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Annotation of 43BSD/lib/libc/net/getprotoname.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[] = "@(#)getprotoname.c     5.3 (Berkeley) 5/19/86";
                      9: #endif LIBC_SCCS and not lint
                     10: 
                     11: #include <netdb.h>
                     12: 
                     13: extern int _proto_stayopen;
                     14: 
                     15: struct protoent *
                     16: getprotobyname(name)
                     17:        register char *name;
                     18: {
                     19:        register struct protoent *p;
                     20:        register char **cp;
                     21: 
                     22:        setprotoent(_proto_stayopen);
                     23:        while (p = getprotoent()) {
                     24:                if (strcmp(p->p_name, name) == 0)
                     25:                        break;
                     26:                for (cp = p->p_aliases; *cp != 0; cp++)
                     27:                        if (strcmp(*cp, name) == 0)
                     28:                                goto found;
                     29:        }
                     30: found:
                     31:        if (!_proto_stayopen)
                     32:                endprotoent();
                     33:        return (p);
                     34: }

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