linux/kernel/sysctl_binary.c at master · uiho/linux · GitHub

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#include <linux/stat.h>

#include <linux/sysctl.h>

#include "../fs/xfs/xfs_sysctl.h"

#include <linux/sunrpc/debug.h>

#include <linux/string.h>

#include <linux/syscalls.h>

#include <linux/namei.h>

#include <linux/mount.h>

#include <linux/fs.h>

#include <linux/nsproxy.h>

#include <linux/pid_namespace.h>

#include <linux/file.h>

#include <linux/ctype.h>

#include <linux/netdevice.h>

#include <linux/kernel.h>

#include <linux/slab.h>

#include <linux/compat.h>

#ifdef CONFIG_SYSCTL_SYSCALL

struct bin_table;

typedef ssize_t bin_convert_t(struct file *file,

void __user *oldval, size_t oldlen, void __user *newval, size_t newlen);

static bin_convert_t bin_dir;

static bin_convert_t bin_string;

static bin_convert_t bin_intvec;

static bin_convert_t bin_ulongvec;

static bin_convert_t bin_uuid;

static bin_convert_t bin_dn_node_address;

#define CTL_DIR bin_dir

#define CTL_STR bin_string

#define CTL_INT bin_intvec

#define CTL_ULONG bin_ulongvec

#define CTL_UUID bin_uuid

#define CTL_DNADR bin_dn_node_address

#define BUFSZ 256

struct bin_table {

bin_convert_t *convert;

int ctl_name;

const char *procname;

const struct bin_table *child;

};

static const struct bin_table bin_random_table[] = {

{ CTL_INT, RANDOM_POOLSIZE, "poolsize" },

{ CTL_INT, RANDOM_ENTROPY_COUNT, "entropy_avail" },

{ CTL_INT, RANDOM_READ_THRESH, "read_wakeup_threshold" },

{ CTL_INT, RANDOM_WRITE_THRESH, "write_wakeup_threshold" },

{ CTL_UUID, RANDOM_BOOT_ID, "boot_id" },

{ CTL_UUID, RANDOM_UUID, "uuid" },

{}

};

static const struct bin_table bin_pty_table[] = {

{ CTL_INT, PTY_MAX, "max" },

{ CTL_INT, PTY_NR, "nr" },

{}

};

static const struct bin_table bin_kern_table[] = {

{ CTL_STR, KERN_OSTYPE, "ostype" },

{ CTL_STR, KERN_OSRELEASE, "osrelease" },

/* KERN_OSREV not used */

{ CTL_STR, KERN_VERSION, "version" },

/* KERN_SECUREMASK not used */

/* KERN_PROF not used */

{ CTL_STR, KERN_NODENAME, "hostname" },

{ CTL_STR, KERN_DOMAINNAME, "domainname" },

{ CTL_INT, KERN_PANIC, "panic" },

{ CTL_INT, KERN_REALROOTDEV, "real-root-dev" },

{ CTL_STR, KERN_SPARC_REBOOT, "reboot-cmd" },

{ CTL_INT, KERN_CTLALTDEL, "ctrl-alt-del" },

{ CTL_INT, KERN_PRINTK, "printk" },

/* KERN_NAMETRANS not used */

/* KERN_PPC_HTABRECLAIM not used */

/* KERN_PPC_ZEROPAGED not used */

{ CTL_INT, KERN_PPC_POWERSAVE_NAP, "powersave-nap" },

{ CTL_STR, KERN_MODPROBE, "modprobe" },

{ CTL_INT, KERN_SG_BIG_BUFF, "sg-big-buff" },

{ CTL_INT, KERN_ACCT, "acct" },

/* KERN_PPC_L2CR "l2cr" no longer used */

/* KERN_RTSIGNR not used */

/* KERN_RTSIGMAX not used */

{ CTL_ULONG, KERN_SHMMAX, "shmmax" },

{ CTL_INT, KERN_MSGMAX, "msgmax" },

{ CTL_INT, KERN_MSGMNB, "msgmnb" },

/* KERN_MSGPOOL not used*/

{ CTL_INT, KERN_SYSRQ, "sysrq" },

{ CTL_INT, KERN_MAX_THREADS, "threads-max" },

{ CTL_DIR, KERN_RANDOM, "random", bin_random_table },

{ CTL_ULONG, KERN_SHMALL, "shmall" },

{ CTL_INT, KERN_MSGMNI, "msgmni" },

{ CTL_INT, KERN_SEM, "sem" },

{ CTL_INT, KERN_SPARC_STOP_A, "stop-a" },

{ CTL_INT, KERN_SHMMNI, "shmmni" },

{ CTL_INT, KERN_OVERFLOWUID, "overflowuid" },

{ CTL_INT, KERN_OVERFLOWGID, "overflowgid" },

{ CTL_STR, KERN_HOTPLUG, "hotplug", },

{ CTL_INT, KERN_IEEE_EMULATION_WARNINGS, "ieee_emulation_warnings" },

{ CTL_INT, KERN_S390_USER_DEBUG_LOGGING, "userprocess_debug" },

{ CTL_INT, KERN_CORE_USES_PID, "core_uses_pid" },

/* KERN_TAINTED "tainted" no longer used */

{ CTL_INT, KERN_CADPID, "cad_pid" },

{ CTL_INT, KERN_PIDMAX, "pid_max" },

{ CTL_STR, KERN_CORE_PATTERN, "core_pattern" },

{ CTL_INT, KERN_PANIC_ON_OOPS, "panic_on_oops" },

{ CTL_INT, KERN_HPPA_PWRSW, "soft-power" },

{ CTL_INT, KERN_HPPA_UNALIGNED, "unaligned-trap" },

{ CTL_INT, KERN_PRINTK_RATELIMIT, "printk_ratelimit" },

{ CTL_INT, KERN_PRINTK_RATELIMIT_BURST, "printk_ratelimit_burst" },

{ CTL_DIR, KERN_PTY, "pty", bin_pty_table },

{ CTL_INT, KERN_NGROUPS_MAX, "ngroups_max" },

{ CTL_INT, KERN_SPARC_SCONS_PWROFF, "scons-poweroff" },

/* KERN_HZ_TIMER "hz_timer" no longer used */

{ CTL_INT, KERN_UNKNOWN_NMI_PANIC, "unknown_nmi_panic" },

{ CTL_INT, KERN_BOOTLOADER_TYPE, "bootloader_type" },

{ CTL_INT, KERN_RANDOMIZE, "randomize_va_space" },

{ CTL_INT, KERN_SPIN_RETRY, "spin_retry" },

/* KERN_ACPI_VIDEO_FLAGS "acpi_video_flags" no longer used */

{ CTL_INT, KERN_IA64_UNALIGNED, "ignore-unaligned-usertrap" },

{ CTL_INT, KERN_COMPAT_LOG, "compat-log" },

{ CTL_INT, KERN_MAX_LOCK_DEPTH, "max_lock_depth" },

{ CTL_INT, KERN_PANIC_ON_NMI, "panic_on_unrecovered_nmi" },

{ CTL_INT, KERN_PANIC_ON_WARN, "panic_on_warn" },

{}

};

static const struct bin_table bin_vm_table[] = {

{ CTL_INT, VM_OVERCOMMIT_MEMORY, "overcommit_memory" },

{ CTL_INT, VM_PAGE_CLUSTER, "page-cluster" },

{ CTL_INT, VM_DIRTY_BACKGROUND, "dirty_background_ratio" },

{ CTL_INT, VM_DIRTY_RATIO, "dirty_ratio" },

/* VM_DIRTY_WB_CS "dirty_writeback_centisecs" no longer used */

/* VM_DIRTY_EXPIRE_CS "dirty_expire_centisecs" no longer used */

/* VM_NR_PDFLUSH_THREADS "nr_pdflush_threads" no longer used */

{ CTL_INT, VM_OVERCOMMIT_RATIO, "overcommit_ratio" },

/* VM_PAGEBUF unused */

/* VM_HUGETLB_PAGES "nr_hugepages" no longer used */

{ CTL_INT, VM_SWAPPINESS, "swappiness" },

{ CTL_INT, VM_LOWMEM_RESERVE_RATIO, "lowmem_reserve_ratio" },

{ CTL_INT, VM_MIN_FREE_KBYTES, "min_free_kbytes" },

{ CTL_INT, VM_MAX_MAP_COUNT, "max_map_count" },

{ CTL_INT, VM_LAPTOP_MODE, "laptop_mode" },

{ CTL_INT, VM_BLOCK_DUMP, "block_dump" },

{ CTL_INT, VM_HUGETLB_GROUP, "hugetlb_shm_group" },

{ CTL_INT, VM_VFS_CACHE_PRESSURE, "vfs_cache_pressure" },

{ CTL_INT, VM_LEGACY_VA_LAYOUT, "legacy_va_layout" },

/* VM_SWAP_TOKEN_TIMEOUT unused */

{ CTL_INT, VM_DROP_PAGECACHE, "drop_caches" },

{ CTL_INT, VM_PERCPU_PAGELIST_FRACTION, "percpu_pagelist_fraction" },

{ CTL_INT, VM_ZONE_RECLAIM_MODE, "zone_reclaim_mode" },

{ CTL_INT, VM_MIN_UNMAPPED, "min_unmapped_ratio" },

{ CTL_INT, VM_PANIC_ON_OOM, "panic_on_oom" },

{ CTL_INT, VM_VDSO_ENABLED, "vdso_enabled" },

{ CTL_INT, VM_MIN_SLAB, "min_slab_ratio" },

{}

};

