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Annotation of 43BSD/lib/libc/inet/inet_ntoa.c, revision 1.1.1.1

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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