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Rev | Author | Line No. | Line |
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168 | giacomo | 1 | /* |
2 | * sysctl.h: General linux system control interface |
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3 | * |
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4 | * Begun 24 March 1995, Stephen Tweedie |
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5 | * |
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6 | **************************************************************** |
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7 | **************************************************************** |
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8 | ** |
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9 | ** WARNING: |
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10 | ** The values in this file are exported to user space via |
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11 | ** the sysctl() binary interface. Do *NOT* change the |
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12 | ** numbering of any existing values here, and do not change |
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13 | ** any numbers within any one set of values. If you have |
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14 | ** to redefine an existing interface, use a new number for it. |
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15 | ** The kernel will then return ENOTDIR to any application using |
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16 | ** the old binary interface. |
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17 | ** |
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18 | ** --sct |
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19 | ** |
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20 | **************************************************************** |
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21 | **************************************************************** |
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22 | */ |
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23 | |||
24 | #ifndef _LINUX_SYSCTL_H |
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25 | #define _LINUX_SYSCTL_H |
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26 | |||
27 | #include <linux/kernel.h> |
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28 | #include <linux/types.h> |
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29 | #include <linux/list.h> |
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30 | |||
31 | struct file; |
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32 | |||
33 | #define CTL_MAXNAME 10 |
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34 | |||
35 | struct __sysctl_args { |
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36 | int *name; |
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37 | int nlen; |
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38 | void *oldval; |
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39 | size_t *oldlenp; |
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40 | void *newval; |
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41 | size_t newlen; |
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42 | unsigned long __unused[4]; |
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43 | }; |
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44 | |||
45 | /* Define sysctl names first */ |
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46 | |||
47 | /* Top-level names: */ |
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48 | |||
49 | /* For internal pattern-matching use only: */ |
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50 | #ifdef __KERNEL__ |
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51 | #define CTL_ANY -1 /* Matches any name */ |
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52 | #define CTL_NONE 0 |
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53 | #endif |
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54 | |||
55 | enum |
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56 | { |
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57 | CTL_KERN=1, /* General kernel info and control */ |
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58 | CTL_VM=2, /* VM management */ |
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59 | CTL_NET=3, /* Networking */ |
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60 | CTL_PROC=4, /* Process info */ |
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61 | CTL_FS=5, /* Filesystems */ |
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62 | CTL_DEBUG=6, /* Debugging */ |
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63 | CTL_DEV=7, /* Devices */ |
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64 | CTL_BUS=8, /* Busses */ |
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65 | CTL_ABI=9, /* Binary emulation */ |
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66 | CTL_CPU=10 /* CPU stuff (speed scaling, etc) */ |
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67 | }; |
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68 | |||
69 | /* CTL_BUS names: */ |
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70 | enum |
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71 | { |
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72 | BUS_ISA=1 /* ISA */ |
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73 | }; |
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74 | |||
75 | /* CTL_KERN names: */ |
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76 | enum |
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77 | { |
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78 | KERN_OSTYPE=1, /* string: system version */ |
