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Release 4.11 net/appletalk/atalk_proc.c

Directory: net/appletalk
/*
 *      atalk_proc.c - proc support for Appletalk
 *
 *      Copyright(c) Arnaldo Carvalho de Melo <acme@conectiva.com.br>
 *
 *      This program is free software; you can redistribute it and/or modify it
 *      under the terms of the GNU General Public License as published by the
 *      Free Software Foundation, version 2.
 */

#include <linux/init.h>
#include <linux/proc_fs.h>
#include <linux/seq_file.h>
#include <net/net_namespace.h>
#include <net/sock.h>
#include <linux/atalk.h>
#include <linux/export.h>



static __inline__ struct atalk_iface *atalk_get_interface_idx(loff_t pos)
{
        struct atalk_iface *i;

	for (i = atalk_interfaces; pos && i; i = i->next)
		--pos;

	return i;

} static void *atalk_seq_interface_start(struct seq_file *seq, loff_t *pos) __acquires (atalk_interfaces_lock) { loff_t l = *pos; read_lock_bh(&atalk_interfaces_lock); return l ? atalk_get_interface_idx(--l) : SEQ_START_TOKEN; }

Contributors

PersonTokensPropCommitsCommitProp
Arnaldo Carvalho de Melo3888.37%250.00%
Eric Dumazet49.30%125.00%
Joe Perches12.33%125.00%
Total43100.00%4100.00%


static void *atalk_seq_interface_next(struct seq_file *seq, void *v, loff_t *pos) { struct atalk_iface *i; ++*pos; if (v == SEQ_START_TOKEN) { i = NULL; if (atalk_interfaces) i = atalk_interfaces; goto out; } i = v; i = i->next; out: return i; }

Contributors

PersonTokensPropCommitsCommitProp
Arnaldo Carvalho de Melo6698.51%150.00%
Joe Perches11.49%150.00%
Total67100.00%2100.00%


static void atalk_seq_interface_stop(struct seq_file *seq, void *v) __releases (atalk_interfaces_lock) { read_unlock_bh(&atalk_interfaces_lock); }

Contributors

PersonTokensPropCommitsCommitProp
Arnaldo Carvalho de Melo2184.00%266.67%
Eric Dumazet416.00%133.33%
Total25100.00%3100.00%


static int atalk_seq_interface_show(struct seq_file *seq, void *v) { struct atalk_iface *iface; if (v == SEQ_START_TOKEN) { seq_puts(seq, "Interface Address Networks " "Status\n"); goto out; } iface = v; seq_printf(seq, "%-16s %04X:%02X %04X-%04X %d\n", iface->dev->name, ntohs(iface->address.s_net), iface->address.s_node, ntohs(iface->nets.nr_firstnet), ntohs(iface->nets.nr_lastnet), iface->status); out: return 0; }

Contributors

PersonTokensPropCommitsCommitProp
Arnaldo Carvalho de Melo9697.96%133.33%
Stephen Hemminger11.02%133.33%
Joe Perches11.02%133.33%
Total98100.00%3100.00%

static __inline__ struct atalk_route *atalk_get_route_idx(loff_t pos) { struct atalk_route *r; for (r = atalk_routes; pos && r; r = r->next) --pos; return r;
} static void *atalk_seq_route_start(struct seq_file *seq, loff_t *pos) __acquires (atalk_routes_lock) { loff_t l = *pos; read_lock_bh(&atalk_routes_lock); return l ? atalk_get_route_idx(--l) : SEQ_START_TOKEN; }

Contributors

PersonTokensPropCommitsCommitProp
Arnaldo Carvalho de Melo3888.37%133.33%
Eric Dumazet49.30%133.33%
Joe Perches12.33%133.33%
Total43100.00%3100.00%


static void *atalk_seq_route_next(struct seq_file *seq, void *v, loff_t *pos) { struct atalk_route *r; ++*pos; if (v == SEQ_START_TOKEN) { r = NULL; if (atalk_routes) r = atalk_routes; goto out; } r = v; r = r->next; out: return r; }

