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274 lines
6.9 KiB
274 lines
6.9 KiB
/* File: psqlodbc.h
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*
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* Description: This file contains defines and declarations that are related to
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* the entire driver.
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*
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* Comments: See "notice.txt" for copyright and license information.
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*
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* $Id: psqlodbc.h,v 1.66 2002/05/22 05:51:03 inoue Exp $
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*
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*/
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#ifndef __PSQLODBC_H__
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#define __PSQLODBC_H__
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#ifndef WIN32
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#include "pg_config.h"
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#else
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#include <windows.h>
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#endif
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#include <stdio.h> /* for FILE* pointers: see GLOBAL_VALUES */
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#include "version.h"
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/* Must come before sql.h */
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#ifndef ODBCVER
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#define ODBCVER 0x0250
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#endif /* ODBCVER_REP */
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#if defined(WIN32) || defined(WITH_UNIXODBC) || defined(WITH_IODBC)
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#include <sql.h>
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#include <sqlext.h>
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#else
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#include "iodbc.h"
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#include "isql.h"
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#include "isqlext.h"
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#endif
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#if defined(WIN32)
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#include <odbcinst.h>
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#elif defined(WITH_UNIXODBC)
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#include <odbcinst.h>
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#elif defined(WITH_IODBC)
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#include <iodbcinst.h>
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#else
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#include "gpps.h"
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#endif
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#ifndef WIN32
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#define Int4 long int
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#define UInt4 unsigned int
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#define Int2 short
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#define UInt2 unsigned short
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#if !defined(WITH_UNIXODBC) && !defined(WITH_IODBC)
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typedef float SFLOAT;
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typedef double SDOUBLE;
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#endif
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#ifndef CALLBACK
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#define CALLBACK
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#endif
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#else
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#define Int4 int
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#define UInt4 unsigned int
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#define Int2 short
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#define UInt2 unsigned short
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#endif
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typedef UInt4 Oid;
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#ifndef WIN32
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#define stricmp strcasecmp
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#define strnicmp strncasecmp
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#else
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#define snprintf _snprintf
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#endif
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/* Driver stuff */
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#define DRIVERNAME "PostgreSQL ODBC"
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#if (ODBCVER >= 0x0300)
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#define DRIVER_ODBC_VER "03.00"
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#define DBMS_NAME "PostgreSQL30"
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#else
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#define DRIVER_ODBC_VER "02.50"
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#define DBMS_NAME "PostgreSQL"
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#endif /* ODBCVER */
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#ifdef WIN32
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#if (ODBCVER >= 0x0300)
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#ifdef UNICODE_SUPPORT
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#define DRIVER_FILE_NAME "PSQLODBC30W.DLL"
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#else
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#define DRIVER_FILE_NAME "PSQLODBC30.DLL"
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#endif /* UNICODE_SUPPORT */
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#else
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#define DRIVER_FILE_NAME "PSQLODBC.DLL"
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#endif /* ODBCVER */
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#else
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#define DRIVER_FILE_NAME "libpsqlodbc.so"
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#endif /* WIN32 */
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/* Limits */
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#ifdef WIN32
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#define BLCKSZ 4096
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#endif
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#define MAX_MESSAGE_LEN 65536 /* This puts a limit on
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* query size but I don't */
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/* see an easy way round this - DJP 24-1-2001 */
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#define MAX_CONNECT_STRING 4096
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#define ERROR_MSG_LENGTH 4096
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#define FETCH_MAX 100 /* default number of rows to cache
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* for declare/fetch */
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#define TUPLE_MALLOC_INC 100
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#define SOCK_BUFFER_SIZE 4096 /* default socket buffer
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* size */
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#define MAX_CONNECTIONS 128 /* conns per environment
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* (arbitrary) */
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#define MAX_FIELDS 512
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#define BYTELEN 8
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#define VARHDRSZ sizeof(Int4)
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#define MAX_SCHEMA_LEN 32
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#define MAX_TABLE_LEN 32
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#define MAX_COLUMN_LEN 32
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#define MAX_CURSOR_LEN 32
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/* Registry length limits */
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#define LARGE_REGISTRY_LEN 4096 /* used for special cases */
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#define MEDIUM_REGISTRY_LEN 256 /* normal size for
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* user,database,etc. */
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#define SMALL_REGISTRY_LEN 10 /* for 1/0 settings */
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/* These prefixes denote system tables */
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#define POSTGRES_SYS_PREFIX "pg_"
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#define KEYS_TABLE "dd_fkey"
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/* Info limits */
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#define MAX_INFO_STRING 128
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#define MAX_KEYPARTS 20