static const struct bin_table bin_net_core_table[] = {

{ CTL_INT, NET_CORE_WMEM_MAX, "wmem_max" },

{ CTL_INT, NET_CORE_RMEM_MAX, "rmem_max" },

{ CTL_INT, NET_CORE_WMEM_DEFAULT, "wmem_default" },

{ CTL_INT, NET_CORE_RMEM_DEFAULT, "rmem_default" },

/* NET_CORE_DESTROY_DELAY unused */

{ CTL_INT, NET_CORE_MAX_BACKLOG, "netdev_max_backlog" },

/* NET_CORE_FASTROUTE unused */

{ CTL_INT, NET_CORE_MSG_COST, "message_cost" },

{ CTL_INT, NET_CORE_MSG_BURST, "message_burst" },

{ CTL_INT, NET_CORE_OPTMEM_MAX, "optmem_max" },

/* NET_CORE_HOT_LIST_LENGTH unused */

/* NET_CORE_DIVERT_VERSION unused */

/* NET_CORE_NO_CONG_THRESH unused */

/* NET_CORE_NO_CONG unused */

/* NET_CORE_LO_CONG unused */

/* NET_CORE_MOD_CONG unused */

{ CTL_INT, NET_CORE_DEV_WEIGHT, "dev_weight" },

{ CTL_INT, NET_CORE_SOMAXCONN, "somaxconn" },

{ CTL_INT, NET_CORE_BUDGET, "netdev_budget" },

{ CTL_INT, NET_CORE_AEVENT_ETIME, "xfrm_aevent_etime" },

{ CTL_INT, NET_CORE_AEVENT_RSEQTH, "xfrm_aevent_rseqth" },

{ CTL_INT, NET_CORE_WARNINGS, "warnings" },

{},

};

static const struct bin_table bin_net_unix_table[] = {

/* NET_UNIX_DESTROY_DELAY unused */

/* NET_UNIX_DELETE_DELAY unused */

{ CTL_INT, NET_UNIX_MAX_DGRAM_QLEN, "max_dgram_qlen" },

{}

};

static const struct bin_table bin_net_ipv4_route_table[] = {

{ CTL_INT, NET_IPV4_ROUTE_FLUSH, "flush" },

/* NET_IPV4_ROUTE_MIN_DELAY "min_delay" no longer used */

/* NET_IPV4_ROUTE_MAX_DELAY "max_delay" no longer used */

{ CTL_INT, NET_IPV4_ROUTE_GC_THRESH, "gc_thresh" },

{ CTL_INT, NET_IPV4_ROUTE_MAX_SIZE, "max_size" },

{ CTL_INT, NET_IPV4_ROUTE_GC_MIN_INTERVAL, "gc_min_interval" },

{ CTL_INT, NET_IPV4_ROUTE_GC_MIN_INTERVAL_MS, "gc_min_interval_ms" },

{ CTL_INT, NET_IPV4_ROUTE_GC_TIMEOUT, "gc_timeout" },

/* NET_IPV4_ROUTE_GC_INTERVAL "gc_interval" no longer used */

{ CTL_INT, NET_IPV4_ROUTE_REDIRECT_LOAD, "redirect_load" },

{ CTL_INT, NET_IPV4_ROUTE_REDIRECT_NUMBER, "redirect_number" },

{ CTL_INT, NET_IPV4_ROUTE_REDIRECT_SILENCE, "redirect_silence" },

{ CTL_INT, NET_IPV4_ROUTE_ERROR_COST, "error_cost" },

{ CTL_INT, NET_IPV4_ROUTE_ERROR_BURST, "error_burst" },

{ CTL_INT, NET_IPV4_ROUTE_GC_ELASTICITY, "gc_elasticity" },

{ CTL_INT, NET_IPV4_ROUTE_MTU_EXPIRES, "mtu_expires" },

{ CTL_INT, NET_IPV4_ROUTE_MIN_PMTU, "min_pmtu" },

{ CTL_INT, NET_IPV4_ROUTE_MIN_ADVMSS, "min_adv_mss" },

{}

};

static const struct bin_table bin_net_ipv4_conf_vars_table[] = {

{ CTL_INT, NET_IPV4_CONF_FORWARDING, "forwarding" },

{ CTL_INT, NET_IPV4_CONF_MC_FORWARDING, "mc_forwarding" },

{ CTL_INT, NET_IPV4_CONF_ACCEPT_REDIRECTS, "accept_redirects" },

{ CTL_INT, NET_IPV4_CONF_SECURE_REDIRECTS, "secure_redirects" },

{ CTL_INT, NET_IPV4_CONF_SEND_REDIRECTS, "send_redirects" },

{ CTL_INT, NET_IPV4_CONF_SHARED_MEDIA, "shared_media" },

{ CTL_INT, NET_IPV4_CONF_RP_FILTER, "rp_filter" },

{ CTL_INT, NET_IPV4_CONF_ACCEPT_SOURCE_ROUTE, "accept_source_route" },

{ CTL_INT, NET_IPV4_CONF_PROXY_ARP, "proxy_arp" },

{ CTL_INT, NET_IPV4_CONF_MEDIUM_ID, "medium_id" },

{ CTL_INT, NET_IPV4_CONF_BOOTP_RELAY, "bootp_relay" },

{ CTL_INT, NET_IPV4_CONF_LOG_MARTIANS, "log_martians" },

{ CTL_INT, NET_IPV4_CONF_TAG, "tag" },

{ CTL_INT, NET_IPV4_CONF_ARPFILTER, "arp_filter" },

{ CTL_INT, NET_IPV4_CONF_ARP_ANNOUNCE, "arp_announce" },

{ CTL_INT, NET_IPV4_CONF_ARP_IGNORE, "arp_ignore" },

{ CTL_INT, NET_IPV4_CONF_ARP_ACCEPT, "arp_accept" },

{ CTL_INT, NET_IPV4_CONF_ARP_NOTIFY, "arp_notify" },

{ CTL_INT, NET_IPV4_CONF_NOXFRM, "disable_xfrm" },

{ CTL_INT, NET_IPV4_CONF_NOPOLICY, "disable_policy" },

{ CTL_INT, NET_IPV4_CONF_FORCE_IGMP_VERSION, "force_igmp_version" },

{ CTL_INT, NET_IPV4_CONF_PROMOTE_SECONDARIES, "promote_secondaries" },

{}

};

static const struct bin_table bin_net_ipv4_conf_table[] = {

{ CTL_DIR, NET_PROTO_CONF_ALL, "all", bin_net_ipv4_conf_vars_table },

{ CTL_DIR, NET_PROTO_CONF_DEFAULT, "default", bin_net_ipv4_conf_vars_table },

{ CTL_DIR, 0, NULL, bin_net_ipv4_conf_vars_table },

{}

};