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79 | KERN_OSRELEASE=2, /* string: system release */ |
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80 | KERN_OSREV=3, /* int: system revision */ |
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81 | KERN_VERSION=4, /* string: compile time info */ |
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82 | KERN_SECUREMASK=5, /* struct: maximum rights mask */ |
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83 | KERN_PROF=6, /* table: profiling information */ |
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84 | KERN_NODENAME=7, |
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85 | KERN_DOMAINNAME=8, |
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86 | |||
87 | KERN_CAP_BSET=14, /* int: capability bounding set */ |
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88 | KERN_PANIC=15, /* int: panic timeout */ |
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89 | KERN_REALROOTDEV=16, /* real root device to mount after initrd */ |
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90 | |||
91 | KERN_SPARC_REBOOT=21, /* reboot command on Sparc */ |
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92 | KERN_CTLALTDEL=22, /* int: allow ctl-alt-del to reboot */ |
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93 | KERN_PRINTK=23, /* struct: control printk logging parameters */ |
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94 | KERN_NAMETRANS=24, /* Name translation */ |
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95 | KERN_PPC_HTABRECLAIM=25, /* turn htab reclaimation on/off on PPC */ |
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96 | KERN_PPC_ZEROPAGED=26, /* turn idle page zeroing on/off on PPC */ |
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97 | KERN_PPC_POWERSAVE_NAP=27, /* use nap mode for power saving */ |
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98 | KERN_MODPROBE=28, |
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99 | KERN_SG_BIG_BUFF=29, |
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100 | KERN_ACCT=30, /* BSD process accounting parameters */ |
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101 | KERN_PPC_L2CR=31, /* l2cr register on PPC */ |
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102 | |||
103 | KERN_RTSIGNR=32, /* Number of rt sigs queued */ |
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104 | KERN_RTSIGMAX=33, /* Max queuable */ |
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105 | |||
106 | KERN_SHMMAX=34, /* long: Maximum shared memory segment */ |
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107 | KERN_MSGMAX=35, /* int: Maximum size of a messege */ |
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108 | KERN_MSGMNB=36, /* int: Maximum message queue size */ |
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109 | KERN_MSGPOOL=37, /* int: Maximum system message pool size */ |
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110 | KERN_SYSRQ=38, /* int: Sysreq enable */ |
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111 | KERN_MAX_THREADS=39, /* int: Maximum nr of threads in the system */ |
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112 | KERN_RANDOM=40, /* Random driver */ |
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113 | KERN_SHMALL=41, /* int: Maximum size of shared memory */ |
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114 | KERN_MSGMNI=42, /* int: msg queue identifiers */ |
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115 | KERN_SEM=43, /* struct: sysv semaphore limits */ |
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116 | KERN_SPARC_STOP_A=44, /* int: Sparc Stop-A enable */ |
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117 | KERN_SHMMNI=45, /* int: shm array identifiers */ |
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118 | KERN_OVERFLOWUID=46, /* int: overflow UID */ |
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119 | KERN_OVERFLOWGID=47, /* int: overflow GID */ |
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120 | KERN_SHMPATH=48, /* string: path to shm fs */ |
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121 | KERN_HOTPLUG=49, /* string: path to hotplug policy agent */ |
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122 | KERN_IEEE_EMULATION_WARNINGS=50, /* int: unimplemented ieee instructions */ |
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123 | KERN_S390_USER_DEBUG_LOGGING=51, /* int: dumps of user faults */ |
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124 | KERN_CORE_USES_PID=52, /* int: use core or core.%pid */ |
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125 | KERN_TAINTED=53, /* int: various kernel tainted flags */ |
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126 | KERN_CADPID=54, /* int: PID of the process to notify on CAD */ |
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127 | }; |
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128 | |||
129 | |||
130 | /* CTL_VM names: */ |
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131 | enum |
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132 | { |
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133 | VM_SWAPCTL=1, /* struct: Set vm swapping control */ |
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134 | VM_SWAPOUT=2, /* int: Linear or sqrt() swapout for hogs */ |
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135 | VM_FREEPG=3, /* struct: Set free page thresholds */ |
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136 | VM_BDFLUSH=4, /* struct: Control buffer cache flushing */ |
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137 | VM_OVERCOMMIT_MEMORY=5, /* Turn off the virtual memory safety limit */ |
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138 | VM_BUFFERMEM=6, /* struct: Set buffer memory thresholds */ |
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139 | VM_PAGECACHE=7, /* struct: Set cache memory thresholds */ |
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140 | VM_PAGERDAEMON=8, /* struct: Control kswapd behaviour */ |
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141 | VM_PGT_CACHE=9, /* struct: Set page table cache parameters */ |
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142 | VM_PAGE_CLUSTER=10, /* int: set number of pages to swap together */ |
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143 | VM_MAX_MAP_COUNT=11, /* int: Maximum number of active map areas */ |
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144 | VM_MIN_READAHEAD=12, /* Min file readahead */ |
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145 | VM_MAX_READAHEAD=13, /* Max file readahead */ |
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146 | }; |
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147 | |||
148 | |||
149 | /* CTL_NET names: */ |
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150 | enum |
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151 | { |
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152 | NET_CORE=1, |
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153 | NET_ETHER=2, |
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154 | NET_802=3, |
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155 | NET_UNIX=4, |
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156 | NET_IPV4=5, |
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157 | NET_IPX=6, |
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158 | NET_ATALK=7, |
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159 | NET_NETROM=8, |
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160 | NET_AX25=9, |
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161 | NET_BRIDGE=10, |
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162 | NET_ROSE=11, |
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163 | NET_IPV6=12, |
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164 | NET_X25=13, |
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165 | NET_TR=14, |
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166 | NET_DECNET=15, |
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167 | NET_ECONET=16, |
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168 | NET_KHTTPD=17 |
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169 | }; |
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170 | |||
171 | /* /proc/sys/kernel/random */ |
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172 | enum |
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173 | { |
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174 | RANDOM_POOLSIZE=1, |
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175 | RANDOM_ENTROPY_COUNT=2, |
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176 | RANDOM_READ_THRESH=3, |
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177 | RANDOM_WRITE_THRESH=4, |
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178 | RANDOM_BOOT_ID=5, |
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179 | RANDOM_UUID=6 |
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180 | }; |
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181 | |||
182 | /* /proc/sys/bus/isa */ |
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183 | enum |
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184 | { |
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185 | BUS_ISA_MEM_BASE=1, |
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186 | BUS_ISA_PORT_BASE=2, |
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187 | BUS_ISA_PORT_SHIFT=3 |
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188 | }; |
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189 | |||
190 | /* /proc/sys/net/core */ |
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191 | enum |
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192 | { |
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193 | NET_CORE_WMEM_MAX=1, |
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194 | NET_CORE_RMEM_MAX=2, |
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195 | NET_CORE_WMEM_DEFAULT=3, |
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196 | NET_CORE_RMEM_DEFAULT=4, |
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197 | /* was NET_CORE_DESTROY_DELAY */ |
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198 | NET_CORE_MAX_BACKLOG=6, |
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199 | NET_CORE_FASTROUTE=7, |
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200 | NET_CORE_MSG_COST=8, |
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201 | NET_CORE_MSG_BURST=9, |
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202 | NET_CORE_OPTMEM_MAX=10, |
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203 | NET_CORE_HOT_LIST_LENGTH=11, |
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204 | NET_CORE_DIVERT_VERSION=12, |
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205 | NET_CORE_NO_CONG_THRESH=13, |
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206 | NET_CORE_NO_CONG=14, |
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207 | NET_CORE_LO_CONG=15, |
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208 | NET_CORE_MOD_CONG=16, |
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209 | NET_CORE_DEV_WEIGHT=17 |
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210 | }; |
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211 | |||
212 | /* /proc/sys/net/ethernet */ |
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213 | |||
214 | /* /proc/sys/net/802 */ |
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215 | |||
216 | /* /proc/sys/net/unix */ |
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217 | |||
218 | enum |
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219 | { |
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220 | NET_UNIX_DESTROY_DELAY=1, |
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221 | NET_UNIX_DELETE_DELAY=2, |
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222 | NET_UNIX_MAX_DGRAM_QLEN=3, |
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223 | }; |
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224 | |||
225 | /* /proc/sys/net/ipv4 */ |
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226 | enum |
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227 | { |
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228 | /* v2.0 compatibile variables */ |
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229 | NET_IPV4_FORWARD=8, |
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230 | NET_IPV4_DYNADDR=9, |
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231 | |||
232 | NET_IPV4_CONF=16, |
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233 | NET_IPV4_NEIGH=17, |
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234 | NET_IPV4_ROUTE=18, |
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235 | NET_IPV4_FIB_HASH=19, |
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236 | |||
237 | NET_IPV4_TCP_TIMESTAMPS=33, |
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238 | NET_IPV4_TCP_WINDOW_SCALING=34, |
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239 | NET_IPV4_TCP_SACK=35, |
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240 | NET_IPV4_TCP_RETRANS_COLLAPSE=36, |
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241 | NET_IPV4_DEFAULT_TTL=37, |
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242 | NET_IPV4_AUTOCONFIG=38, |
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243 | NET_IPV4_NO_PMTU_DISC=39, |
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244 | NET_IPV4_TCP_SYN_RETRIES=40, |
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245 | NET_IPV4_IPFRAG_HIGH_THRESH=41, |
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246 | NET_IPV4_IPFRAG_LOW_THRESH=42, |
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247 | NET_IPV4_IPFRAG_TIME=43, |
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248 | NET_IPV4_TCP_MAX_KA_PROBES=44, |
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249 | NET_IPV4_TCP_KEEPALIVE_TIME=45, |
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250 | NET_IPV4_TCP_KEEPALIVE_PROBES=46, |
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251 | NET_IPV4_TCP_RETRIES1=47, |
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252 | NET_IPV4_TCP_RETRIES2=48, |
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253 | NET_IPV4_TCP_FIN_TIMEOUT=49, |
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254 | NET_IPV4_IP_MASQ_DEBUG=50, |
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255 | NET_TCP_SYNCOOKIES=51, |
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256 | NET_TCP_STDURG=52, |
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257 | NET_TCP_RFC1337=53, |
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258 | NET_TCP_SYN_TAILDROP=54, |
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259 | NET_TCP_MAX_SYN_BACKLOG=55, |
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260 | NET_IPV4_LOCAL_PORT_RANGE=56, |
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261 | NET_IPV4_ICMP_ECHO_IGNORE_ALL=57, |
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262 | NET_IPV4_ICMP_ECHO_IGNORE_BROADCASTS=58, |
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263 | NET_IPV4_ICMP_SOURCEQUENCH_RATE=59, |
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264 | NET_IPV4_ICMP_DESTUNREACH_RATE=60, |
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265 | NET_IPV4_ICMP_TIMEEXCEED_RATE=61, |
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266 | NET_IPV4_ICMP_PARAMPROB_RATE=62, |
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267 | NET_IPV4_ICMP_ECHOREPLY_RATE=63, |
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268 | NET_IPV4_ICMP_IGNORE_BOGUS_ERROR_RESPONSES=64, |
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269 | NET_IPV4_IGMP_MAX_MEMBERSHIPS=65, |
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270 | NET_TCP_TW_RECYCLE=66, |
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271 | NET_IPV4_ALWAYS_DEFRAG=67, |
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272 | NET_IPV4_TCP_KEEPALIVE_INTVL=68, |
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273 | NET_IPV4_INET_PEER_THRESHOLD=69, |
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274 | NET_IPV4_INET_PEER_MINTTL=70, |
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275 | NET_IPV4_INET_PEER_MAXTTL=71, |
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276 | NET_IPV4_INET_PEER_GC_MINTIME=72, |
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277 | NET_IPV4_INET_PEER_GC_MAXTIME=73, |
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278 | NET_TCP_ORPHAN_RETRIES=74, |
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279 | NET_TCP_ABORT_ON_OVERFLOW=75, |
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280 | NET_TCP_SYNACK_RETRIES=76, |
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281 | NET_TCP_MAX_ORPHANS=77, |
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282 | NET_TCP_MAX_TW_BUCKETS=78, |
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283 | NET_TCP_FACK=79, |
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284 | NET_TCP_REORDERING=80, |
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285 | NET_TCP_ECN=81, |
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286 | NET_TCP_DSACK=82, |
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287 | NET_TCP_MEM=83, |
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288 | NET_TCP_WMEM=84, |
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289 | NET_TCP_RMEM=85, |
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290 | NET_TCP_APP_WIN=86, |
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291 | NET_TCP_ADV_WIN_SCALE=87, |
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292 | NET_IPV4_NONLOCAL_BIND=88, |
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293 | NET_IPV4_ICMP_RATELIMIT=89, |
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294 | NET_IPV4_ICMP_RATEMASK=90, |
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295 | NET_TCP_TW_REUSE=91 |
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296 | }; |
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297 | |||
298 | enum { |
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299 | NET_IPV4_ROUTE_FLUSH=1, |
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300 | NET_IPV4_ROUTE_MIN_DELAY=2, |
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301 | NET_IPV4_ROUTE_MAX_DELAY=3, |
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302 | NET_IPV4_ROUTE_GC_THRESH=4, |
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303 | NET_IPV4_ROUTE_MAX_SIZE=5, |
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304 | NET_IPV4_ROUTE_GC_MIN_INTERVAL=6, |
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305 | NET_IPV4_ROUTE_GC_TIMEOUT=7, |
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306 | NET_IPV4_ROUTE_GC_INTERVAL=8, |
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307 | NET_IPV4_ROUTE_REDIRECT_LOAD=9, |
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308 | NET_IPV4_ROUTE_REDIRECT_NUMBER=10, |
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309 | NET_IPV4_ROUTE_REDIRECT_SILENCE=11, |
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310 | NET_IPV4_ROUTE_ERROR_COST=12, |
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311 | NET_IPV4_ROUTE_ERROR_BURST=13, |
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312 | NET_IPV4_ROUTE_GC_ELASTICITY=14, |
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313 | NET_IPV4_ROUTE_MTU_EXPIRES=15, |
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314 | NET_IPV4_ROUTE_MIN_PMTU=16, |
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315 | NET_IPV4_ROUTE_MIN_ADVMSS=17 |
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316 | }; |
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317 | |||
318 | enum |
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319 | { |
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320 | NET_PROTO_CONF_ALL=-2, |
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321 | NET_PROTO_CONF_DEFAULT=-3 |
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322 | |||
323 | /* And device ifindices ... */ |
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324 | }; |
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325 | |||
326 | enum |
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327 | { |
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328 | NET_IPV4_CONF_FORWARDING=1, |
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329 | NET_IPV4_CONF_MC_FORWARDING=2, |
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330 | NET_IPV4_CONF_PROXY_ARP=3, |
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331 | NET_IPV4_CONF_ACCEPT_REDIRECTS=4, |
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332 | NET_IPV4_CONF_SECURE_REDIRECTS=5, |
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333 | NET_IPV4_CONF_SEND_REDIRECTS=6, |
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334 | NET_IPV4_CONF_SHARED_MEDIA=7, |
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335 | NET_IPV4_CONF_RP_FILTER=8, |
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336 | NET_IPV4_CONF_ACCEPT_SOURCE_ROUTE=9, |
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337 | NET_IPV4_CONF_BOOTP_RELAY=10, |
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338 | NET_IPV4_CONF_LOG_MARTIANS=11, |
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339 | NET_IPV4_CONF_TAG=12, |
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340 | NET_IPV4_CONF_ARPFILTER=13, |
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341 | NET_IPV4_CONF_MEDIUM_ID=14, |
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342 | }; |
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343 | |||
344 | /* /proc/sys/net/ipv6 */ |
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345 | enum { |
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346 | NET_IPV6_CONF=16, |
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347 | NET_IPV6_NEIGH=17, |
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348 | NET_IPV6_ROUTE=18 |
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349 | }; |
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350 | |||
351 | enum { |
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352 | NET_IPV6_ROUTE_FLUSH=1, |
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353 | NET_IPV6_ROUTE_GC_THRESH=2, |
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354 | NET_IPV6_ROUTE_MAX_SIZE=3, |
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355 | NET_IPV6_ROUTE_GC_MIN_INTERVAL=4, |
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356 | NET_IPV6_ROUTE_GC_TIMEOUT=5, |
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357 | NET_IPV6_ROUTE_GC_INTERVAL=6, |
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358 | NET_IPV6_ROUTE_GC_ELASTICITY=7, |
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359 | NET_IPV6_ROUTE_MTU_EXPIRES=8, |
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360 | NET_IPV6_ROUTE_MIN_ADVMSS=9 |
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361 | }; |
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362 | |||
363 | enum { |
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364 | NET_IPV6_FORWARDING=1, |
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365 | NET_IPV6_HOP_LIMIT=2, |
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366 | NET_IPV6_MTU=3, |
