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open in: 
MacOS 8.1
|
Win98
|
DOS
view JSON data
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view as text
This file was processed as: Tape Archive
(archive/tar).
You can browse this item here: RDP.tar
| Confidence | Program | Detection | Match Type | Support
|
|---|
| 100%
| dexvert
| Tape Archive (archive/tar)
| magic
| Supported |
| 100%
| file
| tar archive
| default
| |
| 99%
| file
| tar archive (V7), file RDP/, mode 775 , uid 30734 , gid 231 , size 0 , seconds 5216157024
| default
| |
| 98%
| file
| data
| default
| |
| 100%
| TrID
| Sybase iAnywhere database files
| default (weak)
| |
| 100%
| lsar
| Tar
| default
| |
| 100%
| gt2
| TAR Archiv gefunden (Auflistung ist deaktiviert)
| default
| |
| 100%
| disktype
| Pre-POSIX tar archive
| default
|
|
hex view+--------+-------------------------+-------------------------+--------+--------+
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|00002850| 20 20 20 20 20 20 43 6f | 70 79 72 69 67 68 74 28 | Co|pyright(|
|00002860| 63 29 20 31 39 38 37 2c | 20 31 39 39 32 20 62 79 |c) 1987,| 1992 by|
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|00004510| 72 70 3b 0a 20 20 20 20 | 72 65 67 69 73 74 65 72 |rp;. |register|
|00004520| 20 73 74 72 75 63 74 20 | 72 64 70 69 70 20 2a 72 | struct |rdpip *r|
|00004530| 69 3b 0a 20 20 20 20 72 | 65 67 69 73 74 65 72 20 |i;. r|egister |
|00004540| 73 74 72 75 63 74 20 72 | 64 70 71 75 65 20 2a 72 |struct r|dpque *r|
|00004550| 71 3b 0a 20 20 20 20 72 | 65 67 69 73 74 65 72 20 |q;. r|egister |
|00004560| 69 6e 74 20 69 2c 20 6a | 3b 0a 20 20 20 20 73 74 |int i, j|;. st|
|00004570| 72 75 63 74 20 6d 62 75 | 66 20 2a 6d 3b 0a 20 20 |ruct mbu|f *m;. |
|00004580| 20 20 73 74 72 75 63 74 | 20 69 6e 70 63 62 20 2a | struct| inpcb *|
|00004590| 69 6e 70 3b 0a 20 20 20 | 20 73 74 72 75 63 74 20 |inp;. | struct |
|000045a0| 73 6f 63 6b 65 74 20 2a | 73 6f 3b 0a 20 20 20 20 |socket *|so;. |
|000045b0| 75 5f 6c 6f 6e 67 20 73 | 61 76 73 75 6d 2c 20 73 |u_long s|avsum, s|
|000045c0| 65 71 3b 0a 20 20 20 20 | 69 6e 74 20 68 6c 65 6e |eq;. |int hlen|
|000045d0| 3b 0a 20 20 20 20 75 5f | 73 68 6f 72 74 20 64 6c |;. u_|short dl|
|000045e0| 65 6e 3b 0a 0a 20 20 20 | 20 72 64 70 5f 69 6e 66 |en;.. | rdp_inf|
|000045f0| 6f 2e 72 73 74 5f 69 70 | 61 63 6b 65 74 73 2b 2b |o.rst_ip|ackets++|
|00004600| 3b 0a 0a 20 20 20 20 2f | 2a 20 67 65 74 20 65 76 |;.. /|* get ev|
|00004610| 65 72 79 74 68 69 6e 67 | 20 75 70 20 66 72 6f 6e |erything| up fron|
|00004620| 74 20 2a 2f 0a 20 20 20 | 20 6d 20 3d 20 6d 30 3b |t */. | m = m0;|
|00004630| 0a 20 20 20 20 69 66 20 | 28 28 6d 2d 3e 6d 5f 6c |. if |((m->m_l|
|00004640| 65 6e 20 3c 20 52 49 5f | 53 49 5a 45 29 20 26 26 |en < RI_|SIZE) &&|
|00004650| 20 28 28 6d 20 3d 20 6d | 5f 70 75 6c 6c 75 70 28 | ((m = m|_pullup(|
|00004660| 6d 2c 52 49 5f 53 49 5a | 45 29 29 3d 3d 30 29 29 |m,RI_SIZ|E))==0))|
|00004670| 0a 20 20 20 20 7b 0a 09 | 72 64 70 5f 69 6e 66 6f |. {..|rdp_info|
|00004680| 2e 72 73 74 5f 6c 65 6e | 2b 2b 3b 0a 23 69 66 64 |.rst_len|++;.#ifd|
|00004690| 65 66 20 44 45 42 55 47 | 0a 09 70 72 69 6e 74 66 |ef DEBUG|..printf|
|000046a0| 28 22 72 64 70 5f 69 6e | 70 75 74 3a 20 6d 5f 70 |("rdp_in|put: m_p|
|000046b0| 75 6c 6c 75 70 20 31 5c | 6e 22 29 3b 0a 23 65 6e |ullup 1\|n");.#en|
|000046c0| 64 69 66 0a 09 67 6f 74 | 6f 20 72 65 6c 65 61 73 |dif..got|o releas|
|000046d0| 65 3b 0a 20 20 20 20 7d | 0a 0a 20 20 20 20 72 69 |e;. }|.. ri|
|000046e0| 20 3d 20 6d 74 6f 64 28 | 6d 2c 20 73 74 72 75 63 | = mtod(|m, struc|
|000046f0| 74 20 72 64 70 69 70 20 | 2a 29 3b 0a 0a 20 20 20 |t rdpip |*);.. |
|00004700| 20 2f 2a 20 63 68 65 63 | 6b 20 76 65 72 73 69 6f | /* chec|k versio|
|00004710| 6e 20 2a 2f 0a 20 20 20 | 20 69 66 20 28 28 72 69 |n */. | if ((ri|
|00004720| 2d 3e 72 69 5f 66 6c 61 | 67 73 20 26 20 52 48 5f |->ri_fla|gs & RH_|
|00004730| 56 45 52 42 49 54 53 29 | 20 21 3d 20 52 5f 56 45 |VERBITS)| != R_VE|
|00004740| 52 53 49 4f 4e 29 0a 20 | 20 20 20 7b 0a 23 69 66 |RSION). | {.#if|
|00004750| 64 65 66 20 44 45 42 55 | 47 0a 09 70 72 69 6e 74 |def DEBU|G..print|
|00004760| 66 28 22 72 64 70 5f 69 | 6e 70 75 74 3a 20 76 65 |f("rdp_i|nput: ve|
|00004770| 72 73 69 6f 6e 20 6d 69 | 73 6d 61 74 63 68 5c 6e |rsion mi|smatch\n|
|00004780| 22 29 3b 0a 23 65 6e 64 | 69 66 0a 09 67 6f 74 6f |");.#end|if..goto|
|00004790| 20 72 65 6c 65 61 73 65 | 3b 0a 20 20 20 20 7d 0a | release|;. }.|
|000047a0| 0a 20 20 20 20 2f 2a 20 | 73 74 72 69 70 20 69 70 |. /* |strip ip|
|000047b0| 20 6f 70 74 69 6f 6e 73 | 20 2a 2f 0a 20 20 20 20 | options| */. |
|000047c0| 69 66 20 28 72 69 2d 3e | 72 69 5f 68 6c 20 3e 20 |if (ri->|ri_hl > |
|000047d0| 28 73 69 7a 65 6f 66 28 | 73 74 72 75 63 74 20 69 |(sizeof(|struct i|
|000047e0| 70 29 20 3e 3e 20 32 29 | 29 0a 09 69 70 5f 73 74 |p) >> 2)|)..ip_st|
|000047f0| 72 69 70 6f 70 74 69 6f | 6e 73 28 28 73 74 72 75 |ripoptio|ns((stru|
|00004800| 63 74 20 69 70 20 2a 29 | 72 69 2c 28 73 74 72 75 |ct ip *)|ri,(stru|
|00004810| 63 74 20 6d 62 75 66 20 | 2a 29 30 29 3b 0a 0a 20 |ct mbuf |*)0);.. |
