_catalog_name;
164 SQLSMALLINT sql_desc_concise_type;
165 SQLPOINTER sql_desc_data_ptr;
166 SQLSMALLINT sql_desc_datetime_interval_code;
167 SQLINTEGER sql_desc_datetime_interval_precision;
168 SQLLEN sql_desc_display_size;
169 SQLSMALLINT sql_desc_fixed_prec_scale;
170 SQLLEN *sql_desc_indicator_ptr;
172 SQLULEN sql_desc_length;
174 const char *sql_desc_literal_prefix;
176 const char *sql_desc_literal_suffix;
177 DSTR sql_desc_local_type_name;
179 SQLSMALLINT sql_desc_nullable;
180 SQLINTEGER sql_desc_num_prec_radix;
181 SQLLEN sql_desc_octet_length;
182 SQLLEN *sql_desc_octet_length_ptr;
183 SQLSMALLINT sql_desc_parameter_type;
184 SQLSMALLINT sql_desc_precision;
185 SQLSMALLINT sql_desc_rowver;
186 SQLSMALLINT sql_desc_scale;
187 DSTR sql_desc_schema_name;
188 SQLSMALLINT sql_desc_searchable;
189 DSTR sql_desc_table_name;
190 SQLSMALLINT sql_desc_type;
192 const char *sql_desc_type_name;
193 SQLSMALLINT sql_desc_unnamed;
194 SQLSMALLINT sql_desc_unsigned;
195 SQLSMALLINT sql_desc_updatable;
209 typedef struct _hdesc TDS_DESC;
218 SQLUINTEGER connection_pooling;
219 SQLUINTEGER cp_match;
220 SQLINTEGER odbc_version;
221 SQLINTEGER output_nts;
242 SQLUINTEGER access_mode;
243 SQLUINTEGER async_enable;
244 SQLUINTEGER auto_ipd;
245 SQLUINTEGER autocommit;
246 SQLUINTEGER connection_dead;
247 SQLUINTEGER connection_timeout;
248 DSTR current_catalog;
249 SQLUINTEGER login_timeout;
250 SQLUINTEGER metadata_id;
251 SQLUINTEGER odbc_cursors;
252 SQLUINTEGER packet_size;
255 SQLUINTEGER translate_option;
256 SQLUINTEGER txn_isolation;
257 SQLUINTEGER mars_enabled;
258 SQLUINTEGER cursor_type;
259 SQLUINTEGER bulk_enabled;
266 #define TDS_MAX_APP_DESC 100 278 #ifdef ENABLE_ODBC_WIDE 279 DSTR original_charset;
293 TDS_DESC *uad[TDS_MAX_APP_DESC];
295 unsigned int cursor_support:1;
296 unsigned int use_oldpwd:1;
297 TDS_INT default_query_timeout;
308 SQLUINTEGER async_enable;
309 SQLUINTEGER concurrency;
310 SQLUINTEGER cursor_scrollable;
311 SQLUINTEGER cursor_sensitivity;
312 SQLUINTEGER cursor_type;
313 SQLUINTEGER enable_auto_ipd;
314 SQLPOINTER fetch_bookmark_ptr;
318 SQLUINTEGER metadata_id;
332 SQLUINTEGER query_timeout;
333 SQLUINTEGER retrieve_data;
347 SQLUINTEGER simulate_cursor;
348 SQLUINTEGER use_bookmarks;
354 SQLUINTEGER qn_timeout;
364 } TDS_ODBC_ROW_STATUS;
368 ODBC_SPECIAL_NONE = 0,
369 ODBC_SPECIAL_GETTYPEINFO = 1,
370 ODBC_SPECIAL_COLUMNS = 2,
371 ODBC_SPECIAL_PROCEDURECOLUMNS = 3,
372 ODBC_SPECIAL_SPECIALCOLUMNS = 4
373 } TDS_ODBC_SPECIAL_ROWS;
392 unsigned is_prepared_query:1;
393 unsigned prepared_query_is_func:1;
394 unsigned prepared_query_is_rpc:1;
395 unsigned need_reprepare:1;
396 unsigned param_data_called:1;
406 unsigned int curr_param_row, num_param_rows;
417 TDS_DESC *ard, *ird, *apd, *ipd;
418 TDS_DESC *orig_ard, *orig_apd;
419 SQLULEN sql_rowset_size;