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367 | NET_IPV6_ACCEPT_RA=4, |
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368 | NET_IPV6_ACCEPT_REDIRECTS=5, |
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369 | NET_IPV6_AUTOCONF=6, |
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370 | NET_IPV6_DAD_TRANSMITS=7, |
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371 | NET_IPV6_RTR_SOLICITS=8, |
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372 | NET_IPV6_RTR_SOLICIT_INTERVAL=9, |
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373 | NET_IPV6_RTR_SOLICIT_DELAY=10 |
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374 | }; |
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375 | |||
376 | /* /proc/sys/net/<protocol>/neigh/<dev> */ |
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377 | enum { |
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378 | NET_NEIGH_MCAST_SOLICIT=1, |
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379 | NET_NEIGH_UCAST_SOLICIT=2, |
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380 | NET_NEIGH_APP_SOLICIT=3, |
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381 | NET_NEIGH_RETRANS_TIME=4, |
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382 | NET_NEIGH_REACHABLE_TIME=5, |
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383 | NET_NEIGH_DELAY_PROBE_TIME=6, |
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384 | NET_NEIGH_GC_STALE_TIME=7, |
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385 | NET_NEIGH_UNRES_QLEN=8, |
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386 | NET_NEIGH_PROXY_QLEN=9, |
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387 | NET_NEIGH_ANYCAST_DELAY=10, |
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388 | NET_NEIGH_PROXY_DELAY=11, |
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389 | NET_NEIGH_LOCKTIME=12, |
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390 | NET_NEIGH_GC_INTERVAL=13, |
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391 | NET_NEIGH_GC_THRESH1=14, |
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392 | NET_NEIGH_GC_THRESH2=15, |
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393 | NET_NEIGH_GC_THRESH3=16 |
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394 | }; |
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395 | |||
396 | /* /proc/sys/net/ipx */ |
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397 | enum { |
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398 | NET_IPX_PPROP_BROADCASTING=1, |
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399 | NET_IPX_FORWARDING=2 |
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400 | }; |
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401 | |||
402 | |||
403 | /* /proc/sys/net/appletalk */ |
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404 | enum { |
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405 | NET_ATALK_AARP_EXPIRY_TIME=1, |
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406 | NET_ATALK_AARP_TICK_TIME=2, |
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407 | NET_ATALK_AARP_RETRANSMIT_LIMIT=3, |
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408 | NET_ATALK_AARP_RESOLVE_TIME=4 |
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409 | }; |
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410 | |||
411 | |||
412 | /* /proc/sys/net/netrom */ |
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413 | enum { |
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414 | NET_NETROM_DEFAULT_PATH_QUALITY=1, |
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415 | NET_NETROM_OBSOLESCENCE_COUNT_INITIALISER=2, |
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416 | NET_NETROM_NETWORK_TTL_INITIALISER=3, |
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417 | NET_NETROM_TRANSPORT_TIMEOUT=4, |
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418 | NET_NETROM_TRANSPORT_MAXIMUM_TRIES=5, |
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419 | NET_NETROM_TRANSPORT_ACKNOWLEDGE_DELAY=6, |
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420 | NET_NETROM_TRANSPORT_BUSY_DELAY=7, |
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421 | NET_NETROM_TRANSPORT_REQUESTED_WINDOW_SIZE=8, |
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422 | NET_NETROM_TRANSPORT_NO_ACTIVITY_TIMEOUT=9, |
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423 | NET_NETROM_ROUTING_CONTROL=10, |
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424 | NET_NETROM_LINK_FAILS_COUNT=11 |
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425 | }; |
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426 | |||
427 | /* /proc/sys/net/ax25 */ |
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428 | enum { |
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429 | NET_AX25_IP_DEFAULT_MODE=1, |
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430 | NET_AX25_DEFAULT_MODE=2, |
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431 | NET_AX25_BACKOFF_TYPE=3, |
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432 | NET_AX25_CONNECT_MODE=4, |
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433 | NET_AX25_STANDARD_WINDOW=5, |
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434 | NET_AX25_EXTENDED_WINDOW=6, |
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435 | NET_AX25_T1_TIMEOUT=7, |
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436 | NET_AX25_T2_TIMEOUT=8, |
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437 | NET_AX25_T3_TIMEOUT=9, |
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438 | NET_AX25_IDLE_TIMEOUT=10, |
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439 | NET_AX25_N2=11, |
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440 | NET_AX25_PACLEN=12, |
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441 | NET_AX25_PROTOCOL=13, |