static const struct bin_table bin_net_neigh_vars_table[] = {

{ CTL_INT, NET_NEIGH_MCAST_SOLICIT, "mcast_solicit" },

{ CTL_INT, NET_NEIGH_UCAST_SOLICIT, "ucast_solicit" },

{ CTL_INT, NET_NEIGH_APP_SOLICIT, "app_solicit" },

/* NET_NEIGH_RETRANS_TIME "retrans_time" no longer used */

{ CTL_INT, NET_NEIGH_REACHABLE_TIME, "base_reachable_time" },

{ CTL_INT, NET_NEIGH_DELAY_PROBE_TIME, "delay_first_probe_time" },

{ CTL_INT, NET_NEIGH_GC_STALE_TIME, "gc_stale_time" },

{ CTL_INT, NET_NEIGH_UNRES_QLEN, "unres_qlen" },

{ CTL_INT, NET_NEIGH_PROXY_QLEN, "proxy_qlen" },

/* NET_NEIGH_ANYCAST_DELAY "anycast_delay" no longer used */

/* NET_NEIGH_PROXY_DELAY "proxy_delay" no longer used */

/* NET_NEIGH_LOCKTIME "locktime" no longer used */

{ CTL_INT, NET_NEIGH_GC_INTERVAL, "gc_interval" },

{ CTL_INT, NET_NEIGH_GC_THRESH1, "gc_thresh1" },

{ CTL_INT, NET_NEIGH_GC_THRESH2, "gc_thresh2" },

{ CTL_INT, NET_NEIGH_GC_THRESH3, "gc_thresh3" },

{ CTL_INT, NET_NEIGH_RETRANS_TIME_MS, "retrans_time_ms" },

{ CTL_INT, NET_NEIGH_REACHABLE_TIME_MS, "base_reachable_time_ms" },

{}

};

static const struct bin_table bin_net_neigh_table[] = {

{ CTL_DIR, NET_PROTO_CONF_DEFAULT, "default", bin_net_neigh_vars_table },

{ CTL_DIR, 0, NULL, bin_net_neigh_vars_table },

{}

};

static const struct bin_table bin_net_ipv4_netfilter_table[] = {

{ CTL_INT, NET_IPV4_NF_CONNTRACK_MAX, "ip_conntrack_max" },

/* NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_SYN_SENT "ip_conntrack_tcp_timeout_syn_sent" no longer used */

/* NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_SYN_RECV "ip_conntrack_tcp_timeout_syn_recv" no longer used */

/* NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_ESTABLISHED "ip_conntrack_tcp_timeout_established" no longer used */

/* NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_FIN_WAIT "ip_conntrack_tcp_timeout_fin_wait" no longer used */

/* NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_CLOSE_WAIT "ip_conntrack_tcp_timeout_close_wait" no longer used */

/* NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_LAST_ACK "ip_conntrack_tcp_timeout_last_ack" no longer used */

/* NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_TIME_WAIT "ip_conntrack_tcp_timeout_time_wait" no longer used */

/* NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_CLOSE "ip_conntrack_tcp_timeout_close" no longer used */

/* NET_IPV4_NF_CONNTRACK_UDP_TIMEOUT "ip_conntrack_udp_timeout" no longer used */

/* NET_IPV4_NF_CONNTRACK_UDP_TIMEOUT_STREAM "ip_conntrack_udp_timeout_stream" no longer used */

/* NET_IPV4_NF_CONNTRACK_ICMP_TIMEOUT "ip_conntrack_icmp_timeout" no longer used */

/* NET_IPV4_NF_CONNTRACK_GENERIC_TIMEOUT "ip_conntrack_generic_timeout" no longer used */

{ CTL_INT, NET_IPV4_NF_CONNTRACK_BUCKETS, "ip_conntrack_buckets" },

{ CTL_INT, NET_IPV4_NF_CONNTRACK_LOG_INVALID, "ip_conntrack_log_invalid" },

/* NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_MAX_RETRANS "ip_conntrack_tcp_timeout_max_retrans" no longer used */

{ CTL_INT, NET_IPV4_NF_CONNTRACK_TCP_LOOSE, "ip_conntrack_tcp_loose" },

{ CTL_INT, NET_IPV4_NF_CONNTRACK_TCP_BE_LIBERAL, "ip_conntrack_tcp_be_liberal" },

{ CTL_INT, NET_IPV4_NF_CONNTRACK_TCP_MAX_RETRANS, "ip_conntrack_tcp_max_retrans" },

/* NET_IPV4_NF_CONNTRACK_SCTP_TIMEOUT_CLOSED "ip_conntrack_sctp_timeout_closed" no longer used */

/* NET_IPV4_NF_CONNTRACK_SCTP_TIMEOUT_COOKIE_WAIT "ip_conntrack_sctp_timeout_cookie_wait" no longer used */

/* NET_IPV4_NF_CONNTRACK_SCTP_TIMEOUT_COOKIE_ECHOED "ip_conntrack_sctp_timeout_cookie_echoed" no longer used */

/* NET_IPV4_NF_CONNTRACK_SCTP_TIMEOUT_ESTABLISHED "ip_conntrack_sctp_timeout_established" no longer used */

/* NET_IPV4_NF_CONNTRACK_SCTP_TIMEOUT_SHUTDOWN_SENT "ip_conntrack_sctp_timeout_shutdown_sent" no longer used */

/* NET_IPV4_NF_CONNTRACK_SCTP_TIMEOUT_SHUTDOWN_RECD "ip_conntrack_sctp_timeout_shutdown_recd" no longer used */

/* NET_IPV4_NF_CONNTRACK_SCTP_TIMEOUT_SHUTDOWN_ACK_SENT "ip_conntrack_sctp_timeout_shutdown_ack_sent" no longer used */

{ CTL_INT, NET_IPV4_NF_CONNTRACK_COUNT, "ip_conntrack_count" },

{ CTL_INT, NET_IPV4_NF_CONNTRACK_CHECKSUM, "ip_conntrack_checksum" },

{}

};

static const struct bin_table bin_net_ipv4_table[] = {

{CTL_INT, NET_IPV4_FORWARD, "ip_forward" },

{ CTL_DIR, NET_IPV4_CONF, "conf", bin_net_ipv4_conf_table },

{ CTL_DIR, NET_IPV4_NEIGH, "neigh", bin_net_neigh_table },

{ CTL_DIR, NET_IPV4_ROUTE, "route", bin_net_ipv4_route_table },

/* NET_IPV4_FIB_HASH unused */

{ CTL_DIR, NET_IPV4_NETFILTER, "netfilter", bin_net_ipv4_netfilter_table },

{ CTL_INT, NET_IPV4_TCP_TIMESTAMPS, "tcp_timestamps" },

{ CTL_INT, NET_IPV4_TCP_WINDOW_SCALING, "tcp_window_scaling" },

{ CTL_INT, NET_IPV4_TCP_SACK, "tcp_sack" },

{ CTL_INT, NET_IPV4_TCP_RETRANS_COLLAPSE, "tcp_retrans_collapse" },

{ CTL_INT, NET_IPV4_DEFAULT_TTL, "ip_default_ttl" },

/* NET_IPV4_AUTOCONFIG unused */

{ CTL_INT, NET_IPV4_NO_PMTU_DISC, "ip_no_pmtu_disc" },

{ CTL_INT, NET_IPV4_NONLOCAL_BIND, "ip_nonlocal_bind" },

{ CTL_INT, NET_IPV4_TCP_SYN_RETRIES, "tcp_syn_retries" },

{ CTL_INT, NET_TCP_SYNACK_RETRIES, "tcp_synack_retries" },

{ CTL_INT, NET_TCP_MAX_ORPHANS, "tcp_max_orphans" },

{ CTL_INT, NET_TCP_MAX_TW_BUCKETS, "tcp_max_tw_buckets" },

{ CTL_INT, NET_IPV4_DYNADDR, "ip_dynaddr" },

{ CTL_INT, NET_IPV4_TCP_KEEPALIVE_TIME, "tcp_keepalive_time" },

{ CTL_INT, NET_IPV4_TCP_KEEPALIVE_PROBES, "tcp_keepalive_probes" },

{ CTL_INT, NET_IPV4_TCP_KEEPALIVE_INTVL, "tcp_keepalive_intvl" },

{ CTL_INT, NET_IPV4_TCP_RETRIES1, "tcp_retries1" },

{ CTL_INT, NET_IPV4_TCP_RETRIES2, "tcp_retries2" },

{ CTL_INT, NET_IPV4_TCP_FIN_TIMEOUT, "tcp_fin_timeout" },

{ CTL_INT, NET_TCP_SYNCOOKIES, "tcp_syncookies" },

{ CTL_INT, NET_TCP_TW_RECYCLE, "tcp_tw_recycle" },

{ CTL_INT, NET_TCP_ABORT_ON_OVERFLOW, "tcp_abort_on_overflow" },

{ CTL_INT, NET_TCP_STDURG, "tcp_stdurg" },

{ CTL_INT, NET_TCP_RFC1337, "tcp_rfc1337" },

{ CTL_INT, NET_TCP_MAX_SYN_BACKLOG, "tcp_max_syn_backlog" },

{ CTL_INT, NET_IPV4_LOCAL_PORT_RANGE, "ip_local_port_range" },

{ CTL_INT, NET_IPV4_IGMP_MAX_MEMBERSHIPS, "igmp_max_memberships" },

{ CTL_INT, NET_IPV4_IGMP_MAX_MSF, "igmp_max_msf" },

{ CTL_INT, NET_IPV4_INET_PEER_THRESHOLD, "inet_peer_threshold" },

{ CTL_INT, NET_IPV4_INET_PEER_MINTTL, "inet_peer_minttl" },

{ CTL_INT, NET_IPV4_INET_PEER_MAXTTL, "inet_peer_maxttl" },

{ CTL_INT, NET_IPV4_INET_PEER_GC_MINTIME, "inet_peer_gc_mintime" },

{ CTL_INT, NET_IPV4_INET_PEER_GC_MAXTIME, "inet_peer_gc_maxtime" },

{ CTL_INT, NET_TCP_ORPHAN_RETRIES, "tcp_orphan_retries" },

{ CTL_INT, NET_TCP_FACK, "tcp_fack" },

{ CTL_INT, NET_TCP_REORDERING, "tcp_reordering" },

{ CTL_INT, NET_TCP_ECN, "tcp_ecn" },

{ CTL_INT, NET_TCP_DSACK, "tcp_dsack" },

{ CTL_INT, NET_TCP_MEM, "tcp_mem" },

{ CTL_INT, NET_TCP_WMEM, "tcp_wmem" },

{ CTL_INT, NET_TCP_RMEM, "tcp_rmem" },

{ CTL_INT, NET_TCP_APP_WIN, "tcp_app_win" },

{ CTL_INT, NET_TCP_ADV_WIN_SCALE, "tcp_adv_win_scale" },

{ CTL_INT, NET_TCP_TW_REUSE, "tcp_tw_reuse" },

{ CTL_INT, NET_TCP_FRTO, "tcp_frto" },

{ CTL_INT, NET_TCP_FRTO_RESPONSE, "tcp_frto_response" },

{ CTL_INT, NET_TCP_LOW_LATENCY, "tcp_low_latency" },

{ CTL_INT, NET_TCP_NO_METRICS_SAVE, "tcp_no_metrics_save" },

{ CTL_INT, NET_TCP_MODERATE_RCVBUF, "tcp_moderate_rcvbuf" },

{ CTL_INT, NET_TCP_TSO_WIN_DIVISOR, "tcp_tso_win_divisor" },

{ CTL_STR, NET_TCP_CONG_CONTROL, "tcp_congestion_control" },

{ CTL_INT, NET_TCP_MTU_PROBING, "tcp_mtu_probing" },

{ CTL_INT, NET_TCP_BASE_MSS, "tcp_base_mss" },

{ CTL_INT, NET_IPV4_TCP_WORKAROUND_SIGNED_WINDOWS, "tcp_workaround_signed_windows" },

{ CTL_INT, NET_TCP_SLOW_START_AFTER_IDLE, "tcp_slow_start_after_idle" },

{ CTL_INT, NET_CIPSOV4_CACHE_ENABLE, "cipso_cache_enable" },

{ CTL_INT, NET_CIPSOV4_CACHE_BUCKET_SIZE, "cipso_cache_bucket_size" },

{ CTL_INT, NET_CIPSOV4_RBM_OPTFMT, "cipso_rbm_optfmt" },

{ CTL_INT, NET_CIPSOV4_RBM_STRICTVALID, "cipso_rbm_strictvalid" },

/* NET_TCP_AVAIL_CONG_CONTROL "tcp_available_congestion_control" no longer used */

{ CTL_STR, NET_TCP_ALLOWED_CONG_CONTROL, "tcp_allowed_congestion_control" },

{ CTL_INT, NET_TCP_MAX_SSTHRESH, "tcp_max_ssthresh" },

{ CTL_INT, NET_IPV4_ICMP_ECHO_IGNORE_ALL, "icmp_echo_ignore_all" },

{ CTL_INT, NET_IPV4_ICMP_ECHO_IGNORE_BROADCASTS, "icmp_echo_ignore_broadcasts" },

{ CTL_INT, NET_IPV4_ICMP_IGNORE_BOGUS_ERROR_RESPONSES, "icmp_ignore_bogus_error_responses" },

{ CTL_INT, NET_IPV4_ICMP_ERRORS_USE_INBOUND_IFADDR, "icmp_errors_use_inbound_ifaddr" },

{ CTL_INT, NET_IPV4_ICMP_RATELIMIT, "icmp_ratelimit" },

{ CTL_INT, NET_IPV4_ICMP_RATEMASK, "icmp_ratemask" },

{ CTL_INT, NET_IPV4_IPFRAG_HIGH_THRESH, "ipfrag_high_thresh" },

{ CTL_INT, NET_IPV4_IPFRAG_LOW_THRESH, "ipfrag_low_thresh" },

{ CTL_INT, NET_IPV4_IPFRAG_TIME, "ipfrag_time" },

{ CTL_INT, NET_IPV4_IPFRAG_SECRET_INTERVAL, "ipfrag_secret_interval" },

/* NET_IPV4_IPFRAG_MAX_DIST "ipfrag_max_dist" no longer used */

{ CTL_INT, 2088 /* NET_IPQ_QMAX */, "ip_queue_maxlen" },

/* NET_TCP_DEFAULT_WIN_SCALE unused */

/* NET_TCP_BIC_BETA unused */

/* NET_IPV4_TCP_MAX_KA_PROBES unused */

/* NET_IPV4_IP_MASQ_DEBUG unused */

/* NET_TCP_SYN_TAILDROP unused */

/* NET_IPV4_ICMP_SOURCEQUENCH_RATE unused */

/* NET_IPV4_ICMP_DESTUNREACH_RATE unused */

/* NET_IPV4_ICMP_TIMEEXCEED_RATE unused */

/* NET_IPV4_ICMP_PARAMPROB_RATE unused */

/* NET_IPV4_ICMP_ECHOREPLY_RATE unused */

/* NET_IPV4_ALWAYS_DEFRAG unused */

{}

};

static const struct bin_table bin_net_ipx_table[] = {

{ CTL_INT, NET_IPX_PPROP_BROADCASTING, "ipx_pprop_broadcasting" },

/* NET_IPX_FORWARDING unused */

{}

};

static const struct bin_table bin_net_atalk_table[] = {

{ CTL_INT, NET_ATALK_AARP_EXPIRY_TIME, "aarp-expiry-time" },

{ CTL_INT, NET_ATALK_AARP_TICK_TIME, "aarp-tick-time" },

{ CTL_INT, NET_ATALK_AARP_RETRANSMIT_LIMIT, "aarp-retransmit-limit" },

{ CTL_INT, NET_ATALK_AARP_RESOLVE_TIME, "aarp-resolve-time" },

{},

};

static const struct bin_table bin_net_netrom_table[] = {

{ CTL_INT, NET_NETROM_DEFAULT_PATH_QUALITY, "default_path_quality" },

{ CTL_INT, NET_NETROM_OBSOLESCENCE_COUNT_INITIALISER, "obsolescence_count_initialiser" },

{ CTL_INT, NET_NETROM_NETWORK_TTL_INITIALISER, "network_ttl_initialiser" },

{ CTL_INT, NET_NETROM_TRANSPORT_TIMEOUT, "transport_timeout" },

{ CTL_INT, NET_NETROM_TRANSPORT_MAXIMUM_TRIES, "transport_maximum_tries" },

{ CTL_INT, NET_NETROM_TRANSPORT_ACKNOWLEDGE_DELAY, "transport_acknowledge_delay" },

{ CTL_INT, NET_NETROM_TRANSPORT_BUSY_DELAY, "transport_busy_delay" },

{ CTL_INT, NET_NETROM_TRANSPORT_REQUESTED_WINDOW_SIZE, "transport_requested_window_size" },

{ CTL_INT, NET_NETROM_TRANSPORT_NO_ACTIVITY_TIMEOUT, "transport_no_activity_timeout" },