422 TDS_ODBC_SPECIAL_ROWS special_row;
435 void (*set_type_info)(
TDSCOLUMN *col,
struct _drecord *drec, SQLINTEGER odbc_ver);
438 #define IS_HENV(x) (((TDS_CHK *)x)->htype == SQL_HANDLE_ENV) 439 #define IS_HDBC(x) (((TDS_CHK *)x)->htype == SQL_HANDLE_DBC) 440 #define IS_HSTMT(x) (((TDS_CHK *)x)->htype == SQL_HANDLE_STMT) 441 #define IS_HDESC(x) (((TDS_CHK *)x)->htype == SQL_HANDLE_DESC) 445 #if SQL_INTERVAL_YEAR == (100 + SQL_CODE_SECOND) 447 #undef SQL_INTERVAL_YEAR 448 #undef SQL_INTERVAL_MONTH 449 #undef SQL_INTERVAL_DAY 450 #undef SQL_INTERVAL_HOUR 451 #undef SQL_INTERVAL_MINUTE 452 #undef SQL_INTERVAL_SECOND 453 #undef SQL_INTERVAL_YEAR_TO_MONTH 454 #undef SQL_INTERVAL_DAY_TO_HOUR 455 #undef SQL_INTERVAL_DAY_TO_MINUTE 456 #undef SQL_INTERVAL_DAY_TO_SECOND 457 #undef SQL_INTERVAL_HOUR_TO_MINUTE 458 #undef SQL_INTERVAL_HOUR_TO_SECOND 459 #undef SQL_INTERVAL_MINUTE_TO_SECOND 461 #define SQL_INTERVAL_YEAR (100 + SQL_CODE_YEAR) 462 #define SQL_INTERVAL_MONTH (100 + SQL_CODE_MONTH) 463 #define SQL_INTERVAL_DAY (100 + SQL_CODE_DAY) 464 #define SQL_INTERVAL_HOUR (100 + SQL_CODE_HOUR) 465 #define SQL_INTERVAL_MINUTE (100 + SQL_CODE_MINUTE) 466 #define SQL_INTERVAL_SECOND (100 + SQL_CODE_SECOND) 467 #define SQL_INTERVAL_YEAR_TO_MONTH (100 + SQL_CODE_YEAR_TO_MONTH) 468 #define SQL_INTERVAL_DAY_TO_HOUR (100 + SQL_CODE_DAY_TO_HOUR) 469 #define SQL_INTERVAL_DAY_TO_MINUTE (100 + SQL_CODE_DAY_TO_MINUTE) 470 #define SQL_INTERVAL_DAY_TO_SECOND (100 + SQL_CODE_DAY_TO_SECOND) 471 #define SQL_INTERVAL_HOUR_TO_MINUTE (100 + SQL_CODE_HOUR_TO_MINUTE) 472 #define SQL_INTERVAL_HOUR_TO_SECOND (100 + SQL_CODE_HOUR_TO_SECOND) 473 #define SQL_INTERVAL_MINUTE_TO_SECOND (100 + SQL_CODE_MINUTE_TO_SECOND) 479 BOOL get_login_info(HWND hwndParent,
TDSLOGIN * login);
482 #define ODBC_PARAM_LIST \ 483 ODBC_PARAM(Servername) \ 488 ODBC_PARAM(Address) \ 490 ODBC_PARAM(TDS_Version) \ 491 ODBC_PARAM(Language) \ 492 ODBC_PARAM(Database) \ 493 ODBC_PARAM(TextSize) \ 494 ODBC_PARAM(PacketSize) \ 495 ODBC_PARAM(ClientCharset) \ 496 ODBC_PARAM(DumpFile) \ 497 ODBC_PARAM(DumpFileAppend) \ 498 ODBC_PARAM(DebugFlags) \ 499 ODBC_PARAM(Encryption) \ 500 ODBC_PARAM(Trusted_Connection) \ 503 ODBC_PARAM(UseNTLMv2) \ 504 ODBC_PARAM(MARS_Connection) \ 506 ODBC_PARAM(ServerSPN) \ 507 ODBC_PARAM(AttachDbFilename) \ 508 ODBC_PARAM(ApplicationIntent) 510 #define ODBC_PARAM(p) ODBC_PARAM_##p, 534 int odbc_parse_connect_string(TDS_ERRS *errs,
const char *connect_string,
const char *connect_string_end,
TDSLOGIN * login,
TDS_PARSED_PARAM *parsed_params);
535 int odbc_get_dsn_info(TDS_ERRS *errs,
const char *DSN,
TDSLOGIN * login);
537 int odbc_build_connect_string(TDS_ERRS *errs,
TDS_PARSED_PARAM *params,
char **out);
543 SQLLEN odbc_tds2sql(
TDS_STMT * stmt,
TDSCOLUMN *curcol,
int srctype, TDS_CHAR * src, TDS_UINT srclen,
