// SYNOPSIS START
// SYNOPSIS STOP
*/
-#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
- #pragma implementation "db.h"
-#endif
#include "wx/wxprec.h"
// Initialize the ODBC Environment for Database Operations
if (SQLAllocEnv(&Henv) != SQL_SUCCESS)
{
- wxLogDebug(wxT("A problem occured while trying to get a connection to the data source"));
+ wxLogDebug(wxT("A problem occurred while trying to get a connection to the data source"));
return false;
}
void wxDbConnectInf::SetDsn(const wxString &dsn)
{
- wxASSERT(dsn.Length() < sizeof(Dsn));
+ wxASSERT(dsn.Length() < WXSIZEOF(Dsn));
- wxStrncpy(Dsn, dsn, sizeof(Dsn)-1);
- Dsn[sizeof(Dsn)-1] = 0; // Prevent buffer overrun
+ wxStrncpy(Dsn, dsn, WXSIZEOF(Dsn)-1);
+ Dsn[WXSIZEOF(Dsn)-1] = 0; // Prevent buffer overrun
} // wxDbConnectInf::SetDsn()
void wxDbConnectInf::SetUserID(const wxString &uid)
{
- wxASSERT(uid.Length() < sizeof(Uid));
- wxStrncpy(Uid, uid, sizeof(Uid)-1);
- Uid[sizeof(Uid)-1] = 0; // Prevent buffer overrun
+ wxASSERT(uid.Length() < WXSIZEOF(Uid));
+ wxStrncpy(Uid, uid, WXSIZEOF(Uid)-1);
+ Uid[WXSIZEOF(Uid)-1] = 0; // Prevent buffer overrun
} // wxDbConnectInf::SetUserID()
void wxDbConnectInf::SetPassword(const wxString &password)
{
- wxASSERT(password.Length() < sizeof(AuthStr));
+ wxASSERT(password.Length() < WXSIZEOF(AuthStr));
- wxStrncpy(AuthStr, password, sizeof(AuthStr)-1);
- AuthStr[sizeof(AuthStr)-1] = 0; // Prevent buffer overrun
+ wxStrncpy(AuthStr, password, WXSIZEOF(AuthStr)-1);
+ AuthStr[WXSIZEOF(AuthStr)-1] = 0; // Prevent buffer overrun
} // wxDbConnectInf::SetPassword()
void wxDbConnectInf::SetConnectionStr(const wxString &connectStr)
{
- wxASSERT(connectStr.Length() < sizeof(ConnectionStr));
+ wxASSERT(connectStr.Length() < WXSIZEOF(ConnectionStr));
useConnectionStr = wxStrlen(connectStr) > 0;
- wxStrncpy(ConnectionStr, connectStr, sizeof(ConnectionStr)-1);
- ConnectionStr[sizeof(ConnectionStr)-1] = 0; // Prevent buffer overrun
+ wxStrncpy(ConnectionStr, connectStr, WXSIZEOF(ConnectionStr)-1);
+ ConnectionStr[WXSIZEOF(ConnectionStr)-1] = 0; // Prevent buffer overrun
} // wxDbConnectInf::SetConnectionStr()
case DB_DATA_TYPE_FLOAT:
if (decimalDigits == 0)
decimalDigits = 2;
- tempStr = wxT("%");
- tempStr.Printf(wxT("%s%d.%d"), tempStr.c_str(),columnLength, decimalDigits);
+ tempStr.Printf(wxT("%%%d.%d"), columnLength, decimalDigits);
s_Field.Printf(wxT("%sf"), tempStr.c_str());
break;
case DB_DATA_TYPE_DATE:
typeInfBlob.CaseSensitive = 0;
typeInfBlob.MaximumScale = 0;
+ typeInfMemo.TypeName.Empty();
+ typeInfMemo.FsqlType = 0;
+ typeInfMemo.Precision = 0;
+ typeInfMemo.CaseSensitive = 0;
+ typeInfMemo.MaximumScale = 0;
+
// Error reporting is turned OFF by default
silent = true;
SQL_VARBINARY
};
+ // These are the possible SQL types we check for use agains the datasource we are connected
+ // to for the purpose of determining which data type to use for the MEMO column types
+ // (a type which allow to store large strings; like VARCHAR just with a bigger precision)
+ //
+ // NOTE: The first type in this enumeration that is determined to be supported by the
+ // datasource/driver is the one that will be used.
