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Annotation of qemu/roms/SLOF/lib/libc/string/strstr.c, revision 1.1

1.1     ! root        1: /******************************************************************************
        !             2:  * Copyright (c) 2004, 2008 IBM Corporation
        !             3:  * All rights reserved.
        !             4:  * This program and the accompanying materials
        !             5:  * are made available under the terms of the BSD License
        !             6:  * which accompanies this distribution, and is available at
        !             7:  * http://www.opensource.org/licenses/bsd-license.php
        !             8:  *
        !             9:  * Contributors:
        !            10:  *     IBM Corporation - initial implementation
        !            11:  *****************************************************************************/
        !            12: 
        !            13: #include <string.h>
        !            14: 
        !            15: char *
        !            16: strstr(const char *hay, const char *needle)
        !            17: {
        !            18:        char *pos;
        !            19:        int hlen, nlen;
        !            20: 
        !            21:        if (hay == NULL || needle == NULL)
        !            22:                return NULL;
        !            23:        
        !            24:        hlen = strlen(hay);
        !            25:        nlen = strlen(needle);
        !            26:        if (nlen < 1)
        !            27:                return (char *)hay;
        !            28: 
        !            29:        for (pos = (char *)hay; pos < hay + hlen; pos++) {
        !            30:                if (strncmp(pos, needle, nlen) == 0) {
        !            31:                        return pos;
        !            32:                }
        !            33:        }
        !            34: 
        !            35:        return NULL;
        !            36: }
        !            37: 

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