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// file : odb/mssql/error.cxx
// author : Boris Kolpackov <boris@codesynthesis.com>
// copyright : Copyright (c) 2005-2011 Code Synthesis Tools CC
// license : GNU GPL v2; see accompanying LICENSE file
#include <odb/mssql/mssql.hxx>
#include <odb/mssql/error.hxx>
#include <odb/mssql/connection.hxx>
#include <odb/mssql/exceptions.hxx>
using namespace std;
namespace odb
{
namespace mssql
{
static void
translate_error (SQLHANDLE h, SQLSMALLINT htype, connection* conn)
{
SQLRETURN r;
char sqlstate[SQL_SQLSTATE_SIZE + 1];
SQLINTEGER native_code; // Will be 0 if no natve code.
char msg[512]; // Will be truncated if doesn't fit.
SQLSMALLINT msg_size;
database_exception e;
for (SQLSMALLINT i (1);; ++i)
{
r = SQLGetDiagRec (htype,
h,
i,
(SQLCHAR*) sqlstate,
&native_code,
(SQLCHAR*) msg,
sizeof (msg),
&msg_size);
if (r == SQL_NO_DATA)
break;
else if (SQL_SUCCEEDED (r))
{
//@@ TODO: translate deadlock, timeout, connection_lost exceptions
e.append (native_code, sqlstate, msg);
}
else
e.append (0, "?????", "unable to extract information for this "
"diagnostic record");
}
if (e.size () == 0)
e.append (0, "?????", "no diagnostic record (using wrong handle?)");
// Check if the connection has gone bad and mark it as failed if so.
//
if (conn != 0)
{
SQLUINTEGER dead (0);
r = SQLGetConnectAttr (conn->handle (),
SQL_ATTR_CONNECTION_DEAD,
(SQLPOINTER) &dead,
SQL_IS_UINTEGER,
0);
if (!SQL_SUCCEEDED (r) || dead == SQL_CD_TRUE)
conn->mark_failed ();
}
throw e;
}
void
translate_error (connection& c)
{
translate_error (c.handle (), SQL_HANDLE_DBC, &c);
}
void
translate_error (SQLHANDLE h, SQLSMALLINT htype)
{
translate_error (h, htype, 0);
}
}
}
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