172 lines
4.5 KiB
C
172 lines
4.5 KiB
C
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/* 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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*/
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#ifndef __PSQLODBC_H__
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#define __PSQLODBC_H__
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <stdio.h> /* for FILE* pointers: see GLOBAL_VALUES */
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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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typedef float SFLOAT;
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typedef double SDOUBLE;
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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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/* Driver stuff */
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#define ODBCVER 0x0200
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#define DRIVER_ODBC_VER "02.00"
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#define DRIVERNAME "PostgreSQL ODBC"
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#define DBMS_NAME "PostgreSQL"
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#define DBMS_VERSION "06.40.0009 PostgreSQL 6.4/6.5"
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#define POSTGRESDRIVERVERSION "06.40.0009"
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#ifdef WIN32
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#define DRIVER_FILE_NAME "PSQLODBC.DLL"
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#else
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#define DRIVER_FILE_NAME "libpsqlodbc.so"
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#endif
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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_QUERY_SIZE (BLCKSZ*2)
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#define MAX_MESSAGE_LEN MAX_QUERY_SIZE
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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 for declare/fetch */
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#define TUPLE_MALLOC_INC 100
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#define SOCK_BUFFER_SIZE 4096 /* default socket buffer size */
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#define MAX_CONNECTIONS 128 /* conns per environment (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_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 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 "date+outlet+invoice" */
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#define MAX_STATEMENT_LEN MAX_MESSAGE_LEN
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#define PG62 "6.2" /* "Protocol" key setting to force Postgres 6.2 */
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#define PG63 "6.3" /* "Protocol" key setting 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 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++ 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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FILE* mylogFP;
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FILE* qlogFP;
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} GLOBAL_VALUES;
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typedef struct StatementOptions_ {
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int maxRows;
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int maxLength;
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int rowset_size;
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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 bind_size; /* size of each structure if using Row Binding */
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int use_bookmarks;
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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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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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#define PG_TYPE_LO -999 /* hack until permanent 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 of the oid */
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/* sizes */
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#define TEXT_FIELD_SIZE 8190 /* size of text fields (not including null 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 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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#include "misc.h"
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#endif
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