|00004820| 20 20 20 2f 2a 20 6e 6f | 77 20 70 75 6c 6c 20 61 | /* no|w pull a|
|00004830| 6c 6c 20 74 68 65 20 68 | 65 61 64 65 72 20 73 74 |ll the h|eader st|
|00004840| 75 66 66 20 2a 2f 0a 20 | 20 20 20 68 6c 65 6e 20 |uff */. | hlen |
|00004850| 3d 20 28 72 69 2d 3e 72 | 69 5f 68 6c 65 6e 20 3c |= (ri->r|i_hlen <|
|00004860| 3c 20 31 29 20 2b 20 73 | 69 7a 65 6f 66 28 73 74 |< 1) + s|izeof(st|
|00004870| 72 75 63 74 20 69 70 29 | 3b 0a 20 20 20 20 69 66 |ruct ip)|;. if|
|00004880| 20 28 68 6c 65 6e 20 3e | 20 4d 4c 45 4e 29 0a 20 | (hlen >| MLEN). |
|00004890| 20 20 20 7b 0a 09 2f 2a | 20 6f 75 67 68 74 20 74 | {../*| ought t|
|000048a0| 6f 20 73 74 72 69 70 20 | 65 78 63 65 73 73 20 45 |o strip |excess E|
|000048b0| 41 43 4b 73 3f 20 2d 2d | 20 6f 72 20 6f 74 68 65 |ACKs? --| or othe|
|000048c0| 72 77 69 73 65 20 66 69 | 64 64 6c 65 3f 20 2a 2f |rwise fi|ddle? */|
|000048d0| 0a 09 2f 2a 20 74 68 69 | 73 20 69 73 20 6a 75 73 |../* thi|s is jus|
|000048e0| 74 20 62 65 63 61 75 73 | 65 20 49 20 68 61 76 65 |t becaus|e I have|
|000048f0| 6e 27 74 20 74 68 6f 75 | 67 68 74 20 74 68 69 73 |n't thou|ght this|
|00004900| 20 6f 75 74 20 2a 2f 0a | 09 70 61 6e 69 63 28 22 | out */.|.panic("|
|00004910| 72 64 70 5f 69 6e 70 75 | 74 3a 20 68 6c 65 6e 22 |rdp_inpu|t: hlen"|
|00004920| 29 3b 0a 20 20 20 20 7d | 0a 0a 20 20 20 20 69 66 |);. }|.. if|
|00004930| 20 28 28 68 6c 65 6e 20 | 3e 20 6d 2d 3e 6d 5f 6c | ((hlen |> m->m_l|
|00004940| 65 6e 29 20 26 26 20 28 | 28 6d 20 3d 20 6d 5f 70 |en) && (|(m = m_p|
|00004950| 75 6c 6c 75 70 28 6d 2c | 68 6c 65 6e 29 29 3d 3d |ullup(m,|hlen))==|
|00004960| 30 29 29 0a 20 20 20 20 | 7b 0a 23 69 66 64 65 66 |0)). |{.#ifdef|
|00004970| 20 44 45 42 55 47 0a 09 | 70 72 69 6e 74 66 28 22 | DEBUG..|printf("|
|00004980| 72 64 70 5f 69 6e 70 75 | 74 3a 20 6d 5f 70 75 6c |rdp_inpu|t: m_pul|
|00004990| 6c 75 70 20 32 5c 6e 22 | 29 3b 0a 23 65 6e 64 69 |lup 2\n"|);.#endi|
|000049a0| 66 0a 09 72 64 70 5f 69 | 6e 66 6f 2e 72 73 74 5f |f..rdp_i|nfo.rst_|
|000049b0| 6c 65 6e 2b 2b 3b 0a 09 | 67 6f 74 6f 20 72 65 6c |len++;..|goto rel|
|000049c0| 65 61 73 65 3b 0a 20 20 | 20 20 7d 0a 0a 20 20 20 |ease;. | }.. |
|000049d0| 20 2f 2a 20 6e 6f 77 20 | 67 65 74 20 74 6f 74 61 | /* now |get tota|
|000049e0| 6c 20 70 61 63 6b 65 74 | 20 6c 65 6e 20 61 6e 64 |l packet| len and|
|000049f0| 20 61 64 6a 75 73 74 20 | 68 6c 65 6e 20 74 6f 20 | adjust |hlen to |
|00004a00| 6a 75 73 74 20 72 64 70 | 20 68 64 72 20 2a 2f 0a |just rdp| hdr */.|
|00004a10| 20 20 20 20 64 6c 65 6e | 20 3d 20 6e 74 6f 68 73 | dlen| = ntohs|
|00004a20| 28 72 69 2d 3e 72 69 5f | 64 6c 65 6e 29 3b 0a 20 |(ri->ri_|dlen);. |
|00004a30| 20 20 20 68 6c 65 6e 20 | 2d 3d 20 73 69 7a 65 6f | hlen |-= sizeo|
|00004a40| 66 28 73 74 72 75 63 74 | 20 69 70 29 3b 0a 0a 23 |f(struct| ip);..#|
|00004a50| 69 66 64 65 66 20 44 45 | 42 55 47 0a 20 20 20 20 |ifdef DE|BUG. |
|00004a60| 2f 2a 20 72 64 70 5f 70 | 6b 74 70 72 74 28 72 69 |/* rdp_p|ktprt(ri|
|00004a70| 29 3b 20 2a 2f 0a 23 65 | 6e 64 69 66 0a 0a 20 20 |); */.#e|ndif.. |
|00004a80| 20 20 2f 2a 20 6e 6f 74 | 65 20 74 68 61 74 20 49 | /* not|e that I|
|00004a90| 50 20 73 75 62 74 72 61 | 63 74 65 64 20 49 50 20 |P subtra|cted IP |
|00004aa0| 68 65 61 64 65 72 20 6c | 65 6e 20 66 72 6f 6d 20 |header l|en from |
|00004ab0| 72 69 5f 6c 65 6e 20 2a | 2f 0a 20 20 20 20 69 66 |ri_len *|/. if|
|00004ac0| 20 28 72 69 2d 3e 72 69 | 5f 6c 65 6e 20 3c 20 28 | (ri->ri|_len < (|
|00004ad0| 68 6c 65 6e 2b 64 6c 65 | 6e 29 29 0a 20 20 20 20 |hlen+dle|n)). |
|00004ae0| 7b 0a 23 69 66 64 65 66 | 20 44 45 42 55 47 0a 09 |{.#ifdef| DEBUG..|
|00004af0| 70 72 69 6e 74 66 28 22 | 72 64 70 5f 69 6e 70 75 |printf("|rdp_inpu|
|00004b00| 74 3a 20 72 64 70 20 6c | 65 6e 67 74 68 5c 6e 22 |t: rdp l|ength\n"|
|00004b10| 29 3b 0a 23 65 6e 64 69 | 66 0a 09 72 64 70 5f 69 |);.#endi|f..rdp_i|
|00004b20| 6e 66 6f 2e 72 73 74 5f | 6c 65 6e 2b 2b 3b 0a 09 |nfo.rst_|len++;..|
|00004b30| 67 6f 74 6f 20 72 65 6c | 65 61 73 65 3b 0a 20 20 |goto rel|ease;. |
|00004b40| 20 20 7d 0a 0a 20 20 20 | 20 2f 2a 20 6e 6f 77 20 | }.. | /* now |
|00004b50| 63 68 65 63 6b 73 75 6d | 20 74 69 6d 65 20 2a 2f |checksum| time */|
|00004b60| 0a 20 20 20 20 73 61 76 | 73 75 6d 20 3d 20 72 69 |. sav|sum = ri|
|00004b70| 2d 3e 72 69 5f 73 75 6d | 3b 0a 20 20 20 20 72 69 |->ri_sum|;. ri|
|00004b80| 2d 3e 72 69 5f 73 75 6d | 20 3d 20 30 3b 0a 0a 20 |->ri_sum| = 0;.. |
|00004b90| 20 20 20 2f 2a 20 61 64 | 6a 75 73 74 20 6d 62 75 | /* ad|just mbu|
|00004ba0| 66 20 74 6f 20 6c 6f 73 | 65 20 69 70 20 68 65 61 |f to los|e ip hea|
|00004bb0| 64 65 72 20 2a 2f 0a 20 | 20 20 20 6d 2d 3e 6d 5f |der */. | m->m_|
|00004bc0| 6c 65 6e 20 2d 3d 20 73 | 69 7a 65 6f 66 28 73 74 |len -= s|izeof(st|
|00004bd0| 72 75 63 74 20 69 70 29 | 3b 0a 20 20 20 20 6d 2d |ruct ip)|;. m-|
|00004be0| 3e 6d 5f 6f 66 66 20 2b | 3d 20 73 69 7a 65 6f 66 |>m_off +|= sizeof|
|00004bf0| 28 73 74 72 75 63 74 20 | 69 70 29 3b 0a 0a 20 20 |(struct |ip);.. |
|00004c00| 20 20 69 66 20 28 73 61 | 76 73 75 6d 20 21 3d 20 | if (sa|vsum != |
|00004c10| 69 6e 5f 63 6b 73 75 6d | 28 6d 2c 28 69 6e 74 29 |in_cksum|(m,(int)|
