/*******************************************************************************
**                                                                        
** Source File Name = getdata.c  1.3                                      
**                                                                        
** Licensed Materials - Property of IBM                                   
**                                                                        
** (C) COPYRIGHT International Business Machines Corp. 1995, 1999
** All Rights Reserved.                                                   
**                                                                        
** US Government Users Restricted Rights - Use, duplication or            
** disclosure restricted by GSA ADP Schedule Contract with IBM Corp.      
**                                                                        
**                                                                        
**    PURPOSE :                                                           
** Example of directly executing an SQL statement.
** Getdata is used to retrieve information from the result set.
** Compare to fetch.c
**                                                                        
** For more information about these samples see the README file.
**
** For more information on programming in CLI see the:
**     - "Building CLI Applications" section of the Application Building Guide, and the
**     - CLI Guide and Reference.
**
** For more information on the SQL language see the SQL Reference.
**
********************************************************************************/

#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <sqlcli1.h>
#include "samputil.h"          /* Header file for CLI sample code */

/* For the Macintosh environment when generating 68K applications */
#ifdef DB268K
   /* Need to include ASLM for 68K applications */
   #include <LibraryManager.h>
#endif

#define MAX_STMT_LEN 255

/*
 Global Variables for user id and password.
 To keep samples simple, not a recommended practice.
*/
extern SQLCHAR server[SQL_MAX_DSN_LENGTH + 1] ;
extern SQLCHAR uid[MAX_UID_LENGTH + 1] ;
extern SQLCHAR pwd[MAX_PWD_LENGTH + 1] ;

/**  main  **/
int main( int argc, char * argv[] ) {

    SQLHANDLE henv, hdbc, hstmt ;
    SQLRETURN rc ;
/*--> SQLL1X05.SCRIPT */
    SQLCHAR * sqlstmt = ( SQLCHAR * ) "SELECT deptname, location from org "
                        "WHERE division = 'Eastern'" ;
/*<-- */

    struct { SQLINTEGER ind ;
             SQLINTEGER foo ;
             SQLCHAR  s[15] ;
           } deptname, location ;

/* For the Macintosh environment when generating 68K applications */
#ifdef DB268K
   /* Before making any API calls for 68K environment, need to initialize the
      Library Manager */
   InitLibraryManager(0,kCurrentZone,kNormalMemory);
   atexit(CleanupLibraryManager);
#endif

    /* macro to initalize server, uid and pwd */
    INIT_UID_PWD ;

    /* allocate an environment handle */
    rc = SQLAllocHandle( SQL_HANDLE_ENV, SQL_NULL_HANDLE, &henv ) ;
    if ( rc != SQL_SUCCESS ) return( terminate( henv, rc ) ) ;

    /* allocate a connect handle, and connect */
    rc = DBconnect( henv, &hdbc ) ;
    if ( rc != SQL_SUCCESS ) return( terminate( henv, rc ) ) ;

    rc = SQLAllocHandle( SQL_HANDLE_STMT, hdbc, &hstmt ) ;
    CHECK_HANDLE( SQL_HANDLE_DBC, hdbc, rc ) ;

/*--> */

    rc = SQLExecDirect( hstmt, sqlstmt, SQL_NTS ) ;
    CHECK_HANDLE( SQL_HANDLE_STMT, hstmt, rc ) ;

    printf( "Departments in Eastern division:\n" ) ;
    printf( "DEPTNAME       Location\n" ) ;
    printf( "-------------- -------------\n" ) ;

    while ((rc = SQLFetch(hstmt)) == SQL_SUCCESS) {
        rc = SQLGetData(hstmt, 1, SQL_C_CHAR, deptname.s, 
                        15, &(deptname.ind));
        CHECK_HANDLE( SQL_HANDLE_STMT, hstmt, rc ) ;
        rc = SQLGetData(hstmt, 2, SQL_C_CHAR, location.s, 
                        15, &(location.ind));
        CHECK_HANDLE( SQL_HANDLE_STMT, hstmt, rc ) ;
        printf("%-14.14s %-14.14s \n", deptname.s, location.s);
    }

    if ( rc != SQL_NO_DATA_FOUND )
       CHECK_HANDLE( SQL_HANDLE_STMT, hstmt, rc ) ;

/*<-- */

    /*  Disconnect and free up CLI resources.  */

    /*  Commit the changes.  */
    rc = SQLEndTran( SQL_HANDLE_DBC, hdbc, SQL_COMMIT ) ;
    CHECK_HANDLE( SQL_HANDLE_DBC, hdbc, rc ) ;

    rc = SQLFreeHandle( SQL_HANDLE_STMT, hstmt ) ;
    CHECK_HANDLE( SQL_HANDLE_STMT, hstmt, rc ) ;

    printf( "\n>Disconnecting .....\n" ) ;
    rc = SQLDisconnect( hdbc ) ;
    CHECK_HANDLE( SQL_HANDLE_DBC, hdbc, rc ) ;

    rc = SQLFreeHandle( SQL_HANDLE_DBC, hdbc ) ;
    CHECK_HANDLE( SQL_HANDLE_DBC, hdbc, rc ) ;

    rc = SQLFreeHandle( SQL_HANDLE_ENV,  henv ) ;
    if ( rc != SQL_SUCCESS ) return( terminate( henv, rc ) ) ;

    return( SQL_SUCCESS ) ;

}                                  /* end main */