Rev 3406 | Go to most recent revision | Details | Compare with Previous | Last modification | View Log | RSS feed
Rev | Author | Line No. | Line |
---|---|---|---|
1763 | hidnplayr | 1 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
2 | ;; ;; |
||
2362 | hidnplayr | 3 | ;; Copyright (C) KolibriOS team 2004-2012. All rights reserved. ;; |
1763 | hidnplayr | 4 | ;; Distributed under terms of the GNU General Public License ;; |
5 | ;; ;; |
||
3143 | hidnplayr | 6 | ;; Part of the TCP/IP network stack for KolibriOS ;; |
1763 | hidnplayr | 7 | ;; ;; |
8 | ;; Written by hidnplayr@kolibrios.org ;; |
||
9 | ;; ;; |
||
10 | ;; Based on the code of 4.4BSD ;; |
||
11 | ;; ;; |
||
12 | ;; GNU GENERAL PUBLIC LICENSE ;; |
||
13 | ;; Version 2, June 1991 ;; |
||
14 | ;; ;; |
||
15 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
||
1733 | hidnplayr | 16 | |
1763 | hidnplayr | 17 | $Revision: 3514 $ |
1733 | hidnplayr | 18 | |
2955 | hidnplayr | 19 | align 4 |
20 | iglobal |
||
21 | TCP_backoff db 0,1,2,3,4,5,6,6,6,6,6,6,6 |
||
22 | endg |
||
23 | |||
2390 | hidnplayr | 24 | macro TCP_checksum IP1, IP2 { |
1733 | hidnplayr | 25 | |
26 | ;------------- |
||
27 | ; Pseudoheader |
||
28 | |||
2390 | hidnplayr | 29 | ; protocol type |
30 | mov edx, IP_PROTO_TCP |
||
1733 | hidnplayr | 31 | |
2390 | hidnplayr | 32 | ; source address |
33 | add dl, byte [IP1+1] |
||
34 | adc dh, byte [IP1+0] |
||
35 | adc dl, byte [IP1+3] |
||
36 | adc dh, byte [IP1+2] |
||
1733 | hidnplayr | 37 | |
2390 | hidnplayr | 38 | ; destination address |
39 | adc dl, byte [IP2+1] |
||
40 | adc dh, byte [IP2+0] |
||
41 | adc dl, byte [IP2+3] |
||
42 | adc dh, byte [IP2+2] |
||
1733 | hidnplayr | 43 | |
2390 | hidnplayr | 44 | ; size |
45 | adc dl, cl |
||
46 | adc dh, ch |
||
1733 | hidnplayr | 47 | |
2390 | hidnplayr | 48 | adc edx, 0 |
49 | |||
1733 | hidnplayr | 50 | ;--------------------- |
51 | ; Real header and data |
||
52 | |||
2390 | hidnplayr | 53 | push esi |
54 | call checksum_1 |
||
55 | call checksum_2 |
||
56 | pop esi |
||
1733 | hidnplayr | 57 | |
2390 | hidnplayr | 58 | } ; returns in dx only |
1733 | hidnplayr | 59 | |
60 | |||
61 | |||
62 | |||
2390 | hidnplayr | 63 | macro TCP_sendseqinit ptr { |
1733 | hidnplayr | 64 | |
2390 | hidnplayr | 65 | push edi ;;;; i dont like this static use of edi |
66 | mov edi, [ptr + TCP_SOCKET.ISS] |
||
67 | mov [ptr + TCP_SOCKET.SND_UP], edi |
||
68 | mov [ptr + TCP_SOCKET.SND_MAX], edi |
||
69 | mov [ptr + TCP_SOCKET.SND_NXT], edi |
||
70 | mov [ptr + TCP_SOCKET.SND_UNA], edi |
||
71 | pop edi |
||
1733 | hidnplayr | 72 | |
73 | } |
||
74 | |||
75 | |||
76 | |||
2390 | hidnplayr | 77 | macro TCP_rcvseqinit ptr { |
1733 | hidnplayr | 78 | |
2390 | hidnplayr | 79 | push edi |
80 | mov edi, [ptr + TCP_SOCKET.IRS] |
||
81 | inc edi |
||
82 | mov [ptr + TCP_SOCKET.RCV_NXT], edi |
||
83 | mov [ptr + TCP_SOCKET.RCV_ADV], edi |