|00004c20| 64 6c 65 6e 20 2b 20 68 | 6c 65 6e 29 29 0a 20 20 |dlen + h|len)). |
|00004c30| 20 20 7b 0a 23 69 66 64 | 65 66 20 44 45 42 55 47 | {.#ifd|ef DEBUG|
|00004c40| 0a 09 70 72 69 6e 74 66 | 28 22 72 64 70 5f 69 6e |..printf|("rdp_in|
|00004c50| 70 75 74 3a 20 62 61 64 | 20 63 6b 73 75 6d 2c 20 |put: bad| cksum, |
|00004c60| 30 78 25 78 5c 6e 22 2c | 73 61 76 73 75 6d 29 3b |0x%x\n",|savsum);|
|00004c70| 0a 23 65 6e 64 69 66 0a | 09 72 64 70 5f 69 6e 66 |.#endif.|.rdp_inf|
|00004c80| 6f 2e 72 73 74 5f 63 6b | 73 75 6d 2b 2b 3b 0a 09 |o.rst_ck|sum++;..|
|00004c90| 67 6f 74 6f 20 72 65 6c | 65 61 73 65 3b 0a 20 20 |goto rel|ease;. |
|00004ca0| 20 20 7d 0a 0a 20 20 20 | 20 2f 2a 20 67 65 74 20 | }.. | /* get |
|00004cb0| 72 69 64 20 6f 66 20 72 | 64 70 20 68 65 61 64 65 |rid of r|dp heade|
|00004cc0| 72 20 69 6e 20 6d 62 75 | 66 20 62 75 74 20 6e 6f |r in mbu|f but no|
|00004cd0| 74 65 20 72 69 20 73 74 | 69 6c 6c 20 76 61 6c 69 |te ri st|ill vali|
|00004ce0| 64 20 2a 2f 0a 20 20 20 | 20 6d 2d 3e 6d 5f 6c 65 |d */. | m->m_le|
|00004cf0| 6e 20 2d 3d 20 68 6c 65 | 6e 3b 0a 20 20 20 20 6d |n -= hle|n;. m|
|00004d00| 2d 3e 6d 5f 6f 66 66 20 | 2b 3d 20 68 6c 65 6e 3b |->m_off |+= hlen;|
|00004d10| 0a 0a 20 20 20 20 2f 2a | 20 66 69 6e 64 20 72 64 |.. /*| find rd|
|00004d20| 70 63 62 20 2a 2f 0a 20 | 20 20 20 69 6e 70 20 3d |pcb */. | inp =|
|00004d30| 20 69 6e 5f 70 63 62 6c | 6f 6f 6b 75 70 28 26 72 | in_pcbl|ookup(&r|
|00004d40| 64 62 2c 72 69 2d 3e 72 | 69 5f 73 72 63 2c 72 69 |db,ri->r|i_src,ri|
|00004d50| 2d 3e 72 69 5f 73 70 6f | 72 74 2c 72 69 2d 3e 72 |->ri_spo|rt,ri->r|
|00004d60| 69 5f 64 73 74 2c 72 69 | 2d 3e 72 69 5f 64 70 6f |i_dst,ri|->ri_dpo|
|00004d70| 72 74 2c 49 4e 50 4c 4f | 4f 4b 55 50 5f 57 49 4c |rt,INPLO|OKUP_WIL|
|00004d80| 44 43 41 52 44 29 3b 0a | 20 20 20 20 69 66 20 28 |DCARD);.| if (|
|00004d90| 69 6e 70 20 3d 3d 20 30 | 29 0a 20 20 20 20 7b 0a |inp == 0|). {.|
|00004da0| 23 69 66 64 65 66 20 44 | 45 42 55 47 0a 09 70 72 |#ifdef D|EBUG..pr|
|00004db0| 69 6e 74 66 28 22 72 64 | 70 5f 69 6e 70 75 74 3a |intf("rd|p_input:|
|00004dc0| 20 6e 6f 20 64 65 73 74 | 69 6e 61 74 69 6f 6e 20 | no dest|ination |
|00004dd0| 66 6f 72 20 70 61 63 6b | 65 74 5c 6e 22 29 3b 0a |for pack|et\n");.|
|00004de0| 23 65 6e 64 69 66 0a 09 | 2f 2a 20 61 63 74 20 63 |#endif..|/* act c|
|00004df0| 6c 6f 73 65 64 20 68 65 | 72 65 20 2e 2e 2e 20 2a |losed he|re ... *|
|00004e00| 2f 0a 09 28 76 6f 69 64 | 29 20 72 64 70 5f 69 63 |/..(void|) rdp_ic|
|00004e10| 6c 6f 73 65 64 28 28 73 | 74 72 75 63 74 20 69 6e |losed((s|truct in|
|00004e20| 70 63 62 20 2a 29 30 2c | 28 73 74 72 75 63 74 20 |pcb *)0,|(struct |
|00004e30| 72 64 70 63 62 20 2a 29 | 30 2c 72 69 29 3b 0a 09 |rdpcb *)|0,ri);..|
|00004e40| 67 6f 74 6f 20 72 65 6c | 65 61 73 65 3b 0a 20 20 |goto rel|ease;. |
|00004e50| 20 20 7d 0a 0a 20 20 20 | 20 72 70 20 3d 20 28 73 | }.. | rp = (s|
|00004e60| 74 72 75 63 74 20 72 64 | 70 63 62 20 2a 29 69 6e |truct rd|pcb *)in|
|00004e70| 70 2d 3e 69 6e 70 5f 70 | 70 63 62 3b 0a 0a 20 20 |p->inp_p|pcb;.. |
|00004e80| 20 20 2f 2a 20 6e 6f 77 | 20 66 69 67 75 72 65 20 | /* now| figure |
|00004e90| 6f 75 74 20 77 68 61 74 | 20 74 6f 20 64 6f 20 2a |out what| to do *|
|00004ea0| 2f 0a 20 20 20 20 73 77 | 69 74 63 68 28 72 70 2d |/. sw|itch(rp-|
|00004eb0| 3e 72 70 5f 73 74 61 74 | 65 29 0a 20 20 20 20 7b |>rp_stat|e). {|
|00004ec0| 0a 09 63 61 73 65 20 52 | 5f 4f 50 45 4e 3a 0a 09 |..case R|_OPEN:..|
|00004ed0| 20 20 20 20 69 66 20 28 | 72 64 70 5f 69 6f 70 65 | if (|rdp_iope|
|00004ee0| 6e 28 69 6e 70 2c 72 70 | 2c 72 69 29 3d 3d 30 29 |n(inp,rp|,ri)==0)|
|00004ef0| 0a 09 09 67 6f 74 6f 20 | 72 65 6c 65 61 73 65 3b |...goto |release;|
|00004f00| 0a 09 20 20 20 20 62 72 | 65 61 6b 3b 0a 0a 09 63 |.. br|eak;...c|
|00004f10| 61 73 65 20 52 5f 53 59 | 4e 5f 52 43 56 44 3a 0a |ase R_SY|N_RCVD:.|
|00004f20| 09 20 20 20 20 69 66 20 | 28 72 64 70 5f 69 72 63 |. if |(rdp_irc|
|00004f30| 76 64 73 79 6e 28 69 6e | 70 2c 72 70 2c 72 69 29 |vdsyn(in|p,rp,ri)|
|00004f40| 3d 3d 30 29 0a 09 09 67 | 6f 74 6f 20 72 65 6c 65 |==0)...g|oto rele|
|00004f50| 61 73 65 3b 0a 09 20 20 | 20 20 62 72 65 61 6b 3b |ase;.. | break;|
|00004f60| 0a 0a 09 63 61 73 65 20 | 52 5f 4c 49 53 54 45 4e |...case |R_LISTEN|
|00004f70| 3a 0a 09 20 20 20 20 28 | 76 6f 69 64 29 20 72 64 |:.. (|void) rd|
|00004f80| 70 5f 69 6c 69 73 74 65 | 6e 28 69 6e 70 2c 72 70 |p_iliste|n(inp,rp|
|00004f90| 2c 72 69 29 3b 0a 09 20 | 20 20 20 67 6f 74 6f 20 |,ri);.. | goto |
|00004fa0| 72 65 6c 65 61 73 65 3b | 0a 0a 09 63 61 73 65 20 |release;|...case |
|00004fb0| 52 5f 43 4c 4f 53 45 44 | 3a 0a 09 20 20 20 20 28 |R_CLOSED|:.. (|
|00004fc0| 76 6f 69 64 29 20 72 64 | 70 5f 69 63 6c 6f 73 65 |void) rd|p_iclose|
|00004fd0| 64 28 69 6e 70 2c 72 70 | 2c 72 69 29 3b 0a 09 20 |d(inp,rp|,ri);.. |
|00004fe0| 20 20 20 67 6f 74 6f 20 | 72 65 6c 65 61 73 65 3b | goto |release;|
|00004ff0| 0a 0a 09 63 61 73 65 20 | 52 5f 53 59 4e 5f 53 45 |...case |R_SYN_SE|
|00005000| 4e 54 3a 0a 09 20 20 20 | 20 28 76 6f 69 64 29 20 |NT:.. | (void) |
|00005010| 72 64 70 5f 69 73 79 6e | 73 65 6e 74 28 69 6e 70 |rdp_isyn|sent(inp|