+ SWORD PossibleSqlMemoTypes[] = {
+ SQL_LONGVARCHAR,
+ };
+
// Query the data source regarding data type information
else if (failOnDataTypeUnsupported)
return false;
+ // --------------- MEMO ---------------
+ for (iIndex = 0; iIndex < WXSIZEOF(PossibleSqlMemoTypes) &&
+ !getDataTypeInfo(PossibleSqlMemoTypes[iIndex], typeInfMemo); ++iIndex)
+ {}
+
+ if (iIndex < WXSIZEOF(PossibleSqlMemoTypes))
+ typeInfMemo.FsqlType = PossibleSqlMemoTypes[iIndex];
+ else if (failOnDataTypeUnsupported)
+ return false;
+
return true;
} // wxDb::determineDataTypes
cout << wxT("FLOAT DATA TYPE: ") << typeInfFloat.TypeName << endl;
cout << wxT("DATE DATA TYPE: ") << typeInfDate.TypeName << endl;
cout << wxT("BLOB DATA TYPE: ") << typeInfBlob.TypeName << endl;
+ cout << wxT("MEMO DATA TYPE: ") << typeInfMemo.TypeName << endl;
cout << endl;
#endif
bool wxDb::Open(const wxString& inConnectStr, bool failOnDataTypeUnsupported)
{
wxASSERT(inConnectStr.Length());
+ return Open(inConnectStr, NULL, failOnDataTypeUnsupported);
+}
+
+bool wxDb::Open(const wxString& inConnectStr, SQLHWND parentWnd, bool failOnDataTypeUnsupported)
+{
dsn = wxT("");
uid = wxT("");
authStr = wxT("");
inConnectionStr = inConnectStr;
- retcode = SQLDriverConnect(hdbc, NULL, (SQLTCHAR FAR *)inConnectionStr.c_str(),
+ retcode = SQLDriverConnect(hdbc, parentWnd, (SQLTCHAR FAR *)inConnectionStr.c_str(),
(SWORD)inConnectionStr.Length(), (SQLTCHAR FAR *)outConnectBuffer,
sizeof(outConnectBuffer), &outConnectBufferLen, SQL_DRIVER_COMPLETE );
typeInfBlob.CaseSensitive = copyDb->typeInfBlob.CaseSensitive;
typeInfBlob.MaximumScale = copyDb->typeInfBlob.MaximumScale;
+ // Memo
+ typeInfMemo.FsqlType = copyDb->typeInfMemo.FsqlType;
+ typeInfMemo.TypeName = copyDb->typeInfMemo.TypeName;
+ typeInfMemo.Precision = copyDb->typeInfMemo.Precision;
+ typeInfMemo.CaseSensitive = copyDb->typeInfMemo.CaseSensitive;
+ typeInfMemo.MaximumScale = copyDb->typeInfMemo.MaximumScale;
+
#ifdef DBDEBUG_CONSOLE
cout << wxT("VARCHAR DATA TYPE: ") << typeInfVarchar.TypeName << endl;
cout << wxT("INTEGER DATA TYPE: ") << typeInfInteger.TypeName << endl;
cout << wxT("FLOAT DATA TYPE: ") << typeInfFloat.TypeName << endl;
cout << wxT("DATE DATA TYPE: ") << typeInfDate.TypeName << endl;
cout << wxT("BLOB DATA TYPE: ") << typeInfBlob.TypeName << endl;
+ cout << wxT("MEMO DATA TYPE: ") << typeInfMemo.TypeName << endl;
cout << endl;
#endif
* wxDbSqlTypeInfo is a structure that is filled in with data type information,
*/
RETCODE retcode;
- SDWORD cbRet;
+ SQLLEN cbRet;
// Get information about the data type specified
if (SQLGetTypeInfo(hstmt, fSqlType) != SQL_SUCCESS)
/*
* This function is called internally whenever an error condition prevents the user's
* request from being executed. This function will query the datasource as to the
- * actual error(s) that just occured on the previous request of the datasource.
