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+--------+-------------------------+-------------------------+--------+--------+
|00000000| 00 09 63 6f 6e 74 65 6e | 74 2e 63 00 00 00 00 00 |..conten|t.c.....|
|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 01 00 00 00 00 00 00 |........|........|
|00000050| 00 00 00 00 00 05 ec 00 | 00 01 1e b9 b4 73 f7 b9 |........|.....s..|
|00000060| b4 73 f7 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |.s......|........|
|00000070| 00 00 00 00 00 00 00 00 | 00 00 81 81 a5 ae 00 00 |........|........|
|00000080| 0a 2f 2a 20 64 61 72 6b | 73 74 61 74 3a 20 61 20 |./* dark|stat: a |
|00000090| 6e 65 74 77 6f 72 6b 20 | 74 72 61 66 66 69 63 20 |network |traffic |
|000000a0| 61 6e 61 6c 79 7a 65 72 | 0a 20 2a 20 28 63 29 20 |analyzer|. * (c) |
|000000b0| 32 30 30 31 2d 32 30 30 | 32 2c 20 45 6d 69 6c 20 |2001-200|2, Emil |
|000000c0| 4d 69 6b 75 6c 69 63 2e | 0a 20 2a 2f 0a 0a 2f 2a |Mikulic.|. */../*|
|000000d0| 20 73 74 72 69 6e 67 20 | 62 75 66 66 65 72 69 6e | string |bufferin|
|000000e0| 67 20 66 6f 72 20 77 65 | 62 20 69 6e 74 65 72 66 |g for we|b interf|
|000000f0| 61 63 65 20 2a 2f 0a 0a | 23 69 6e 63 6c 75 64 65 |ace */..|#include|
|00000100| 20 22 63 6f 6e 74 65 6e | 74 2e 68 22 0a 23 69 6e | "conten|t.h".#in|
|00000110| 63 6c 75 64 65 20 3c 73 | 74 64 69 6f 2e 68 3e 0a |clude <s|tdio.h>.|
|00000120| 23 69 6e 63 6c 75 64 65 | 20 3c 73 74 64 6c 69 62 |#include| <stdlib|
|00000130| 2e 68 3e 0a 23 69 6e 63 | 6c 75 64 65 20 3c 73 74 |.h>.#inc|lude <st|
|00000140| 64 61 72 67 2e 68 3e 0a | 23 69 6e 63 6c 75 64 65 |darg.h>.|#include|
|00000150| 20 3c 73 74 72 69 6e 67 | 2e 68 3e 0a 23 69 6e 63 | <string|.h>.#inc|
|00000160| 6c 75 64 65 20 3c 61 73 | 73 65 72 74 2e 68 3e 0a |lude <as|sert.h>.|
|00000170| 0a 0a 0a 69 6e 6c 69 6e | 65 20 63 6f 6e 74 65 6e |...inlin|e conten|
|00000180| 74 20 2a 63 5f 6e 65 77 | 28 76 6f 69 64 29 0a 7b |t *c_new|(void).{|
|00000190| 0a 09 63 6f 6e 74 65 6e | 74 20 2a 63 20 3d 20 28 |..conten|t *c = (|
|000001a0| 63 6f 6e 74 65 6e 74 2a | 29 6d 61 6c 6c 6f 63 28 |content*|)malloc(|
|000001b0| 73 69 7a 65 6f 66 28 63 | 6f 6e 74 65 6e 74 29 29 |sizeof(c|ontent))|
|000001c0| 3b 0a 09 69 66 20 28 21 | 63 29 0a 09 09 66 72 65 |;..if (!|c)...fre|
|000001d0| 61 6b 6f 75 74 28 22 6e | 6f 74 20 65 6e 6f 75 67 |akout("n|ot enoug|
|000001e0| 68 20 6d 65 6d 6f 72 79 | 20 66 6f 72 20 63 6f 6e |h memory| for con|
|000001f0| 74 65 6e 74 20 73 74 72 | 75 63 74 20 69 6e 20 63 |tent str|uct in c|
|00000200| 5f 6e 65 77 28 29 22 29 | 3b 0a 0a 09 63 2d 3e 70 |_new()")|;...c->p|
|00000210| 6f 6f 6c 20 3d 20 43 4f | 4e 54 45 4e 54 5f 50 4f |ool = CO|NTENT_PO|
|00000220| 4f 4c 5f 53 54 41 52 54 | 3b 0a 09 63 2d 3e 62 75 |OL_START|;..c->bu|
|00000230| 66 20 3d 20 28 63 68 61 | 72 2a 29 6d 61 6c 6c 6f |f = (cha|r*)mallo|
|00000240| 63 28 43 4f 4e 54 45 4e | 54 5f 50 4f 4f 4c 5f 53 |c(CONTEN|T_POOL_S|
|00000250| 54 41 52 54 29 3b 0a 09 | 69 66 20 28 21 63 2d 3e |TART);..|if (!c->|
|00000260| 62 75 66 29 0a 09 09 66 | 72 65 61 6b 6f 75 74 28 |buf)...f|reakout(|
|00000270| 22 6e 6f 74 20 65 6e 6f | 75 67 68 20 6d 65 6d 6f |"not eno|ugh memo|
|00000280| 72 79 20 66 6f 72 20 63 | 6f 6e 74 65 6e 74 20 62 |ry for c|ontent b|
