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More TCP and sockets code

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git-svn-id: svn://kolibrios.org@1774 a494cfbc-eb01-0410-851d-a64ba20cac60
This commit is contained in:
hidnplayr 2011-01-28 23:07:25 +00:00
parent 2ba52e3e4a
commit 8619f93e83
3 changed files with 78 additions and 55 deletions
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15
kernel/branches/net/network/socket.inc
View File

@ -1724,3 +1724,18 @@ SOCKET_is_disconnected:
or [eax + SOCKET.options], SS_CANTRCVMORE + SS_CANTSENDMORE
jmp SOCKET_notify_owner
;-----------------------------------------------------------------
;
; SOCKET_cant_recv_more
;
; IN: eax = socket ptr
; OUT: /
;
;-----------------------------------------------------------------
align 4
SOCKET_cant_recv_more:
ret

83
kernel/branches/net/network/stack.inc
View File

@ -43,56 +43,56 @@ ETHER_PPP_DISCOVERY equ 0x6388
ETHER_PPP_SESSION equ 0x6488
;Protocol family
AF_UNSPEC equ 0
AF_UNIX equ 1
AF_INET4 equ 2
AF_INET6 equ 10
AF_UNSPEC equ 0
AF_UNIX equ 1
AF_INET4 equ 2
AF_INET6 equ 10
; Internet protocol numbers
IP_PROTO_IP equ 0
IP_PROTO_ICMP equ 1
IP_PROTO_TCP equ 6
IP_PROTO_UDP equ 17
IP_PROTO_IP equ 0
IP_PROTO_ICMP equ 1
IP_PROTO_TCP equ 6
IP_PROTO_UDP equ 17
; Socket types
SOCK_STREAM equ 1
SOCK_DGRAM equ 2
SOCK_RAW equ 3
SOCK_STREAM equ 1
SOCK_DGRAM equ 2
SOCK_RAW equ 3
; Socket options
SO_ACCEPTCON equ 1
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_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 ;
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
SOCKET_MAXDATA equ 4096*32 ; must be 4096*(power of 2) where 'power of 2' is at least 8
; Network driver types
NET_TYPE_ETH equ 1
NET_TYPE_SLIP equ 2
NET_TYPE_ETH equ 1
NET_TYPE_SLIP equ 2
MAX_backlog equ 20 ; maximum backlog for stream sockets
MAX_backlog equ 20 ; maximum backlog for stream sockets
; Error Codes
ENOBUFS equ 55
ECONNREFUSED equ 61
ECONNRESET equ 52
ETIMEDOUT equ 60
ECONNABORTED equ 53
ENOBUFS equ 55
ECONNREFUSED equ 61
ECONNRESET equ 52
ETIMEDOUT equ 60
ECONNABORTED equ 53
@ -145,19 +145,6 @@ macro ntohw reg {
}
macro packet_to_debug { ; set esi to packet you want to print, ecx to number of bytes
local .loop
.loop:
lodsb
DEBUGF 1,"%x ", eax:2
loop @r
}
include "queue.inc"
include "ethernet.inc"
@ -263,7 +250,7 @@ stack_handler:
;-----------------------------------------------------------------
;
; NET_Add_Device:
; NET_add_Device:
;
; This function is called by the network drivers,
; to register each running NIC to the kernel

35
kernel/branches/net/network/tcp_input.inc
View File

@ -1339,6 +1339,22 @@ align 4
DEBUGF 1,"Processing FIN\n"
cmp [ebx + TCP_SOCKET.t_state], TCB_CLOSE_WAIT
je .not_first_fin
cmp [ebx + TCP_SOCKET.t_state], TCB_CLOSING
je .not_first_fin
cmp [ebx + TCP_SOCKET.t_state], TCB_FIN_WAIT_2
je .not_first_fin
DEBUGF 1,"First FIN for this connection\n"
mov eax, ebx
call SOCKET_cant_recv_more
mov [ebx + TCP_SOCKET.t_flags], TF_ACKNOW
inc [ebx + TCP_SOCKET.RCV_NXT]
.not_first_fin:
mov eax, [ebx + TCP_SOCKET.t_state]
shl eax, 2
jmp dword [eax + .FIN_sw_list]
@ -1356,23 +1372,28 @@ align 4
dd .fin_wait2 ;TCB_FIN_WAIT_2
dd .fin_timed ;TCB_TIMED_WAIT
.fin_syn_est:
jmp .final_processing
mov [ebx + TCP_SOCKET.t_state], TCB_CLOSE_WAIT
jmp .no_fin
.fin_wait1:
jmp .final_processing
mov [ebx + TCP_SOCKET.t_state], TCB_CLOSING
jmp .no_fin
.fin_wait2:
jmp .final_processing
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
call SOCKET_is_disconnected
jmp .no_fin
.fin_timed:
jmp .final_processing
mov [ebx + TCP_SOCKET.timer_timed_wait], 2 * TCP_time_MSL
jmp .no_fin
.no_fin: