V4L/DVB (8261): sms1xxx: remove smsnet.o
authorSteven Toth <stoth@hauppauge.com>
Mon, 19 May 2008 22:01:25 +0000 (19:01 -0300)
committerMauro Carvalho Chehab <mchehab@infradead.org>
Sun, 20 Jul 2008 10:19:48 +0000 (07:19 -0300)
Signed-off-by: Steven Toth <stoth@hauppauge.com>
Signed-off-by: Michael Krufky <mkrufky@linuxtv.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
drivers/media/mdtv/Makefile
drivers/media/mdtv/smsnet.c [deleted file]

index 9798657c7a52815c18c91bc07f361a65e380fcd2..c3cf917d726a5b0df2b4dc48287bc7599d4e7e6c 100644 (file)
@@ -4,6 +4,6 @@
 
 smscore-objs := smschar.o smscoreapi.o
 
-obj-$(CONFIG_MDTV_SIANO_STELLAR_COMMON) += smscore.o smsnet.o
+obj-$(CONFIG_MDTV_SIANO_STELLAR_COMMON) += smscore.o
 obj-$(CONFIG_MDTV_SIANO_STELLAR_USB) += smsusb.o
 obj-$(CONFIG_MDTV_SIANO_STELLAR_USB) += smsdvb.o
diff --git a/drivers/media/mdtv/smsnet.c b/drivers/media/mdtv/smsnet.c
deleted file mode 100644 (file)
index 5b70d12..0000000
+++ /dev/null
@@ -1,447 +0,0 @@
-#include <linux/module.h>
-#include <linux/init.h>
-#include <linux/netdevice.h>    /* struct device, and other headers */
-#include <linux/etherdevice.h>  /* eth_type_trans */
-#include <linux/ip.h>           /* struct iphdr */
-#include <linux/ipv6.h>         /* struct ipv6hdr */
-#include <linux/in.h>
-
-#include "smskdefs.h" // page, scatterlist, kmutex
-#include "smscoreapi.h"
-#include "smstypes.h"
-
-#define IPV4VERSION                    0x40
-#define IPV6VERSION                    0x60
-#define GETIPVERSION(_x_)      ((_x_) & 0xf0)
-
-typedef struct _smsnet_client
-{
-       struct list_head entry;
-
-       smscore_device_t *coredev;
-       smscore_client_t *smsclient;
-
-       int                             packet_length, splitpacket_length;
-       int                             header_length, splitheader_length;
-       u8                              splitpacket[ETH_DATA_LEN];
-} smsnet_client_t;
-
-struct list_head g_smsnet_clients;
-kmutex_t g_smsnet_clientslock;
-
-struct net_device *g_smsnet_device = NULL;
-struct net_device_stats g_smsnet_stats;
-
-int    g_smsnet_inuse = 0;
-
-void smsnet_send_packet(u8* buffer, int length)
-{
-       u8 *eth;
-       struct sk_buff *skb = dev_alloc_skb(length + ETH_HLEN + NET_IP_ALIGN);
-
-       if (!skb)
-       {
-               g_smsnet_stats.rx_dropped++;
-               return;
-       }
-
-       skb_reserve(skb, NET_IP_ALIGN);
-
-       eth = (u8 *) skb_put(skb, length + ETH_HLEN);
-       memcpy(eth + ETH_HLEN, buffer, length);
-
-       eth[6] = 0;
-       eth[7] = 1;
-       eth[8] = 1;
-       eth[9] = 3;
-       eth[10] = 4;
-       eth[11] = 5;
-
-       if (GETIPVERSION(*buffer) == IPV4VERSION)
-       {
-               eth[0] = 1;
-               eth[1] = 0;
-               eth[2] = 0x5e;
-               eth[3] = buffer[17] & 0x7f;
-               eth[4] = buffer[18];
-               eth[5] = buffer[19];
-
-               eth[12] = 0x08;
-               eth[13] = 0x00;
-       }
-       else
-       {
-               // todo: ip6 mcast address
-
-               eth[12] = 0x86;
-               eth[13] = 0xdd;