|00005020| 2c 72 70 2c 72 69 29 3b | 0a 09 20 20 20 20 67 6f |,rp,ri);|.. go|
|00005030| 74 6f 20 72 65 6c 65 61 | 73 65 3b 0a 0a 09 63 61 |to relea|se;...ca|
|00005040| 73 65 20 52 5f 43 4c 4f | 53 45 5f 57 41 49 54 3a |se R_CLO|SE_WAIT:|
|00005050| 0a 09 20 20 20 20 28 76 | 6f 69 64 29 20 72 64 70 |.. (v|oid) rdp|
|00005060| 5f 69 63 6c 6f 77 61 69 | 74 28 69 6e 70 2c 72 70 |_iclowai|t(inp,rp|
|00005070| 2c 72 69 29 3b 0a 09 20 | 20 20 20 67 6f 74 6f 20 |,ri);.. | goto |
|00005080| 72 65 6c 65 61 73 65 3b | 0a 0a 09 63 61 73 65 20 |release;|...case |
|00005090| 52 5f 44 52 41 49 4e 3a | 0a 09 20 20 20 20 28 76 |R_DRAIN:|.. (v|
|000050a0| 6f 69 64 29 72 64 70 5f | 69 64 72 61 69 6e 28 69 |oid)rdp_|idrain(i|
|000050b0| 6e 70 2c 72 70 2c 72 69 | 29 3b 0a 09 20 20 20 20 |np,rp,ri|);.. |
|000050c0| 67 6f 74 6f 20 72 65 6c | 65 61 73 65 3b 0a 20 20 |goto rel|ease;. |
|000050d0| 20 20 7d 0a 0a 20 20 20 | 20 2f 2a 20 6e 6f 77 2c | }.. | /* now,|
|000050e0| 20 77 65 20 61 72 65 20 | 6f 6e 6c 79 20 68 65 72 | we are |only her|
|000050f0| 65 20 69 66 20 70 61 63 | 6b 65 74 20 73 68 6f 75 |e if pac|ket shou|
|00005100| 6c 64 20 67 6f 20 69 6e | 20 6f 75 72 20 64 61 74 |ld go in| our dat|
|00005110| 61 20 71 75 65 75 65 73 | 20 2a 2f 0a 0a 20 20 20 |a queues| */.. |
|00005120| 20 2f 2a 20 72 65 73 65 | 74 20 61 63 74 69 76 69 | /* rese|t activi|
|00005130| 74 79 20 74 69 6d 65 72 | 20 2a 2f 0a 20 20 20 20 |ty timer| */. |
|00005140| 72 70 2d 3e 72 70 5f 74 | 69 6d 65 72 20 3d 20 52 |rp->rp_t|imer = R|
|00005150| 54 5f 4e 55 4c 4c 54 49 | 4d 45 3b 0a 0a 20 20 20 |T_NULLTI|ME;.. |
|00005160| 20 73 65 71 20 3d 20 6e | 74 6f 68 6c 28 72 69 2d | seq = n|tohl(ri-|
|00005170| 3e 72 69 5f 73 6e 29 3b | 0a 20 20 20 20 72 71 20 |>ri_sn);|. rq |
|00005180| 3d 20 72 70 2d 3e 72 70 | 5f 72 71 3b 0a 0a 20 20 |= rp->rp|_rq;.. |
|00005190| 20 20 69 20 3d 20 28 73 | 65 71 20 2d 20 72 70 2d | i = (s|eq - rp-|
|000051a0| 3e 72 70 5f 72 63 76 63 | 75 72 20 2d 20 31 20 2b |>rp_rcvc|ur - 1 +|
|000051b0| 20 72 71 2d 3e 72 71 5f | 72 63 76 62 61 73 65 29 | rq->rq_|rcvbase)|
|000051c0| 20 25 20 52 5f 52 43 56 | 57 49 4e 3b 0a 0a 20 20 | % R_RCV|WIN;.. |
|000051d0| 20 20 2f 2a 20 64 6f 20 | 77 65 20 61 6c 72 65 61 | /* do |we alrea|
|000051e0| 64 79 20 68 61 76 65 20 | 69 74 3f 20 2a 2f 0a 20 |dy have |it? */. |
|000051f0| 20 20 20 69 66 20 28 72 | 71 2d 3e 72 71 5f 72 63 | if (r|q->rq_rc|
|00005200| 76 71 5b 69 5d 20 21 3d | 20 30 29 0a 20 20 20 20 |vq[i] !=| 0). |
|00005210| 7b 0a 09 2f 2a 20 77 65 | 20 63 6f 75 6c 64 20 73 |{../* we| could s|
|00005220| 65 6e 64 20 45 41 43 4b | 2c 20 62 75 74 20 74 68 |end EACK|, but th|
|00005230| 61 74 20 69 73 20 70 72 | 6f 62 61 62 6c 79 20 65 |at is pr|obably e|
|00005240| 78 63 65 73 73 69 76 65 | 20 2a 2f 0a 09 72 64 70 |xcessive| */..rdp|
|00005250| 5f 69 6e 66 6f 2e 72 73 | 74 5f 64 75 70 2b 2b 3b |_info.rs|t_dup++;|
|00005260| 0a 09 67 6f 74 6f 20 72 | 65 6c 65 61 73 65 3b 0a |..goto r|elease;.|
|00005270| 20 20 20 20 7d 0a 0a 20 | 20 20 20 2f 2a 20 6e 65 | }.. | /* ne|
|00005280| 77 20 68 69 3f 20 2a 2f | 0a 20 20 20 20 69 66 20 |w hi? */|. if |
|00005290| 28 73 65 71 5f 67 74 28 | 73 65 71 2c 72 70 2d 3e |(seq_gt(|seq,rp->|
|000052a0| 72 70 5f 72 63 76 68 69 | 29 29 0a 09 72 70 2d 3e |rp_rcvhi|))..rp->|
|000052b0| 72 70 5f 72 63 76 68 69 | 20 3d 20 73 65 71 3b 0a |rp_rcvhi| = seq;.|
|000052c0| 0a 20 20 20 20 73 6f 20 | 3d 20 69 6e 70 2d 3e 69 |. so |= inp->i|
|000052d0| 6e 70 5f 73 6f 63 6b 65 | 74 3b 0a 0a 23 69 66 6e |np_socke|t;..#ifn|
|000052e0| 64 65 66 20 42 53 44 34 | 5f 33 0a 20 20 20 20 2f |def BSD4|_3. /|
|000052f0| 2a 20 6d 61 72 6b 20 74 | 68 65 20 65 6e 64 20 6f |* mark t|he end o|
|00005300| 66 20 74 68 65 20 70 61 | 63 6b 65 74 20 2d 2d 20 |f the pa|cket -- |
|00005310| 73 62 61 70 70 65 6e 64 | 20 73 68 6f 75 6c 64 20 |sbappend| should |
|00005320| 64 6f 20 74 68 69 73 20 | 62 75 74 20 64 6f 65 73 |do this |but does|
|00005330| 6e 27 74 20 2a 2f 0a 20 | 20 20 20 66 6f 72 28 6d |n't */. | for(m|
|00005340| 30 3d 6d 3b 20 6d 2d 3e | 6d 5f 6e 65 78 74 20 21 |0=m; m->|m_next !|
|00005350| 3d 20 30 3b 20 6d 20 3d | 20 6d 2d 3e 6d 5f 6e 65 |= 0; m =| m->m_ne|
|00005360| 78 74 29 3b 0a 0a 20 20 | 20 20 6d 2d 3e 6d 5f 61 |xt);.. | m->m_a|
|00005370| 63 74 20 3d 20 28 73 74 | 72 75 63 74 20 6d 62 75 |ct = (st|ruct mbu|
|00005380| 66 20 2a 29 31 3b 0a 20 | 20 20 20 6d 20 3d 20 6d |f *)1;. | m = m|
|00005390| 30 3b 0a 23 65 6e 64 69 | 66 20 2f 2a 20 6e 6f 74 |0;.#endi|f /* not|
|000053a0| 20 34 2e 33 20 2a 2f 0a | 0a 0a 20 20 20 20 69 66 | 4.3 */.|.. if|
|000053b0| 20 28 28 73 6f 2d 3e 73 | 6f 5f 74 79 70 65 20 3d | ((so->s|o_type =|
|000053c0| 3d 20 53 4f 43 4b 5f 52 | 44 4d 29 20 26 26 20 28 |= SOCK_R|DM) && (|
|000053d0| 72 69 2d 3e 72 69 5f 66 | 6c 61 67 73 20 26 20 52 |ri->ri_f|lags & R|
|000053e0| 48 5f 4e 55 4c 4c 29 3d | 3d 30 29 0a 20 20 20 20 |H_NULL)=|=0). |
|000053f0| 7b 0a 09 20 20 20 20 2f | 2a 20 67 69 76 65 20 69 |{.. /|* give i|
|00005400| 74 20 74 6f 20 74 68 65 | 20 75 73 65 72 20 2a 2f |t to the| user */|
|00005410| 0a 09 20 20 20 20 69 66 | 20 28 73 62 73 70 61 63 |.. if| (sbspac|
