X-Git-Url: https://git.proxmox.com/?a=blobdiff_plain;f=lib%2Fprefix.c;h=2b7727fd0a3353479269903acb917f8adbfaa255;hb=9df7724949a40900e08e1076259bd5dc08a07261;hp=cb6e53b30539f1cd7d6cdb8041f8fe0dcdfa561e;hpb=792465c09ff7318741cd65a2e3c0aca825eededb;p=mirror_frr.git

diff --git a/lib/prefix.c b/lib/prefix.c
index cb6e53b30..2b7727fd0 100644
--- a/lib/prefix.c
+++ b/lib/prefix.c
@@ -56,6 +56,25 @@ int is_zero_mac(const struct ethaddr *mac)
 	return 1;
 }
 
+bool is_bcast_mac(const struct ethaddr *mac)
+{
+	int i = 0;
+
+	for (i = 0; i < ETH_ALEN; i++)
+		if (mac->octet[i] != 0xFF)
+			return false;
+
+	return true;
+}
+
+bool is_mcast_mac(const struct ethaddr *mac)
+{
+	if ((mac->octet[0] & 0x01) == 0x01)
+		return true;
+
+	return false;
+}
+
 unsigned int prefix_bit(const uint8_t *prefix, const uint16_t prefixlen)
 {
 	unsigned int offset = prefixlen / 8;
@@ -659,7 +678,7 @@ void apply_mask_ipv4(struct prefix_ipv4 *p)
 /* If prefix is 0.0.0.0/0 then return 1 else return 0. */
 int prefix_ipv4_any(const struct prefix_ipv4 *p)
 {
-	return (p->prefix.s_addr == 0 && p->prefixlen == 0);
+	return (p->prefix.s_addr == INADDR_ANY && p->prefixlen == 0);
 }
 
 /* Allocate a new ip version 6 route */
@@ -839,13 +858,10 @@ int prefix_blen(const struct prefix *p)
 	switch (p->family) {
 	case AF_INET:
 		return IPV4_MAX_BYTELEN;
-		break;
 	case AF_INET6:
 		return IPV6_MAX_BYTELEN;
-		break;
 	case AF_ETHERNET:
 		return ETH_ALEN;
-		break;
 	}
 	return 0;
 }
@@ -1144,7 +1160,7 @@ int netmask_str2prefix_str(const char *net_str, const char *mask_str,
 	} else {
 		destination = ntohl(network.s_addr);
 
-		if (network.s_addr == 0)
+		if (network.s_addr == INADDR_ANY)
 			prefixlen = 0;
 		else if (IN_CLASSC(destination))
 			prefixlen = 24;