+ * actual error(s) that just occurred on the previous request of the datasource.
*
* The function will retrieve each error condition from the datasource and
* Printf the codes/text values into a string which it then logs via logError().
* If in DBDEBUG_CONSOLE mode, the constructed string will be displayed in the console
* window and program execution will be paused until the user presses a key.
*
- * This function always returns a false, so that functions which call this function
+ * This function always returns false, so that functions which call this function
* can have a line like "return (DispAllErrors(henv, hdbc));" to indicate the failure
- * of the users request, so that the calling code can then process the error msg log
+ * of the user's request, so that the calling code can then process the error message log.
*/
{
wxString odbcErrMsg;
-#ifdef __VMS
- while (SQLError(aHenv, aHdbc, aHstmt, (SQLTCHAR FAR *) sqlState, (SQLINTEGER *) &nativeError, (SQLTCHAR FAR *) errorMsg, SQL_MAX_MESSAGE_LENGTH - 1, &cbErrorMsg) == SQL_SUCCESS)
-#else
- while (SQLError(aHenv, aHdbc, aHstmt, (SQLTCHAR FAR *) sqlState, (long*) &nativeError, (SQLTCHAR FAR *) errorMsg, SQL_MAX_MESSAGE_LENGTH - 1, &cbErrorMsg) == SQL_SUCCESS)
-#endif
+ while (SQLError(aHenv, aHdbc, aHstmt, (SQLTCHAR FAR *) sqlState, &nativeError, (SQLTCHAR FAR *) errorMsg, SQL_MAX_MESSAGE_LENGTH - 1, &cbErrorMsg) == SQL_SUCCESS)
{
odbcErrMsg.Printf(wxT("SQL State = %s\nNative Error Code = %li\nError Message = %s\n"), sqlState, nativeError, errorMsg);
logError(odbcErrMsg, sqlState);
/********** wxDb::GetNextError() **********/
bool wxDb::GetNextError(HENV aHenv, HDBC aHdbc, HSTMT aHstmt)
{
-#ifdef __VMS
- if (SQLError(aHenv, aHdbc, aHstmt, (SQLTCHAR FAR *) sqlState, (SQLINTEGER *) &nativeError, (SQLTCHAR FAR *) errorMsg, SQL_MAX_MESSAGE_LENGTH - 1, &cbErrorMsg) == SQL_SUCCESS)
-#else
- if (SQLError(aHenv, aHdbc, aHstmt, (SQLTCHAR FAR *) sqlState, (long*) &nativeError, (SQLTCHAR FAR *) errorMsg, SQL_MAX_MESSAGE_LENGTH - 1, &cbErrorMsg) == SQL_SUCCESS)
-#endif
+ if (SQLError(aHenv, aHdbc, aHstmt, (SQLTCHAR FAR *) sqlState, &nativeError, (SQLTCHAR FAR *) errorMsg, SQL_MAX_MESSAGE_LENGTH - 1, &cbErrorMsg) == SQL_SUCCESS)
return true;
else
return false;
short colNum;
wxChar name[DB_MAX_COLUMN_NAME_LEN+1];
SWORD Sword;
- SDWORD Sdword;
+ SQLLEN Sqllen;
wxDbColInf* pColInf = new wxDbColInf[noCols];
// Fill in column information (name, datatype)
