libdde_linux26 is adapted to be used by libmachdev.

1 files changed, 85 insertions, 0 deletions

diff --git a/libdde_linux26/lib/src/arch/l4/mach_glue.c b/libdde_linux26/lib/src/arch/l4/mach_glue.c
new file mode 100644
index 00000000..9130c550
--- /dev/null
+++ b/libdde_linux26/lib/src/arch/l4/mach_glue.c
@@ -0,0 +1,85 @@
+#include <linux/netdevice.h>
+#include <linux/if.h>
+
+#define D_INVALID_SIZE 2507
+#define D_NO_MEMORY 2508
+
+/* 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 *net;
+
+	read_lock(&dev_base_lock);
+	for_each_net(net) {
+		for_each_netdev(net, dev) {
+			if (!strcmp (name, dev->name)
+			    && dev->base_addr && dev->base_addr != 0xffe0)
+				goto end;
+		}
+	}
+end:
+	read_unlock(&dev_base_lock);
+	return dev;
+}
+
+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 D_INVALID_SIZE;
+
+  /* Allocate a sk_buff.  */
+  skb = dev_alloc_skb (len);
+  if (!skb)
+    return D_NO_MEMORY;
+
+  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;
+  skb->end = skb->tail;
+
+  memcpy (skb->data, pkg_data, len);
+
+  skb->dev = dev;
+
+  return dev->netdev_ops->ndo_start_xmit(skb, dev);
+}
+
+char *netdev_addr(struct net_device *dev)
+{
+  return dev->dev_addr;
+}
+
+int netdev_flags(struct net_device *dev)
+{
+  return dev->flags;
+}
+
+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);
+}