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#define MAX_KEYLEN 512 /* max key of the form
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* "date+outlet+invoice" */
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#define MAX_ROW_SIZE 0 /* Unlimited rowsize with the
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* Tuple Toaster */
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#define MAX_STATEMENT_LEN 0 /* Unlimited statement size with
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* 7.0 */
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/* Previously, numerous query strings were defined of length MAX_STATEMENT_LEN */
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/* Now that's 0, lets use this instead. DJP 24-1-2001 */
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#define STD_STATEMENT_LEN MAX_MESSAGE_LEN
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#define PG62 "6.2" /* "Protocol" key setting
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* to force Postgres 6.2 */
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#define PG63 "6.3" /* "Protocol" key setting
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* to force postgres 6.3 */
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#define PG64 "6.4"
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typedef struct ConnectionClass_ ConnectionClass;
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typedef struct StatementClass_ StatementClass;
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typedef struct QResultClass_ QResultClass;
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typedef struct SocketClass_ SocketClass;
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typedef struct BindInfoClass_ BindInfoClass;
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typedef struct ParameterInfoClass_ ParameterInfoClass;
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typedef struct ColumnInfoClass_ ColumnInfoClass;
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typedef struct TupleListClass_ TupleListClass;
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typedef struct EnvironmentClass_ EnvironmentClass;
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typedef struct TupleNode_ TupleNode;
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typedef struct TupleField_ TupleField;
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typedef struct KeySet_ KeySet;
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typedef struct Rollback_ Rollback;
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typedef struct ARDFields_ ARDFields;
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typedef struct APDFields_ APDFields;
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typedef struct IRDFields_ IRDFields;
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typedef struct IPDFields_ IPDFields;
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typedef struct col_info COL_INFO;
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typedef struct lo_arg LO_ARG;
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typedef struct GlobalValues_
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{
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int fetch_max;
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int socket_buffersize;
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int unknown_sizes;
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int max_varchar_size;
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int max_longvarchar_size;
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char debug;
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char commlog;
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char disable_optimizer;
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char ksqo;
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char unique_index;
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char onlyread; /* readonly is reserved on Digital C++
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* compiler */
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char use_declarefetch;
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char text_as_longvarchar;
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char unknowns_as_longvarchar;
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char bools_as_char;
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char lie;
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char parse;
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char cancel_as_freestmt;
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char extra_systable_prefixes[MEDIUM_REGISTRY_LEN];
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char conn_settings[LARGE_REGISTRY_LEN];
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char protocol[SMALL_REGISTRY_LEN];
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} GLOBAL_VALUES;
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typedef struct StatementOptions_
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{
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int maxRows;
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int maxLength;
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int keyset_size;
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int cursor_type;
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int scroll_concurrency;
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int retrieve_data;
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int use_bookmarks;
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void *bookmark_ptr;
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} StatementOptions;
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/* Used to pass extra query info to send_query */
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typedef struct QueryInfo_
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{
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int row_size;
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QResultClass *result_in;
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char *cursor;
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} QueryInfo;
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void logs_on_off(int cnopen, int, int);
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#define PG_TYPE_LO (-999) /* hack until permanent
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* type available */
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#define PG_TYPE_LO_NAME "lo"
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#define OID_ATTNUM (-2) /* the attnum in pg_index
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* of the oid */
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/* sizes */
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#define TEXT_FIELD_SIZE 8190 /* size of text fields
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* (not including null
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* term) */
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#define NAME_FIELD_SIZE 32 /* size of name fields */
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#define MAX_VARCHAR_SIZE 254 /* maximum size of a varchar (not
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* including null term) */
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#define PG_NUMERIC_MAX_PRECISION 1000
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#define PG_NUMERIC_MAX_SCALE 1000
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#define INFO_INQUIRY_LEN 8192 /* this seems sufficiently big for
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* queries used in info.c inoue
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* 2001/05/17 */
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#include "misc.h"
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#ifdef UNICODE_SUPPORT
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UInt4 ucs2strlen(const SQLWCHAR *ucs2str);
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char *ucs2_to_utf8(const SQLWCHAR *ucs2str, Int4 ilen, UInt4 *olen);
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UInt4 utf8_to_ucs2(const char * utf8str, Int4 ilen, SQLWCHAR *ucs2str, UInt4 buflen);
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#endif /* UNICODE_SUPPORT */
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/*#define _MEMORY_DEBUG_ */
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#ifdef _MEMORY_DEBUG_
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void *debug_alloc(size_t);
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void *debug_realloc(void *, size_t);
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char *debug_strdup(const char *);
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void debug_free(void *);
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void debug_memory_check(void);
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#define malloc debug_alloc
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#define realloc debug_realloc
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#define strdup debug_strdup
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#define free debug_free
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#endif /* _MEMORY_DEBUG_ */
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#endif
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