Subversion Repositories openrisc

//=================================================================

//

//        memmove1.c

//

//        Testcase for C library memmove()

//

//=================================================================

//####ECOSGPLCOPYRIGHTBEGIN####

// -------------------------------------------

// This file is part of eCos, the Embedded Configurable Operating System.

// Copyright (C) 1998, 1999, 2000, 2001, 2002 Red Hat, Inc.

//

// eCos is free software; you can redistribute it and/or modify it under

// the terms of the GNU General Public License as published by the Free

// Software Foundation; either version 2 or (at your option) any later version.

//

// eCos is distributed in the hope that it will be useful, but WITHOUT ANY

// WARRANTY; without even the implied warranty of MERCHANTABILITY or

// FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

// for more details.

//

// You should have received a copy of the GNU General Public License along

// with eCos; if not, write to the Free Software Foundation, Inc.,

// 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.

//

// As a special exception, if other files instantiate templates or use macros

// or inline functions from this file, or you compile this file and link it

// with other works to produce a work based on this file, this file does not

// by itself cause the resulting work to be covered by the GNU General Public

// License. However the source code for this file must still be made available

// in accordance with section (3) of the GNU General Public License.

//

// This exception does not invalidate any other reasons why a work based on

// this file might be covered by the GNU General Public License.

//

// Alternative licenses for eCos may be arranged by contacting Red Hat, Inc.

// at http://sources.redhat.com/ecos/ecos-license/

// -------------------------------------------

//####ECOSGPLCOPYRIGHTEND####

//=================================================================

//#####DESCRIPTIONBEGIN####

//

// Author(s):     ctarpy, jlarmour

// Contributors:  

// Date:          2000-04-30

// Description:   Contains testcode for C library memmove() function

//

//

//####DESCRIPTIONEND####

// INCLUDES

#include <string.h>

#include <cyg/infra/testcase.h>

// FUNCTIONS

// Functions to avoid having to use libc strings

static int my_strlen(const char *s)

{

    const char *ptr;

    ptr = s;

    for ( ptr=s ; *ptr != '\0' ; ptr++ )

        ;

    return (int)(ptr-s);

} // my_strlen()

static int my_strcmp(const char *s1, const char *s2)

{

    for ( ; *s1 == *s2 ; s1++,s2++ )

    {

        if ( *s1 == '\0' )

            break;

    } // for

    return (*s1 - *s2);

} // my_strcmp()

static char *my_strcpy(char *s1, const char *s2)

{

    while (*s2 != '\0') {

        *(s1++) = *(s2++);

    }

    *s1 = '\0';

    return s1;

} // my_strcpy()

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

{

    char x[300];

    char y[300];

    void *ret, *ptr1, *ptr2;

    char *c_ret;

    CYG_TEST_INIT();

    CYG_TEST_INFO("Starting tests from testcase " __FILE__ " for C library "

                  "memmove() function");

    CYG_TEST_INFO("This testcase provides simple basic tests");

    // Check 1

    ptr1 = x;

    ptr2 = y;

    my_strcpy(x, "Great shot kid! That was one in a million!");

    ret = memmove(ptr2, ptr1, my_strlen(x) + 1);

    CYG_TEST_PASS_FAIL( (my_strcmp(x, ptr2)==0), "Simple copy" );

    // Check return value

    CYG_TEST_PASS_FAIL( (my_strcmp(ret, ptr2)==0), "Simple copy return value");

    // Check 2

    ptr1 = x;

    ptr2 = y;

    my_strcpy(x, "");

    my_strcpy(y, "xxxx"); // Bogus val to get overwritten

    ret = memmove(ptr2, ptr1, 1);

    c_ret = ret;

    if ((*c_ret == '\0') && (y[0] == '\0') && (y[1] == 'x'))

        CYG_TEST_PASS("Simple copy with boundary check worked");

    else

        CYG_TEST_FAIL("Simple copy with boundary check failed");

    // Check 3

    ptr1 = x;

    ptr2 = y;

    my_strcpy(x, "xxxx");

    my_strcpy(y, "yyyy");

    ret = memmove(ptr1, ptr2, 0);

    c_ret = ret;

    if ((*c_ret =='x') && (x[0] == 'x'))

        CYG_TEST_PASS("Simple copy with size=0 worked");

    else

        CYG_TEST_FAIL("Simple copy with size=0 failed");

    // Check 4

    ptr1 = &x[0];

    ptr2 = &x[1];

    my_strcpy(x, "abcd");

    ret = memmove(ptr1, ptr2, 4);

    c_ret = ret;

    if ( (c_ret==x) && (my_strcmp(x, "bcd")==0) )

        CYG_TEST_PASS("Overlapping copy #1 worked");

    else

        CYG_TEST_FAIL("Overlapping copy #1 worked");

    // Check 5

    ptr1 = &x[0];

    ptr2 = &x[4];

    my_strcpy(x, "abcdefghijk");

    ret = memmove(ptr1, ptr2, 6);

    c_ret = ret;

    if ( (c_ret==x) && (my_strcmp(x, "efghijghijk")==0) )

        CYG_TEST_PASS("Overlapping copy #2 worked");

    else

        CYG_TEST_FAIL("Overlapping copy #2 worked");

//    CYG_TEST_NA("Testing is not applicable to this configuration");

    CYG_TEST_FINISH("Finished tests from testcase " __FILE__ " for C library "

                    "memmove() function");

} // main()

// EOF memmove1.c