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kolibrios/programs/network/ircc/serverparser.inc

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Merge new network stack with trunk git-svn-id: svn://kolibrios.org@3545 a494cfbc-eb01-0410-851d-a64ba20cac60
2013-05-28 21:34:26 +04:00
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; ;;
;; Copyright (C) KolibriOS team 2004-2013. All rights reserved. ;;
;; Distributed under terms of the GNU General Public License ;;
;; ;;
;; ;;
;; GNU GENERAL PUBLIC LICENSE ;;
;; Version 2, June 1991 ;;
;; ;;
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
server_parser:
mov esi, servercommand
cmp byte [esi], ':'
jne .parse
.spaceloop:
lodsb
test al, al
jz .fail
cmp al, ' '
jne .spaceloop
.parse:
mov eax, [esi]
or eax, 0x20202020
mov edi, server_commands
mov ecx, server_commands.number
.loop:
scasd
je .got_cmd
add edi, 4
dec ecx
jnz .loop
.fail:
ret
.got_cmd:
jmp dword[edi]
server_commands:
dd '322 ', cmd_322 ; RPL_LIST
dd '323 ', cmd_323 ; RPL_LISTEND
dd '328 ', cmd_328
dd '332 ', cmd_topic
dd '333 ', cmd_333 ; nickname and time of topic
dd '353 ', cmd_353 ; name reply
dd '366 ', cmd_366 ; end of names list
dd '372 ', cmd_372 ; motd
dd '375 ', cmd_375 ; start of motd
dd '376 ', cmd_376 ; end of motd
dd '421 ', cmd_421 ; unknown command
dd 'join', cmd_join
dd 'kick', cmd_kick
dd 'mode', cmd_mode
dd 'nick', cmd_nick
dd 'part', cmd_part
dd 'ping', cmd_ping
dd 'priv', cmd_privmsg
dd 'quit', cmd_quit
dd 'noti', cmd_notice
.number = ($ - server_commands) / 8
align 4
compare_to_nick:
push esi
mov ecx, MAX_NICK_LEN
mov esi, user_nick
.loop:
lodsb
cmp al, ' '
jbe .done
cmp al, 'a'
jb .ok
cmp al, 'z'
ja .ok
sub al, 0x20
.ok:
mov bl, byte[edi]
cmp bl, 'a'
jb .ok2
cmp bl, 'z'
ja .ok2
sub bl, 0x20
.ok2:
cmp bl, al
jne .not_equal
inc edi
dec ecx
jnz .loop
.done:
xor eax, eax
pop esi
ret
.not_equal:
or eax, -1
pop esi
ret
align 4
skip_nick:
; First: skip the NICK (maybe we should verify it?)
.nick:
lodsb
cmp al, ' '
je .skip
cmp al, ':'
je .skip
jmp .nick
; skip all leading spaces and semicolons
.skip:
lodsb
cmp al, ' '
je .skip
cmp al, ':'
je .skip
dec esi
ret
align 4
find_window: ; esi is ptr to windowname
push esi
mov edi, esi
call compare_to_nick
jne .nochat
mov esi, servercommand+1
.nochat:
; now search for window in list
mov ebx, windows
mov [window_print], ebx ; set first window (server window) as default output window
.scanloop:
cmp [ebx + window.data_ptr], 0
je .create_it
push esi
lea edi, [ebx + window.name]
mov ecx, MAX_WINDOWNAME_LEN
repe cmpsb
pop esi
cmp byte[edi-1], 0
je .got_it
add ebx, sizeof.window
; TODO: check buffer limits ?
jmp .scanloop
; create channel window - search for empty slot
.create_it:
mov ebx, windows
mov ecx, MAX_WINDOWS
.scanloop2:
cmp [ebx + window.data_ptr], 0
je .free_found
add ebx, sizeof.window
dec ecx
jnz .scanloop2
; Error: no more available windows!
jmp .just_skip
.free_found:
push ebx
call window_create
pop ebx
test eax, eax
jz .just_skip
mov [ebx + window.data_ptr], eax
mov [ebx + window.type], WINDOWTYPE_CHAT
mov [ebx + window.flags], 0
call window_set_name
mov [window_open], ebx
mov [window_print], ebx
call window_refresh
call draw_windownames
jmp .just_skip
; found it!