||
84 | pop edi |
||
1733 | hidnplayr | 85 | |
86 | } |
||
87 | |||
88 | |||
89 | |||
2930 | hidnplayr | 90 | macro TCP_init_socket socket { |
1733 | hidnplayr | 91 | |
2612 | hidnplayr | 92 | mov [socket + TCP_SOCKET.t_maxseg], TCP_mss_default |
2953 | hidnplayr | 93 | mov [socket + TCP_SOCKET.t_flags], TF_REQ_SCALE or TF_REQ_TSTMP |
1733 | hidnplayr | 94 | |
2612 | hidnplayr | 95 | mov [socket + TCP_SOCKET.t_srtt], TCP_time_srtt_default |
96 | mov [socket + TCP_SOCKET.t_rttvar], TCP_time_rtt_default * 4 |
||
97 | mov [socket + TCP_SOCKET.t_rttmin], TCP_time_re_min |
||
98 | ;;; TODO: TCP_time_rangeset |
||
1733 | hidnplayr | 99 | |
2612 | hidnplayr | 100 | mov [socket + TCP_SOCKET.SND_CWND], TCP_max_win shl TCP_max_winshift |
101 | mov [socket + TCP_SOCKET.SND_SSTHRESH], TCP_max_win shl TCP_max_winshift |
||
1733 | hidnplayr | 102 | |
103 | |||
2612 | hidnplayr | 104 | } |
1733 | hidnplayr | 105 | |
106 | |||
107 | ;--------------------------- |
||
108 | ; |
||
109 | ; TCP_pull_out_of_band |
||
110 | ; |
||
111 | ; IN: eax = |
||
112 | ; ebx = socket ptr |
||
113 | ; edx = tcp packet ptr |
||
114 | ; |
||
115 | ; OUT: / |
||
116 | ; |
||
117 | ;--------------------------- |
||
118 | |||
119 | align 4 |
||
120 | TCP_pull_out_of_band: |
||
121 | |||
2390 | hidnplayr | 122 | DEBUGF 1,"TCP_pull_out_of_band\n" |
1733 | hidnplayr | 123 | |
2390 | hidnplayr | 124 | ;;;; 1282-1305 |
1733 | hidnplayr | 125 | |
2390 | hidnplayr | 126 | ret |
1733 | hidnplayr | 127 | |
128 | |||
129 | |||
130 | |||
131 | |||
132 | |||
133 | |||
134 | |||
135 | ;------------------------- |
||
136 | ; |
||
137 | ; TCP_drop |
||
138 | ; |
||
139 | ; IN: eax = socket ptr |
||
140 | ; ebx = error number |
||
141 | ; |
||
142 | ; OUT: eax = socket ptr |
||
143 | ; |
||
144 | ;------------------------- |
||
145 | align 4 |
||
146 | TCP_drop: |
||
147 | |||
2891 | hidnplayr | 148 | DEBUGF 1,"TCP_drop: %x\n", eax |
1733 | hidnplayr | 149 | |
2390 | hidnplayr | 150 | cmp [eax + TCP_SOCKET.t_state], TCPS_SYN_RECEIVED |
151 | jb .no_syn_received |
||
1733 | hidnplayr | 152 | |
2390 | hidnplayr | 153 | mov [eax + TCP_SOCKET.t_state], TCPS_CLOSED |
1733 | hidnplayr | 154 | |
2390 | hidnplayr | 155 | call TCP_output |
1733 | hidnplayr | 156 | |
157 | ;;; TODO: update stats |
||
158 | |||
2390 | hidnplayr | 159 | jmp TCP_close |
1733 | hidnplayr | 160 | |
161 | .no_syn_received: |
||
162 | |||
163 | ;;; TODO: update stats |
||
164 | |||
165 | ;;; TODO: check if error code is "Connection timed out' and handle accordingly |
||
166 | |||
2390 | hidnplayr | 167 | mov [eax + SOCKET.errorcode], ebx |
1733 | hidnplayr | 168 | |
169 | |||
170 | |||
171 | |||
172 | |||
173 | |||
174 | |||
175 | |||
176 | ;------------------------- |
||
177 | ; |
||
178 | ; TCP_close |
||
179 | ; |
||
180 | ; IN: eax = socket ptr |
||
181 | ; OUT: eax = socket ptr |
||
182 | ; |