int desttype, TDS_CHAR * dest, SQLULEN destlen,
const struct _drecord *drec_ixd);
548 TDS_DESC *desc_alloc(SQLHANDLE parent,
int desc_type,
int alloc_type);
549 SQLRETURN desc_free(TDS_DESC * desc);
550 SQLRETURN desc_alloc_records(TDS_DESC * desc,
unsigned count);
551 SQLRETURN desc_copy(TDS_DESC * dest, TDS_DESC * src);
552 SQLRETURN desc_free_records(TDS_DESC * desc);
553 TDS_DBC *desc_get_dbc(TDS_DESC *desc);
558 SQLRETURN _SQLRowCount(SQLHSTMT hstmt, SQLLEN FAR * pcrow);
563 #if ENABLE_EXTRA_CHECKS 565 #define CHECK_ENV_EXTRA(env) odbc_check_env_extra(env) 566 #define CHECK_DBC_EXTRA(dbc) odbc_check_dbc_extra(dbc) 567 #define CHECK_STMT_EXTRA(stmt) odbc_check_stmt_extra(stmt) 568 #define CHECK_DESC_EXTRA(desc) odbc_check_desc_extra(desc) 570 void odbc_check_env_extra(
TDS_ENV * env);
571 void odbc_check_dbc_extra(
TDS_DBC * dbc);
572 void odbc_check_stmt_extra(
TDS_STMT * stmt);
573 void odbc_check_desc_extra(TDS_DESC * desc);
576 #define CHECK_ENV_EXTRA(env) 577 #define CHECK_DBC_EXTRA(dbc) 578 #define CHECK_STMT_EXTRA(stmt) 579 #define CHECK_DESC_EXTRA(desc) 589 #ifdef ENABLE_ODBC_WIDE 596 # define _WIDE ,int wide 601 # define ODBC_CHAR SQLCHAR 603 int odbc_set_stmt_query(
struct _hstmt *stmt,
const ODBC_CHAR *sql,
int sql_len _WIDE);
604 void odbc_set_return_status(
struct _hstmt *stmt,
unsigned int n_row);
605 void odbc_set_return_params(
struct _hstmt *stmt,
unsigned int n_row);
607 void odbc_set_sql_type_info(
TDSCOLUMN * col,
struct _drecord *drec, SQLINTEGER odbc_ver);
609 int odbc_sql_to_c_type_default(
int sql_type);
610 TDS_SERVER_TYPE odbc_sql_to_server_type(
TDSCONNECTION * conn,
int sql_type,
int sql_unsigned);
613 unsigned int odbc_get_string_size(
int size,
const ODBC_CHAR * str _WIDE);
617 #ifdef ENABLE_ODBC_WIDE 618 DSTR* odbc_dstr_copy_flag(
TDS_DBC *dbc,
DSTR *s,
int size,
const ODBC_CHAR * str,
int flag);
619 #define odbc_dstr_copy(dbc, s, len, out) \ 620 odbc_dstr_copy_flag(dbc, s, len, sizeof((out)->mb) ? (out) : (out), wide) 621 #define odbc_dstr_copy_oct(dbc, s, len, out) \ 622 odbc_dstr_copy_flag(dbc, s, len, out, wide|0x20) 624 DSTR* odbc_dstr_copy(
TDS_DBC *dbc,
DSTR *s,
int size,
const ODBC_CHAR * str);
625 #define odbc_dstr_copy_oct odbc_dstr_copy 629 SQLRETURN
odbc_set_string_flag(
TDS_DBC *dbc, SQLPOINTER buffer, SQLINTEGER cbBuffer,
void FAR * pcbBuffer,
const char *s,
int len,
int flag);
630 #ifdef ENABLE_ODBC_WIDE 631 #define odbc_set_string(dbc, buf, buf_len, out_len, s, s_len) \ 632 odbc_set_string_flag(dbc, sizeof((buf)->mb) ? (buf) : (buf), buf_len, out_len, s, s_len, (wide) | (sizeof(*(out_len)) == sizeof(SQLSMALLINT)?0:0x10)) 633 #define odbc_set_string_oct(dbc, buf, buf_len, out_len, s, s_len) \ 634 odbc_set_string_flag(dbc, buf, buf_len, out_len, s, s_len, (wide) | (sizeof(*(out_len)) == sizeof(SQLSMALLINT)?0x20:0x30)) 636 #define odbc_set_string(dbc, buf, buf_len, out_len, s, s_len) \ 637 odbc_set_string_flag(dbc, buf, buf_len, out_len, s, s_len, (sizeof(*(out_len)) == sizeof(SQLSMALLINT)?0:0x10)) 638 #define odbc_set_string_oct(dbc, buf, buf_len, out_len, s, s_len) \ 639 odbc_set_string_flag(dbc, buf, buf_len, out_len, s, s_len, (sizeof(*(out_len)) == sizeof(SQLSMALLINT)?0x20:0x30)) 642 SQLSMALLINT odbc_get_concise_sql_type(SQLSMALLINT type, SQLSMALLINT interval);
644 SQLSMALLINT odbc_get_concise_c_type(SQLSMALLINT type, SQLSMALLINT interval);
647 SQLLEN odbc_get_octet_len(
int c_type,
const struct _drecord *drec);
648 void odbc_convert_err_set(
struct _sql_errors *errs, TDS_INT err);
653 SQLRETURN prepare_call(
struct _hstmt *stmt);
654 SQLRETURN native_sql(
struct _hdbc *dbc,
DSTR *s);
655 int parse_prepared_query(
struct _hstmt *stmt,
int compute_row);
656 int start_parse_prepared_query(
struct _hstmt *stmt,
int compute_row);
657 int continue_parse_prepared_query(
struct _hstmt *stmt, SQLPOINTER DataPtr, SQLLEN StrLen_or_Ind);
658 const char *parse_const_param(
const char * s, TDS_SERVER_TYPE *type);
663 SQLRETURN odbc_sql2tds(
TDS_STMT * stmt,
const struct _drecord *drec_ixd,
const struct _drecord *drec_axd,
TDSCOLUMN *curcol,
int compute_row,
const TDS_DESC* axd,
unsigned int n_row);
664 TDS_INT convert_datetime2server(
int bindtype,
const void *src,
TDS_DATETIMEALL * dta);
669 void odbc_bcp_free_storage(
TDS_DBC *dbc);
670 void odbc_bcp_init(
TDS_DBC *dbc,
const ODBC_CHAR *tblname,
const ODBC_CHAR *hfile,
const ODBC_CHAR *errfile,
int direction _WIDE);
671 void odbc_bcp_control(
TDS_DBC *dbc,
int field,
void *value);
672 void odbc_bcp_colptr(
TDS_DBC *dbc,
const void * colptr,
int table_column);
673 void odbc_bcp_sendrow(
TDS_DBC *dbc);
674 int odbc_bcp_batch(
TDS_DBC *dbc);
675 int odbc_bcp_done(
TDS_DBC *dbc);
676 void odbc_bcp_bind(
TDS_DBC *dbc,
const void * varaddr,
int prefixlen,
int varlen,
const void * terminator,
int termlen,
int vartype,
int table_column);
681 #if SIZEOF_SQLWCHAR != SIZEOF_WCHAR_T 682 size_t sqlwcslen(
const SQLWCHAR * s);
684 typedef struct sqlwstr_buf {
685 struct sqlwstr_buf *next;
688 const wchar_t *sqlwstr(
const SQLWCHAR * s, SQLWSTRBUF **bufs);
689 void sqlwstr_free(SQLWSTRBUF *bufs);
690 #define SQLWSTR_BUFS(n) SQLWSTRBUF *bufs = NULL 691 #define SQLWSTR(s) sqlwstr(s, &bufs) 692 #define SQLWSTR_FREE() sqlwstr_free(bufs) 694 #define sqlwcslen(s) wcslen(s) 696 #define SQLWSTR_BUFS(n) do {} while(0) 697 #define SQLWSTR(s) ((const wchar_t*)(s)) 698 #define SQLWSTR_FREE() do {} while(0) 701 #if SIZEOF_SQLWCHAR == 2 703 # define ODBC_WIDE_NAME "UCS-2BE" 704 # define ODBC_WIDE_NAME_UTF "UTF-16BE" 706 # define ODBC_WIDE_NAME "UCS-2LE" 707 # define ODBC_WIDE_NAME_UTF "UTF-16LE" 710 #elif SIZEOF_SQLWCHAR == 4 712 # define ODBC_WIDE_NAME "UCS-4BE" 714 # define ODBC_WIDE_NAME "UCS-4LE" 716 static inline const char *