{ CTL_INT, NET_NETROM_ROUTING_CONTROL, "routing_control" },

{ CTL_INT, NET_NETROM_LINK_FAILS_COUNT, "link_fails_count" },

{ CTL_INT, NET_NETROM_RESET, "reset" },

{}

};

static const struct bin_table bin_net_ax25_param_table[] = {

{ CTL_INT, NET_AX25_IP_DEFAULT_MODE, "ip_default_mode" },

{ CTL_INT, NET_AX25_DEFAULT_MODE, "ax25_default_mode" },

{ CTL_INT, NET_AX25_BACKOFF_TYPE, "backoff_type" },

{ CTL_INT, NET_AX25_CONNECT_MODE, "connect_mode" },

{ CTL_INT, NET_AX25_STANDARD_WINDOW, "standard_window_size" },

{ CTL_INT, NET_AX25_EXTENDED_WINDOW, "extended_window_size" },

{ CTL_INT, NET_AX25_T1_TIMEOUT, "t1_timeout" },

{ CTL_INT, NET_AX25_T2_TIMEOUT, "t2_timeout" },

{ CTL_INT, NET_AX25_T3_TIMEOUT, "t3_timeout" },

{ CTL_INT, NET_AX25_IDLE_TIMEOUT, "idle_timeout" },

{ CTL_INT, NET_AX25_N2, "maximum_retry_count" },

{ CTL_INT, NET_AX25_PACLEN, "maximum_packet_length" },

{ CTL_INT, NET_AX25_PROTOCOL, "protocol" },

{ CTL_INT, NET_AX25_DAMA_SLAVE_TIMEOUT, "dama_slave_timeout" },

{}

};

static const struct bin_table bin_net_ax25_table[] = {

{ CTL_DIR, 0, NULL, bin_net_ax25_param_table },

{}

};

static const struct bin_table bin_net_rose_table[] = {

{ CTL_INT, NET_ROSE_RESTART_REQUEST_TIMEOUT, "restart_request_timeout" },

{ CTL_INT, NET_ROSE_CALL_REQUEST_TIMEOUT, "call_request_timeout" },

{ CTL_INT, NET_ROSE_RESET_REQUEST_TIMEOUT, "reset_request_timeout" },

{ CTL_INT, NET_ROSE_CLEAR_REQUEST_TIMEOUT, "clear_request_timeout" },

{ CTL_INT, NET_ROSE_ACK_HOLD_BACK_TIMEOUT, "acknowledge_hold_back_timeout" },

{ CTL_INT, NET_ROSE_ROUTING_CONTROL, "routing_control" },

{ CTL_INT, NET_ROSE_LINK_FAIL_TIMEOUT, "link_fail_timeout" },

{ CTL_INT, NET_ROSE_MAX_VCS, "maximum_virtual_circuits" },

{ CTL_INT, NET_ROSE_WINDOW_SIZE, "window_size" },

{ CTL_INT, NET_ROSE_NO_ACTIVITY_TIMEOUT, "no_activity_timeout" },

{}

};

static const struct bin_table bin_net_ipv6_conf_var_table[] = {

{ CTL_INT, NET_IPV6_FORWARDING, "forwarding" },

{ CTL_INT, NET_IPV6_HOP_LIMIT, "hop_limit" },

{ CTL_INT, NET_IPV6_MTU, "mtu" },

{ CTL_INT, NET_IPV6_ACCEPT_RA, "accept_ra" },

{ CTL_INT, NET_IPV6_ACCEPT_REDIRECTS, "accept_redirects" },

{ CTL_INT, NET_IPV6_AUTOCONF, "autoconf" },

{ CTL_INT, NET_IPV6_DAD_TRANSMITS, "dad_transmits" },

{ CTL_INT, NET_IPV6_RTR_SOLICITS, "router_solicitations" },

{ CTL_INT, NET_IPV6_RTR_SOLICIT_INTERVAL, "router_solicitation_interval" },

{ CTL_INT, NET_IPV6_RTR_SOLICIT_DELAY, "router_solicitation_delay" },

{ CTL_INT, NET_IPV6_USE_TEMPADDR, "use_tempaddr" },

{ CTL_INT, NET_IPV6_TEMP_VALID_LFT, "temp_valid_lft" },

{ CTL_INT, NET_IPV6_TEMP_PREFERED_LFT, "temp_prefered_lft" },

{ CTL_INT, NET_IPV6_REGEN_MAX_RETRY, "regen_max_retry" },

{ CTL_INT, NET_IPV6_MAX_DESYNC_FACTOR, "max_desync_factor" },

{ CTL_INT, NET_IPV6_MAX_ADDRESSES, "max_addresses" },

{ CTL_INT, NET_IPV6_FORCE_MLD_VERSION, "force_mld_version" },

{ CTL_INT, NET_IPV6_ACCEPT_RA_DEFRTR, "accept_ra_defrtr" },

{ CTL_INT, NET_IPV6_ACCEPT_RA_PINFO, "accept_ra_pinfo" },

{ CTL_INT, NET_IPV6_ACCEPT_RA_RTR_PREF, "accept_ra_rtr_pref" },

{ CTL_INT, NET_IPV6_RTR_PROBE_INTERVAL, "router_probe_interval" },

{ CTL_INT, NET_IPV6_ACCEPT_RA_RT_INFO_MAX_PLEN, "accept_ra_rt_info_max_plen" },

{ CTL_INT, NET_IPV6_PROXY_NDP, "proxy_ndp" },

{ CTL_INT, NET_IPV6_ACCEPT_SOURCE_ROUTE, "accept_source_route" },

{ CTL_INT, NET_IPV6_ACCEPT_RA_FROM_LOCAL, "accept_ra_from_local" },

{}

};

static const struct bin_table bin_net_ipv6_conf_table[] = {

{ CTL_DIR, NET_PROTO_CONF_ALL, "all", bin_net_ipv6_conf_var_table },

{ CTL_DIR, NET_PROTO_CONF_DEFAULT, "default", bin_net_ipv6_conf_var_table },

{ CTL_DIR, 0, NULL, bin_net_ipv6_conf_var_table },

{}

};

static const struct bin_table bin_net_ipv6_route_table[] = {

/* NET_IPV6_ROUTE_FLUSH "flush" no longer used */

{ CTL_INT, NET_IPV6_ROUTE_GC_THRESH, "gc_thresh" },

{ CTL_INT, NET_IPV6_ROUTE_MAX_SIZE, "max_size" },

{ CTL_INT, NET_IPV6_ROUTE_GC_MIN_INTERVAL, "gc_min_interval" },

{ CTL_INT, NET_IPV6_ROUTE_GC_TIMEOUT, "gc_timeout" },

{ CTL_INT, NET_IPV6_ROUTE_GC_INTERVAL, "gc_interval" },

{ CTL_INT, NET_IPV6_ROUTE_GC_ELASTICITY, "gc_elasticity" },

{ CTL_INT, NET_IPV6_ROUTE_MTU_EXPIRES, "mtu_expires" },

{ CTL_INT, NET_IPV6_ROUTE_MIN_ADVMSS, "min_adv_mss" },

{ CTL_INT, NET_IPV6_ROUTE_GC_MIN_INTERVAL_MS, "gc_min_interval_ms" },

{}

};

static const struct bin_table bin_net_ipv6_icmp_table[] = {

{ CTL_INT, NET_IPV6_ICMP_RATELIMIT, "ratelimit" },

{}

};

static const struct bin_table bin_net_ipv6_table[] = {

{ CTL_DIR, NET_IPV6_CONF, "conf", bin_net_ipv6_conf_table },

{ CTL_DIR, NET_IPV6_NEIGH, "neigh", bin_net_neigh_table },

{ CTL_DIR, NET_IPV6_ROUTE, "route", bin_net_ipv6_route_table },

{ CTL_DIR, NET_IPV6_ICMP, "icmp", bin_net_ipv6_icmp_table },

{ CTL_INT, NET_IPV6_BINDV6ONLY, "bindv6only" },

{ CTL_INT, NET_IPV6_IP6FRAG_HIGH_THRESH, "ip6frag_high_thresh" },

{ CTL_INT, NET_IPV6_IP6FRAG_LOW_THRESH, "ip6frag_low_thresh" },

{ CTL_INT, NET_IPV6_IP6FRAG_TIME, "ip6frag_time" },

{ CTL_INT, NET_IPV6_IP6FRAG_SECRET_INTERVAL, "ip6frag_secret_interval" },

{ CTL_INT, NET_IPV6_MLD_MAX_MSF, "mld_max_msf" },

{ CTL_INT, 2088 /* IPQ_QMAX */, "ip6_queue_maxlen" },

{}

};