||
183 | ;------------------------- |
||
184 | align 4 |
||
185 | TCP_close: |
||
186 | |||
2869 | hidnplayr | 187 | DEBUGF 1,"TCP_close: %x\n", eax |
1733 | hidnplayr | 188 | |
189 | ;;; TODO: update RTT and mean deviation |
||
190 | ;;; TODO: update slow start threshold |
||
191 | |||
2390 | hidnplayr | 192 | call SOCKET_is_disconnected |
3162 | hidnplayr | 193 | call SOCKET_free |
1733 | hidnplayr | 194 | |
2390 | hidnplayr | 195 | ret |
1733 | hidnplayr | 196 | |
197 | |||
198 | |||
199 | |||
200 | ;------------------------- |
||
201 | ; |
||
202 | ; TCP_outflags |
||
203 | ; |
||
204 | ; IN: eax = socket ptr |
||
205 | ; |
||
206 | ; OUT: edx = flags |
||
207 | ; |
||
208 | ;------------------------- |
||
209 | align 4 |
||
210 | TCP_outflags: |
||
211 | |||
2390 | hidnplayr | 212 | mov edx, [eax + TCP_SOCKET.t_state] |
213 | movzx edx, byte [edx + .flaglist] |
||
1733 | hidnplayr | 214 | |
2891 | hidnplayr | 215 | DEBUGF 1,"TCP_outflags: socket=%x flags=%x\n", eax, dl |
1733 | hidnplayr | 216 | |
2390 | hidnplayr | 217 | ret |
1733 | hidnplayr | 218 | |
219 | .flaglist: |
||
220 | |||
2390 | hidnplayr | 221 | db TH_RST + TH_ACK ; TCPS_CLOSED |
222 | db 0 ; TCPS_LISTEN |
||
223 | db TH_SYN ; TCPS_SYN_SENT |
||
224 | db TH_SYN + TH_ACK ; TCPS_SYN_RECEIVED |
||
225 | db TH_ACK ; TCPS_ESTABLISHED |
||
226 | db TH_ACK ; TCPS_CLOSE_WAIT |
||
2890 | hidnplayr | 227 | db TH_FIN + TH_ACK ; TCPS_FIN_WAIT_1 |
228 | db TH_FIN + TH_ACK ; TCPS_CLOSING |
||
229 | db TH_FIN + TH_ACK ; TCPS_LAST_ACK |
||
2390 | hidnplayr | 230 | db TH_ACK ; TCPS_FIN_WAIT_2 |
231 | db TH_ACK ; TCPS_TIMED_WAIT |
||
1733 | hidnplayr | 232 | |
233 | |||
234 | |||
235 | |||
236 | |||
237 | |||
238 | ;--------------------------------------- |
||
239 | ; |
||
1830 | hidnplayr | 240 | ; The fast way to send an ACK/RST/keepalive segment |
1733 | hidnplayr | 241 | ; |
3143 | hidnplayr | 242 | ; TCP_respond |
1733 | hidnplayr | 243 | ; |
244 | ; IN: ebx = socket ptr |
||
245 | ; cl = flags |
||
246 | ; |
||
247 | ;-------------------------------------- |
||
248 | align 4 |
||
3143 | hidnplayr | 249 | TCP_respond: |
1733 | hidnplayr | 250 | |
2891 | hidnplayr | 251 | DEBUGF 1,"TCP_respond_socket: socket=%x flags=%x\n", ebx, cl |
1733 | hidnplayr | 252 | |
253 | ;--------------------- |
||
254 | ; Create the IP packet |
||
255 | |||
2390 | hidnplayr | 256 | push cx ebx |
257 | mov eax, [ebx + IP_SOCKET.RemoteIP] |
||
2877 | hidnplayr | 258 | mov edx, [ebx + IP_SOCKET.LocalIP] |
2390 | hidnplayr | 259 | mov ecx, sizeof.TCP_header |
2877 | hidnplayr | 260 | mov di, IP_PROTO_TCP shl 8 + 128 |
2390 | hidnplayr | 261 | call IPv4_output |
262 | test edi, edi |
||
263 | jz .error |
||
264 | pop esi cx |
||
265 | push edx eax |
||
1733 | hidnplayr | 266 | |
267 | ;----------------------------------------------- |
||
268 | ; Fill in the TCP header by using the socket ptr |
||