719 return ODBC_WIDE_NAME;
722 #error SIZEOF_SQLWCHAR not supported !! 725 #include <freetds/popvis.h>
TDS_ODBC_ROW_STATUS row_status
status of row, it can happen that this flag mark that we are still parsing row, this it's normal ...
Definition: odbc.h:414
Structure to hold a string.
Definition: tds.h:94
Information for a server connection.
Definition: tds.h:1172
TDSSOCKET * tds
socket (only if active)
Definition: odbc.h:384
struct _hstmt * stmt_list
list of all statements allocated from this connection
Definition: odbc.h:290
DSTR query
query to execute
Definition: odbc.h:382
TDSPARAMINFO * params
parameters saved
Definition: odbc.h:400
SQLRETURN odbc_set_concise_sql_type(SQLSMALLINT concise_type, struct _drecord *drec, int check_only)
Set concise type and all cascading field.
Definition: odbc_util.c:971
struct _hstmt * prev
previous in list
Definition: odbc.h:389
SQLINTEGER odbc_get_param_len(const struct _drecord *drec_axd, const struct _drecord *drec_ixd, const TDS_DESC *axd, unsigned int n_row)
Return length of parameter from parameter information.
Definition: odbc_util.c:857
TDS_SERVER_TYPE odbc_c_to_server_type(int c_type)
Pass this an SQL_C_* type and get a SYB* type which most closely corresponds to the SQL_C_* type...
Definition: odbc_util.c:600
Hold information for any results.
Definition: tds.h:801
int param_num
last valid parameter in params, it's a ODBC index (from 1 relative to descriptor) ...
Definition: odbc.h:402
Main include file for libtds.
unsigned int param_count
number of parameter in current query
Definition: odbc.h:409
void odbc_rdbms_version(TDSSOCKET *tds_socket, char *pversion_string)
Returns the version of the RDBMS in the ODBC format.
Definition: odbc_util.c:848
char * prepared_pos
position in prepared query to check parameters, used only in RPC
Definition: odbc.h:404
Holds informations about a cursor.
Definition: tds.h:969
TDS_INT8 row_count
row count to return
Definition: odbc.h:412
SQLRETURN odbc_set_string_flag(TDS_DBC *dbc, SQLPOINTER buffer, SQLINTEGER cbBuffer, void FAR *pcbBuffer, const char *s, int len, int flag)
Copy a string to client setting size according to ODBC convenction.
Definition: odbc_util.c:279
Metadata about columns in regular and compute rows.
Definition: tds.h:724
struct _hstmt * current_statement
Statement executing.
Definition: odbc.h:288
SQLRETURN odbc_set_concise_c_type(SQLSMALLINT concise_type, struct _drecord *drec, int check_only)
Set concise type and all cascading field.
Definition: odbc_util.c:1093
this structure is not directed connected to a TDS protocol but keeps any DATE/TIME information...
Definition: tds.h:144
Holds information for a dynamic (also called prepared) query.
Definition: tds.h:1009
struct _hstmt * next
next in list
Definition: odbc.h:387