static const struct bin_table bin_net_x25_table[] = {

{ CTL_INT, NET_X25_RESTART_REQUEST_TIMEOUT, "restart_request_timeout" },

{ CTL_INT, NET_X25_CALL_REQUEST_TIMEOUT, "call_request_timeout" },

{ CTL_INT, NET_X25_RESET_REQUEST_TIMEOUT, "reset_request_timeout" },

{ CTL_INT, NET_X25_CLEAR_REQUEST_TIMEOUT, "clear_request_timeout" },

{ CTL_INT, NET_X25_ACK_HOLD_BACK_TIMEOUT, "acknowledgement_hold_back_timeout" },

{ CTL_INT, NET_X25_FORWARD, "x25_forward" },

{}

};

static const struct bin_table bin_net_tr_table[] = {

{ CTL_INT, NET_TR_RIF_TIMEOUT, "rif_timeout" },

{}

};

static const struct bin_table bin_net_decnet_conf_vars[] = {

{ CTL_INT, NET_DECNET_CONF_DEV_FORWARDING, "forwarding" },

{ CTL_INT, NET_DECNET_CONF_DEV_PRIORITY, "priority" },

{ CTL_INT, NET_DECNET_CONF_DEV_T2, "t2" },

{ CTL_INT, NET_DECNET_CONF_DEV_T3, "t3" },

{}

};

static const struct bin_table bin_net_decnet_conf[] = {

{ CTL_DIR, NET_DECNET_CONF_ETHER, "ethernet", bin_net_decnet_conf_vars },

{ CTL_DIR, NET_DECNET_CONF_GRE, "ipgre", bin_net_decnet_conf_vars },

{ CTL_DIR, NET_DECNET_CONF_X25, "x25", bin_net_decnet_conf_vars },

{ CTL_DIR, NET_DECNET_CONF_PPP, "ppp", bin_net_decnet_conf_vars },

{ CTL_DIR, NET_DECNET_CONF_DDCMP, "ddcmp", bin_net_decnet_conf_vars },

{ CTL_DIR, NET_DECNET_CONF_LOOPBACK, "loopback", bin_net_decnet_conf_vars },

{ CTL_DIR, 0, NULL, bin_net_decnet_conf_vars },

{}

};

static const struct bin_table bin_net_decnet_table[] = {

{ CTL_DIR, NET_DECNET_CONF, "conf", bin_net_decnet_conf },

{ CTL_DNADR, NET_DECNET_NODE_ADDRESS, "node_address" },

{ CTL_STR, NET_DECNET_NODE_NAME, "node_name" },

{ CTL_STR, NET_DECNET_DEFAULT_DEVICE, "default_device" },

{ CTL_INT, NET_DECNET_TIME_WAIT, "time_wait" },

{ CTL_INT, NET_DECNET_DN_COUNT, "dn_count" },

{ CTL_INT, NET_DECNET_DI_COUNT, "di_count" },

{ CTL_INT, NET_DECNET_DR_COUNT, "dr_count" },

{ CTL_INT, NET_DECNET_DST_GC_INTERVAL, "dst_gc_interval" },

{ CTL_INT, NET_DECNET_NO_FC_MAX_CWND, "no_fc_max_cwnd" },

{ CTL_INT, NET_DECNET_MEM, "decnet_mem" },

{ CTL_INT, NET_DECNET_RMEM, "decnet_rmem" },

{ CTL_INT, NET_DECNET_WMEM, "decnet_wmem" },

{ CTL_INT, NET_DECNET_DEBUG_LEVEL, "debug" },

{}

};

static const struct bin_table bin_net_sctp_table[] = {

{ CTL_INT, NET_SCTP_RTO_INITIAL, "rto_initial" },

{ CTL_INT, NET_SCTP_RTO_MIN, "rto_min" },

{ CTL_INT, NET_SCTP_RTO_MAX, "rto_max" },

{ CTL_INT, NET_SCTP_RTO_ALPHA, "rto_alpha_exp_divisor" },

{ CTL_INT, NET_SCTP_RTO_BETA, "rto_beta_exp_divisor" },

{ CTL_INT, NET_SCTP_VALID_COOKIE_LIFE, "valid_cookie_life" },

{ CTL_INT, NET_SCTP_ASSOCIATION_MAX_RETRANS, "association_max_retrans" },

{ CTL_INT, NET_SCTP_PATH_MAX_RETRANS, "path_max_retrans" },

{ CTL_INT, NET_SCTP_MAX_INIT_RETRANSMITS, "max_init_retransmits" },

{ CTL_INT, NET_SCTP_HB_INTERVAL, "hb_interval" },

{ CTL_INT, NET_SCTP_PRESERVE_ENABLE, "cookie_preserve_enable" },

{ CTL_INT, NET_SCTP_MAX_BURST, "max_burst" },

{ CTL_INT, NET_SCTP_ADDIP_ENABLE, "addip_enable" },

{ CTL_INT, NET_SCTP_PRSCTP_ENABLE, "prsctp_enable" },

{ CTL_INT, NET_SCTP_SNDBUF_POLICY, "sndbuf_policy" },

{ CTL_INT, NET_SCTP_SACK_TIMEOUT, "sack_timeout" },

{ CTL_INT, NET_SCTP_RCVBUF_POLICY, "rcvbuf_policy" },

{}

};

static const struct bin_table bin_net_llc_llc2_timeout_table[] = {

{ CTL_INT, NET_LLC2_ACK_TIMEOUT, "ack" },

{ CTL_INT, NET_LLC2_P_TIMEOUT, "p" },

{ CTL_INT, NET_LLC2_REJ_TIMEOUT, "rej" },

{ CTL_INT, NET_LLC2_BUSY_TIMEOUT, "busy" },

{}

};

static const struct bin_table bin_net_llc_station_table[] = {

{ CTL_INT, NET_LLC_STATION_ACK_TIMEOUT, "ack_timeout" },

{}

};

static const struct bin_table bin_net_llc_llc2_table[] = {

{ CTL_DIR, NET_LLC2, "timeout", bin_net_llc_llc2_timeout_table },

{}

};

static const struct bin_table bin_net_llc_table[] = {

{ CTL_DIR, NET_LLC2, "llc2", bin_net_llc_llc2_table },

{ CTL_DIR, NET_LLC_STATION, "station", bin_net_llc_station_table },

{}

};

static const struct bin_table bin_net_netfilter_table[] = {

{ CTL_INT, NET_NF_CONNTRACK_MAX, "nf_conntrack_max" },

/* NET_NF_CONNTRACK_TCP_TIMEOUT_SYN_SENT "nf_conntrack_tcp_timeout_syn_sent" no longer used */

/* NET_NF_CONNTRACK_TCP_TIMEOUT_SYN_RECV "nf_conntrack_tcp_timeout_syn_recv" no longer used */

/* NET_NF_CONNTRACK_TCP_TIMEOUT_ESTABLISHED "nf_conntrack_tcp_timeout_established" no longer used */

/* NET_NF_CONNTRACK_TCP_TIMEOUT_FIN_WAIT "nf_conntrack_tcp_timeout_fin_wait" no longer used */

/* NET_NF_CONNTRACK_TCP_TIMEOUT_CLOSE_WAIT "nf_conntrack_tcp_timeout_close_wait" no longer used */

/* NET_NF_CONNTRACK_TCP_TIMEOUT_LAST_ACK "nf_conntrack_tcp_timeout_last_ack" no longer used */

/* NET_NF_CONNTRACK_TCP_TIMEOUT_TIME_WAIT "nf_conntrack_tcp_timeout_time_wait" no longer used */

/* NET_NF_CONNTRACK_TCP_TIMEOUT_CLOSE "nf_conntrack_tcp_timeout_close" no longer used */

/* NET_NF_CONNTRACK_UDP_TIMEOUT "nf_conntrack_udp_timeout" no longer used */

/* NET_NF_CONNTRACK_UDP_TIMEOUT_STREAM "nf_conntrack_udp_timeout_stream" no longer used */

/* NET_NF_CONNTRACK_ICMP_TIMEOUT "nf_conntrack_icmp_timeout" no longer used */

/* NET_NF_CONNTRACK_GENERIC_TIMEOUT "nf_conntrack_generic_timeout" no longer used */