Contributors

PersonTokensPropCommitsCommitProp
Arnaldo Carvalho de Melo6698.51%150.00%
Joe Perches11.49%150.00%
Total67100.00%2100.00%


static void atalk_seq_route_stop(struct seq_file *seq, void *v) __releases (atalk_routes_lock) { read_unlock_bh(&atalk_routes_lock); }

Contributors

PersonTokensPropCommitsCommitProp
Arnaldo Carvalho de Melo2184.00%150.00%
Eric Dumazet416.00%150.00%
Total25100.00%2100.00%


static int atalk_seq_route_show(struct seq_file *seq, void *v) { struct atalk_route *rt; if (v == SEQ_START_TOKEN) { seq_puts(seq, "Target Router Flags Dev\n"); goto out; } if (atrtr_default.dev) { rt = &atrtr_default; seq_printf(seq, "Default %04X:%02X %-4d %s\n", ntohs(rt->gateway.s_net), rt->gateway.s_node, rt->flags, rt->dev->name); } rt = v; seq_printf(seq, "%04X:%02X %04X:%02X %-4d %s\n", ntohs(rt->target.s_net), rt->target.s_node, ntohs(rt->gateway.s_net), rt->gateway.s_node, rt->flags, rt->dev->name); out: return 0; }

Contributors

PersonTokensPropCommitsCommitProp
Arnaldo Carvalho de Melo13899.28%150.00%
Joe Perches10.72%150.00%
Total139100.00%2100.00%


static void *atalk_seq_socket_start(struct seq_file *seq, loff_t *pos) __acquires (atalk_sockets_lock) { read_lock_bh(&atalk_sockets_lock); return seq_hlist_start_head(&atalk_sockets, *pos); }

Contributors

PersonTokensPropCommitsCommitProp
Arnaldo Carvalho de Melo2569.44%250.00%
Li Zefan719.44%125.00%
Eric Dumazet411.11%125.00%
Total36100.00%4100.00%


static void *atalk_seq_socket_next(struct seq_file *seq, void *v, loff_t *pos) { return seq_hlist_next(v, &atalk_sockets, pos); }

Contributors

PersonTokensPropCommitsCommitProp
Arnaldo Carvalho de Melo2580.65%266.67%
Li Zefan619.35%133.33%
Total31100.00%3100.00%


static void atalk_seq_socket_stop(struct seq_file *seq, void *v) __releases (atalk_sockets_lock) { read_unlock_bh(&atalk_sockets_lock); }

Contributors

PersonTokensPropCommitsCommitProp
Arnaldo Carvalho de Melo2184.00%266.67%
Eric Dumazet416.00%133.33%
Total25100.00%3100.00%


static int atalk_seq_socket_show(struct seq_file *seq, void *v) { struct sock *s; struct atalk_sock *at; if (v == SEQ_START_TOKEN) { seq_printf(seq, "Type Local_addr Remote_addr Tx_queue " "Rx_queue St UID\n"); goto out; } s = sk_entry(v); at = at_sk(s); seq_printf(seq, "%02X %04X:%02X:%02X %04X:%02X:%02X %08X:%08X " "%02X %u\n", s->sk_type, ntohs(at->src_net), at->src_node, at->src_port, ntohs(at->dest_net), at->dest_node, at->dest_port, 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; }

Contributors

PersonTokensPropCommitsCommitProp
Arnaldo Carvalho de Melo11687.88%228.57%
Eric W. Biedermann96.82%114.29%
Li Zefan32.27%114.29%
Eric Dumazet21.52%114.29%
Joe Perches10.76%114.29%
Francesco Fusco10.76%114.29%
Total132100.00%7100.00%

static const struct seq_operations atalk_seq_interface_ops = { .start = atalk_seq_interface_start, .next = atalk_seq_interface_next, .stop = atalk_seq_interface_stop, .show = atalk_seq_interface_show, }; static const struct seq_operations atalk_seq_route_ops = { .start = atalk_seq_route_start, .next = atalk_seq_route_next, .stop = atalk_seq_route_stop, .show = atalk_seq_route_show, }; static const struct seq_operations atalk_seq_socket_ops = { .start = atalk_seq_socket_start, .next = atalk_seq_socket_next, .stop = atalk_seq_socket_stop, .show = atalk_seq_socket_show, };
static int atalk_seq_interface_open(struct inode *inode, struct file *file) { return seq_open(file, &atalk_seq_interface_ops); }

