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This file was processed as: Tape Archive
(archive/tar).
| Confidence | Program | Detection | Match Type | Support
|
|---|
| 100%
| dexvert
| Tape Archive (archive/tar)
| magic
| Supported |
| 100%
| file
| POSIX tar archive (GNU)
| default
| |
| 99%
| file
| POSIX tar archive (GNU), directory net-acct-0.2/, mode 40755 , uid 2000 , gid 1750 , size 0 , seconds 5725124631, user uc, group users
| default
| |
| 98%
| file
| data
| default
| |
| 62%
| TrID
| TAR - Tape ARchive (GNU)
| default
| |
| 37%
| TrID
| TAR - Tape ARchive (directory)
| default
| |
| 100%
| lsar
| Tar
| default
| |
| 100%
| gt2
| TAR Archiv gefunden (Auflistung ist deaktiviert)
| default
| |
| 100%
| disktype
| GNU tar archive
| default
| |
| 100%
| detectItEasy
| Archive: tar
| default
| |
| 100%
| binwalkID
| POSIX tar archive (GNU), owner user name: "-0.2/"
| default
| |
| 100%
| xdgMime
| application/x-tar
| default
|
|
hex view+--------+-------------------------+-------------------------+--------+--------+
|00000000| 6e 65 74 2d 61 63 63 74 | 2d 30 2e 32 2f 00 00 00 |net-acct|-0.2/...|
|00000010| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000020| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000030| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000040| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000050| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000060| 00 00 00 00 20 34 30 37 | 35 35 20 00 20 20 32 30 |.... 407|55 . 20|
|00000070| 30 30 20 00 20 20 31 37 | 35 30 20 00 20 20 20 20 |00 . 17|50 . |
|00000080| 20 20 20 20 20 20 30 20 | 20 35 37 32 35 31 32 34 | 0 | 5725124|
|00000090| 36 33 31 20 20 31 31 30 | 32 31 00 20 35 00 00 00 |631 110|21. 5...|
|000000a0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|000000b0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|000000c0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|000000d0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|000000e0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|000000f0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000100| 00 75 73 74 61 72 20 20 | 00 75 63 00 00 00 00 00 |.ustar |.uc.....|
|00000110| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000120| 00 00 00 00 00 00 00 00 | 00 75 73 65 72 73 00 00 |........|.users..|
|00000130| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000140| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000150| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000160| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000170| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000180| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000190| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|000001a0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|000001b0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|000001c0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|000001d0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|000001e0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|000001f0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000200| 6e 65 74 2d 61 63 63 74 | 2d 30 2e 32 2f 73 72 63 |net-acct|-0.2/src|
|00000210| 2f 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |/.......|........|
|00000220| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000230| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000240| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000250| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000260| 00 00 00 00 20 34 30 37 | 35 35 20 00 20 20 32 30 |.... 407|55 . 20|
|00000270| 30 30 20 00 20 20 31 37 | 35 30 20 00 20 20 20 20 |00 . 17|50 . |
|00000280| 20 20 20 20 20 20 30 20 | 20 35 37 32 35 31 32 35 | 0 | 5725125|
|00000290| 30 34 35 20 20 31 31 36 | 31 30 00 20 35 00 00 00 |045 116|10. 5...|
|000002a0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|000002b0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|000002c0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|000002d0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|000002e0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|000002f0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000300| 00 75 73 74 61 72 20 20 | 00 75 63 00 00 00 00 00 |.ustar |.uc.....|
|00000310| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000320| 00 00 00 00 00 00 00 00 | 00 75 73 65 72 73 00 00 |........|.users..|
|00000330| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000340| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000350| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000360| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000370| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000380| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000390| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|000003a0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|000003b0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|000003c0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|000003d0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|000003e0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|000003f0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000400| 6e 65 74 2d 61 63 63 74 | 2d 30 2e 32 2f 73 72 63 |net-acct|-0.2/src|
|00000410| 2f 4d 61 6b 65 66 69 6c | 65 00 00 00 00 00 00 00 |/Makefil|e.......|
|00000420| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000430| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000440| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000450| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000460| 00 00 00 00 31 30 30 36 | 34 34 20 00 20 20 32 30 |....1006|44 . 20|
|00000470| 30 30 20 00 20 20 31 37 | 35 30 20 00 20 20 20 20 |00 . 17|50 . |
|00000480| 20 20 20 20 35 36 34 20 | 20 35 37 32 32 32 33 33 | 564 | 5722233|
|00000490| 31 35 32 20 20 31 33 33 | 32 36 00 20 30 00 00 00 |152 133|26. 0...|
|000004a0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|000004b0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|000004c0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|000004d0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|000004e0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|000004f0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000500| 00 75 73 74 61 72 20 20 | 00 75 63 00 00 00 00 00 |.ustar |.uc.....|
|00000510| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000520| 00 00 00 00 00 00 00 00 | 00 75 73 65 72 73 00 00 |........|.users..|
|00000530| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000540| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000550| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000560| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000570| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000580| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000590| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|000005a0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|000005b0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|000005c0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|000005d0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|000005e0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|000005f0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000600| 45 58 45 43 20 3d 20 6e | 61 63 63 74 64 0a 43 46 |EXEC = n|acctd.CF|
|00000610| 4c 41 47 53 20 3d 20 2d | 57 61 6c 6c 20 2d 57 73 |LAGS = -|Wall -Ws|
|00000620| 74 72 69 63 74 2d 70 72 | 6f 74 6f 74 79 70 65 73 |trict-pr|ototypes|
|00000630| 0a 4f 42 4a 45 43 54 53 | 20 3d 20 6d 61 69 6e 2e |.OBJECTS| = main.|
|00000640| 6f 20 64 61 65 6d 6f 6e | 2e 6f 20 63 61 70 74 75 |o daemon|.o captu|
|00000650| 72 65 2e 6f 20 75 74 69 | 6c 73 2e 6f 20 63 6f 6e |re.o uti|ls.o con|
|00000660| 66 69 67 2e 6f 0a 4c 49 | 42 53 20 3d 20 0a 43 43 |fig.o.LI|BS = .CC|
|00000670| 20 3d 20 67 63 63 0a 0a | 61 6c 6c 3a 09 24 28 45 | = gcc..|all:.$(E|
|00000680| 58 45 43 29 0a 0a 64 65 | 70 65 6e 64 20 64 65 70 |XEC)..de|pend dep|
|00000690| 3a 0a 09 66 6f 72 20 69 | 20 69 6e 20 2a 2e 63 3b |:..for i| in *.c;|
|000006a0| 64 6f 20 24 28 43 50 50 | 29 20 2d 4d 20 24 24 69 |do $(CPP|) -M $$i|
|000006b0| 3b 64 6f 6e 65 20 3e 20 | 2e 74 6d 70 64 65 70 65 |;done > |.tmpdepe|
|000006c0| 6e 64 0a 09 6d 76 20 2e | 74 6d 70 64 65 70 65 6e |nd..mv .|tmpdepen|
|000006d0| 64 20 2e 64 65 70 65 6e | 64 0a 0a 24 28 45 58 45 |d .depen|d..$(EXE|
|000006e0| 43 29 3a 09 24 28 4f 42 | 4a 45 43 54 53 29 0a 09 |C):.$(OB|JECTS)..|
|000006f0| 09 24 28 43 43 29 20 2d | 6f 20 24 28 45 58 45 43 |.$(CC) -|o $(EXEC|
|00000700| 29 20 24 28 43 46 4c 41 | 47 53 29 20 24 28 4f 42 |) $(CFLA|GS) $(OB|
|00000710| 4a 45 43 54 53 29 20 24 | 28 4c 49 42 53 29 0a 0a |JECTS) $|(LIBS)..|
|00000720| 63 6c 65 61 6e 3a 0a 09 | 72 6d 20 2d 66 20 2a 2e |clean:..|rm -f *.|
|00000730| 6f 20 24 28 45 58 45 43 | 29 0a 0a 69 66 65 71 20 |o $(EXEC|)..ifeq |
|00000740| 28 2e 64 65 70 65 6e 64 | 2c 24 28 77 69 6c 64 63 |(.depend|,$(wildc|
|00000750| 61 72 64 20 2e 64 65 70 | 65 6e 64 29 29 0a 69 6e |ard .dep|end)).in|
|00000760| 63 6c 75 64 65 20 2e 64 | 65 70 65 6e 64 0a 65 6e |clude .d|epend.en|
|00000770| 64 69 66 0a 00 00 00 00 | 00 00 00 00 00 00 00 00 |dif.....|........|
|00000780| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000790| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|000007a0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|000007b0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|000007c0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|000007d0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|000007e0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|000007f0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000800| 6e 65 74 2d 61 63 63 74 | 2d 30 2e 32 2f 73 72 63 |net-acct|-0.2/src|
|00000810| 2f 63 61 70 74 75 72 65 | 2e 63 00 00 00 00 00 00 |/capture|.c......|
|00000820| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000830| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000840| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000850| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000860| 00 00 00 00 31 30 30 36 | 34 34 20 00 20 20 32 30 |....1006|44 . 20|
|00000870| 30 30 20 00 20 20 31 37 | 35 30 20 00 20 20 20 20 |00 . 17|50 . |
|00000880| 20 20 34 31 34 34 37 20 | 20 35 37 32 35 31 32 34 | 41447 | 5725124|
|00000890| 37 36 34 20 20 31 33 35 | 35 35 00 20 30 00 00 00 |764 135|55. 0...|
|000008a0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|000008b0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|000008c0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|000008d0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|000008e0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|000008f0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000900| 00 75 73 74 61 72 20 20 | 00 75 63 00 00 00 00 00 |.ustar |.uc.....|
|00000910| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000920| 00 00 00 00 00 00 00 00 | 00 75 73 65 72 73 00 00 |........|.users..|
|00000930| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000940| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000950| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000960| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000970| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000980| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000990| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|000009a0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|000009b0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|000009c0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|000009d0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|000009e0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|000009f0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000a00| 2f 2a 20 0a 20 2a 20 4e | 65 74 77 6f 72 6b 20 61 |/* . * N|etwork a|
|00000a10| 63 63 6f 75 6e 74 69 6e | 67 0a 20 2a 20 63 61 70 |ccountin|g. * cap|
|00000a20| 74 75 72 65 2e 63 20 2d | 20 63 61 70 74 75 72 65 |ture.c -| capture|
|00000a30| 20 72 61 77 20 70 61 63 | 6b 65 74 73 0a 20 2a 20 | raw pac|kets. * |
|00000a40| 28 43 29 20 31 39 39 34 | 20 55 6c 72 69 63 68 20 |(C) 1994| Ulrich |
|00000a50| 43 61 6c 6c 6d 65 69 65 | 72 0a 20 2a 2f 0a 0a 23 |Callmeie|r. */..#|
|00000a60| 69 6e 63 6c 75 64 65 20 | 3c 73 79 73 2f 74 69 6d |include |<sys/tim|
|00000a70| 65 2e 68 3e 0a 23 69 6e | 63 6c 75 64 65 20 3c 73 |e.h>.#in|clude <s|
|00000a80| 79 73 2f 77 61 69 74 2e | 68 3e 0a 23 69 6e 63 6c |ys/wait.|h>.#incl|
|00000a90| 75 64 65 20 22 6e 65 74 | 61 63 63 74 2e 68 22 0a |ude "net|acct.h".|
|00000aa0| 0a 23 69 6e 63 6c 75 64 | 65 20 3c 73 74 64 69 6f |.#includ|e <stdio|
|00000ab0| 2e 68 3e 0a 23 69 6e 63 | 6c 75 64 65 20 3c 73 74 |.h>.#inc|lude <st|
|00000ac0| 64 6c 69 62 2e 68 3e 0a | 23 69 6e 63 6c 75 64 65 |dlib.h>.|#include|
|00000ad0| 20 3c 75 6e 69 73 74 64 | 2e 68 3e 0a 23 69 6e 63 | <unistd|.h>.#inc|
|00000ae0| 6c 75 64 65 20 3c 6d 61 | 6c 6c 6f 63 2e 68 3e 0a |lude <ma|lloc.h>.|
|00000af0| 23 69 6e 63 6c 75 64 65 | 20 3c 73 74 72 69 6e 67 |#include| <string|
|00000b00| 73 2e 68 3e 0a 23 69 6e | 63 6c 75 64 65 20 3c 73 |s.h>.#in|clude <s|
|00000b10| 69 67 6e 61 6c 2e 68 3e | 0a 23 69 6e 63 6c 75 64 |ignal.h>|.#includ|
|00000b20| 65 20 3c 66 63 6e 74 6c | 2e 68 3e 0a 23 69 6e 63 |e <fcntl|.h>.#inc|
|00000b30| 6c 75 64 65 20 3c 75 74 | 6d 70 2e 68 3e 0a 23 69 |lude <ut|mp.h>.#i|
|00000b40| 6e 63 6c 75 64 65 20 3c | 73 79 73 2f 74 79 70 65 |nclude <|sys/type|
|00000b50| 73 2e 68 3e 0a 23 69 6e | 63 6c 75 64 65 20 3c 73 |s.h>.#in|clude <s|
|00000b60| 79 73 2f 73 6f 63 6b 65 | 74 2e 68 3e 0a 23 69 6e |ys/socke|t.h>.#in|
