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/***************************************************************************//* INFO.C *//* Copyright (C) 1995-96 SYWARE Inc., All rights reserved *//***************************************************************************/// Commenting #define out - causing compiler error - not sure if needed, compiles
// okay without it.
//#define WINVER 0x0400
#include "precomp.h"
#include <objbase.h>
#include <initguid.h>
#include "wbemidl.h"
#include <comdef.h>
//smart pointer
_COM_SMARTPTR_TYPEDEF(IWbemServices, IID_IWbemServices);_COM_SMARTPTR_TYPEDEF(IEnumWbemClassObject, IID_IEnumWbemClassObject);//_COM_SMARTPTR_TYPEDEF(IWbemContext, IID_IWbemContext );
_COM_SMARTPTR_TYPEDEF(IWbemLocator, IID_IWbemLocator);
#include "drdbdr.h"
/***************************************************************************/RETCODE SQL_API SQLGetInfo( HDBC hdbc, UWORD fInfoType, PTR rgbInfoValue, SWORD cbInfoValueMax, SWORD FAR *pcbInfoValue){ LPDBC lpdbc;
/* Get connection handle */ lpdbc = (LPDBC) hdbc; lpdbc->errcode = ERR_SUCCESS;
//To make guarentee Ole is initialized per thread
COleInitializationManager myOleManager;
MyImpersonator im (lpdbc, "SQLGetInfo");
/* Return the info value */ switch (fInfoType) {
/* INFOs that return a string */// case SQL_ACCESSIBLE_PROCEDURES:
case SQL_ACCESSIBLE_TABLES: case SQL_OUTER_JOINS: case SQL_DATA_SOURCE_READ_ONLY: case SQL_MAX_ROW_SIZE_INCLUDES_LONG: lpdbc->errcode = ReturnString(rgbInfoValue, cbInfoValueMax, pcbInfoValue, (LPUSTR) "Y"); break; case SQL_ACCESSIBLE_PROCEDURES: case SQL_COLUMN_ALIAS: case SQL_EXPRESSIONS_IN_ORDERBY: case SQL_LIKE_ESCAPE_CLAUSE: case SQL_MULT_RESULT_SETS: case SQL_NEED_LONG_DATA_LEN: case SQL_ODBC_SQL_OPT_IEF: case SQL_ORDER_BY_COLUMNS_IN_SELECT: case SQL_PROCEDURES: case SQL_ROW_UPDATES: lpdbc->errcode = ReturnString(rgbInfoValue, cbInfoValueMax, pcbInfoValue, (LPUSTR) "N"); break; case SQL_DATA_SOURCE_NAME: if (s_lstrcmp( (char*)lpdbc->szDSN, " ")) lpdbc->errcode = ReturnString(rgbInfoValue, cbInfoValueMax, pcbInfoValue, lpdbc->szDSN); else lpdbc->errcode = ReturnString(rgbInfoValue, cbInfoValueMax, pcbInfoValue, (LPUSTR) ""); break; case SQL_DATABASE_NAME: if (lpdbc->lpISAM != NULL) lpdbc->errcode = ReturnString(rgbInfoValue, cbInfoValueMax, pcbInfoValue, (LPUSTR) ISAMDatabase(lpdbc->lpISAM)); else lpdbc->errcode = ReturnString(rgbInfoValue, cbInfoValueMax, pcbInfoValue, (LPUSTR) ""); break; case SQL_KEYWORDS: case SQL_OWNER_TERM: case SQL_PROCEDURE_TERM:// case SQL_SERVER_NAME:
case SQL_SPECIAL_CHARACTERS: lpdbc->errcode = ReturnString(rgbInfoValue, cbInfoValueMax, pcbInfoValue, (LPUSTR) ""); break; case SQL_SERVER_NAME: { LPUSTR pName = ISAMServer(lpdbc->lpISAM);
if (!pName) { lpdbc->errcode = ERR_ISAM; } else { lpdbc->errcode = ReturnString(rgbInfoValue, cbInfoValueMax, pcbInfoValue, pName); delete (LPSTR)pName; } } break; case SQL_MULTIPLE_ACTIVE_TXN: if (lpdbc->lpISAM->fTxnCapable != SQL_TC_NONE) { if (lpdbc->lpISAM->fMultipleActiveTxn) lpdbc->errcode = ReturnString(rgbInfoValue, cbInfoValueMax, pcbInfoValue, (LPUSTR) "Y"); else lpdbc->errcode = ReturnString(rgbInfoValue, cbInfoValueMax, pcbInfoValue, (LPUSTR) "N"); } else lpdbc->errcode = ReturnString(rgbInfoValue, cbInfoValueMax, pcbInfoValue, (LPUSTR) "N"); break; case SQL_QUALIFIER_TERM: lpdbc->errcode = ReturnString(rgbInfoValue, cbInfoValueMax, pcbInfoValue, (LPUSTR) "Namespace"); break; case SQL_QUALIFIER_NAME_SEPARATOR: lpdbc->errcode = ReturnString(rgbInfoValue, cbInfoValueMax, pcbInfoValue, (LPUSTR) "."); break; case SQL_SEARCH_PATTERN_ESCAPE: lpdbc->errcode = ReturnString(rgbInfoValue, cbInfoValueMax, pcbInfoValue, (LPUSTR) "\\"); break; case SQL_DBMS_NAME: { LPUSTR pName = ISAMName(lpdbc->lpISAM);
if (!pName) { lpdbc->errcode = ERR_ISAM; } else { lpdbc->errcode = ReturnString(rgbInfoValue, cbInfoValueMax, pcbInfoValue, pName); delete (LPSTR)pName; } } break; case SQL_DBMS_VER: { LPUSTR pVersion = ISAMVersion(lpdbc->lpISAM);
if (!pVersion) { lpdbc->errcode = ERR_ISAM; } else { lpdbc->errcode = ReturnString(rgbInfoValue, cbInfoValueMax, pcbInfoValue, pVersion); delete (LPSTR)pVersion; } } break; case SQL_DRIVER_NAME: lpdbc->errcode = ReturnString(rgbInfoValue, cbInfoValueMax, pcbInfoValue, (LPUSTR) ISAMDriver(lpdbc->lpISAM)); break; case SQL_DRIVER_ODBC_VER: lpdbc->errcode = ReturnString(rgbInfoValue, cbInfoValueMax, pcbInfoValue, (LPUSTR) "02.10"); break; case SQL_DRIVER_VER: lpdbc->errcode = ReturnString(rgbInfoValue, cbInfoValueMax, pcbInfoValue, (LPUSTR) "01.00.0000"); break; case SQL_IDENTIFIER_QUOTE_CHAR: lpdbc->errcode = ReturnString(rgbInfoValue, cbInfoValueMax, pcbInfoValue, (LPUSTR) "\""); break; case SQL_TABLE_TERM: lpdbc->errcode = ReturnString(rgbInfoValue, cbInfoValueMax, pcbInfoValue, (LPUSTR) "Class"); break; case SQL_USER_NAME: lpdbc->errcode = ReturnString(rgbInfoValue, cbInfoValueMax, pcbInfoValue, (LPUSTR) ""); break;
/* INFOs that return a two byte value */ case SQL_ACTIVE_CONNECTIONS: case SQL_ACTIVE_STATEMENTS: case SQL_MAX_COLUMNS_IN_INDEX: case SQL_MAX_COLUMNS_IN_SELECT: case SQL_MAX_COLUMNS_IN_TABLE: case SQL_MAX_OWNER_NAME_LEN: case SQL_MAX_PROCEDURE_NAME_LEN: case SQL_MAX_TABLES_IN_SELECT: *(SWORD FAR *)rgbInfoValue = 0; if (pcbInfoValue != NULL) *pcbInfoValue = 2; break; case SQL_MAX_QUALIFIER_NAME_LEN: *(SWORD FAR *)rgbInfoValue = 128; if (pcbInfoValue != NULL) *pcbInfoValue = 2; break; case SQL_CONCAT_NULL_BEHAVIOR: *(SWORD FAR *)rgbInfoValue = SQL_CB_NON_NULL; if (pcbInfoValue != NULL) *pcbInfoValue = 2; break; case SQL_CORRELATION_NAME: *(SWORD FAR *)rgbInfoValue = SQL_CN_ANY; if (pcbInfoValue != NULL) *pcbInfoValue = 2; break; case SQL_CURSOR_COMMIT_BEHAVIOR: case SQL_CURSOR_ROLLBACK_BEHAVIOR: if (lpdbc->lpISAM->fTxnCapable != SQL_TC_NONE) { if (lpdbc->lpISAM->fSchemaInfoTransactioned) *(SWORD FAR *)rgbInfoValue = SQL_CB_DELETE; else *(SWORD FAR *)rgbInfoValue = SQL_CB_CLOSE; } else *(SWORD FAR *)rgbInfoValue = SQL_CB_CLOSE; if (pcbInfoValue != NULL) *pcbInfoValue = 2; break; case SQL_FILE_USAGE: *(SWORD FAR *)rgbInfoValue = SQL_FILE_NOT_SUPPORTED; if (pcbInfoValue != NULL) *pcbInfoValue = 2; break; case SQL_GROUP_BY: *(SWORD FAR *)rgbInfoValue = SQL_GB_GROUP_BY_CONTAINS_SELECT;//SQL_GB_NOT_SUPPORTED;
if (pcbInfoValue != NULL) *pcbInfoValue = 2; break; case SQL_IDENTIFIER_CASE: *(SWORD FAR *)rgbInfoValue = SQL_IC_MIXED; if (pcbInfoValue != NULL) *pcbInfoValue = 2; break; case SQL_QUOTED_IDENTIFIER_CASE: *(SWORD FAR *)rgbInfoValue = SQL_IC_SENSITIVE; if (pcbInfoValue != NULL) *pcbInfoValue = 2; break; case SQL_MAX_COLUMN_NAME_LEN: *(SWORD FAR *)rgbInfoValue = ISAMMaxColumnNameLength(lpdbc->lpISAM); if (pcbInfoValue != NULL) *pcbInfoValue = 2; break; case SQL_MAX_COLUMNS_IN_GROUP_BY: *(SWORD FAR *)rgbInfoValue = 0; //was MAX_COLUMNS_IN_GROUP_BY;
if (pcbInfoValue != NULL) *pcbInfoValue = 2; break; case SQL_MAX_COLUMNS_IN_ORDER_BY: *(SWORD FAR *)rgbInfoValue = MAX_COLUMNS_IN_ORDER_BY; if (pcbInfoValue != NULL) *pcbInfoValue = 2; break; case SQL_MAX_CURSOR_NAME_LEN: *(SWORD FAR *)rgbInfoValue = MAX_CURSOR_NAME_LENGTH; if (pcbInfoValue != NULL) *pcbInfoValue = 2; break; case SQL_MAX_TABLE_NAME_LEN: *(SWORD FAR *)rgbInfoValue = ISAMMaxTableNameLength(lpdbc->lpISAM); if (pcbInfoValue != NULL) *pcbInfoValue = 2; break; case SQL_MAX_USER_NAME_LEN: *(SWORD FAR *)rgbInfoValue = MAX_USER_NAME_LENGTH; if (pcbInfoValue != NULL) *pcbInfoValue = 2; break; case SQL_NON_NULLABLE_COLUMNS: *(SWORD FAR *)rgbInfoValue = SQL_NNC_NON_NULL; if (pcbInfoValue != NULL) *pcbInfoValue = 2; break; case SQL_NULL_COLLATION: *(SWORD FAR *)rgbInfoValue = SQL_NC_LOW; if (pcbInfoValue != NULL) *pcbInfoValue = 2; break; case SQL_ODBC_API_CONFORMANCE: *(SWORD FAR *)rgbInfoValue = SQL_OAC_LEVEL1; if (pcbInfoValue != NULL) *pcbInfoValue = 2; break; case SQL_ODBC_SAG_CLI_CONFORMANCE: *(SWORD FAR *)rgbInfoValue = SQL_OSCC_COMPLIANT; if (pcbInfoValue != NULL) *pcbInfoValue = 2; break; case SQL_ODBC_SQL_CONFORMANCE: *(SWORD FAR *)rgbInfoValue = SQL_OSC_MINIMUM; if (pcbInfoValue != NULL) *pcbInfoValue = 2; break; case SQL_QUALIFIER_LOCATION: *(SWORD FAR *)rgbInfoValue = SQL_QL_START; if (pcbInfoValue != NULL) *pcbInfoValue = 2; break; case SQL_TXN_CAPABLE: *(SWORD FAR *)rgbInfoValue = lpdbc->lpISAM->fTxnCapable; if (pcbInfoValue != NULL) *pcbInfoValue = 2; break;
