static struct dentry *proc_sys_lookup(struct inode *dir, struct dentry *dentry,
struct nameidata *nd)
{
struct ctl_table_header *head = grab_header(dir);
struct ctl_table *table = PROC_I(dir)->sysctl_entry;
struct ctl_table_header *h = NULL;
struct qstr *name = &dentry->d_name;
struct ctl_table *p;
struct inode *inode;
struct dentry *err = ERR_PTR(-ENOENT);
if (IS_ERR(head))
return ERR_CAST(head);
if (table && !table->child) {
WARN_ON(1);
goto out;
}
table = table ? table->child : head->ctl_table;
p = find_in_table(table, name);
if (!p) {
for (h = sysctl_head_next(NULL); h; h = sysctl_head_next(h)) {
if (h->attached_to != table)
continue;
p = find_in_table(h->attached_by, name);
if (p)
break;
}
}
if (!p)
goto out;
if (gr_handle_sysctl(p, MAY_EXEC))
goto out;
err = ERR_PTR(-ENOMEM);
inode = proc_sys_make_inode(dir->i_sb, h ? h : head, p);
if (h)
sysctl_head_finish(h);
if (!inode)
goto out;
err = NULL;
d_set_d_op(dentry, &proc_sys_dentry_operations);
d_add(dentry, inode);
out:
sysctl_head_finish(head);
return err;
}
static void
instantiate_widget_instance (widget_instance *instance)
{
widget_creation_function function = NULL;
#if defined (USE_LUCID)
if (!function)
function = find_in_table (instance->info->type, xlw_creation_table);
#endif
#if defined(USE_MOTIF)
if (!function)
function = find_in_table (instance->info->type, xm_creation_table);
#endif
#if defined (USE_XAW)
if (!function)
function = find_in_table (instance->info->type, xaw_creation_table);
#endif
if (!function)
{
if (dialog_spec_p (instance->info->type))
{
#if defined (USE_LUCID)
/* not yet */
#endif
#if defined(USE_MOTIF)
if (!function)
function = xm_create_dialog;
#endif
#if defined (USE_XAW)
if (!function)
function = xaw_create_dialog;
#endif
}
}
if (!function)
{
printf ("No creation function for widget type %s\n",
instance->info->type);
abort ();
}
instance->widget = (*function) (instance);
if (!instance->widget)
abort ();
/* XtRealizeWidget (instance->widget);*/
}
static enum mtk_plmn_type get_plmn_type(const char *code)
{
/* China Mobile (CMCC) MCC/MNC codes */
const char *table_type1[] = { "46000", "46002", "46007" };
/* China Unicom (CU) and China Telecom MCC/MNC codes */
const char *table_type3[] =
{ "46001", "46006", "46009", "45407", "46005", "45502" };
if (find_in_table(code, table_type1, G_N_ELEMENTS(table_type1)))
return MTK_PLMN_TYPE_1;
if (find_in_table(code, table_type3, G_N_ELEMENTS(table_type3)))
return MTK_PLMN_TYPE_3;
return MTK_PLMN_TYPE_2;
}
static int verify_hash_table(struct hash_table *t)
{
unsigned int i;
struct hash_elem *e;
#if 0
static int count = 0;
count++;
if((count % 128) == 0)
dprintf("verify_hash_table: count %d\n", count);
#endif
// do a quick spin through the table, making sure the same element isn't double entered
for(i = 0; i < t->table_size; i++) {
for(e = t->table[i]; e != NULL; e = NEXT(t, e)) {
if(find_in_table(t, e, i, NEXT(t, e)) == true) {
hash_dump(t);
panic("element %p double inserted into hash table %p\n", e, t);
}
}
}
return 0;
}
VOID GetPacketInfo(unsigned short ptype, unsigned char *szBuffer, int size_framehdr,
char *src, char *dst, char *type, char *info)
{
int size_iphdr;
unsigned short src_port, dst_port;
char *service;
struct ethernet_802_3 *eth;
struct iphdr *ip;
struct udphdr *udp;
struct icmphdr *icmp;
struct tcphdr *tcp;
struct arppkt *arp;
if (ptype == 0x0800) //'tis IP packet
{
ip = (struct iphdr *) &szBuffer[size_framehdr];