|00000b70| 63 6c 75 64 65 20 3c 73 | 79 73 2f 69 6f 63 74 6c |clude <s|ys/ioctl|
|00000b80| 2e 68 3e 0a 23 69 6e 63 | 6c 75 64 65 20 3c 73 79 |.h>.#inc|lude <sy|
|00000b90| 73 2f 73 74 61 74 2e 68 | 3e 0a 23 69 6e 63 6c 75 |s/stat.h|>.#inclu|
|00000ba0| 64 65 20 3c 6e 65 74 69 | 6e 65 74 2f 69 6e 2e 68 |de <neti|net/in.h|
|00000bb0| 3e 0a 23 69 6e 63 6c 75 | 64 65 20 3c 6e 65 74 69 |>.#inclu|de <neti|
|00000bc0| 6e 65 74 2f 70 72 6f 74 | 6f 63 6f 6c 73 2e 68 3e |net/prot|ocols.h>|
|00000bd0| 0a 23 69 6e 63 6c 75 64 | 65 20 3c 6c 69 6e 75 78 |.#includ|e <linux|
|00000be0| 2f 69 66 2e 68 3e 0a 23 | 69 6e 63 6c 75 64 65 20 |/if.h>.#|include |
|00000bf0| 3c 6c 69 6e 75 78 2f 69 | 66 5f 65 74 68 65 72 2e |<linux/i|f_ether.|
|00000c00| 68 3e 0a 23 69 6e 63 6c | 75 64 65 20 3c 6c 69 6e |h>.#incl|ude <lin|
|00000c10| 75 78 2f 69 70 2e 68 3e | 0a 23 69 6e 63 6c 75 64 |ux/ip.h>|.#includ|
|00000c20| 65 20 3c 6c 69 6e 75 78 | 2f 74 63 70 2e 68 3e 0a |e <linux|/tcp.h>.|
|00000c30| 0a 63 68 61 72 20 2a 72 | 63 73 5f 72 65 76 69 73 |.char *r|cs_revis|
|00000c40| 69 6f 6e 5f 63 61 70 74 | 75 72 65 5f 63 20 3d 20 |ion_capt|ure_c = |
|00000c50| 22 24 52 65 76 69 73 69 | 6f 6e 3a 20 31 2e 31 30 |"$Revisi|on: 1.10|
|00000c60| 20 24 22 3b 0a 0a 76 6f | 69 64 20 68 61 6e 64 6c | $";..vo|id handl|
|00000c70| 65 5f 69 70 28 75 6e 73 | 69 67 6e 65 64 20 63 68 |e_ip(uns|igned ch|
|00000c80| 61 72 20 62 75 66 5b 5d | 2c 20 63 68 61 72 20 2a |ar buf[]|, char *|
|00000c90| 64 65 76 6e 61 6d 65 2c | 20 63 68 61 72 20 2a 75 |devname,| char *u|
|00000ca0| 73 65 72 29 3b 0a 76 6f | 69 64 20 72 65 67 69 73 |ser);.vo|id regis|
|00000cb0| 74 65 72 5f 70 61 63 6b | 65 74 28 75 6e 73 69 67 |ter_pack|et(unsig|
|00000cc0| 6e 65 64 20 6c 6f 6e 67 | 20 69 6e 74 20 73 72 63 |ned long| int src|
|00000cd0| 2c 75 6e 73 69 67 6e 65 | 64 20 6c 6f 6e 67 20 69 |,unsigne|d long i|
|00000ce0| 6e 74 20 64 73 74 2c 20 | 75 6e 73 69 67 6e 65 64 |nt dst, |unsigned|
|00000cf0| 20 63 68 61 72 20 70 72 | 6f 74 6f 2c 20 75 6e 73 | char pr|oto, uns|
|00000d00| 69 67 6e 65 64 20 73 68 | 6f 72 74 20 73 72 63 70 |igned sh|ort srcp|
|00000d10| 6f 72 74 2c 20 75 6e 73 | 69 67 6e 65 64 20 73 68 |ort, uns|igned sh|
|00000d20| 6f 72 74 20 64 73 74 70 | 6f 72 74 2c 20 69 6e 74 |ort dstp|ort, int|
|00000d30| 20 73 69 7a 65 2c 20 63 | 68 61 72 20 2a 64 65 76 | size, c|har *dev|
|00000d40| 6e 61 6d 65 2c 20 63 68 | 61 72 20 2a 75 73 65 72 |name, ch|ar *user|
|00000d50| 29 3b 0a 0a 76 6f 6c 61 | 74 69 6c 65 20 69 6e 74 |);..vola|tile int|
|00000d60| 20 72 75 6e 6e 69 6e 67 | 3b 0a 0a 76 6f 69 64 20 | running|;..void |
|00000d70| 69 6e 69 74 5f 63 61 70 | 74 75 72 65 28 29 0a 2f |init_cap|ture()./|
|00000d80| 2a 0a 20 2a 20 31 29 20 | 4f 70 65 6e 20 6f 75 72 |*. * 1) |Open our|
|00000d90| 20 63 61 70 74 75 72 65 | 20 73 6f 63 6b 65 74 0a | capture| socket.|
|00000da0| 20 2a 20 32 29 20 53 65 | 74 20 61 6c 6c 20 74 68 | * 2) Se|t all th|
|00000db0| 65 20 70 72 6f 6d 69 73 | 63 20 64 65 76 69 63 65 |e promis|c device|
|00000dc0| 73 20 74 6f 20 70 72 6f | 6d 69 73 63 6f 75 73 20 |s to pro|miscous |
|00000dd0| 6d 6f 64 65 20 0a 20 2a | 2f 0a 7b 0a 20 20 20 20 |mode . *|/.{. |
|00000de0| 73 74 72 75 63 74 20 69 | 66 72 65 71 20 69 66 72 |struct i|freq ifr|
|00000df0| 3b 0a 20 20 20 20 73 74 | 72 75 63 74 20 70 72 6f |;. st|ruct pro|
|00000e00| 6d 69 73 63 5f 64 65 76 | 69 63 65 20 2a 70 3b 0a |misc_dev|ice *p;.|
|00000e10| 0a 20 20 20 20 69 66 20 | 28 28 63 61 70 74 75 72 |. if |((captur|
|00000e20| 65 5f 73 64 20 3d 20 73 | 6f 63 6b 65 74 20 28 41 |e_sd = s|ocket (A|
|00000e30| 46 5f 49 4e 45 54 2c 20 | 53 4f 43 4b 5f 50 41 43 |F_INET, |SOCK_PAC|
|00000e40| 4b 45 54 2c 20 68 74 6f | 6e 73 20 28 45 54 48 5f |KET, hto|ns (ETH_|
|00000e50| 50 5f 41 4c 4c 29 29 29 | 20 3c 20 30 29 0a 09 7b |P_ALL)))| < 0)..{|
|00000e60| 0a 09 20 20 20 20 73 79 | 73 6c 6f 67 28 4c 4f 47 |.. sy|slog(LOG|
|00000e70| 5f 45 52 52 2c 20 22 63 | 61 6e 27 74 20 67 65 74 |_ERR, "c|an't get|
|00000e80| 20 73 6f 63 6b 65 74 3a | 20 25 6d 5c 6e 22 29 3b | socket:| %m\n");|
|00000e90| 0a 09 20 20 20 20 64 61 | 65 6d 6f 6e 5f 73 74 6f |.. da|emon_sto|
|00000ea0| 70 28 30 29 3b 0a 09 7d | 0a 0a 20 20 20 20 70 20 |p(0);..}|.. p |
|00000eb0| 3d 20 63 66 67 20 2d 3e | 20 70 72 6f 6d 69 73 63 |= cfg ->| promisc|
|00000ec0| 3b 0a 20 20 20 20 0a 20 | 20 20 20 77 68 69 6c 65 |;. . | while|
|00000ed0| 28 70 21 3d 4e 55 4c 4c | 29 0a 09 7b 0a 09 20 20 |(p!=NULL|)..{.. |
|00000ee0| 20 20 73 74 72 63 70 79 | 20 28 70 20 2d 3e 20 6f | strcpy| (p -> o|
|00000ef0| 6c 64 69 66 72 2e 69 66 | 72 5f 6e 61 6d 65 2c 20 |ldifr.if|r_name, |
|00000f00| 70 20 2d 3e 20 6e 61 6d | 65 29 3b 0a 09 20 20 20 |p -> nam|e);.. |
|00000f10| 20 0a 09 20 20 20 20 69 | 66 20 28 69 6f 63 74 6c | .. i|f (ioctl|
|00000f20| 20 28 63 61 70 74 75 72 | 65 5f 73 64 2c 20 53 49 | (captur|e_sd, SI|
|00000f30| 4f 43 47 49 46 46 4c 41 | 47 53 2c 20 26 28 70 20 |OCGIFFLA|GS, &(p |
|00000f40| 2d 3e 20 6f 6c 64 69 66 | 72 29 29 20 3c 20 30 29 |-> oldif|r)) < 0)|
|00000f50| 0a 09 09 7b 0a 09 09 20 | 20 20 20 73 79 73 6c 6f |...{... | syslo|
|00000f60| 67 28 4c 4f 47 5f 45 52 | 52 2c 20 22 63 61 6e 27 |g(LOG_ER|R, "can'|
|00000f70| 74 20 67 65 74 20 66 6c | 61 67 73 3a 20 25 6d 5c |t get fl|ags: %m\|
|00000f80| 6e 22 29 3b 0a 09 09 20 | 20 20 20 64 61 65 6d 6f |n");... | daemo|
|00000f90| 6e 5f 73 74 6f 70 28 30 | 29 3b 0a 09 09 7d 0a 09 |n_stop(0|);...}..|
|00000fa0| 20 20 20 20 0a 09 20 20 | 20 20 70 20 2d 3e 20 72 | .. | p -> r|
|00000fb0| 65 73 65 74 20 3d 20 31 | 3b 0a 09 20 20 20 20 0a |eset = 1|;.. .|
|00000fc0| 09 20 20 20 20 69 66 72 | 20 3d 20 70 20 2d 3e 20 |. ifr| = p -> |
|00000fd0| 6f 6c 64 69 66 72 3b 0a | 09 20 20 20 20 69 66 72 |oldifr;.|. ifr|
|00000fe0| 2e 69 66 72 5f 66 6c 61 | 67 73 20 7c 3d 20 49 46 |.ifr_fla|gs |= IF|
|00000ff0| 46 5f 50 52 4f 4d 49 53 | 43 3b 0a 09 20 20 20 20 |F_PROMIS|C;.. |
|00001000| 0a 09 20 20 20 20 69 66 | 20 28 69 6f 63 74 6c 20 |.. if| (ioctl |
|00001010| 28 63 61 70 74 75 72 65 | 5f 73 64 2c 20 53 49 4f |(capture|_sd, SIO|
|00001020| 43 53 49 46 46 4c 41 47 | 53 2c 20 26 69 66 72 29 |CSIFFLAG|S, &ifr)|
|00001030| 20 3c 20 30 29 0a 09 09 | 7b 0a 09 09 20 20 20 20 | < 0)...|{... |
|00001040| 73 79 73 6c 6f 67 28 4c | 4f 47 5f 45 52 52 2c 20 |syslog(L|OG_ERR, |
|00001050| 22 63 61 6e 27 74 20 73 | 65 74 20 66 6c 61 67 73 |"can't s|et flags|
|00001060| 3a 20 25 6d 5c 6e 22 29 | 3b 0a 09 09 20 20 20 20 |: %m\n")|;... |
|00001070| 64 61 65 6d 6f 6e 5f 73 | 74 6f 70 28 30 29 3b 0a |daemon_s|top(0);.|
|00001080| 09 09 7d 0a 0a 09 20 20 | 20 20 73 79 73 6c 6f 67 |..}... | syslog|
|00001090| 28 4c 4f 47 5f 44 45 42 | 55 47 2c 20 22 25 73 20 |(LOG_DEB|UG, "%s |
|000010a0| 73 65 74 20 74 6f 20 70 | 72 6f 6d 69 73 63 6f 75 |set to p|romiscou|
|000010b0| 73 20 6d 6f 64 65 5c 6e | 22 2c 20 70 20 2d 3e 20 |s mode\n|", p -> |
|000010c0| 6e 61 6d 65 29 3b 0a 09 | 20 20 20 20 0a 09 20 20 |name);..| .. |
|000010d0| 20 20 70 20 3d 20 70 20 | 2d 3e 20 6e 65 78 74 3b | p = p |-> next;|
|000010e0| 0a 09 7d 0a 7d 0a 0a 76 | 6f 69 64 20 65 78 69 74 |..}.}..v|oid exit|
|000010f0| 5f 63 61 70 74 75 72 65 | 28 76 6f 69 64 29 0a 7b |_capture|(void).{|
|00001100| 0a 20 20 20 20 73 74 72 | 75 63 74 20 70 72 6f 6d |. str|uct prom|
|00001110| 69 73 63 5f 64 65 76 69 | 63 65 20 2a 70 3b 0a 0a |isc_devi|ce *p;..|
|00001120| 20 20 20 20 2f 2a 20 64 | 6f 20 77 65 20 68 61 76 | /* d|o we hav|
|00001130| 65 20 74 6f 20 63 68 65 | 63 6b 20 28 63 61 70 74 |e to che|ck (capt|
|00001140| 75 72 65 5f 73 64 20 3e | 3d 20 30 29 20 3f 20 2a |ure_sd >|= 0) ? *|
|00001150| 2f 0a 0a 20 20 20 20 70 | 20 3d 20 63 66 67 20 2d |/.. p| = cfg -|
|00001160| 3e 20 70 72 6f 6d 69 73 | 63 3b 0a 20 20 20 20 0a |> promis|c;. .|
|00001170| 20 20 20 20 77 68 69 6c | 65 28 70 20 21 3d 20 4e | whil|e(p != N|
|00001180| 55 4c 4c 29 0a 09 7b 0a | 09 20 20 20 20 69 66 20 |ULL)..{.|. if |
|00001190| 28 69 6f 63 74 6c 20 28 | 63 61 70 74 75 72 65 5f |(ioctl (|capture_|
|000011a0| 73 64 2c 20 53 49 4f 43 | 53 49 46 46 4c 41 47 53 |sd, SIOC|SIFFLAGS|
|000011b0| 2c 20 26 28 70 20 2d 3e | 20 6f 6c 64 69 66 72 29 |, &(p ->| oldifr)|
|000011c0| 29 20 3c 20 30 29 0a 09 | 09 7b 0a 09 09 20 20 20 |) < 0)..|.{... |
|000011d0| 20 73 79 73 6c 6f 67 28 | 4c 4f 47 5f 45 52 52 2c | syslog(|LOG_ERR,|
|000011e0| 20 22 63 61 6e 27 74 20 | 72 65 73 65 74 20 66 6c | "can't |reset fl|
|000011f0| 61 67 73 3a 20 25 6d 5c | 6e 22 29 3b 0a 09 09 7d |ags: %m\|n");...}|
|00001200| 0a 09 20 20 20 20 0a 09 | 20 20 20 20 70 20 3d 20 |.. ..| p = |
|00001210| 70 20 2d 3e 20 6e 65 78 | 74 3b 0a 09 7d 0a 20 20 |p -> nex|t;..}. |
|00001220| 20 20 0a 20 20 20 20 63 | 6c 6f 73 65 20 28 63 61 | . c|lose (ca|
|00001230| 70 74 75 72 65 5f 73 64 | 29 3b 0a 7d 0a 0a 0a 73 |pture_sd|);.}...s|
|00001240| 74 61 74 69 63 20 73 74 | 72 75 63 74 20 73 74 61 |tatic st|ruct sta|
|00001250| 74 69 73 74 69 63 73 20 | 2a 70 61 63 6b 65 74 73 |tistics |*packets|
|00001260| 3b 0a 0a 73 74 61 74 69 | 63 20 73 74 72 75 63 74 |;..stati|c struct|
|00001270| 20 69 70 64 61 74 61 20 | 2a 70 6c 69 73 74 3b 20 | ipdata |*plist; |
|00001280| 2f 2a 20 64 61 74 61 20 | 62 65 69 6e 67 20 63 6f |/* data |being co|
|00001290| 6c 6c 65 63 74 65 64 20 | 2a 2f 0a 73 74 61 74 69 |llected |*/.stati|
|000012a0| 63 20 73 74 72 75 63 74 | 20 69 70 64 61 74 61 20 |c struct| ipdata |
|000012b0| 2a 6f 6c 69 73 74 3b 20 | 2f 2a 20 64 61 74 61 20 |*olist; |/* data |
|000012c0| 62 65 69 6e 67 20 77 72 | 69 74 74 65 6e 20 2a 2f |being wr|itten */|
|000012d0| 0a 75 6e 73 69 67 6e 65 | 64 20 6c 6f 6e 67 20 69 |.unsigne|d long i|
|000012e0| 6e 74 20 70 6c 69 73 74 | 73 69 7a 65 3b 0a 75 6e |nt plist|size;.un|
|000012f0| 73 69 67 6e 65 64 20 6c | 6f 6e 67 20 69 6e 74 20 |signed l|ong int |
|00001300| 6f 6c 69 73 74 73 69 7a | 65 3b 0a 73 74 61 74 69 |olistsiz|e;.stati|
|00001310| 63 20 76 6f 6c 61 74 69 | 6c 65 20 73 69 67 5f 61 |c volati|le sig_a|
|00001320| 74 6f 6d 69 63 5f 74 20 | 6c 63 6b 3b 0a 73 74 61 |tomic_t |lck;.sta|
|00001330| 74 69 63 20 76 6f 6c 61 | 74 69 6c 65 20 73 69 67 |tic vola|tile sig|
|00001340| 5f 61 74 6f 6d 69 63 5f | 74 20 77 72 69 74 69 6e |_atomic_|t writin|
|00001350| 67 3b 0a 73 74 61 74 69 | 63 20 76 6f 6c 61 74 69 |g;.stati|c volati|
|00001360| 6c 65 20 73 69 67 5f 61 | 74 6f 6d 69 63 5f 74 20 |le sig_a|tomic_t |
|00001370| 64 75 6d 70 69 6e 67 3b | 0a 76 6f 6c 61 74 69 6c |dumping;|.volatil|
|00001380| 65 20 70 69 64 5f 74 20 | 77 72 69 74 65 70 69 64 |e pid_t |writepid|
|00001390| 3b 0a 76 6f 6c 61 74 69 | 6c 65 20 70 69 64 5f 74 |;.volati|le pid_t|
|000013a0| 20 64 75 6d 70 70 69 64 | 3b 0a 0a 76 6f 6c 61 74 | dumppid|;..volat|
|000013b0| 69 6c 65 20 69 6e 74 20 | 6d 61 79 5f 77 72 69 74 |ile int |may_writ|
|000013c0| 65 3b 0a 0a 69 6e 74 20 | 65 72 72 5f 64 65 6c 61 |e;..int |err_dela|
|000013d0| 79 2c 20 6d 61 78 5f 65 | 72 72 5f 64 65 6c 61 79 |y, max_e|rr_delay|
|000013e0| 3b 0a 0a 76 6f 6c 61 74 | 69 6c 65 20 74 69 6d 65 |;..volat|ile time|
|000013f0| 5f 74 20 6e 6f 77 3b 0a | 0a 73 74 72 75 63 74 20 |_t now;.|.struct |
|00001400| 69 70 6e 65 74 77 6f 72 | 6b 20 2a 69 67 6e 6f 72 |ipnetwor|k *ignor|
|00001410| 65 6e 65 74 3b 0a 0a 2f | 2a 20 73 74 61 74 69 73 |enet;../|* statis|
|00001420| 74 69 63 73 20 2a 2f 0a | 75 6e 73 69 67 6e 65 64 |tics */.|unsigned|
|00001430| 20 69 6e 74 20 6c 69 73 | 74 5f 63 6f 6d 70 61 72 | int lis|t_compar|
|00001440| 65 73 2c 20 6c 69 73 74 | 5f 6c 6f 6f 6b 75 70 73 |es, list|_lookups|
|00001450| 3b 0a 0a 76 6f 69 64 20 | 72 65 6f 70 65 6e 5f 73 |;..void |reopen_s|
|00001460| 6f 63 6b 65 74 28 76 6f | 69 64 29 0a 7b 0a 20 20 |ocket(vo|id).{. |
|00001470| 20 20 69 6e 74 20 73 61 | 76 65 31 2c 20 73 61 76 | int sa|ve1, sav|
|00001480| 65 32 3b 0a 20 20 20 20 | 0a 20 20 20 20 2f 2a 20 |e2;. |. /* |
|00001490| 63 72 69 74 69 63 61 6c | 20 73 65 63 74 69 6f 6e |critical| section|
|000014a0| 20 2a 2f 0a 20 20 20 20 | 73 61 76 65 31 20 3d 20 | */. |save1 = |
|000014b0| 6d 61 79 5f 77 72 69 74 | 65 3b 0a 20 20 20 20 6d |may_writ|e;. m|
|000014c0| 61 79 5f 77 72 69 74 65 | 20 3d 20 30 3b 0a 20 20 |ay_write| = 0;. |
|000014d0| 20 20 73 61 76 65 32 20 | 3d 20 6c 63 6b 3b 0a 20 | save2 |= lck;. |
|000014e0| 20 20 20 6c 63 6b 20 3d | 20 31 3b 0a 20 20 20 20 | lck =| 1;. |
|000014f0| 2f 2a 20 65 6e 64 20 2a | 2f 0a 20 20 20 20 0a 20 |/* end *|/. . |
|00001500| 20 20 20 65 78 69 74 5f | 63 61 70 74 75 72 65 28 | exit_|capture(|
|00001510| 29 3b 0a 20 20 20 20 69 | 6e 69 74 5f 63 61 70 74 |);. i|nit_capt|
|00001520| 75 72 65 28 29 3b 0a 0a | 20 20 20 20 6c 63 6b 20 |ure();..| lck |
|00001530| 3d 20 73 61 76 65 32 3b | 0a 20 20 20 20 6d 61 79 |= save2;|. may|
|00001540| 5f 77 72 69 74 65 20 3d | 20 73 61 76 65 31 3b 0a |_write =| save1;.|
|00001550| 7d 0a 0a 69 6e 74 20 6e | 65 74 69 67 6e 6f 72 65 |}..int n|etignore|
|00001560| 28 75 6e 73 69 67 6e 65 | 64 20 6c 6f 6e 67 20 69 |(unsigne|d long i|
|00001570| 6e 74 20 61 64 64 72 29 | 0a 7b 0a 20 20 20 20 73 |nt addr)|.{. s|
|00001580| 74 72 75 63 74 20 69 70 | 6e 65 74 77 6f 72 6b 20 |truct ip|network |
|00001590| 2a 74 6d 70 3b 0a 20 20 | 20 20 74 6d 70 20 3d 20 |*tmp;. | tmp = |
|000015a0| 69 67 6e 6f 72 65 6e 65 | 74 3b 0a 0a 20 20 20 20 |ignorene|t;.. |
|000015b0| 77 68 69 6c 65 28 74 6d | 70 21 3d 4e 55 4c 4c 29 |while(tm|p!=NULL)|
|000015c0| 0a 09 7b 0a 09 20 20 20 | 20 69 66 28 28 61 64 64 |..{.. | if((add|
|000015d0| 72 20 26 20 74 6d 70 20 | 2d 3e 20 6e 65 74 6d 61 |r & tmp |-> netma|
|000015e0| 73 6b 29 20 3d 3d 20 74 | 6d 70 20 2d 3e 20 6e 65 |sk) == t|mp -> ne|
|000015f0| 74 6e 75 6d 62 65 72 29 | 0a 09 09 7b 0a 09 09 20 |tnumber)|...{... |
|00001600| 20 20 20 72 65 74 75 72 | 6e 20 31 3b 0a 09 09 7d | retur|n 1;...}|
|00001610| 0a 09 20 20 20 20 74 6d | 70 20 3d 20 74 6d 70 20 |.. tm|p = tmp |