/* INFOs that return a four byte value */ case SQL_ALTER_TABLE: case SQL_BOOKMARK_PERSISTENCE: case SQL_FETCH_DIRECTION: case SQL_LOCK_TYPES: case SQL_MAX_INDEX_SIZE: case SQL_MAX_ROW_SIZE: case SQL_MAX_STATEMENT_LEN: case SQL_OWNER_USAGE: case SQL_POS_OPERATIONS: case SQL_POSITIONED_STATEMENTS: case SQL_SCROLL_CONCURRENCY: case SQL_SCROLL_OPTIONS: case SQL_STATIC_SENSITIVITY: case SQL_UNION: *(SDWORD FAR *)rgbInfoValue = 0; if (pcbInfoValue != NULL) *pcbInfoValue = 4; break; case SQL_SUBQUERIES: *(SDWORD FAR *)rgbInfoValue = SQL_SQ_CORRELATED_SUBQUERIES | SQL_SQ_COMPARISON | SQL_SQ_EXISTS | SQL_SQ_IN | SQL_SQ_QUANTIFIED; if (pcbInfoValue != NULL) *pcbInfoValue = 4; break; case SQL_QUALIFIER_USAGE: *(SDWORD FAR *)rgbInfoValue = SQL_QU_DML_STATEMENTS; if (pcbInfoValue != NULL) *pcbInfoValue = 4; break; case SQL_DEFAULT_TXN_ISOLATION: if (lpdbc->lpISAM->fTxnCapable != SQL_TC_NONE) *(SDWORD FAR *)rgbInfoValue = lpdbc->lpISAM->fDefaultTxnIsolation; else *(SDWORD FAR *)rgbInfoValue = 0; if (pcbInfoValue != NULL) *pcbInfoValue = 4; break; case SQL_TXN_ISOLATION_OPTION: if (lpdbc->lpISAM->fTxnCapable != SQL_TC_NONE) *(SDWORD FAR *)rgbInfoValue = lpdbc->lpISAM->fTxnIsolationOption; else *(SDWORD FAR *)rgbInfoValue = 0; if (pcbInfoValue != NULL) *pcbInfoValue = 4; break; case SQL_GETDATA_EXTENSIONS: *(SDWORD FAR *)rgbInfoValue = SQL_GD_ANY_COLUMN | SQL_GD_ANY_ORDER | SQL_GD_BOUND; if (pcbInfoValue != NULL) *pcbInfoValue = 4; break; case SQL_MAX_CHAR_LITERAL_LEN: *(SDWORD FAR *)rgbInfoValue = MAX_CHAR_LITERAL_LENGTH; if (pcbInfoValue != NULL) *pcbInfoValue = 4; break; case SQL_MAX_BINARY_LITERAL_LEN: *(SDWORD FAR *)rgbInfoValue = 0;// was MAX_BINARY_LITERAL_LENGTH;
if (pcbInfoValue != NULL) *pcbInfoValue = 4; break; case SQL_OJ_CAPABILITIES: *(SDWORD FAR *)rgbInfoValue = SQL_OJ_LEFT | SQL_OJ_NESTED | SQL_OJ_NOT_ORDERED | SQL_OJ_ALL_COMPARISON_OPS; if (pcbInfoValue != NULL) *pcbInfoValue = 4; break; case SQL_CONVERT_BIGINT: *(SDWORD FAR *)rgbInfoValue = SQL_CVT_BIGINT | SQL_CVT_BINARY | SQL_CVT_BIT | SQL_CVT_CHAR | SQL_CVT_DECIMAL | SQL_CVT_DOUBLE | SQL_CVT_FLOAT | SQL_CVT_INTEGER | SQL_CVT_NUMERIC | SQL_CVT_REAL | SQL_CVT_SMALLINT | SQL_CVT_TINYINT | SQL_CVT_VARBINARY | SQL_CVT_VARCHAR ; if (pcbInfoValue != NULL) *pcbInfoValue = 4; break; case SQL_CONVERT_BINARY: *(SDWORD FAR *)rgbInfoValue = SQL_CVT_BIGINT | SQL_CVT_BINARY | SQL_CVT_BIT | SQL_CVT_CHAR | SQL_CVT_DATE | SQL_CVT_DECIMAL | SQL_CVT_DOUBLE | SQL_CVT_FLOAT | SQL_CVT_INTEGER | SQL_CVT_NUMERIC | SQL_CVT_REAL | SQL_CVT_SMALLINT | SQL_CVT_TIME | SQL_CVT_TIMESTAMP | SQL_CVT_TINYINT | SQL_CVT_VARBINARY | SQL_CVT_VARCHAR ; if (pcbInfoValue != NULL) *pcbInfoValue = 4; break; case SQL_CONVERT_BIT: *(SDWORD FAR *)rgbInfoValue = SQL_CVT_BIGINT | SQL_CVT_BINARY | SQL_CVT_BIT | SQL_CVT_CHAR | SQL_CVT_DECIMAL | SQL_CVT_DOUBLE | SQL_CVT_FLOAT | SQL_CVT_INTEGER | SQL_CVT_NUMERIC | SQL_CVT_REAL | SQL_CVT_SMALLINT | SQL_CVT_TINYINT | SQL_CVT_VARBINARY | SQL_CVT_VARCHAR ; if (pcbInfoValue != NULL) *pcbInfoValue = 4; break; case SQL_CONVERT_CHAR: *(SDWORD FAR *)rgbInfoValue = SQL_CVT_BIGINT | SQL_CVT_BINARY | SQL_CVT_BIT | SQL_CVT_CHAR | SQL_CVT_DATE | SQL_CVT_DECIMAL | SQL_CVT_DOUBLE | SQL_CVT_FLOAT | SQL_CVT_INTEGER | SQL_CVT_NUMERIC | SQL_CVT_REAL | SQL_CVT_SMALLINT | SQL_CVT_TIME | SQL_CVT_TIMESTAMP | SQL_CVT_TINYINT | SQL_CVT_VARBINARY | SQL_CVT_VARCHAR ; if (pcbInfoValue != NULL) *pcbInfoValue = 4; break; case SQL_CONVERT_DATE: *(SDWORD FAR *)rgbInfoValue = SQL_CVT_BINARY | SQL_CVT_CHAR | SQL_CVT_DATE | SQL_CVT_TIMESTAMP | SQL_CVT_VARBINARY | SQL_CVT_VARCHAR ; if (pcbInfoValue != NULL) *pcbInfoValue = 4; break; case SQL_CONVERT_DECIMAL: *(SDWORD FAR *)rgbInfoValue = SQL_CVT_BIGINT | SQL_CVT_BINARY | SQL_CVT_BIT | SQL_CVT_CHAR | SQL_CVT_DECIMAL | SQL_CVT_DOUBLE | SQL_CVT_FLOAT | SQL_CVT_INTEGER | SQL_CVT_NUMERIC | SQL_CVT_REAL | SQL_CVT_SMALLINT | SQL_CVT_TINYINT | SQL_CVT_VARBINARY | SQL_CVT_VARCHAR ; if (pcbInfoValue != NULL) *pcbInfoValue = 4; break; case SQL_CONVERT_DOUBLE: *(SDWORD FAR *)rgbInfoValue = SQL_CVT_BIGINT | SQL_CVT_BINARY | SQL_CVT_BIT | SQL_CVT_CHAR | SQL_CVT_DECIMAL | SQL_CVT_DOUBLE | SQL_CVT_FLOAT | SQL_CVT_INTEGER | SQL_CVT_NUMERIC | SQL_CVT_REAL | SQL_CVT_SMALLINT | SQL_CVT_TINYINT | SQL_CVT_VARBINARY | SQL_CVT_VARCHAR ; if (pcbInfoValue != NULL) *pcbInfoValue = 4; break; case SQL_CONVERT_FLOAT: *(SDWORD FAR *)rgbInfoValue = SQL_CVT_BIGINT | SQL_CVT_BINARY | SQL_CVT_BIT | SQL_CVT_CHAR | SQL_CVT_DECIMAL | SQL_CVT_DOUBLE | SQL_CVT_FLOAT | SQL_CVT_INTEGER | SQL_CVT_NUMERIC | SQL_CVT_REAL | SQL_CVT_SMALLINT | SQL_CVT_TINYINT | SQL_CVT_VARBINARY | SQL_CVT_VARCHAR ; if (pcbInfoValue != NULL) *pcbInfoValue = 4; break; case SQL_CONVERT_INTEGER: *(SDWORD FAR *)rgbInfoValue = SQL_CVT_BIGINT | SQL_CVT_BINARY | SQL_CVT_BIT | SQL_CVT_CHAR | SQL_CVT_DECIMAL | SQL_CVT_DOUBLE | SQL_CVT_FLOAT | SQL_CVT_INTEGER | SQL_CVT_NUMERIC | SQL_CVT_REAL | SQL_CVT_SMALLINT | SQL_CVT_TINYINT | SQL_CVT_VARBINARY | SQL_CVT_VARCHAR ; if (pcbInfoValue != NULL) *pcbInfoValue = 4; break; case SQL_CONVERT_LONGVARBINARY: case SQL_CONVERT_LONGVARCHAR: *(SDWORD FAR *)rgbInfoValue = 0; if (pcbInfoValue != NULL) *pcbInfoValue = 4; break; case SQL_CONVERT_NUMERIC: *(SDWORD FAR *)rgbInfoValue = SQL_CVT_BIGINT | SQL_CVT_BINARY | SQL_CVT_BIT | SQL_CVT_CHAR | SQL_CVT_DECIMAL | SQL_CVT_DOUBLE | SQL_CVT_FLOAT | SQL_CVT_INTEGER | SQL_CVT_NUMERIC | SQL_CVT_REAL | SQL_CVT_SMALLINT | SQL_CVT_TINYINT | SQL_CVT_VARBINARY | SQL_CVT_VARCHAR ; if (pcbInfoValue != NULL) *pcbInfoValue = 4; break; case SQL_CONVERT_REAL: *(SDWORD FAR *)rgbInfoValue = SQL_CVT_BIGINT | SQL_CVT_BINARY | SQL_CVT_BIT | SQL_CVT_CHAR | SQL_CVT_DECIMAL | SQL_CVT_DOUBLE | SQL_CVT_FLOAT | SQL_CVT_INTEGER | SQL_CVT_NUMERIC | SQL_CVT_REAL | SQL_CVT_SMALLINT | SQL_CVT_TINYINT | SQL_CVT_VARBINARY | SQL_CVT_VARCHAR ; if (pcbInfoValue != NULL) *pcbInfoValue = 4; break; case SQL_CONVERT_SMALLINT: *(SDWORD FAR *)rgbInfoValue = SQL_CVT_BIGINT | SQL_CVT_BINARY | SQL_CVT_BIT | SQL_CVT_CHAR | SQL_CVT_DECIMAL | SQL_CVT_DOUBLE | SQL_CVT_FLOAT | SQL_CVT_INTEGER | SQL_CVT_NUMERIC | SQL_CVT_REAL | SQL_CVT_SMALLINT | SQL_CVT_TINYINT | SQL_CVT_VARBINARY | SQL_CVT_VARCHAR ; if (pcbInfoValue != NULL) *pcbInfoValue = 4; break; case SQL_CONVERT_TIME: *(SDWORD FAR *)rgbInfoValue = SQL_CVT_BINARY | SQL_CVT_CHAR | SQL_CVT_TIME | SQL_CVT_TIMESTAMP | SQL_CVT_VARBINARY | SQL_CVT_VARCHAR ; if (pcbInfoValue != NULL) *pcbInfoValue = 4; break; case SQL_CONVERT_TIMESTAMP: *(SDWORD FAR *)rgbInfoValue = SQL_CVT_BINARY | SQL_CVT_CHAR | SQL_CVT_DATE | SQL_CVT_TIME | SQL_CVT_TIMESTAMP | SQL_CVT_VARBINARY | SQL_CVT_VARCHAR ; if (pcbInfoValue != NULL) *pcbInfoValue = 4; break; case SQL_CONVERT_TINYINT: *(SDWORD FAR *)rgbInfoValue = SQL_CVT_BIGINT | SQL_CVT_BINARY | SQL_CVT_BIT | SQL_CVT_CHAR | SQL_CVT_DECIMAL | SQL_CVT_DOUBLE | SQL_CVT_FLOAT | SQL_CVT_INTEGER | SQL_CVT_NUMERIC | SQL_CVT_REAL | SQL_CVT_SMALLINT | SQL_CVT_TINYINT | SQL_CVT_VARBINARY | SQL_CVT_VARCHAR ; if (pcbInfoValue != NULL) *pcbInfoValue = 4; break; case SQL_CONVERT_VARBINARY: *(SDWORD FAR *)rgbInfoValue = SQL_CVT_BIGINT | SQL_CVT_BINARY | SQL_CVT_BIT | SQL_CVT_CHAR | SQL_CVT_DATE | SQL_CVT_DECIMAL | SQL_CVT_DOUBLE | SQL_CVT_FLOAT | SQL_CVT_INTEGER | SQL_CVT_NUMERIC | SQL_CVT_REAL | SQL_CVT_SMALLINT | SQL_CVT_TIME | SQL_CVT_TIMESTAMP | SQL_CVT_TINYINT | SQL_CVT_VARBINARY | SQL_CVT_VARCHAR ; if (pcbInfoValue != NULL) *pcbInfoValue = 4; break; case SQL_CONVERT_VARCHAR: *(SDWORD FAR *)rgbInfoValue = SQL_CVT_BIGINT | SQL_CVT_BINARY | SQL_CVT_BIT | SQL_CVT_CHAR | SQL_CVT_DATE | SQL_CVT_DECIMAL | SQL_CVT_DOUBLE | SQL_CVT_FLOAT | SQL_CVT_INTEGER | SQL_CVT_NUMERIC | SQL_CVT_REAL | SQL_CVT_SMALLINT | SQL_CVT_TIME | SQL_CVT_TIMESTAMP | SQL_CVT_TINYINT | SQL_CVT_VARBINARY | SQL_CVT_VARCHAR ; if (pcbInfoValue != NULL) *pcbInfoValue = 4; break; case SQL_CONVERT_FUNCTIONS: *(SDWORD FAR *)rgbInfoValue = SQL_FN_CVT_CONVERT; if (pcbInfoValue != NULL) *pcbInfoValue = 4; break; case SQL_NUMERIC_FUNCTIONS: *(SDWORD FAR *)rgbInfoValue = SQL_FN_NUM_ABS | SQL_FN_NUM_ACOS | SQL_FN_NUM_ASIN | SQL_FN_NUM_ATAN | SQL_FN_NUM_ATAN2 | SQL_FN_NUM_CEILING | SQL_FN_NUM_COS | SQL_FN_NUM_COT | SQL_FN_NUM_DEGREES | SQL_FN_NUM_EXP | SQL_FN_NUM_FLOOR | SQL_FN_NUM_LOG | SQL_FN_NUM_LOG10 | SQL_FN_NUM_MOD | SQL_FN_NUM_PI | SQL_FN_NUM_POWER | SQL_FN_NUM_RADIANS | SQL_FN_NUM_RAND | SQL_FN_NUM_ROUND | SQL_FN_NUM_SIGN | SQL_FN_NUM_SIN | SQL_FN_NUM_SQRT | SQL_FN_NUM_TRUNCATE | SQL_FN_NUM_TAN ; if (pcbInfoValue != NULL) *pcbInfoValue = 4; break; case SQL_STRING_FUNCTIONS: *(SDWORD FAR *)rgbInfoValue = SQL_FN_STR_ASCII | SQL_FN_STR_CHAR | SQL_FN_STR_CONCAT | SQL_FN_STR_DIFFERENCE | SQL_FN_STR_INSERT | SQL_FN_STR_LCASE | SQL_FN_STR_LEFT | SQL_FN_STR_LENGTH | SQL_FN_STR_LOCATE | SQL_FN_STR_LOCATE_2 | SQL_FN_STR_LTRIM | SQL_FN_STR_REPEAT | SQL_FN_STR_REPLACE | SQL_FN_STR_RIGHT | SQL_FN_STR_RTRIM | SQL_FN_STR_SOUNDEX | SQL_FN_STR_SPACE | SQL_FN_STR_SUBSTRING | SQL_FN_STR_UCASE ; if (pcbInfoValue != NULL) *pcbInfoValue = 4; break; case SQL_SYSTEM_FUNCTIONS: *(SDWORD FAR *)rgbInfoValue = SQL_FN_SYS_DBNAME | SQL_FN_SYS_IFNULL | SQL_FN_SYS_USERNAME ; if (pcbInfoValue != NULL) *pcbInfoValue = 4; break; case SQL_TIMEDATE_ADD_INTERVALS: case SQL_TIMEDATE_DIFF_INTERVALS: *(SDWORD FAR *)rgbInfoValue = /* SQL_FN_TSI_FRAC_SECOND | */ SQL_FN_TSI_SECOND | SQL_FN_TSI_MINUTE | SQL_FN_TSI_HOUR | SQL_FN_TSI_DAY | SQL_FN_TSI_WEEK | SQL_FN_TSI_MONTH | SQL_FN_TSI_QUARTER | SQL_FN_TSI_YEAR ; if (pcbInfoValue != NULL) *pcbInfoValue = 4; break; case SQL_TIMEDATE_FUNCTIONS: *(SDWORD FAR *)rgbInfoValue = SQL_FN_TD_CURDATE | SQL_FN_TD_CURTIME | SQL_FN_TD_DAYNAME | SQL_FN_TD_DAYOFMONTH | SQL_FN_TD_DAYOFWEEK | SQL_FN_TD_DAYOFYEAR | SQL_FN_TD_HOUR | SQL_FN_TD_MINUTE | SQL_FN_TD_MONTH | SQL_FN_TD_MONTHNAME | SQL_FN_TD_NOW | SQL_FN_TD_QUARTER | SQL_FN_TD_SECOND | SQL_FN_TD_TIMESTAMPADD | SQL_FN_TD_TIMESTAMPDIFF | SQL_FN_TD_WEEK | SQL_FN_TD_YEAR; if (pcbInfoValue != NULL) *pcbInfoValue = 4; break; default: lpdbc->errcode = ERR_NOTSUPPORTED; return SQL_ERROR; }
if (lpdbc->errcode == ERR_DATATRUNCATED) return SQL_SUCCESS_WITH_INFO;
if (lpdbc->errcode == ERR_ISAM) return SQL_ERROR;
return SQL_SUCCESS;}
/***************************************************************************/
RETCODE SQL_API SQLGetTypeInfo( HSTMT hstmt, SWORD fSqlType){ LPSTMT lpstmt;
/* Get statement handle */ lpstmt = (LPSTMT) hstmt; lpstmt->errcode = ERR_SUCCESS;
//To make guarentee Ole is initialized per thread
COleInitializationManager myOleManager;
MyImpersonator im (lpstmt, "SQLGetTypeInfo");
/* Error if in the middle of a statement already */ if (lpstmt->fStmtType != STMT_TYPE_NONE) { lpstmt->errcode = ERR_CURSORSTATE; return SQL_ERROR; } if (lpstmt->fNeedData) { lpstmt->errcode = ERR_CURSORSTATE; return SQL_ERROR; }
