diff options
Diffstat (limited to 'drivers/staging/ipx/ipx_proc.c')
| -rw-r--r-- | drivers/staging/ipx/ipx_proc.c | 338 |
1 files changed, 0 insertions, 338 deletions
diff --git a/drivers/staging/ipx/ipx_proc.c b/drivers/staging/ipx/ipx_proc.c deleted file mode 100644 index b9232e4e2ed4..000000000000 --- a/drivers/staging/ipx/ipx_proc.c +++ /dev/null @@ -1,338 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -/* - * IPX proc routines - * - * Copyright(C) Arnaldo Carvalho de Melo <acme@conectiva.com.br>, 2002 - */ - -#include <linux/init.h> -#ifdef CONFIG_PROC_FS -#include <linux/proc_fs.h> -#include <linux/spinlock.h> -#include <linux/seq_file.h> -#include <linux/export.h> -#include <net/net_namespace.h> -#include <net/tcp_states.h> -#include <net/ipx.h> - -static void *ipx_seq_interface_start(struct seq_file *seq, loff_t *pos) -{ - spin_lock_bh(&ipx_interfaces_lock); - return seq_list_start_head(&ipx_interfaces, *pos); -} - -static void *ipx_seq_interface_next(struct seq_file *seq, void *v, loff_t *pos) -{ - return seq_list_next(v, &ipx_interfaces, pos); -} - -static void ipx_seq_interface_stop(struct seq_file *seq, void *v) -{ - spin_unlock_bh(&ipx_interfaces_lock); -} - -static int ipx_seq_interface_show(struct seq_file *seq, void *v) -{ - struct ipx_interface *i; - - if (v == &ipx_interfaces) { - seq_puts(seq, "Network Node_Address Primary Device " - "Frame_Type"); -#ifdef IPX_REFCNT_DEBUG - seq_puts(seq, " refcnt"); -#endif - seq_puts(seq, "\n"); - goto out; - } - - i = list_entry(v, struct ipx_interface, node); - seq_printf(seq, "%08X ", ntohl(i->if_netnum)); - seq_printf(seq, "%02X%02X%02X%02X%02X%02X ", - i->if_node[0], i->if_node[1], i->if_node[2], - i->if_node[3], i->if_node[4], i->if_node[5]); - seq_printf(seq, "%-9s", i == ipx_primary_net ? "Yes" : "No"); - seq_printf(seq, "%-11s", ipx_device_name(i)); - seq_printf(seq, "%-9s", ipx_frame_name(i->if_dlink_type)); -#ifdef IPX_REFCNT_DEBUG - seq_printf(seq, "%6d", refcount_read(&i->refcnt)); -#endif - seq_puts(seq, "\n"); -out: - return 0; -} - -static void *ipx_seq_route_start(struct seq_file *seq, loff_t *pos) -{ - read_lock_bh(&ipx_routes_lock); - return seq_list_start_head(&ipx_routes, *pos); -} - -static void *ipx_seq_route_next(struct seq_file *seq, void *v, loff_t *pos) -{ - return seq_list_next(v, &ipx_routes, pos); -} - -static void ipx_seq_route_stop(struct seq_file *seq, void *v) -{ - read_unlock_bh(&ipx_routes_lock); -} - -static int ipx_seq_route_show(struct seq_file *seq, void *v) -{ - struct ipx_route *rt; - - if (v == &ipx_routes) { - seq_puts(seq, "Network Router_Net Router_Node\n"); - goto out; - } - - rt = list_entry(v, struct ipx_route, node); - - seq_printf(seq, "%08X ", ntohl(rt->ir_net)); - if (rt->ir_routed) - seq_printf(seq, "%08X %02X%02X%02X%02X%02X%02X\n", - ntohl(rt->ir_intrfc->if_netnum), - rt->ir_router_node[0], rt->ir_router_node[1], - rt->ir_router_node[2], rt->ir_router_node[3], - rt->ir_router_node[4], rt->ir_router_node[5]); - else - seq_puts(seq, "Directly Connected\n"); -out: - return 0; -} - -static __inline__ struct sock *ipx_get_socket_idx(loff_t pos) -{ - struct sock *s = NULL; - struct ipx_interface *i; - - list_for_each_entry(i, &ipx_interfaces, node) { - spin_lock_bh(&i->if_sklist_lock); - sk_for_each(s, &i->if_sklist) { - if (!pos) - break; - --pos; - } - spin_unlock_bh(&i->if_sklist_lock); - if (!pos) { - if (s) - goto found; - break; - } - } - s = NULL; -found: - return s; -} - -static void *ipx_seq_socket_start(struct seq_file *seq, loff_t *pos) -{ - loff_t l = *pos; - - spin_lock_bh(&ipx_interfaces_lock); - return l ? ipx_get_socket_idx(--l) : SEQ_START_TOKEN; -} - -static void *ipx_seq_socket_next(struct seq_file *seq, void *v, loff_t *pos) -{ - struct sock* sk, *next; - struct ipx_interface *i; - struct ipx_sock *ipxs; - - ++*pos; - if (v == SEQ_START_TOKEN) { - sk = NULL; - i = ipx_interfaces_head(); - if (!i) - goto out; - sk = sk_head(&i->if_sklist); - if (sk) - spin_lock_bh(&i->if_sklist_lock); - goto out; - } - sk = v; - next = sk_next(sk); - if (next) { - sk = next; - goto out; - } - ipxs = ipx_sk(sk); - i = ipxs->intrfc; - spin_unlock_bh(&i->if_sklist_lock); - sk = NULL; - for (;;) { - if (i->node.next == &ipx_interfaces) - break; - i = list_entry(i->node.next, struct ipx_interface, node); - spin_lock_bh(&i->if_sklist_lock); - if (!hlist_empty(&i->if_sklist)) { - sk = sk_head(&i->if_sklist); - break; - } - spin_unlock_bh(&i->if_sklist_lock); - } -out: - return sk; -} - -static int ipx_seq_socket_show(struct seq_file *seq, void *v) -{ - struct sock *s; - struct ipx_sock *ipxs; - - if (v == SEQ_START_TOKEN) { -#ifdef CONFIG_IPX_INTERN - seq_puts(seq, "Local_Address " - "Remote_Address Tx_Queue " - "Rx_Queue State Uid\n"); -#else - seq_puts(seq, "Local_Address Remote_Address " - "Tx_Queue Rx_Queue State Uid\n"); -#endif - goto out; - } - - s = v; - ipxs = ipx_sk(s); -#ifdef CONFIG_IPX_INTERN - seq_printf(seq, "%08X:%02X%02X%02X%02X%02X%02X:%04X ", - ntohl(ipxs->intrfc->if_netnum), - ipxs->node[0], ipxs->node[1], ipxs->node[2], ipxs->node[3], - ipxs->node[4], ipxs->node[5], ntohs(ipxs->port)); -#else - seq_printf(seq, "%08X:%04X ", ntohl(ipxs->intrfc->if_netnum), - ntohs(ipxs->port)); -#endif /* CONFIG_IPX_INTERN */ - if (s->sk_state != TCP_ESTABLISHED) - seq_printf(seq, "%-28s", "Not_Connected"); - else { - seq_printf(seq, "%08X:%02X%02X%02X%02X%02X%02X:%04X ", - ntohl(ipxs->dest_addr.net), - ipxs->dest_addr.node[0], ipxs->dest_addr.node[1], - ipxs->dest_addr.node[2], ipxs->dest_addr.node[3], - ipxs->dest_addr.node[4], ipxs->dest_addr.node[5], - ntohs(ipxs->dest_addr.sock)); - } - - seq_printf(seq, "%08X %08X %02X %03u\n", - sk_wmem_alloc_get(s), - sk_rmem_alloc_get(s), - s->sk_state, - from_kuid_munged(seq_user_ns(seq), sock_i_uid(s))); -out: - return 0; -} - -static const struct seq_operations ipx_seq_interface_ops = { - .start = ipx_seq_interface_start, - .next = ipx_seq_interface_next, - .stop = ipx_seq_interface_stop, - .show = ipx_seq_interface_show, -}; - -static const struct seq_operations ipx_seq_route_ops = { - .start = ipx_seq_route_start, - .next = ipx_seq_route_next, - .stop = ipx_seq_route_stop, - .show = ipx_seq_route_show, -}; - -static const struct seq_operations ipx_seq_socket_ops = { - .start = ipx_seq_socket_start, - .next = ipx_seq_socket_next, - .stop = ipx_seq_interface_stop, - .show = ipx_seq_socket_show, -}; - -static int ipx_seq_route_open(struct inode *inode, struct file *file) -{ - return seq_open(file, &ipx_seq_route_ops); -} - -static int ipx_seq_interface_open(struct inode *inode, struct file *file) -{ - return seq_open(file, &ipx_seq_interface_ops); -} - -static int ipx_seq_socket_open(struct inode *inode, struct file *file) -{ - return seq_open(file, &ipx_seq_socket_ops); -} - -static const struct file_operations ipx_seq_interface_fops = { - .open = ipx_seq_interface_open, - .read = seq_read, - .llseek = seq_lseek, - .release = seq_release, -}; - -static const struct file_operations ipx_seq_route_fops = { - .open = ipx_seq_route_open, - .read = seq_read, - .llseek = seq_lseek, - .release = seq_release, -}; - -static const struct file_operations ipx_seq_socket_fops = { - .open = ipx_seq_socket_open, - .read = seq_read, - .llseek = seq_lseek, - .release = seq_release, -}; - -static struct proc_dir_entry *ipx_proc_dir; - -int __init ipx_proc_init(void) -{ - struct proc_dir_entry *p; - int rc = -ENOMEM; - - ipx_proc_dir = proc_mkdir("ipx", init_net.proc_net); - - if (!ipx_proc_dir) - goto out; - p = proc_create("interface", S_IRUGO, - ipx_proc_dir, &ipx_seq_interface_fops); - if (!p) - goto out_interface; - - p = proc_create("route", S_IRUGO, ipx_proc_dir, &ipx_seq_route_fops); - if (!p) - goto out_route; - - p = proc_create("socket", S_IRUGO, ipx_proc_dir, &ipx_seq_socket_fops); - if (!p) - goto out_socket; - - rc = 0; -out: - return rc; -out_socket: - remove_proc_entry("route", ipx_proc_dir); -out_route: - remove_proc_entry("interface", ipx_proc_dir); -out_interface: - remove_proc_entry("ipx", init_net.proc_net); - goto out; -} - -void __exit ipx_proc_exit(void) -{ - remove_proc_entry("interface", ipx_proc_dir); - remove_proc_entry("route", ipx_proc_dir); - remove_proc_entry("socket", ipx_proc_dir); - remove_proc_entry("ipx", init_net.proc_net); -} - -#else /* CONFIG_PROC_FS */ - -int __init ipx_proc_init(void) -{ - return 0; -} - -void __exit ipx_proc_exit(void) -{ -} - -#endif /* CONFIG_PROC_FS */ |