|00001620| 2d 3e 20 6e 65 78 74 3b | 0a 09 7d 0a 20 20 20 20 |-> next;|..}. |
|00001630| 72 65 74 75 72 6e 20 30 | 3b 0a 7d 0a 0a 73 74 72 |return 0|;.}..str|
|00001640| 75 63 74 20 64 79 6e 61 | 64 61 74 20 2a 64 79 6e |uct dyna|dat *dyn|
|00001650| 61 64 61 74 20 3d 20 4e | 55 4c 4c 3b 0a 0a 63 68 |adat = N|ULL;..ch|
|00001660| 61 72 20 2a 63 68 65 63 | 6b 5f 75 73 65 72 28 63 |ar *chec|k_user(c|
|00001670| 68 61 72 20 2a 64 65 76 | 6e 61 6d 65 29 0a 2f 2a |har *dev|name)./*|
|00001680| 0a 20 2a 20 46 69 6e 64 | 20 75 73 65 72 6e 61 6d |. * Find| usernam|
|00001690| 65 20 63 6f 72 72 65 73 | 70 6f 6e 64 69 6e 67 20 |e corres|ponding |
|000016a0| 74 6f 20 64 65 76 6e 61 | 6d 65 0a 20 2a 2f 0a 7b |to devna|me. */.{|
|000016b0| 0a 20 20 20 20 73 74 72 | 75 63 74 20 64 65 76 32 |. str|uct dev2|
|000016c0| 6c 69 6e 65 20 2a 64 32 | 6c 3b 0a 20 20 20 20 63 |line *d2|l;. c|
|000016d0| 68 61 72 20 2a 6c 69 6e | 65 3b 0a 20 20 20 20 73 |har *lin|e;. s|
|000016e0| 74 72 75 63 74 20 64 79 | 6e 61 64 61 74 20 2a 64 |truct dy|nadat *d|
|000016f0| 64 3b 0a 20 20 20 20 69 | 6e 74 20 66 6f 75 6e 64 |d;. i|nt found|
|00001700| 3b 0a 0a 20 20 20 20 64 | 32 6c 20 3d 20 64 65 76 |;.. d|2l = dev|
|00001710| 32 6c 69 6e 65 3b 0a 20 | 20 20 20 6c 69 6e 65 20 |2line;. | line |
|00001720| 3d 20 4e 55 4c 4c 3b 0a | 0a 20 20 20 20 77 68 69 |= NULL;.|. whi|
|00001730| 6c 65 28 64 32 6c 21 3d | 4e 55 4c 4c 29 0a 09 7b |le(d2l!=|NULL)..{|
|00001740| 0a 09 20 20 20 20 69 66 | 28 73 74 72 63 6d 70 28 |.. if|(strcmp(|
|00001750| 64 32 6c 20 2d 3e 20 6e | 65 74 69 6e 74 65 72 66 |d2l -> n|etinterf|
|00001760| 61 63 65 2c 20 64 65 76 | 6e 61 6d 65 29 3d 3d 30 |ace, dev|name)==0|
|00001770| 29 0a 09 09 7b 0a 09 09 | 20 20 20 20 6c 69 6e 65 |)...{...| line|
|00001780| 20 3d 20 64 32 6c 20 2d | 3e 20 6c 69 6e 65 3b 0a | = d2l -|> line;.|
|00001790| 09 09 20 20 20 20 62 72 | 65 61 6b 3b 0a 09 09 7d |.. br|eak;...}|
|000017a0| 0a 09 20 20 20 20 0a 09 | 20 20 20 20 64 32 6c 20 |.. ..| d2l |
|000017b0| 3d 20 64 32 6c 20 2d 3e | 20 6e 65 78 74 3b 0a 09 |= d2l ->| next;..|
|000017c0| 7d 0a 20 20 20 20 0a 20 | 20 20 20 69 66 28 6c 69 |}. . | if(li|
|000017d0| 6e 65 20 3d 3d 20 4e 55 | 4c 4c 29 0a 09 72 65 74 |ne == NU|LL)..ret|
|000017e0| 75 72 6e 20 4e 55 4c 4c | 3b 0a 20 20 20 20 0a 20 |urn NULL|;. . |
|000017f0| 20 20 20 64 64 20 3d 20 | 64 79 6e 61 64 61 74 3b | dd = |dynadat;|
|00001800| 0a 0a 20 20 20 20 66 6f | 75 6e 64 20 3d 20 30 3b |.. fo|und = 0;|
|00001810| 0a 20 20 20 20 77 68 69 | 6c 65 28 64 64 20 21 3d |. whi|le(dd !=|
|00001820| 20 4e 55 4c 4c 29 0a 09 | 7b 0a 09 20 20 20 20 69 | NULL)..|{.. i|
|00001830| 66 28 73 74 72 63 6d 70 | 28 64 64 20 2d 3e 20 6e |f(strcmp|(dd -> n|
|00001840| 65 74 69 6e 74 65 72 66 | 61 63 65 2c 20 64 65 76 |etinterf|ace, dev|
|00001850| 6e 61 6d 65 29 20 3d 3d | 20 30 29 0a 09 09 7b 0a |name) ==| 0)...{.|
|00001860| 09 09 20 20 20 20 66 6f | 75 6e 64 20 3d 20 31 3b |.. fo|und = 1;|
|00001870| 0a 09 09 20 20 20 20 62 | 72 65 61 6b 3b 0a 09 09 |... b|reak;...|
|00001880| 7d 0a 09 20 20 20 20 64 | 64 20 3d 20 64 64 20 2d |}.. d|d = dd -|
|00001890| 3e 20 6e 65 78 74 3b 0a | 09 7d 0a 09 20 20 20 20 |> next;.|.}.. |
|000018a0| 0a 20 20 20 20 69 66 28 | 21 66 6f 75 6e 64 29 0a |. if(|!found).|
|000018b0| 09 7b 0a 09 20 20 20 20 | 2f 2a 20 57 65 20 64 6f |.{.. |/* We do|
|000018c0| 6e 27 74 20 68 61 76 65 | 20 61 6e 20 65 6e 74 72 |n't have| an entr|
|000018d0| 79 20 66 6f 72 20 74 68 | 69 73 20 64 65 76 69 63 |y for th|is devic|
|000018e0| 65 20 79 65 74 2e 20 41 | 64 64 20 6f 6e 65 20 2a |e yet. A|dd one *|
|000018f0| 2f 0a 0a 09 20 20 20 20 | 64 64 20 3d 20 6d 61 6c |/... |dd = mal|
|00001900| 6c 6f 63 28 73 69 7a 65 | 6f 66 28 73 74 72 75 63 |loc(size|of(struc|
|00001910| 74 20 64 79 6e 61 64 61 | 74 29 29 3b 0a 09 20 20 |t dynada|t));.. |
|00001920| 20 20 0a 09 20 20 20 20 | 64 64 20 2d 3e 20 6e 65 | .. |dd -> ne|
|00001930| 74 69 6e 74 65 72 66 61 | 63 65 20 3d 20 73 74 72 |tinterfa|ce = str|
|00001940| 64 75 70 28 64 65 76 6e | 61 6d 65 29 3b 0a 09 20 |dup(devn|ame);.. |
|00001950| 20 20 20 64 64 20 2d 3e | 20 6c 61 73 74 5f 73 74 | dd ->| last_st|
|00001960| 61 74 20 3d 20 30 3b 20 | 2f 2a 20 66 6f 72 63 65 |at = 0; |/* force|
|00001970| 20 72 65 61 64 69 6e 67 | 20 6f 66 20 75 74 6d 70 | reading| of utmp|
|00001980| 20 2a 2f 0a 09 20 20 20 | 20 64 64 20 2d 3e 20 6d | */.. | dd -> m|
|00001990| 74 69 6d 65 20 3d 20 30 | 3b 0a 09 20 20 20 20 64 |time = 0|;.. d|
|000019a0| 64 20 2d 3e 20 75 73 65 | 72 20 3d 20 4e 55 4c 4c |d -> use|r = NULL|
|000019b0| 3b 0a 09 20 20 20 20 64 | 64 20 2d 3e 20 6e 65 78 |;.. d|d -> nex|
|000019c0| 74 20 3d 20 64 79 6e 61 | 64 61 74 3b 0a 09 20 20 |t = dyna|dat;.. |
|000019d0| 20 20 64 79 6e 61 64 61 | 74 20 3d 20 64 64 3b 0a | dynada|t = dd;.|
|000019e0| 09 7d 0a 0a 20 20 20 20 | 2f 2a 20 64 64 20 6e 6f |.}.. |/* dd no|
|000019f0| 77 20 70 6f 69 6e 74 73 | 20 74 6f 20 74 68 65 20 |w points| to the |
|00001a00| 72 69 67 68 74 20 64 79 | 6e 61 64 61 74 20 65 6e |right dy|nadat en|
|00001a10| 74 72 79 20 2a 2f 0a 20 | 20 20 20 2f 2a 20 6d 61 |try */. | /* ma|
|00001a20| 79 62 65 20 74 68 69 73 | 20 69 73 20 6f 75 74 20 |ybe this| is out |
|00001a30| 6f 66 20 64 61 74 65 2c | 20 73 6f 20 77 65 20 63 |of date,| so we c|
|00001a40| 68 65 63 6b 20 2a 2f 0a | 09 20 20 20 20 0a 20 20 |heck */.|. . |
|00001a50| 20 20 69 66 20 28 28 6e | 6f 77 20 2d 20 64 64 2d | if ((n|ow - dd-|
|00001a60| 3e 6c 61 73 74 5f 73 74 | 61 74 29 20 3e 20 46 4f |>last_st|at) > FO|
|00001a70| 52 43 45 5f 53 54 41 54 | 5f 54 49 4d 45 20 29 0a |RCE_STAT|_TIME ).|
|00001a80| 09 7b 0a 09 20 20 20 20 | 73 74 72 75 63 74 20 73 |.{.. |struct s|
|00001a90| 74 61 74 20 73 74 61 74 | 62 75 66 3b 0a 09 20 20 |tat stat|buf;.. |
|00001aa0| 20 20 0a 09 20 20 20 20 | 2f 2a 20 69 74 20 63 6f | .. |/* it co|
|00001ab0| 75 6c 64 20 62 65 20 69 | 6e 76 61 6c 69 64 2c 20 |uld be i|nvalid, |
|00001ac0| 6c 65 74 73 20 73 74 61 | 74 20 75 74 6d 70 20 2a |lets sta|t utmp *|
|00001ad0| 2f 0a 09 20 20 20 20 0a | 09 20 20 20 20 69 66 28 |/.. .|. if(|
|00001ae0| 73 74 61 74 28 5f 50 41 | 54 48 5f 55 54 4d 50 2c |stat(_PA|TH_UTMP,|
|00001af0| 20 26 73 74 61 74 62 75 | 66 29 3d 3d 30 29 0a 09 | &statbu|f)==0)..|
|00001b00| 09 7b 0a 09 09 20 20 20 | 20 69 66 28 64 65 62 75 |.{... | if(debu|
|00001b10| 67 5f 6c 65 76 65 6c 20 | 3e 20 31 29 0a 09 09 09 |g_level |> 1)....|
|00001b20| 73 79 73 6c 6f 67 28 4c | 4f 47 5f 44 45 42 55 47 |syslog(L|OG_DEBUG|
|00001b30| 2c 22 25 64 3a 20 64 69 | 64 20 61 20 73 74 61 74 |,"%d: di|d a stat|
|00001b40| 20 6f 66 20 25 73 5c 6e | 22 2c 6e 6f 77 2c 5f 50 | of %s\n|",now,_P|
|00001b50| 41 54 48 5f 55 54 4d 50 | 29 3b 0a 09 09 20 20 20 |ATH_UTMP|);... |
|00001b60| 20 0a 09 09 20 20 20 20 | 64 64 20 2d 3e 20 6c 61 | ... |dd -> la|
|00001b70| 73 74 5f 73 74 61 74 20 | 3d 20 6e 6f 77 3b 0a 0a |st_stat |= now;..|
|00001b80| 09 09 20 20 20 20 69 66 | 28 28 73 74 61 74 62 75 |.. if|((statbu|
|00001b90| 66 2e 73 74 5f 6d 74 69 | 6d 65 20 2d 20 64 64 2d |f.st_mti|me - dd-|
|00001ba0| 3e 6d 74 69 6d 65 29 20 | 3e 20 30 29 0a 09 09 09 |>mtime) |> 0)....|
|00001bb0| 7b 0a 09 09 09 20 20 20 | 20 73 74 72 75 63 74 20 |{.... | struct |
|00001bc0| 75 74 6d 70 20 2a 75 74 | 5f 72 65 63 3b 20 2f 2a |utmp *ut|_rec; /*|
|00001bd0| 20 75 74 6d 70 20 72 65 | 63 6f 72 64 20 2a 2f 0a | utmp re|cord */.|
|00001be0| 09 09 09 20 20 20 20 0a | 09 09 09 20 20 20 20 2f |... .|... /|
|00001bf0| 2a 20 77 65 20 68 61 76 | 65 20 74 6f 20 77 61 64 |* we hav|e to wad|
|00001c00| 65 20 74 68 72 6f 75 67 | 68 20 75 74 6d 70 20 2a |e throug|h utmp *|
|00001c10| 2f 0a 09 09 09 20 20 20 | 20 69 66 28 64 65 62 75 |/.... | if(debu|
|00001c20| 67 5f 6c 65 76 65 6c 20 | 3e 20 31 29 0a 09 09 09 |g_level |> 1)....|
|00001c30| 09 73 79 73 6c 6f 67 28 | 4c 4f 47 5f 44 45 42 55 |.syslog(|LOG_DEBU|
|00001c40| 47 2c 22 25 64 3a 20 77 | 61 64 69 6e 67 20 74 68 |G,"%d: w|ading th|
|00001c50| 72 6f 75 67 68 20 75 74 | 6d 70 20 25 73 5c 6e 22 |rough ut|mp %s\n"|
|00001c60| 2c 6e 6f 77 2c 20 5f 50 | 41 54 48 5f 55 54 4d 50 |,now, _P|ATH_UTMP|
|00001c70| 29 3b 0a 09 09 09 20 20 | 20 20 0a 09 09 09 20 20 |);.... | .... |
|00001c80| 20 20 64 64 20 2d 3e 20 | 6d 74 69 6d 65 20 3d 20 | dd -> |mtime = |
|00001c90| 73 74 61 74 62 75 66 2e | 73 74 5f 6d 74 69 6d 65 |statbuf.|st_mtime|
|00001ca0| 3b 0a 09 09 09 20 20 20 | 20 0a 09 09 09 20 20 20 |;.... | .... |
|00001cb0| 20 77 68 69 6c 65 20 28 | 28 75 74 5f 72 65 63 20 | while (|(ut_rec |
|00001cc0| 3d 20 67 65 74 75 74 65 | 6e 74 28 29 29 29 0a 09 |= getute|nt()))..|
|00001cd0| 09 09 09 7b 0a 09 09 09 | 09 20 20 20 20 69 66 20 |...{....|. if |
|00001ce0| 28 28 75 74 5f 72 65 63 | 2d 3e 75 74 5f 74 79 70 |((ut_rec|->ut_typ|
|00001cf0| 65 20 3d 3d 20 55 53 45 | 52 5f 50 52 4f 43 45 53 |e == USE|R_PROCES|
|00001d00| 53 29 20 26 26 0a 09 09 | 09 09 09 28 75 74 5f 72 |S) &&...|...(ut_r|
|00001d10| 65 63 2d 3e 75 74 5f 6e | 61 6d 65 5b 30 5d 20 21 |ec->ut_n|ame[0] !|
|00001d20| 3d 20 27 5c 30 30 30 27 | 29 20 26 26 0a 09 09 09 |= '\000'|) &&....|
|00001d30| 09 09 28 73 74 72 63 6d | 70 28 75 74 5f 72 65 63 |..(strcm|p(ut_rec|
|00001d40| 2d 3e 75 74 5f 6c 69 6e | 65 2c 6c 69 6e 65 29 3d |->ut_lin|e,line)=|
|00001d50| 3d 30 29 29 0a 09 09 09 | 09 09 7b 0a 09 09 09 09 |=0))....|..{.....|
|00001d60| 09 20 20 20 20 69 66 28 | 64 64 20 2d 3e 20 75 73 |. if(|dd -> us|
|00001d70| 65 72 29 20 66 72 65 65 | 28 64 64 20 2d 3e 20 75 |er) free|(dd -> u|
|00001d80| 73 65 72 29 3b 0a 09 09 | 09 09 09 20 20 20 20 64 |ser);...|... d|
|00001d90| 64 20 2d 3e 20 75 73 65 | 72 20 3d 20 6d 61 6c 6c |d -> use|r = mall|
|00001da0| 6f 63 28 31 30 29 3b 0a | 09 09 09 09 09 20 20 20 |oc(10);.|..... |
|00001db0| 20 73 74 72 6e 63 70 79 | 28 64 64 20 2d 3e 20 75 | strncpy|(dd -> u|
|00001dc0| 73 65 72 2c 20 75 74 5f | 72 65 63 2d 3e 75 74 5f |ser, ut_|rec->ut_|
|00001dd0| 75 73 65 72 2c 20 38 29 | 3b 0a 09 09 09 09 09 20 |user, 8)|;...... |
|00001de0| 20 20 20 64 64 2d 3e 75 | 73 65 72 5b 38 5d 20 3d | dd->u|ser[8] =|
|00001df0| 20 30 3b 0a 09 09 09 09 | 09 20 20 20 20 69 66 28 | 0;.....|. if(|
|00001e00| 64 65 62 75 67 5f 6c 65 | 76 65 6c 20 3e 20 30 29 |debug_le|vel > 0)|
|00001e10| 0a 09 09 09 09 09 09 73 | 79 73 6c 6f 67 28 4c 4f |.......s|yslog(LO|
|00001e20| 47 5f 44 45 42 55 47 2c | 22 66 6f 75 6e 64 20 25 |G_DEBUG,|"found %|
|00001e30| 73 20 66 6f 72 20 25 73 | 5c 6e 22 2c 64 64 2d 3e |s for %s|\n",dd->|
|00001e40| 75 73 65 72 2c 20 6c 69 | 6e 65 29 3b 0a 09 09 09 |user, li|ne);....|
|00001e50| 09 09 20 20 20 20 62 72 | 65 61 6b 3b 0a 09 09 09 |.. br|eak;....|
|00001e60| 09 09 7d 0a 09 09 09 09 | 7d 0a 09 09 09 20 20 20 |..}.....|}.... |
|00001e70| 20 65 6e 64 75 74 65 6e | 74 28 29 3b 0a 09 09 09 | enduten|t();....|
|00001e80| 7d 0a 09 09 7d 0a 09 20 | 20 20 20 65 6c 73 65 0a |}...}.. | else.|
|00001e90| 09 09 7b 0a 09 09 20 20 | 20 20 73 79 73 6c 6f 67 |..{... | syslog|
|00001ea0| 28 4c 4f 47 5f 45 52 52 | 2c 22 63 6f 75 6c 64 6e |(LOG_ERR|,"couldn|
|00001eb0| 27 74 20 73 74 61 74 20 | 25 73 3a 20 25 6d 5c 6e |'t stat |%s: %m\n|
|00001ec0| 22 2c 5f 50 41 54 48 5f | 55 54 4d 50 29 3b 0a 09 |",_PATH_|UTMP);..|
|00001ed0| 09 20 20 20 20 72 65 74 | 75 72 6e 20 4e 55 4c 4c |. ret|urn NULL|
|00001ee0| 3b 0a 09 09 7d 0a 09 7d | 0a 20 20 20 20 0a 20 20 |;...}..}|. . |
|00001ef0| 20 20 72 65 74 75 72 6e | 20 64 64 20 2d 3e 20 75 | return| dd -> u|
|00001f00| 73 65 72 3b 0a 7d 0a 0a | 76 6f 69 64 20 64 6f 5f |ser;.}..|void do_|
|00001f10| 61 63 63 74 28 29 0a 7b | 0a 20 20 73 74 72 75 63 |acct().{|. struc|
|00001f20| 74 20 73 6f 63 6b 61 64 | 64 72 20 73 61 64 64 72 |t sockad|dr saddr|
|00001f30| 3b 0a 20 20 69 6e 74 20 | 73 69 7a 65 61 64 64 72 |;. int |sizeaddr|
|00001f40| 3b 0a 20 20 0a 20 20 75 | 6e 73 69 67 6e 65 64 20 |;. . u|nsigned |
|00001f50| 63 68 61 72 20 62 75 66 | 66 5b 31 36 30 30 5d 3b |char buf|f[1600];|
|00001f60| 0a 20 20 75 6e 73 69 67 | 6e 65 64 20 63 68 61 72 |. unsig|ned char|
|00001f70| 20 2a 62 75 66 3b 0a 0a | 20 20 69 6e 74 20 68 61 | *buf;..| int ha|
|00001f80| 72 64 68 65 61 64 65 72 | 3b 0a 20 20 69 6e 74 20 |rdheader|;. int |
|00001f90| 6c 65 6e 67 74 68 3b 0a | 20 20 73 74 61 74 69 63 |length;.| static|
|00001fa0| 20 73 74 72 75 63 74 20 | 69 70 68 64 72 20 2a 74 | struct |iphdr *t|
|00001fb0| 6d 70 5f 69 70 68 64 72 | 3b 0a 20 20 69 6e 74 20 |mp_iphdr|;. int |
|00001fc0| 74 79 70 65 3b 0a 0a 20 | 20 69 6e 74 20 64 6f 5f |type;.. | int do_|
|00001fd0| 75 73 65 72 3b 0a 20 20 | 63 68 61 72 20 2a 75 73 |user;. |char *us|
|00001fe0| 65 72 3b 0a 0a 20 20 62 | 75 66 20 3d 20 26 62 75 |er;.. b|uf = &bu|
|00001ff0| 66 66 5b 32 30 5d 3b 0a | 20 20 70 61 63 6b 65 74 |ff[20];.| packet|
|00002000| 73 20 3d 20 6d 61 6c 6c | 6f 63 28 73 69 7a 65 6f |s = mall|oc(sizeo|
|00002010| 66 28 73 74 72 75 63 74 | 20 73 74 61 74 69 73 74 |f(struct| statist|
|00002020| 69 63 73 29 29 3b 0a 0a | 20 20 69 66 28 21 70 61 |ics));..| if(!pa|
|00002030| 63 6b 65 74 73 29 0a 20 | 20 20 20 20 20 7b 0a 09 |ckets). | {..|
|00002040| 20 20 73 79 73 6c 6f 67 | 28 4c 4f 47 5f 45 52 52 | syslog|(LOG_ERR|
|00002050| 2c 22 6f 75 74 20 6f 66 | 20 6d 65 6d 6f 72 79 22 |,"out of| memory"|
|00002060| 29 3b 0a 09 20 20 64 61 | 65 6d 6f 6e 5f 73 74 6f |);.. da|emon_sto|
|00002070| 70 28 30 29 3b 0a 20 20 | 20 20 20 20 7d 0a 20 20 |p(0);. | }. |
|00002080| 70 61 63 6b 65 74 73 2d | 3e 69 67 6e 6f 72 65 64 |packets-|>ignored|
|00002090| 20 3d 20 70 61 63 6b 65 | 74 73 2d 3e 6e 65 74 69 | = packe|ts->neti|
|000020a0| 67 6e 6f 72 65 64 20 3d | 20 70 61 63 6b 65 74 73 |gnored =| packets|
|000020b0| 2d 3e 69 70 20 3d 20 70 | 61 63 6b 65 74 73 2d 3e |->ip = p|ackets->|
|000020c0| 6c 6f 63 61 6c 20 3d 20 | 30 3b 0a 20 20 70 61 63 |local = |0;. pac|
