static struct proc_dir_entry *proc_orig_interval_file, *proc_originators_file;
static struct proc_dir_entry *proc_transt_local_file;
static struct proc_dir_entry *proc_transt_global_file;
-static struct proc_dir_entry *proc_vis_file;
+static struct proc_dir_entry *proc_vis_srv_file, *proc_vis_data_file;
static struct proc_dir_entry *proc_aggr_file;
static int proc_interfaces_read(struct seq_file *seq, void *offset)
return single_open(file, proc_transt_global_read, NULL);
}
-/* While scanning for vis-entries of a particular vis-originator
- * this list collects its interfaces to create a subgraph/cluster
- * out of them later
- */
-struct if_list_entry {
- uint8_t addr[ETH_ALEN];
- bool primary;
- struct hlist_node list;
-};
-
-/* insert interface to the list of interfaces of one originator, if it
- * does not already exist in the list */
-static void proc_vis_insert_interface(const uint8_t *interface,
- struct hlist_head *if_list,
- bool primary)
+/* setting the mode of the vis server by the user */
+static ssize_t proc_vis_srv_write(struct file *file, const char __user * buffer,
+ size_t count, loff_t *ppos)
{
- struct if_list_entry *entry;
- struct hlist_node *pos;
+ char *vis_mode_string;
+ int not_copied = 0;
- hlist_for_each_entry(entry, pos, if_list, list) {
- if (compare_orig(entry->addr, (void *)interface))
- return;
- }
+ vis_mode_string = kmalloc(count, GFP_KERNEL);
- /* its a new address, add it to the list */
- entry = kmalloc(sizeof(*entry), GFP_KERNEL);
- if (!entry)
- return;
- memcpy(entry->addr, interface, ETH_ALEN);
- entry->primary = primary;
- hlist_add_head(&entry->list, if_list);
+ if (!vis_mode_string)
+ return -ENOMEM;
+
+ not_copied = copy_from_user(vis_mode_string, buffer, count);
+ vis_mode_string[count - not_copied - 1] = 0;
+
+ if ((strcmp(vis_mode_string, "client") == 0) ||
+ (strcmp(vis_mode_string, "disabled") == 0)) {
+ printk(KERN_INFO "batman-adv:Setting VIS mode to client (disabling vis server)\n");
+ vis_set_mode(VIS_TYPE_CLIENT_UPDATE);
+ } else if ((strcmp(vis_mode_string, "server") == 0) ||
+ (strcmp(vis_mode_string, "enabled") == 0)) {
+ printk(KERN_INFO "batman-adv:Setting VIS mode to server (enabling vis server)\n");
+ vis_set_mode(VIS_TYPE_SERVER_SYNC);
+ } else
+ printk(KERN_ERR "batman-adv:Unknown VIS mode: %s\n",
+ vis_mode_string);
+
+ kfree(vis_mode_string);
+ return count;
}
-static void proc_vis_read_prim_sec(struct seq_file *seq,
- struct hlist_head *if_list)
+static int proc_vis_srv_read(struct seq_file *seq, void *offset)
{
- struct if_list_entry *entry;
- struct hlist_node *pos, *n;
- char tmp_addr_str[ETH_STR_LEN];
+ int vis_server = is_vis_server();
- hlist_for_each_entry_safe(entry, pos, n, if_list, list) {
- if (entry->primary) {
- seq_printf(seq, "PRIMARY, ");
- } else {
- addr_to_string(tmp_addr_str, entry->addr);
- seq_printf(seq, "SEC %s, ", tmp_addr_str);
- }
+ seq_printf(seq, "[%c] client mode (server disabled) \n",
+ (!vis_server) ? 'x' : ' ');
+ seq_printf(seq, "[%c] server mode (server enabled) \n",
+ (vis_server) ? 'x' : ' ');
- hlist_del(&entry->list);
- kfree(entry);
- }
+ return 0;
}
-/* read an entry */
-static void proc_vis_read_entry(struct seq_file *seq,
- struct vis_info_entry *entry,
- struct hlist_head *if_list,
- uint8_t *vis_orig)
+static int proc_vis_srv_open(struct inode *inode, struct file *file)
{
- char to[40];
-
- addr_to_string(to, entry->dest);
- if (entry->quality == 0) {
- proc_vis_insert_interface(vis_orig, if_list, true);
- seq_printf(seq, "HNA %s, ", to);
- } else {
- proc_vis_insert_interface(entry->src, if_list,
- compare_orig(entry->src, vis_orig));
- seq_printf(seq, "TQ %s %d, ", to, entry->quality);
- }
+ return single_open(file, proc_vis_srv_read, NULL);
}
-static int proc_vis_read(struct seq_file *seq, void *offset)
+static int proc_vis_data_read(struct seq_file *seq, void *offset)
{
HASHIT(hashit);
struct vis_info *info;
return 0;
}
-/* setting the mode of the vis server by the user */
-static ssize_t proc_vis_write(struct file *file, const char __user * buffer,
- size_t count, loff_t *ppos)
+static int proc_vis_data_open(struct inode *inode, struct file *file)
{
- char *vis_mode_string;
- int not_copied = 0;
-
- vis_mode_string = kmalloc(count, GFP_KERNEL);
-
- if (!vis_mode_string)
- return -ENOMEM;
-
- not_copied = copy_from_user(vis_mode_string, buffer, count);
- vis_mode_string[count - not_copied - 1] = 0;
-
