+RETCODE SQL_API SQLDriverConnect (
+ HDBC hdbc,
+ HWND hwnd,
+ UCHAR FAR* szConnStrIn,
+ SWORD cbConnStrIn,
+ UCHAR FAR* szConnStrOut,
+ SWORD cbConnStrOutMax,
+ SWORD FAR* pcbConnStrOut,
+ UWORD fDriverCompletion )
+{
+ DBC_t FAR* pdbc = (DBC_t FAR*)hdbc;
+ HDLL hdll;
+ char FAR* drv;
+ char drvbuf[1024];
+ char FAR* dsn;
+ char dsnbuf[SQL_MAX_DSN_LENGTH + 1];
+ char szNewDSN[256]; /* OS/2 !!! */
+ UCHAR cnstr2drv[1024];
+
+ HPROC hproc, dialproc;
+
+ int sqlstat = en_00000;
+ RETCODE retcode = SQL_SUCCESS;
+ RETCODE setopterr = SQL_SUCCESS;
+
+ if( hdbc == SQL_NULL_HDBC )
+ {
+ return SQL_INVALID_HANDLE;
+ }
+
+ /* check arguments */
+ if( ( cbConnStrIn < 0 && cbConnStrIn != SQL_NTS )
+ || cbConnStrOutMax < 0 )
+ {
+ PUSHSQLERR (pdbc->herr, en_S1090 );
+
+ return SQL_ERROR;
+ }
+
+ /* check state */
+ if( pdbc->state != en_dbc_allocated )
+ {
+ PUSHSQLERR (pdbc->herr, en_08002 );
+
+ return SQL_ERROR;
+ }
+
+ drv = _iodbcdm_getkeyvalinstr(szConnStrIn, cbConnStrIn,
+ "DRIVER", drvbuf, sizeof(drvbuf));
+
+ dsn = _iodbcdm_getkeyvalinstr(szConnStrIn, cbConnStrIn,
+ "DSN", dsnbuf, sizeof(dsnbuf));
+
+ switch( fDriverCompletion )
+ {
+ case SQL_DRIVER_NOPROMPT:
+ break;
+
+ case SQL_DRIVER_COMPLETE:
+ case SQL_DRIVER_COMPLETE_REQUIRED:
+ if( dsn != NULL )
+ {
+ break;
+ }
+ /* fall to next case */
+ case SQL_DRIVER_PROMPT:
+ /* Get data source dialog box function from
+ * current executable */
+ hdll = _iodbcdm_dllopen((char FAR*)NULL);
+ dialproc = _iodbcdm_dllproc( hdll,
+ "_iodbcdm_drvconn_dialbox");
+
+ if( dialproc == SQL_NULL_HPROC )
+ {
+ sqlstat = en_IM008;
+ break;
+ }
+
+ retcode = dialproc(
+ hwnd, /* window or display handle */
+ dsnbuf, /* input/output dsn buf */
+ sizeof(dsnbuf), /* buf size */
+ &sqlstat); /* error code */
+
+ if( retcode != SQL_SUCCESS )
+ {
+ break;
+ }
+
+ if( cbConnStrIn == SQL_NTS )
+ {
+ cbConnStrIn = STRLEN(szConnStrIn );
+ }
+
+ dsn = dsnbuf;
+
+ if( dsn[0] == '\0' )
+ {
+ dsn = "default";
+ }
+
+ if( cbConnStrIn > sizeof(cnstr2drv)
+ - STRLEN(dsn) - STRLEN("DSN=;") -1 )
+ {
+ sqlstat = en_S1001; /* a lazy way to avoid
+ * using heap memory */
+ break;
+ }
+
+ sprintf(cnstr2drv, "DSN=%s;", dsn);
+ cbConnStrIn += STRLEN(cnstr2drv);
+ STRNCAT( cnstr2drv, szConnStrIn, cbConnStrIn );
+ szConnStrIn = cnstr2drv;
+ break;
+
+ default:
+ sqlstat = en_S1110;
+ break;
+ }
+
+ if( sqlstat != en_00000 )
+ {
+ PUSHSQLERR( pdbc->herr, sqlstat );
+
+ return SQL_ERROR;
+ }
+
+ if( dsn == NULL || dsn[0] == '\0' )
+ {
+ dsn = "default";
+ }
+ else /* if you want tracing, you must use a DSN */
+ {
+ setopterr |= _iodbcdm_settracing( hdbc,
+ (char*)dsn, SQL_NTS );
+ }
+
+ if( drv == NULL || drv[0] == '\0' )
+ {
+ drv = _iodbcdm_getkeyvalbydsn( dsn, SQL_NTS, "Driver",
+ drvbuf, sizeof(drvbuf));
+ }
+
+ if( drv == NULL )
+ {
+ PUSHSQLERR( pdbc->herr, en_IM002 );
+
+ return SQL_ERROR;
+ }
+
+ retcode = _iodbcdm_driverload( drv, hdbc );
+
+ switch( retcode )
+ {
+ case SQL_SUCCESS:
+ break;
+
+ case SQL_SUCCESS_WITH_INFO:
+ setopterr = SQL_ERROR;
+ /* unsuccessed in calling driver's
+ * SQLSetConnectOption() to set login
+ * timeout.
+ */
+ break;
+
+ default:
+ return retcode;
+ }
+
+ hproc = _iodbcdm_getproc( hdbc, en_DriverConnect );
+
+ if( hproc == SQL_NULL_HPROC )
+ {
+ _iodbcdm_driverunload( hdbc );
+
+ PUSHSQLERR ( pdbc->herr, en_IM001 );
+
+ return SQL_ERROR;
+ }
+ /* giovanni */
+ /*
+ ** OS/2 !!!
+ **
+ ** get new szDSN from INI file, if existing
+ */
+ strcpy( szNewDSN, "DSN=" );
+ if( NULL != _iodbcdm_getkeyvalbydsn( dsn, SQL_NTS, "DSN",
+ (char FAR*) &szNewDSN[4],
+ sizeof(szNewDSN) - 4 ) )
+ {
+ char *psz;
+
+ strcat( szNewDSN, ";UID=" );
+ psz = strtok( szNewDSN, "\0" );
+
+
+
+
+ if(NULL == _iodbcdm_getkeyvalinstr( szConnStrIn, cbConnStrIn,
+ /*
+ "UID", psz, sizeof(szNewDSN) ))
+ */
+ "UID", (char FAR*) &szNewDSN[strlen(psz)],
+ (sizeof(szNewDSN) - strlen(psz)) ) )
+ {
+ _iodbcdm_getkeyvalbydsn( dsn, SQL_NTS,
+ "UID", (char FAR*) &szNewDSN[strlen(psz)],
+ (sizeof(szNewDSN) - strlen(psz)) );
+ }
+ strcat( szNewDSN, ";PWD=" );
+ psz = strtok( szNewDSN, "\0" );
+ if(NULL == _iodbcdm_getkeyvalinstr( szConnStrIn, cbConnStrIn,
+ /*
+ "PWD", psz, sizeof(szNewDSN) ))
+ */
+ "PWD", (char FAR*) &szNewDSN[strlen(psz)],
+ (sizeof(szNewDSN) - strlen(psz)) ) )
+ {
projects / wxWidgets.git / blobdiff