add portmap support to userland
authorJohn Crispin <john@openwrt.org>
Tue, 9 Apr 2013 14:19:13 +0000 (14:19 +0000)
committerJohn Crispin <john@openwrt.org>
Tue, 9 Apr 2013 14:19:13 +0000 (14:19 +0000)
Signed-off-by: John Crispin <blogic@openwrt.org>
SVN-Revision: 36284

package/network/config/swconfig/Makefile
package/network/config/swconfig/src/cli.c
package/network/config/swconfig/src/swlib.c
package/network/config/swconfig/src/swlib.h

index 76817f0..6d1c9db 100644 (file)
@@ -26,7 +26,8 @@ TARGET_CPPFLAGS := \
        -D_GNU_SOURCE \
        -I$(STAGING_DIR)/usr/include/libnl-tiny \
        -I$(PKG_BUILD_DIR) \
-       $(TARGET_CPPFLAGS)
+       $(TARGET_CPPFLAGS) \
+       -I$(LINUX_DIR)/user_headers/include
 
 define Build/Prepare
        mkdir -p $(PKG_BUILD_DIR)
index 5f9e532..2eb73be 100644 (file)
@@ -41,6 +41,7 @@ enum {
        CMD_LOAD,
        CMD_HELP,
        CMD_SHOW,
+       CMD_PORTMAP,
 };
 
 static void
@@ -214,6 +215,7 @@ int main(int argc, char **argv)
        int cvlan = -1;
        char *ckey = NULL;
        char *cvalue = NULL;
+       char *csegment = NULL;
 
        if((argc == 2) && !strcmp(argv[1], "list")) {
                swlib_list();
@@ -252,6 +254,10 @@ int main(int argc, char **argv)
                                print_usage();
                        cmd = CMD_LOAD;
                        ckey = argv[++i];
+               } else if (!strcmp(arg, "portmap")) {
+                       if (i + 1 < argc)
+                               csegment = argv[++i];
+                       cmd = CMD_PORTMAP;
                } else if (!strcmp(arg, "show")) {
                        cmd = CMD_SHOW;
                } else {
@@ -324,6 +330,9 @@ int main(int argc, char **argv)
        case CMD_HELP:
                list_attributes(dev);
                break;
+       case CMD_PORTMAP:
+               swlib_print_portmap(dev, csegment);
+               break;
        case CMD_SHOW:
                if (cport >= 0 || cvlan >= 0) {
                        if (cport >= 0)
index a867d2e..7de3a60 100644 (file)
@@ -41,11 +41,16 @@ static struct genl_family *family;
 static struct nlattr *tb[SWITCH_ATTR_MAX + 1];
 static int refcount = 0;
 
-static struct nla_policy port_policy[] = {
+static struct nla_policy port_policy[SWITCH_ATTR_MAX] = {
        [SWITCH_PORT_ID] = { .type = NLA_U32 },
        [SWITCH_PORT_FLAG_TAGGED] = { .type = NLA_FLAG },
 };
 
+static struct nla_policy portmap_policy[SWITCH_PORTMAP_MAX] = {
+       [SWITCH_PORTMAP_SEGMENT] = { .type = NLA_STRING },
+       [SWITCH_PORTMAP_VIRT] = { .type = NLA_U32 },
+};
+
 static inline void *
 swlib_alloc(size_t size)
 {
@@ -573,6 +578,41 @@ struct swlib_scan_arg {
        struct switch_dev *ptr;
 };
 
+static int
+add_port_map(struct switch_dev *dev, struct nlattr *nla)
+{
+       struct nlattr *p;
+       int err = 0, idx = 0;
+       int remaining;
+
+       dev->maps = malloc(sizeof(struct switch_portmap) * dev->ports);
+       if (!dev->maps)
+               return -1;
+       memset(dev->maps, 0, sizeof(struct switch_portmap) * dev->ports);
+
+       nla_for_each_nested(p, nla, remaining) {
+               struct nlattr *tb[SWITCH_PORTMAP_MAX+1];
+
+               if (idx >= dev->ports)
+                       continue;
+
+               err = nla_parse_nested(tb, SWITCH_PORTMAP_MAX, p, portmap_policy);
+               if (err < 0)
+                       continue;
+
+
+               if (tb[SWITCH_PORTMAP_SEGMENT] && tb[SWITCH_PORTMAP_VIRT]) {
+                       dev->maps[idx].segment = strdup(nla_get_string(tb[SWITCH_PORTMAP_SEGMENT]));
+                       dev->maps[idx].virt = nla_get_u32(tb[SWITCH_PORTMAP_VIRT]);
+               }
+               idx++;
+       }
+
+out:
+       return err;
+}
+
+
 static int
 add_switch(struct nl_msg *msg, void *arg)
 {
@@ -610,6 +650,8 @@ add_switch(struct nl_msg *msg, void *arg)
                dev->vlans = nla_get_u32(tb[SWITCH_ATTR_VLANS]);
        if (tb[SWITCH_ATTR_CPU_PORT])
                dev->cpu_port = nla_get_u32(tb[SWITCH_ATTR_CPU_PORT]);
+       if (tb[SWITCH_ATTR_PORTMAP])
+               add_port_map(dev, tb[SWITCH_ATTR_PORTMAP]);
 
        if (!sa->head) {
                sa->head = dev;
@@ -655,6 +697,34 @@ swlib_list(void)
        swlib_priv_free();
 }
 
+void
+swlib_print_portmap(struct switch_dev *dev, char *segment)
+{
+       int i;
+
+       if (segment) {
+               if (!strcmp(segment, "cpu")) {
+                       printf("%d ", dev->cpu_port);
+               } else if (!strcmp(segment, "disabled")) {
+                       for (i = 0; i < dev->ports; i++)
+                               if (!dev->maps[i].segment)
+                                       printf("%d ", i);
+               } else for (i = 0; i < dev->ports; i++) {
+                       if (dev->maps[i].segment && !strcmp(dev->maps[i].segment, segment))
+                               printf("%d ", i);
+               }
+       } else {
+               printf("%s - %s\n", dev->dev_name, dev->name);
+               for (i = 0; i < dev->ports; i++)
+                       if (i == dev->cpu_port)
+                               printf("port%d:\tcpu\n", i);
+                       else if (dev->maps[i].segment)
+                               printf("port%d:\t%s.%d\n", i, dev->maps[i].segment, dev->maps[i].virt);
+                       else
+                               printf("port%d:\tdisabled\n", i);
+       }
+}
+
 struct switch_dev *
 swlib_connect(const char *name)
 {
index 02fa456..016f74b 100644 (file)
@@ -109,6 +109,7 @@ enum swlib_port_flags {
 struct switch_dev;
 struct switch_attr;
 struct switch_port;
+struct switch_port_map;
 struct switch_val;
 struct uci_package;
 
@@ -123,6 +124,7 @@ struct switch_dev {
        struct switch_attr *ops;
        struct switch_attr *port_ops;
        struct switch_attr *vlan_ops;
+       struct switch_portmap *maps;
        struct switch_dev *next;
        void *priv;
 };
@@ -154,11 +156,22 @@ struct switch_port {
        unsigned int flags;
 };
 
+struct switch_portmap {
+       unsigned int virt;
+       const char *segment;
+};
+
 /**
  * swlib_list: list all switches
  */
 void swlib_list(void);
 
+/**
+ * swlib_print_portmap: get portmap
+ * @dev: switch device struct
+ */
+void swlib_print_portmap(struct switch_dev *dev, char *segment);
+
 /**
  * swlib_connect: connect to the switch through netlink
  * @name: name of the ethernet interface,