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442 | NET_AX25_DAMA_SLAVE_TIMEOUT=14 |
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443 | }; |
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444 | |||
445 | /* /proc/sys/net/rose */ |
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446 | enum { |
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447 | NET_ROSE_RESTART_REQUEST_TIMEOUT=1, |
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448 | NET_ROSE_CALL_REQUEST_TIMEOUT=2, |
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449 | NET_ROSE_RESET_REQUEST_TIMEOUT=3, |
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450 | NET_ROSE_CLEAR_REQUEST_TIMEOUT=4, |
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451 | NET_ROSE_ACK_HOLD_BACK_TIMEOUT=5, |
||
452 | NET_ROSE_ROUTING_CONTROL=6, |
||
453 | NET_ROSE_LINK_FAIL_TIMEOUT=7, |
||
454 | NET_ROSE_MAX_VCS=8, |
||
455 | NET_ROSE_WINDOW_SIZE=9, |
||
456 | NET_ROSE_NO_ACTIVITY_TIMEOUT=10 |
||
457 | }; |
||
458 | |||
459 | /* /proc/sys/net/x25 */ |
||
460 | enum { |
||
461 | NET_X25_RESTART_REQUEST_TIMEOUT=1, |
||
462 | NET_X25_CALL_REQUEST_TIMEOUT=2, |
||
463 | NET_X25_RESET_REQUEST_TIMEOUT=3, |
||
464 | NET_X25_CLEAR_REQUEST_TIMEOUT=4, |
||
465 | NET_X25_ACK_HOLD_BACK_TIMEOUT=5 |
||
466 | }; |
||
467 | |||
468 | /* /proc/sys/net/token-ring */ |
||
469 | enum |
||
470 | { |
||
471 | NET_TR_RIF_TIMEOUT=1 |
||
472 | }; |
||
473 | |||
474 | /* /proc/sys/net/decnet/ */ |
||
475 | enum { |
||
476 | NET_DECNET_NODE_TYPE = 1, |
||
477 | NET_DECNET_NODE_ADDRESS = 2, |
||
478 | NET_DECNET_NODE_NAME = 3, |
||
479 | NET_DECNET_DEFAULT_DEVICE = 4, |
||
480 | NET_DECNET_TIME_WAIT = 5, |
||
481 | NET_DECNET_DN_COUNT = 6, |
||
482 | NET_DECNET_DI_COUNT = 7, |
||
483 | NET_DECNET_DR_COUNT = 8, |
||
484 | NET_DECNET_DST_GC_INTERVAL = 9, |
||
485 | NET_DECNET_CONF = 10, |
||
486 | NET_DECNET_NO_FC_MAX_CWND = 11, |
||
487 | NET_DECNET_DEBUG_LEVEL = 255 |
||
488 | }; |
||
489 | |||
490 | /* /proc/sys/net/khttpd/ */ |
||
491 | enum { |
||
492 | NET_KHTTPD_DOCROOT = 1, |
||
493 | NET_KHTTPD_START = 2, |
||
494 | NET_KHTTPD_STOP = 3, |
||
495 | NET_KHTTPD_UNLOAD = 4, |
||
496 | NET_KHTTPD_CLIENTPORT = 5, |
||
497 | NET_KHTTPD_PERMREQ = 6, |
||
498 | NET_KHTTPD_PERMFORBID = 7, |
||
499 | NET_KHTTPD_LOGGING = 8, |
||
500 | NET_KHTTPD_SERVERPORT = 9, |
||
501 | NET_KHTTPD_DYNAMICSTRING= 10, |
||
502 | NET_KHTTPD_SLOPPYMIME = 11, |
||
503 | NET_KHTTPD_THREADS = 12, |
||
504 | NET_KHTTPD_MAXCONNECT = 13 |
||
505 | }; |
||
506 | |||
507 | /* /proc/sys/net/decnet/conf/<dev> */ |
||
508 | enum { |
||
509 | NET_DECNET_CONF_LOOPBACK = -2, |
||
510 | NET_DECNET_CONF_DDCMP = -3, |
||
511 | NET_DECNET_CONF_PPP = -4, |
||
512 | NET_DECNET_CONF_X25 = -5, |
||
513 | NET_DECNET_CONF_GRE = -6, |
||
514 | NET_DECNET_CONF_ETHER = -7 |
||
515 | |||
516 | /* ... and ifindex of devices */ |
||
517 | }; |
||
518 | |||
519 | /* /proc/sys/net/decnet/conf/<dev>/ */ |
||
520 | enum { |
||
521 | NET_DECNET_CONF_DEV_PRIORITY = 1, |
||
522 | NET_DECNET_CONF_DEV_T1 = 2, |
||
523 | NET_DECNET_CONF_DEV_T2 = 3, |
||
524 | NET_DECNET_CONF_DEV_T3 = 4, |
||
525 | NET_DECNET_CONF_DEV_FORWARDING = 5, |
||
526 | NET_DECNET_CONF_DEV_BLKSIZE = 6, |
||
527 | NET_DECNET_CONF_DEV_STATE = 7 |
||
528 | }; |
||
529 | |||
530 | /* CTL_PROC names: */ |
||
531 | |||
532 | /* CTL_FS names: */ |
||
533 | enum |
||
534 | { |
||
535 | FS_NRINODE=1, /* int:current number of allocated inodes */ |
||
536 | FS_STATINODE=2, |
||
537 | FS_MAXINODE=3, /* int:maximum number of inodes that can be allocated */ |
||
538 | FS_NRDQUOT=4, /* int:current number of allocated dquots */ |
||
539 | FS_MAXDQUOT=5, /* int:maximum number of dquots that can be allocated */ |
||
540 | FS_NRFILE=6, /* int:current number of allocated filedescriptors */ |
||
541 | FS_MAXFILE=7, /* int:maximum number of filedescriptors that can be allocated */ |
||
542 | FS_DENTRY=8, |
||
543 | FS_NRSUPER=9, /* int:current number of allocated super_blocks */ |
||
544 | FS_MAXSUPER=10, /* int:maximum number of super_blocks that can be allocated */ |
||
545 | FS_OVERFLOWUID=11, /* int: overflow UID */ |
||
546 | FS_OVERFLOWGID=12, /* int: overflow GID */ |
||
547 | FS_LEASES=13, /* int: leases enabled */ |
||
548 | FS_DIR_NOTIFY=14, /* int: directory notification enabled */ |
||
549 | FS_LEASE_TIME=15, /* int: maximum time to wait for a lease break */ |
||
550 | }; |
||
551 | |||
552 | /* CTL_DEBUG names: */ |
||
553 | |||
554 | /* CTL_DEV names: */ |
||
555 | enum { |
||
556 | DEV_CDROM=1, |
||
557 | DEV_HWMON=2, |
||
558 | DEV_PARPORT=3, |
||
559 | DEV_RAID=4, |
||
560 | DEV_MAC_HID=5 |
||
561 | }; |
||
562 | |||
563 | /* /proc/sys/dev/cdrom */ |
||
564 | enum { |
||
565 | DEV_CDROM_INFO=1, |
||
566 | DEV_CDROM_AUTOCLOSE=2, |
||
567 | DEV_CDROM_AUTOEJECT=3, |
||
568 | DEV_CDROM_DEBUG=4, |
||
569 | DEV_CDROM_LOCK=5, |
||
570 | DEV_CDROM_CHECK_MEDIA=6 |
||
571 | }; |
||
572 | |||
573 | /* /proc/sys/dev/parport */ |
||
574 | enum { |
||
575 | DEV_PARPORT_DEFAULT=-3 |
||
576 | }; |
||
577 | |||
578 | /* /proc/sys/dev/raid */ |
||
579 | enum { |
||
580 | DEV_RAID_SPEED_LIMIT_MIN=1, |
||
581 | DEV_RAID_SPEED_LIMIT_MAX=2 |
||
582 | }; |
||
583 | |||
584 | /* /proc/sys/dev/parport/default */ |
||
585 | enum { |
||
586 | DEV_PARPORT_DEFAULT_TIMESLICE=1, |
||
587 | DEV_PARPORT_DEFAULT_SPINTIME=2 |
||
588 | }; |
||
589 | |||
590 | /* /proc/sys/dev/parport/parport n */ |
||
591 | enum { |
||
592 | DEV_PARPORT_SPINTIME=1, |
||
593 | DEV_PARPORT_BASE_ADDR=2, |
||
594 | DEV_PARPORT_IRQ=3, |
||
595 | DEV_PARPORT_DMA=4, |
||
596 | DEV_PARPORT_MODES=5, |
||
597 | DEV_PARPORT_DEVICES=6, |
||
598 | DEV_PARPORT_AUTOPROBE=16 |
||
599 | }; |
||
600 | |||
601 | /* /proc/sys/dev/parport/parport n/devices/ */ |
||
602 | enum { |
||
603 | DEV_PARPORT_DEVICES_ACTIVE=-3, |
||
604 | }; |
||
605 | |||
606 | /* /proc/sys/dev/parport/parport n/devices/device n */ |