|000020d0| 6b 65 74 73 2d 3e 69 70 | 5f 69 63 6d 70 20 3d 20 |kets->ip|_icmp = |
|000020e0| 70 61 63 6b 65 74 73 2d | 3e 69 70 5f 74 63 70 20 |packets-|>ip_tcp |
|000020f0| 3d 20 70 61 63 6b 65 74 | 73 2d 3e 69 70 5f 75 64 |= packet|s->ip_ud|
|00002100| 70 20 3d 20 70 61 63 6b | 65 74 73 2d 3e 69 70 5f |p = pack|ets->ip_|
|00002110| 6f 74 68 65 72 20 3d 20 | 30 3b 0a 20 20 70 61 63 |other = |0;. pac|
|00002120| 6b 65 74 73 2d 3e 75 6e | 65 6e 63 20 3d 20 30 3b |kets->un|enc = 0;|
|00002130| 0a 0a 20 20 69 67 6e 6f | 72 65 6e 65 74 20 3d 20 |.. igno|renet = |
|00002140| 63 66 67 20 2d 3e 20 69 | 67 6e 6f 72 65 6e 65 74 |cfg -> i|gnorenet|
|00002150| 3b 0a 0a 20 20 6f 6c 69 | 73 74 20 3d 20 70 6c 69 |;.. oli|st = pli|
|00002160| 73 74 20 3d 20 4e 55 4c | 4c 3b 0a 20 20 6f 6c 69 |st = NUL|L;. oli|
|00002170| 73 74 73 69 7a 65 20 3d | 20 70 6c 69 73 74 73 69 |stsize =| plistsi|
|00002180| 7a 65 20 3d 20 30 3b 0a | 20 20 6c 63 6b 20 3d 20 |ze = 0;.| lck = |
|00002190| 77 72 69 74 69 6e 67 20 | 3d 20 64 75 6d 70 69 6e |writing |= dumpin|
|000021a0| 67 20 3d 20 30 3b 0a 0a | 20 20 6d 61 78 5f 65 72 |g = 0;..| max_er|
|000021b0| 72 5f 64 65 6c 61 79 20 | 3d 20 63 66 67 20 2d 3e |r_delay |= cfg ->|
|000021c0| 20 65 72 72 5f 64 65 6c | 61 79 3b 0a 20 20 65 72 | err_del|ay;. er|
|000021d0| 72 5f 64 65 6c 61 79 20 | 3d 20 30 3b 0a 0a 20 20 |r_delay |= 0;.. |
|000021e0| 6c 69 73 74 5f 6c 6f 6f | 6b 75 70 73 20 3d 20 6c |list_loo|kups = l|
|000021f0| 69 73 74 5f 63 6f 6d 70 | 61 72 65 73 20 3d 20 30 |ist_comp|ares = 0|
|00002200| 3b 0a 0a 20 20 6d 61 79 | 5f 77 72 69 74 65 20 3d |;.. may|_write =|
|00002210| 20 31 3b 0a 0a 20 20 6e | 6f 77 20 3d 20 74 69 6d | 1;.. n|ow = tim|
|00002220| 65 28 4e 55 4c 4c 29 3b | 0a 0a 20 20 61 6c 61 72 |e(NULL);|.. alar|
|00002230| 6d 28 31 29 3b 0a 20 20 | 72 75 6e 6e 69 6e 67 3d |m(1);. |running=|
|00002240| 31 3b 0a 0a 20 20 77 68 | 69 6c 65 20 28 72 75 6e |1;.. wh|ile (run|
|00002250| 6e 69 6e 67 29 0a 20 20 | 20 20 7b 0a 09 73 69 7a |ning). | {..siz|
|00002260| 65 61 64 64 72 20 3d 20 | 31 34 3b 0a 09 6c 65 6e |eaddr = |14;..len|
|00002270| 67 74 68 20 3d 20 72 65 | 63 76 66 72 6f 6d 20 28 |gth = re|cvfrom (|
|00002280| 63 61 70 74 75 72 65 5f | 73 64 2c 20 62 75 66 2c |capture_|sd, buf,|
|00002290| 20 31 32 37 2c 20 30 2c | 20 26 73 61 64 64 72 2c | 127, 0,| &saddr,|
|000022a0| 20 26 73 69 7a 65 61 64 | 64 72 29 3b 0a 09 69 66 | &sizead|dr);..if|
|000022b0| 20 28 6c 65 6e 67 74 68 | 20 3d 3d 20 2d 31 29 0a | (length| == -1).|
|000022c0| 09 20 20 20 20 7b 0a 09 | 09 69 66 28 64 65 62 75 |. {..|.if(debu|
|000022d0| 67 5f 6c 65 76 65 6c 20 | 3e 20 34 29 0a 09 09 20 |g_level |> 4)... |
|000022e0| 20 20 20 7b 0a 09 09 09 | 73 79 73 6c 6f 67 28 4c | {....|syslog(L|
|000022f0| 4f 47 5f 44 45 42 55 47 | 2c 22 72 65 63 76 66 72 |OG_DEBUG|,"recvfr|
|00002300| 6f 6d 3a 20 25 6d 5c 6e | 22 29 3b 0a 09 09 20 20 |om: %m\n|");... |
|00002310| 20 20 7d 0a 09 09 63 6f | 6e 74 69 6e 75 65 3b 0a | }...co|ntinue;.|
|00002320| 09 20 20 20 20 7d 0a 0a | 09 64 6f 5f 75 73 65 72 |. }..|.do_user|
|00002330| 20 3d 20 30 3b 0a 0a 09 | 69 66 28 28 73 74 72 6e | = 0;...|if((strn|
|00002340| 63 6d 70 28 73 61 64 64 | 72 2e 73 61 5f 64 61 74 |cmp(sadd|r.sa_dat|
|00002350| 61 2c 22 65 74 68 22 2c | 33 29 3d 3d 30 29 20 7c |a,"eth",|3)==0) ||
|00002360| 7c 20 73 74 72 6e 63 6d | 70 28 73 61 64 64 72 2e || strncm|p(saddr.|
|00002370| 73 61 5f 64 61 74 61 2c | 22 6c 6f 22 2c 32 29 3d |sa_data,|"lo",2)=|
|00002380| 3d 30 29 0a 09 20 20 20 | 20 2f 2a 20 54 48 49 53 |=0).. | /* THIS|
|00002390| 20 4e 45 45 44 53 20 46 | 49 58 49 4e 47 20 21 21 | NEEDS F|IXING !!|
|000023a0| 20 4c 49 53 54 20 49 53 | 20 49 4e 43 4f 4d 50 4c | LIST IS| INCOMPL|
|000023b0| 45 54 45 20 2a 2f 0a 09 | 20 20 20 20 7b 0a 09 09 |ETE */..| {...|
|000023c0| 68 61 72 64 68 65 61 64 | 65 72 20 3d 20 31 34 3b |hardhead|er = 14;|
|000023d0| 0a 09 09 74 79 70 65 20 | 3d 20 28 62 75 66 5b 31 |...type |= (buf[1|
|000023e0| 32 5d 20 2a 20 32 35 36 | 20 2b 20 62 75 66 5b 31 |2] * 256| + buf[1|
|000023f0| 33 5d 29 3b 0a 09 09 0a | 09 09 69 66 28 74 79 70 |3]);....|..if(typ|
|00002400| 65 20 21 3d 20 45 54 48 | 5f 50 5f 49 50 29 0a 09 |e != ETH|_P_IP)..|
|00002410| 09 20 20 20 20 7b 0a 09 | 09 09 2f 2a 20 45 54 48 |. {..|../* ETH|
|00002420| 5f 50 5f 41 52 50 2c 20 | 45 54 48 5f 50 5f 52 41 |_P_ARP, |ETH_P_RA|
|00002430| 52 50 2c 20 45 54 48 5f | 50 5f 49 50 58 2c 20 65 |RP, ETH_|P_IPX, e|
|00002440| 74 63 2e 20 2a 2f 0a 09 | 09 09 70 61 63 6b 65 74 |tc. */..|..packet|
|00002450| 73 2d 3e 69 67 6e 6f 72 | 65 64 2b 2b 3b 0a 09 09 |s->ignor|ed++;...|
|00002460| 09 63 6f 6e 74 69 6e 75 | 65 3b 0a 09 09 20 20 20 |.continu|e;... |
|00002470| 20 7d 0a 09 20 20 20 20 | 7d 0a 09 65 6c 73 65 0a | }.. |}..else.|
|00002480| 09 20 20 20 20 7b 0a 09 | 09 2f 2a 20 41 53 53 55 |. {..|./* ASSU|
|00002490| 4d 45 53 3a 20 69 6e 74 | 65 72 66 61 63 65 20 2d |MES: int|erface -|
|000024a0| 20 6c 69 6e 65 20 6a 75 | 73 74 20 77 69 74 68 20 | line ju|st with |
|000024b0| 70 70 70 20 61 6e 64 20 | 73 6c 69 70 20 65 74 63 |ppp and |slip etc|
|000024c0| 2e 20 2a 2f 0a 09 09 64 | 6f 5f 75 73 65 72 20 3d |. */...d|o_user =|
|000024d0| 20 31 3b 0a 0a 09 09 68 | 61 72 64 68 65 61 64 65 | 1;....h|ardheade|
|000024e0| 72 20 3d 20 30 3b 0a 09 | 09 74 79 70 65 20 3d 20 |r = 0;..|.type = |
|000024f0| 30 3b 0a 09 09 70 61 63 | 6b 65 74 73 2d 3e 75 6e |0;...pac|kets->un|
|00002500| 65 6e 63 2b 2b 3b 0a 23 | 69 66 64 65 66 20 49 47 |enc++;.#|ifdef IG|
|00002510| 4e 4f 52 45 5f 55 4e 45 | 4e 43 0a 09 09 63 6f 6e |NORE_UNE|NC...con|
|00002520| 74 69 6e 75 65 3b 20 2f | 2a 20 69 67 6e 6f 72 65 |tinue; /|* ignore|
|00002530| 20 70 70 70 2f 73 6c 69 | 70 20 2a 2f 0a 23 65 6e | ppp/sli|p */.#en|
|00002540| 64 69 66 0a 09 20 20 20 | 20 7d 0a 0a 09 74 6d 70 |dif.. | }...tmp|
|00002550| 5f 69 70 68 64 72 20 3d | 20 28 76 6f 69 64 20 2a |_iphdr =| (void *|
|00002560| 29 20 28 62 75 66 2b 68 | 61 72 64 68 65 61 64 65 |) (buf+h|ardheade|
|00002570| 72 29 3b 0a 09 69 66 28 | 28 74 6d 70 5f 69 70 68 |r);..if(|(tmp_iph|
|00002580| 64 72 2d 3e 73 61 64 64 | 72 20 26 20 63 66 67 2d |dr->sadd|r & cfg-|
|00002590| 3e 69 67 6e 6f 72 65 6d | 61 73 6b 29 20 3d 3d 20 |>ignorem|ask) == |
|000025a0| 28 74 6d 70 5f 69 70 68 | 64 72 2d 3e 64 61 64 64 |(tmp_iph|dr->dadd|
|000025b0| 72 20 26 20 63 66 67 2d | 3e 69 67 6e 6f 72 65 6d |r & cfg-|>ignorem|
|000025c0| 61 73 6b 29 29 0a 09 20 | 20 20 20 7b 0a 09 09 70 |ask)).. | {...p|
|000025d0| 61 63 6b 65 74 73 2d 3e | 6c 6f 63 61 6c 2b 2b 3b |ackets->|local++;|
|000025e0| 0a 09 09 63 6f 6e 74 69 | 6e 75 65 3b 0a 09 20 20 |...conti|nue;.. |
|000025f0| 20 20 7d 0a 09 65 6c 73 | 65 0a 09 20 20 20 20 7b | }..els|e.. {|
|00002600| 0a 09 09 69 66 28 6e 65 | 74 69 67 6e 6f 72 65 28 |...if(ne|tignore(|
|00002610| 74 6d 70 5f 69 70 68 64 | 72 2d 3e 73 61 64 64 72 |tmp_iphd|r->saddr|
|00002620| 29 20 7c 7c 20 6e 65 74 | 69 67 6e 6f 72 65 28 74 |) || net|ignore(t|
|00002630| 6d 70 5f 69 70 68 64 72 | 2d 3e 64 61 64 64 72 29 |mp_iphdr|->daddr)|
|00002640| 29 0a 09 09 20 20 20 20 | 7b 0a 09 09 09 69 66 28 |)... |{....if(|
|00002650| 64 65 62 75 67 5f 6c 65 | 76 65 6c 20 3e 20 33 29 |debug_le|vel > 3)|
|00002660| 0a 09 09 09 20 20 20 20 | 7b 0a 09 09 09 09 63 68 |.... |{.....ch|
|00002670| 61 72 20 74 6d 70 5b 31 | 38 5d 3b 0a 09 09 09 09 |ar tmp[1|8];.....|
|00002680| 73 74 72 63 70 79 28 74 | 6d 70 2c 20 69 6e 74 6f |strcpy(t|mp, into|
|00002690| 61 28 74 6d 70 5f 69 70 | 68 64 72 2d 3e 73 61 64 |a(tmp_ip|hdr->sad|
|000026a0| 64 72 29 29 3b 0a 09 09 | 09 09 73 79 73 6c 6f 67 |dr));...|..syslog|
|000026b0| 28 4c 4f 47 5f 44 45 42 | 55 47 2c 22 6e 65 74 69 |(LOG_DEB|UG,"neti|
|000026c0| 67 6e 6f 72 65 64 3a 20 | 25 73 20 2d 3e 20 25 73 |gnored: |%s -> %s|
|000026d0| 5c 6e 22 2c 0a 09 09 09 | 09 20 20 20 20 20 20 20 |\n",....|. |
|000026e0| 74 6d 70 2c 69 6e 74 6f | 61 28 74 6d 70 5f 69 70 |tmp,into|a(tmp_ip|
|000026f0| 68 64 72 2d 3e 64 61 64 | 64 72 29 29 3b 0a 09 09 |hdr->dad|dr));...|
|00002700| 09 20 20 20 20 7d 0a 09 | 09 09 70 61 63 6b 65 74 |. }..|..packet|
|00002710| 73 2d 3e 6e 65 74 69 67 | 6e 6f 72 65 64 2b 2b 3b |s->netig|nored++;|
|00002720| 0a 09 09 09 63 6f 6e 74 | 69 6e 75 65 3b 0a 09 09 |....cont|inue;...|
|00002730| 20 20 20 20 7d 0a 09 09 | 65 6c 73 65 0a 09 09 20 | }...|else... |
|00002740| 20 20 20 7b 0a 09 09 09 | 70 61 63 6b 65 74 73 2d | {....|packets-|
|00002750| 3e 69 70 2b 2b 3b 0a 09 | 09 09 75 73 65 72 20 3d |>ip++;..|..user =|
|00002760| 20 28 64 6f 5f 75 73 65 | 72 20 21 3d 30 20 29 20 | (do_use|r !=0 ) |
|00002770| 3f 20 63 68 65 63 6b 5f | 75 73 65 72 28 73 61 64 |? check_|user(sad|
|00002780| 64 72 2e 73 61 5f 64 61 | 74 61 29 20 3a 20 4e 55 |dr.sa_da|ta) : NU|
|00002790| 4c 4c 3b 0a 09 09 09 68 | 61 6e 64 6c 65 5f 69 70 |LL;....h|andle_ip|
|000027a0| 28 62 75 66 2b 68 61 72 | 64 68 65 61 64 65 72 2c |(buf+har|dheader,|
|000027b0| 20 73 61 64 64 72 2e 73 | 61 5f 64 61 74 61 2c 20 | saddr.s|a_data, |
|000027c0| 75 73 65 72 29 3b 0a 09 | 09 20 20 20 20 7d 0a 09 |user);..|. }..|
|000027d0| 20 20 20 20 7d 0a 20 20 | 20 20 7d 0a 7d 0a 0a 76 | }. | }.}..v|
|000027e0| 6f 69 64 20 68 61 6e 64 | 6c 65 5f 69 70 28 75 6e |oid hand|le_ip(un|
|000027f0| 73 69 67 6e 65 64 20 63 | 68 61 72 20 62 75 66 5b |signed c|har buf[|
|00002800| 5d 2c 20 63 68 61 72 20 | 2a 64 65 76 6e 61 6d 65 |], char |*devname|
|00002810| 2c 20 63 68 61 72 20 2a | 75 73 65 72 29 0a 7b 0a |, char *|user).{.|
|00002820| 20 20 20 20 73 74 61 74 | 69 63 20 73 74 72 75 63 | stat|ic struc|
|00002830| 74 20 69 70 68 64 72 20 | 2a 74 6d 70 5f 69 70 68 |t iphdr |*tmp_iph|
|00002840| 64 72 3b 0a 20 20 20 20 | 73 74 61 74 69 63 20 73 |dr;. |static s|
|00002850| 74 72 75 63 74 20 74 63 | 70 68 64 72 20 2a 74 6d |truct tc|phdr *tm|
|00002860| 70 5f 74 63 70 68 64 72 | 3b 0a 20 20 20 20 75 6e |p_tcphdr|;. un|
|00002870| 73 69 67 6e 65 64 20 73 | 68 6f 72 74 20 73 72 63 |signed s|hort src|
|00002880| 70 6f 72 74 2c 20 64 73 | 74 70 6f 72 74 3b 0a 20 |port, ds|tport;. |
|00002890| 20 20 20 74 6d 70 5f 69 | 70 68 64 72 20 3d 20 28 | tmp_i|phdr = (|
|000028a0| 76 6f 69 64 20 2a 29 20 | 26 62 75 66 5b 30 5d 3b |void *) |&buf[0];|
|000028b0| 0a 20 20 20 20 74 6d 70 | 5f 74 63 70 68 64 72 20 |. tmp|_tcphdr |
|000028c0| 3d 20 28 76 6f 69 64 20 | 2a 29 20 26 62 75 66 5b |= (void |*) &buf[|
|000028d0| 74 6d 70 5f 69 70 68 64 | 72 2d 3e 69 68 6c 2a 34 |tmp_iphd|r->ihl*4|
|000028e0| 5d 3b 0a 20 20 20 20 2f | 2a 20 72 65 6c 65 76 61 |];. /|* releva|
|000028f0| 6e 74 20 68 65 61 64 65 | 72 73 20 6f 66 20 75 64 |nt heade|rs of ud|
|00002900| 70 68 64 72 20 61 6e 64 | 20 74 63 70 68 64 72 20 |phdr and| tcphdr |
|00002910| 61 72 65 20 69 64 65 6e | 74 69 63 61 6c 20 2a 2f |are iden|tical */|
|00002920| 0a 0a 20 20 20 20 73 77 | 69 74 63 68 28 74 6d 70 |.. sw|itch(tmp|
|00002930| 5f 69 70 68 64 72 2d 3e | 70 72 6f 74 6f 63 6f 6c |_iphdr->|protocol|
|00002940| 29 0a 09 7b 0a 09 63 61 | 73 65 20 49 50 5f 55 44 |)..{..ca|se IP_UD|
|00002950| 50 3a 0a 09 20 20 20 20 | 70 61 63 6b 65 74 73 2d |P:.. |packets-|
|00002960| 3e 69 70 5f 75 64 70 2b | 2b 3b 0a 09 20 20 20 20 |>ip_udp+|+;.. |
|00002970| 0a 09 20 20 20 20 73 72 | 63 70 6f 72 74 20 3d 20 |.. sr|cport = |
|00002980| 6e 74 6f 68 73 28 74 6d | 70 5f 74 63 70 68 64 72 |ntohs(tm|p_tcphdr|
|00002990| 2d 3e 73 6f 75 72 63 65 | 29 3b 0a 09 20 20 20 20 |->source|);.. |
|000029a0| 64 73 74 70 6f 72 74 20 | 3d 20 6e 74 6f 68 73 28 |dstport |= ntohs(|
|000029b0| 74 6d 70 5f 74 63 70 68 | 64 72 2d 3e 64 65 73 74 |tmp_tcph|dr->dest|
|000029c0| 29 3b 0a 0a 09 20 20 20 | 20 62 72 65 61 6b 3b 0a |);... | break;.|
|000029d0| 09 63 61 73 65 20 49 50 | 5f 54 43 50 3a 0a 09 20 |.case IP|_TCP:.. |
|000029e0| 20 20 20 70 61 63 6b 65 | 74 73 2d 3e 69 70 5f 74 | packe|ts->ip_t|
|000029f0| 63 70 2b 2b 3b 0a 0a 09 | 20 20 20 20 73 72 63 70 |cp++;...| srcp|
|00002a00| 6f 72 74 20 3d 20 6e 74 | 6f 68 73 28 74 6d 70 5f |ort = nt|ohs(tmp_|
|00002a10| 74 63 70 68 64 72 2d 3e | 73 6f 75 72 63 65 29 3b |tcphdr->|source);|
|00002a20| 0a 09 20 20 20 20 64 73 | 74 70 6f 72 74 20 3d 20 |.. ds|tport = |
|00002a30| 6e 74 6f 68 73 28 74 6d | 70 5f 74 63 70 68 64 72 |ntohs(tm|p_tcphdr|
|00002a40| 2d 3e 64 65 73 74 29 3b | 0a 0a 09 20 20 20 20 62 |->dest);|... b|
|00002a50| 72 65 61 6b 3b 0a 09 63 | 61 73 65 20 49 50 5f 49 |reak;..c|ase IP_I|
|00002a60| 43 4d 50 3a 0a 09 20 20 | 20 20 70 61 63 6b 65 74 |CMP:.. | packet|
|00002a70| 73 2d 3e 69 70 5f 69 63 | 6d 70 2b 2b 3b 0a 09 20 |s->ip_ic|mp++;.. |
|00002a80| 20 20 20 73 72 63 70 6f | 72 74 20 3d 20 64 73 74 | srcpo|rt = dst|
|00002a90| 70 6f 72 74 20 3d 20 30 | 3b 0a 09 20 20 20 20 62 |port = 0|;.. b|
|00002aa0| 72 65 61 6b 3b 0a 09 64 | 65 66 61 75 6c 74 3a 0a |reak;..d|efault:.|
|00002ab0| 09 20 20 20 20 70 61 63 | 6b 65 74 73 2d 3e 69 70 |. pac|kets->ip|
|00002ac0| 5f 6f 74 68 65 72 2b 2b | 3b 0a 09 20 20 20 20 73 |_other++|;.. s|
|00002ad0| 72 63 70 6f 72 74 20 3d | 20 64 73 74 70 6f 72 74 |rcport =| dstport|
|00002ae0| 20 3d 20 30 3b 0a 09 20 | 20 20 20 62 72 65 61 6b | = 0;.. | break|
|00002af0| 3b 0a 09 7d 0a 20 20 20 | 20 0a 20 20 20 20 72 65 |;..}. | . re|
|00002b00| 67 69 73 74 65 72 5f 70 | 61 63 6b 65 74 28 74 6d |gister_p|acket(tm|
|00002b10| 70 5f 69 70 68 64 72 2d | 3e 73 61 64 64 72 2c 74 |p_iphdr-|>saddr,t|
|00002b20| 6d 70 5f 69 70 68 64 72 | 2d 3e 64 61 64 64 72 2c |mp_iphdr|->daddr,|
|00002b30| 74 6d 70 5f 69 70 68 64 | 72 2d 3e 70 72 6f 74 6f |tmp_iphd|r->proto|
|00002b40| 63 6f 6c 2c 20 73 72 63 | 70 6f 72 74 2c 20 64 73 |col, src|port, ds|
|00002b50| 74 70 6f 72 74 2c 20 6e | 74 6f 68 73 28 74 6d 70 |tport, n|tohs(tmp|
|00002b60| 5f 69 70 68 64 72 2d 3e | 74 6f 74 5f 6c 65 6e 29 |_iphdr->|tot_len)|
|00002b70| 2c 20 64 65 76 6e 61 6d | 65 2c 20 75 73 65 72 29 |, devnam|e, user)|
