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/*****************************************************************
** SQL.H - This is the the main include for ODBC Core functions.**** preconditions:** #include "windows.h"**** (C) Copyright 1990 - 1994 By Microsoft Corp.**** Updated 5/12/93 for 2.00 specification** Updated 5/23/94 for 2.01 specification*********************************************************************/
#ifndef __SQL
#define __SQL
/*
* ODBCVER ODBC version number (0x0200). To exclude* definitions introduced in version 2.0 (or above)* #define ODBCVER 0x0100 before #including <sql.h>*/
/* If ODBCVER is not defined, assume version 2.01 */#ifndef ODBCVER
#define ODBCVER 0x0201
#endif
#ifdef __cplusplus
extern "C" { /* Assume C declarations for C++ */#endif /* __cplusplus */
/* generally useful constants */#if (ODBCVER >= 0x0200)
#define SQL_SPEC_MAJOR 2 /* Major version of specification */
#define SQL_SPEC_MINOR 1 /* Minor version of specification */
#define SQL_SPEC_STRING "02.01" /* String constant for version */
#endif /* ODBCVER >= 0x0200 */
#define SQL_SQLSTATE_SIZE 5 /* size of SQLSTATE */
#define SQL_MAX_MESSAGE_LENGTH 512 /* message buffer size */
#define SQL_MAX_DSN_LENGTH 32 /* maximum data source name size */
/* RETCODEs */#define SQL_INVALID_HANDLE (-2)
#define SQL_ERROR (-1)
#define SQL_SUCCESS 0
#define SQL_SUCCESS_WITH_INFO 1
#define SQL_NO_DATA_FOUND 100
/* Standard SQL datatypes, using ANSI type numbering */#define SQL_CHAR 1
#define SQL_NUMERIC 2
#define SQL_DECIMAL 3
#define SQL_INTEGER 4
#define SQL_SMALLINT 5
#define SQL_FLOAT 6
#define SQL_REAL 7
#define SQL_DOUBLE 8
#define SQL_VARCHAR 12
#define SQL_TYPE_MIN SQL_CHAR
#define SQL_TYPE_NULL 0
#define SQL_TYPE_MAX SQL_VARCHAR
/* C datatype to SQL datatype mapping SQL types
------------------- */#define SQL_C_CHAR SQL_CHAR /* CHAR, VARCHAR, DECIMAL, NUMERIC */
#define SQL_C_LONG SQL_INTEGER /* INTEGER */
#define SQL_C_SHORT SQL_SMALLINT /* SMALLINT */
#define SQL_C_FLOAT SQL_REAL /* REAL */
#define SQL_C_DOUBLE SQL_DOUBLE /* FLOAT, DOUBLE */
#define SQL_C_DEFAULT 99
/* NULL status constants. These are used in SQLColumns, SQLColAttributes,
SQLDescribeCol, SQLDescribeParam, and SQLSpecialColumns to describe thenullablity of a column in a table. */#define SQL_NO_NULLS 0
#define SQL_NULLABLE 1
#define SQL_NULLABLE_UNKNOWN 2
/* Special length values */#define SQL_NULL_DATA (-1)
#define SQL_DATA_AT_EXEC (-2)
#define SQL_NTS (-3)
/* SQLFreeStmt defines */#define SQL_CLOSE 0
#define SQL_DROP 1
#define SQL_UNBIND 2
#define SQL_RESET_PARAMS 3
/* SQLTransact defines */#define SQL_COMMIT 0
#define SQL_ROLLBACK 1
/* SQLColAttributes defines */#define SQL_COLUMN_COUNT 0
#define SQL_COLUMN_NAME 1
#define SQL_COLUMN_TYPE 2
#define SQL_COLUMN_LENGTH 3
#define SQL_COLUMN_PRECISION 4
#define SQL_COLUMN_SCALE 5
#define SQL_COLUMN_DISPLAY_SIZE 6
#define SQL_COLUMN_NULLABLE 7
#define SQL_COLUMN_UNSIGNED 8
#define SQL_COLUMN_MONEY 9
#define SQL_COLUMN_UPDATABLE 10
#define SQL_COLUMN_AUTO_INCREMENT 11
#define SQL_COLUMN_CASE_SENSITIVE 12
#define SQL_COLUMN_SEARCHABLE 13
#define SQL_COLUMN_TYPE_NAME 14
#if (ODBCVER >= 0x0200)
#define SQL_COLUMN_TABLE_NAME 15
#define SQL_COLUMN_OWNER_NAME 16
#define SQL_COLUMN_QUALIFIER_NAME 17
#define SQL_COLUMN_LABEL 18
#define SQL_COLATT_OPT_MAX SQL_COLUMN_LABEL
#else
#define SQL_COLATT_OPT_MAX SQL_COLUMN_TYPE_NAME
#endif /* ODBCVER >= 0x0200 */
#define SQL_COLUMN_DRIVER_START 1000
#define SQL_COLATT_OPT_MIN SQL_COLUMN_COUNT
/* SQLColAttributes subdefines for SQL_COLUMN_UPDATABLE */#define SQL_ATTR_READONLY 0
