wine-staging/patches/odbc-remove-unixodbc/0008-odbc32-Implement-SQLDriverConnectW.patch

From 64af6ff6f7ac46823bc98e5b70bff87c46652aab Mon Sep 17 00:00:00 2001
From: Alistair Leslie-Hughes <leslie_alistair@hotmail.com>
Date: Sat, 4 Feb 2023 09:16:29 +1100
Subject: [PATCH] odbc32: Implement SQLDriverConnectW

---
 dlls/odbc32/proxyodbc.c | 367 +++++++++++++++++++++++++++++++++++++++-
 1 file changed, 365 insertions(+), 2 deletions(-)

diff --git a/dlls/odbc32/proxyodbc.c b/dlls/odbc32/proxyodbc.c
index 070f0197742..30baf1866a4 100644
--- a/dlls/odbc32/proxyodbc.c
+++ b/dlls/odbc32/proxyodbc.c
@@ -53,10 +53,248 @@ struct SQLHDBC_data
 {
     int type;
     struct SQLHENV_data *environment;
+    HMODULE module;
+    SQLHENV    driver_env;
+    SQLINTEGER driver_ver;             /* ODBC version supported by driver */
+    SQLHDBC    driver_hdbc;
+
+    SQLRETURN (WINAPI *pSQLAllocConnect)(SQLHENV,SQLHDBC*);
+    SQLRETURN (WINAPI *pSQLAllocEnv)(SQLHENV*);
+    SQLRETURN (WINAPI *pSQLAllocHandle)(SQLSMALLINT,SQLHANDLE,SQLHANDLE*);
+    SQLRETURN (WINAPI *pSQLAllocHandleStd)(SQLSMALLINT,SQLHANDLE,SQLHANDLE*);
+    SQLRETURN (WINAPI *pSQLAllocStmt)(SQLHDBC,SQLHSTMT*);
+    SQLRETURN (WINAPI *pSQLBindCol)(SQLHSTMT,SQLUSMALLINT,SQLSMALLINT,SQLPOINTER,SQLLEN,SQLLEN*);
+    SQLRETURN (WINAPI *pSQLBindParam)(SQLHSTMT,SQLUSMALLINT,SQLSMALLINT,SQLSMALLINT,SQLULEN,SQLSMALLINT,SQLPOINTER,SQLLEN*);
+    SQLRETURN (WINAPI *pSQLBindParameter)(SQLHSTMT,SQLUSMALLINT,SQLSMALLINT,SQLSMALLINT,SQLSMALLINT,SQLULEN,SQLSMALLINT,SQLPOINTER,SQLLEN,SQLLEN*);
+    SQLRETURN (WINAPI *pSQLBrowseConnect)(SQLHDBC,SQLCHAR*,SQLSMALLINT,SQLCHAR*,SQLSMALLINT,SQLSMALLINT*);
+    SQLRETURN (WINAPI *pSQLBrowseConnectW)(SQLHDBC,SQLWCHAR*,SQLSMALLINT,SQLWCHAR*,SQLSMALLINT,SQLSMALLINT*);
+    SQLRETURN (WINAPI *pSQLBulkOperations)(SQLHSTMT,SQLSMALLINT);
+    SQLRETURN (WINAPI *pSQLCancel)(SQLHSTMT);
+    SQLRETURN (WINAPI *pSQLCloseCursor)(SQLHSTMT);
+    SQLRETURN (WINAPI *pSQLColAttribute)(SQLHSTMT,SQLUSMALLINT,SQLUSMALLINT,SQLPOINTER,SQLSMALLINT,SQLSMALLINT*,SQLLEN*);
+    SQLRETURN (WINAPI *pSQLColAttributeW)(SQLHSTMT,SQLUSMALLINT,SQLUSMALLINT,SQLPOINTER,SQLSMALLINT,SQLSMALLINT*,SQLLEN*);
+    SQLRETURN (WINAPI *pSQLColAttributes)(SQLHSTMT,SQLUSMALLINT,SQLUSMALLINT,SQLPOINTER,SQLSMALLINT,SQLSMALLINT*,SQLLEN*);
+    SQLRETURN (WINAPI *pSQLColAttributesW)(SQLHSTMT,SQLUSMALLINT,SQLUSMALLINT,SQLPOINTER,SQLSMALLINT,SQLSMALLINT*,SQLLEN*);
+    SQLRETURN (WINAPI *pSQLColumnPrivileges)(SQLHSTMT,SQLCHAR*,SQLSMALLINT,SQLCHAR*,SQLSMALLINT,SQLCHAR*,SQLSMALLINT,SQLCHAR*,SQLSMALLINT);
+    SQLRETURN (WINAPI *pSQLColumnPrivilegesW)(SQLHSTMT,SQLWCHAR*,SQLSMALLINT,SQLWCHAR*,SQLSMALLINT,SQLWCHAR*,SQLSMALLINT,SQLWCHAR*,SQLSMALLINT);