269 | |||
2390 | hidnplayr | 270 | mov ax, [esi + TCP_SOCKET.LocalPort] |
271 | stosw |
||
272 | mov ax, [esi + TCP_SOCKET.RemotePort] |
||
273 | stosw |
||
274 | mov eax, [esi + TCP_SOCKET.SND_NXT] |
||
275 | bswap eax |
||
276 | stosd |
||
277 | mov eax, [esi + TCP_SOCKET.RCV_NXT] |
||
278 | bswap eax |
||
279 | stosd |
||
280 | mov al, 0x50 ; Dataoffset: 20 bytes (TCP_header.DataOffset) |
||
281 | stosb |
||
282 | mov al, cl |
||
283 | stosb |
||
1830 | hidnplayr | 284 | ; mov ax, [esi + TCP_SOCKET.RCV_WND] |
285 | ; rol ax, 8 |
||
2390 | hidnplayr | 286 | mov ax, 0x00a0 ;;;;;;; FIXME |
287 | stosw ; window |
||
288 | xor eax, eax |
||
289 | stosd ; checksum + urgentpointer |
||
1733 | hidnplayr | 290 | |
291 | ;--------------------- |
||
292 | ; Fill in the checksum |
||
293 | |||
294 | .checksum: |
||
2390 | hidnplayr | 295 | sub edi, sizeof.TCP_header |
296 | mov ecx, sizeof.TCP_header |
||
297 | xchg esi, edi |
||
298 | TCP_checksum (edi + IP_SOCKET.LocalIP), (edi + IP_SOCKET.RemoteIP) |
||
299 | mov [esi+TCP_header.Checksum], dx |
||
1733 | hidnplayr | 300 | |
301 | ;-------------------- |
||
302 | ; And send the segment |
||
303 | |||
2390 | hidnplayr | 304 | call [ebx + NET_DEVICE.transmit] |
305 | ret |
||
1733 | hidnplayr | 306 | |
307 | .error: |
||
2891 | hidnplayr | 308 | DEBUGF 1,"TCP_respond_socket: failed\n" |
309 | add esp, 2 + 4 |
||
1733 | hidnplayr | 310 | |
2390 | hidnplayr | 311 | ret |
1733 | hidnplayr | 312 | |
313 | |||
314 | |||
315 | |||
316 | |||
317 | |||
318 | |||
319 | |||
320 | ;------------------------- |
||
3270 | hidnplayr | 321 | ; TCP_respond_segment: |
1733 | hidnplayr | 322 | ; |
2600 | hidnplayr | 323 | ; IN: edx = segment ptr (a previously received segment) |
2308 | hidnplayr | 324 | ; edi = ptr to dest and src IPv4 addresses |
1733 | hidnplayr | 325 | ; cl = flags |
326 | |||
327 | align 4 |
||
328 | TCP_respond_segment: |
||
329 | |||
3270 | hidnplayr | 330 | DEBUGF 1,"TCP_respond_segment: frame=%x flags=%x\n", edx, cl |
1733 | hidnplayr | 331 | |
332 | ;--------------------- |
||
333 | ; Create the IP packet |
||
334 | |||
2600 | hidnplayr | 335 | push cx edx |
2390 | hidnplayr | 336 | mov ebx, [edi + 4] |
337 | mov eax, [edi] |
||
338 | mov ecx, sizeof.TCP_header |
||
3270 | hidnplayr | 339 | mov di, IP_PROTO_TCP shl 8 + 128 |
2390 | hidnplayr | 340 | call IPv4_output |
341 | jz .error |
||
2600 | hidnplayr | 342 | pop esi cx |
1733 | hidnplayr | 343 | |
2390 | hidnplayr | 344 | push edx eax |
1733 | hidnplayr | 345 | |
346 | ;--------------------------------------------------- |
||
347 | ; Fill in the TCP header by using a received segment |
||
348 | |||
2390 | hidnplayr | 349 | mov ax, [esi + TCP_header.DestinationPort] |
350 | stosw |
||
351 | mov ax, [esi + TCP_header.SourcePort] |
||
352 | stosw |
||
353 | mov eax, [esi + TCP_header.AckNumber] |
||
354 | bswap eax |
||