|00005420| 65 28 26 28 73 6f 2d 3e | 73 6f 5f 72 63 76 29 29 |e(&(so->|so_rcv))|
|00005430| 20 3c 3d 20 30 29 0a 09 | 20 20 20 20 7b 0a 09 09 | <= 0)..| {...|
|00005440| 73 6f 2d 3e 73 6f 5f 65 | 72 72 6f 72 20 3d 20 45 |so->so_e|rror = E|
|00005450| 4e 4f 42 55 46 53 3b 0a | 09 09 72 64 70 5f 66 61 |NOBUFS;.|..rdp_fa|
|00005460| 74 61 6c 28 69 6e 70 29 | 3b 0a 09 09 67 6f 74 6f |tal(inp)|;...goto|
|00005470| 20 72 65 6c 65 61 73 65 | 3b 0a 09 20 20 20 20 7d | release|;.. }|
|00005480| 0a 23 69 66 64 65 66 20 | 42 53 44 34 5f 33 0a 09 |.#ifdef |BSD4_3..|
|00005490| 20 20 20 20 73 62 61 70 | 70 65 6e 64 72 65 63 6f | sbap|pendreco|
|000054a0| 72 64 28 26 28 73 6f 2d | 3e 73 6f 5f 72 63 76 29 |rd(&(so-|>so_rcv)|
|000054b0| 2c 6d 29 3b 0a 23 65 6c | 73 65 0a 09 20 20 20 20 |,m);.#el|se.. |
|000054c0| 73 62 61 70 70 65 6e 64 | 28 26 28 73 6f 2d 3e 73 |sbappend|(&(so->s|
|000054d0| 6f 5f 72 63 76 29 2c 6d | 29 3b 0a 23 65 6e 64 69 |o_rcv),m|);.#endi|
|000054e0| 66 0a 09 20 20 20 20 73 | 6f 72 77 61 6b 65 75 70 |f.. s|orwakeup|
|000054f0| 28 73 6f 29 3b 0a 0a 09 | 20 20 20 20 2f 2a 20 61 |(so);...| /* a|
|00005500| 6e 64 20 6d 61 72 6b 20 | 74 68 61 74 20 77 65 20 |nd mark |that we |
|00005510| 74 6f 6f 6b 20 69 74 20 | 2a 2f 0a 09 20 20 20 20 |took it |*/.. |
|00005520| 72 71 2d 3e 72 71 5f 72 | 63 76 71 5b 69 5d 20 3d |rq->rq_r|cvq[i] =|
|00005530| 20 26 72 64 70 5f 6d 61 | 72 6b 3b 0a 20 20 20 20 | &rdp_ma|rk;. |
|00005540| 7d 0a 20 20 20 20 65 6c | 73 65 0a 20 20 20 20 7b |}. el|se. {|
|00005550| 0a 09 2f 2a 20 6a 75 73 | 74 20 71 75 65 75 65 20 |../* jus|t queue |
|00005560| 69 74 20 2a 2f 0a 09 69 | 66 20 28 72 69 2d 3e 72 |it */..i|f (ri->r|
|00005570| 69 5f 66 6c 61 67 73 20 | 26 20 52 48 5f 4e 55 4c |i_flags |& RH_NUL|
|00005580| 4c 29 0a 09 7b 0a 09 20 | 20 20 20 72 71 2d 3e 72 |L)..{.. | rq->r|
|00005590| 71 5f 72 63 76 71 5b 69 | 5d 20 3d 20 26 72 64 70 |q_rcvq[i|] = &rdp|
|000055a0| 5f 6d 61 72 6b 3b 0a 09 | 20 20 20 20 2f 2a 20 61 |_mark;..| /* a|
|000055b0| 6e 64 20 67 65 74 20 72 | 69 64 20 6f 66 20 6d 20 |nd get r|id of m |
|000055c0| 2a 2f 0a 09 20 20 20 20 | 28 76 6f 69 64 29 20 6d |*/.. |(void) m|
|000055d0| 5f 66 72 65 65 6d 28 6d | 29 3b 0a 09 7d 0a 09 65 |_freem(m|);..}..e|
|000055e0| 6c 73 65 0a 09 20 20 20 | 20 72 71 2d 3e 72 71 5f |lse.. | rq->rq_|
|000055f0| 72 63 76 71 5b 69 5d 20 | 3d 20 6d 3b 0a 20 20 20 |rcvq[i] |= m;. |
|00005600| 20 7d 0a 0a 20 20 20 20 | 2f 2a 20 6e 6f 77 2c 20 | }.. |/* now, |
|00005610| 77 61 73 20 74 68 65 20 | 70 61 63 6b 65 74 20 6f |was the |packet o|
|00005620| 6e 20 74 68 65 20 6c 65 | 66 74 20 65 64 67 65 3f |n the le|ft edge?|
|00005630| 20 2a 2f 0a 20 20 20 20 | 69 66 20 28 73 65 71 20 | */. |if (seq |
|00005640| 3d 3d 20 28 72 70 2d 3e | 72 70 5f 72 63 76 63 75 |== (rp->|rp_rcvcu|
|00005650| 72 2b 31 29 29 0a 20 20 | 20 20 7b 0a 09 2f 2a 20 |r+1)). | {../* |
|00005660| 66 69 6e 64 20 6e 65 78 | 74 20 75 6e 61 63 6b 65 |find nex|t unacke|
|00005670| 64 20 70 61 63 6b 65 74 | 20 2a 2f 0a 09 69 20 3d |d packet| */..i =|
|00005680| 20 72 70 2d 3e 72 70 5f | 72 63 76 68 69 20 2d 20 | rp->rp_|rcvhi - |
|00005690| 72 70 2d 3e 72 70 5f 72 | 63 76 63 75 72 3b 0a 0a |rp->rp_r|cvcur;..|
|000056a0| 09 6a 20 3d 20 72 71 2d | 3e 72 71 5f 72 63 76 62 |.j = rq-|>rq_rcvb|
|000056b0| 61 73 65 3b 0a 0a 09 66 | 6f 72 28 3b 20 69 20 3e |ase;...f|or(; i >|
|000056c0| 20 30 3b 20 69 2d 2d 29 | 0a 09 7b 0a 09 20 20 20 | 0; i--)|..{.. |
|000056d0| 20 69 66 20 28 28 6d 20 | 3d 20 72 71 2d 3e 72 71 | if ((m |= rq->rq|
|000056e0| 5f 72 63 76 71 5b 6a 5d | 29 20 3d 3d 20 30 29 0a |_rcvq[j]|) == 0).|
|000056f0| 09 09 62 72 65 61 6b 3b | 0a 0a 09 20 20 20 20 2f |..break;|... /|
|00005700| 2a 20 6d 61 72 6b 20 74 | 68 61 74 20 70 61 63 6b |* mark t|hat pack|
|00005710| 65 74 20 69 73 20 73 70 | 65 6e 74 20 2a 2f 0a 09 |et is sp|ent */..|
|00005720| 20 20 20 20 72 71 2d 3e | 72 71 5f 72 63 76 71 5b | rq->|rq_rcvq[|
|00005730| 6a 5d 20 3d 20 30 3b 0a | 09 20 20 20 20 72 70 2d |j] = 0;.|. rp-|
|00005740| 3e 72 70 5f 72 63 76 63 | 75 72 2b 2b 3b 0a 09 20 |>rp_rcvc|ur++;.. |
|00005750| 20 20 20 72 70 2d 3e 72 | 70 5f 72 63 76 75 65 72 | rp->r|p_rcvuer|
|00005760| 2b 2b 3b 0a 0a 09 20 20 | 20 20 69 66 20 28 6d 20 |++;... | if (m |
|00005770| 21 3d 20 26 72 64 70 5f | 6d 61 72 6b 29 0a 09 20 |!= &rdp_|mark).. |
|00005780| 20 20 20 7b 0a 09 09 2f | 2a 20 70 61 73 73 20 73 | {.../|* pass s|
|00005790| 74 75 66 66 20 75 70 2e | 2e 2e 20 2a 2f 0a 09 09 |tuff up.|.. */...|
|000057a0| 69 66 20 28 73 62 73 70 | 61 63 65 28 26 28 73 6f |if (sbsp|ace(&(so|
|000057b0| 2d 3e 73 6f 5f 72 63 76 | 29 29 20 3c 3d 20 30 29 |->so_rcv|)) <= 0)|
|000057c0| 0a 09 09 7b 0a 09 09 20 | 20 20 20 73 6f 2d 3e 73 |...{... | so->s|
|000057d0| 6f 5f 65 72 72 6f 72 20 | 3d 20 45 4e 4f 42 55 46 |o_error |= ENOBUF|
|000057e0| 53 3b 0a 09 09 20 20 20 | 20 72 64 70 5f 66 61 74 |S;... | rdp_fat|
|000057f0| 61 6c 28 69 6e 70 29 3b | 0a 09 09 20 20 20 20 2f |al(inp);|... /|
|00005800| 2a 20 72 65 6c 65 61 73 | 65 20 6d 20 77 68 69 63 |* releas|e m whic|
|00005810| 68 20 77 65 20 6a 75 73 | 74 20 64 65 71 75 65 75 |h we jus|t dequeu|
