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Implemented TCP 2MSL (Timed-wait) timer.

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Cleanup and various bugfixes in network code.

git-svn-id: svn://kolibrios.org@5976 a494cfbc-eb01-0410-851d-a64ba20cac60
This commit is contained in:
hidnplayr
2015-12-16 21:20:53 +00:00
parent 092530d560
commit 0be26c4c22
9 changed files with 790 additions and 732 deletions
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204
kernel/trunk/network/tcp_subr.inc
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@@ -104,18 +104,17 @@ macro TCP_init_socket socket {
}
;---------------------------
;
; TCP_pull_out_of_band
;
; IN: eax =
; ebx = socket ptr
; edx = tcp packet ptr
;
; OUT: /
;
;---------------------------
;-----------------------------------------------------------------;
; ;
; TCP_pull_out_of_band ;
; ;
; IN: eax = ? ;
; ebx = socket ptr ;
; edx = tcp packet ptr ;
; ;
; OUT: / ;
; ;
;-----------------------------------------------------------------;
align 4
TCP_pull_out_of_band:
@@ -127,21 +126,16 @@ TCP_pull_out_of_band:
;-------------------------
;
; TCP_drop
;
; IN: eax = socket ptr
; ebx = error number
;
; OUT: eax = socket ptr
;
;-------------------------
;-----------------------------------------------------------------;
; ;
; TCP_drop ;
; ;
; IN: eax = socket ptr ;
; ebx = error number ;
; ;
; OUT: eax = socket ptr ;
; ;
;-----------------------------------------------------------------;
align 4
TCP_drop: ; FIXME CHECKME TODO
@@ -171,14 +165,15 @@ TCP_drop: ; FIXME CHECKME TODO
;-------------------------
;
; TCP_disconnect
;
; IN: eax = socket ptr
; OUT: eax = socket ptr / 0
;
;-------------------------
;-----------------------------------------------------------------;
; ;
; TCP_disconnect ;
; ;
; IN: eax = socket ptr ;
; ;
; OUT: eax = socket ptr / 0 ;
; ;
;-----------------------------------------------------------------;
align 4
TCP_disconnect:
@@ -198,18 +193,18 @@ TCP_disconnect:
call TCP_output
pop eax
@@:
ret
;-------------------------
;
; TCP_close
;
; IN: eax = socket ptr
; OUT: /
;
;-------------------------
;-----------------------------------------------------------------;
; ;
; TCP_close ;
; ;
; IN: eax = socket ptr ;
; ;
; OUT: / ;
; ;
;-----------------------------------------------------------------;
align 4
TCP_close:
@@ -222,21 +217,19 @@ TCP_close:
call SOCKET_free
xor eax, eax
ret
;-------------------------
;
; TCP_outflags
;
; IN: eax = socket ptr
;
; OUT: edx = flags
;
;-------------------------
;-----------------------------------------------------------------;
; ;
; TCP_outflags ;
; ;
; IN: eax = socket ptr ;
; ;
; OUT: edx = flags ;
; ;
;-----------------------------------------------------------------;
align 4
TCP_outflags:
@@ -266,19 +259,16 @@ TCP_outflags:
;-----------------------------------------------------------------
;
; The fast way to send an ACK/RST/keepalive segment
;
; TCP_respond
;
; IN: ebx = socket ptr
; cl = flags
;
; OUT: /
;
;-----------------------------------------------------------------
;-----------------------------------------------------------------;
; ;
; TCP_respond: Fast way to send an ACK/RST/keepalive segment. ;
; ;
; IN: ebx = socket ptr ;
; cl = flags ;
; ;
; OUT: / ;
; ;
;-----------------------------------------------------------------;
align 4
TCP_respond:
@@ -351,19 +341,18 @@ TCP_respond:
ret
;-----------------------------------------------------------------
;
; TCP_respond_segment:
;
; IN: ebx = device ptr
; edx = segment ptr (a previously received segment)
; edi = ptr to IPv4 header
; cl = flags
;
; OUT: /
;
;-----------------------------------------------------------------
;-----------------------------------------------------------------;
; ;
; TCP_respond_segment ;
; ;
; IN: ebx = device ptr ;
; edx = segment ptr (a previously received segment) ;
; edi = ptr to IPv4 header ;
; cl = flags ;
; ;
; OUT: / ;
; ;
;-----------------------------------------------------------------;
align 4
TCP_respond_segment:
@@ -457,7 +446,11 @@ local .done
.done:
}
;-----------------------------------------------------------------;
; ;
; TCP_set_persist ;
; ;
;-----------------------------------------------------------------;
align 4
TCP_set_persist:
@@ -494,13 +487,20 @@ TCP_set_persist:
; eax = rtt
; ebx = socket ptr
;-----------------------------------------------------------------;
; ;
; TCP_xmit_timer: Calculate new smoothed RTT. ;
; ;
; IN: eax = rtt ;
; ebx = socket ptr ;
; ;
; OUT: / ;
; ;
;-----------------------------------------------------------------;
align 4
TCP_xmit_timer:
DEBUGF DEBUG_NETWORK_VERBOSE, "TCP_xmit_timer: socket=%x rtt=%d0ms\n", ebx, eax
DEBUGF DEBUG_NETWORK_VERBOSE, "TCP_xmit_timer: socket=0x%x rtt=%d0ms\n", ebx, eax
;TODO: update stats
@@ -549,7 +549,6 @@ TCP_xmit_timer:
.no_rtt_yet:
push ecx
mov ecx, eax
shl ecx, TCP_RTT_SHIFT
@@ -562,14 +561,20 @@ TCP_xmit_timer:
ret
; eax = max segment size
; ebx = socket ptr
;-----------------------------------------------------------------;
; ;
; TCP_mss: Update maximum segment size ;
; ;
; IN: eax = max segment size ;
; ebx = socket ptr ;
; ;
; OUT: / ;
; ;
;-----------------------------------------------------------------;
align 4
TCP_mss:
cmp eax, 1420 ; FIXME
cmp eax, 1420 ; FIXME
jbe @f
mov eax, 1420
@@:
@@ -580,13 +585,20 @@ TCP_mss:
; ebx = socket ptr
; edx = segment ptr
;-----------------------------------------------------------------;
; ;
; TCP_reassemble ;
; ;
; IN: ebx = socket ptr ;
; edx = segment ptr ;
; ;
; OUT: / ;
; ;
;-----------------------------------------------------------------;
align 4
TCP_reassemble:
;;;;; TODO
ret