Merge branch 'dde' into upstream-merged

1 files changed, 112 insertions, 0 deletions

diff --git a/libdde_linux26/lib/src/mach_glue/net.c b/libdde_linux26/lib/src/mach_glue/net.c
new file mode 100644
index 00000000..3ab9e44f
--- /dev/null
+++ b/libdde_linux26/lib/src/mach_glue/net.c
@@ -0,0 +1,112 @@
+#include <linux/netdevice.h>
+#include <linux/if.h>
+
+/* List of sk_buffs waiting to be freed.  */
+static struct sk_buff_head skb_done_list;
+
+struct net_device *search_netdev (char *name)
+{
+	struct net_device *dev;
+	struct net_device *found = NULL;
+	struct net *net;
+
+	printk("search device %s\n", name);
+	read_lock(&dev_base_lock);
+	for_each_net(net) {
+		for_each_netdev(net, dev) {
+			printk("there is device %s, base addr: %x\n",
+			       dev->name, dev->base_addr);
+			if (!strcmp (name, dev->name))
+			{
+				found = dev;
+				goto end;
+			}
+		}
+	}
+end:
+	read_unlock(&dev_base_lock);
+	return found;
+}
+
+int linux_pkg_xmit (char *pkg_data, int len, void *del_data,
+		    int (*del_func) (struct sk_buff *, void *),
+		    struct net_device *dev)
+{
+  struct sk_buff *skb;
+
+  if (len == 0 || len > dev->mtu + dev->hard_header_len)
+    return EINVAL;
+
+  /* Allocate a sk_buff.  */
+  skb = dev_alloc_skb (len);
+  if (!skb)
+    return ENOMEM;
+
+  skb->del_data = del_data;
+  skb->pre_del_func = del_func;
+
+  /* Copy user data.  This is only required if it spans multiple pages.  */
+  skb->len = len;
+  skb->tail = skb->data + len;
+
+  memcpy (skb->data, pkg_data, len);
+
+  skb->dev = dev;
+
+  return dev_queue_xmit(skb);
+}
+
+char *netdev_addr(struct net_device *dev)
+{
+  return dev->dev_addr;
+}
+
+int netdev_flags(struct net_device *dev)
+{
+  return dev->flags;
+}
+
+char *netdev_name (struct net_device *dev)
+{
+  return dev->name;
+}
+
+unsigned int netdev_mtu (struct net_device *dev)
+{
+  return dev->mtu;
+}
+
+unsigned short netdev_header_len (struct net_device *dev)
+{
+  return dev->hard_header_len;
+}
+
+unsigned short netdev_type (struct net_device *dev)
+{
+  return dev->type;
+}
+
+unsigned char netdev_addr_len (struct net_device *dev)
+{
+  return dev->addr_len;
+}
+
+void *skb_reply(struct sk_buff *skb)
+{
+  return skb->del_data;
+}
+
+void skb_done_head_init()
+{
+  skb_queue_head_init (&skb_done_list);
+}
+
+struct sk_buff *skb_done_dequeue()
+{
+  return skb_dequeue (&skb_done_list);
+}
+
+void skb_done_queue(struct sk_buff *skb)
+{
+  skb_queue_tail (&skb_done_list, skb);
+}