More TCP updates + Socket states

git-svn-id: svn://kolibrios.org@1773 a494cfbc-eb01-0410-851d-a64ba20cac60

kernel/branches/net/network/socket.inc

@@ -15,6 +15,7 @@
 
 $Revision$
 
+
 virtual at 0
 
 	SOCKET:
@@ -1680,3 +1681,46 @@ SOCKET_process_end:
 	pop	ebx
 
 	ret
+
+
+
+
+
+
+
+
+;-----------------------------------------------------------------
+;
+; SOCKET_is_disconnecting
+;
+;  IN:  eax = socket ptr
+;  OUT: /
+;
+;-----------------------------------------------------------------
+
+align 4
+SOCKET_is_disconnecting:
+
+	and	[eax + SOCKET.options], not (SS_ISCONNECTING)
+	or	[eax + SOCKET.options], SS_ISDISCONNECTING + SS_CANTRCVMORE + SS_CANTSENDMORE
+
+	jmp	SOCKET_notify_owner
+
+
+
+;-----------------------------------------------------------------
+;
+; SOCKET_is_disconnected
+;
+;  IN:  eax = socket ptr
+;  OUT: /
+;
+;-----------------------------------------------------------------
+
+align 4
+SOCKET_is_disconnected:
+
+	and	[eax + SOCKET.options], not (SS_ISCONNECTING + SS_ISCONNECTED + SS_ISDISCONNECTING)
+	or	[eax + SOCKET.options], SS_CANTRCVMORE + SS_CANTSENDMORE
+
+	jmp	SOCKET_notify_owner

kernel/branches/net/network/stack.inc

@@ -62,6 +62,23 @@ SOCK_RAW	equ 3
 ; Socket options
 SO_ACCEPTCON	equ 1
 
+; Socket States
+SS_NOFDREF		equ 0x001   ; no file table ref any more
+SS_ISCONNECTED		equ 0x002   ; socket connected to a peer
+SS_ISCONNECTING 	equ 0x004   ; in process of connecting to peer
+SS_ISDISCONNECTING	equ 0x008   ; in process of disconnecting
+SS_CANTSENDMORE 	equ 0x010   ; can't send more data to peer
+SS_CANTRCVMORE		equ 0x020   ; can't receive more data from peer
+SS_RCVATMARK		equ 0x040   ; at mark on input
+SS_ISABORTING		equ 0x080   ; aborting fd references - close()
+SS_RESTARTSYS		equ 0x100   ; restart blocked system calls
+SS_ISDISCONNECTED	equ 0x800   ; socket disconnected from peer
+
+SS_ASYNC		equ 0x100   ; async i/o notify
+SS_ISCONFIRMING 	equ 0x200   ; deciding to accept connection req
+SS_MORETOCOME		equ 0x400   ;
+
+
 SOCKET_MAXDATA	equ 4096*32	; must be 4096*(power of 2) where 'power of 2' is at least 8
 
 ; Network driver types

kernel/branches/net/network/tcp_input.inc

@@ -1129,10 +1129,11 @@ align 4
   .ack_fw1:
 	jz	.ack_processed
 
-	test	[ebx + SOCKET.state], SO_CANTRCVMORE
+	test	[ebx + SOCKET.state], SS_CANTRCVMORE
 	jnz	@f
-	;;soisdisconnected(ebx)
-	mov	[ebx + TCP_SOCKET.timer_timed_wait], TCP_time_max_idle
+	mov	eax, ebx
+	call	SOCKET_is_disconnected
+;;;        mov     [ebx + TCP_SOCKET.timer_timed_wait], TCP_time_max_idle
        @@:
 
 	mov	[ebx + TCP_SOCKET.t_state], TCB_FIN_WAIT_2
@@ -1143,15 +1144,19 @@ align 4
 	jz	.ack_processed
 
 	mov	[ebx + TCP_SOCKET.t_state], TCB_TIMED_WAIT
+	mov	eax, ebx
 	call	TCP_cancel_timers
 	mov	[ebx + TCP_SOCKET.timer_timed_wait], 2 * TCP_time_MSL
-	;;soisdisconnected(ebx)
+	mov	eax, ebx
+	call	SOCKET_is_disconnected
 	jmp	.ack_processed
 
 
   .ack_la:
 	jz	.ack_processed
 
+
+	mov	eax, ebx
 	call	TCP_close
 	jmp	.drop
 

kernel/branches/net/network/tcp_timer.inc

@@ -112,3 +112,24 @@ local	.exit
   .exit:
 
 }
+
+
+
+; eax = socket
+
+TCP_cancel_timers:
+
+	push	eax edi
+
+	lea	edi, [eax + TCP_SOCKET.timer_retransmission]
+	xor	eax, eax
+	stosd
+	stosd
+	stosd
+	stosd
+	stosd
+
+	pop	edi eax
+
+
+	ret