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TCP: Ack every other received full MSS segment, bugfixes.

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git-svn-id: svn://kolibrios.org@7974 a494cfbc-eb01-0410-851d-a64ba20cac60
This commit is contained in:
hidnplayr 2020-05-23 15:20:41 +00:00
parent d22e3a158e
commit c20f1efa82
3 changed files with 34 additions and 20 deletions
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29
kernel/trunk/network/socket.inc
View File

@ -1,6 +1,6 @@
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; ;;
;; Copyright (C) KolibriOS team 2004-2019. All rights reserved. ;;
;; Copyright (C) KolibriOS team 2004-2020. All rights reserved. ;;
;; Distributed under terms of the GNU General Public License ;;
;; ;;
;; Part of the TCP/IP network stack for KolibriOS ;;
@ -292,7 +292,7 @@ sys_socket:
align 4
socket_open:
DEBUGF DEBUG_NETWORK_VERBOSE, "SOCKET_open: domain=%u type=%u protocol=%x ", ecx, edx, esi
DEBUGF DEBUG_NETWORK_VERBOSE, "SOCKET_open: domain=%u type=%u protocol=%x\n", ecx, edx, esi
push ecx edx esi
call socket_alloc
@ -301,7 +301,7 @@ socket_open:
jz .nobuffs
mov [esp+32], edi ; return socketnumber
DEBUGF DEBUG_NETWORK_VERBOSE, "socknum=%u\n", edi
DEBUGF DEBUG_NETWORK_VERBOSE, "SOCKET_open: socknum=%u\n", edi
test edx, SO_NONBLOCK
jz @f
@ -374,7 +374,7 @@ align 4
.tcp:
mov [eax + SOCKET.Protocol], IP_PROTO_TCP
mov [eax + SOCKET.snd_proc], socket_send_tcp
mov [eax + SOCKET.rcv_proc], socket_receive_stream
mov [eax + SOCKET.rcv_proc], socket_receive_tcp
mov [eax + SOCKET.connect_proc], tcp_connect
tcp_init_socket eax
@ -896,6 +896,20 @@ socket_receive_dgram:
@@:
ret
align 4
socket_receive_tcp:
call socket_receive_stream
test ecx, ecx
jz @f
push eax ebx ecx
call tcp_output
pop ecx ebx eax
@@:
ret
align 4
socket_receive_local:
@ -1829,14 +1843,13 @@ socket_block:
pushf
cli
; Set the 'socket is blocked' flag
or [eax + SOCKET.state], SS_BLOCKED
; Suspend the thread
push edx
mov edx, [TASK_BASE]
mov [edx + TASKDATA.state], 1 ; Suspended
mov [edx + TASKDATA.state], TSTATE_RUN_SUSPENDED
; Remember the thread ID so we can wake it up again
mov edx, [edx + TASKDATA.pid]
@ -1882,7 +1895,7 @@ socket_notify:
cmp [esi + TASKDATA.pid], ebx
je .found
inc ecx
add esi, 0x20
add esi, sizeof.TASKDATA
cmp ecx, [TASK_COUNT]
jbe .next
@ -1914,7 +1927,7 @@ socket_notify:
; Socket and thread exists and socket is of blocking type
; We'll try to unblock it.
and [eax + SOCKET.state], not SS_BLOCKED ; Clear the 'socket is blocked' flag
mov [esi + TASKDATA.state], 0 ; Run the thread
mov [esi + TASKDATA.state], TSTATE_RUNNING ; Run the thread
DEBUGF DEBUG_NETWORK_VERBOSE, "SOCKET_notify: Unblocked socket!\n"
pop esi ecx ebx

4
kernel/trunk/network/tcp_input.inc
View File

@ -1,6 +1,6 @@
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; ;;
;; Copyright (C) KolibriOS team 2004-2017. All rights reserved. ;;
;; Copyright (C) KolibriOS team 2004-2020. All rights reserved. ;;
;; Distributed under terms of the GNU General Public License ;;
;; ;;
;; Part of the TCP/IP network stack for KolibriOS ;;
@ -1275,7 +1275,7 @@ endl
; we'll hang forever.
test [ebx + SOCKET.state], SS_CANTRCVMORE
jnz @f
jz @f
mov eax, ebx
call socket_is_disconnected
mov [ebx + TCP_SOCKET.timer_timed_wait], TCP_time_max_idle

21
kernel/trunk/network/tcp_subr.inc
View File

@ -1,6 +1,6 @@
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; ;;
;; Copyright (C) KolibriOS team 2004-2017. All rights reserved. ;;
;; Copyright (C) KolibriOS team 2004-2020. All rights reserved. ;;
;; Distributed under terms of the GNU General Public License ;;
;; ;;
;; Part of the TCP/IP network stack for KolibriOS ;;
@ -102,6 +102,8 @@ macro tcp_init_socket socket {
mov [socket + TCP_SOCKET.SND_CWND], TCP_max_win shl TCP_max_winshift
mov [socket + TCP_SOCKET.SND_SSTHRESH], TCP_max_win shl TCP_max_winshift
mov [socket + TCP_SOCKET.RCV_SCALE], 0
mov [socket + TCP_SOCKET.SND_SCALE], 0
}
@ -139,7 +141,9 @@ tcp_pull_out_of_band:
; ;
;-----------------------------------------------------------------;
align 4
tcp_drop: ; FIXME CHECKME TODO
tcp_drop:
;;; TODO: check if error code is "Connection timed out' and handle accordingly
DEBUGF DEBUG_NETWORK_VERBOSE, "tcp_drop: %x\n", eax
@ -152,19 +156,16 @@ tcp_drop: ; FIXME CHECKME TODO
call tcp_output
pop eax
;;; TODO: update stats
inc [TCPS_drops]
mov [eax + SOCKET.errorcode], ebx
jmp tcp_close
.no_syn_received:
inc [TCPS_conndrops]
;;; TODO: update stats
;;; TODO: check if error code is "Connection timed out' and handle accordingly
; mov [eax + SOCKET.errorcode], ebx
mov [eax + SOCKET.errorcode], ebx
jmp tcp_close
;-----------------------------------------------------------------;