{ CTL_INT, NET_NF_CONNTRACK_BUCKETS, "nf_conntrack_buckets" },

{ CTL_INT, NET_NF_CONNTRACK_LOG_INVALID, "nf_conntrack_log_invalid" },

/* NET_NF_CONNTRACK_TCP_TIMEOUT_MAX_RETRANS "nf_conntrack_tcp_timeout_max_retrans" no longer used */

{ CTL_INT, NET_NF_CONNTRACK_TCP_LOOSE, "nf_conntrack_tcp_loose" },

{ CTL_INT, NET_NF_CONNTRACK_TCP_BE_LIBERAL, "nf_conntrack_tcp_be_liberal" },

{ CTL_INT, NET_NF_CONNTRACK_TCP_MAX_RETRANS, "nf_conntrack_tcp_max_retrans" },

/* NET_NF_CONNTRACK_SCTP_TIMEOUT_CLOSED "nf_conntrack_sctp_timeout_closed" no longer used */

/* NET_NF_CONNTRACK_SCTP_TIMEOUT_COOKIE_WAIT "nf_conntrack_sctp_timeout_cookie_wait" no longer used */

/* NET_NF_CONNTRACK_SCTP_TIMEOUT_COOKIE_ECHOED "nf_conntrack_sctp_timeout_cookie_echoed" no longer used */

/* NET_NF_CONNTRACK_SCTP_TIMEOUT_ESTABLISHED "nf_conntrack_sctp_timeout_established" no longer used */

/* NET_NF_CONNTRACK_SCTP_TIMEOUT_SHUTDOWN_SENT "nf_conntrack_sctp_timeout_shutdown_sent" no longer used */

/* NET_NF_CONNTRACK_SCTP_TIMEOUT_SHUTDOWN_RECD "nf_conntrack_sctp_timeout_shutdown_recd" no longer used */

/* NET_NF_CONNTRACK_SCTP_TIMEOUT_SHUTDOWN_ACK_SENT "nf_conntrack_sctp_timeout_shutdown_ack_sent" no longer used */

{ CTL_INT, NET_NF_CONNTRACK_COUNT, "nf_conntrack_count" },

/* NET_NF_CONNTRACK_ICMPV6_TIMEOUT "nf_conntrack_icmpv6_timeout" no longer used */

/* NET_NF_CONNTRACK_FRAG6_TIMEOUT "nf_conntrack_frag6_timeout" no longer used */

{ CTL_INT, NET_NF_CONNTRACK_FRAG6_LOW_THRESH, "nf_conntrack_frag6_low_thresh" },

{ CTL_INT, NET_NF_CONNTRACK_FRAG6_HIGH_THRESH, "nf_conntrack_frag6_high_thresh" },

{ CTL_INT, NET_NF_CONNTRACK_CHECKSUM, "nf_conntrack_checksum" },

{}

};

static const struct bin_table bin_net_irda_table[] = {

{ CTL_INT, NET_IRDA_DISCOVERY, "discovery" },

{ CTL_STR, NET_IRDA_DEVNAME, "devname" },

{ CTL_INT, NET_IRDA_DEBUG, "debug" },

{ CTL_INT, NET_IRDA_FAST_POLL, "fast_poll_increase" },

{ CTL_INT, NET_IRDA_DISCOVERY_SLOTS, "discovery_slots" },

{ CTL_INT, NET_IRDA_DISCOVERY_TIMEOUT, "discovery_timeout" },

{ CTL_INT, NET_IRDA_SLOT_TIMEOUT, "slot_timeout" },

{ CTL_INT, NET_IRDA_MAX_BAUD_RATE, "max_baud_rate" },

{ CTL_INT, NET_IRDA_MIN_TX_TURN_TIME, "min_tx_turn_time" },

{ CTL_INT, NET_IRDA_MAX_TX_DATA_SIZE, "max_tx_data_size" },

{ CTL_INT, NET_IRDA_MAX_TX_WINDOW, "max_tx_window" },

{ CTL_INT, NET_IRDA_MAX_NOREPLY_TIME, "max_noreply_time" },

{ CTL_INT, NET_IRDA_WARN_NOREPLY_TIME, "warn_noreply_time" },

{ CTL_INT, NET_IRDA_LAP_KEEPALIVE_TIME, "lap_keepalive_time" },

{}

};

static const struct bin_table bin_net_table[] = {

{ CTL_DIR, NET_CORE, "core", bin_net_core_table },

/* NET_ETHER not used */

/* NET_802 not used */

{ CTL_DIR, NET_UNIX, "unix", bin_net_unix_table },

{ CTL_DIR, NET_IPV4, "ipv4", bin_net_ipv4_table },

{ CTL_DIR, NET_IPX, "ipx", bin_net_ipx_table },

{ CTL_DIR, NET_ATALK, "appletalk", bin_net_atalk_table },

{ CTL_DIR, NET_NETROM, "netrom", bin_net_netrom_table },

{ CTL_DIR, NET_AX25, "ax25", bin_net_ax25_table },

/* NET_BRIDGE "bridge" no longer used */

{ CTL_DIR, NET_ROSE, "rose", bin_net_rose_table },

{ CTL_DIR, NET_IPV6, "ipv6", bin_net_ipv6_table },

{ CTL_DIR, NET_X25, "x25", bin_net_x25_table },

{ CTL_DIR, NET_TR, "token-ring", bin_net_tr_table },

{ CTL_DIR, NET_DECNET, "decnet", bin_net_decnet_table },

/* NET_ECONET not used */

{ CTL_DIR, NET_SCTP, "sctp", bin_net_sctp_table },

{ CTL_DIR, NET_LLC, "llc", bin_net_llc_table },

{ CTL_DIR, NET_NETFILTER, "netfilter", bin_net_netfilter_table },

/* NET_DCCP "dccp" no longer used */

{ CTL_DIR, NET_IRDA, "irda", bin_net_irda_table },

{ CTL_INT, 2089, "nf_conntrack_max" },

{}

};

static const struct bin_table bin_fs_quota_table[] = {

{ CTL_INT, FS_DQ_LOOKUPS, "lookups" },

{ CTL_INT, FS_DQ_DROPS, "drops" },

{ CTL_INT, FS_DQ_READS, "reads" },

{ CTL_INT, FS_DQ_WRITES, "writes" },

{ CTL_INT, FS_DQ_CACHE_HITS, "cache_hits" },

{ CTL_INT, FS_DQ_ALLOCATED, "allocated_dquots" },

{ CTL_INT, FS_DQ_FREE, "free_dquots" },

{ CTL_INT, FS_DQ_SYNCS, "syncs" },

{ CTL_INT, FS_DQ_WARNINGS, "warnings" },

{}

};

static const struct bin_table bin_fs_xfs_table[] = {

{ CTL_INT, XFS_SGID_INHERIT, "irix_sgid_inherit" },

{ CTL_INT, XFS_SYMLINK_MODE, "irix_symlink_mode" },

{ CTL_INT, XFS_PANIC_MASK, "panic_mask" },

{ CTL_INT, XFS_ERRLEVEL, "error_level" },

{ CTL_INT, XFS_SYNCD_TIMER, "xfssyncd_centisecs" },

{ CTL_INT, XFS_INHERIT_SYNC, "inherit_sync" },

{ CTL_INT, XFS_INHERIT_NODUMP, "inherit_nodump" },

{ CTL_INT, XFS_INHERIT_NOATIME, "inherit_noatime" },

{ CTL_INT, XFS_BUF_TIMER, "xfsbufd_centisecs" },

{ CTL_INT, XFS_BUF_AGE, "age_buffer_centisecs" },

{ CTL_INT, XFS_INHERIT_NOSYM, "inherit_nosymlinks" },

{ CTL_INT, XFS_ROTORSTEP, "rotorstep" },

{ CTL_INT, XFS_INHERIT_NODFRG, "inherit_nodefrag" },

{ CTL_INT, XFS_FILESTREAM_TIMER, "filestream_centisecs" },

{ CTL_INT, XFS_STATS_CLEAR, "stats_clear" },

{}

};

static const struct bin_table bin_fs_ocfs2_nm_table[] = {

{ CTL_STR, 1, "hb_ctl_path" },

{}

};

static const struct bin_table bin_fs_ocfs2_table[] = {

{ CTL_DIR, 1, "nm", bin_fs_ocfs2_nm_table },

{}

};

