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[/] [openrisc/] [trunk/] [rtos/] [ecos-2.0/] [packages/] [language/] [c/] [libc/] [string/] [v2_0/] [tests/] [memcpy1.c] - Blame information for rev 214

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//=================================================================
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//
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//        memcpy1.c
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//
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//        Testcase for C library memcpy()
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//
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//=================================================================
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//####ECOSGPLCOPYRIGHTBEGIN####
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// -------------------------------------------
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// This file is part of eCos, the Embedded Configurable Operating System.
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// Copyright (C) 1998, 1999, 2000, 2001, 2002 Red Hat, Inc.
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//
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// eCos is free software; you can redistribute it and/or modify it under
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// the terms of the GNU General Public License as published by the Free
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// Software Foundation; either version 2 or (at your option) any later version.
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//
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// eCos is distributed in the hope that it will be useful, but WITHOUT ANY
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// WARRANTY; without even the implied warranty of MERCHANTABILITY or
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// FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
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// for more details.
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//
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// You should have received a copy of the GNU General Public License along
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// with eCos; if not, write to the Free Software Foundation, Inc.,
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// 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
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//
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// As a special exception, if other files instantiate templates or use macros
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// or inline functions from this file, or you compile this file and link it
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// with other works to produce a work based on this file, this file does not
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// by itself cause the resulting work to be covered by the GNU General Public
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// License. However the source code for this file must still be made available
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// in accordance with section (3) of the GNU General Public License.
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//
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// This exception does not invalidate any other reasons why a work based on
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// this file might be covered by the GNU General Public License.
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//
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// Alternative licenses for eCos may be arranged by contacting Red Hat, Inc.
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// at http://sources.redhat.com/ecos/ecos-license/
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// -------------------------------------------
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//####ECOSGPLCOPYRIGHTEND####
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//=================================================================
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//#####DESCRIPTIONBEGIN####
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//
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// Author(s):     ctarpy, jlarmour
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// Contributors:  
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// Date:          2000-04-30
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// Description:   Contains testcode for C library memcpy() function
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//
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//
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//####DESCRIPTIONEND####
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// INCLUDES
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#include <string.h>
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#include <cyg/infra/testcase.h>
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// FUNCTIONS
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// Functions to avoid having to use libc strings
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static int my_strlen(const char *s)
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{
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    const char *ptr;
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    ptr = s;
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    for ( ptr=s ; *ptr != '\0' ; ptr++ )
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        ;
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    return (int)(ptr-s);
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} // my_strlen()
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static int my_strcmp(const char *s1, const char *s2)
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{
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    for ( ; *s1 == *s2 ; s1++,s2++ )
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    {
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        if ( *s1 == '\0' )
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            break;
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    } // for
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    return (*s1 - *s2);
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} // my_strcmp()
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static char *my_strcpy(char *s1, const char *s2)
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{
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    while (*s2 != '\0') {
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        *(s1++) = *(s2++);
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    }
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    *s1 = '\0';
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    return s1;
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} // my_strcpy()
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int main( int argc, char *argv[] )
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{
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    char x[300];
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    char y[300];
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    void *ret, *ptr1, *ptr2;
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    char *c_ret;
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    CYG_TEST_INIT();
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    CYG_TEST_INFO("Starting tests from testcase " __FILE__ " for C library "
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                  "memcpy() function");
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    CYG_TEST_INFO("This testcase provides simple basic tests");
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    // Check 1
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    ptr1 = x;
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    ptr2 = y;
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    my_strcpy(x, "Great shot kid! That was one in a million!");
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    ret = memcpy(ptr2, ptr1, my_strlen(x) + 1);
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    CYG_TEST_PASS_FAIL( (my_strcmp(x, ptr2)==0), "Simple copy" );
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    // Check return value
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    CYG_TEST_PASS_FAIL( (my_strcmp(ret, ptr2)==0), "Simple copy return value");
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    // Check 2
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    ptr1 = x;
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    ptr2 = y;
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    my_strcpy(x, "");
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    my_strcpy(y, "xxxx"); // Bogus val to get overwritten
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    ret = memcpy(ptr2, ptr1, 1);
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    c_ret = ret;
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    if ((*c_ret == '\0') && (y[0] == '\0') && (y[1] == 'x'))
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        CYG_TEST_PASS("Simple copy with boundary check worked");
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    else
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        CYG_TEST_FAIL("Simple copy with boundary check failed");
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    // Check 3
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    ptr1 = x;
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    ptr2 = y;
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    my_strcpy(x, "xxxx");
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    my_strcpy(y, "yyyy");
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    ret = memcpy(ptr1, ptr2, 0);
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    c_ret = ret;
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    if ((*c_ret =='x') && (x[0] == 'x'))
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        CYG_TEST_PASS("Simple copy with size=0 worked");
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    else
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        CYG_TEST_FAIL("Simple copy with size=0 failed");
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//    CYG_TEST_NA("Testing is not applicable to this configuration");
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    CYG_TEST_FINISH("Finished tests from testcase " __FILE__ " for C library "
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                    "memcpy() function");
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} // main()
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// EOF memcpy1.c

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