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Renamed some variables and constants in network code, removed NET_set_default function, improved TCP timers

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git-svn-id: svn://kolibrios.org@3600 a494cfbc-eb01-0410-851d-a64ba20cac60
This commit is contained in:
hidnplayr
2013-06-04 14:12:37 +00:00
parent 1267799afd
commit c2bc66096c
15 changed files with 189 additions and 214 deletions
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159
kernel/trunk/network/stack.inc
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@@ -31,31 +31,20 @@ endg
DEBUG_NETWORK_ERROR = 1
DEBUG_NETWORK_VERBOSE = 0
MAX_NET_DEVICES = 16
NET_DEVICES_MAX = 16
ARP_BLOCK = 1 ; true or false
MIN_EPHEMERAL_PORT = 49152
EPHEMERAL_PORT_MIN = 49152
EPHEMERAL_PORT_MAX = 61000
MIN_EPHEMERAL_PORT_N = 0x00C0 ; same in Network byte order (FIXME)
MAX_EPHEMERAL_PORT = 61000
MAX_EPHEMERAL_PORT_N = 0x48EE ; same in Network byte order (FIXME)
; Ethernet protocol numbers
ETHER_ARP = 0x0608
ETHER_IPv4 = 0x0008
ETHER_IPv6 = 0xDD86
ETHER_PPP_DISCOVERY = 0x6388
ETHER_PPP_SESSION = 0x6488
; PPP protocol numbers
PPP_IPv4 = 0x2100
PPP_IPV6 = 0x5780
;Protocol family
AF_UNSPEC = 0
AF_LOCAL = 1
AF_INET4 = 2
AF_INET6 = 10
AF_PPP = 777
ETHER_PROTO_ARP = 0x0608
ETHER_PROTO_IPv4 = 0x0008
ETHER_PROTO_IPv6 = 0xDD86
ETHER_PROTO_PPP_DISCOVERY = 0x6388
ETHER_PROTO_PPP_SESSION = 0x6488
; Internet protocol numbers
IP_PROTO_IP = 0
@@ -63,8 +52,17 @@ IP_PROTO_ICMP = 1
IP_PROTO_TCP = 6
IP_PROTO_UDP = 17
; PPP protocol number
PPP_PROTO_ETHERNET = 666
; PPP protocol numbers
PPP_PROTO_IPv4 = 0x2100
PPP_PROTO_IPV6 = 0x5780
PPP_PROTO_ETHERNET = 666 ; FIXME
;Protocol family
AF_UNSPEC = 0
AF_LOCAL = 1
AF_INET4 = 2
AF_INET6 = 10
AF_PPP = 777 ; FIXME
; Socket types
SOCK_STREAM = 1
@@ -83,7 +81,7 @@ SO_REUSEPORT = 1 shl 7
SO_USELOOPBACK = 1 shl 8
SO_BINDTODEVICE = 1 shl 9
SO_BLOCK = 1 shl 10 ; TO BE REMOVED
SO_BLOCK = 1 shl 10 ; TO BE REMOVED
SO_NONBLOCK = 1 shl 31
; Socket flags for user calls
@@ -95,32 +93,26 @@ SOL_SOCKET = 0
; Socket States
SS_NOFDREF = 0x0001 ; no file table ref any more
SS_ISCONNECTED = 0x0002 ; socket connected to a peer
SS_ISCONNECTING = 0x0004 ; in process of connecting to peer
SS_ISDISCONNECTING = 0x0008 ; in process of disconnecting
SS_CANTSENDMORE = 0x0010 ; can't send more data to peer
