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/* File: psqlodbc.h
*
* Description: This file contains defines and declarations that are related to
* the entire driver.
*
* Comments: See "notice.txt" for copyright and license information.
*
* $Id: psqlodbc.h,v 1.4 2003/02/18 18:46:48 lurcher Exp $
*/
#ifndef __PSQLODBC_H__
#define __PSQLODBC_H__
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <stdio.h> /* for FILE* pointers: see GLOBAL_VALUES */
#ifndef WIN32
#include <stdlib.h> /* for prototype of atof() etc */
#define Int4 int
#define UInt4 unsigned int
#define Int2 short
#define UInt2 unsigned short
#else
#define Int4 int
#define UInt4 unsigned int
#define Int2 short
#define UInt2 unsigned short
#endif
typedef UInt4 Oid;
#undef ODBCVER
/* Driver stuff */
#define ODBCVER 0x0250
#define DRIVER_ODBC_VER "02.50"
#define DRIVERNAME "PostgreSQL ODBC"
#define DBMS_NAME "PostgreSQL"
#define POSTGRESDRIVERVERSION "07.01.0003"
#ifdef WIN32
#define DRIVER_FILE_NAME "PSQLODBC.DLL"
#else
#define DRIVER_FILE_NAME "libpsqlodbc.so"
#endif
/* Limits */
#define BLCKSZ 4096
#define MAX_MESSAGE_LEN 65536 /* This puts a limit on query size but I don't */
/* see an easy way round this - DJP 24-1-2001 */
#define MAX_CONNECT_STRING 4096
#define ERROR_MSG_LENGTH 4096
#define FETCH_MAX 100 /* default number of rows to cache for declare/fetch */
#define TUPLE_MALLOC_INC 100
#define SOCK_BUFFER_SIZE 4096 /* default socket buffer size */
#define MAX_CONNECTIONS 128 /* conns per environment (arbitrary) */
#define MAX_FIELDS 512
#define BYTELEN 8
#define VARHDRSZ sizeof(Int4)
#define MAX_TABLE_LEN 32
#define MAX_COLUMN_LEN 32
#define MAX_CURSOR_LEN 32
/* Registry length limits */
#define LARGE_REGISTRY_LEN 4096 /* used for special cases */
#define MEDIUM_REGISTRY_LEN 256 /* normal size for user,database,etc. */
#define SMALL_REGISTRY_LEN 10 /* for 1/0 settings */
/* These prefixes denote system tables */
#define POSTGRES_SYS_PREFIX "pg_"
#define KEYS_TABLE "dd_fkey"
/* Info limits */
#define MAX_INFO_STRING 128
#define MAX_KEYPARTS 20
#define MAX_KEYLEN 512 /* max key of the form "date+outlet+invoice" */
#define MAX_ROW_SIZE 0 /* Unlimited rowsize with the Tuple Toaster */
#define MAX_STATEMENT_LEN 0 /* Unlimited statement size with 7.0 */
/* Previously, numerous query strings were defined of length MAX_STATEMENT_LEN */
/* Now that's 0, lets use this instead. DJP 24-1-2001 */
#define STD_STATEMENT_LEN MAX_MESSAGE_LEN
#define PG62 "6.2" /* "Protocol" key setting to force Postgres 6.2 */
#define PG63 "6.3" /* "Protocol" key setting to force postgres 6.3 */
#define PG64 "6.4"
typedef struct ConnectionClass_ ConnectionClass;
typedef struct StatementClass_ StatementClass;
typedef struct QResultClass_ QResultClass;
typedef struct SocketClass_ SocketClass;
typedef struct BindInfoClass_ BindInfoClass;
typedef struct ParameterInfoClass_ ParameterInfoClass;
typedef struct ColumnInfoClass_ ColumnInfoClass;
typedef struct TupleListClass_ TupleListClass;
typedef struct EnvironmentClass_ EnvironmentClass;
typedef struct TupleNode_ TupleNode;
typedef struct TupleField_ TupleField;
typedef struct col_info COL_INFO;
typedef struct lo_arg LO_ARG;
typedef struct GlobalValues_
{
int fetch_max;
int socket_buffersize;
int unknown_sizes;
int max_varchar_size;
int max_longvarchar_size;
char debug;
char commlog;
char disable_optimizer;
char ksqo;
char unique_index;
char onlyread; /* readonly is reserved on Digital C++ compiler */
char use_declarefetch;
char text_as_longvarchar;
char unknowns_as_longvarchar;
char bools_as_char;
char lie;
char parse;
char cancel_as_freestmt;
char extra_systable_prefixes[MEDIUM_REGISTRY_LEN];
char conn_settings[LARGE_REGISTRY_LEN];
char protocol[SMALL_REGISTRY_LEN];
FILE* mylogFP;
FILE* qlogFP;
} GLOBAL_VALUES;
/*
* rename to avoid colision
*/
#define global pg_global
typedef struct StatementOptions_ {
int maxRows;
int maxLength;
int rowset_size;
int keyset_size;
int cursor_type;
int scroll_concurrency;
int retrieve_data;
int bind_size; /* size of each structure if using Row Binding */
int use_bookmarks;
} StatementOptions;
/* Used to pass extra query info to send_query */
typedef struct QueryInfo_ {
int row_size;
QResultClass *result_in;
char *cursor;
} QueryInfo;
#define PG_TYPE_LO -999 /* hack until permanent type available */
#define PG_TYPE_LO_NAME "lo"
#define OID_ATTNUM -2 /* the attnum in pg_index of the oid */
/* sizes */
#define TEXT_FIELD_SIZE 65536 /* size of text fields (not including null term) */
#define NAME_FIELD_SIZE 32 /* size of name fields */
#define MAX_VARCHAR_SIZE 254 /* maximum size of a varchar (not including null term) */
#define PG_NUMERIC_MAX_PRECISION 1000
#define PG_NUMERIC_MAX_SCALE 1000
#include "misc.h"
#endif
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