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SQLGetFunctions.cpp
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SQLGetFunctions.cpp
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#include "hiveodbc.h"
UWORD is_odbc_function( SQLSMALLINT fFunction ) ;
SQLRETURN SQL_API SQLGetFunctions(
SQLHDBC hdbc,
SQLUSMALLINT fFunction,
SQLUSMALLINT FAR *pfExists)
{
if ( func_init("SQLGetFunction") != 0 ){ return SQL_ERROR; }
if (fFunction == SQL_API_ALL_FUNCTIONS) {
int i;
memset(pfExists, 0, sizeof(UWORD)*100);
for( i = 0; i < 100; i++ ) {
pfExists[i] = is_odbc_function( (SQLSMALLINT)i );
}
} else {
*pfExists = is_odbc_function( fFunction );
}
return SQL_SUCCESS;
}
UWORD is_odbc_function( SQLSMALLINT fFunction ) {
switch(fFunction) {
case SQL_API_SQLALLOCCONNECT: return TRUE;
case SQL_API_SQLALLOCENV: return TRUE;
case SQL_API_SQLALLOCSTMT: return TRUE;
case SQL_API_SQLBINDCOL: return TRUE;
case SQL_API_SQLCANCEL: return TRUE;
case SQL_API_SQLCOLATTRIBUTES: return TRUE;
case SQL_API_SQLCONNECT: return TRUE;
case SQL_API_SQLDESCRIBECOL: return TRUE;
case SQL_API_SQLDISCONNECT: return TRUE;
case SQL_API_SQLERROR: return TRUE;
case SQL_API_SQLEXECDIRECT: return TRUE;
case SQL_API_SQLEXECUTE: return TRUE;
case SQL_API_SQLFETCH: return TRUE;
case SQL_API_SQLFREECONNECT: return TRUE;
case SQL_API_SQLFREEENV: return TRUE;
case SQL_API_SQLFREESTMT: return TRUE;
case SQL_API_SQLGETCURSORNAME: return TRUE;
case SQL_API_SQLNUMRESULTCOLS: return TRUE;
case SQL_API_SQLPREPARE: return TRUE;
case SQL_API_SQLROWCOUNT: return TRUE;
case SQL_API_SQLSETCURSORNAME: return TRUE;
case SQL_API_SQLSETPARAM: return TRUE;
case SQL_API_SQLTRANSACT: return TRUE;
// ODBC level 1 functions
case SQL_API_SQLBINDPARAMETER: return TRUE;
case SQL_API_SQLCOLUMNS: return TRUE;
case SQL_API_SQLDRIVERCONNECT: return TRUE;
case SQL_API_SQLGETCONNECTOPTION: return TRUE;
case SQL_API_SQLGETDATA: return TRUE;
case SQL_API_SQLGETFUNCTIONS: return TRUE;
case SQL_API_SQLGETINFO: return TRUE;
case SQL_API_SQLGETSTMTOPTION: return TRUE;
case SQL_API_SQLGETTYPEINFO: return TRUE;
case SQL_API_SQLPARAMDATA: return TRUE;
case SQL_API_SQLPUTDATA: return TRUE;
case SQL_API_SQLSETCONNECTOPTION: return TRUE;
case SQL_API_SQLSETSTMTOPTION: return TRUE;
case SQL_API_SQLSPECIALCOLUMNS: return TRUE;
case SQL_API_SQLSTATISTICS: return TRUE;
case SQL_API_SQLTABLES: return TRUE;
// ODBC level 2 functions
// ExtendedFetch をエミュレートさせる為、FALSE を返す
case SQL_API_SQLBROWSECONNECT: return TRUE; // other driver
case SQL_API_SQLCOLUMNPRIVILEGES: return TRUE; // other driver
case SQL_API_SQLDATASOURCES: return FALSE;
case SQL_API_SQLDESCRIBEPARAM: return FALSE; // other driver
case SQL_API_SQLDRIVERS: return FALSE;
case SQL_API_SQLEXTENDEDFETCH: return FALSE;
case SQL_API_SQLFOREIGNKEYS: return TRUE;
case SQL_API_SQLMORERESULTS: return TRUE;
case SQL_API_SQLNATIVESQL: return TRUE;
case SQL_API_SQLNUMPARAMS: return TRUE;
case SQL_API_SQLPARAMOPTIONS: return FALSE;
case SQL_API_SQLPRIMARYKEYS: return TRUE;
case SQL_API_SQLPROCEDURECOLUMNS: return TRUE; // other driver
case SQL_API_SQLPROCEDURES: return TRUE; // other driver
case SQL_API_SQLSETPOS: return FALSE;
case SQL_API_SQLSETSCROLLOPTIONS: return FALSE;
case SQL_API_SQLTABLEPRIVILEGES: return TRUE; // other driver
}
return FALSE;
}