|00002b80| 3b 0a 7d 0a 0a 2f 2a 20 | 73 69 6d 70 6c 69 66 69 |;.}../* |simplifi|
|00002b90| 65 64 20 76 65 72 73 69 | 6f 6e 2c 20 70 65 72 66 |ed versi|on, perf|
|00002ba0| 6f 72 6d 61 6e 63 65 20 | 3f 3f 3f 20 2a 2f 0a 76 |ormance |??? */.v|
|00002bb0| 6f 69 64 20 72 65 67 69 | 73 74 65 72 5f 70 61 63 |oid regi|ster_pac|
|00002bc0| 6b 65 74 28 75 6e 73 69 | 67 6e 65 64 20 6c 6f 6e |ket(unsi|gned lon|
|00002bd0| 67 20 69 6e 74 20 73 72 | 63 2c 75 6e 73 69 67 6e |g int sr|c,unsign|
|00002be0| 65 64 20 6c 6f 6e 67 20 | 69 6e 74 20 64 73 74 2c |ed long |int dst,|
|00002bf0| 20 75 6e 73 69 67 6e 65 | 64 20 63 68 61 72 20 70 | unsigne|d char p|
|00002c00| 72 6f 74 6f 2c 20 75 6e | 73 69 67 6e 65 64 20 73 |roto, un|signed s|
|00002c10| 68 6f 72 74 20 73 72 63 | 70 6f 72 74 2c 20 75 6e |hort src|port, un|
|00002c20| 73 69 67 6e 65 64 20 73 | 68 6f 72 74 20 64 73 74 |signed s|hort dst|
|00002c30| 70 6f 72 74 2c 20 69 6e | 74 20 73 69 7a 65 2c 20 |port, in|t size, |
|00002c40| 63 68 61 72 20 2a 64 65 | 76 6e 61 6d 65 2c 20 63 |char *de|vname, c|
|00002c50| 68 61 72 20 2a 75 73 65 | 72 29 0a 7b 0a 20 20 20 |har *use|r).{. |
|00002c60| 20 69 66 28 6c 63 6b 3d | 3d 30 29 0a 09 7b 0a 09 | if(lck=|=0)..{..|
|00002c70| 20 20 20 20 73 74 72 75 | 63 74 20 69 70 64 61 74 | stru|ct ipdat|
|00002c80| 61 20 2a 70 3b 0a 09 20 | 20 20 20 6c 63 6b 20 3d |a *p;.. | lck =|
|00002c90| 20 31 3b 0a 09 20 20 20 | 20 70 20 3d 20 70 6c 69 | 1;.. | p = pli|
|00002ca0| 73 74 3b 0a 09 20 20 20 | 20 6c 69 73 74 5f 6c 6f |st;.. | list_lo|
|00002cb0| 6f 6b 75 70 73 2b 2b 3b | 0a 09 20 20 20 20 77 68 |okups++;|.. wh|
|00002cc0| 69 6c 65 28 70 29 0a 09 | 09 7b 0a 09 09 20 20 20 |ile(p)..|.{... |
|00002cd0| 20 6c 69 73 74 5f 63 6f | 6d 70 61 72 65 73 2b 2b | list_co|mpares++|
|00002ce0| 3b 0a 09 09 20 20 20 20 | 69 66 28 20 28 70 2d 3e |;... |if( (p->|
|00002cf0| 70 72 6f 74 6f 20 3d 3d | 20 70 72 6f 74 6f 29 20 |proto ==| proto) |
|00002d00| 26 26 20 28 70 2d 3e 73 | 72 63 20 3d 3d 20 73 72 |&& (p->s|rc == sr|
|00002d10| 63 29 20 26 26 20 28 70 | 2d 3e 64 73 74 20 3d 3d |c) && (p|->dst ==|
|00002d20| 20 64 73 74 29 20 26 26 | 20 20 28 70 2d 3e 73 72 | dst) &&| (p->sr|
|00002d30| 63 70 6f 72 74 20 3d 3d | 20 73 72 63 70 6f 72 74 |cport ==| srcport|
|00002d40| 29 20 26 26 20 28 70 2d | 3e 64 73 74 70 6f 72 74 |) && (p-|>dstport|
|00002d50| 20 3d 3d 20 64 73 74 70 | 6f 72 74 29 20 26 26 20 | == dstp|ort) && |
|00002d60| 28 73 74 72 63 6d 70 28 | 70 2d 3e 64 65 76 6e 61 |(strcmp(|p->devna|
|00002d70| 6d 65 2c 20 64 65 76 6e | 61 6d 65 29 3d 3d 30 29 |me, devn|ame)==0)|
|00002d80| 29 0a 09 09 09 7b 0a 09 | 09 09 20 20 20 20 70 2d |)....{..|.. p-|
|00002d90| 3e 62 79 74 65 73 20 2b | 3d 73 69 7a 65 3b 0a 09 |>bytes +|=size;..|
|00002da0| 09 09 20 20 20 20 70 2d | 3e 77 68 65 6e 20 3d 20 |.. p-|>when = |
|00002db0| 6e 6f 77 3b 0a 09 09 09 | 20 20 20 20 6c 63 6b 20 |now;....| lck |
|00002dc0| 3d 20 30 3b 0a 09 09 09 | 20 20 20 20 72 65 74 75 |= 0;....| retu|
|00002dd0| 72 6e 3b 0a 09 09 09 7d | 0a 09 09 20 20 20 20 70 |rn;....}|... p|
|00002de0| 20 3d 20 70 2d 3e 6e 65 | 78 74 3b 0a 09 09 7d 0a | = p->ne|xt;...}.|
|00002df0| 09 20 20 20 20 70 20 3d | 20 6d 61 6c 6c 6f 63 28 |. p =| malloc(|
|00002e00| 73 69 7a 65 6f 66 28 73 | 74 72 75 63 74 20 69 70 |sizeof(s|truct ip|
|00002e10| 64 61 74 61 29 29 3b 0a | 09 20 20 20 20 69 66 28 |data));.|. if(|
|00002e20| 70 20 3d 3d 20 4e 55 4c | 4c 29 0a 09 09 7b 0a 09 |p == NUL|L)...{..|
|00002e30| 09 20 20 20 20 70 61 63 | 6b 65 74 73 20 2d 3e 20 |. pac|kets -> |
|00002e40| 64 72 6f 70 70 65 64 2b | 2b 3b 0a 09 09 20 20 20 |dropped+|+;... |
|00002e50| 20 72 65 74 75 72 6e 3b | 0a 09 09 7d 0a 09 20 20 | return;|...}.. |
|00002e60| 20 20 70 6c 69 73 74 73 | 69 7a 65 2b 2b 3b 0a 09 | plists|ize++;..|
|00002e70| 20 20 20 20 70 20 2d 3e | 20 73 72 63 20 3d 20 73 | p ->| src = s|
|00002e80| 72 63 3b 0a 09 20 20 20 | 20 70 20 2d 3e 20 64 73 |rc;.. | p -> ds|
|00002e90| 74 20 3d 20 64 73 74 3b | 0a 09 20 20 20 20 70 20 |t = dst;|.. p |
|00002ea0| 2d 3e 20 70 72 6f 74 6f | 20 3d 20 70 72 6f 74 6f |-> proto| = proto|
|00002eb0| 3b 0a 09 20 20 20 20 70 | 20 2d 3e 20 73 72 63 70 |;.. p| -> srcp|
|00002ec0| 6f 72 74 20 3d 20 73 72 | 63 70 6f 72 74 3b 0a 09 |ort = sr|cport;..|
|00002ed0| 20 20 20 20 70 20 2d 3e | 20 64 73 74 70 6f 72 74 | p ->| dstport|
|00002ee0| 20 3d 20 64 73 74 70 6f | 72 74 3b 0a 09 20 20 20 | = dstpo|rt;.. |
|00002ef0| 20 70 20 2d 3e 20 62 79 | 74 65 73 20 3d 20 73 69 | p -> by|tes = si|
|00002f00| 7a 65 3b 0a 09 20 20 20 | 20 70 20 2d 3e 20 64 65 |ze;.. | p -> de|
|00002f10| 76 6e 61 6d 65 20 3d 20 | 73 74 72 64 75 70 28 64 |vname = |strdup(d|
|00002f20| 65 76 6e 61 6d 65 29 3b | 0a 09 20 20 20 20 70 20 |evname);|.. p |
|00002f30| 2d 3e 20 75 73 65 72 20 | 3d 20 73 74 72 64 75 70 |-> user |= strdup|
|00002f40| 28 28 75 73 65 72 20 3d | 3d 20 4e 55 4c 4c 29 20 |((user =|= NULL) |
|00002f50| 3f 20 22 75 6e 6b 6e 6f | 77 6e 22 20 3a 20 75 73 |? "unkno|wn" : us|
|00002f60| 65 72 29 3b 0a 09 20 20 | 20 20 70 20 2d 3e 20 6e |er);.. | p -> n|
|00002f70| 65 78 74 20 3d 20 70 6c | 69 73 74 3b 0a 09 20 20 |ext = pl|ist;.. |
|00002f80| 20 20 70 20 2d 3e 20 77 | 68 65 6e 20 3d 20 6e 6f | p -> w|hen = no|
|00002f90| 77 3b 0a 09 20 20 20 20 | 0a 09 20 20 20 20 70 6c |w;.. |.. pl|
|00002fa0| 69 73 74 20 3d 20 70 3b | 0a 09 20 20 20 20 6c 63 |ist = p;|.. lc|
|00002fb0| 6b 20 3d 20 30 3b 0a 09 | 7d 0a 20 20 20 20 65 6c |k = 0;..|}. el|
|00002fc0| 73 65 0a 09 7b 0a 09 20 | 20 20 20 70 61 63 6b 65 |se..{.. | packe|
|00002fd0| 74 73 2d 3e 64 72 6f 70 | 70 65 64 2b 2b 3b 0a 09 |ts->drop|ped++;..|
|00002fe0| 7d 0a 7d 0a 0a 69 6e 74 | 20 64 6f 5f 77 72 69 74 |}.}..int| do_writ|
|00002ff0| 65 5f 6c 69 73 74 28 46 | 49 4c 45 20 2a 66 2c 20 |e_list(F|ILE *f, |
|00003000| 73 74 72 75 63 74 20 69 | 70 64 61 74 61 20 2a 6c |struct i|pdata *l|
|00003010| 69 73 74 29 0a 7b 0a 20 | 20 20 20 73 74 72 75 63 |ist).{. | struc|
|00003020| 74 20 69 70 64 61 74 61 | 20 2a 70 3b 0a 20 20 20 |t ipdata| *p;. |
|00003030| 20 63 68 61 72 20 74 6d | 70 5b 32 30 5d 3b 0a 0a | char tm|p[20];..|
|00003040| 20 20 20 20 70 20 3d 20 | 6c 69 73 74 3b 0a 0a 20 | p = |list;.. |
|00003050| 20 20 20 77 68 69 6c 65 | 28 70 29 0a 09 7b 0a 09 | while|(p)..{..|
|00003060| 20 20 20 20 73 74 72 63 | 70 79 28 74 6d 70 2c 20 | strc|py(tmp, |
|00003070| 69 6e 74 6f 61 28 70 2d | 3e 73 72 63 29 29 3b 0a |intoa(p-|>src));.|
|00003080| 09 20 20 20 20 69 66 28 | 66 70 72 69 6e 74 66 28 |. if(|fprintf(|
|00003090| 66 2c 20 22 25 6c 75 5c | 74 25 64 5c 74 25 73 5c |f, "%lu\|t%d\t%s\|
|000030a0| 74 25 64 5c 74 25 73 5c | 74 25 64 5c 74 25 6c 75 |t%d\t%s\|t%d\t%lu|
|000030b0| 5c 74 25 73 5c 74 25 73 | 5c 6e 22 2c 74 69 6d 65 |\t%s\t%s|\n",time|
|000030c0| 28 30 29 2c 70 2d 3e 70 | 72 6f 74 6f 2c 74 6d 70 |(0),p->p|roto,tmp|
|000030d0| 2c 70 2d 3e 73 72 63 70 | 6f 72 74 2c 69 6e 74 6f |,p->srcp|ort,into|
|000030e0| 61 28 70 2d 3e 64 73 74 | 29 2c 70 2d 3e 64 73 74 |a(p->dst|),p->dst|
|000030f0| 70 6f 72 74 2c 70 2d 3e | 62 79 74 65 73 2c 70 2d |port,p->|bytes,p-|
|00003100| 3e 64 65 76 6e 61 6d 65 | 2c 70 2d 3e 75 73 65 72 |>devname|,p->user|
|00003110| 29 3c 30 29 0a 09 09 7b | 0a 09 09 20 20 20 20 72 |)<0)...{|... r|
|00003120| 65 74 75 72 6e 20 31 3b | 0a 09 09 7d 3b 0a 09 20 |eturn 1;|...};.. |
|00003130| 20 20 20 70 20 3d 20 70 | 2d 3e 6e 65 78 74 3b 0a | p = p|->next;.|
|00003140| 09 7d 0a 0a 20 20 20 20 | 69 66 28 66 63 6c 6f 73 |.}.. |if(fclos|
|00003150| 65 28 66 29 3c 30 29 0a | 09 7b 0a 09 20 20 20 20 |e(f)<0).|.{.. |
|00003160| 72 65 74 75 72 6e 20 31 | 3b 0a 09 7d 0a 0a 20 20 |return 1|;..}.. |
|00003170| 20 20 72 65 74 75 72 6e | 20 30 3b 0a 7d 0a 0a 2f | return| 0;.}../|
|00003180| 2a 20 77 72 69 74 65 20 | 61 6e 64 20 63 6c 65 61 |* write |and clea|
|00003190| 72 20 6f 6c 69 73 74 20 | 2a 2f 0a 76 6f 69 64 20 |r olist |*/.void |
|000031a0| 77 72 69 74 65 5f 6c 69 | 73 74 28 76 6f 69 64 29 |write_li|st(void)|
|000031b0| 0a 7b 0a 20 20 20 20 46 | 49 4c 45 20 2a 66 3b 0a |.{. F|ILE *f;.|
|000031c0| 20 20 20 20 63 68 61 72 | 20 74 6d 70 6e 5b 32 35 | char| tmpn[25|
|000031d0| 35 5d 3b 0a 0a 20 20 20 | 20 77 68 69 6c 65 28 20 |5];.. | while( |
|000031e0| 28 77 72 69 74 65 70 69 | 64 20 3d 20 66 6f 72 6b |(writepi|d = fork|
|000031f0| 28 29 29 20 3c 20 30 29 | 20 73 6c 65 65 70 28 31 |()) < 0)| sleep(1|
|00003200| 29 3b 0a 20 20 20 20 69 | 66 20 28 77 72 69 74 65 |);. i|f (write|
|00003210| 70 69 64 21 3d 30 29 20 | 72 65 74 75 72 6e 3b 0a |pid!=0) |return;.|
|00003220| 0a 20 20 20 20 2f 2a 20 | 48 65 72 65 20 67 6f 65 |. /* |Here goe|
|00003230| 73 20 74 68 65 20 63 68 | 69 6c 64 20 2a 2f 0a 0a |s the ch|ild */..|
|00003240| 20 20 20 20 73 70 72 69 | 6e 74 66 28 74 6d 70 6e | spri|ntf(tmpn|
|00003250| 2c 20 22 2f 74 6d 70 2f | 6e 61 63 63 74 64 2e 77 |, "/tmp/|nacctd.w|
|00003260| 72 69 74 65 2e 25 64 22 | 2c 20 67 65 74 70 69 64 |rite.%d"|, getpid|
|00003270| 28 29 29 3b 0a 20 20 20 | 20 63 72 65 61 74 28 74 |());. | creat(t|
|00003280| 6d 70 6e 2c 20 53 5f 49 | 52 55 53 52 29 3b 0a 0a |mpn, S_I|RUSR);..|
|00003290| 20 20 20 20 6f 70 65 6e | 6c 6f 67 28 22 6e 61 63 | open|log("nac|
|000032a0| 63 74 64 20 28 77 72 69 | 74 65 29 22 2c 20 30 2c |ctd (wri|te)", 0,|
|000032b0| 20 4c 4f 47 5f 44 41 45 | 4d 4f 4e 29 3b 0a 20 20 | LOG_DAE|MON);. |
|000032c0| 20 20 69 66 28 64 65 62 | 75 67 5f 6c 65 76 65 6c | if(deb|ug_level|
|000032d0| 20 3e 20 32 29 0a 09 7b | 0a 09 20 20 20 20 73 79 | > 2)..{|.. sy|
|000032e0| 73 6c 6f 67 28 4c 4f 47 | 5f 44 45 42 55 47 2c 20 |slog(LOG|_DEBUG, |
|000032f0| 22 77 72 69 74 65 20 70 | 72 6f 63 65 73 73 20 25 |"write p|rocess %|
|00003300| 64 20 66 6f 72 6b 65 64 | 5c 6e 22 2c 20 67 65 74 |d forked|\n", get|
|00003310| 70 69 64 28 29 29 3b 0a | 09 7d 0a 0a 20 20 20 20 |pid());.|.}.. |
|00003320| 66 20 3d 20 66 6f 70 65 | 6e 28 63 66 67 2d 3e 66 |f = fope|n(cfg->f|
|00003330| 69 6c 65 6e 61 6d 65 2c | 20 22 61 22 29 3b 0a 20 |ilename,| "a");. |
|00003340| 20 20 20 69 66 28 66 3d | 3d 4e 55 4c 4c 29 0a 09 | if(f=|=NULL)..|
|00003350| 7b 0a 09 20 20 20 20 75 | 6e 6c 69 6e 6b 28 74 6d |{.. u|nlink(tm|
|00003360| 70 6e 29 3b 0a 09 20 20 | 20 20 73 79 73 6c 6f 67 |pn);.. | syslog|
|00003370| 28 4c 4f 47 5f 45 52 52 | 2c 20 22 65 72 72 6f 72 |(LOG_ERR|, "error|
|00003380| 20 6f 70 65 6e 69 6e 67 | 20 66 69 6c 65 20 25 73 | opening| file %s|
|00003390| 3a 20 25 6d 5c 6e 22 2c | 63 66 67 2d 3e 66 69 6c |: %m\n",|cfg->fil|
|000033a0| 65 6e 61 6d 65 29 3b 0a | 09 20 20 20 20 65 78 69 |ename);.|. exi|
|000033b0| 74 28 31 29 3b 0a 09 7d | 0a 0a 20 20 20 20 69 66 |t(1);..}|.. if|
|000033c0| 28 64 6f 5f 77 72 69 74 | 65 5f 6c 69 73 74 28 66 |(do_writ|e_list(f|
|000033d0| 2c 20 6f 6c 69 73 74 29 | 20 21 3d 20 30 29 0a 09 |, olist)| != 0)..|
|000033e0| 7b 0a 09 20 20 20 20 75 | 6e 6c 69 6e 6b 28 74 6d |{.. u|nlink(tm|
|000033f0| 70 6e 29 3b 0a 09 20 20 | 20 20 73 79 73 6c 6f 67 |pn);.. | syslog|
|00003400| 28 4c 4f 47 5f 45 52 52 | 2c 20 22 65 72 72 6f 72 |(LOG_ERR|, "error|
|00003410| 20 77 72 69 74 69 6e 67 | 20 74 6f 20 66 69 6c 65 | writing| to file|
|00003420| 20 25 73 3a 20 25 6d 5c | 6e 22 2c 20 63 66 67 2d | %s: %m\|n", cfg-|
|00003430| 3e 66 69 6c 65 6e 61 6d | 65 29 3b 0a 09 20 20 20 |>filenam|e);.. |
|00003440| 20 65 78 69 74 28 31 29 | 3b 0a 09 7d 0a 0a 20 20 | exit(1)|;..}.. |
|00003450| 20 20 6f 6c 69 73 74 20 | 3d 20 4e 55 4c 4c 3b 0a | olist |= NULL;.|
|00003460| 0a 20 20 20 20 75 6e 6c | 69 6e 6b 28 74 6d 70 6e |. unl|ink(tmpn|
|00003470| 29 3b 0a 0a 20 20 20 20 | 69 66 28 64 65 62 75 67 |);.. |if(debug|
|00003480| 5f 6c 65 76 65 6c 20 3e | 20 31 29 0a 09 7b 0a 09 |_level >| 1)..{..|
|00003490| 20 20 20 20 73 79 73 6c | 6f 67 28 4c 4f 47 5f 44 | sysl|og(LOG_D|
|000034a0| 45 42 55 47 2c 20 22 77 | 72 69 74 65 20 66 69 6e |EBUG, "w|rite fin|
|000034b0| 69 73 68 65 64 2c 20 63 | 6f 75 6e 74 20 3d 20 25 |ished, c|ount = %|
|000034c0| 64 5c 6e 22 2c 20 6f 6c | 69 73 74 73 69 7a 65 29 |d\n", ol|istsize)|
|000034d0| 3b 0a 09 7d 0a 0a 20 20 | 20 20 65 78 69 74 28 30 |;..}.. | exit(0|
|000034e0| 29 3b 0a 7d 0a 0a 76 6f | 69 64 20 64 75 6d 70 5f |);.}..vo|id dump_|
|000034f0| 63 75 72 72 5f 6c 69 73 | 74 28 76 6f 69 64 29 0a |curr_lis|t(void).|
|00003500| 7b 0a 20 20 20 20 46 49 | 4c 45 20 2a 66 3b 0a 20 |{. FI|LE *f;. |
|00003510| 20 20 20 63 68 61 72 20 | 74 6d 70 6e 5b 32 35 35 | char |tmpn[255|
|00003520| 5d 3b 0a 0a 20 20 20 20 | 77 68 69 6c 65 28 20 28 |];.. |while( (|
|00003530| 64 75 6d 70 70 69 64 20 | 3d 20 66 6f 72 6b 28 29 |dumppid |= fork()|
|00003540| 29 20 3c 20 30 29 20 73 | 6c 65 65 70 28 31 29 3b |) < 0) s|leep(1);|
|00003550| 0a 20 20 20 20 69 66 20 | 28 64 75 6d 70 70 69 64 |. if |(dumppid|
|00003560| 21 3d 30 29 20 72 65 74 | 75 72 6e 3b 0a 0a 20 20 |!=0) ret|urn;.. |
|00003570| 20 20 2f 2a 20 48 65 72 | 65 20 67 6f 65 73 20 74 | /* Her|e goes t|
|00003580| 68 65 20 63 68 69 6c 64 | 20 2a 2f 0a 0a 20 20 20 |he child| */.. |
|00003590| 20 73 70 72 69 6e 74 66 | 28 74 6d 70 6e 2c 20 22 | sprintf|(tmpn, "|
|000035a0| 2f 74 6d 70 2f 6e 61 63 | 63 74 64 2e 64 75 6d 70 |/tmp/nac|ctd.dump|
|000035b0| 2e 25 64 22 2c 20 67 65 | 74 70 69 64 28 29 29 3b |.%d", ge|tpid());|
|000035c0| 0a 20 20 20 20 63 72 65 | 61 74 28 74 6d 70 6e 2c |. cre|at(tmpn,|
|000035d0| 20 53 5f 49 52 55 53 52 | 29 3b 0a 0a 20 20 20 20 | S_IRUSR|);.. |
|000035e0| 6f 70 65 6e 6c 6f 67 28 | 22 6e 61 63 63 74 64 20 |openlog(|"nacctd |
|000035f0| 28 64 75 6d 70 29 22 2c | 20 30 2c 20 4c 4f 47 5f |(dump)",| 0, LOG_|
|00003600| 44 41 45 4d 4f 4e 29 3b | 0a 20 20 20 20 69 66 28 |DAEMON);|. if(|
|00003610| 64 65 62 75 67 5f 6c 65 | 76 65 6c 20 3e 20 32 29 |debug_le|vel > 2)|
|00003620| 0a 09 7b 0a 09 20 20 20 | 20 73 79 73 6c 6f 67 28 |..{.. | syslog(|
|00003630| 4c 4f 47 5f 44 45 42 55 | 47 2c 20 22 64 75 6d 70 |LOG_DEBU|G, "dump|