||
607 | enum { |
||
608 | DEV_PARPORT_DEVICE_TIMESLICE=1, |
||
609 | }; |
||
610 | |||
611 | /* /proc/sys/dev/mac_hid */ |
||
612 | enum { |
||
613 | DEV_MAC_HID_KEYBOARD_SENDS_LINUX_KEYCODES=1, |
||
614 | DEV_MAC_HID_KEYBOARD_LOCK_KEYCODES=2, |
||
615 | DEV_MAC_HID_MOUSE_BUTTON_EMULATION=3, |
||
616 | DEV_MAC_HID_MOUSE_BUTTON2_KEYCODE=4, |
||
617 | DEV_MAC_HID_MOUSE_BUTTON3_KEYCODE=5, |
||
618 | DEV_MAC_HID_ADB_MOUSE_SENDS_KEYCODES=6 |
||
619 | }; |
||
620 | |||
621 | /* /proc/sys/abi */ |
||
622 | enum |
||
623 | { |
||
624 | ABI_DEFHANDLER_COFF=1, /* default handler for coff binaries */ |
||
625 | ABI_DEFHANDLER_ELF=2, /* default handler for ELF binaries */ |
||
626 | ABI_DEFHANDLER_LCALL7=3,/* default handler for procs using lcall7 */ |
||
627 | ABI_DEFHANDLER_LIBCSO=4,/* default handler for an libc.so ELF interp */ |
||
628 | ABI_TRACE=5, /* tracing flags */ |
||
629 | ABI_FAKE_UTSNAME=6, /* fake target utsname information */ |
||
630 | }; |
||
631 | |||
632 | #ifdef __KERNEL__ |
||
633 | |||
634 | extern asmlinkage long sys_sysctl(struct __sysctl_args *); |
||
635 | extern void sysctl_init(void); |
||
636 | |||
637 | typedef struct ctl_table ctl_table; |
||
638 | |||
639 | typedef int ctl_handler (ctl_table *table, int *name, int nlen, |
||
640 | void *oldval, size_t *oldlenp, |
||
641 | void *newval, size_t newlen, |
||
642 | void **context); |
||
643 | |||
644 | typedef int proc_handler (ctl_table *ctl, int write, struct file * filp, |
||
645 | void *buffer, size_t *lenp); |
||
646 | |||
647 | extern int proc_dostring(ctl_table *, int, struct file *, |
||
648 | void *, size_t *); |
||
649 | extern int proc_dointvec(ctl_table *, int, struct file *, |
||
650 | void *, size_t *); |
||
651 | extern int proc_dointvec_bset(ctl_table *, int, struct file *, |
||
652 | void *, size_t *); |
||
653 | extern int proc_dointvec_minmax(ctl_table *, int, struct file *, |
||
654 | void *, size_t *); |
||
655 | extern int proc_dointvec_jiffies(ctl_table *, int, struct file *, |
||
656 | void *, size_t *); |
||
657 | extern int proc_doulongvec_minmax(ctl_table *, int, struct file *, |
||
658 | void *, size_t *); |
||
659 | extern int proc_doulongvec_ms_jiffies_minmax(ctl_table *table, int, |
||
660 | struct file *, void *, size_t *); |
||
661 | |||
662 | extern int do_sysctl (int *name, int nlen, |
||
663 | void *oldval, size_t *oldlenp, |
||
664 | void *newval, size_t newlen); |
||
665 | |||
666 | extern int do_sysctl_strategy (ctl_table *table, |
||
667 | int *name, int nlen, |
||
668 | void *oldval, size_t *oldlenp, |
||
669 | void *newval, size_t newlen, void ** context); |
||
670 | |||
671 | extern ctl_handler sysctl_string; |
||
672 | extern ctl_handler sysctl_intvec; |
||
673 | extern ctl_handler sysctl_jiffies; |
||
674 | |||
675 | |||
676 | /* |
||
677 | * Register a set of sysctl names by calling register_sysctl_table |
||
678 | * with an initialised array of ctl_table's. An entry with zero |
||
679 | * ctl_name terminates the table. table->de will be set up by the |
||
680 | * registration and need not be initialised in advance. |
||
681 | * |
||
682 | * sysctl names can be mirrored automatically under /proc/sys. The |
||
683 | * procname supplied controls /proc naming. |
||
684 | * |
||
685 | * The table's mode will be honoured both for sys_sysctl(2) and |
||
686 | * proc-fs access. |
||
687 | * |
||
688 | * Leaf nodes in the sysctl tree will be represented by a single file |
||
689 | * under /proc; non-leaf nodes will be represented by directories. A |
||
690 | * null procname disables /proc mirroring at this node. |
||
691 | * |
||
692 | * sysctl(2) can automatically manage read and write requests through |
||
693 | * the sysctl table. The data and maxlen fields of the ctl_table |
||
694 | * struct enable minimal validation of the values being written to be |
||
695 | * performed, and the mode field allows minimal authentication. |
||
696 | * |
||
697 | * More sophisticated management can be enabled by the provision of a |
||
698 | * strategy routine with the table entry. This will be called before |
||
699 | * any automatic read or write of the data is performed. |
||
700 | * |
||
701 | * The strategy routine may return: |
||
702 | * <0: Error occurred (error is passed to user process) |
||
703 | * 0: OK - proceed with automatic read or write. |
||
704 | * >0: OK - read or write has been done by the strategy routine, so |
||
705 | * return immediately. |
||
706 | * |
||
707 | * There must be a proc_handler routine for any terminal nodes |
||
708 | * mirrored under /proc/sys (non-terminals are handled by a built-in |
||
709 | * directory handler). Several default handlers are available to |
||
710 | * cover common cases. |
||
711 | */ |
||
712 | |||
713 | /* A sysctl table is an array of struct ctl_table: */ |
||
714 | struct ctl_table |
||
715 | { |
||
716 | int ctl_name; /* Binary ID */ |
||
717 | const char *procname; /* Text ID for /proc/sys, or zero */ |
||
718 | void *data; |
||
719 | int maxlen; |
||
720 | mode_t mode; |
||
721 | ctl_table *child; |
||
722 | proc_handler *proc_handler; /* Callback for text formatting */ |
||
723 | ctl_handler *strategy; /* Callback function for all r/w */ |
||
724 | struct proc_dir_entry *de; /* /proc control block */ |
||
725 | void *extra1; |
||
726 | void *extra2; |
||
727 | }; |
||
728 | |||
729 | /* struct ctl_table_header is used to maintain dynamic lists of |
||
730 | ctl_table trees. */ |
||
731 | struct ctl_table_header |
||
732 | { |
||
733 | ctl_table *ctl_table; |
||
734 | struct list_head ctl_entry; |
||
735 | }; |
||
736 | |||
737 | struct ctl_table_header * register_sysctl_table(ctl_table * table, |
||
738 | int insert_at_head); |
||
739 | void unregister_sysctl_table(struct ctl_table_header * table); |
||
740 | |||
741 | #else /* __KERNEL__ */ |
||
742 | |||
743 | #endif /* __KERNEL__ */ |
||
744 | |||
745 | #endif /* _LINUX_SYSCTL_H */ |