+    SQLRETURN (WINAPI *pSQLColumns)(SQLHSTMT,SQLCHAR*,SQLSMALLINT,SQLCHAR*,SQLSMALLINT,SQLCHAR*,SQLSMALLINT,SQLCHAR*,SQLSMALLINT);
+    SQLRETURN (WINAPI *pSQLColumnsW)(SQLHSTMT,SQLWCHAR*,SQLSMALLINT,SQLWCHAR*,SQLSMALLINT,SQLWCHAR*,SQLSMALLINT,SQLWCHAR*,SQLSMALLINT);
+    SQLRETURN (WINAPI *pSQLConnect)(SQLHDBC,SQLCHAR*,SQLSMALLINT,SQLCHAR*,SQLSMALLINT,SQLCHAR*,SQLSMALLINT);
+    SQLRETURN (WINAPI *pSQLConnectW)(SQLHDBC,SQLWCHAR*,SQLSMALLINT,SQLWCHAR*,SQLSMALLINT,SQLWCHAR*,SQLSMALLINT);
+    SQLRETURN (WINAPI *pSQLCopyDesc)(SQLHDESC,SQLHDESC);
+    SQLRETURN (WINAPI *pSQLDescribeCol)(SQLHSTMT,SQLUSMALLINT,SQLCHAR*,SQLSMALLINT,SQLSMALLINT*,SQLSMALLINT*,SQLULEN*,SQLSMALLINT*,SQLSMALLINT*);
+    SQLRETURN (WINAPI *pSQLDescribeColW)(SQLHSTMT,SQLUSMALLINT,SQLWCHAR*,SQLSMALLINT,SQLSMALLINT*,SQLSMALLINT*,SQLULEN*,SQLSMALLINT*,SQLSMALLINT*);
+    SQLRETURN (WINAPI *pSQLDescribeParam)(SQLHSTMT,SQLUSMALLINT,SQLSMALLINT*,SQLULEN*,SQLSMALLINT*,SQLSMALLINT*);
+    SQLRETURN (WINAPI *pSQLDisconnect)(SQLHDBC);
+    SQLRETURN (WINAPI *pSQLDriverConnect)(SQLHDBC,SQLHWND,SQLCHAR*,SQLSMALLINT,SQLCHAR*,SQLSMALLINT,SQLSMALLINT*,SQLUSMALLINT);
+    SQLRETURN (WINAPI *pSQLDriverConnectW)(SQLHDBC,SQLHWND,SQLWCHAR*,SQLSMALLINT,SQLWCHAR*,SQLSMALLINT,SQLSMALLINT*,SQLUSMALLINT);
+    SQLRETURN (WINAPI *pSQLEndTran)(SQLSMALLINT,SQLHANDLE,SQLSMALLINT);
+    SQLRETURN (WINAPI *pSQLError)(SQLHENV,SQLHDBC,SQLHSTMT,SQLCHAR*,SQLINTEGER*,SQLCHAR*,SQLSMALLINT,SQLSMALLINT*);
+    SQLRETURN (WINAPI *pSQLErrorW)(SQLHENV,SQLHDBC,SQLHSTMT,SQLWCHAR*,SQLINTEGER*,SQLWCHAR*,SQLSMALLINT,SQLSMALLINT*);
+    SQLRETURN (WINAPI *pSQLExecDirect)(SQLHSTMT,SQLCHAR*,SQLINTEGER);
+    SQLRETURN (WINAPI *pSQLExecDirectW)(SQLHSTMT,SQLWCHAR*,SQLINTEGER);
+    SQLRETURN (WINAPI *pSQLExecute)(SQLHSTMT);
+    SQLRETURN (WINAPI *pSQLExtendedFetch)(SQLHSTMT,SQLUSMALLINT,SQLLEN,SQLULEN*,SQLUSMALLINT*);
+    SQLRETURN (WINAPI *pSQLFetch)(SQLHSTMT);
+    SQLRETURN (WINAPI *pSQLFetchScroll)(SQLHSTMT,SQLSMALLINT,SQLLEN);
+    SQLRETURN (WINAPI *pSQLForeignKeys)(SQLHSTMT,SQLCHAR*,SQLSMALLINT,SQLCHAR*,SQLSMALLINT,SQLCHAR*,SQLSMALLINT,SQLCHAR*,SQLSMALLINT,SQLCHAR*,SQLSMALLINT,SQLCHAR*,SQLSMALLINT);
+    SQLRETURN (WINAPI *pSQLForeignKeysW)(SQLHSTMT,SQLWCHAR*,SQLSMALLINT,SQLWCHAR*,SQLSMALLINT,SQLWCHAR*,SQLSMALLINT,SQLWCHAR*,SQLSMALLINT,SQLWCHAR*,SQLSMALLINT,SQLWCHAR*,SQLSMALLINT);
+    SQLRETURN (WINAPI *pSQLFreeConnect)(SQLHDBC);
+    SQLRETURN (WINAPI *pSQLFreeEnv)(SQLHENV);
+    SQLRETURN (WINAPI *pSQLFreeHandle)(SQLSMALLINT,SQLHANDLE);
+    SQLRETURN (WINAPI *pSQLFreeStmt)(SQLHSTMT,SQLUSMALLINT);
+    SQLRETURN (WINAPI *pSQLGetConnectAttr)(SQLHDBC,SQLINTEGER,SQLPOINTER,SQLINTEGER,SQLINTEGER*);