|00003640| 20 70 72 6f 63 65 73 73 | 20 25 64 20 66 6f 72 6b | process| %d fork|
|00003650| 65 64 5c 6e 22 2c 20 67 | 65 74 70 69 64 28 29 29 |ed\n", g|etpid())|
|00003660| 3b 0a 09 7d 0a 0a 20 20 | 20 20 69 66 28 70 6c 69 |;..}.. | if(pli|
|00003670| 73 74 73 69 7a 65 20 3d | 3d 20 30 29 0a 09 7b 0a |stsize =|= 0)..{.|
|00003680| 09 20 20 20 20 75 6e 6c | 69 6e 6b 28 74 6d 70 6e |. unl|ink(tmpn|
|00003690| 29 3b 0a 09 20 20 20 20 | 75 6e 6c 69 6e 6b 28 63 |);.. |unlink(c|
|000036a0| 66 67 2d 3e 64 75 6d 70 | 6e 61 6d 65 29 3b 0a 09 |fg->dump|name);..|
|000036b0| 20 20 20 20 69 66 28 64 | 65 62 75 67 5f 6c 65 76 | if(d|ebug_lev|
|000036c0| 65 6c 20 3e 20 31 29 0a | 09 09 73 79 73 6c 6f 67 |el > 1).|..syslog|
|000036d0| 28 4c 4f 47 5f 44 45 42 | 55 47 2c 20 22 64 75 6d |(LOG_DEB|UG, "dum|
|000036e0| 70 20 66 69 6e 69 73 68 | 65 64 2c 20 64 75 6d 70 |p finish|ed, dump|
|000036f0| 20 65 6d 70 74 79 5c 6e | 22 29 3b 0a 09 20 20 20 | empty\n|");.. |
|00003700| 20 65 78 69 74 28 30 29 | 3b 0a 09 7d 0a 0a 20 20 | exit(0)|;..}.. |
|00003710| 20 20 66 20 3d 20 66 6f | 70 65 6e 28 63 66 67 2d | f = fo|pen(cfg-|
|00003720| 3e 64 75 6d 70 6e 61 6d | 65 2c 20 22 77 22 29 3b |>dumpnam|e, "w");|
|00003730| 0a 20 20 20 20 69 66 28 | 66 3d 3d 4e 55 4c 4c 29 |. if(|f==NULL)|
|00003740| 0a 09 7b 0a 09 20 20 20 | 20 75 6e 6c 69 6e 6b 28 |..{.. | unlink(|
|00003750| 74 6d 70 6e 29 3b 0a 09 | 20 20 20 20 73 79 73 6c |tmpn);..| sysl|
|00003760| 6f 67 28 4c 4f 47 5f 45 | 52 52 2c 20 22 65 72 72 |og(LOG_E|RR, "err|
|00003770| 6f 72 20 6f 70 65 6e 69 | 6e 67 20 66 69 6c 65 20 |or openi|ng file |
|00003780| 25 73 3a 20 25 6d 5c 6e | 22 2c 63 66 67 2d 3e 64 |%s: %m\n|",cfg->d|
|00003790| 75 6d 70 6e 61 6d 65 29 | 3b 0a 09 20 20 20 20 65 |umpname)|;.. e|
|000037a0| 78 69 74 28 31 29 3b 0a | 09 7d 0a 0a 20 20 20 20 |xit(1);.|.}.. |
|000037b0| 69 66 28 64 6f 5f 77 72 | 69 74 65 5f 6c 69 73 74 |if(do_wr|ite_list|
|000037c0| 28 66 2c 20 70 6c 69 73 | 74 29 20 21 3d 20 30 29 |(f, plis|t) != 0)|
|000037d0| 0a 09 7b 0a 09 20 20 20 | 20 75 6e 6c 69 6e 6b 28 |..{.. | unlink(|
|000037e0| 74 6d 70 6e 29 3b 0a 09 | 20 20 20 20 73 79 73 6c |tmpn);..| sysl|
|000037f0| 6f 67 28 4c 4f 47 5f 45 | 52 52 2c 20 22 65 72 72 |og(LOG_E|RR, "err|
|00003800| 6f 72 20 77 72 69 74 69 | 6e 67 20 74 6f 20 66 69 |or writi|ng to fi|
|00003810| 6c 65 20 25 73 3a 20 25 | 6d 5c 6e 22 2c 20 63 66 |le %s: %|m\n", cf|
|00003820| 67 2d 3e 64 75 6d 70 6e | 61 6d 65 29 3b 0a 09 20 |g->dumpn|ame);.. |
|00003830| 20 20 20 65 78 69 74 28 | 31 29 3b 0a 09 7d 0a 0a | exit(|1);..}..|
|00003840| 20 20 20 20 70 6c 69 73 | 74 20 3d 20 4e 55 4c 4c | plis|t = NULL|
|00003850| 3b 0a 0a 20 20 20 20 75 | 6e 6c 69 6e 6b 28 74 6d |;.. u|nlink(tm|
|00003860| 70 6e 29 3b 0a 0a 20 20 | 20 20 69 66 28 64 65 62 |pn);.. | if(deb|
|00003870| 75 67 5f 6c 65 76 65 6c | 20 3e 20 31 29 0a 09 7b |ug_level| > 1)..{|
|00003880| 0a 09 20 20 20 20 73 79 | 73 6c 6f 67 28 4c 4f 47 |.. sy|slog(LOG|
|00003890| 5f 44 45 42 55 47 2c 20 | 22 64 75 6d 70 20 66 69 |_DEBUG, |"dump fi|
|000038a0| 6e 69 73 68 65 64 2c 20 | 63 6f 75 6e 74 20 3d 20 |nished, |count = |
|000038b0| 25 64 5c 6e 22 2c 20 70 | 6c 69 73 74 73 69 7a 65 |%d\n", p|listsize|
|000038c0| 29 3b 0a 09 7d 0a 20 20 | 20 20 65 78 69 74 28 30 |);..}. | exit(0|
|000038d0| 29 3b 0a 7d 0a 0a 0a 76 | 6f 69 64 20 63 68 69 6c |);.}...v|oid chil|
|000038e0| 64 5f 66 69 6e 69 73 68 | 65 64 28 69 6e 74 20 73 |d_finish|ed(int s|
|000038f0| 69 67 29 0a 7b 0a 20 20 | 20 20 69 6e 74 20 73 74 |ig).{. | int st|
|00003900| 61 74 75 73 3b 0a 20 20 | 20 20 70 69 64 5f 74 20 |atus;. | pid_t |
|00003910| 70 69 64 3b 0a 0a 20 20 | 20 20 69 66 28 64 65 62 |pid;.. | if(deb|
|00003920| 75 67 5f 6c 65 76 65 6c | 20 3e 20 32 29 0a 09 7b |ug_level| > 2)..{|
|00003930| 0a 09 20 20 20 20 73 79 | 73 6c 6f 67 28 4c 4f 47 |.. sy|slog(LOG|
|00003940| 5f 44 45 42 55 47 2c 20 | 22 53 49 47 43 48 4c 44 |_DEBUG, |"SIGCHLD|
|00003950| 20 72 65 63 65 69 76 65 | 64 5c 6e 22 29 3b 0a 09 | receive|d\n");..|
|00003960| 7d 0a 0a 0a 20 20 20 20 | 77 68 69 6c 65 28 28 70 |}... |while((p|
|00003970| 69 64 20 3d 20 77 61 69 | 74 70 69 64 28 2d 31 2c |id = wai|tpid(-1,|
|00003980| 20 26 73 74 61 74 75 73 | 2c 20 57 4e 4f 48 41 4e | &status|, WNOHAN|
|00003990| 47 29 29 20 21 3d 20 30 | 29 0a 09 7b 0a 09 20 20 |G)) != 0|)..{.. |
|000039a0| 20 20 69 66 28 65 72 72 | 6e 6f 20 3d 3d 20 45 43 | if(err|no == EC|
|000039b0| 48 49 4c 44 29 0a 09 09 | 62 72 65 61 6b 3b 20 2f |HILD)...|break; /|
|000039c0| 2a 20 6e 6f 20 63 68 69 | 6c 64 20 70 72 6f 63 65 |* no chi|ld proce|
|000039d0| 73 73 65 73 20 2a 2f 0a | 0a 09 20 20 20 20 69 66 |sses */.|.. if|
|000039e0| 28 28 70 69 64 20 3d 3d | 20 77 72 69 74 65 70 69 |((pid ==| writepi|
|000039f0| 64 29 20 7c 7c 20 28 70 | 69 64 20 3d 3d 20 64 75 |d) || (p|id == du|
|00003a00| 6d 70 70 69 64 29 29 0a | 09 09 7b 0a 09 09 20 20 |mppid)).|..{... |
|00003a10| 20 20 69 66 28 57 49 46 | 45 58 49 54 45 44 28 73 | if(WIF|EXITED(s|
|00003a20| 74 61 74 75 73 29 29 0a | 09 09 09 7b 0a 09 09 09 |tatus)).|...{....|
|00003a30| 20 20 20 20 69 66 28 57 | 45 58 49 54 53 54 41 54 | if(W|EXITSTAT|
|00003a40| 55 53 28 73 74 61 74 75 | 73 29 3d 3d 30 29 0a 09 |US(statu|s)==0)..|
|00003a50| 09 09 09 7b 0a 09 09 09 | 09 20 20 20 20 69 66 28 |...{....|. if(|
|00003a60| 70 69 64 20 3d 3d 20 77 | 72 69 74 65 70 69 64 29 |pid == w|ritepid)|
|00003a70| 0a 09 09 09 09 09 77 72 | 69 74 69 6e 67 20 3d 20 |......wr|iting = |
|00003a80| 30 3b 0a 09 09 09 09 20 | 20 20 20 65 6c 73 65 0a |0;..... | else.|
|00003a90| 09 09 09 09 09 64 75 6d | 70 69 6e 67 20 3d 20 30 |.....dum|ping = 0|
|00003aa0| 3b 0a 09 09 09 09 7d 0a | 09 09 09 20 20 20 20 65 |;.....}.|... e|
|00003ab0| 6c 73 65 0a 09 09 09 09 | 7b 0a 09 09 09 09 20 20 |lse.....|{..... |
|00003ac0| 20 20 73 79 73 6c 6f 67 | 28 4c 4f 47 5f 45 52 52 | syslog|(LOG_ERR|
|00003ad0| 2c 20 0a 09 09 09 09 09 | 20 20 20 22 63 68 69 6c |, ......| "chil|
|00003ae0| 64 20 25 64 20 65 78 69 | 74 65 64 20 77 69 74 68 |d %d exi|ted with|
|00003af0| 20 65 72 72 6f 72 20 73 | 74 61 74 75 73 20 25 64 | error s|tatus %d|
|00003b00| 2e 5c 6e 22 2c 0a 09 09 | 09 09 09 20 20 20 70 69 |.\n",...|... pi|
|00003b10| 64 2c 20 57 45 58 49 54 | 53 54 41 54 55 53 28 73 |d, WEXIT|STATUS(s|
|00003b20| 74 61 74 75 73 29 29 3b | 0a 09 09 09 09 20 20 20 |tatus));|..... |
|00003b30| 20 69 66 28 70 69 64 20 | 3d 3d 20 77 72 69 74 65 | if(pid |== write|
|00003b40| 70 69 64 29 0a 09 09 09 | 09 09 7b 0a 09 09 09 09 |pid)....|..{.....|
|00003b50| 09 20 20 20 20 65 72 72 | 5f 64 65 6c 61 79 20 3d |. err|_delay =|
|00003b60| 20 6d 61 78 5f 65 72 72 | 5f 64 65 6c 61 79 3b 0a | max_err|_delay;.|
|00003b70| 09 09 09 09 09 20 20 20 | 20 77 72 69 74 69 6e 67 |..... | writing|
|00003b80| 20 3d 20 30 3b 0a 09 09 | 09 09 09 7d 0a 09 09 09 | = 0;...|...}....|
|00003b90| 09 20 20 20 20 65 6c 73 | 65 0a 09 09 09 09 09 64 |. els|e......d|
|00003ba0| 75 6d 70 69 6e 67 20 3d | 20 30 3b 0a 09 09 09 09 |umping =| 0;.....|
|00003bb0| 7d 0a 09 09 09 7d 0a 09 | 09 20 20 20 20 65 6c 73 |}....}..|. els|
|00003bc0| 65 0a 09 09 09 7b 0a 09 | 09 09 20 20 20 20 73 79 |e....{..|.. sy|
|00003bd0| 73 6c 6f 67 28 4c 4f 47 | 5f 45 52 52 2c 0a 09 09 |slog(LOG|_ERR,...|
|00003be0| 09 09 20 20 20 22 48 75 | 68 3f 20 43 68 69 6c 64 |.. "Hu|h? Child|
|00003bf0| 20 25 64 20 74 65 72 6d | 69 6e 61 74 65 64 20 6f | %d term|inated o|
|00003c00| 72 20 73 74 6f 70 70 65 | 64 20 62 79 20 73 69 67 |r stoppe|d by sig|
|00003c10| 6e 61 6c 20 28 25 6d 29 | 5c 6e 22 2c 0a 09 09 09 |nal (%m)|\n",....|
|00003c20| 09 20 20 20 70 69 64 29 | 3b 0a 09 09 09 20 20 20 |. pid)|;.... |
|00003c30| 20 69 66 28 70 69 64 20 | 3d 3d 20 77 72 69 74 65 | if(pid |== write|
|00003c40| 70 69 64 29 0a 09 09 09 | 09 77 72 69 74 69 6e 67 |pid)....|.writing|
|00003c50| 20 3d 20 30 3b 0a 09 09 | 09 20 20 20 20 65 6c 73 | = 0;...|. els|
|00003c60| 65 0a 09 09 09 09 64 75 | 6d 70 69 6e 67 20 3d 20 |e.....du|mping = |
|00003c70| 30 3b 0a 09 09 09 7d 0a | 09 09 7d 0a 09 20 20 20 |0;....}.|..}.. |
|00003c80| 20 65 6c 73 65 0a 09 09 | 7b 0a 09 09 20 20 20 20 | else...|{... |
|00003c90| 73 79 73 6c 6f 67 28 4c | 4f 47 5f 45 52 52 2c 20 |syslog(L|OG_ERR, |
|00003ca0| 22 48 75 68 3f 20 43 68 | 69 6c 64 20 28 25 64 29 |"Huh? Ch|ild (%d)|
|00003cb0| 20 72 65 74 75 72 6e 65 | 64 2c 20 62 75 74 20 6e | returne|d, but n|
|00003cc0| 6f 74 20 74 68 65 20 6f | 6e 65 20 77 65 20 65 78 |ot the o|ne we ex|
|00003cd0| 70 65 63 74 65 64 20 28 | 25 64 2c 20 25 64 29 21 |pected (|%d, %d)!|
|00003ce0| 5c 6e 22 2c 20 70 69 64 | 2c 20 77 72 69 74 65 70 |\n", pid|, writep|
|00003cf0| 69 64 2c 20 64 75 6d 70 | 70 69 64 29 3b 0a 09 09 |id, dump|pid);...|
|00003d00| 7d 0a 09 20 20 20 20 69 | 66 28 64 65 62 75 67 5f |}.. i|f(debug_|
|00003d10| 6c 65 76 65 6c 20 3e 20 | 32 29 0a 09 09 7b 0a 09 |level > |2)...{..|
|00003d20| 09 20 20 20 20 73 79 73 | 6c 6f 67 28 4c 4f 47 5f |. sys|log(LOG_|
|00003d30| 44 45 42 55 47 2c 20 22 | 63 68 69 6c 64 20 25 64 |DEBUG, "|child %d|
|00003d40| 20 73 69 67 6e 61 6c 65 | 64 20 72 65 74 75 72 6e | signale|d return|
|00003d50| 5c 6e 22 2c 70 69 64 29 | 3b 0a 09 09 7d 0a 09 7d |\n",pid)|;...}..}|
|00003d60| 0a 7d 0a 0a 76 6f 69 64 | 20 61 6c 61 72 6d 5f 68 |.}..void| alarm_h|
|00003d70| 61 6e 64 6c 65 72 28 69 | 6e 74 20 73 69 67 29 0a |andler(i|nt sig).|
|00003d80| 7b 0a 20 20 20 20 73 74 | 61 74 69 63 20 74 69 6d |{. st|atic tim|
|00003d90| 65 5f 74 20 6c 61 73 74 | 5f 63 68 65 63 6b 20 3d |e_t last|_check =|
|00003da0| 20 30 3b 0a 20 20 20 20 | 73 74 61 74 69 63 20 74 | 0;. |static t|
|00003db0| 69 6d 65 5f 74 20 6e 65 | 78 74 5f 77 72 69 74 65 |ime_t ne|xt_write|
|00003dc0| 5f 6c 6f 67 20 3d 20 30 | 3b 0a 0a 20 20 20 20 69 |_log = 0|;.. i|
|00003dd0| 66 28 64 65 62 75 67 5f | 6c 65 76 65 6c 20 3e 20 |f(debug_|level > |
|00003de0| 32 29 0a 09 7b 0a 09 20 | 20 20 20 73 79 73 6c 6f |2)..{.. | syslo|
|00003df0| 67 28 4c 4f 47 5f 44 45 | 42 55 47 2c 22 61 6c 61 |g(LOG_DE|BUG,"ala|
|00003e00| 72 6d 20 73 74 72 69 6b | 65 64 5c 6e 22 29 3b 0a |rm strik|ed\n");.|
|00003e10| 09 7d 0a 0a 20 20 20 20 | 6e 6f 77 2b 2b 3b 0a 0a |.}.. |now++;..|
|00003e20| 20 20 20 20 69 66 28 28 | 6e 6f 77 20 2d 20 6c 61 | if((|now - la|
|00003e30| 73 74 5f 63 68 65 63 6b | 29 20 3e 20 36 30 29 0a |st_check|) > 60).|
|00003e40| 09 7b 0a 09 20 20 20 20 | 74 69 6d 65 5f 74 20 6e |.{.. |time_t n|
|00003e50| 6e 6f 77 3b 0a 09 20 20 | 20 20 0a 09 20 20 20 20 |now;.. | .. |
|00003e60| 6e 6e 6f 77 20 3d 20 74 | 69 6d 65 28 4e 55 4c 4c |nnow = t|ime(NULL|
|00003e70| 29 3b 0a 09 20 20 20 20 | 69 66 28 6e 6e 6f 77 21 |);.. |if(nnow!|
|00003e80| 3d 6e 6f 77 29 0a 09 09 | 7b 0a 09 09 20 20 20 20 |=now)...|{... |
|00003e90| 69 66 28 28 28 6e 6e 6f | 77 20 2d 20 6e 6f 77 29 |if(((nno|w - now)|
|00003ea0| 20 3e 20 35 29 20 26 26 | 20 28 64 65 62 75 67 5f | > 5) &&| (debug_|
|00003eb0| 6c 65 76 65 6c 20 3e 20 | 32 29 29 0a 09 09 09 7b |level > |2))....{|
|00003ec0| 0a 09 09 09 20 20 20 20 | 73 79 73 6c 6f 67 28 4c |.... |syslog(L|
|00003ed0| 4f 47 5f 44 45 42 55 47 | 2c 22 69 6e 74 65 72 6e |OG_DEBUG|,"intern|
|00003ee0| 61 6c 20 63 6c 6f 63 6b | 20 63 6f 72 72 65 63 74 |al clock| correct|
|00003ef0| 65 64 20 28 6f 66 66 20 | 62 79 20 25 64 20 73 65 |ed (off |by %d se|
|00003f00| 63 6f 6e 64 73 29 5c 6e | 22 2c 6e 6e 6f 77 2d 6e |conds)\n|",nnow-n|
|00003f10| 6f 77 29 3b 0a 09 09 09 | 7d 0a 09 09 20 20 20 20 |ow);....|}... |
|00003f20| 6e 6f 77 20 3d 20 6e 6e | 6f 77 3b 0a 09 09 7d 0a |now = nn|ow;...}.|
|00003f30| 09 20 20 20 20 6c 61 73 | 74 5f 63 68 65 63 6b 20 |. las|t_check |
|00003f40| 3d 20 6e 6f 77 3b 0a 09 | 7d 0a 0a 20 20 20 20 69 |= now;..|}.. i|
|00003f50| 66 28 6e 6f 77 20 3e 3d | 20 6e 65 78 74 5f 77 72 |f(now >=| next_wr|
|00003f60| 69 74 65 5f 6c 6f 67 29 | 0a 09 7b 0a 09 20 20 20 |ite_log)|..{.. |
|00003f70| 20 77 72 69 74 65 5f 6c | 6f 67 28 30 29 3b 0a 09 | write_l|og(0);..|
|00003f80| 20 20 20 20 6e 65 78 74 | 5f 77 72 69 74 65 5f 6c | next|_write_l|
|00003f90| 6f 67 20 3d 20 6e 6f 77 | 20 2b 20 63 66 67 20 2d |og = now| + cfg -|
|00003fa0| 3e 20 66 6c 75 73 68 3b | 0a 09 7d 0a 0a 20 20 20 |> flush;|..}.. |
|00003fb0| 20 61 6c 61 72 6d 28 31 | 29 3b 0a 7d 0a 0a 76 6f | alarm(1|);.}..vo|
|00003fc0| 69 64 20 77 72 69 74 65 | 5f 6c 6f 67 28 69 6e 74 |id write|_log(int|
|00003fd0| 20 66 6f 72 63 65 29 0a | 7b 0a 20 20 20 20 73 74 | force).|{. st|
|00003fe0| 72 75 63 74 20 69 70 64 | 61 74 61 20 2a 70 2c 20 |ruct ipd|ata *p, |
|00003ff0| 2a 71 3b 0a 20 20 20 20 | 73 74 61 74 69 63 20 73 |*q;. |static s|
|00004000| 74 72 75 63 74 20 69 70 | 64 61 74 61 20 2a 74 6c |truct ip|data *tl|
|00004010| 69 73 74 3b 20 2f 2a 20 | 74 65 6d 70 20 2a 2f 0a |ist; /* |temp */.|
|00004020| 0a 20 20 20 20 69 66 28 | 64 65 62 75 67 5f 6c 65 |. if(|debug_le|
|00004030| 76 65 6c 20 3e 20 32 29 | 0a 09 7b 0a 09 20 20 20 |vel > 2)|..{.. |
|00004040| 20 73 79 73 6c 6f 67 28 | 4c 4f 47 5f 44 45 42 55 | syslog(|LOG_DEBU|
|00004050| 47 2c 22 77 72 69 74 65 | 5f 6c 6f 67 20 63 61 6c |G,"write|_log cal|
|00004060| 6c 65 64 5c 6e 22 29 3b | 0a 09 7d 0a 0a 20 20 20 |led\n");|..}.. |
|00004070| 20 69 66 28 65 72 72 5f | 64 65 6c 61 79 21 3d 30 | if(err_|delay!=0|
|00004080| 29 0a 09 7b 0a 09 20 20 | 20 20 65 72 72 5f 64 65 |)..{.. | err_de|
|00004090| 6c 61 79 2d 2d 3b 0a 09 | 20 20 20 20 73 79 73 6c |lay--;..| sysl|
|000040a0| 6f 67 28 4c 4f 47 5f 49 | 4e 46 4f 2c 22 66 6c 75 |og(LOG_I|NFO,"flu|
|000040b0| 73 68 69 6e 67 20 64 65 | 6c 61 79 65 64 20 64 75 |shing de|layed du|
|000040c0| 65 20 74 6f 20 65 72 72 | 6f 72 5c 6e 22 29 3b 0a |e to err|or\n");.|
|000040d0| 09 7d 0a 20 20 20 20 65 | 6c 73 65 20 69 66 28 28 |.}. e|lse if((|
|000040e0| 77 72 69 74 69 6e 67 20 | 3d 3d 20 30 29 20 26 26 |writing |== 0) &&|