|00005820| 65 64 20 2a 2f 0a 09 09 | 20 20 20 20 67 6f 74 6f |ed */...| goto|
|00005830| 20 72 65 6c 65 61 73 65 | 3b 0a 09 09 7d 0a 23 69 | release|;...}.#i|
|00005840| 66 64 65 66 20 42 53 44 | 34 5f 33 0a 09 09 73 62 |fdef BSD|4_3...sb|
|00005850| 61 70 70 65 6e 64 72 65 | 63 6f 72 64 28 26 28 73 |appendre|cord(&(s|
|00005860| 6f 2d 3e 73 6f 5f 72 63 | 76 29 2c 6d 29 3b 0a 23 |o->so_rc|v),m);.#|
|00005870| 65 6c 73 65 0a 09 09 73 | 62 61 70 70 65 6e 64 28 |else...s|bappend(|
|00005880| 26 28 73 6f 2d 3e 73 6f | 5f 72 63 76 29 2c 6d 29 |&(so->so|_rcv),m)|
|00005890| 3b 0a 23 65 6e 64 69 66 | 20 2f 2a 20 34 2e 33 20 |;.#endif| /* 4.3 |
|000058a0| 2a 2f 0a 09 09 73 6f 72 | 77 61 6b 65 75 70 28 73 |*/...sor|wakeup(s|
|000058b0| 6f 29 3b 0a 09 20 20 20 | 20 7d 0a 0a 09 20 20 20 |o);.. | }... |
|000058c0| 20 69 66 20 28 2b 2b 6a | 20 3d 3d 20 52 5f 52 43 | if (++j| == R_RC|
|000058d0| 56 57 49 4e 29 0a 09 09 | 6a 20 3d 20 30 3b 0a 09 |VWIN)...|j = 0;..|
|000058e0| 7d 0a 0a 09 72 71 2d 3e | 72 71 5f 72 63 76 62 61 |}...rq->|rq_rcvba|
|000058f0| 73 65 20 3d 20 6a 3b 0a | 20 20 20 20 7d 0a 0a 20 |se = j;.| }.. |
|00005900| 20 20 20 2f 2a 0a 20 20 | 20 20 20 2a 20 73 65 6e | /*. | * sen|
|00005910| 64 20 61 63 6b 20 66 6f | 72 20 6c 65 66 74 20 77 |d ack fo|r left w|
|00005920| 69 6e 64 6f 77 2e 20 20 | 52 46 43 20 73 61 79 73 |indow. |RFC says|
|00005930| 20 6a 75 73 74 20 73 65 | 6e 64 20 41 43 4b 20 69 | just se|nd ACK i|
|00005940| 66 20 70 61 63 6b 65 74 | 0a 20 20 20 20 20 2a 20 |f packet|. * |
|00005950| 69 73 20 69 6e 20 73 65 | 71 75 65 6e 63 65 20 61 |is in se|quence a|
|00005960| 6e 64 20 45 41 43 4b 20 | 69 66 20 6f 75 74 20 6f |nd EACK |if out o|
|00005970| 66 20 73 65 71 75 65 6e | 63 65 2e 20 20 54 68 61 |f sequen|ce. Tha|
|00005980| 74 20 73 65 65 6d 73 0a | 20 20 20 20 20 2a 20 61 |t seems.| * a|
|00005990| 20 62 69 74 20 6f 64 64 | 2e 20 20 4a 75 73 74 20 | bit odd|. Just |
|000059a0| 62 65 63 61 75 73 65 20 | 61 20 70 61 63 6b 65 74 |because |a packet|
|000059b0| 20 69 73 20 6f 6e 20 74 | 68 65 20 6c 65 66 74 20 | is on t|he left |
|000059c0| 65 64 67 65 0a 20 20 20 | 20 20 2a 20 64 6f 65 73 |edge. | * does|
|000059d0| 6e 27 74 20 6d 65 61 6e | 20 77 65 20 64 6f 6e 27 |n't mean| we don'|
|000059e0| 74 20 68 61 76 65 20 6f | 74 68 65 72 20 67 61 70 |t have o|ther gap|
|000059f0| 73 2e 0a 20 20 20 20 20 | 2a 2f 0a 0a 20 20 20 20 |s.. |*/.. |
|00005a00| 28 76 6f 69 64 29 72 64 | 70 5f 61 63 6b 28 69 6e |(void)rd|p_ack(in|
|00005a10| 70 2c 72 70 2d 3e 72 70 | 5f 73 6e 64 6e 78 74 2c |p,rp->rp|_sndnxt,|
|00005a20| 72 70 2d 3e 72 70 5f 72 | 63 76 63 75 72 29 3b 0a |rp->rp_r|cvcur);.|
|00005a30| 20 20 20 20 72 65 74 75 | 72 6e 3b 0a 0a 72 65 6c | retu|rn;..rel|
|00005a40| 65 61 73 65 3a 0a 20 20 | 20 20 2f 2a 20 6e 6f 74 |ease:. | /* not|
|00005a50| 65 20 74 68 61 74 20 6d | 6f 73 74 20 74 68 69 6e |e that m|ost thin|
|00005a60| 67 73 20 68 65 72 65 20 | 61 72 65 20 73 6d 61 6c |gs here |are smal|
|00005a70| 6c 20 73 65 67 6d 65 6e | 74 73 20 2a 2f 0a 20 20 |l segmen|ts */. |
|00005a80| 20 20 69 66 20 28 6d 20 | 21 3d 20 30 29 0a 20 20 | if (m |!= 0). |
|00005a90| 20 20 7b 0a 09 4d 46 52 | 45 45 28 6d 2c 6d 30 29 | {..MFR|EE(m,m0)|
|00005aa0| 3b 0a 09 69 66 20 28 6d | 30 20 21 3d 20 30 29 0a |;..if (m|0 != 0).|
|00005ab0| 09 20 20 20 20 28 76 6f | 69 64 29 20 6d 5f 66 72 |. (vo|id) m_fr|
|00005ac0| 65 65 6d 28 6d 30 29 3b | 0a 20 20 20 20 7d 0a 7d |eem(m0);|. }.}|
|00005ad0| 0a 0a 2f 2a 2a 2a 2a 2a | 2a 2a 2a 2a 2a 2a 2a 2a |../*****|********|
|00005ae0| 2a 2a 2a 2a 2a 2a 2a 2a | 2a 2a 2a 2a 2a 2a 2a 2a |********|********|
|00005af0| 2a 2a 2a 2a 2a 2a 2a 2a | 2a 2a 2a 2a 2a 2a 2a 2a |********|********|
|00005b00| 2a 2a 2a 2a 2a 2a 2a 2a | 2a 2a 2a 2a 2a 2a 2a 2a |********|********|
|00005b10| 2a 2a 2a 2a 2a 2a 2a 2a | 2a 2a 2a 2a 2a 2f 0a 2f |********|*****/./|
|00005b20| 2a 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 |* | |
|00005b30| 20 20 20 20 20 20 20 20 | 20 20 20 20 4c 49 53 54 | | LIST|
|00005b40| 45 4e 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 |EN | |
|00005b50| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 | | |
|00005b60| 20 20 20 20 20 20 20 20 | 20 2a 2f 0a 2f 2a 2a 2a | | */./***|
|00005b70| 2a 2a 2a 2a 2a 2a 2a 2a | 2a 2a 2a 2a 2a 2a 2a 2a |********|********|
|00005b80| 2a 2a 2a 2a 2a 2a 2a 2a | 2a 2a 2a 2a 2a 2a 2a 2a |********|********|
|00005b90| 2a 2a 2a 2a 2a 2a 2a 2a | 2a 2a 2a 2a 2a 2a 2a 2a |********|********|
|00005ba0| 2a 2a 2a 2a 2a 2a 2a 2a | 2a 2a 2a 2a 2a 2a 2a 2a |********|********|
|00005bb0| 2a 2a 2a 2a 2a 2a 2a 2f | 0a 0a 72 64 70 5f 69 6c |*******/|..rdp_il|
|00005bc0| 69 73 74 65 6e 28 69 6e | 70 2c 72 70 2c 72 69 29 |isten(in|p,rp,ri)|
|00005bd0| 0a 73 74 72 75 63 74 20 | 69 6e 70 63 62 20 2a 69 |.struct |inpcb *i|
|00005be0| 6e 70 3b 0a 73 74 72 75 | 63 74 20 72 64 70 63 62 |np;.stru|ct rdpcb|
|00005bf0| 20 2a 72 70 3b 0a 73 74 | 72 75 63 74 20 72 64 70 | *rp;.st|ruct rdp|
|00005c00| 69 70 20 2a 72 69 3b 0a | 7b 0a 20 20 20 20 73 74 |ip *ri;.|{. st|
|00005c10| 72 75 63 74 20 69 6e 70 | 63 62 20 74 6d 70 69 6e |ruct inp|cb tmpin|
