netdev - [iproute PATCH 2/7] ipaddress: colorize peer, broadcast and anycast addresses as well

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite for Android: free password hash cracker in your pocket

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <1458671719-14361-3-git-send-email-phil@nwl.cc>
Date:	Tue, 22 Mar 2016 19:35:14 +0100
From:	Phil Sutter <phil@....cc>
To:	Stephen Hemminger <shemming@...cade.com>
Cc:	netdev@...r.kernel.org
Subject: [iproute PATCH 2/7] ipaddress: colorize peer, broadcast and anycast addresses as well

Signed-off-by: Phil Sutter <phil@....cc>
---
 ip/ipaddress.c | 31 +++++++++++++++++--------------
 1 file changed, 17 insertions(+), 14 deletions(-)

diff --git a/ip/ipaddress.c b/ip/ipaddress.c
index 7aab8e781eae8..90d7b1096c3aa 100644
--- a/ip/ipaddress.c
+++ b/ip/ipaddress.c
@@ -862,7 +862,8 @@ int print_linkinfo(const struct sockaddr_nl *who,
 				fprintf(fp, " peer ");
 			else
 				fprintf(fp, " brd ");
-			fprintf(fp, "%s", ll_addr_n2a(RTA_DATA(tb[IFLA_BROADCAST]),
+			color_fprintf(fp, COLOR_MAC, "%s",
+					ll_addr_n2a(RTA_DATA(tb[IFLA_BROADCAST]),
 						      RTA_PAYLOAD(tb[IFLA_BROADCAST]),
 						      ifi->ifi_type,
 						      b1, sizeof(b1)));
@@ -1062,32 +1063,34 @@ int print_addrinfo(const struct sockaddr_nl *who, struct nlmsghdr *n,
 		                          RTA_PAYLOAD(rta_tb[IFA_LOCAL]),
 		                          RTA_DATA(rta_tb[IFA_LOCAL]),
 		                          abuf, sizeof(abuf)));
-		if (rta_tb[IFA_ADDRESS] == NULL ||
-		    memcmp(RTA_DATA(rta_tb[IFA_ADDRESS]), RTA_DATA(rta_tb[IFA_LOCAL]),
-			   ifa->ifa_family == AF_INET ? 4 : 16) == 0) {
-			fprintf(fp, "/%d ", ifa->ifa_prefixlen);
-		} else {
-			fprintf(fp, " peer %s/%d ",
-				format_host(ifa->ifa_family,
-					    RTA_PAYLOAD(rta_tb[IFA_ADDRESS]),
-					    RTA_DATA(rta_tb[IFA_ADDRESS]),
-					    abuf, sizeof(abuf)),
-				ifa->ifa_prefixlen);
+		if (rta_tb[IFA_ADDRESS] &&
+		    memcmp(RTA_DATA(rta_tb[IFA_ADDRESS]),
+		           RTA_DATA(rta_tb[IFA_LOCAL]),
+		           ifa->ifa_family == AF_INET ? 4 : 16)) {
+			fprintf(fp, " peer ");
+			color_fprintf(fp, ifa_family_color(ifa->ifa_family),
+			              "%s", format_host(ifa->ifa_family,
+			              RTA_PAYLOAD(rta_tb[IFA_ADDRESS]),
+			              RTA_DATA(rta_tb[IFA_ADDRESS]),
+			              abuf, sizeof(abuf)));
 		}
+		fprintf(fp, "/%d ", ifa->ifa_prefixlen);
 	}
 
 	if (brief)
 		goto brief_exit;
 
 	if (rta_tb[IFA_BROADCAST]) {
-		fprintf(fp, "brd %s ",
+		fprintf(fp, "brd ");
+		color_fprintf(fp, ifa_family_color(ifa->ifa_family), "%s ",
 			format_host(ifa->ifa_family,
 				    RTA_PAYLOAD(rta_tb[IFA_BROADCAST]),
 				    RTA_DATA(rta_tb[IFA_BROADCAST]),
 				    abuf, sizeof(abuf)));
 	}
 	if (rta_tb[IFA_ANYCAST]) {
-		fprintf(fp, "any %s ",
+		fprintf(fp, "any ");
+		color_fprintf(fp, ifa_family_color(ifa->ifa_family), "%s ",
 			format_host(ifa->ifa_family,
 				    RTA_PAYLOAD(rta_tb[IFA_ANYCAST]),
 				    RTA_DATA(rta_tb[IFA_ANYCAST]),
-- 
2.7.2