diff options
Diffstat (limited to 'pfinet/linux-inet/proc.c')
| -rw-r--r-- | pfinet/linux-inet/proc.c | 257 |
1 files changed, 0 insertions, 257 deletions
diff --git a/pfinet/linux-inet/proc.c b/pfinet/linux-inet/proc.c deleted file mode 100644 index aec473a2..00000000 --- a/pfinet/linux-inet/proc.c +++ /dev/null @@ -1,257 +0,0 @@ -/* - * INET An implementation of the TCP/IP protocol suite for the LINUX - * operating system. INET is implemented using the BSD Socket - * interface as the means of communication with the user level. - * - * This file implements the various access functions for the - * PROC file system. It is mainly used for debugging and - * statistics. - * - * Version: @(#)proc.c 1.0.5 05/27/93 - * - * Authors: Fred N. van Kempen, <waltje@uWalt.NL.Mugnet.ORG> - * Gerald J. Heim, <heim@peanuts.informatik.uni-tuebingen.de> - * Fred Baumgarten, <dc6iq@insu1.etec.uni-karlsruhe.de> - * Erik Schoenfelder, <schoenfr@ibr.cs.tu-bs.de> - * - * Fixes: - * Alan Cox : UDP sockets show the rxqueue/txqueue - * using hint flag for the netinfo. - * Pauline Middelink : identd support - * Alan Cox : Make /proc safer. - * Erik Schoenfelder : /proc/net/snmp - * Alan Cox : Handle dead sockets properly. - * - * 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; either version - * 2 of the License, or (at your option) any later version. - */ -#include <asm/system.h> -#include <linux/autoconf.h> -#include <linux/sched.h> -#include <linux/socket.h> -#include <linux/net.h> -#include <linux/un.h> -#include <linux/in.h> -#include <linux/param.h> -#include <linux/inet.h> -#include <linux/netdevice.h> -#include "ip.h" -#include "icmp.h" -#include "protocol.h" -#include "tcp.h" -#include "udp.h" -#include <linux/skbuff.h> -#include "sock.h" -#include "raw.h" - -/* - * Get__netinfo returns the length of that string. - * - * KNOWN BUGS - * As in get_unix_netinfo, the buffer might be too small. If this - * happens, get__netinfo returns only part of the available infos. - */ -static int -get__netinfo(struct proto *pro, char *buffer, int format, char **start, off_t offset, int length) -{ - struct sock **s_array; - struct sock *sp; - int i; - int timer_active; - unsigned long dest, src; - unsigned short destp, srcp; - int len=0; - off_t pos=0; - off_t begin=0; - - s_array = pro->sock_array; - len+=sprintf(buffer, "sl local_address rem_address st tx_queue rx_queue tr tm->when uid\n"); -/* - * This was very pretty but didn't work when a socket is destroyed at the wrong moment - * (eg a syn recv socket getting a reset), or a memory timer destroy. Instead of playing - * with timers we just concede defeat and cli(). - */ - for(i = 0; i < SOCK_ARRAY_SIZE; i++) - { - cli(); - sp = s_array[i]; - while(sp != NULL) - { - dest = sp->daddr; - src = sp->saddr; - destp = sp->dummy_th.dest; - srcp = sp->dummy_th.source; - - /* Since we are Little Endian we need to swap the bytes :-( */ - destp = ntohs(destp); - srcp = ntohs(srcp); - timer_active = del_timer(&sp->timer); - if (!timer_active) - sp->timer.expires = 0; - len+=sprintf(buffer+len, "%2d: %08lX:%04X %08lX:%04X %02X %08lX:%08lX %02X:%08lX %08X %d %d\n", - i, src, srcp, dest, destp, sp->state, - format==0?sp->write_seq-sp->rcv_ack_seq:sp->rmem_alloc, - format==0?sp->acked_seq-sp->copied_seq:sp->wmem_alloc, - timer_active, sp->timer.expires, (unsigned) sp->retransmits, - sp->socket?SOCK_INODE(sp->socket)->i_uid:0, - timer_active?sp->timeout:0); - if (timer_active) - add_timer(&sp->timer); - /* - * All sockets with (port mod SOCK_ARRAY_SIZE) = i - * are kept in sock_array[i], so we must follow the - * 'next' link to get them all. - */ - sp = sp->next; - pos=begin+len; - if(pos<offset) - { - len=0; - begin=pos; - } - if(pos>offset+length) - break; - } - sti(); /* We only turn interrupts back on for a moment, but because the interrupt queues anything built up - before this will clear before we jump back and cli, so it's not as bad as it looks */ - if(pos>offset+length) - break; - } - *start=buffer+(offset-begin); - len-=(offset-begin); - if(len>length) - len=length; - return len; -} - - -int tcp_get_info(char *buffer, char **start, off_t offset, int length) -{ - return get__netinfo(&tcp_prot, buffer,0, start, offset, length); -} - - -int udp_get_info(char *buffer, char **start, off_t offset, int length) -{ - return get__netinfo(&udp_prot, buffer,1, start, offset, length); -} - - -int raw_get_info(char *buffer, char **start, off_t offset, int length) -{ - return get__netinfo(&raw_prot, buffer,1, start, offset, length); -} - - -/* - * Report socket allocation statistics [mea@utu.fi] - */ -int afinet_get_info(char *buffer, char **start, off_t offset, int length) -{ - /* From net/socket.c */ - extern int socket_get_info(char *, char **, off_t, int); -#ifndef _HURD_ - extern struct proto packet_prot; - int len = socket_get_info(buffer,start,offset,length); -#else - int len = 0; -#endif - - - len += sprintf(buffer+len,"SOCK_ARRAY_SIZE=%d\n",SOCK_ARRAY_SIZE); - len += sprintf(buffer+len,"TCP: inuse %d highest %d\n", - tcp_prot.inuse, tcp_prot.highestinuse); - len += sprintf(buffer+len,"UDP: inuse %d highest %d\n", - udp_prot.inuse, udp_prot.highestinuse); - len += sprintf(buffer+len,"RAW: inuse %d highest %d\n", - raw_prot.inuse, raw_prot.highestinuse); -#ifndef _HURD_ - len += sprintf(buffer+len,"PAC: inuse %d highest %d\n", - packet_prot.inuse, packet_prot.highestinuse); -#endif - *start = buffer + offset; - len -= offset; - if (len > length) - len = length; - return len; -} - - -/* - * Called from the PROCfs module. This outputs /proc/net/snmp. - */ - -int snmp_get_info(char *buffer, char **start, off_t offset, int length) -{ - extern struct tcp_mib tcp_statistics; - extern struct udp_mib udp_statistics; - int len; -/* - extern unsigned long tcp_rx_miss, tcp_rx_hit1,tcp_rx_hit2; -*/ - - len = sprintf (buffer, - "Ip: Forwarding DefaultTTL InReceives InHdrErrors InAddrErrors ForwDatagrams InUnknownProtos InDiscards InDelivers OutRequests OutDiscards OutNoRoutes ReasmTimeout ReasmReqds ReasmOKs ReasmFails FragOKs FragFails FragCreates\n" - "Ip: %lu %lu %lu %lu %lu %lu %lu %lu %lu %lu %lu %lu %lu %lu %lu %lu %lu %lu %lu\n", - ip_statistics.IpForwarding, ip_statistics.IpDefaultTTL, - ip_statistics.IpInReceives, ip_statistics.IpInHdrErrors, - ip_statistics.IpInAddrErrors, ip_statistics.IpForwDatagrams, - ip_statistics.IpInUnknownProtos, ip_statistics.IpInDiscards, - ip_statistics.IpInDelivers, ip_statistics.IpOutRequests, - ip_statistics.IpOutDiscards, ip_statistics.IpOutNoRoutes, - ip_statistics.IpReasmTimeout, ip_statistics.IpReasmReqds, - ip_statistics.IpReasmOKs, ip_statistics.IpReasmFails, - ip_statistics.IpFragOKs, ip_statistics.IpFragFails, - ip_statistics.IpFragCreates); - - len += sprintf (buffer + len, - "Icmp: InMsgs InErrors InDestUnreachs InTimeExcds InParmProbs InSrcQuenchs InRedirects InEchos InEchoReps InTimestamps InTimestampReps InAddrMasks InAddrMaskReps OutMsgs OutErrors OutDestUnreachs OutTimeExcds OutParmProbs OutSrcQuenchs OutRedirects OutEchos OutEchoReps OutTimestamps OutTimestampReps OutAddrMasks OutAddrMaskReps\n" - "Icmp: %lu %lu %lu %lu %lu %lu %lu %lu %lu %lu %lu %lu %lu %lu %lu %lu %lu %lu %lu %lu %lu %lu %lu %lu %lu %lu\n", - icmp_statistics.IcmpInMsgs, icmp_statistics.IcmpInErrors, - icmp_statistics.IcmpInDestUnreachs, icmp_statistics.IcmpInTimeExcds, - icmp_statistics.IcmpInParmProbs, icmp_statistics.IcmpInSrcQuenchs, - icmp_statistics.IcmpInRedirects, icmp_statistics.IcmpInEchos, - icmp_statistics.IcmpInEchoReps, icmp_statistics.IcmpInTimestamps, - icmp_statistics.IcmpInTimestampReps, icmp_statistics.IcmpInAddrMasks, - icmp_statistics.IcmpInAddrMaskReps, icmp_statistics.IcmpOutMsgs, - icmp_statistics.IcmpOutErrors, icmp_statistics.IcmpOutDestUnreachs, - icmp_statistics.IcmpOutTimeExcds, icmp_statistics.IcmpOutParmProbs, - icmp_statistics.IcmpOutSrcQuenchs, icmp_statistics.IcmpOutRedirects, - icmp_statistics.IcmpOutEchos, icmp_statistics.IcmpOutEchoReps, - icmp_statistics.IcmpOutTimestamps, icmp_statistics.IcmpOutTimestampReps, - icmp_statistics.IcmpOutAddrMasks, icmp_statistics.IcmpOutAddrMaskReps); - - len += sprintf (buffer + len, - "Tcp: RtoAlgorithm RtoMin RtoMax MaxConn ActiveOpens PassiveOpens AttemptFails EstabResets CurrEstab InSegs OutSegs RetransSegs\n" - "Tcp: %lu %lu %lu %lu %lu %lu %lu %lu %lu %lu %lu %lu\n", - tcp_statistics.TcpRtoAlgorithm, tcp_statistics.TcpRtoMin, - tcp_statistics.TcpRtoMax, tcp_statistics.TcpMaxConn, - tcp_statistics.TcpActiveOpens, tcp_statistics.TcpPassiveOpens, - tcp_statistics.TcpAttemptFails, tcp_statistics.TcpEstabResets, - tcp_statistics.TcpCurrEstab, tcp_statistics.TcpInSegs, - tcp_statistics.TcpOutSegs, tcp_statistics.TcpRetransSegs); - - len += sprintf (buffer + len, - "Udp: InDatagrams NoPorts InErrors OutDatagrams\nUdp: %lu %lu %lu %lu\n", - udp_statistics.UdpInDatagrams, udp_statistics.UdpNoPorts, - udp_statistics.UdpInErrors, udp_statistics.UdpOutDatagrams); -/* - len += sprintf( buffer + len, - "TCP fast path RX: H2: %ul H1: %ul L: %ul\n", - tcp_rx_hit2,tcp_rx_hit1,tcp_rx_miss); -*/ - - if (offset >= len) - { - *start = buffer; - return 0; - } - *start = buffer + offset; - len -= offset; - if (len > length) - len = length; - return len; -} - |