|00005c20| 70 3b 0a 20 20 20 20 73 | 74 72 75 63 74 20 72 64 |p;. s|truct rd|
|00005c30| 70 73 79 6e 20 2a 72 73 | 3b 0a 20 20 20 20 72 65 |psyn *rs|;. re|
|00005c40| 67 69 73 74 65 72 20 73 | 74 72 75 63 74 20 69 6e |gister s|truct in|
|00005c50| 70 63 62 20 2a 69 6e 70 | 32 3b 0a 20 20 20 20 72 |pcb *inp|2;. r|
|00005c60| 65 67 69 73 74 65 72 20 | 73 74 72 75 63 74 20 72 |egister |struct r|
|00005c70| 64 70 63 62 20 2a 72 70 | 32 3b 0a 20 20 20 20 73 |dpcb *rp|2;. s|
|00005c80| 74 72 75 63 74 20 72 64 | 70 71 75 65 20 2a 72 71 |truct rd|pque *rq|
|00005c90| 32 3b 0a 20 20 20 20 72 | 65 67 69 73 74 65 72 20 |2;. r|egister |
|00005ca0| 73 74 72 75 63 74 20 73 | 6f 63 6b 65 74 20 2a 73 |struct s|ocket *s|
|00005cb0| 6f 6e 65 77 3b 0a 0a 23 | 69 66 64 65 66 20 6c 69 |onew;..#|ifdef li|
|00005cc0| 6e 74 0a 20 20 20 20 72 | 70 20 3d 20 72 70 3b 0a |nt. r|p = rp;.|
|00005cd0| 23 65 6e 64 69 66 0a 0a | 20 20 20 20 69 66 20 28 |#endif..| if (|
|00005ce0| 72 69 2d 3e 72 69 5f 66 | 6c 61 67 73 20 26 20 52 |ri->ri_f|lags & R|
|00005cf0| 48 5f 52 53 54 29 0a 09 | 67 6f 74 6f 20 64 6f 6e |H_RST)..|goto don|
|00005d00| 65 3b 0a 0a 20 20 20 20 | 2f 2a 20 61 20 64 61 74 |e;.. |/* a dat|
|00005d10| 61 20 70 61 63 6b 65 74 | 3f 20 2a 2f 0a 20 20 20 |a packet|? */. |
|00005d20| 20 69 66 20 28 28 72 69 | 2d 3e 72 69 5f 66 6c 61 | if ((ri|->ri_fla|
|00005d30| 67 73 20 26 20 52 48 5f | 41 43 4b 29 20 7c 7c 20 |gs & RH_|ACK) || |
|00005d40| 28 72 69 2d 3e 72 69 5f | 66 6c 61 67 73 20 26 20 |(ri->ri_|flags & |
|00005d50| 52 48 5f 4e 55 4c 4c 29 | 29 0a 20 20 20 20 7b 0a |RH_NULL)|). {.|
|00005d60| 09 2f 2a 20 67 6f 74 20 | 74 6f 20 62 75 69 6c 64 |./* got |to build|
|00005d70| 20 66 61 6b 65 20 69 6e | 70 20 74 6f 20 72 65 70 | fake in|p to rep|
|00005d80| 6c 79 20 68 65 72 65 20 | 2a 2f 0a 09 62 63 6f 70 |ly here |*/..bcop|
|00005d90| 79 28 28 63 61 64 64 72 | 5f 74 29 69 6e 70 2c 28 |y((caddr|_t)inp,(|
|00005da0| 63 61 64 64 72 5f 74 29 | 26 74 6d 70 69 6e 70 2c |caddr_t)|&tmpinp,|
|00005db0| 73 69 7a 65 6f 66 28 74 | 6d 70 69 6e 70 29 29 3b |sizeof(t|mpinp));|
|00005dc0| 0a 09 74 6d 70 69 6e 70 | 2e 69 6e 70 5f 66 61 64 |..tmpinp|.inp_fad|
|00005dd0| 64 72 20 3d 20 72 69 2d | 3e 72 69 5f 73 72 63 3b |dr = ri-|>ri_src;|
|00005de0| 0a 09 74 6d 70 69 6e 70 | 2e 69 6e 70 5f 66 70 6f |..tmpinp|.inp_fpo|
|00005df0| 72 74 20 3d 20 72 69 2d | 3e 72 69 5f 73 70 6f 72 |rt = ri-|>ri_spor|
|00005e00| 74 3b 0a 0a 09 28 76 6f | 69 64 29 20 72 64 70 5f |t;...(vo|id) rdp_|
|00005e10| 72 73 74 28 26 74 6d 70 | 69 6e 70 2c 30 2c 28 75 |rst(&tmp|inp,0,(u|
|00005e20| 5f 6c 6f 6e 67 29 28 6e | 74 6f 68 6c 28 72 69 2d |_long)(n|tohl(ri-|
|00005e30| 3e 72 69 5f 61 6e 29 2b | 31 29 2c 28 75 5f 6c 6f |>ri_an)+|1),(u_lo|
|00005e40| 6e 67 29 30 2c 30 29 3b | 0a 09 67 6f 74 6f 20 64 |ng)0,0);|..goto d|
|00005e50| 6f 6e 65 3b 0a 20 20 20 | 20 7d 0a 0a 20 20 20 20 |one;. | }.. |
|00005e60| 2f 2a 0a 20 20 20 20 20 | 2a 20 52 46 43 20 64 6f |/*. |* RFC do|
|00005e70| 65 73 6e 27 74 20 61 6e | 74 69 63 69 70 61 74 65 |esn't an|ticipate|
|00005e80| 20 73 69 74 75 61 74 69 | 6f 6e 20 69 6e 20 77 68 | situati|on in wh|
|00005e90| 69 63 68 20 77 65 20 72 | 75 6e 20 6f 75 74 20 6f |ich we r|un out o|
|00005ea0| 66 20 72 65 73 6f 75 72 | 63 65 73 0a 20 20 20 20 |f resour|ces. |
|00005eb0| 20 2a 20 6f 6e 20 74 68 | 65 20 53 59 4e 2e 20 20 | * on th|e SYN. |
|00005ec0| 57 65 20 61 63 74 20 61 | 73 20 69 66 20 77 65 20 |We act a|s if we |
|00005ed0| 68 61 64 20 63 72 61 73 | 68 65 64 2c 20 61 6e 64 |had cras|hed, and|
|00005ee0| 20 61 72 65 20 63 6c 6f | 73 65 64 2e 0a 20 20 20 | are clo|sed.. |
|00005ef0| 20 20 2a 2f 0a 0a 20 20 | 20 20 69 66 20 28 72 69 | */.. | if (ri|
|00005f00| 2d 3e 72 69 5f 66 6c 61 | 67 73 20 26 20 52 48 5f |->ri_fla|gs & RH_|
|00005f10| 53 59 4e 29 0a 20 20 20 | 20 7b 0a 09 69 66 20 28 |SYN). | {..if (|
|00005f20| 28 73 6f 6e 65 77 20 3d | 20 73 6f 6e 65 77 63 6f |(sonew =| sonewco|
|00005f30| 6e 6e 28 69 6e 70 2d 3e | 69 6e 70 5f 73 6f 63 6b |nn(inp->|inp_sock|
|00005f40| 65 74 29 29 3d 3d 30 29 | 0a 09 7b 0a 09 20 20 20 |et))==0)|..{.. |
|00005f50| 20 2f 2a 20 67 6f 74 20 | 74 6f 20 62 75 69 6c 64 | /* got |to build|
|00005f60| 20 66 61 6b 65 20 69 6e | 70 20 74 6f 20 72 65 70 | fake in|p to rep|
|00005f70| 6c 79 20 68 65 72 65 20 | 2a 2f 0a 09 20 20 20 20 |ly here |*/.. |
|00005f80| 62 63 6f 70 79 28 28 63 | 61 64 64 72 5f 74 29 69 |bcopy((c|addr_t)i|
|00005f90| 6e 70 2c 28 63 61 64 64 | 72 5f 74 29 26 74 6d 70 |np,(cadd|r_t)&tmp|
|00005fa0| 69 6e 70 2c 73 69 7a 65 | 6f 66 28 74 6d 70 69 6e |inp,size|of(tmpin|
|00005fb0| 70 29 29 3b 0a 09 20 20 | 20 20 74 6d 70 69 6e 70 |p));.. | tmpinp|
|00005fc0| 2e 69 6e 70 5f 66 61 64 | 64 72 20 3d 20 72 69 2d |.inp_fad|dr = ri-|
|00005fd0| 3e 72 69 5f 73 72 63 3b | 0a 09 20 20 20 20 74 6d |>ri_src;|.. tm|
|00005fe0| 70 69 6e 70 2e 69 6e 70 | 5f 66 70 6f 72 74 20 3d |pinp.inp|_fport =|
|00005ff0| 20 72 69 2d 3e 72 69 5f | 73 70 6f 72 74 3b 0a 0a | ri->ri_|sport;..|
|00006000| 09 20 20 20 20 28 76 6f | 69 64 29 20 72 64 70 5f |. (vo|id) rdp_|
|00006010| 72 73 74 28 26 74 6d 70 | 69 6e 70 2c 31 2c 28 75 |rst(&tmp|inp,1,(u|