355 | stosd |
||
356 | xor eax, eax |
||
357 | stosd |
||
3275 | hidnplayr | 358 | mov al, 0x50 ; Dataoffset: 20 bytes (sizeof.TCP_header/4 shl 4) |
2390 | hidnplayr | 359 | stosb |
360 | mov al, cl |
||
361 | stosb |
||
362 | mov ax, 1280 |
||
363 | rol ax, 8 |
||
364 | stosw ; window |
||
365 | xor eax, eax |
||
366 | stosd ; checksum + urgentpointer |
||
1733 | hidnplayr | 367 | |
368 | ;--------------------- |
||
369 | ; Fill in the checksum |
||
370 | |||
2390 | hidnplayr | 371 | lea esi, [edi - sizeof.TCP_header] |
372 | mov ecx, sizeof.TCP_header |
||
373 | TCP_checksum (esi - sizeof.IPv4_header + IPv4_header.DestinationAddress),\ ; FIXME |
||
374 | (esi - sizeof.IPv4_header + IPv4_header.SourceAddress) |
||
3270 | hidnplayr | 375 | mov [esi + TCP_header.Checksum], dx |
1733 | hidnplayr | 376 | |
377 | ;-------------------- |
||
378 | ; And send the segment |
||
379 | |||
2390 | hidnplayr | 380 | call [ebx + NET_DEVICE.transmit] |
381 | ret |
||
1733 | hidnplayr | 382 | |
383 | .error: |
||
2891 | hidnplayr | 384 | DEBUGF 1,"TCP_respond_segment: failed\n" |
2390 | hidnplayr | 385 | add esp, 2+4 |
1733 | hidnplayr | 386 | |
2390 | hidnplayr | 387 | ret |
2362 | hidnplayr | 388 | |
389 | |||
2955 | hidnplayr | 390 | macro TCPT_RANGESET timer, value, min, max { |
2362 | hidnplayr | 391 | |
2955 | hidnplayr | 392 | local .min |
393 | local .max |
||
394 | local .done |
||
2362 | hidnplayr | 395 | |
2955 | hidnplayr | 396 | cmp value, min |
397 | jb .min |
||
398 | cmp value, max |
||
399 | ja .max |
||
400 | |||
401 | mov timer, value |
||
402 | jmp .done |
||
403 | |||
404 | .min: |
||
405 | mov timer, value |
||
406 | jmp .done |
||
407 | |||
408 | .max: |
||
409 | mov timer, value |
||
410 | jmp .done |
||
411 | |||
412 | .done: |
||
413 | } |
||
414 | |||
415 | |||
416 | align 4 |
||
417 | TCP_set_persist: |
||
418 | |||
3514 | hidnplayr | 419 | DEBUGF 1,"TCP_set_persist\n" |
420 | |||
2937 | hidnplayr | 421 | ; First, check if retransmit timer is not set, retransmit and persist are mutually exclusive |
422 | |||
2955 | hidnplayr | 423 | cmp [eax + TCP_SOCKET.timer_retransmission], 0 |
3514 | hidnplayr | 424 | ja @f |
2937 | hidnplayr | 425 | |
426 | ; calculate RTO |
||
2955 | hidnplayr | 427 | push ebx |
428 | mov ebx, [eax + TCP_SOCKET.t_srtt] |
||
429 | shr ebx, 2 |
||
430 | add ebx, [eax + TCP_SOCKET.t_rttvar] |
||
431 | shr ebx, 1 |
||
2937 | hidnplayr | 432 | |
2955 | hidnplayr | 433 | mov cl, [eax + TCP_SOCKET.t_rxtshift] |
434 | shl ebx, cl |
||
2937 | hidnplayr | 435 | |
436 | ; Start/restart persistance timer. |
||
437 | |||
2955 | hidnplayr | 438 | TCPT_RANGESET [eax + TCP_SOCKET.timer_persist], ebx, TCP_time_pers_min, TCP_time_pers_max |
2362 | hidnplayr | 439 | |
2955 | hidnplayr | 440 | pop ebx |
2937 | hidnplayr | 441 | |
2955 | hidnplayr | 442 | cmp [eax + TCP_SOCKET.t_rxtshift], TCP_max_rxtshift |
443 | jae @f |