size_iphdr = (ip->verlen & 0x0f) * 4;
lstrcpy(src, IpToString(ip->sourceip));
lstrcpy(dst, IpToString(ip->destip));
if (ip->prot == R_UDP)
{
udp = (struct udphdr *) &szBuffer[size_framehdr + size_iphdr];
lstrcpy(type, "udp");
src_port = ntohs(udp->srcport);
dst_port = ntohs(udp->dstport);
if (service = find_in_table(src_port, 0)) lstrcpy(info, service);
else if (service = find_in_table(dst_port, 0)) lstrcpy(info, service);
else wsprintf(info, "port: %d --> %d", src_port, dst_port);
}
else if (ip->prot == R_ICMP) {
lstrcpy(type, "icmp");
icmp = (struct icmphdr *) &szBuffer[size_framehdr + size_iphdr];
if (icmp->type <= 16) lstrcpy(info, ICMP_type[icmp->type]);
}
else if (ip->prot == R_TCP)
{
lstrcpy(type, "tcp");
tcp = (struct tcphdr *) &szBuffer[size_framehdr + size_iphdr];
src_port = ntohs(tcp->srcport);
dst_port = ntohs(tcp->dstport);
if (service = find_in_table(src_port, 1)) lstrcpy(info, service);
else if (service = find_in_table(dst_port, 1)) lstrcpy(info, service);
else wsprintf(info, "port: %d --> %d", src_port, dst_port);
}
else if (ip->prot == R_IGMP)
{
lstrcpy(type, "igmp");
}
else
return;
}
else if (ptype == 0x0806) // ARP
{
arp = (struct arppkt *) &szBuffer[size_framehdr];
wsprintf(src, "%d.%d.%d.%d", arp->sender_ip[0], arp->sender_ip[1],arp->sender_ip[2],arp->sender_ip[3]);
if (ntohs(arp->operation) == 1)
{
wsprintf(type, "arp req.");
wsprintf(dst, "Broadcast");
wsprintf(info, "%d.%d.%d.%d = ?", arp->target_ip[0], arp->target_ip[1],arp->target_ip[2],arp->target_ip[3]);
}
else if (ntohs(arp->operation) == 2)
{
wsprintf(type, "arp resp.");
wsprintf(dst, "%d.%d.%d.%d", arp->target_ip[0], arp->target_ip[1],arp->target_ip[2],arp->target_ip[3]);
wsprintf(info, "%.2X:%.2X:%.2X:%.2X:%.2X:%.2X", arp->sender_ha[0], arp->sender_ha[1],arp->sender_ha[2],arp->sender_ha[3],arp->sender_ha[4],arp->sender_ha[5]);
}
}
else if (ptype == 0x8035) // RARP
{
arp = (struct arppkt *) &szBuffer[size_framehdr];
wsprintf(src, "%.2X:%.2X:%.2X:%.2X:%.2X:%.2X = ?", arp->sender_ha[0], arp->sender_ha[1],arp->sender_ha[2],arp->sender_ha[3],arp->sender_ha[4],arp->sender_ha[5]);
if (ntohs(arp->operation) == 3)
{
wsprintf(type, "rarp req.");
wsprintf(dst, "Broadcast");
wsprintf(info, "%.2X:%.2X:%.2X:%.2X:%.2X:%.2X = ?", arp->sender_ha[0], arp->sender_ha[1],arp->sender_ha[2],arp->sender_ha[3],arp->sender_ha[4],arp->sender_ha[5]);
}
else if (ntohs(arp->operation) == 4)
{
wsprintf(type, "rarp resp.");
wsprintf(dst, "%d.%d.%d.%d", arp->target_ip[0], arp->target_ip[1],arp->target_ip[2],arp->target_ip[3]);
wsprintf(info, "%d.%d.%d.%d", arp->target_ip[0], arp->target_ip[1],arp->target_ip[2],arp->target_ip[3]);
}
}
else // unknown type of packet
{
eth = (struct ethernet_802_3 *) szBuffer;
wsprintf(src, "%.2X:%.2X:%.2X:%.2X:%.2X:%.2X", szBuffer[6], szBuffer[7], szBuffer[8], szBuffer[9], szBuffer[10], szBuffer[11]);
wsprintf(dst, "%.2X:%.2X:%.2X:%.2X:%.2X:%.2X", szBuffer[0], szBuffer[1], szBuffer[2], szBuffer[3], szBuffer[4], szBuffer[5]);
if (size_framehdr == 14)
{
wsprintf(type, "ethernet_II frame");
wsprintf(info, "type = 0x%.4x%", ptype);
}
else if ((eth->dsap == 0xf0) && (eth->ssap == 0xf0))
{
wsprintf(type, "netbeui");
wsprintf(info, "type = 0x%.4x", ptype);
}
else if ((eth->dsap == 0xff) && (eth->ssap == 0xff))
{
wsprintf(type, "ipx");
lstrcpy(info, "novell");
}
else
{
wsprintf(type, "802.3 frame");
wsprintf(info, "type = 0x%.4x", ptype);
}
}
}
