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--- lib/uuid/gen_uuid.c.orig 2018-03-25 02:42:47 UTC
+++ lib/uuid/gen_uuid.c
@@ -94,6 +94,7 @@
#ifdef HAVE_SYS_RESOURCE_H
#include <sys/resource.h>
#endif
+#include <ifaddrs.h>
#include "uuidP.h"
#include "uuidd.h"
@@ -300,6 +301,28 @@ static int get_node_id(unsigned char *no
}
}
close(sd);
+#else
+ struct ifaddrs *ifaddrsp, *ifaddrp;
+ unsigned char *a;
+
+ if (getifaddrs(&ifaddrsp) < 0)
+ return -1;
+ for (ifaddrp = ifaddrsp; ifaddrp != NULL; ifaddrp = ifaddrp->ifa_next)
+ {
+ if (ifaddrp->ifa_addr == NULL)
+ continue;
+ if (ifaddrp->ifa_addr->sa_family != AF_LINK)
+ continue;
+ a = LLADDR((struct sockaddr_dl *)ifaddrp->ifa_addr);
+ if (!a[0] && !a[1] && !a[2] && !a[3] && !a[4] && !a[5])
+ continue;
+ if (node_id) {
+ memcpy(node_id, a, 6);
+ freeifaddrs(ifaddrsp);
+ return 1;
+ }
+ }
+ freeifaddrs(ifaddrsp);
#endif
return 0;
}
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