/* Free previously prepared statement if any */ if (lpstmt->lpSqlStmt != NULL) { FreeTree(lpstmt->lpSqlStmt); lpstmt->lpSqlStmt = NULL; lpstmt->fPreparedSql = FALSE; if (lpstmt->lpISAMStatement != NULL) { ISAMFreeStatement(lpstmt->lpISAMStatement); lpstmt->lpISAMStatement = NULL; } lpstmt->fNeedData = FALSE; lpstmt->idxParameter = NO_SQLNODE; lpstmt->cbParameterOffset = -1; lpstmt->cRowCount = -1; }
/* Set type of table */ lpstmt->fStmtType = STMT_TYPE_TYPEINFO; lpstmt->fStmtSubtype = STMT_SUBTYPE_NONE;
/* Remember which type to get information for */ lpstmt->fSqlType = fSqlType;
/* So far no types returned */ lpstmt->irow = BEFORE_FIRST_ROW; /* Count of rows is not available */ lpstmt->cRowCount = -1;
/* So far no column read */ lpstmt->icol = NO_COLUMN; lpstmt->cbOffset = 0;
return SQL_SUCCESS;}
/***************************************************************************/
RETCODE SQL_API SQLGetFunctions( HDBC hdbc, UWORD fFunction, UWORD FAR *pfExists){ LPDBC lpdbc; UWORD i;
lpdbc = (LPDBC) hdbc; lpdbc->errcode = ERR_SUCCESS;
//To make guarentee Ole is initialized per thread
COleInitializationManager myOleManager;
MyImpersonator im (lpdbc, "SQLGetFunctions");
switch (fFunction) { case SQL_API_ALL_FUNCTIONS: pfExists[SQL_API_ALL_FUNCTIONS] = FALSE; for (i=1; i < 100; i++) SQLGetFunctions(hdbc, i, &(pfExists[i])); break; case SQL_API_SQLALLOCENV: case SQL_API_SQLALLOCCONNECT: case SQL_API_SQLALLOCSTMT: case SQL_API_SQLBINDCOL: case SQL_API_SQLBINDPARAMETER: case SQL_API_SQLCANCEL: case SQL_API_SQLCOLATTRIBUTES: case SQL_API_SQLCOLUMNS: case SQL_API_SQLCONNECT: case SQL_API_SQLDATASOURCES: case SQL_API_SQLDESCRIBECOL: case SQL_API_SQLDISCONNECT: case SQL_API_SQLDRIVERCONNECT: case SQL_API_SQLDRIVERS: case SQL_API_SQLERROR: case SQL_API_SQLEXECDIRECT: case SQL_API_SQLEXECUTE: case SQL_API_SQLFETCH: case SQL_API_SQLFOREIGNKEYS: case SQL_API_SQLFREEENV: case SQL_API_SQLFREECONNECT: case SQL_API_SQLFREESTMT: case SQL_API_SQLGETCONNECTOPTION: case SQL_API_SQLGETDATA: case SQL_API_SQLGETINFO: case SQL_API_SQLGETCURSORNAME: case SQL_API_SQLGETFUNCTIONS: case SQL_API_SQLGETSTMTOPTION: case SQL_API_SQLGETTYPEINFO: case SQL_API_SQLMORERESULTS: case SQL_API_SQLNUMRESULTCOLS: case SQL_API_SQLPARAMDATA: case SQL_API_SQLPUTDATA: case SQL_API_SQLPREPARE: case SQL_API_SQLROWCOUNT: case SQL_API_SQLSETCONNECTOPTION: case SQL_API_SQLSETCURSORNAME: case SQL_API_SQLSETSTMTOPTION: case SQL_API_SQLSPECIALCOLUMNS: case SQL_API_SQLSTATISTICS: case SQL_API_SQLTABLES:// case SQL_API_SQLTRANSACT:
*pfExists = TRUE; break; default: *pfExists = FALSE; break; }
return SQL_SUCCESS;}
/***************************************************************************/
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