|00000290| 75 66 66 65 72 20 69 6e | 20 63 5f 6e 65 77 28 29 |uffer in| c_new()|
|000002a0| 22 29 3b 0a 0a 09 63 2d | 3e 62 75 66 5b 30 5d 20 |");...c-|>buf[0] |
|000002b0| 3d 20 30 3b 0a 09 63 2d | 3e 75 73 65 64 20 3d 20 |= 0;..c-|>used = |
|000002c0| 30 3b 0a 0a 09 72 65 74 | 75 72 6e 20 63 3b 0a 7d |0;...ret|urn c;.}|
|000002d0| 0a 0a 0a 0a 76 6f 69 64 | 20 63 5f 64 65 6c 65 74 |....void| c_delet|
|000002e0| 65 28 63 6f 6e 74 65 6e | 74 20 2a 2a 63 29 0a 7b |e(conten|t **c).{|
|000002f0| 0a 09 66 72 65 65 28 28 | 2a 63 29 2d 3e 62 75 66 |..free((|*c)->buf|
|00000300| 29 3b 0a 09 66 72 65 65 | 28 2a 63 29 3b 0a 09 2a |);..free|(*c);..*|
|00000310| 63 20 3d 20 4e 55 4c 4c | 3b 0a 7d 0a 0a 0a 0a 69 |c = NULL|;.}....i|
|00000320| 6e 6c 69 6e 65 20 76 6f | 69 64 20 63 5f 61 70 70 |nline vo|id c_app|
|00000330| 65 6e 64 73 6c 28 63 6f | 6e 74 65 6e 74 20 2a 63 |endsl(co|ntent *c|
|00000340| 2c 20 63 6f 6e 73 74 20 | 63 68 61 72 20 2a 73 74 |, const |char *st|
|00000350| 72 2c 20 63 6f 6e 73 74 | 20 69 6e 74 20 6c 65 6e |r, const| int len|
|00000360| 67 74 68 29 0a 7b 0a 09 | 69 66 20 28 63 2d 3e 75 |gth).{..|if (c->u|
|00000370| 73 65 64 20 2b 20 6c 65 | 6e 67 74 68 2b 31 20 3e |sed + le|ngth+1 >|
|00000380| 20 63 2d 3e 70 6f 6f 6c | 29 0a 09 7b 0a 09 09 69 | c->pool|)..{...i|
|00000390| 66 20 28 63 2d 3e 75 73 | 65 64 20 2b 20 6c 65 6e |f (c->us|ed + len|
|000003a0| 67 74 68 2b 31 20 2d 20 | 63 2d 3e 70 6f 6f 6c 20 |gth+1 - |c->pool |
|000003b0| 3e 20 43 4f 4e 54 45 4e | 54 5f 50 4f 4f 4c 5f 47 |> CONTEN|T_POOL_G|
|000003c0| 52 4f 57 29 0a 09 09 09 | 63 2d 3e 70 6f 6f 6c 20 |ROW)....|c->pool |
|000003d0| 3d 20 63 2d 3e 75 73 65 | 64 20 2b 20 6c 65 6e 67 |= c->use|d + leng|
|000003e0| 74 68 2b 31 20 2b 20 43 | 4f 4e 54 45 4e 54 5f 50 |th+1 + C|ONTENT_P|
|000003f0| 4f 4f 4c 5f 47 52 4f 57 | 3b 0a 09 09 65 6c 73 65 |OOL_GROW|;...else|
|00000400| 0a 09 09 09 63 2d 3e 70 | 6f 6f 6c 20 2b 3d 20 43 |....c->p|ool += C|
|00000410| 4f 4e 54 45 4e 54 5f 50 | 4f 4f 4c 5f 47 52 4f 57 |ONTENT_P|OOL_GROW|
|00000420| 3b 0a 0a 09 09 63 2d 3e | 62 75 66 20 3d 20 72 65 |;....c->|buf = re|
|00000430| 61 6c 6c 6f 63 28 63 2d | 3e 62 75 66 2c 20 63 2d |alloc(c-|>buf, c-|
|00000440| 3e 70 6f 6f 6c 29 3b 0a | 09 09 69 66 20 28 63 2d |>pool);.|..if (c-|
|00000450| 3e 62 75 66 20 3d 3d 20 | 4e 55 4c 4c 29 0a 09 09 |>buf == |NULL)...|
|00000460| 09 66 72 65 61 6b 6f 75 | 74 28 22 72 65 61 6c 6c |.freakou|t("reall|
|00000470| 6f 63 28 29 20 66 61 69 | 6c 65 64 20 69 6e 20 63 |oc() fai|led in c|
|00000480| 5f 61 70 70 65 6e 64 73 | 28 29 22 29 3b 0a 09 7d |_appends|()");..}|
|00000490| 0a 09 6d 65 6d 63 70 79 | 28 63 2d 3e 62 75 66 2b |..memcpy|(c->buf+|
|000004a0| 63 2d 3e 75 73 65 64 2c | 20 73 74 72 2c 20 6c 65 |c->used,| str, le|
|000004b0| 6e 67 74 68 2b 31 29 3b | 0a 09 63 2d 3e 75 73 65 |ngth+1);|..c->use|
|000004c0| 64 20 2b 3d 20 6c 65 6e | 67 74 68 3b 0a 7d 0a 0a |d += len|gth;.}..|
|000004d0| 0a 0a 69 6e 6c 69 6e 65 | 20 76 6f 69 64 20 63 5f |..inline| void c_|
|000004e0| 61 70 70 65 6e 64 73 28 | 63 6f 6e 74 65 6e 74 20 |appends(|content |
|000004f0| 2a 63 2c 20 63 6f 6e 73 | 74 20 63 68 61 72 20 2a |*c, cons|t char *|
