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Annotation of 43BSD/lib/libc/inet/inet_ntoa.c, revision 1.1

1.1     ! root        1: /*
        !             2:  * Copyright (c) 1983 Regents of the University of California.
        !             3:  * All rights reserved.  The Berkeley software License Agreement
        !             4:  * specifies the terms and conditions for redistribution.
        !             5:  */
        !             6: 
        !             7: #if defined(LIBC_SCCS) && !defined(lint)
        !             8: static char sccsid[] = "@(#)inet_ntoa.c        5.2 (Berkeley) 3/9/86";
        !             9: #endif LIBC_SCCS and not lint
        !            10: 
        !            11: /*
        !            12:  * Convert network-format internet address
        !            13:  * to base 256 d.d.d.d representation.
        !            14:  */
        !            15: #include <sys/types.h>
        !            16: #include <netinet/in.h>
        !            17: 
        !            18: char *
        !            19: inet_ntoa(in)
        !            20:        struct in_addr in;
        !            21: {
        !            22:        static char b[18];
        !            23:        register char *p;
        !            24: 
        !            25:        p = (char *)&in;
        !            26: #define        UC(b)   (((int)b)&0xff)
        !            27:        sprintf(b, "%d.%d.%d.%d", UC(p[0]), UC(p[1]), UC(p[2]), UC(p[3]));
        !            28:        return (b);
        !            29: }

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