+    SQLRETURN (WINAPI *pSQLGetConnectAttrW)(SQLHDBC,SQLINTEGER,SQLPOINTER,SQLINTEGER,SQLINTEGER*);
+    SQLRETURN (WINAPI *pSQLGetConnectOption)(SQLHDBC,SQLUSMALLINT,SQLPOINTER);
+    SQLRETURN (WINAPI *pSQLGetConnectOptionW)(SQLHDBC,SQLUSMALLINT,SQLPOINTER);
+    SQLRETURN (WINAPI *pSQLGetCursorName)(SQLHSTMT,SQLCHAR*,SQLSMALLINT,SQLSMALLINT*);
+    SQLRETURN (WINAPI *pSQLGetCursorNameW)(SQLHSTMT,SQLWCHAR*,SQLSMALLINT,SQLSMALLINT*);
+    SQLRETURN (WINAPI *pSQLGetData)(SQLHSTMT,SQLUSMALLINT,SQLSMALLINT,SQLPOINTER,SQLLEN,SQLLEN*);
+    SQLRETURN (WINAPI *pSQLGetDescField)(SQLHDESC,SQLSMALLINT,SQLSMALLINT,SQLPOINTER,SQLINTEGER,SQLINTEGER*);
+    SQLRETURN (WINAPI *pSQLGetDescFieldW)(SQLHDESC,SQLSMALLINT,SQLSMALLINT,SQLPOINTER,SQLINTEGER,SQLINTEGER*);
+    SQLRETURN (WINAPI *pSQLGetDescRec)(SQLHDESC,SQLSMALLINT,SQLCHAR*,SQLSMALLINT,SQLSMALLINT*,SQLSMALLINT*,SQLSMALLINT*,SQLLEN*,SQLSMALLINT*,SQLSMALLINT*,SQLSMALLINT*);
+    SQLRETURN (WINAPI *pSQLGetDescRecW)(SQLHDESC,SQLSMALLINT,SQLWCHAR*,SQLSMALLINT,SQLSMALLINT*,SQLSMALLINT*,SQLSMALLINT*,SQLLEN*,SQLSMALLINT*,SQLSMALLINT*,SQLSMALLINT*);
+    SQLRETURN (WINAPI *pSQLGetDiagField)(SQLSMALLINT,SQLHANDLE,SQLSMALLINT,SQLSMALLINT,SQLPOINTER,SQLSMALLINT,SQLSMALLINT*);
+    SQLRETURN (WINAPI *pSQLGetDiagFieldW)(SQLSMALLINT,SQLHANDLE,SQLSMALLINT,SQLSMALLINT,SQLPOINTER,SQLSMALLINT,SQLSMALLINT*);
+    SQLRETURN (WINAPI *pSQLGetDiagRec)(SQLSMALLINT,SQLHANDLE,SQLSMALLINT,SQLCHAR*,SQLINTEGER*,SQLCHAR*,SQLSMALLINT,SQLSMALLINT*);
+    SQLRETURN (WINAPI *pSQLGetDiagRecA)(SQLSMALLINT,SQLHANDLE,SQLSMALLINT,SQLCHAR*,SQLINTEGER*, SQLCHAR*,SQLSMALLINT,SQLSMALLINT*);
+    SQLRETURN (WINAPI *pSQLGetDiagRecW)(SQLSMALLINT,SQLHANDLE,SQLSMALLINT,SQLWCHAR*,SQLINTEGER*,SQLWCHAR*,SQLSMALLINT,SQLSMALLINT*);
+    SQLRETURN (WINAPI *pSQLGetEnvAttr)(SQLHENV,SQLINTEGER,SQLPOINTER,SQLINTEGER,SQLINTEGER*);
+    SQLRETURN (WINAPI *pSQLGetFunctions)(SQLHDBC,SQLUSMALLINT,SQLUSMALLINT*);
+    SQLRETURN (WINAPI *pSQLGetInfo)(SQLHDBC,SQLUSMALLINT,SQLPOINTER,SQLSMALLINT,SQLSMALLINT*);
+    SQLRETURN (WINAPI *pSQLGetInfoW)(SQLHDBC,SQLUSMALLINT,SQLPOINTER,SQLSMALLINT,SQLSMALLINT*);
+    SQLRETURN (WINAPI *pSQLGetStmtAttr)(SQLHSTMT,SQLINTEGER,SQLPOINTER,SQLINTEGER,SQLINTEGER*);
+    SQLRETURN (WINAPI *pSQLGetStmtAttrW)(SQLHSTMT,SQLINTEGER,SQLPOINTER,SQLINTEGER,SQLINTEGER*);
+    SQLRETURN (WINAPI *pSQLGetStmtOption)(SQLHSTMT,SQLUSMALLINT,SQLPOINTER);
+    SQLRETURN (WINAPI *pSQLGetTypeInfo)(SQLHSTMT,SQLSMALLINT);
+    SQLRETURN (WINAPI *pSQLGetTypeInfoW)(SQLHSTMT,SQLSMALLINT);
+    SQLRETURN (WINAPI *pSQLMoreResults)(SQLHSTMT);
+    SQLRETURN (WINAPI *pSQLNativeSql)(SQLHDBC,SQLCHAR*,SQLINTEGER,SQLCHAR*,SQLINTEGER,SQLINTEGER*);