|000040f0| 20 28 6c 63 6b 20 3d 3d | 20 30 29 20 26 26 20 28 | (lck ==| 0) && (|
|00004100| 6d 61 79 5f 77 72 69 74 | 65 20 3d 3d 20 31 29 29 |may_writ|e == 1))|
|00004110| 20 2f 2a 20 64 65 6c 61 | 79 20 69 66 20 61 6e 6f | /* dela|y if ano|
|00004120| 74 68 65 72 20 77 72 69 | 74 65 20 63 79 63 6c 65 |ther wri|te cycle|
|00004130| 20 69 73 20 73 74 69 6c | 6c 20 69 6e 20 70 72 6f | is stil|l in pro|
|00004140| 67 72 65 73 73 20 2a 2f | 0a 09 7b 0a 0a 09 20 20 |gress */|..{... |
|00004150| 20 20 69 66 28 64 65 62 | 75 67 5f 6c 65 76 65 6c | if(deb|ug_level|
|00004160| 20 3e 20 30 29 0a 09 09 | 7b 0a 09 09 20 20 20 20 | > 0)...|{... |
|00004170| 73 79 73 6c 6f 67 28 4c | 4f 47 5f 44 45 42 55 47 |syslog(L|OG_DEBUG|
|00004180| 2c 20 0a 09 09 09 20 20 | 20 22 69 67 6e 6f 72 65 |, .... | "ignore|
|00004190| 64 3a 20 25 6c 64 20 6e | 65 74 69 67 6e 6f 72 65 |d: %ld n|etignore|
|000041a0| 64 3a 20 25 6c 64 20 6c | 6f 63 61 6c 3a 25 6c 64 |d: %ld l|ocal:%ld|
|000041b0| 20 69 70 3a 25 6c 64 20 | 75 6e 65 6e 63 3a 25 6c | ip:%ld |unenc:%l|
|000041c0| 64 20 64 72 6f 70 70 65 | 64 3a 25 6c 64 5c 6e 22 |d droppe|d:%ld\n"|
|000041d0| 2c 20 0a 09 09 09 20 20 | 20 70 61 63 6b 65 74 73 |, .... | packets|
|000041e0| 2d 3e 69 67 6e 6f 72 65 | 64 2c 20 70 61 63 6b 65 |->ignore|d, packe|
|000041f0| 74 73 2d 3e 6e 65 74 69 | 67 6e 6f 72 65 64 2c 20 |ts->neti|gnored, |
|00004200| 70 61 63 6b 65 74 73 2d | 3e 6c 6f 63 61 6c 2c 20 |packets-|>local, |
|00004210| 70 61 63 6b 65 74 73 2d | 3e 69 70 2c 20 0a 09 09 |packets-|>ip, ...|
|00004220| 09 20 20 20 70 61 63 6b | 65 74 73 2d 3e 75 6e 65 |. pack|ets->une|
|00004230| 6e 63 2c 20 70 61 63 6b | 65 74 73 2d 3e 64 72 6f |nc, pack|ets->dro|
|00004240| 70 70 65 64 29 3b 0a 09 | 09 20 20 20 20 73 79 73 |pped);..|. sys|
|00004250| 6c 6f 67 28 4c 4f 47 5f | 44 45 42 55 47 2c 20 0a |log(LOG_|DEBUG, .|
|00004260| 09 09 09 20 20 20 22 75 | 64 70 3a 20 25 6c 64 20 |... "u|dp: %ld |
|00004270| 74 63 70 3a 25 6c 64 20 | 69 63 6d 70 3a 25 6c 64 |tcp:%ld |icmp:%ld|
|00004280| 20 6f 74 68 65 72 3a 25 | 6c 64 5c 6e 22 2c 20 0a | other:%|ld\n", .|
|00004290| 09 09 09 20 20 20 70 61 | 63 6b 65 74 73 2d 3e 69 |... pa|ckets->i|
|000042a0| 70 5f 75 64 70 2c 20 70 | 61 63 6b 65 74 73 2d 3e |p_udp, p|ackets->|
|000042b0| 69 70 5f 74 63 70 2c 20 | 70 61 63 6b 65 74 73 2d |ip_tcp, |packets-|
|000042c0| 3e 69 70 5f 69 63 6d 70 | 2c 20 0a 09 09 09 20 20 |>ip_icmp|, .... |
|000042d0| 20 70 61 63 6b 65 74 73 | 2d 3e 69 70 5f 6f 74 68 | packets|->ip_oth|
|000042e0| 65 72 29 3b 0a 09 09 20 | 20 20 20 69 66 28 6c 69 |er);... | if(li|
|000042f0| 73 74 5f 6c 6f 6f 6b 75 | 70 73 20 21 3d 20 30 29 |st_looku|ps != 0)|
|00004300| 0a 09 09 09 7b 0a 09 09 | 09 20 20 20 20 73 79 73 |....{...|. sys|
|00004310| 6c 6f 67 28 4c 4f 47 5f | 44 45 42 55 47 2c 0a 09 |log(LOG_|DEBUG,..|
|00004320| 09 09 09 20 20 20 22 6c | 6f 6f 6b 75 70 73 3a 25 |... "l|ookups:%|
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|000050d0| 76 69 73 69 6f 6e 5f 63 | 6f 6e 66 69 67 5f 63 20 |vision_c|onfig_c |
|000050e0| 3d 20 22 24 52 65 76 69 | 73 69 6f 6e 3a 20 31 2e |= "$Revi|sion: 1.|
|000050f0| 34 20 24 22 3b 0a 0a 2f | 2a 20 0a 20 2a 20 54 68 |4 $";../|* . * Th|
|00005100| 69 73 20 72 6f 75 74 69 | 6e 65 20 72 65 61 64 73 |is routi|ne reads|
|00005110| 20 61 6c 6c 20 74 68 65 | 20 63 6f 6e 66 69 67 75 | all the| configu|
|00005120| 72 61 74 69 6f 6e 20 66 | 72 6f 6d 20 74 68 65 20 |ration f|rom the |
|00005130| 66 69 6c 65 20 66 6e 61 | 6d 65 2e 0a 20 2a 20 4f |file fna|me.. * O|
|00005140| 6e 20 73 75 63 63 65 73 | 73 20 69 74 20 72 65 74 |n succes|s it ret|
|00005150| 75 72 6e 73 20 61 20 6e | 6f 6e 2d 4e 55 4c 4c 20 |urns a n|on-NULL |
|00005160| 70 6f 69 6e 74 65 72 20 | 74 6f 20 61 20 73 74 72 |pointer |to a str|
|00005170| 75 63 74 20 63 6f 6e 66 | 69 67 2e 0a 20 2a 20 54 |uct conf|ig.. * T|
|00005180| 68 65 20 70 61 72 73 65 | 72 20 69 73 20 6b 69 6e |he parse|r is kin|
|00005190| 64 20 6f 66 20 61 20 68 | 61 63 6b 20 62 75 74 20 |d of a h|ack but |
|000051a0| 69 74 20 77 6f 72 6b 73 | 2e 0a 20 2a 2f 0a 0a 73 |it works|.. */..s|
|000051b0| 74 72 75 63 74 20 63 6f | 6e 66 69 67 20 2a 72 65 |truct co|nfig *re|
|000051c0| 61 64 5f 63 6f 6e 66 69 | 67 28 63 68 61 72 20 2a |ad_confi|g(char *|
|000051d0| 66 6e 61 6d 65 29 0a 7b | 0a 20 20 20 20 63 68 61 |fname).{|. cha|
|000051e0| 72 20 62 75 66 66 5b 31 | 30 32 34 5d 3b 0a 20 20 |r buff[1|024];. |
|000051f0| 20 20 46 49 4c 45 20 2a | 66 3b 0a 20 20 20 20 69 | FILE *|f;. i|
|00005200| 6e 74 20 6c 69 6e 65 3d | 30 3b 0a 20 20 20 20 73 |nt line=|0;. s|
|00005210| 74 72 75 63 74 20 63 6f | 6e 66 69 67 20 2a 63 66 |truct co|nfig *cf|
|00005220| 67 20 3d 20 6d 61 6c 6c | 6f 63 28 73 69 7a 65 6f |g = mall|oc(sizeo|
|00005230| 66 28 73 74 72 75 63 74 | 20 63 6f 6e 66 69 67 29 |f(struct| config)|
|00005240| 29 3b 0a 20 20 20 20 69 | 66 28 63 66 67 20 3d 3d |);. i|f(cfg ==|
|00005250| 20 4e 55 4c 4c 29 20 72 | 65 74 75 72 6e 20 63 66 | NULL) r|eturn cf|
|00005260| 67 3b 0a 0a 20 20 20 20 | 63 66 67 20 2d 3e 20 66 |g;.. |cfg -> f|
|00005270| 69 6c 65 6e 61 6d 65 20 | 3d 20 4e 55 4c 4c 3b 0a |ilename |= NULL;.|
|00005280| 20 20 20 20 63 66 67 20 | 2d 3e 20 64 75 6d 70 6e | cfg |-> dumpn|
|00005290| 61 6d 65 20 3d 20 4e 55 | 4c 4c 3b 0a 20 20 20 20 |ame = NU|LL;. |
|000052a0| 63 66 67 20 2d 3e 20 66 | 6c 75 73 68 20 3d 20 44 |cfg -> f|lush = D|
|000052b0| 45 46 41 55 4c 54 5f 46 | 4c 55 53 48 3b 0a 20 20 |EFAULT_F|LUSH;. |
|000052c0| 20 20 63 66 67 20 2d 3e | 20 69 67 6e 6f 72 65 6d | cfg ->| ignorem|
|000052d0| 61 73 6b 20 3d 20 69 6e | 65 74 5f 61 64 64 72 28 |ask = in|et_addr(|
|000052e0| 44 45 46 41 55 4c 54 5f | 49 47 4e 4f 52 45 4d 41 |DEFAULT_|IGNOREMA|
|000052f0| 53 4b 29 3b 0a 20 20 20 | 20 63 66 67 20 2d 3e 20 |SK);. | cfg -> |
|00005300| 65 72 72 5f 64 65 6c 61 | 79 20 3d 20 44 45 46 41 |err_dela|y = DEFA|
|00005310| 55 4c 54 5f 45 52 52 5f | 44 45 4c 41 59 3b 0a 20 |ULT_ERR_|DELAY;. |
|00005320| 20 20 20 63 66 67 20 2d | 3e 20 69 67 6e 6f 72 65 | cfg -|> ignore|
|00005330| 6e 65 74 20 3d 20 4e 55 | 4c 4c 3b 0a 20 20 20 20 |net = NU|LL;. |
|00005340| 63 66 67 20 2d 3e 20 70 | 72 6f 6d 69 73 63 20 3d |cfg -> p|romisc =|
|00005350| 20 4e 55 4c 4c 3b 0a 20 | 20 20 20 63 66 67 20 2d | NULL;. | cfg -|
|00005360| 3e 20 66 64 65 6c 61 79 | 20 3d 20 44 45 46 41 55 |> fdelay| = DEFAU|
|00005370| 4c 54 5f 46 44 45 4c 41 | 59 3b 0a 20 20 20 20 64 |LT_FDELA|Y;. d|
|00005380| 65 62 75 67 5f 6c 65 76 | 65 6c 20 3d 20 30 3b 0a |ebug_lev|el = 0;.|
|00005390| 20 20 20 20 64 65 76 32 | 6c 69 6e 65 20 3d 20 4e | dev2|line = N|
|000053a0| 55 4c 4c 3b 0a 0a 20 20 | 20 20 66 3d 66 6f 70 65 |ULL;.. | f=fope|
|000053b0| 6e 28 66 6e 61 6d 65 2c | 22 72 22 29 3b 0a 20 20 |n(fname,|"r");. |
|000053c0| 20 20 69 66 28 66 20 3d | 3d 20 4e 55 4c 4c 29 20 | if(f =|= NULL) |
|000053d0| 72 65 74 75 72 6e 20 4e | 55 4c 4c 3b 0a 0a 20 20 |return N|ULL;.. |
|000053e0| 20 20 77 68 69 6c 65 28 | 66 67 65 74 73 28 62 75 | while(|fgets(bu|
|000053f0| 66 66 2c 73 69 7a 65 6f | 66 28 62 75 66 66 29 2c |ff,sizeo|f(buff),|
|00005400| 66 29 29 0a 09 7b 0a 09 | 20 20 20 20 2f 2a 20 72 |f))..{..| /* r|
|00005410| 65 6d 6f 76 65 20 74 72 | 61 69 6c 69 6e 67 20 6e |emove tr|ailing n|
|00005420| 65 77 6c 69 6e 65 20 2a | 2f 0a 09 20 20 20 20 63 |ewline *|/.. c|
|00005430| 68 61 72 20 2a 63 6d 74 | 20 3d 20 73 74 72 63 68 |har *cmt| = strch|
|00005440| 72 28 62 75 66 66 2c 27 | 5c 6e 27 29 3b 0a 09 20 |r(buff,'|\n');.. |
|00005450| 20 20 20 69 66 28 63 6d | 74 29 20 2a 63 6d 74 20 | if(cm|t) *cmt |
|00005460| 3d 20 27 5c 30 27 3b 0a | 0a 09 20 20 20 20 6c 69 |= '\0';.|.. li|
|00005470| 6e 65 2b 2b 3b 0a 09 20 | 20 20 20 0a 09 20 20 20 |ne++;.. | .. |
|00005480| 20 2f 2a 20 72 65 6d 6f | 76 65 20 63 6f 6d 6d 65 | /* remo|ve comme|
|00005490| 6e 74 73 20 2a 2f 0a 09 | 20 20 20 20 63 6d 74 20 |nts */..| cmt |
|000054a0| 3d 20 73 74 72 63 68 72 | 28 62 75 66 66 2c 27 23 |= strchr|(buff,'#|
|000054b0| 27 29 3b 0a 09 20 20 20 | 20 69 66 28 63 6d 74 29 |');.. | if(cmt)|
|000054c0| 20 2a 63 6d 74 20 3d 20 | 27 5c 30 27 3b 0a 09 20 | *cmt = |'\0';.. |
|000054d0| 20 20 20 0a 09 20 20 20 | 20 2f 2a 20 72 65 6d 6f | .. | /* remo|
|000054e0| 76 65 20 6c 65 61 64 69 | 6e 67 20 77 68 69 74 65 |ve leadi|ng white|
|000054f0| 73 70 61 63 65 20 2a 2f | 0a 09 20 20 20 20 77 68 |space */|.. wh|
|00005500| 69 6c 65 28 69 73 73 70 | 61 63 65 28 2a 62 75 66 |ile(issp|ace(*buf|
|00005510| 66 29 29 0a 09 09 7b 0a | 09 09 20 20 20 20 6d 65 |f))...{.|.. me|
|00005520| 6d 6d 6f 76 65 28 62 75 | 66 66 2c 62 75 66 66 2b |mmove(bu|ff,buff+|
|00005530| 31 2c 73 74 72 6c 65 6e | 28 62 75 66 66 29 29 3b |1,strlen|(buff));|
|00005540| 0a 09 09 7d 0a 0a 09 20 | 20 20 20 2f 2a 20 72 65 |...}... | /* re|
|00005550| 6d 6f 76 65 20 74 72 61 | 69 6c 69 6e 67 20 77 68 |move tra|iling wh|
|00005560| 69 74 65 73 70 61 63 65 | 20 2a 2f 0a 09 20 20 20 |itespace| */.. |
|00005570| 20 63 6d 74 20 3d 20 73 | 74 72 63 68 72 28 62 75 | cmt = s|trchr(bu|
|00005580| 66 66 2c 27 5c 30 27 29 | 3b 0a 09 20 20 20 20 63 |ff,'\0')|;.. c|
|00005590| 6d 74 20 2d 2d 3b 0a 09 | 20 20 20 20 77 68 69 6c |mt --;..| whil|
|000055a0| 65 28 69 73 73 70 61 63 | 65 28 2a 63 6d 74 29 29 |e(isspac|e(*cmt))|
|000055b0| 0a 09 09 7b 0a 09 09 20 | 20 20 20 2a 63 6d 74 20 |...{... | *cmt |
|000055c0| 3d 20 27 5c 30 27 3b 0a | 09 09 20 20 20 20 63 6d |= '\0';.|.. cm|
|000055d0| 74 20 2d 2d 3b 0a 09 09 | 7d 0a 0a 09 20 20 20 20 |t --;...|}... |
|000055e0| 2f 2a 20 70 72 6f 63 65 | 73 73 20 6e 6f 6e 65 6d |/* proce|ss nonem|
|000055f0| 70 74 79 20 6c 69 6e 65 | 73 20 2a 2f 0a 09 20 20 |pty line|s */.. |
|00005600| 20 20 69 66 28 2a 62 75 | 66 66 29 0a 09 09 7b 0a | if(*bu|ff)...{.|
|00005610| 09 09 20 20 20 20 63 68 | 61 72 20 2a 6b 77 64 20 |.. ch|ar *kwd |
|00005620| 3d 20 62 75 66 66 3b 0a | 09 09 20 20 20 20 63 68 |= buff;.|.. ch|
|00005630| 61 72 20 2a 76 61 6c 75 | 65 20 3d 20 62 75 66 66 |ar *valu|e = buff|
|00005640| 20 2b 20 73 74 72 63 73 | 70 6e 28 62 75 66 66 2c | + strcs|pn(buff,|
|00005650| 22 20 5c 74 22 29 3b 0a | 09 09 20 20 20 20 2a 76 |" \t");.|.. *v|
|00005660| 61 6c 75 65 2b 2b 20 3d | 20 27 5c 30 27 3b 0a 09 |alue++ =| '\0';..|
|00005670| 09 20 20 20 20 77 68 69 | 6c 65 28 69 73 73 70 61 |. whi|le(isspa|
|00005680| 63 65 28 2a 76 61 6c 75 | 65 29 29 20 76 61 6c 75 |ce(*valu|e)) valu|
|00005690| 65 2b 2b 3b 0a 09 09 20 | 20 20 20 0a 2f 2a 09 09 |e++;... | ./*..|
|000056a0| 20 20 20 20 70 72 69 6e | 74 66 28 22 6b 65 79 3a | prin|tf("key:|
|000056b0| 20 5c 22 25 73 5c 22 20 | 76 61 6c 75 65 3a 20 5c | \"%s\" |value: \|
|000056c0| 22 25 73 5c 22 20 5c 6e | 22 2c 6b 77 64 2c 20 76 |"%s\" \n|",kwd, v|
|000056d0| 61 6c 75 65 29 3b 2a 2f | 0a 09 09 20 20 20 20 0a |alue);*/|... .|
|000056e0| 09 09 20 20 20 20 69 66 | 28 73 74 72 63 61 73 65 |.. if|(strcase|
|000056f0| 63 6d 70 28 6b 77 64 2c | 20 22 66 6c 75 73 68 22 |cmp(kwd,| "flush"|
|00005700| 29 3d 3d 30 29 0a 09 09 | 09 7b 0a 09 09 09 20 20 |)==0)...|.{.... |
|00005710| 20 20 63 66 67 2d 3e 66 | 6c 75 73 68 20 3d 20 61 | cfg->f|lush = a|
|00005720| 74 6f 69 28 76 61 6c 75 | 65 29 3b 0a 09 09 09 20 |toi(valu|e);.... |
|00005730| 20 20 20 73 79 73 6c 6f | 67 28 4c 4f 47 5f 44 45 | syslo|g(LOG_DE|
|00005740| 42 55 47 2c 22 63 6f 6e | 66 69 67 3a 20 73 65 74 |BUG,"con|fig: set|
|00005750| 20 66 6c 75 73 68 69 6e | 67 20 74 6f 20 25 64 5c | flushin|g to %d\|
|00005760| 6e 22 2c 63 66 67 2d 3e | 66 6c 75 73 68 29 3b 0a |n",cfg->|flush);.|
|00005770| 09 09 09 7d 0a 09 09 20 | 20 20 20 65 6c 73 65 20 |...}... | else |
|00005780| 69 66 28 73 74 72 63 61 | 73 65 63 6d 70 28 6b 77 |if(strca|secmp(kw|
|00005790| 64 2c 20 22 66 64 65 6c | 61 79 22 29 3d 3d 30 29 |d, "fdel|ay")==0)|
|000057a0| 0a 09 09 09 7b 0a 09 09 | 09 20 20 20 20 63 66 67 |....{...|. cfg|
|000057b0| 2d 3e 66 64 65 6c 61 79 | 20 3d 20 61 74 6f 69 28 |->fdelay| = atoi(|
|000057c0| 76 61 6c 75 65 29 3b 0a | 09 09 09 20 20 20 20 73 |value);.|... s|
|000057d0| 79 73 6c 6f 67 28 4c 4f | 47 5f 44 45 42 55 47 2c |yslog(LO|G_DEBUG,|
|000057e0| 22 63 6f 6e 66 69 67 3a | 20 73 65 74 20 66 64 65 |"config:| set fde|
|000057f0| 6c 61 79 20 74 6f 20 25 | 64 5c 6e 22 2c 63 66 67 |lay to %|d\n",cfg|
|00005800| 2d 3e 66 64 65 6c 61 79 | 29 3b 0a 09 09 09 7d 0a |->fdelay|);....}.|
|00005810| 09 09 20 20 20 20 65 6c | 73 65 20 69 66 28 73 74 |.. el|se if(st|
|00005820| 72 63 61 73 65 63 6d 70 | 28 6b 77 64 2c 20 22 66 |rcasecmp|(kwd, "f|
|00005830| 69 6c 65 22 29 3d 3d 30 | 29 0a 09 09 09 7b 0a 09 |ile")==0|)....{..|
|00005840| 09 09 20 20 20 20 63 66 | 67 2d 3e 66 69 6c 65 6e |.. cf|g->filen|
|00005850| 61 6d 65 20 3d 20 73 74 | 72 64 75 70 28 76 61 6c |ame = st|rdup(val|
|00005860| 75 65 29 3b 0a 09 09 09 | 20 20 20 20 73 79 73 6c |ue);....| sysl|
|00005870| 6f 67 28 4c 4f 47 5f 44 | 45 42 55 47 2c 22 63 6f |og(LOG_D|EBUG,"co|
|00005880| 6e 66 69 67 3a 20 73 65 | 74 20 66 69 6c 65 6e 61 |nfig: se|t filena|
|00005890| 6d 65 20 74 6f 20 25 73 | 5c 6e 22 2c 63 66 67 2d |me to %s|\n",cfg-|
|000058a0| 3e 66 69 6c 65 6e 61 6d | 65 29 3b 0a 09 09 09 7d |>filenam|e);....}|
|000058b0| 0a 09 09 20 20 20 20 65 | 6c 73 65 20 69 66 28 73 |... e|lse if(s|
|000058c0| 74 72 63 61 73 65 63 6d | 70 28 6b 77 64 2c 20 22 |trcasecm|p(kwd, "|
|000058d0| 64 75 6d 70 66 69 6c 65 | 22 29 3d 3d 30 29 0a 09 |dumpfile|")==0)..|
|000058e0| 09 09 7b 0a 09 09 09 20 | 20 20 20 63 66 67 2d 3e |..{.... | cfg->|
|000058f0| 64 75 6d 70 6e 61 6d 65 | 20 3d 20 73 74 72 64 75 |dumpname| = strdu|
|00005900| 70 28 76 61 6c 75 65 29 | 3b 0a 09 09 09 20 20 20 |p(value)|;.... |
|00005910| 20 73 79 73 6c 6f 67 28 | 4c 4f 47 5f 44 45 42 55 | syslog(|LOG_DEBU|
|00005920| 47 2c 22 63 6f 6e 66 69 | 67 3a 20 73 65 74 20 64 |G,"confi|g: set d|
|00005930| 75 6d 70 66 69 6c 65 20 | 74 6f 20 25 73 5c 6e 22 |umpfile |to %s\n"|
