From eaa935658b7ec77bfd8b99b557ad196425b620f4 Mon Sep 17 00:00:00 2001
From: Jonas Gorski <jogo@openwrt.org>
Date: Wed, 27 Jul 2011 18:00:18 +0000
Subject: swconfig: Add generic switch identifiers

Also make switches available under a generic name "switch<num>" for device
name agnostic access. The old device name is used as an alias for backward
compatibility.

SVN-Revision: 27800
---
 package/swconfig/src/cli.c   | 2 +-
 package/swconfig/src/swlib.c | 8 ++++++--
 package/swconfig/src/swlib.h | 3 ++-
 3 files changed, 9 insertions(+), 4 deletions(-)

(limited to 'package/swconfig/src')

diff --git a/package/swconfig/src/cli.c b/package/swconfig/src/cli.c
index eea88d8..eff34fb 100644
--- a/package/swconfig/src/cli.c
+++ b/package/swconfig/src/cli.c
@@ -74,7 +74,7 @@ print_attrs(const struct switch_attr *attr)
 static void
 list_attributes(struct switch_dev *dev)
 {
-	printf("Switch %d: %s(%s), ports: %d (cpu @ %d), vlans: %d\n", dev->id, dev->dev_name, dev->name, dev->ports, dev->cpu_port, dev->vlans);
+	printf("%s: %s(%s), ports: %d (cpu @ %d), vlans: %d\n", dev->dev_name, dev->alias, dev->name, dev->ports, dev->cpu_port, dev->vlans);
 	printf("     --switch\n");
 	print_attrs(dev->ops);
 	printf("     --vlan\n");
diff --git a/package/swconfig/src/swlib.c b/package/swconfig/src/swlib.c
index 20e727e..531a23a 100644
--- a/package/swconfig/src/swlib.c
+++ b/package/swconfig/src/swlib.c
@@ -580,6 +580,7 @@ add_switch(struct nl_msg *msg, void *arg)
 	struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
 	struct switch_dev *dev;
 	const char *name;
+	const char *alias;
 
 	if (nla_parse(tb, SWITCH_ATTR_MAX, genlmsg_attrdata(gnlh, 0), genlmsg_attrlen(gnlh, 0), NULL) < 0)
 		goto done;
@@ -588,14 +589,17 @@ add_switch(struct nl_msg *msg, void *arg)
 		goto done;
 
 	name = nla_get_string(tb[SWITCH_ATTR_DEV_NAME]);
-	if (sa->name && (strcmp(name, sa->name) != 0))
+	alias = nla_get_string(tb[SWITCH_ATTR_ALIAS]);
+
+	if (sa->name && (strcmp(name, sa->name) != 0) && (strcmp(alias, sa->name) != 0))
 		goto done;
 
 	dev = swlib_alloc(sizeof(struct switch_dev));
 	if (!dev)
 		goto done;
 
-	dev->dev_name = strdup(name);
+	strncpy(dev->dev_name, name, IFNAMSIZ - 1);
+	dev->alias = strdup(alias);
 	if (tb[SWITCH_ATTR_ID])
 		dev->id = nla_get_u32(tb[SWITCH_ATTR_ID]);
 	if (tb[SWITCH_ATTR_NAME])
diff --git a/package/swconfig/src/swlib.h b/package/swconfig/src/swlib.h
index 2c2fccd..ff73969 100644
--- a/package/swconfig/src/swlib.h
+++ b/package/swconfig/src/swlib.h
@@ -114,8 +114,9 @@ struct uci_package;
 
 struct switch_dev {
 	int id;
+	char dev_name[IFNAMSIZ];
 	const char *name;
-	const char *dev_name;
+	const char *alias;
 	int ports;
 	int vlans;
 	int cpu_port;
-- 
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