+    SQLRETURN (WINAPI *pSQLNativeSqlW)(SQLHDBC,SQLWCHAR*,SQLINTEGER,SQLWCHAR*,SQLINTEGER,SQLINTEGER*);
+    SQLRETURN (WINAPI *pSQLNumParams)(SQLHSTMT,SQLSMALLINT*);
+    SQLRETURN (WINAPI *pSQLNumResultCols)(SQLHSTMT,SQLSMALLINT*);
+    SQLRETURN (WINAPI *pSQLParamData)(SQLHSTMT,SQLPOINTER*);
+    SQLRETURN (WINAPI *pSQLParamOptions)(SQLHSTMT,SQLULEN,SQLULEN*);
+    SQLRETURN (WINAPI *pSQLPrepare)(SQLHSTMT,SQLCHAR*,SQLINTEGER);
+    SQLRETURN (WINAPI *pSQLPrepareW)(SQLHSTMT,SQLWCHAR*,SQLINTEGER);
+    SQLRETURN (WINAPI *pSQLPrimaryKeys)(SQLHSTMT,SQLCHAR*,SQLSMALLINT,SQLCHAR*,SQLSMALLINT,SQLCHAR*,SQLSMALLINT);
+    SQLRETURN (WINAPI *pSQLPrimaryKeysW)(SQLHSTMT,SQLWCHAR*,SQLSMALLINT,SQLWCHAR*,SQLSMALLINT,SQLWCHAR*,SQLSMALLINT);
+    SQLRETURN (WINAPI *pSQLProcedureColumns)(SQLHSTMT,SQLCHAR*,SQLSMALLINT,SQLCHAR*,SQLSMALLINT,SQLCHAR*,SQLSMALLINT,SQLCHAR*,SQLSMALLINT);
+    SQLRETURN (WINAPI *pSQLProcedureColumnsW)(SQLHSTMT,SQLWCHAR*,SQLSMALLINT,SQLWCHAR*,SQLSMALLINT,SQLWCHAR*,SQLSMALLINT,SQLWCHAR*,SQLSMALLINT);
+    SQLRETURN (WINAPI *pSQLProcedures)(SQLHSTMT,SQLCHAR*,SQLSMALLINT,SQLCHAR*,SQLSMALLINT,SQLCHAR*,SQLSMALLINT);
+    SQLRETURN (WINAPI *pSQLProceduresW)(SQLHSTMT,SQLWCHAR*,SQLSMALLINT,SQLWCHAR*,SQLSMALLINT,SQLWCHAR*,SQLSMALLINT);
+    SQLRETURN (WINAPI *pSQLPutData)(SQLHSTMT,SQLPOINTER,SQLLEN);
+    SQLRETURN (WINAPI *pSQLRowCount)(SQLHSTMT,SQLLEN*);
+    SQLRETURN (WINAPI *pSQLSetConnectAttr)(SQLHDBC,SQLINTEGER,SQLPOINTER,SQLINTEGER);
+    SQLRETURN (WINAPI *pSQLSetConnectAttrW)(SQLHDBC,SQLINTEGER,SQLPOINTER,SQLINTEGER);
+    SQLRETURN (WINAPI *pSQLSetConnectOption)(SQLHDBC,SQLUSMALLINT,SQLULEN);
+    SQLRETURN (WINAPI *pSQLSetConnectOptionW)(SQLHDBC,SQLUSMALLINT,SQLULEN);
+    SQLRETURN (WINAPI *pSQLSetCursorName)(SQLHSTMT,SQLCHAR*,SQLSMALLINT);
+    SQLRETURN (WINAPI *pSQLSetCursorNameW)(SQLHSTMT,SQLWCHAR*,SQLSMALLINT);
+    SQLRETURN (WINAPI *pSQLSetDescField)(SQLHDESC,SQLSMALLINT,SQLSMALLINT,SQLPOINTER,SQLINTEGER);
+    SQLRETURN (WINAPI *pSQLSetDescFieldW)(SQLHDESC,SQLSMALLINT,SQLSMALLINT,SQLPOINTER,SQLINTEGER);
+    SQLRETURN (WINAPI *pSQLSetDescRec)(SQLHDESC,SQLSMALLINT,SQLSMALLINT,SQLSMALLINT,SQLLEN,SQLSMALLINT,SQLSMALLINT,SQLPOINTER,SQLLEN*,SQLLEN*);
+    SQLRETURN (WINAPI *pSQLSetEnvAttr)(SQLHENV,SQLINTEGER,SQLPOINTER,SQLINTEGER);
+    SQLRETURN (WINAPI *pSQLSetParam)(SQLHSTMT,SQLUSMALLINT,SQLSMALLINT,SQLSMALLINT,SQLULEN,SQLSMALLINT,SQLPOINTER,SQLLEN*);
+    SQLRETURN (WINAPI *pSQLSetPos)(SQLHSTMT,SQLSETPOSIROW,SQLUSMALLINT,SQLUSMALLINT);
+    SQLRETURN (WINAPI *pSQLSetScrollOptions)(SQLHSTMT,SQLUSMALLINT,SQLLEN,SQLUSMALLINT);
+    SQLRETURN (WINAPI *pSQLSetStmtAttr)(SQLHSTMT,SQLINTEGER,SQLPOINTER,SQLINTEGER);
+    SQLRETURN (WINAPI *pSQLSetStmtAttrW)(SQLHSTMT,SQLINTEGER,SQLPOINTER,SQLINTEGER);
