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Loopback device now works with entire 127.0.0.1/8 range, and also keeps some stats.

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git-svn-id: svn://kolibrios.org@3610 a494cfbc-eb01-0410-851d-a64ba20cac60
This commit is contained in:
hidnplayr 2013-06-06 06:08:45 +00:00
parent e395aa6070
commit c30fb05dcc
2 changed files with 30 additions and 24 deletions
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27
kernel/trunk/network/IPv4.inc
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@ -575,10 +575,11 @@ IPv4_output:
push ecx eax edx di push ecx eax edx di
cmp eax, 1 shl 24 + 127
je .loopback
call IPv4_route ; outputs device number in edi, dest ip in eax call IPv4_route ; outputs device number in edi, dest ip in eax
test edi, edi
jz .loopback
call ARP_IP_to_MAC call ARP_IP_to_MAC
test eax, 0xffff0000 ; error bits test eax, 0xffff0000 ; error bits
jnz .arp_error jnz .arp_error
@ -635,7 +636,8 @@ IPv4_output:
ret ret
.loopback: .loopback:
mov dword [esp + 2], eax mov dword [esp + 2], eax ; change source IP to dest IP
mov ecx, [esp + 10]
add ecx, sizeof.IPv4_header add ecx, sizeof.IPv4_header
mov edi, AF_INET4 mov edi, AF_INET4
call LOOP_output call LOOP_output
@ -875,23 +877,20 @@ IPv4_route:
and edx, [SUBNET_LIST+edi] and edx, [SUBNET_LIST+edi]
cmp ebx, edx cmp ebx, edx
je .found_it jne .next
DEBUGF DEBUG_NETWORK_VERBOSE, "IPv4_route: %u\n", edi
ret
.next: .next:
add edi, 4 add edi, 4
dec ecx dec ecx
jnz .loop jnz .loop
.invalid: .invalid:
xor edi, edi ; if none found, use device 1 as default ;;; FIXME mov eax, [GATEWAY_LIST+4] ;;; FIXME
inc di
mov eax, [GATEWAY_LIST+4]
.found_it:
DEBUGF DEBUG_NETWORK_VERBOSE, "IPv4_route: %u\n", edi
ret
.broadcast: .broadcast:
xor edi, edi ;;;; FIXME xor edi, edi ; if none found, use device 1 as default ;;;; FIXME
inc di inc di
ret ret

27
kernel/trunk/network/loopback.inc
View File

@ -1,6 +1,6 @@
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; ;; ;; ;;
;; Copyright (C) KolibriOS team 2004-2010. All rights reserved. ;; ;; Copyright (C) KolibriOS team 2004-2013. All rights reserved. ;;
;; Distributed under terms of the GNU General Public License ;; ;; Distributed under terms of the GNU General Public License ;;
;; ;; ;; ;;
;; loopback.inc ;; ;; loopback.inc ;;
@ -80,6 +80,10 @@ LOOP_input:
push ecx push ecx
push eax push eax
inc [LOOPBACK_DEVICE.packets_rx]
add dword[LOOPBACK_DEVICE.bytes_rx], ecx
adc dword[LOOPBACK_DEVICE.bytes_rx + 4], 0
DEBUGF DEBUG_NETWORK_VERBOSE, "LOOP_input: size=%u\n", ecx DEBUGF DEBUG_NETWORK_VERBOSE, "LOOP_input: size=%u\n", ecx
lea edx, [eax + 4] lea edx, [eax + 4]
mov eax, dword[eax] mov eax, dword[eax]
@ -101,14 +105,14 @@ LOOP_input:
; LOOP_output ; LOOP_output
; ;
; IN: ; IN:
; ecx = packet size ; ecx = packet size
; di = protocol ; edi = address family
; ;
; OUT: edi = 0 on error, pointer to buffer otherwise ; OUT: edi = 0 on error, pointer to buffer otherwise
; eax = buffer start ; eax = buffer start
; ebx = to device structure ; ebx = to device structure
; ecx = unchanged (packet size of embedded data) ; ecx = unchanged (packet size of embedded data)
; edx = size of complete buffer ; edx = size of complete buffer
; ;
;----------------------------------------------------------------- ;-----------------------------------------------------------------
align 4 align 4
@ -134,12 +138,15 @@ LOOP_output:
lea edx, [ecx + 4] ; Set edx to complete buffer size lea edx, [ecx + 4] ; Set edx to complete buffer size
mov ebx, LOOPBACK_DEVICE mov ebx, LOOPBACK_DEVICE
.done: inc [LOOPBACK_DEVICE.packets_tx]
add dword[LOOPBACK_DEVICE.bytes_tx], ecx
adc dword[LOOPBACK_DEVICE.bytes_tx + 4], 0
DEBUGF DEBUG_NETWORK_VERBOSE, "LOOP_output: ptr=%x size=%u\n", eax, edx DEBUGF DEBUG_NETWORK_VERBOSE, "LOOP_output: ptr=%x size=%u\n", eax, edx
ret ret
.out_of_ram: .out_of_ram:
DEBUGF DEBUG_NETWORK_VERBOSE, "LOOP_output: failed\n" DEBUGF DEBUG_NETWORK_ERROR, "LOOP_output: out of memory\n"
add esp, 4+4 add esp, 4+4
xor edi, edi xor edi, edi
ret ret