#define SQL_ATTR_WRITE 1
#define SQL_ATTR_READWRITE_UNKNOWN 2
/* SQLColAttributes subdefines for SQL_COLUMN_SEARCHABLE *//* These are also used by SQLGetInfo */#define SQL_UNSEARCHABLE 0
#define SQL_LIKE_ONLY 1
#define SQL_ALL_EXCEPT_LIKE 2
#define SQL_SEARCHABLE 3
/* SQLError defines */#define SQL_NULL_HENV 0
#define SQL_NULL_HDBC 0
#define SQL_NULL_HSTMT 0
/* environment specific definitions */#ifndef EXPORT
#define EXPORT _export
#endif
#ifdef WIN32
#define SQL_API __stdcall
#else
#define SQL_API EXPORT CALLBACK
#endif
#ifndef RC_INVOKED
/* SQL portable types for C */typedef unsigned char UCHAR;typedef signed char SCHAR;typedef long int SDWORD;typedef short int SWORD;typedef unsigned long int UDWORD;typedef unsigned short int UWORD;#if (ODBCVER >= 0x0200)
typedef signed long SLONG;typedef signed short SSHORT;typedef unsigned long ULONG;typedef unsigned short USHORT;#endif /* ODBCVER >= 0x0200 */
typedef double SDOUBLE;#ifdef WIN32
typedef double LDOUBLE; /* long double == short double in Win32 */#else
typedef long double LDOUBLE;#endif
typedef float SFLOAT;
typedef void FAR * PTR;
typedef void FAR * HENV;typedef void FAR * HDBC;typedef void FAR * HSTMT;
typedef signed short RETCODE;
/* Core Function Prototypes */
RETCODE SQL_API SQLAllocConnect( HENV henv, HDBC FAR *phdbc);
RETCODE SQL_API SQLAllocEnv( HENV FAR *phenv);
RETCODE SQL_API SQLAllocStmt( HDBC hdbc, HSTMT FAR *phstmt);
RETCODE SQL_API SQLBindCol( HSTMT hstmt, UWORD icol, SWORD fCType, PTR rgbValue, SDWORD cbValueMax, SDWORD FAR *pcbValue);
RETCODE SQL_API SQLCancel( HSTMT hstmt);
RETCODE SQL_API SQLColAttributes( HSTMT hstmt, UWORD icol, UWORD fDescType, PTR rgbDesc, SWORD cbDescMax, SWORD FAR *pcbDesc, SDWORD FAR *pfDesc);
RETCODE SQL_API SQLConnect( HDBC hdbc, UCHAR FAR *szDSN, SWORD cbDSN, UCHAR FAR *szUID, SWORD cbUID, UCHAR FAR *szAuthStr, SWORD cbAuthStr);
RETCODE SQL_API SQLDescribeCol( HSTMT hstmt, UWORD icol, UCHAR FAR *szColName, SWORD cbColNameMax, SWORD FAR *pcbColName, SWORD FAR *pfSqlType, UDWORD FAR *pcbColDef, SWORD FAR *pibScale, SWORD FAR *pfNullable);
RETCODE SQL_API SQLDisconnect( HDBC hdbc);
RETCODE SQL_API SQLError( HENV henv, HDBC hdbc, HSTMT hstmt, UCHAR FAR *szSqlState, SDWORD FAR *pfNativeError, UCHAR FAR *szErrorMsg, SWORD cbErrorMsgMax, SWORD FAR *pcbErrorMsg);
RETCODE SQL_API SQLExecDirect( HSTMT hstmt, UCHAR FAR *szSqlStr, SDWORD cbSqlStr);
RETCODE SQL_API SQLExecute( HSTMT hstmt);
RETCODE SQL_API SQLFetch( HSTMT hstmt);
RETCODE SQL_API SQLFreeConnect( HDBC hdbc);
RETCODE SQL_API SQLFreeEnv( HENV henv);
RETCODE SQL_API SQLFreeStmt( HSTMT hstmt, UWORD fOption);
RETCODE SQL_API SQLGetCursorName( HSTMT hstmt, UCHAR FAR *szCursor, SWORD cbCursorMax, SWORD FAR *pcbCursor);
RETCODE SQL_API SQLNumResultCols( HSTMT hstmt, SWORD FAR *pccol);
RETCODE SQL_API SQLPrepare( HSTMT hstmt, UCHAR FAR *szSqlStr, SDWORD cbSqlStr);
RETCODE SQL_API SQLRowCount( HSTMT hstmt, SDWORD FAR *pcrow);
RETCODE SQL_API SQLSetCursorName( HSTMT hstmt, UCHAR FAR *szCursor, SWORD cbCursor);
RETCODE SQL_API SQLTransact( HENV henv, HDBC hdbc, UWORD fType);
#endif /* RC_INVOKED */
/* Deprecrated functions from prior versions of ODBC */#ifndef RC_INVOKED
RETCODE SQL_API SQLSetParam( /* Use SQLBindParameter */ HSTMT hstmt, UWORD ipar, SWORD fCType, SWORD fSqlType, UDWORD cbColDef, SWORD ibScale, PTR rgbValue, SDWORD FAR *pcbValue);
#endif /* RC_INVOKED */
#ifdef __cplusplus
} /* End of extern "C" { */#endif /* __cplusplus */
#endif /* #ifndef __SQL */
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