||
444 | inc [eax + TCP_SOCKET.t_rxtshift] |
||
445 | @@: |
||
2930 | hidnplayr | 446 | |
2955 | hidnplayr | 447 | ret |
2937 | hidnplayr | 448 | |
449 | |||
2955 | hidnplayr | 450 | |
2930 | hidnplayr | 451 | ; eax = rtt |
452 | ; ebx = socket ptr |
||
453 | |||
454 | align 4 |
||
455 | TCP_xmit_timer: |
||
456 | |||
2948 | hidnplayr | 457 | DEBUGF 1,"TCP_xmit_timer: socket=%x rtt=%d0ms\n", ebx, eax |
458 | |||
2937 | hidnplayr | 459 | ;TODO: update stats |
2930 | hidnplayr | 460 | |
2937 | hidnplayr | 461 | cmp [ebx + TCP_SOCKET.t_rtt], 0 |
462 | je .no_rtt_yet |
||
463 | |||
464 | ; srtt is stored as a fixed point with 3 bits after the binary point. |
||
465 | ; The following magic is equivalent of the smoothing algorithm in rfc793 with an alpha of .875 |
||
466 | ; (srtt = rtt/8 + srtt*7/8 in fixed point) |
||
467 | ; Adjust rtt to origin 0. |
||
468 | |||
469 | push ecx |
||
470 | mov ecx, [ebx + TCP_SOCKET.t_srtt] |
||
471 | shr ecx, TCP_RTT_SHIFT |
||
472 | sub eax, ecx |
||
473 | dec eax |
||
474 | pop ecx |
||
475 | |||
476 | add [ebx + TCP_SOCKET.t_srtt], eax |
||
477 | ja @f |
||
478 | mov [ebx + TCP_SOCKET.t_srtt], 1 |
||
479 | @@: |
||
480 | |||
481 | ; We accumulate a smoothed rtt variance (actually, a smoothed mean difference), |
||
482 | ; then set the retransmit timer to smoothed rtt + 4 times the smoothed variance. |
||
483 | ; rttvar is stored as fixed point with 2 bits after the binary point. |
||
484 | ; The following is equivalent to rfc793 smoothing with an alpha of .75 |
||
485 | ; (rttvar = rttvar*3/4 + delta/4) (delta = eax) |
||
486 | |||
487 | ; get abs(eax) |
||
488 | push edx |
||
489 | cdq |
||
490 | xor eax, edx |
||
491 | sub eax, edx |
||
492 | |||
493 | mov edx, [ebx + TCP_SOCKET.t_rttvar] |
||
494 | shr edx, TCP_RTTVAR_SHIFT |
||
495 | sub eax, edx |
||
496 | pop edx |
||
497 | |||
498 | add [ebx + TCP_SOCKET.t_rttvar], eax |
||
499 | ja @f |
||
500 | mov [ebx + TCP_SOCKET.t_rttvar], 1 |
||
501 | @@: |
||
502 | ret |
||
503 | |||
504 | |||
505 | .no_rtt_yet: |
||
506 | |||
507 | push ecx |
||
508 | mov ecx, eax |
||
509 | shl ecx, TCP_RTT_SHIFT |
||
510 | mov [ebx + TCP_SOCKET.t_srtt], ecx |
||
511 | |||
512 | shl eax, TCP_RTTVAR_SHIFT - 1 |
||
513 | mov [ebx + TCP_SOCKET.t_rttvar], eax |
||
514 | pop ecx |
||
515 | |||
516 | ret |
||
3144 | hidnplayr | 517 | |
518 | |||
519 | |||
520 | |||
521 | ; eax = max segment size |
||
522 | ; ebx = socket ptr |
||
523 | align 4 |
||
524 | TCP_mss: |
||
525 | |||
526 | cmp eax, 1420 ; FIXME |
||
527 | jbe @f |
||
528 | mov eax, 1420 |
||
529 | @@: |
||
530 | mov [ebx + TCP_SOCKET.t_maxseg], eax |
||
531 | |||
532 | |||
533 | ret |
||
3406 | hidnplayr | 534 | |
535 | |||
536 | |||
537 | |||
538 | ; ebx = socket ptr |
||
539 | ; edx = segment ptr |
||
540 | align 4 |
||
541 | TCP_reassemble: |
||
542 | |||
543 | |||
544 | |||
545 | ret |
||
546 |