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- /*
- * This file is part of the UCB release of Plan 9. It is subject to the license
- * terms in the LICENSE file found in the top-level directory of this
- * distribution and at http://akaros.cs.berkeley.edu/files/Plan9License. No
- * part of the UCB release of Plan 9, including this file, may be copied,
- * modified, propagated, or distributed except according to the terms contained
- * in the LICENSE file.
- */
- #include <u.h>
- #include <libc.h>
- #include <ip.h>
- int
- myetheraddr(uint8_t *to, char *dev)
- {
- int n, fd;
- char buf[256];
- if(*dev == '/')
- sprint(buf, "%s/addr", dev);
- else
- sprint(buf, "/net/%s/addr", dev);
- fd = open(buf, OREAD);
- if(fd < 0)
- return -1;
- n = read(fd, buf, sizeof buf -1 );
- close(fd);
- if(n <= 0)
- return -1;
- buf[n] = 0;
- parseether(to, buf);
- return 0;
- }
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