+    SQLRETURN (WINAPI *pSQLSetStmtOption)(SQLHSTMT,SQLUSMALLINT,SQLULEN);
+    SQLRETURN (WINAPI *pSQLSpecialColumns)(SQLHSTMT,SQLUSMALLINT,SQLCHAR*,SQLSMALLINT,SQLCHAR*,SQLSMALLINT,SQLCHAR*,SQLSMALLINT,SQLUSMALLINT,SQLUSMALLINT);
+    SQLRETURN (WINAPI *pSQLSpecialColumnsW)(SQLHSTMT,SQLUSMALLINT,SQLWCHAR*,SQLSMALLINT,SQLWCHAR*,SQLSMALLINT,SQLWCHAR*,SQLSMALLINT,SQLUSMALLINT,SQLUSMALLINT);
+    SQLRETURN (WINAPI *pSQLStatistics)(SQLHSTMT,SQLCHAR*,SQLSMALLINT,SQLCHAR*,SQLSMALLINT,SQLCHAR*,SQLSMALLINT,SQLUSMALLINT,SQLUSMALLINT);
+    SQLRETURN (WINAPI *pSQLStatisticsW)(SQLHSTMT,SQLWCHAR*,SQLSMALLINT,SQLWCHAR*,SQLSMALLINT,SQLWCHAR*,SQLSMALLINT,SQLUSMALLINT,SQLUSMALLINT);
+    SQLRETURN (WINAPI *pSQLTablePrivileges)(SQLHSTMT,SQLCHAR*,SQLSMALLINT,SQLCHAR*,SQLSMALLINT,SQLCHAR*,SQLSMALLINT);
+    SQLRETURN (WINAPI *pSQLTablePrivilegesW)(SQLHSTMT,SQLWCHAR*,SQLSMALLINT,SQLWCHAR*,SQLSMALLINT,SQLWCHAR*,SQLSMALLINT);
+    SQLRETURN (WINAPI *pSQLTables)(SQLHSTMT,SQLCHAR*,SQLSMALLINT,SQLCHAR*,SQLSMALLINT,SQLCHAR*,SQLSMALLINT,SQLCHAR*,SQLSMALLINT);
+    SQLRETURN (WINAPI *pSQLTablesW)(SQLHSTMT,SQLWCHAR*,SQLSMALLINT,SQLWCHAR*,SQLSMALLINT,SQLWCHAR*,SQLSMALLINT,SQLWCHAR*,SQLSMALLINT);
+    SQLRETURN (WINAPI *pSQLTransact)(SQLHENV,SQLHDBC,SQLUSMALLINT);
 
     SQLUINTEGER login_timeout;
 };
 
+static void connection_bind_sql_funcs(struct SQLHDBC_data *connection)
+{
+#define LOAD_FUNCPTR(f) if((connection->p##f = (void*)GetProcAddress(connection->module, #f)) == NULL) \
+    { \
+        WARN( "function '%s' not found in driver.\n", #f ); \
+    }
+
+    LOAD_FUNCPTR(SQLAllocConnect);
+    LOAD_FUNCPTR(SQLAllocEnv);
+    LOAD_FUNCPTR(SQLAllocHandle);
+    LOAD_FUNCPTR(SQLAllocHandleStd)
+    LOAD_FUNCPTR(SQLAllocStmt);
+    LOAD_FUNCPTR(SQLBindCol);
+    LOAD_FUNCPTR(SQLBindParam);
+    LOAD_FUNCPTR(SQLBindParameter);
+    LOAD_FUNCPTR(SQLBrowseConnect);
+    LOAD_FUNCPTR(SQLBrowseConnectW);
+    LOAD_FUNCPTR(SQLBulkOperations);
+    LOAD_FUNCPTR(SQLCancel);
+    LOAD_FUNCPTR(SQLCloseCursor);
+    LOAD_FUNCPTR(SQLColAttribute);
+    LOAD_FUNCPTR(SQLColAttributeW);
+    LOAD_FUNCPTR(SQLColAttributes);
+    LOAD_FUNCPTR(SQLColAttributesW);
+    LOAD_FUNCPTR(SQLColumnPrivileges);
+    LOAD_FUNCPTR(SQLColumnPrivilegesW)
+    LOAD_FUNCPTR(SQLColumns);
+    LOAD_FUNCPTR(SQLColumnsW);
+    LOAD_FUNCPTR(SQLConnect);
+    LOAD_FUNCPTR(SQLConnectW);
+    LOAD_FUNCPTR(SQLCopyDesc);
+    LOAD_FUNCPTR(SQLDescribeCol);
+    LOAD_FUNCPTR(SQLDescribeColW);
+    LOAD_FUNCPTR(SQLDescribeParam);
+    LOAD_FUNCPTR(SQLDisconnect);
+    LOAD_FUNCPTR(SQLDriverConnect);
+    LOAD_FUNCPTR(SQLDriverConnectW);
+    LOAD_FUNCPTR(SQLEndTran);
+    LOAD_FUNCPTR(SQLError);