{
if (SQLColAttributes(hstmt, (UWORD)(colNum+1), SQL_COLUMN_NAME,
name, sizeof(name),
- &Sword, &Sdword) != SQL_SUCCESS)
+ &Sword, &Sqllen) != SQL_SUCCESS)
{
DispAllErrors(henv, hdbc, hstmt);
delete[] pColInf;
pColInf[colNum].colName[DB_MAX_COLUMN_NAME_LEN] = 0; // Prevent buffer overrun
if (SQLColAttributes(hstmt, (UWORD)(colNum+1), SQL_COLUMN_TYPE,
- NULL, 0, &Sword, &Sdword) != SQL_SUCCESS)
+ NULL, 0, &Sword, &Sqllen) != SQL_SUCCESS)
{
DispAllErrors(henv, hdbc, hstmt);
delete[] pColInf;
return false;
}
- switch (Sdword)
+ switch (Sqllen)
{
#if wxUSE_UNICODE
#if defined(SQL_WCHAR)
case SQL_CHAR:
pColInf[colNum].dbDataType = DB_DATA_TYPE_VARCHAR;
break;
+ case SQL_LONGVARCHAR:
+ pColInf[colNum].dbDataType = DB_DATA_TYPE_MEMO;
+ break;
case SQL_TINYINT:
case SQL_SMALLINT:
case SQL_INTEGER:
#ifdef __WXDEBUG__
default:
wxString errMsg;
- errMsg.Printf(wxT("SQL Data type %ld currently not supported by wxWidgets"), (long)Sdword);
+ errMsg.Printf(wxT("SQL Data type %ld currently not supported by wxWidgets"), (long)Sqllen);
wxLogDebug(errMsg,wxT("ODBC DEBUG MESSAGE"));
#endif
}
/********** wxDb::GetData() **********/
-bool wxDb::GetData(UWORD colNo, SWORD cType, PTR pData, SDWORD maxLen, SDWORD FAR *cbReturned)
+bool wxDb::GetData(UWORD colNo, SWORD cType, PTR pData, SDWORD maxLen, SQLLEN FAR *cbReturned)
{
wxASSERT(pData);
wxASSERT(cbReturned);
wxChar szPkCol[DB_MAX_COLUMN_NAME_LEN+1]; /* Primary key column */
wxChar szFkCol[DB_MAX_COLUMN_NAME_LEN+1]; /* Foreign key column */
SQLRETURN retcode;
- SDWORD cb;
+ SQLLEN cb;
SWORD i;
wxString tempStr;
/*
GetData( 5, SQL_C_SSHORT, &iKeySeq, 0, &cb);
GetData( 7, SQL_C_WXCHAR, szFkTable, DB_MAX_TABLE_NAME_LEN+1, &cb);
GetData( 8, SQL_C_WXCHAR, szFkCol, DB_MAX_COLUMN_NAME_LEN+1, &cb);
- tempStr.Printf(wxT("%s[%s] "),tempStr.c_str(),szFkTable); // [ ] in case there is a blank in the Table name
+ tempStr << _T('[') << szFkTable << _T(']'); // [ ] in case there is a blank in the Table name
} // if
} // while
* 1) The last array element of the tableName[] argument must be zero (null).
* This is how the end of the array is detected.
* 2) This function returns an array of wxDbColInf structures. If no columns
- * were found, or an error occured, this pointer will be zero (null). THE
+ * were found, or an error occurred, this pointer will be zero (null). THE
* CALLING FUNCTION IS RESPONSIBLE FOR DELETING THE MEMORY RETURNED WHEN IT
* IS FINISHED WITH IT. i.e.
