FreeTDS Development Group

["Ken Bradley" <bradleyk AT mentorgen.com>]

The following code seg faults in SQLBindParameter, because the "result
info" (line 397 in odbc.c) is NULL.  Is this a bug in freetds or something
wrong with the code?  The platform is RedHat 7.0, Freetds 0.53 and
SQLServer 2000.  The exact same SQL command, using isql succeeds.

-Ken

#include <stdlib.h>
#include <stdio.h>
#include <odbc/sql.h>
#include <odbc/sqlext.h>
#include <odbc/sqltypes.h>

int main(int argc,char *argv[])
{
     SQLHENV V_OD_Env;
     long V_OD_erg;
     SQLHDBC V_OD_hdbc;
     SQLHSTMT newHstmt;

     SQLLEN V_OD_err;
     SQLINTEGER sizeInt;
     SQLCHAR source[25];

     V_OD_erg=SQLAllocHandle(SQL_HANDLE_ENV,SQL_NULL_HANDLE,&V_OD_Env);
     if ((V_OD_erg != SQL_SUCCESS) && (V_OD_erg != SQL_SUCCESS_WITH_INFO))
     {
        printf("Error AllocHandle\n");
     }

     V_OD_erg=SQLSetEnvAttr(V_OD_Env, SQL_ATTR_ODBC_VERSION,
(void*)SQL_OV_ODBC3, 0);
     if ((V_OD_erg != SQL_SUCCESS) && (V_OD_erg != SQL_SUCCESS_WITH_INFO))
     {
        printf("Error SetEnv\n");
     }

     V_OD_erg = SQLAllocHandle(SQL_HANDLE_DBC, V_OD_Env, &V_OD_hdbc);
     if ((V_OD_erg != SQL_SUCCESS) && (V_OD_erg != SQL_SUCCESS_WITH_INFO))
     {
        printf("Error AllocHDB %d\n",V_OD_erg);
     }

     V_OD_erg = SQLConnect(V_OD_hdbc, "FOO", SQL_NTS, "foo", SQL_NTS,
"foo", SQL_NTS);
     if ((V_OD_erg != SQL_SUCCESS) && (V_OD_erg != SQL_SUCCESS_WITH_INFO))
     {
        printf("Error SQLConnect %d\n",V_OD_erg);
     }
     printf("%s,\n", "SQL Connected");

     V_OD_erg=SQLAllocHandle(SQL_HANDLE_STMT, V_OD_hdbc, &newHstmt);
     if ((V_OD_erg != SQL_SUCCESS) && (V_OD_erg != SQL_SUCCESS_WITH_INFO))
     {
        printf("Error in Statement Alloc %d\n",V_OD_erg);
     }

     V_OD_erg = SQLPrepare(newHstmt, "INSERT into snmp_header (source)
VALUES (?)", SQL_NTS);
     if ((V_OD_erg != SQL_SUCCESS) && (V_OD_erg != SQL_SUCCESS_WITH_INFO))
     {
        printf("Error in Prepare %d\n",V_OD_erg);
     }

     sizeInt = SQL_NTS;

     V_OD_erg = SQLBindParameter(newHstmt, 1, SQL_PARAM_INPUT, SQL_C_CHAR,
SQL_VARCHAR, 25, 0, source, 0, &sizeInt);
     if ((V_OD_erg != SQL_SUCCESS) && (V_OD_erg != SQL_SUCCESS_WITH_INFO))
     {
        printf("Error in Source %d\n",V_OD_erg);
     }
     strcpy (source, "Junk String");

     V_OD_erg = SQLExecute(newHstmt);
     if ((V_OD_erg != SQL_SUCCESS) && (V_OD_erg != SQL_SUCCESS_WITH_INFO))
     {
        printf("Error in Insert %d\n",V_OD_erg);
     }

     SQLFreeHandle(SQL_HANDLE_STMT,newHstmt);
     SQLDisconnect(V_OD_hdbc);
     SQLFreeHandle(SQL_HANDLE_DBC,V_OD_hdbc);
     SQLFreeHandle(SQL_HANDLE_ENV, V_OD_Env);

     return(0);
}