+    LOAD_FUNCPTR(SQLErrorW);
+    LOAD_FUNCPTR(SQLExecDirect);
+    LOAD_FUNCPTR(SQLExecDirectW);
+    LOAD_FUNCPTR(SQLExecute);
+    LOAD_FUNCPTR(SQLExtendedFetch);
+    LOAD_FUNCPTR(SQLFetch);
+    LOAD_FUNCPTR(SQLFetchScroll);
+    LOAD_FUNCPTR(SQLForeignKeys);
+    LOAD_FUNCPTR(SQLForeignKeysW);
+    LOAD_FUNCPTR(SQLFreeConnect);
+    LOAD_FUNCPTR(SQLFreeEnv);
+    LOAD_FUNCPTR(SQLFreeHandle);
+    LOAD_FUNCPTR(SQLFreeStmt);
+    LOAD_FUNCPTR(SQLGetConnectAttr);
+    LOAD_FUNCPTR(SQLGetConnectAttrW);
+    LOAD_FUNCPTR(SQLGetConnectOption);
+    LOAD_FUNCPTR(SQLGetConnectOptionW);
+    LOAD_FUNCPTR(SQLGetCursorName);
+    LOAD_FUNCPTR(SQLGetCursorNameW);
+    LOAD_FUNCPTR(SQLGetData);
+    LOAD_FUNCPTR(SQLGetDescField);
+    LOAD_FUNCPTR(SQLGetDescFieldW);
+    LOAD_FUNCPTR(SQLGetDescRec);
+    LOAD_FUNCPTR(SQLGetDescRecW);
+    LOAD_FUNCPTR(SQLGetDiagField);
+    LOAD_FUNCPTR(SQLGetDiagFieldW);
+    LOAD_FUNCPTR(SQLGetDiagRec);
+    LOAD_FUNCPTR(SQLGetDiagRecA);
+    LOAD_FUNCPTR(SQLGetDiagRecW);
+    LOAD_FUNCPTR(SQLGetEnvAttr);
+    LOAD_FUNCPTR(SQLGetFunctions);
+    LOAD_FUNCPTR(SQLGetInfo);
+    LOAD_FUNCPTR(SQLGetInfoW);
+    LOAD_FUNCPTR(SQLGetStmtAttr);
+    LOAD_FUNCPTR(SQLGetStmtAttrW);
+    LOAD_FUNCPTR(SQLGetStmtOption);
+    LOAD_FUNCPTR(SQLGetTypeInfo);
+    LOAD_FUNCPTR(SQLGetTypeInfoW);
+    LOAD_FUNCPTR(SQLMoreResults);
+    LOAD_FUNCPTR(SQLNativeSql);
+    LOAD_FUNCPTR(SQLNativeSqlW);
+    LOAD_FUNCPTR(SQLNumParams);
+    LOAD_FUNCPTR(SQLNumResultCols);
+    LOAD_FUNCPTR(SQLParamData);
+    LOAD_FUNCPTR(SQLParamOptions);
+    LOAD_FUNCPTR(SQLPrepare);
+    LOAD_FUNCPTR(SQLPrepareW);
+    LOAD_FUNCPTR(SQLPrimaryKeys);
+    LOAD_FUNCPTR(SQLPrimaryKeysW);
+    LOAD_FUNCPTR(SQLProcedureColumns);
+    LOAD_FUNCPTR(SQLProcedureColumnsW);
+    LOAD_FUNCPTR(SQLProcedures);
+    LOAD_FUNCPTR(SQLProceduresW);
+    LOAD_FUNCPTR(SQLPutData);
+    LOAD_FUNCPTR(SQLRowCount);
+    LOAD_FUNCPTR(SQLSetConnectAttr);
+    LOAD_FUNCPTR(SQLSetConnectAttrW);
+    LOAD_FUNCPTR(SQLSetConnectOption);
+    LOAD_FUNCPTR(SQLSetConnectOptionW);
+    LOAD_FUNCPTR(SQLSetCursorName);
+    LOAD_FUNCPTR(SQLSetCursorNameW);
+    LOAD_FUNCPTR(SQLSetDescField);
+    LOAD_FUNCPTR(SQLSetDescFieldW);
+    LOAD_FUNCPTR(SQLSetDescRec);
+    LOAD_FUNCPTR(SQLSetEnvAttr);
+    LOAD_FUNCPTR(SQLSetParam);
+    LOAD_FUNCPTR(SQLSetPos);
+    LOAD_FUNCPTR(SQLSetScrollOptions);
+    LOAD_FUNCPTR(SQLSetStmtAttr);
+    LOAD_FUNCPTR(SQLSetStmtAttrW);
+    LOAD_FUNCPTR(SQLSetStmtOption);
+    LOAD_FUNCPTR(SQLSpecialColumns);
+    LOAD_FUNCPTR(SQLSpecialColumnsW);
+    LOAD_FUNCPTR(SQLStatistics);
+    LOAD_FUNCPTR(SQLStatisticsW);
+    LOAD_FUNCPTR(SQLTablePrivileges);