*
wxDbColInf *colInf = 0;
RETCODE retcode;
- SDWORD cb;
+ SQLLEN cb;
wxString TableName;
NULL, 0); // All columns
}
if (retcode != SQL_SUCCESS)
- { // Error occured, abort
+ { // Error occurred, abort
DispAllErrors(henv, hdbc, hstmt);
if (colInf)
delete [] colInf;
}
}
if (retcode != SQL_NO_DATA_FOUND)
- { // Error occured, abort
+ { // Error occurred, abort
DispAllErrors(henv, hdbc, hstmt);
if (colInf)
delete [] colInf;
wxDbColInf *colInf = 0;
RETCODE retcode;
- SDWORD cb;
+ SQLLEN cb;
wxString TableName;
NULL, 0); // All columns
}
if (retcode != SQL_SUCCESS)
- { // Error occured, abort
+ { // Error occurred, abort
DispAllErrors(henv, hdbc, hstmt);
if (colInf)
delete [] colInf;
}
}
if (retcode != SQL_NO_DATA_FOUND)
- { // Error occured, abort
+ { // Error occurred, abort
DispAllErrors(henv, hdbc, hstmt);
if (colInf)
delete [] colInf;
NULL, 0); // All columns
}
if (retcode != SQL_SUCCESS)
- { // Error occured, abort
+ { // Error occurred, abort
DispAllErrors(henv, hdbc, hstmt);
if (colInf)
delete [] colInf;
case SQL_CHAR:
colInf[colNo].dbDataType = DB_DATA_TYPE_VARCHAR;
break;
+ case SQL_LONGVARCHAR:
+ colInf[colNo].dbDataType = DB_DATA_TYPE_MEMO;
+ break;
case SQL_TINYINT:
case SQL_SMALLINT:
case SQL_INTEGER:
}
}
if (retcode != SQL_NO_DATA_FOUND)
- { // Error occured, abort
+ { // Error occurred, abort
DispAllErrors(henv, hdbc, hstmt);
if (colInf)
delete [] colInf;
NULL, 0); // All columns
}
if (retcode != SQL_SUCCESS)
- { // Error occured, abort
+ { // Error occurred, abort
DispAllErrors(henv, hdbc, hstmt);
SQLFreeStmt(hstmt, SQL_CLOSE);
return(-1);
noCols++;
if (retcode != SQL_NO_DATA_FOUND)
- { // Error occured, abort
+ { // Error occurred, abort
DispAllErrors(henv, hdbc, hstmt);
SQLFreeStmt(hstmt, SQL_CLOSE);
return(-1);
* -- : uses SQLTables and fills pTableInf; ------
* -- : pColInf is set to NULL and numCols to 0; ------
* -- : returns pDbInf (wxDbInf) ------
- * -- - if unsuccesfull (pDbInf == NULL) ------
+ * -- - if unsuccessful (pDbInf == NULL) ------
* -- : pColInf can be filled with GetColumns(..); ------
* -- : numCols can be filled with GetColumnCount(..); ------
* ---------------------------------------------------------------------
int noTab = 0; // Counter while filling table entries
int pass;
RETCODE retcode;
- SDWORD cb;
+ SQLLEN cb;
wxString tblNameSave;
wxString UserID;
wxASSERT(fileName.Length());
RETCODE retcode;
- SDWORD cb;
+ SQLLEN cb;
wxChar tblName[DB_MAX_TABLE_NAME_LEN+1];
wxString tblNameSave;
wxChar colName[DB_MAX_COLUMN_NAME_LEN+1];
wxASSERT(tableName.Length());
wxDbTablePrivilegeInfo result;
- SDWORD cbRetVal;
+ SQLLEN cbRetVal;
RETCODE retcode;
// We probably need to be able to dynamically set this based on
baseName[3] = 0;
if (!wxStricmp(baseName,wxT("DB2")))
- return((wxDBMS)(dbmsType = dbmsDBASE));
+ return((wxDBMS)(dbmsType = dbmsDB2));
return((wxDBMS)(dbmsType = dbmsUNIDENTIFIED));
// embedded nulls in strings
setupStr.Printf(wxT("DSN=%s%cDescription=%s%cDefaultDir=%s%c"),dsn,2,description,2,defDir,2);
- // Replace the separator from above with the '\0' seperator needed
+ // Replace the separator from above with the '\0' separator needed
// by the SQLConfigDataSource() function
int k;
do
********************************************************************
*
* The following functions are all DEPRECATED and are included for
- * backward compatability reasons only
+ * backward compatibility reasons only
*
********************************************************************
********************************************************************/
projects / wxWidgets.git / blobdiff