- if (strcmp(vis_mode_string, "client") == 0) {
- printk(KERN_INFO "batman-adv:Setting VIS mode to client\n");
- vis_set_mode(VIS_TYPE_CLIENT_UPDATE);
- } else if (strcmp(vis_mode_string, "server") == 0) {
- printk(KERN_INFO "batman-adv:Setting VIS mode to server\n");
- vis_set_mode(VIS_TYPE_SERVER_SYNC);
- } else
- printk(KERN_ERR "batman-adv:Unknown VIS mode: %s\n",
- vis_mode_string);
-
- kfree(vis_mode_string);
- return count;
-}
-
-static int proc_vis_open(struct inode *inode, struct file *file)
-{
- return single_open(file, proc_vis_read, NULL);
+ return single_open(file, proc_vis_data_read, NULL);
}
static int proc_aggr_read(struct seq_file *seq, void *offset)
.release = single_release,
};
-static const struct file_operations proc_vis_fops = {
+static const struct file_operations proc_vis_srv_fops = {
.owner = THIS_MODULE,
- .open = proc_vis_open,
+ .open = proc_vis_srv_open,
.read = seq_read,
- .write = proc_vis_write,
+ .write = proc_vis_srv_write,
+ .llseek = seq_lseek,
+ .release = single_release,
+};
+
+static const struct file_operations proc_vis_data_fops = {
+ .owner = THIS_MODULE,
+ .open = proc_vis_data_open,
+ .read = seq_read,
+ .write = proc_dummy_write,
.llseek = seq_lseek,
.release = single_release,
};
if (proc_interface_file)
remove_proc_entry(PROC_FILE_INTERFACES, proc_batman_dir);
- if (proc_vis_file)
- remove_proc_entry(PROC_FILE_VIS, proc_batman_dir);
+ if (proc_vis_data_file)
+ remove_proc_entry(PROC_FILE_VIS_DATA, proc_batman_dir);
+
+ if (proc_vis_srv_file)
+ remove_proc_entry(PROC_FILE_VIS_SRV, proc_batman_dir);
if (proc_aggr_file)
remove_proc_entry(PROC_FILE_AGGR, proc_batman_dir);
return -EFAULT;
}
- proc_vis_file = create_proc_entry(PROC_FILE_VIS, S_IWUSR | S_IRUGO,
+ proc_vis_srv_file = create_proc_entry(PROC_FILE_VIS_SRV,
+ S_IWUSR | S_IRUGO,
+ proc_batman_dir);
+ if (proc_vis_srv_file) {
+ proc_vis_srv_file->proc_fops = &proc_vis_srv_fops;
+ } else {
+ printk(KERN_ERR "batman-adv: Registering the '/proc/net/%s/%s' file failed\n", PROC_ROOT_DIR, PROC_FILE_VIS_SRV);
+ cleanup_procfs();
+ return -EFAULT;
+ }
+
+ proc_vis_data_file = create_proc_entry(PROC_FILE_VIS_DATA, S_IRUGO,
proc_batman_dir);
- if (proc_vis_file) {
- proc_vis_file->proc_fops = &proc_vis_fops;
+ if (proc_vis_data_file) {
+ proc_vis_data_file->proc_fops = &proc_vis_data_fops;
} else {
- printk(KERN_ERR "batman-adv: Registering the '/proc/net/%s/%s' file failed\n", PROC_ROOT_DIR, PROC_FILE_VIS);
+ printk(KERN_ERR "batman-adv: Registering the '/proc/net/%s/%s' file failed\n", PROC_ROOT_DIR, PROC_FILE_VIS_DATA);
cleanup_procfs();
return -EFAULT;
}
return hash % size;
}
+/* insert interface to the list of interfaces of one originator, if it
+ * does not already exist in the list */
+static void proc_vis_insert_interface(const uint8_t *interface,
+ struct hlist_head *if_list,
+ bool primary)
+{
+ struct if_list_entry *entry;
+ struct hlist_node *pos;
+
+ hlist_for_each_entry(entry, pos, if_list, list) {
+ if (compare_orig(entry->addr, (void *)interface))
+ return;
+ }
+
+ /* its a new address, add it to the list */
+ entry = kmalloc(sizeof(*entry), GFP_KERNEL);
+ if (!entry)
+ return;
+ memcpy(entry->addr, interface, ETH_ALEN);
+ entry->primary = primary;
+ hlist_add_head(&entry->list, if_list);
+}
+
+void proc_vis_read_prim_sec(struct seq_file *seq,
+ struct hlist_head *if_list)
+{
+ struct if_list_entry *entry;
+ struct hlist_node *pos, *n;
+ char tmp_addr_str[ETH_STR_LEN];
+
+ hlist_for_each_entry_safe(entry, pos, n, if_list, list) {
+ if (entry->primary) {
+ seq_printf(seq, "PRIMARY, ");
+ } else {
+ addr_to_string(tmp_addr_str, entry->addr);
+ seq_printf(seq, "SEC %s, ", tmp_addr_str);
+ }
+
+ hlist_del(&entry->list);
+ kfree(entry);
+ }
+}
+
+/* read an entry */
+void proc_vis_read_entry(struct seq_file *seq,
+ struct vis_info_entry *entry,
+ struct hlist_head *if_list,
+ uint8_t *vis_orig)
+{
+ char to[40];
+
+ addr_to_string(to, entry->dest);
+ if (entry->quality == 0) {
+ proc_vis_insert_interface(vis_orig, if_list, true);
+ seq_printf(seq, "HNA %s, ", to);
+ } else {
+ proc_vis_insert_interface(entry->src, if_list,
+ compare_orig(entry->src, vis_orig));
+ seq_printf(seq, "TQ %s %d, ", to, entry->quality);
+ }
+}
+
/* tries to add one entry to the receive list. */
static void recv_list_add(struct list_head *recv_list, char *mac)
{
projects / GitHub / LineageOS / android_kernel_motorola_exynos9610.git / commitdiff