+    LOAD_FUNCPTR(SQLTablePrivilegesW);
+    LOAD_FUNCPTR(SQLTables);
+    LOAD_FUNCPTR(SQLTablesW);
+    LOAD_FUNCPTR(SQLTransact);
+}
+
 /*************************************************************************
  *				SQLAllocConnect           [ODBC32.001]
  */
@@ -77,6 +315,7 @@ SQLRETURN WINAPI SQLAllocConnect(SQLHENV EnvironmentHandle, SQLHDBC *ConnectionH
     hdbc->type = SQL_HANDLE_DBC;
     hdbc->environment = EnvironmentHandle;
     hdbc->login_timeout = 0;
+    hdbc->module = NULL;
 
     *ConnectionHandle = hdbc;
 
@@ -438,6 +677,8 @@ SQLRETURN WINAPI SQLFreeConnect(SQLHDBC ConnectionHandle)
         return SQL_ERROR;
     }
 
+    FreeLibrary(hdbc->module);
+
     free(hdbc);
 
     return SQL_SUCCESS;
@@ -1596,6 +1837,65 @@ SQLRETURN WINAPI SQLColumnsW(SQLHSTMT StatementHandle, WCHAR *CatalogName, SQLSM
     return ret;
 }
 
+static HMODULE load_odbc_driver(const WCHAR *driver, BOOL use_dsn)
+{
+    long ret;
+    HMODULE hmod;
+    WCHAR *filename = NULL;
+    HKEY hkey;
+    WCHAR regpath[256];
+
+    if (use_dsn)
+        wcscpy(regpath, L"Software\\ODBC\\ODBC.INI\\");
+    else
+        wcscpy(regpath, L"Software\\ODBC\\ODBCINST.INI\\");
+    wcscat(regpath, driver);
+
+    if ((ret = RegOpenKeyW(HKEY_CURRENT_USER, regpath, &hkey)) != ERROR_SUCCESS)
+    {
+        ret = RegOpenKeyW(HKEY_LOCAL_MACHINE, regpath, &hkey);
+    }
+
+    if (ret == ERROR_SUCCESS)
+    {
+        DWORD size = 0, type;
+        ret = RegGetValueW(hkey, NULL, L"Driver", RRF_RT_REG_SZ, &type, NULL, &size);
+        if(ret != ERROR_SUCCESS || type != REG_SZ)
+        {
+            RegCloseKey(hkey);
+            WARN("Invalid DSN %s\n", debugstr_w(driver));
+
+            return NULL;
+        }
+
+        filename = malloc(size);
+        if(!filename)
+        {
+            RegCloseKey(hkey);
+            ERR("Out of memory\n");
+
+            return NULL;
+        }
+        ret = RegGetValueW(hkey, NULL, L"Driver", RRF_RT_REG_SZ, &type, filename, &size);
+
+        RegCloseKey(hkey);
+    }
+
+    if(ret != ERROR_SUCCESS)
+    {
+        free(filename);
+        ERR("Failed to open Registry Key\n");
+        return NULL;
+    }
+
+    hmod = LoadLibraryExW(filename, NULL, LOAD_LIBRARY_SEARCH_DLL_LOAD_DIR | LOAD_LIBRARY_SEARCH_DEFAULT_DIRS);
+    free(filename);
+
+    if(!hmod)
+        ERR("Failed to load driver\n");
+
+    return hmod;
+}
 /*************************************************************************
  *				SQLDriverConnectW          [ODBC32.141]
  */
@@ -1603,13 +1903,76 @@ SQLRETURN WINAPI SQLDriverConnectW(SQLHDBC ConnectionHandle, SQLHWND WindowHandl
                                    SQLSMALLINT Length, WCHAR *OutConnectionString, SQLSMALLINT BufferLength,