|00005940| 2c 63 66 67 2d 3e 64 75 | 6d 70 6e 61 6d 65 29 3b |,cfg->du|mpname);|
|00005950| 0a 09 09 09 7d 0a 09 09 | 20 20 20 20 65 6c 73 65 |....}...| else|
|00005960| 20 69 66 28 73 74 72 63 | 61 73 65 63 6d 70 28 6b | if(strc|asecmp(k|
|00005970| 77 64 2c 20 22 69 67 6e | 6f 72 65 6d 61 73 6b 22 |wd, "ign|oremask"|
|00005980| 29 3d 3d 30 29 0a 09 09 | 09 7b 0a 09 09 09 20 20 |)==0)...|.{.... |
|00005990| 20 20 63 66 67 2d 3e 69 | 67 6e 6f 72 65 6d 61 73 | cfg->i|gnoremas|
|000059a0| 6b 20 3d 20 69 6e 65 74 | 5f 61 64 64 72 28 76 61 |k = inet|_addr(va|
|000059b0| 6c 75 65 29 3b 0a 09 09 | 09 20 20 20 20 73 79 73 |lue);...|. sys|
|000059c0| 6c 6f 67 28 4c 4f 47 5f | 44 45 42 55 47 2c 22 63 |log(LOG_|DEBUG,"c|
|000059d0| 6f 6e 66 69 67 3a 20 73 | 65 74 20 69 67 6e 6f 72 |onfig: s|et ignor|
|000059e0| 65 6d 61 73 6b 20 74 6f | 20 25 73 5c 6e 22 2c 69 |emask to| %s\n",i|
|000059f0| 6e 74 6f 61 28 63 66 67 | 2d 3e 69 67 6e 6f 72 65 |ntoa(cfg|->ignore|
|00005a00| 6d 61 73 6b 29 29 3b 0a | 09 09 09 7d 0a 09 09 20 |mask));.|...}... |
|00005a10| 20 20 20 65 6c 73 65 20 | 69 66 28 73 74 72 63 61 | else |if(strca|
|00005a20| 73 65 63 6d 70 28 6b 77 | 64 2c 20 22 64 65 62 75 |secmp(kw|d, "debu|
|00005a30| 67 22 29 3d 3d 30 29 0a | 09 09 09 7b 0a 09 09 09 |g")==0).|...{....|
|00005a40| 20 20 20 20 64 65 62 75 | 67 5f 6c 65 76 65 6c 20 | debu|g_level |
|00005a50| 3d 20 61 74 6f 69 28 76 | 61 6c 75 65 29 3b 0a 09 |= atoi(v|alue);..|
|00005a60| 09 09 20 20 20 20 73 79 | 73 6c 6f 67 28 4c 4f 47 |.. sy|slog(LOG|
|00005a70| 5f 44 45 42 55 47 2c 22 | 63 6f 6e 66 69 67 3a 20 |_DEBUG,"|config: |
|00005a80| 73 65 74 20 64 65 62 75 | 67 67 69 6e 67 20 6c 65 |set debu|gging le|
|00005a90| 76 65 6c 20 74 6f 20 25 | 64 5c 6e 22 2c 64 65 62 |vel to %|d\n",deb|
|00005aa0| 75 67 5f 6c 65 76 65 6c | 29 3b 0a 09 09 09 7d 0a |ug_level|);....}.|
|00005ab0| 09 09 20 20 20 20 65 6c | 73 65 20 69 66 28 73 74 |.. el|se if(st|
|00005ac0| 72 63 61 73 65 63 6d 70 | 28 6b 77 64 2c 20 22 69 |rcasecmp|(kwd, "i|
|00005ad0| 67 6e 6f 72 65 6e 65 74 | 22 29 3d 3d 30 29 0a 09 |gnorenet|")==0)..|
|00005ae0| 09 09 7b 0a 09 09 09 20 | 20 20 20 73 74 72 75 63 |..{.... | struc|
|00005af0| 74 20 69 70 6e 65 74 77 | 6f 72 6b 20 2a 74 6d 70 |t ipnetw|ork *tmp|
|00005b00| 3b 0a 09 09 09 20 20 20 | 20 63 68 61 72 20 2a 6d |;.... | char *m|
|00005b10| 61 73 6b 3b 0a 0a 09 09 | 09 20 20 20 20 6d 61 73 |ask;....|. mas|
|00005b20| 6b 20 20 3d 20 76 61 6c | 75 65 20 2b 20 73 74 72 |k = val|ue + str|
|00005b30| 63 73 70 6e 28 76 61 6c | 75 65 2c 22 20 5c 74 22 |cspn(val|ue," \t"|
|00005b40| 29 3b 0a 09 09 09 20 20 | 20 20 2a 6d 61 73 6b 2b |);.... | *mask+|
|00005b50| 2b 20 3d 20 27 5c 30 27 | 3b 0a 09 09 09 20 20 20 |+ = '\0'|;.... |
|00005b60| 20 77 68 69 6c 65 28 69 | 73 73 70 61 63 65 28 2a | while(i|sspace(*|
|00005b70| 6d 61 73 6b 29 29 20 6d | 61 73 6b 2b 2b 3b 0a 0a |mask)) m|ask++;..|
|00005b80| 09 09 09 20 20 20 20 74 | 6d 70 20 3d 20 6d 61 6c |... t|mp = mal|
|00005b90| 6c 6f 63 28 73 69 7a 65 | 6f 66 28 73 74 72 75 63 |loc(size|of(struc|
|00005ba0| 74 20 69 70 6e 65 74 77 | 6f 72 6b 29 29 3b 0a 09 |t ipnetw|ork));..|
|00005bb0| 09 09 20 20 20 20 0a 09 | 09 09 20 20 20 20 69 66 |.. ..|.. if|
|00005bc0| 28 74 6d 70 20 21 3d 20 | 4e 55 4c 4c 29 0a 09 09 |(tmp != |NULL)...|
|00005bd0| 09 09 7b 0a 09 09 09 09 | 20 20 20 20 74 6d 70 20 |..{.....| tmp |
|00005be0| 2d 3e 20 6e 65 74 6e 75 | 6d 62 65 72 20 3d 20 69 |-> netnu|mber = i|
|00005bf0| 6e 65 74 5f 61 64 64 72 | 28 76 61 6c 75 65 29 3b |net_addr|(value);|
|00005c00| 0a 09 09 09 09 20 20 20 | 20 74 6d 70 20 2d 3e 20 |..... | tmp -> |
|00005c10| 6e 65 74 6d 61 73 6b 20 | 3d 20 69 6e 65 74 5f 61 |netmask |= inet_a|
|00005c20| 64 64 72 28 6d 61 73 6b | 29 3b 0a 09 09 09 09 20 |ddr(mask|);..... |
|00005c30| 20 20 20 74 6d 70 20 2d | 3e 20 6e 65 78 74 20 3d | tmp -|> next =|
|00005c40| 20 63 66 67 20 2d 3e 20 | 69 67 6e 6f 72 65 6e 65 | cfg -> |ignorene|
|00005c50| 74 3b 0a 09 09 09 09 20 | 20 20 20 63 66 67 20 2d |t;..... | cfg -|
|00005c60| 3e 20 69 67 6e 6f 72 65 | 6e 65 74 20 3d 20 74 6d |> ignore|net = tm|
|00005c70| 70 3b 0a 09 09 09 09 20 | 20 20 20 73 79 73 6c 6f |p;..... | syslo|
|00005c80| 67 28 4c 4f 47 5f 44 45 | 42 55 47 2c 0a 09 09 09 |g(LOG_DE|BUG,....|
|00005c90| 09 09 20 20 20 22 63 6f | 6e 66 69 67 3a 20 61 64 |.. "co|nfig: ad|
|00005ca0| 64 65 64 20 69 67 6e 6f | 72 65 20 6e 65 74 77 6f |ded igno|re netwo|
|00005cb0| 72 6b 20 28 6e 65 74 6e | 75 6d 62 65 72 20 25 73 |rk (netn|umber %s|
|00005cc0| 29 5c 6e 22 2c 0a 09 09 | 09 09 09 20 20 20 69 6e |)\n",...|... in|
|00005cd0| 74 6f 61 28 63 66 67 20 | 2d 3e 20 69 67 6e 6f 72 |toa(cfg |-> ignor|
|00005ce0| 65 6e 65 74 20 2d 3e 20 | 6e 65 74 6e 75 6d 62 65 |enet -> |netnumbe|
|00005cf0| 72 29 29 3b 0a 09 09 09 | 09 20 20 20 20 73 79 73 |r));....|. sys|
|00005d00| 6c 6f 67 28 4c 4f 47 5f | 44 45 42 55 47 2c 0a 09 |log(LOG_|DEBUG,..|
|00005d10| 09 09 09 09 20 20 20 22 | 63 6f 6e 66 69 67 3a 20 |.... "|config: |
|00005d20| 61 64 64 65 64 20 69 67 | 6e 6f 72 65 20 6e 65 74 |added ig|nore net|
|00005d30| 77 6f 72 6b 20 28 6e 65 | 74 6d 61 73 6b 20 25 73 |work (ne|tmask %s|
|00005d40| 29 5c 6e 22 2c 0a 09 09 | 09 09 09 20 20 20 69 6e |)\n",...|... in|
|00005d50| 74 6f 61 28 63 66 67 20 | 2d 3e 20 69 67 6e 6f 72 |toa(cfg |-> ignor|
|00005d60| 65 6e 65 74 20 2d 3e 20 | 6e 65 74 6d 61 73 6b 29 |enet -> |netmask)|
|00005d70| 29 3b 0a 09 09 09 09 7d | 0a 09 09 09 7d 0a 09 09 |);.....}|....}...|
|00005d80| 20 20 20 20 65 6c 73 65 | 20 69 66 28 73 74 72 63 | else| if(strc|
|00005d90| 61 73 65 63 6d 70 28 6b | 77 64 2c 20 22 64 65 76 |asecmp(k|wd, "dev|
|00005da0| 69 63 65 22 29 3d 3d 30 | 29 0a 09 09 09 7b 0a 09 |ice")==0|)....{..|
|00005db0| 09 09 20 20 20 20 73 74 | 72 75 63 74 20 70 72 6f |.. st|ruct pro|
|00005dc0| 6d 69 73 63 5f 64 65 76 | 69 63 65 20 2a 74 6d 70 |misc_dev|ice *tmp|
|00005dd0| 3b 0a 0a 09 09 09 20 20 | 20 20 74 6d 70 20 3d 20 |;..... | tmp = |
|00005de0| 6d 61 6c 6c 6f 63 28 73 | 69 7a 65 6f 66 28 73 74 |malloc(s|izeof(st|
|00005df0| 72 75 63 74 20 70 72 6f | 6d 69 73 63 5f 64 65 76 |ruct pro|misc_dev|
|00005e00| 69 63 65 29 29 3b 0a 09 | 09 09 0a 09 09 09 20 20 |ice));..|...... |
|00005e10| 20 20 69 66 28 74 6d 70 | 20 21 3d 20 4e 55 4c 4c | if(tmp| != NULL|
|00005e20| 29 0a 09 09 09 09 7b 0a | 09 09 09 09 20 20 20 20 |).....{.|.... |
|00005e30| 74 6d 70 20 2d 3e 20 6e | 61 6d 65 20 20 3d 20 73 |tmp -> n|ame = s|
|00005e40| 74 72 64 75 70 28 76 61 | 6c 75 65 29 3b 0a 09 09 |trdup(va|lue);...|
|00005e50| 09 09 20 20 20 20 74 6d | 70 20 2d 3e 20 72 65 73 |.. tm|p -> res|
|00005e60| 65 74 20 3d 20 30 3b 0a | 09 09 09 09 20 20 20 20 |et = 0;.|.... |
|00005e70| 74 6d 70 20 2d 3e 20 6e | 65 78 74 20 3d 20 63 66 |tmp -> n|ext = cf|
|00005e80| 67 20 2d 3e 20 70 72 6f | 6d 69 73 63 3b 0a 09 09 |g -> pro|misc;...|
|00005e90| 09 09 20 20 20 20 63 66 | 67 20 2d 3e 20 70 72 6f |.. cf|g -> pro|
|00005ea0| 6d 69 73 63 20 3d 20 74 | 6d 70 3b 0a 09 09 09 09 |misc = t|mp;.....|
|00005eb0| 20 20 20 20 73 79 73 6c | 6f 67 28 4c 4f 47 5f 44 | sysl|og(LOG_D|
|00005ec0| 45 42 55 47 2c 22 63 6f | 6e 66 69 67 3a 20 61 64 |EBUG,"co|nfig: ad|
|00005ed0| 64 65 64 20 70 72 6f 6d | 69 73 63 6f 75 73 20 64 |ded prom|iscous d|
|00005ee0| 65 76 69 63 65 20 25 73 | 5c 6e 22 2c 0a 09 09 09 |evice %s|\n",....|
|00005ef0| 09 09 20 20 20 63 66 67 | 2d 3e 70 72 6f 6d 69 73 |.. cfg|->promis|
|00005f00| 63 2d 3e 6e 61 6d 65 29 | 3b 0a 09 09 09 09 7d 0a |c->name)|;.....}.|
|00005f10| 09 09 09 7d 0a 09 09 20 | 20 20 20 65 6c 73 65 20 |...}... | else |
|00005f20| 69 66 28 73 74 72 63 61 | 73 65 63 6d 70 28 6b 77 |if(strca|secmp(kw|
|00005f30| 64 2c 20 22 65 72 72 64 | 65 6c 61 79 22 29 3d 3d |d, "errd|elay")==|
|00005f40| 30 29 0a 09 09 09 7b 0a | 09 09 09 20 20 20 20 63 |0)....{.|... c|
|00005f50| 66 67 2d 3e 65 72 72 5f | 64 65 6c 61 79 20 3d 20 |fg->err_|delay = |
|00005f60| 61 74 6f 69 28 76 61 6c | 75 65 29 3b 0a 09 09 09 |atoi(val|ue);....|
|00005f70| 20 20 20 20 73 79 73 6c | 6f 67 28 4c 4f 47 5f 44 | sysl|og(LOG_D|
|00005f80| 45 42 55 47 2c 22 63 6f | 6e 66 69 67 3a 20 73 65 |EBUG,"co|nfig: se|
|00005f90| 74 20 64 65 6c 61 79 20 | 6f 6e 20 65 72 72 6f 72 |t delay |on error|
|00005fa0| 20 74 6f 20 25 64 5c 6e | 22 2c 63 66 67 2d 3e 65 | to %d\n|",cfg->e|
|00005fb0| 72 72 5f 64 65 6c 61 79 | 29 3b 0a 09 09 09 7d 0a |rr_delay|);....}.|
|00005fc0| 09 09 20 20 20 20 65 6c | 73 65 20 69 66 28 73 74 |.. el|se if(st|
|00005fd0| 72 63 61 73 65 63 6d 70 | 28 6b 77 64 2c 20 22 6c |rcasecmp|(kwd, "l|
|00005fe0| 69 6e 65 22 29 3d 3d 30 | 29 0a 09 09 09 7b 0a 09 |ine")==0|)....{..|
|00005ff0| 09 09 20 20 20 20 73 74 | 72 75 63 74 20 64 65 76 |.. st|ruct dev|
|00006000| 32 6c 69 6e 65 20 2a 74 | 6d 70 3b 0a 09 09 09 20 |2line *t|mp;.... |
|00006010| 20 20 20 63 68 61 72 20 | 2a 6c 69 6e 65 3b 0a 0a | char |*line;..|
|00006020| 09 09 09 20 20 20 20 74 | 6d 70 20 3d 20 6d 61 6c |... t|mp = mal|
|00006030| 6c 6f 63 28 73 69 7a 65 | 6f 66 28 73 74 72 75 63 |loc(size|of(struc|
|00006040| 74 20 64 65 76 32 6c 69 | 6e 65 29 29 3b 0a 0a 09 |t dev2li|ne));...|
|00006050| 09 09 20 20 20 20 6c 69 | 6e 65 20 20 3d 20 76 61 |.. li|ne = va|
|00006060| 6c 75 65 20 2b 20 73 74 | 72 63 73 70 6e 28 76 61 |lue + st|rcspn(va|
|00006070| 6c 75 65 2c 22 20 5c 74 | 22 29 3b 0a 09 09 09 20 |lue," \t|");.... |
|00006080| 20 20 20 2a 6c 69 6e 65 | 2b 2b 20 3d 20 27 5c 30 | *line|++ = '\0|
|00006090| 27 3b 0a 09 09 09 20 20 | 20 20 77 68 69 6c 65 28 |';.... | while(|
|000060a0| 69 73 73 70 61 63 65 28 | 2a 6c 69 6e 65 29 29 20 |isspace(|*line)) |
|000060b0| 6c 69 6e 65 2b 2b 3b 0a | 0a 09 09 09 20 20 20 20 |line++;.|.... |
|000060c0| 74 6d 70 20 2d 3e 20 6e | 65 74 69 6e 74 65 72 66 |tmp -> n|etinterf|
|000060d0| 61 63 65 20 3d 20 73 74 | 72 64 75 70 28 76 61 6c |ace = st|rdup(val|
|000060e0| 75 65 29 3b 0a 09 09 09 | 20 20 20 20 74 6d 70 20 |ue);....| tmp |
|000060f0| 2d 3e 20 6c 69 6e 65 20 | 3d 20 73 74 72 64 75 70 |-> line |= strdup|
|00006100| 28 6c 69 6e 65 29 3b 0a | 09 09 09 20 20 20 20 74 |(line);.|... t|
|00006110| 6d 70 20 2d 3e 20 6e 65 | 78 74 20 3d 20 64 65 76 |mp -> ne|xt = dev|
|00006120| 32 6c 69 6e 65 3b 0a 09 | 09 09 20 20 20 20 64 65 |2line;..|.. de|
|00006130| 76 32 6c 69 6e 65 20 3d | 20 74 6d 70 3b 0a 09 09 |v2line =| tmp;...|
|00006140| 09 20 20 20 20 0a 09 09 | 09 20 20 20 20 73 79 73 |. ...|. sys|
|00006150| 6c 6f 67 28 4c 4f 47 5f | 44 45 42 55 47 2c 22 63 |log(LOG_|DEBUG,"c|
|00006160| 6f 6e 66 69 67 3a 20 5b | 64 65 76 32 6c 69 6e 65 |onfig: [|dev2line|
|00006170| 3a 5d 20 25 73 20 2d 3e | 20 25 73 5c 6e 22 2c 64 |:] %s ->| %s\n",d|
|00006180| 65 76 32 6c 69 6e 65 2d | 3e 6e 65 74 69 6e 74 65 |ev2line-|>netinte|
|00006190| 72 66 61 63 65 2c 20 64 | 65 76 32 6c 69 6e 65 2d |rface, d|ev2line-|
|000061a0| 3e 6c 69 6e 65 29 3b 0a | 09 09 09 7d 0a 09 09 20 |>line);.|...}... |
|000061b0| 20 20 20 65 6c 73 65 0a | 09 09 09 7b 0a 09 09 20 | else.|...{... |
|000061c0| 20 20 20 09 20 20 20 20 | 73 79 73 6c 6f 67 28 4c | . |syslog(L|
|000061d0| 4f 47 5f 45 52 52 2c 20 | 22 63 6f 6e 66 69 67 20 |OG_ERR, |"config |
|000061e0| 66 69 6c 65 3a 20 75 6e | 6b 6e 6f 77 6e 20 6b 65 |file: un|known ke|
|000061f0| 79 77 6f 72 64 20 25 73 | 20 69 6e 20 6c 69 6e 65 |yword %s| in line|
|00006200| 20 25 64 5c 6e 22 2c 6b | 77 64 2c 6c 69 6e 65 29 | %d\n",k|wd,line)|
|00006210| 3b 0a 09 09 09 20 20 20 | 20 72 65 74 75 72 6e 20 |;.... | return |
|00006220| 4e 55 4c 4c 3b 0a 09 09 | 09 7d 0a 09 09 7d 0a 09 |NULL;...|.}...}..|
|00006230| 7d 0a 0a 20 20 20 20 69 | 66 28 63 66 67 2d 3e 66 |}.. i|f(cfg->f|
|00006240| 69 6c 65 6e 61 6d 65 20 | 3d 3d 20 4e 55 4c 4c 29 |ilename |== NULL)|
|00006250| 0a 09 7b 0a 09 20 20 20 | 20 73 79 73 6c 6f 67 28 |..{.. | syslog(|
|00006260| 4c 4f 47 5f 45 52 52 2c | 20 22 63 6f 6e 66 69 67 |LOG_ERR,| "config|
|00006270| 20 66 69 6c 65 3a 20 6e | 6f 20 66 69 6c 65 6e 61 | file: n|o filena|
|00006280| 6d 65 20 67 69 76 65 6e | 5c 6e 22 29 3b 0a 09 20 |me given|\n");.. |
|00006290| 20 20 20 72 65 74 75 72 | 6e 20 4e 55 4c 4c 3b 0a | retur|n NULL;.|
|000062a0| 09 7d 0a 0a 20 20 20 20 | 69 66 28 63 66 67 2d 3e |.}.. |if(cfg->|
|000062b0| 64 75 6d 70 6e 61 6d 65 | 20 3d 3d 20 4e 55 4c 4c |dumpname| == NULL|
|000062c0| 29 0a 09 7b 0a 09 20 20 | 20 20 73 79 73 6c 6f 67 |)..{.. | syslog|
|000062d0| 28 4c 4f 47 5f 45 52 52 | 2c 20 22 63 6f 6e 66 69 |(LOG_ERR|, "confi|
|000062e0| 67 20 66 69 6c 65 3a 20 | 6e 6f 20 64 75 6d 70 66 |g file: |no dumpf|
|000062f0| 69 6c 65 20 67 69 76 65 | 6e 5c 6e 22 29 3b 0a 09 |ile give|n\n");..|
|00006300| 20 20 20 20 72 65 74 75 | 72 6e 20 4e 55 4c 4c 3b | retu|rn NULL;|
|00006310| 0a 09 7d 0a 20 20 20 20 | 0a 20 20 20 20 66 63 6c |..}. |. fcl|
|00006320| 6f 73 65 28 66 29 3b 0a | 20 20 20 20 72 65 74 75 |ose(f);.| retu|
|00006330| 72 6e 20 63 66 67 3b 0a | 7d 0a 00 00 00 00 00 00 |rn cfg;.|}.......|
|00006340| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00006350| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00006360| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00006370| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00006380| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00006390| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|000063a0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|000063b0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|000063c0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|000063d0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|000063e0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|000063f0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
+--------+-------------------------+-------------------------+--------+--------+
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