SS_CANTRCVMORE = 0x0020 ; can't receive more data from peer
SS_RCVATMARK = 0x0040 ; at mark on input
SS_ISABORTING = 0x0080 ; aborting fd references - close()
SS_RESTARTSYS = 0x0100 ; restart blocked system calls
SS_ISDISCONNECTED = 0x0800 ; socket disconnected from peer
SS_NOFDREF = 0x0001 ; no file table ref any more
SS_ISCONNECTED = 0x0002 ; socket connected to a peer
SS_ISCONNECTING = 0x0004 ; in process of connecting to peer
SS_ISDISCONNECTING = 0x0008 ; in process of disconnecting
SS_CANTSENDMORE = 0x0010 ; can't send more data to peer
SS_CANTRCVMORE = 0x0020 ; can't receive more data from peer
SS_RCVATMARK = 0x0040 ; at mark on input
SS_ISABORTING = 0x0080 ; aborting fd references - close()
SS_RESTARTSYS = 0x0100 ; restart blocked system calls
SS_ISDISCONNECTED = 0x0800 ; socket disconnected from peer
SS_ASYNC = 0x0100 ; async i/o notify
SS_ISCONFIRMING = 0x0200 ; deciding to accept connection req
SS_ASYNC = 0x0100 ; async i/o notify
SS_ISCONFIRMING = 0x0200 ; deciding to accept connection req
SS_MORETOCOME = 0x0400
SS_BLOCKED = 0x8000
SOCKET_MAXDATA = 4096*32 ; must be 4096*(power of 2) where 'power of 2' is at least 8
; Network driver types
NET_TYPE_LOOPBACK = 0
NET_TYPE_ETH = 1
NET_TYPE_SLIP = 2
MAX_backlog = 20 ; maximum backlog for stream sockets
SOCKET_MAXDATA = 4096*32 ; must be 4096*(power of 2) where 'power of 2' is at least 8
MAX_backlog = 20 ; maximum backlog for stream sockets
; Error Codes
ENOBUFS = 55
@@ -139,11 +131,23 @@ API_ARP = 5
API_PPPOE = 6
API_IPv6 = 7
; Network device types
NET_DEVICE_LOOPBACK = 0
NET_DEVICE_ETH = 1
NET_DEVICE_SLIP = 2
; Network link types (link protocols)
NET_LINK_LOOPBACK = 0 ;;; Really a link type?
NET_LINK_MAC = 1 ; Media access control (ethernet, isdn, ...)
NET_LINK_PPP = 2 ; Point to Point Protocol (PPPoE, ...)
NET_LINK_IEEE802.11 = 3 ; IEEE 802.11 (WiFi)
; Hardware acceleration bits
HWACC_TCP_IPv4 = 1 shl 0
struct NET_DEVICE
type dd ? ; Type field
device_type dd ? ; Type field
mtu dd ? ; Maximal Transmission Unit
name dd ? ; Ptr to 0 terminated string
@@ -156,7 +160,7 @@ struct NET_DEVICE
packets_tx dd ? ;
packets_rx dd ? ;
state dd ? ; link state (0 = no link)
link_state dd ? ; link state (0 = no link)
hwacc dd ? ; bitmask stating enabled HW accelerations (offload engines)
ends
@@ -214,7 +218,7 @@ uglobal
NET_RUNNING dd ?
NET_DEFAULT dd ?
