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Bugfixes for ZeroConf

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git-svn-id: svn://kolibrios.org@3735 a494cfbc-eb01-0410-851d-a64ba20cac60
This commit is contained in:
hidnplayr 2013-06-30 20:25:38 +00:00
parent 95a615f8dd
commit 0f8bff0b72
1 changed files with 13 additions and 7 deletions
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20
programs/network/zeroconf/zeroconf.asm
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@ -272,12 +272,12 @@ build_request: ; Creates a DHCP request
mov [edx+240+15], word 0x0437 ; option request list
mov [edx+240+17], dword 0x0f060301
cmp [dhcpMsgType], byte 0x01 ; Check which msg we are sending
cmp [dhcpMsgType], 0x01 ; Check which msg we are sending
jne request_options
mov [edx+240+21], byte 0xff ; end of options marker
mov [dhcpMsgLen], 262 ; length
mov [dhcpMsgLen], 262 ; length
jmp send_dhcpmsg
request_options:
@ -287,17 +287,20 @@ request_options:
mov [edx+240+27], byte 0xff ; end of options marker
mov [dhcpMsgLen], 268 ; length
mov [dhcpMsgLen], 268 ; length
send_dhcpmsg:
DEBUGF 1,"Sending DHCP discover/request\n"
mcall 75, 6, [socketNum], [dhcpMsg], [dhcpMsgLen] ; write to socket ( send broadcast request )
.wait:
mcall 23, TIMEOUT*100 ; wait for data
read_data: ; we have data - this will be the response
mcall 75, 7, [socketNum], [dhcpMsg], BUFFER, MSG_DONTWAIT ; read data from socket
cmp eax, -1
jne @f
cmp ebx, 6 ; EWOULDBLOCK
je send_dhcpmsg.wait
DEBUGF 1,"No answer from DHCP server\n"
dec [tries]
jnz send_dhcpmsg ; try again
@ -329,7 +332,7 @@ read_data: ; we have data -
discover:
call parse_response
cmp [dhcpMsgType], 0x02 ; Was the response an offer?
cmp [dhcpMsgType2], 0x02 ; Was the response an offer?
je send_request
call dhcp_end
@ -343,7 +346,7 @@ send_request:
request:
call parse_response
cmp [dhcpMsgType], 0x05 ; Was the response an ACK? It should be
cmp [dhcpMsgType2], 0x05 ; Was the response an ACK? It should be
jne read_data ; NO - read next packets
DEBUGF 2, "Setting IP using DHCP\n"
@ -385,6 +388,7 @@ parse_response:
DEBUGF 1,"Data received, parsing response\n"
mov edx, [dhcpMsg]
mov [dhcpMsgType2], 0
push dword [edx+16]
pop [dhcp.ip]
@ -441,7 +445,7 @@ parse_response:
.msgtype:
mov al, [edx]
mov [dhcpMsgType], al
mov [dhcpMsgType2], al
DEBUGF 1,"DHCP Msg type: %u\n", al
jmp .next_option ; Get next option
@ -558,6 +562,7 @@ link_local:
error:
DEBUGF 2,"Socket error\n"
exit: ; we should, instead of closing, detect ARP conflicts and detect if cable keeps connected ;)
DEBUGF 2,"Exiting\n"
mcall -1
@ -620,7 +625,8 @@ device db 1
inibuf rb 16
tries db ?
dhcpMsgType db ?
dhcpMsgType db ? ; sent
dhcpMsgType2 db ? ; received
dhcpLease dd ?
dhcpServerIP dd ?