Contributors

PersonTokensPropCommitsCommitProp
Arnaldo Carvalho de Melo25100.00%1100.00%
Total25100.00%1100.00%


static int atalk_seq_route_open(struct inode *inode, struct file *file) { return seq_open(file, &atalk_seq_route_ops); }

Contributors

PersonTokensPropCommitsCommitProp
Arnaldo Carvalho de Melo25100.00%1100.00%
Total25100.00%1100.00%


static int atalk_seq_socket_open(struct inode *inode, struct file *file) { return seq_open(file, &atalk_seq_socket_ops); }

Contributors

PersonTokensPropCommitsCommitProp
Arnaldo Carvalho de Melo25100.00%1100.00%
Total25100.00%1100.00%

static const struct file_operations atalk_seq_interface_fops = { .owner = THIS_MODULE, .open = atalk_seq_interface_open, .read = seq_read, .llseek = seq_lseek, .release = seq_release, }; static const struct file_operations atalk_seq_route_fops = { .owner = THIS_MODULE, .open = atalk_seq_route_open, .read = seq_read, .llseek = seq_lseek, .release = seq_release, }; static const struct file_operations atalk_seq_socket_fops = { .owner = THIS_MODULE, .open = atalk_seq_socket_open, .read = seq_read, .llseek = seq_lseek, .release = seq_release, }; static struct proc_dir_entry *atalk_proc_dir;
int __init atalk_proc_init(void) { struct proc_dir_entry *p; int rc = -ENOMEM; atalk_proc_dir = proc_mkdir("atalk", init_net.proc_net); if (!atalk_proc_dir) goto out; p = proc_create("interface", S_IRUGO, atalk_proc_dir, &atalk_seq_interface_fops); if (!p) goto out_interface; p = proc_create("route", S_IRUGO, atalk_proc_dir, &atalk_seq_route_fops); if (!p) goto out_route; p = proc_create("socket", S_IRUGO, atalk_proc_dir, &atalk_seq_socket_fops); if (!p) goto out_socket; p = proc_create("arp", S_IRUGO, atalk_proc_dir, &atalk_seq_arp_fops); if (!p) goto out_arp; rc = 0; out: return rc; out_arp: remove_proc_entry("socket", atalk_proc_dir); out_socket: remove_proc_entry("route", atalk_proc_dir); out_route: remove_proc_entry("interface", atalk_proc_dir); out_interface: remove_proc_entry("atalk", init_net.proc_net); goto out; }

Contributors

PersonTokensPropCommitsCommitProp
Arnaldo Carvalho de Melo13073.86%125.00%
Stephen Hemminger2614.77%125.00%
Wang Chen169.09%125.00%
Eric W. Biedermann42.27%125.00%
Total176100.00%4100.00%


void __exit atalk_proc_exit(void) { remove_proc_entry("interface", atalk_proc_dir); remove_proc_entry("route", atalk_proc_dir); remove_proc_entry("socket", atalk_proc_dir); remove_proc_entry("arp", atalk_proc_dir); remove_proc_entry("atalk", init_net.proc_net); }

Contributors

PersonTokensPropCommitsCommitProp
Arnaldo Carvalho de Melo3680.00%133.33%
Stephen Hemminger715.56%133.33%
Eric W. Biedermann24.44%133.33%
Total45100.00%3100.00%


Overall Contributors

PersonTokensPropCommitsCommitProp
Arnaldo Carvalho de Melo116588.93%421.05%
Stephen Hemminger342.60%210.53%
Eric Dumazet261.98%210.53%
Eric W. Biedermann181.37%210.53%
Li Zefan161.22%15.26%
Wang Chen161.22%15.26%
Hideaki Yoshifuji / 吉藤英明151.15%15.26%
Joe Perches70.53%15.26%
Philippe De Muyter30.23%15.26%
Adrian Bunk30.23%15.26%
Arjan van de Ven30.23%15.26%
Paul Gortmaker30.23%15.26%
Francesco Fusco10.08%15.26%
Total1310100.00%19100.00%
Directory: net/appletalk
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