static const struct bin_table bin_inotify_table[] = {

{ CTL_INT, INOTIFY_MAX_USER_INSTANCES, "max_user_instances" },

{ CTL_INT, INOTIFY_MAX_USER_WATCHES, "max_user_watches" },

{ CTL_INT, INOTIFY_MAX_QUEUED_EVENTS, "max_queued_events" },

{}

};

static const struct bin_table bin_fs_table[] = {

{ CTL_INT, FS_NRINODE, "inode-nr" },

{ CTL_INT, FS_STATINODE, "inode-state" },

/* FS_MAXINODE unused */

/* FS_NRDQUOT unused */

/* FS_MAXDQUOT unused */

/* FS_NRFILE "file-nr" no longer used */

{ CTL_INT, FS_MAXFILE, "file-max" },

{ CTL_INT, FS_DENTRY, "dentry-state" },

/* FS_NRSUPER unused */

/* FS_MAXUPSER unused */

{ CTL_INT, FS_OVERFLOWUID, "overflowuid" },

{ CTL_INT, FS_OVERFLOWGID, "overflowgid" },

{ CTL_INT, FS_LEASES, "leases-enable" },

{ CTL_INT, FS_DIR_NOTIFY, "dir-notify-enable" },

{ CTL_INT, FS_LEASE_TIME, "lease-break-time" },

{ CTL_DIR, FS_DQSTATS, "quota", bin_fs_quota_table },

{ CTL_DIR, FS_XFS, "xfs", bin_fs_xfs_table },

{ CTL_ULONG, FS_AIO_NR, "aio-nr" },

{ CTL_ULONG, FS_AIO_MAX_NR, "aio-max-nr" },

{ CTL_DIR, FS_INOTIFY, "inotify", bin_inotify_table },

{ CTL_DIR, FS_OCFS2, "ocfs2", bin_fs_ocfs2_table },

{ CTL_INT, KERN_SETUID_DUMPABLE, "suid_dumpable" },

{}

};

static const struct bin_table bin_ipmi_table[] = {

{ CTL_INT, DEV_IPMI_POWEROFF_POWERCYCLE, "poweroff_powercycle" },

{}

};

static const struct bin_table bin_mac_hid_files[] = {

/* DEV_MAC_HID_KEYBOARD_SENDS_LINUX_KEYCODES unused */

/* DEV_MAC_HID_KEYBOARD_LOCK_KEYCODES unused */

{ CTL_INT, DEV_MAC_HID_MOUSE_BUTTON_EMULATION, "mouse_button_emulation" },

{ CTL_INT, DEV_MAC_HID_MOUSE_BUTTON2_KEYCODE, "mouse_button2_keycode" },

{ CTL_INT, DEV_MAC_HID_MOUSE_BUTTON3_KEYCODE, "mouse_button3_keycode" },

/* DEV_MAC_HID_ADB_MOUSE_SENDS_KEYCODES unused */

{}

};

static const struct bin_table bin_raid_table[] = {

{ CTL_INT, DEV_RAID_SPEED_LIMIT_MIN, "speed_limit_min" },

{ CTL_INT, DEV_RAID_SPEED_LIMIT_MAX, "speed_limit_max" },

{}

};

static const struct bin_table bin_scsi_table[] = {

{ CTL_INT, DEV_SCSI_LOGGING_LEVEL, "logging_level" },

{}

};

static const struct bin_table bin_dev_table[] = {

/* DEV_CDROM "cdrom" no longer used */

/* DEV_HWMON unused */

/* DEV_PARPORT "parport" no longer used */

{ CTL_DIR, DEV_RAID, "raid", bin_raid_table },

{ CTL_DIR, DEV_MAC_HID, "mac_hid", bin_mac_hid_files },

{ CTL_DIR, DEV_SCSI, "scsi", bin_scsi_table },

{ CTL_DIR, DEV_IPMI, "ipmi", bin_ipmi_table },

{}

};

static const struct bin_table bin_bus_isa_table[] = {

{ CTL_INT, BUS_ISA_MEM_BASE, "membase" },

{ CTL_INT, BUS_ISA_PORT_BASE, "portbase" },

{ CTL_INT, BUS_ISA_PORT_SHIFT, "portshift" },

{}

};

static const struct bin_table bin_bus_table[] = {

{ CTL_DIR, CTL_BUS_ISA, "isa", bin_bus_isa_table },

{}

};

static const struct bin_table bin_s390dbf_table[] = {

{ CTL_INT, 5678 /* CTL_S390DBF_STOPPABLE */, "debug_stoppable" },

{ CTL_INT, 5679 /* CTL_S390DBF_ACTIVE */, "debug_active" },

{}

};

static const struct bin_table bin_sunrpc_table[] = {

/* CTL_RPCDEBUG "rpc_debug" no longer used */

/* CTL_NFSDEBUG "nfs_debug" no longer used */

/* CTL_NFSDDEBUG "nfsd_debug" no longer used */

/* CTL_NLMDEBUG "nlm_debug" no longer used */

{ CTL_INT, CTL_SLOTTABLE_UDP, "udp_slot_table_entries" },

{ CTL_INT, CTL_SLOTTABLE_TCP, "tcp_slot_table_entries" },

{ CTL_INT, CTL_MIN_RESVPORT, "min_resvport" },

{ CTL_INT, CTL_MAX_RESVPORT, "max_resvport" },

{}

};

static const struct bin_table bin_pm_table[] = {

/* frv specific */

/* 1 == CTL_PM_SUSPEND "suspend" no longer used" */

{ CTL_INT, 2 /* CTL_PM_CMODE */, "cmode" },

{ CTL_INT, 3 /* CTL_PM_P0 */, "p0" },

{ CTL_INT, 4 /* CTL_PM_CM */, "cm" },

{}

};

static const struct bin_table bin_root_table[] = {

{ CTL_DIR, CTL_KERN, "kernel", bin_kern_table },

{ CTL_DIR, CTL_VM, "vm", bin_vm_table },

{ CTL_DIR, CTL_NET, "net", bin_net_table },

/* CTL_PROC not used */

{ CTL_DIR, CTL_FS, "fs", bin_fs_table },

/* CTL_DEBUG "debug" no longer used */

{ CTL_DIR, CTL_DEV, "dev", bin_dev_table },

{ CTL_DIR, CTL_BUS, "bus", bin_bus_table },

{ CTL_DIR, CTL_ABI, "abi" },

/* CTL_CPU not used */

/* CTL_ARLAN "arlan" no longer used */

{ CTL_DIR, CTL_S390DBF, "s390dbf", bin_s390dbf_table },

{ CTL_DIR, CTL_SUNRPC, "sunrpc", bin_sunrpc_table },

{ CTL_DIR, CTL_PM, "pm", bin_pm_table },

{}

};

static ssize_t bin_dir(struct file *file,

void __user *oldval, size_t oldlen, void __user *newval, size_t newlen)

{

return -ENOTDIR;

}

static ssize_t bin_string(struct file *file,

void __user *oldval, size_t oldlen, void __user *newval, size_t newlen)

{

ssize_t result, copied = 0;

if (oldval && oldlen) {

char __user *lastp;

loff_t pos = 0;

int ch;

result = vfs_read(file, oldval, oldlen, &pos);

if (result < 0)

goto out;

copied = result;

lastp = oldval + copied - 1;

result = -EFAULT;

if (get_user(ch, lastp))

goto out;

/* Trim off the trailing newline */

if (ch == '\n') {

result = -EFAULT;

if (put_user('\0', lastp))

goto out;

copied -= 1;

}

if (newval && newlen) {

loff_t pos = 0;

result = vfs_write(file, newval, newlen, &pos);

if (result < 0)

goto out;

}

result = copied;

out:

return result;

}

static ssize_t bin_intvec(struct file *file,

void __user *oldval, size_t oldlen, void __user *newval, size_t newlen)

{

ssize_t copied = 0;

char *buffer;

ssize_t result;

result = -ENOMEM;

buffer = kmalloc(BUFSZ, GFP_KERNEL);

if (!buffer)

goto out;

if (oldval && oldlen) {

unsigned __user *vec = oldval;

size_t length = oldlen / sizeof(*vec);

char *str, *end;

int i;

result = kernel_read(file, 0, buffer, BUFSZ - 1);

if (result < 0)

goto out_kfree;

str = buffer;

end = str + result;

*end++ = '\0';

for (i = 0; i < length; i++) {

unsigned long value;

value = simple_strtoul(str, &str, 10);

while (isspace(*str))

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linux/kernel/sysctl_binary.c at master · uiho/linux · GitHub

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