                                    SQLSMALLINT *Length2, SQLUSMALLINT DriverCompletion)
 {
+    struct SQLHDBC_data *connection = ConnectionHandle;
+    HMODULE driver;
     SQLRETURN ret = SQL_ERROR;
+    WCHAR dsn[128];
+    WCHAR *p;
+    BOOL is_dsn = TRUE;
 
-    FIXME("(ConnectionHandle %p, WindowHandle %p, InConnectionString %s, Length %d, OutConnectionString %p,"
+    TRACE("(ConnectionHandle %p, WindowHandle %p, InConnectionString %s, Length %d, OutConnectionString %p,"
           " BufferLength %d, Length2 %p, DriverCompletion %d)\n", ConnectionHandle, WindowHandle,
-          debugstr_wn(InConnectionString, Length), Length, OutConnectionString, BufferLength, Length2,
+          Length == SQL_NTS ? debugstr_w(InConnectionString) : debugstr_wn(InConnectionString, Length), Length, OutConnectionString, BufferLength, Length2,
           DriverCompletion);
 
+    p = wcsstr(InConnectionString, L"DSN=");
+    if (p)
+    {
+        WCHAR *end = wcsstr(p, L";");
+
+        lstrcpynW(dsn, p+4, end - (p + 3));
+    }
+    else
+    {
+        p = wcsstr(InConnectionString, L"Driver=");
+        if (p)
+        {
+            WCHAR *end = wcsstr(p, L";");
+
+            lstrcpynW(dsn, p+7, end - (p + 6));
+            is_dsn = FALSE;
+        }
+    }
+
+    driver = load_odbc_driver(dsn, is_dsn);
+    if (!driver)
+        return SQL_ERROR;
+
+    connection->module = driver;
+    connection->driver_ver = SQL_OV_ODBC2;
+    connection_bind_sql_funcs(connection);
+
+    /* ODBC 3.x */
+    if (connection->pSQLAllocHandle)
+    {
+        connection->pSQLAllocHandle(SQL_HANDLE_ENV, SQL_NULL_HANDLE, &connection->driver_env);
+        connection->pSQLAllocHandle(SQL_HANDLE_DBC, connection->driver_env, &connection->driver_hdbc);
+
+        if (connection->pSQLGetEnvAttr)
+            connection->pSQLGetEnvAttr(connection->driver_env, SQL_ATTR_ODBC_VERSION, &connection->driver_ver, 0, NULL);
+
+    }
+    /* ODBC 2.x */
+    else if(connection->pSQLAllocConnect && connection->pSQLAllocEnv)
+    {
+        connection->pSQLAllocEnv(&connection->driver_env);
+
+        connection->pSQLAllocConnect(connection->driver_env, &connection->driver_hdbc);
+    }
+    else
+        ERR("No functions to allocated Environment handles found.\n");
+
+    if(!connection->pSQLDriverConnectW)
+    {
+        ERR("Failed to find pSQLDriverConnectW\n");
+        return SQL_ERROR;
+    }
+
+    ret = connection->pSQLDriverConnectW(connection->driver_hdbc, WindowHandle, InConnectionString, Length,
+                OutConnectionString, BufferLength, Length2, DriverCompletion);
+
+    TRACE("Driver returned %d\n", ret);
+
     return ret;
 }
 
-- 
2.43.0