|00000500| 73 74 72 29 0a 7b 0a 09 | 63 5f 61 70 70 65 6e 64 |str).{..|c_append|
|00000510| 73 6c 28 63 2c 73 74 72 | 2c 73 74 72 6c 65 6e 28 |sl(c,str|,strlen(|
|00000520| 73 74 72 29 29 3b 0a 7d | 0a 0a 0a 0a 76 6f 69 64 |str));.}|....void|
|00000530| 20 63 5f 61 70 70 65 6e | 64 66 28 63 6f 6e 74 65 | c_appen|df(conte|
|00000540| 6e 74 20 2a 63 2c 20 63 | 6f 6e 73 74 20 63 68 61 |nt *c, c|onst cha|
|00000550| 72 20 2a 66 6f 72 6d 61 | 74 2c 20 2e 2e 2e 29 0a |r *forma|t, ...).|
|00000560| 7b 0a 09 63 68 61 72 20 | 62 75 66 5b 43 4f 4e 54 |{..char |buf[CONT|
|00000570| 45 4e 54 5f 50 4f 4f 4c | 5f 47 52 4f 57 5d 3b 0a |ENT_POOL|_GROW];.|
|00000580| 09 69 6e 74 20 6c 65 6e | 3b 0a 09 76 61 5f 6c 69 |.int len|;..va_li|
|00000590| 73 74 20 76 61 3b 0a 0a | 09 76 61 5f 73 74 61 72 |st va;..|.va_star|
|000005a0| 74 28 76 61 2c 20 66 6f | 72 6d 61 74 29 3b 0a 09 |t(va, fo|rmat);..|
|000005b0| 6c 65 6e 20 3d 20 76 73 | 6e 70 72 69 6e 74 66 28 |len = vs|nprintf(|
|000005c0| 62 75 66 2c 20 43 4f 4e | 54 45 4e 54 5f 50 4f 4f |buf, CON|TENT_POO|
|000005d0| 4c 5f 47 52 4f 57 2d 31 | 2c 20 66 6f 72 6d 61 74 |L_GROW-1|, format|
|000005e0| 2c 20 76 61 29 3b 0a 09 | 69 66 20 28 6c 65 6e 20 |, va);..|if (len |
|000005f0| 3d 3d 20 2d 31 20 7c 7c | 20 6c 65 6e 20 3e 20 43 |== -1 ||| len > C|
|00000600| 4f 4e 54 45 4e 54 5f 50 | 4f 4f 4c 5f 47 52 4f 57 |ONTENT_P|OOL_GROW|
|00000610| 2d 31 29 0a 09 09 66 72 | 65 61 6b 6f 75 74 28 22 |-1)...fr|eakout("|
|00000620| 62 75 66 66 65 72 20 6f | 76 65 72 66 6c 6f 77 20 |buffer o|verflow |
|00000630| 69 6e 20 63 5f 61 70 70 | 65 6e 64 28 29 22 29 3b |in c_app|end()");|
|00000640| 0a 09 76 61 5f 65 6e 64 | 28 76 61 29 3b 0a 0a 09 |..va_end|(va);...|
|00000650| 63 5f 61 70 70 65 6e 64 | 73 6c 28 63 2c 20 62 75 |c_append|sl(c, bu|
|00000660| 66 2c 20 6c 65 6e 29 3b | 0a 7d 0a 0a 00 00 00 00 |f, len);|.}......|
|00000670| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000680| 00 00 01 00 00 00 01 00 | 00 00 00 00 00 00 00 1e |........|........|
|00000690| 54 68 69 73 20 72 65 73 | 6f 75 72 63 65 20 66 6f |This res|ource fo|
|000006a0| 72 6b 20 69 6e 74 65 6e | 74 69 6f 6e 61 6c 6c 79 |rk inten|tionally|
|000006b0| 20 6c 65 66 74 20 62 6c | 61 6e 6b 20 20 20 00 00 | left bl|ank   ..|
|000006c0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|000006d0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|000006e0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|000006f0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000700| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000710| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000720| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000730| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000740| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000750| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000760| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000770| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000780| 00 00 01 00 00 00 01 00 | 00 00 00 00 00 00 00 1e |........|........|
|00000790| 00 00 00 00 00 00 00 00 | 00 1c 00 1e ff ff 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 |........|........|
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