|00006020| 5f 6c 6f 6e 67 29 30 2c | 28 75 5f 6c 6f 6e 67 29 |_long)0,|(u_long)|
|00006030| 6e 74 6f 68 6c 28 72 69 | 2d 3e 72 69 5f 73 6e 29 |ntohl(ri|->ri_sn)|
|00006040| 2c 30 29 3b 0a 09 20 20 | 20 20 67 6f 74 6f 20 64 |,0);.. | goto d|
|00006050| 6f 6e 65 3b 0a 09 7d 0a | 0a 09 2f 2a 20 73 65 74 |one;..}.|../* set|
|00006060| 20 75 70 20 6e 65 77 20 | 73 6f 63 6b 65 74 20 2a | up new |socket *|
|00006070| 2f 0a 09 69 6e 70 32 20 | 3d 20 73 6f 74 6f 69 6e |/..inp2 |= sotoin|
|00006080| 70 63 62 28 73 6f 6e 65 | 77 29 3b 0a 09 69 6e 70 |pcb(sone|w);..inp|
|00006090| 32 2d 3e 69 6e 70 5f 6c | 61 64 64 72 20 3d 20 69 |2->inp_l|addr = i|
|000060a0| 6e 70 2d 3e 69 6e 70 5f | 6c 61 64 64 72 3b 0a 09 |np->inp_|laddr;..|
|000060b0| 69 6e 70 32 2d 3e 69 6e | 70 5f 66 61 64 64 72 20 |inp2->in|p_faddr |
|000060c0| 3d 20 72 69 2d 3e 72 69 | 5f 73 72 63 3b 0a 09 69 |= ri->ri|_src;..i|
|000060d0| 6e 70 32 2d 3e 69 6e 70 | 5f 6c 70 6f 72 74 20 3d |np2->inp|_lport =|
|000060e0| 20 69 6e 70 2d 3e 69 6e | 70 5f 6c 70 6f 72 74 3b | inp->in|p_lport;|
|000060f0| 0a 09 69 6e 70 32 2d 3e | 69 6e 70 5f 66 70 6f 72 |..inp2->|inp_fpor|
|00006100| 74 20 3d 20 72 69 2d 3e | 72 69 5f 73 70 6f 72 74 |t = ri->|ri_sport|
|00006110| 3b 0a 0a 09 72 70 32 20 | 3d 20 28 73 74 72 75 63 |;...rp2 |= (struc|
|00006120| 74 20 72 64 70 63 62 20 | 2a 29 69 6e 70 32 2d 3e |t rdpcb |*)inp2->|
|00006130| 69 6e 70 5f 70 70 63 62 | 3b 0a 09 72 71 32 20 3d |inp_ppcb|;..rq2 =|
|00006140| 20 72 70 32 2d 3e 72 70 | 5f 72 71 3b 0a 0a 09 72 | rp2->rp|_rq;...r|
|00006150| 70 32 2d 3e 72 70 5f 72 | 63 76 68 69 20 3d 20 72 |p2->rp_r|cvhi = r|
|00006160| 70 32 2d 3e 72 70 5f 72 | 63 76 63 75 72 20 3d 20 |p2->rp_r|cvcur = |
|00006170| 6e 74 6f 68 6c 28 72 69 | 2d 3e 72 69 5f 73 6e 29 |ntohl(ri|->ri_sn)|
|00006180| 3b 0a 09 72 70 32 2d 3e | 72 70 5f 72 63 76 75 65 |;..rp2->|rp_rcvue|
|00006190| 72 20 3d 20 72 70 32 2d | 3e 72 70 5f 72 63 76 63 |r = rp2-|>rp_rcvc|
|000061a0| 75 72 20 2b 20 31 20 2b | 20 52 5f 52 43 56 57 49 |ur + 1 +| R_RCVWI|
|000061b0| 4e 3b 0a 09 72 70 32 2d | 3e 72 70 5f 73 6e 64 68 |N;..rp2-|>rp_sndh|
|000061c0| 73 61 20 3d 20 72 70 32 | 2d 3e 72 70 5f 73 6e 64 |sa = rp2|->rp_snd|
|000061d0| 6e 78 74 20 3d 20 72 64 | 70 73 65 72 69 61 6c 2b |nxt = rd|pserial+|
|000061e0| 2b 3b 0a 09 72 70 32 2d | 3e 72 70 5f 73 6e 64 75 |+;..rp2-|>rp_sndu|
|000061f0| 6e 61 20 3d 20 72 70 32 | 2d 3e 72 70 5f 73 6e 64 |na = rp2|->rp_snd|
|00006200| 6e 78 74 3b 0a 09 72 70 | 32 2d 3e 72 70 5f 73 74 |nxt;..rp|2->rp_st|
|00006210| 61 74 65 20 3d 20 52 5f | 53 59 4e 5f 52 43 56 44 |ate = R_|SYN_RCVD|
|00006220| 3b 0a 0a 09 2f 2a 20 67 | 65 74 20 74 68 65 20 73 |;.../* g|et the s|
|00006230| 79 6e 20 76 61 72 69 61 | 62 6c 65 73 20 2d 2d 20 |yn varia|bles -- |
|00006240| 66 6c 61 67 73 20 61 72 | 65 6e 27 74 20 69 6e 74 |flags ar|en't int|
|00006250| 65 72 65 73 74 69 6e 67 | 20 2a 2f 0a 0a 09 72 73 |eresting| */...rs|
|00006260| 20 3d 20 28 73 74 72 75 | 63 74 20 72 64 70 73 79 | = (stru|ct rdpsy|
|00006270| 6e 20 2a 29 28 28 28 63 | 61 64 64 72 5f 74 29 72 |n *)(((c|addr_t)r|
|00006280| 69 29 20 2b 20 52 49 5f | 53 49 5a 45 29 3b 0a 09 |i) + RI_|SIZE);..|
|00006290| 72 70 32 2d 3e 72 70 5f | 73 6e 64 6d 61 78 20 3d |rp2->rp_|sndmax =|
|000062a0| 20 6e 74 6f 68 73 28 72 | 73 2d 3e 72 73 5f 6d 6f | ntohs(r|s->rs_mo|
|000062b0| 73 29 3b 0a 09 69 66 20 | 28 72 70 32 2d 3e 72 70 |s);..if |(rp2->rp|
|000062c0| 5f 73 6e 64 6d 61 78 20 | 3e 20 52 5f 4d 41 58 53 |_sndmax |> R_MAXS|
|000062d0| 4e 44 29 0a 09 20 20 20 | 20 72 70 32 2d 3e 72 70 |ND).. | rp2->rp|
|000062e0| 5f 73 6e 64 6d 61 78 20 | 3d 20 52 5f 4d 41 58 53 |_sndmax |= R_MAXS|
|000062f0| 4e 44 3b 0a 09 72 70 32 | 2d 3e 72 70 5f 6d 61 78 |ND;..rp2|->rp_max|
|00006300| 69 6e 66 6c 74 20 3d 20 | 72 70 32 2d 3e 72 70 5f |inflt = |rp2->rp_|
|00006310| 73 6e 64 6d 61 78 3b 0a | 0a 09 72 70 32 2d 3e 72 |sndmax;.|..rp2->r|
|00006320| 70 5f 73 6e 64 62 75 66 | 20 3d 20 6e 74 6f 68 73 |p_sndbuf| = ntohs|
|00006330| 28 72 73 2d 3e 72 73 5f | 6d 73 73 29 3b 0a 09 69 |(rs->rs_|mss);..i|
|00006340| 66 20 28 72 70 32 2d 3e | 72 70 5f 73 6e 64 62 75 |f (rp2->|rp_sndbu|
|00006350| 66 20 3e 20 72 64 70 5f | 6d 74 75 29 0a 09 20 20 |f > rdp_|mtu).. |
|00006360| 20 20 72 70 32 2d 3e 72 | 70 5f 73 6e 64 62 75 66 | rp2->r|p_sndbuf|
|00006370| 20 3d 20 72 64 70 5f 6d | 74 75 3b 0a 0a 09 2f 2a | = rdp_m|tu;.../*|
|00006380| 20 73 74 65 61 6c 20 66 | 69 72 73 74 20 74 69 6d | steal f|irst tim|
|00006390| 65 72 20 74 6f 20 72 65 | 74 72 61 6e 73 6d 69 74 |er to re|transmit|
|000063a0| 20 73 79 6e 73 20 2a 2f | 0a 09 72 71 32 2d 3e 72 | syns */|..rq2->r|
|000063b0| 71 5f 72 65 74 72 69 65 | 73 5b 30 5d 20 3d 20 30 |q_retrie|s[0] = 0|
|000063c0| 3b 0a 09 72 71 32 2d 3e | 72 71 5f 73 6e 64 74 69 |;..rq2->|rq_sndti|
|000063d0| 6d 65 72 5b 30 5d 20 3d | 20 30 3b 0a 0a 20 20 20 |mer[0] =| 0;.. |
|000063e0| 20 20 20 20 2f 2a 20 73 | 6e 64 6e 78 74 20 3d 3d | /* s|ndnxt ==|
|000063f0| 20 73 6e 64 69 73 73 20 | 2a 2f 0a 20 20 20 20 20 | sndiss |*/. |
+--------+-------------------------+-------------------------+--------+--------+
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