NET_DRV_LIST rd MAX_NET_DEVICES
NET_DRV_LIST rd NET_DEVICES_MAX
endg
@@ -235,7 +239,7 @@ stack_init:
; Init the network drivers list
xor eax, eax
mov edi, NET_RUNNING
mov ecx, (MAX_NET_DEVICES + 2)
mov ecx, (NET_DEVICES_MAX + 2)
rep stosd
PPPoE_init
@@ -345,13 +349,13 @@ NET_add_device:
DEBUGF DEBUG_NETWORK_VERBOSE, "NET_Add_Device: %x\n", ebx ;;; TODO: use mutex to lock net device list
cmp [NET_RUNNING], MAX_NET_DEVICES
cmp [NET_RUNNING], NET_DEVICES_MAX
jae .error
;----------------------------------
; Check if device is already listed
mov eax, ebx
mov ecx, MAX_NET_DEVICES ; We need to check whole list because a device may be removed without re-organizing list
mov ecx, NET_DEVICES_MAX ; We need to check whole list because a device may be removed without re-organizing list
mov edi, NET_DRV_LIST
repne scasd ; See if device is already in the list
@@ -360,7 +364,7 @@ NET_add_device:
;----------------------------
; Find empty slot in the list
xor eax, eax
mov ecx, MAX_NET_DEVICES
mov ecx, NET_DEVICES_MAX
mov edi, NET_DRV_LIST
repne scasd
@@ -378,13 +382,6 @@ NET_add_device:
inc [NET_RUNNING] ; Indicate that one more network device is up and running
cmp eax, 1 ; If it's the first network device, try to set it as default
jne @f
push eax
call NET_set_default
pop eax
@@:
call NET_send_event
DEBUGF DEBUG_NETWORK_VERBOSE, "Device number: %u\n", eax
@@ -397,38 +394,6 @@ NET_add_device:
;-----------------------------------------------------------------
;
; NET_set_default
;
; API to set the default interface
;
; IN: Device num in eax
; OUT: Device num in eax, -1 on error
;
;-----------------------------------------------------------------
align 4
NET_set_default:
DEBUGF DEBUG_NETWORK_VERBOSE, "NET_set_default: device=%x\n", eax
cmp eax, MAX_NET_DEVICES
jae .error
cmp [NET_DRV_LIST+eax*4], 0
je .error
mov [NET_DEFAULT], eax
DEBUGF DEBUG_NETWORK_VERBOSE, "NET_set_default: succes\n"
ret
.error:
or eax, -1
DEBUGF DEBUG_NETWORK_ERROR, "NET_set_default: failed\n"
ret
;-----------------------------------------------------------------
;
; NET_Remove_Device:
@@ -453,7 +418,7 @@ NET_remove_device:
je @f
; there are still active devices, find one and make it default
xor eax, eax
mov ecx, MAX_NET_DEVICES
mov ecx, NET_DEVICES_MAX
mov edi, NET_DRV_LIST
repe scasd
je @f
@@ -466,7 +431,7 @@ NET_remove_device:
; Find the driver in the list
mov eax, ebx
mov ecx, MAX_NET_DEVICES
mov ecx, NET_DEVICES_MAX
mov edi, NET_DRV_LIST+4
repne scasd
@@ -501,7 +466,7 @@ align 4
NET_ptr_to_num:
push ecx
mov ecx, MAX_NET_DEVICES
mov ecx, NET_DEVICES_MAX
mov edi, NET_DRV_LIST
.loop:
@@ -658,7 +623,7 @@ sys_network: ; FIXME: make default device easily accessible
jmp .return
@@:
cmp bh, MAX_NET_DEVICES ; Check if device number exists
cmp bh, NET_DEVICES_MAX ; Check if device number exists
jae .doesnt_exist
mov esi, ebx
@@ -682,12 +647,11 @@ sys_network: ; FIXME: make default device easily accessible
dd .stop ; 3
dd .get_ptr ; 4
dd .get_drv_name ; 5
dd .set_default ; 6
.number = ($ - .table) / 4 - 1
.get_type: ; 0 = Get device type (ethernet/token ring/...)
mov eax, [eax + NET_DEVICE.type]
mov eax, [eax + NET_DEVICE.device_type]
jmp .return
@@ -724,11 +688,6 @@ sys_network: ; FIXME: make default device easily accessible
jmp .return
.set_default: ; 6 = Set default device
call NET_set_default
jmp .return
.doesnt_exist:
mov eax, -1
@@ -744,7 +703,7 @@ sys_network: ; FIXME: make default device easily accessible
;----------------------------------------------------------------
align 4
sys_protocols:
cmp bh, MAX_NET_DEVICES ; Check if device number exists
cmp bh, NET_DEVICES_MAX ; Check if device number exists
jae .doesnt_exist
mov esi, ebx