-       }
-
-       skb->dev = g_smsnet_device;
-       skb->protocol = eth_type_trans(skb, g_smsnet_device);
-       skb->ip_summed = CHECKSUM_UNNECESSARY;
-
-       g_smsnet_stats.rx_packets ++;
-       g_smsnet_stats.rx_bytes += skb->len;
-
-       netif_rx(skb);
-}
-
-int check_header(smsnet_client_t* client, u8* buffer)
-{
-       struct iphdr *ip4_hdr;
-       struct ipv6hdr *ip6_hdr;
-       struct udphdr *udp_hdr;
-       u16 csum;
-
-       // check if packet header is valid and it is a UDP
-       if (GETIPVERSION(*buffer) == IPV4VERSION)
-       {
-               ip4_hdr = (struct iphdr*) buffer;
-               csum = ip4_hdr->check;
-
-               ip4_hdr->check = 0;
-
-               // check header checksum for IPv4 packets
-               if(ip4_hdr->protocol != IPPROTO_UDP || csum != ip_fast_csum(buffer, ip4_hdr->ihl))
-               {
-                       ip4_hdr->check = csum;
-                       return 0;
-               }
-
-               ip4_hdr->check = csum;
-               client->packet_length = ntohs(ip4_hdr->tot_len);
-       }
-       else
-       {
-               ip6_hdr = (struct ipv6hdr *) buffer;
-               udp_hdr = (struct udphdr *)(ip6_hdr + 1);
-
-               if ((ip6_hdr->nexthdr != IPPROTO_UDP) ||
-                       (ip6_hdr->payload_len != udp_hdr->len))
-               {
-                       return 0;
-               }
-
-               client->packet_length = ntohs(ip6_hdr->payload_len) + sizeof(struct ipv6hdr);
-       }
-
-       // check for abnormal packet length
-       if (client->packet_length > ETH_DATA_LEN)
-               return 0;
-
-       return 1;
-}
-
-int smsnet_onresponse(void *context, smscore_buffer_t *cb)
-{
-       smsnet_client_t *client = (smsnet_client_t *) context;
-       int                             length, rest;
-       u8                              ip_ver, *buffer;
-
-       buffer = ((u8*) cb->p) + cb->offset + sizeof(SmsMsgHdr_ST);
-       length = cb->size - sizeof(SmsMsgHdr_ST);
-
-       if (client->splitheader_length)
-       {
-               // how much data is missing ?
-               rest = client->header_length - client->splitheader_length;
-
-               // do we have enough in this buffer ?
-               rest = min(rest, length);
-
-               memcpy(&client->splitpacket[client->splitheader_length], buffer, rest);
-
-               client->splitheader_length += rest;
-
-               if (client->splitheader_length != client->header_length)
-                       goto exit;
-
-               if (check_header(client, client->splitpacket))
-               {
-                       buffer += rest;
-                       length -= rest;
-
-                       client->splitpacket_length = client->header_length;
-               }
-
-               client->splitheader_length = 0;
-       }
-
-       if (client->splitpacket_length)
-       {
-               // how much data is missing ?
-               rest = client->packet_length - client->splitpacket_length;
-
-               // do we have enough in this buffer ?
-               rest = min(rest, length);
-
-               memcpy(&client->splitpacket[client->splitpacket_length], buffer, rest);
-
-               client->splitpacket_length += rest;
-
-               if (client->splitpacket_length != client->packet_length)
-                       goto exit;
-
-               client->splitpacket_length = 0;
-
-               smsnet_send_packet(client->splitpacket, client->packet_length);
-
-               buffer += rest;
-               length -= rest;
-       }
-
-       while (length > 0)
-       {
-               ip_ver = GETIPVERSION(*buffer);
-               while (length && (ip_ver != IPV4VERSION) && (ip_ver != IPV6VERSION))
-               {
-                       buffer++;
-                       length--;
-                       ip_ver = GETIPVERSION(*buffer);
-               }
-
-               // No more data in section
-               if (!length)
-                       break;
-
-               // Set the header length at start of packet according to the version
-               // no problem with the IP header cast, since we have at least 1 byte (we use only the first byte)
-               client->header_length = (ip_ver == IPV4VERSION) ? (((struct iphdr *) buffer)->ihl * 4) : (sizeof(struct ipv6hdr) + sizeof(struct udphdr));
-
-               // Check that Header length is at least 20 (min IPv4 length)
-               if (client->header_length < 20)
-               {
-                       length--;
-                       buffer++;
-                       continue;
-               }
-
-               // check split header case
-               if (client->header_length > length)
-               {
-                       memcpy(client->splitpacket, buffer, length);
-                       client->splitheader_length = length;
-                       break;
-               }
-
-               if (check_header(client, buffer))
-               {
-                       // check split packet case
-                       if (client->packet_length > length)
-                       {
-                               memcpy(client->splitpacket, buffer, length);
-                               client->splitpacket_length = length;
-                               break;
-                       }
-               }
-               else
-               {
-                       length --;
-                       buffer ++;
-                       continue;
-               }
-
-               smsnet_send_packet(buffer, client->packet_length);
-
-               buffer += client->packet_length;
-               length -= client->packet_length;
-       }
-
-exit:
-       smscore_putbuffer(client->coredev, cb);
-
-       return 0;
-}
-
-void smsnet_unregister_client(smsnet_client_t* client)
-{
-       // must be called under clientslock
-
-       list_del(&client->entry);
-
-       smscore_unregister_client(client->smsclient);
-       kfree(client);
-}
-
-void smsnet_onremove(void *context)
-{
-       kmutex_lock(&g_smsnet_clientslock);
-
-       smsnet_unregister_client((smsnet_client_t*) context);
-
-       kmutex_unlock(&g_smsnet_clientslock);
-}
-
-int smsnet_hotplug(smscore_device_t *coredev, struct device* device, int arrival)
-{
-       smsclient_params_t params;
-       smsnet_client_t* client;
-       int rc;
-
-       // device removal handled by onremove callback
-       if (!arrival)
-               return 0;
-
-       client = kzalloc(sizeof(smsnet_client_t), GFP_KERNEL);
-       if (!client)
-       {
-               printk(KERN_INFO "%s kmalloc() failed\n", __FUNCTION__);
-               return -ENOMEM;
-       }
-
-       params.initial_id = 0;
-       params.data_type = MSG_SMS_DATA_MSG;
-       params.onresponse_handler = smsnet_onresponse;
-       params.onremove_handler = smsnet_onremove;
-       params.context = client;
-
-       rc = smscore_register_client(coredev, &params, &client->smsclient);
-       if (rc < 0)
-       {
-               printk(KERN_INFO "%s smscore_register_client() failed %d\n", __FUNCTION__, rc);
-               kfree(client);
-               return rc;
-       }
-
-       client->coredev = coredev;
-
-       kmutex_lock(&g_smsnet_clientslock);
-
-       list_add(&client->entry, &g_smsnet_clients);
-
-       kmutex_unlock(&g_smsnet_clientslock);
-
-       printk(KERN_INFO "%s success\n", __FUNCTION__);
-
-       return 0;
-}
-
-static int smsnet_open(struct net_device *dev)
-{
-       g_smsnet_inuse ++;
-
-       netif_start_queue(dev);
-
-       printk(KERN_INFO "%s, %d\n", __FUNCTION__, g_smsnet_inuse);
-
-       return 0;
-}
-
-static int smsnet_stop(struct net_device *dev)
-{
-       netif_stop_queue(dev);
-
-       g_smsnet_inuse --;
-
-       printk(KERN_INFO "%s, %d\n", __FUNCTION__, g_smsnet_inuse);
-
-       return 0;
-}
-
-static int smsnet_hard_start_xmit(struct sk_buff *skb, struct net_device *dev)
-{
-       printk(KERN_INFO "%s\n", __FUNCTION__);
-
-       dev_kfree_skb(skb);
-       return 0;
-}
-
-static struct net_device_stats * smsnet_get_stats(struct net_device *dev)
-{
-       return &g_smsnet_stats;
-}
-
-static void smsnet_set_multicast_list(struct net_device *dev)
-{
-       printk(KERN_INFO "%s %d\n", __FUNCTION__, dev->mc_count);
-       if (dev->mc_count)
-       {
-               struct dev_mc_list      *p;
-
-               for (p = dev->mc_list; p; p = p->next)
-                       printk(KERN_INFO "%s %d %02x %02x %02x %02x %02x %02x %02x %02x\n", __FUNCTION__, p->dmi_addrlen,
-                               p->dmi_addr[0], p->dmi_addr[1], p->dmi_addr[2], p->dmi_addr[3],
-                               p->dmi_addr[4], p->dmi_addr[5], p->dmi_addr[6], p->dmi_addr[7]
-                       );
-       }
-}
-
-static void smsnet_setup_device(struct net_device *dev)
-{
-       ether_setup(dev);
-
-       dev->open                               = smsnet_open;
-       dev->stop                               = smsnet_stop;
-       dev->hard_start_xmit    = smsnet_hard_start_xmit;
-       dev->get_stats                  = smsnet_get_stats;
-       dev->set_multicast_list = smsnet_set_multicast_list;
-
-       dev->mc_count = 0;
-       dev->hard_header_cache  = NULL;
-
-       memcpy(dev->dev_addr, "\0SIANO", ETH_ALEN);
-
-       dev->flags |= IFF_NOARP;
-    dev->features |= NETIF_F_NO_CSUM;
-}
-
-int smsnet_module_init(void)
-{
-       int rc;
-
-       INIT_LIST_HEAD(&g_smsnet_clients);
-       kmutex_init(&g_smsnet_clientslock);
-
-       memset(&g_smsnet_stats, 0, sizeof(g_smsnet_stats));
-
-       g_smsnet_device = alloc_netdev(0, "sms", smsnet_setup_device);
-       if (!g_smsnet_device)
-       {
-               printk(KERN_INFO "%s alloc_netdev() failed\n", __FUNCTION__);
-               return -ENOMEM;
-       }
-
-       rc = register_netdev(g_smsnet_device);
-       if (rc < 0)
-       {
-               printk(KERN_INFO "%s register_netdev() failed %d\n", __FUNCTION__, rc);
-               free_netdev(g_smsnet_device);
-               return rc;
-       }
-
-       rc = smscore_register_hotplug(smsnet_hotplug);
-
-       printk(KERN_INFO "%s, rc %d\n", __FUNCTION__, rc);
-
-       return rc;
-}
-
-void smsnet_module_exit(void)
-{
-       if (g_smsnet_device)
-       {
-               unregister_netdev(g_smsnet_device);
-               free_netdev(g_smsnet_device);
-
-               g_smsnet_device = NULL;
-       }
-
-       smscore_unregister_hotplug(smsnet_hotplug);
-
-       kmutex_lock(&g_smsnet_clientslock);
-
-       while (!list_empty(&g_smsnet_clients))
-               smsnet_unregister_client((smsnet_client_t*) g_smsnet_clients.next);
-
-       kmutex_unlock(&g_smsnet_clientslock);
-
-       printk(KERN_INFO "%s\n", __FUNCTION__);
-}
-
-module_init(smsnet_module_init);
-module_exit(smsnet_module_exit);
-
-MODULE_DESCRIPTION("smsnet dvb-h ip sink module");
-MODULE_AUTHOR("Anatoly Greenblatt,,, (anatolyg@siano-ms.com)");
-MODULE_LICENSE("GPL");