.got_it:
mov [window_print], ebx
call window_refresh
.just_skip:
pop esi
.skip1:
; skip text
lodsb
test al, al
jz .quit
cmp al, ' '
jne .skip1
dec esi
; now skip trailing spaces and semicolons
.skip2:
lodsb
test al, al
jz .quit
cmp al, ' '
je .skip2
cmp al, ':'
je .skip2
dec esi
.quit:
ret
cmd_328:
cmd_421:
cmd_372:
cmd_375:
cmd_376:
add esi, 4
jmp cmd_notice.loop
cmd_notice:
cmp byte[servercommand], ':'
jne .gogogo
mov byte [esi-1], 0
push esi
mov esi, str_1
call print_text2
mov esi, servercommand+1
call print_text2
mov esi, str_2
call print_text2
pop esi
.gogogo:
add esi, 6
.loop:
inc esi
cmp byte [esi], 0
je .fail
cmp byte [esi], ' '
jne .loop
.loop2:
inc esi
cmp byte [esi], 0
je .fail
cmp byte [esi], ' '
je .loop2
cmp byte [esi], ':'
je .loop2
call print_text2
mov esi, str_newline
call print_text2
.fail:
ret
cmd_ping:
; Just change PING to PONG
mov dword[esi], 'PONG'
; Find the end of the command
lea edi, [esi + 5]
xor al, al
repne scasb
; Now send it back
mov edx, esi
mov esi, edi
mov word [esi], 0x0d0a
inc esi
inc esi
sub esi, edx
mcall send, [socketnum], , , 0
ret
cmd_privmsg:
add esi, 8 ; skip 'PRIVMSG '
call find_window ; esi now points to end of destination name
cmp byte[esi], 1
je cmd_ctcp
cmp dword[esi], 'ACTI' ; Action?
je .action
; nope, just plain old privmsg
if TIMESTAMP
call print_timestamp
end if
push esi
mov bl, '<'
call print_character
mov eax, servercommand+1
mov dl, '!'
call print_text
mov bl, '>'
call print_character
mov bl, ' '
call print_character
pop esi
call print_text2
mov bl, 10
call print_character
.fail:
ret
.action:
add esi, 8
push esi
if TIMESTAMP
call print_timestamp
end if
mov esi, action_header_short
call print_text2
mov eax, servercommand+1
mov dl, ' '
call print_text
mov bl, ' '
call print_character
pop esi
call print_text2
mov bl, 10
call print_character
ret
cmd_ctcp:
inc esi
cmp dword[esi], 'VERS'
je .version
cmp dword[esi], 'TIME'
je .time
cmp dword[esi], 'PING'
je .ping
ret
.time:
mov byte [esi+4], ' '
lea edi, [esi+5]
; TODO: add system date (fn 29) in human readable format
mcall 3 ; get system time
mov ecx, 3
.timeloop:
mov bl, al
shr al, 4
add al, '0'
stosb
mov al, bl
and al, 0x0f
add al, '0'
stosb
dec ecx
jz .timedone
mov al, ':'
stosb
shr eax, 8
jmp .timeloop
.timedone:
xor al, al
stosb
call ctcp_reply
if TIMESTAMP
call print_timestamp
end if
mov esi, ctcp_header
call print_text2
mov esi, servercommand+1
call print_text2
mov esi, ctcp_time
call print_text2
ret
.version:
mov esi, str_version
call ctcp_reply
if TIMESTAMP
call print_timestamp
end if
mov esi, ctcp_header
call print_text2
mov esi, servercommand+1
call print_text2
mov esi, ctcp_version
call print_text2
ret
.ping:
call ctcp_reply
if TIMESTAMP
call print_timestamp
end if
mov esi, ctcp_header
call print_text2
mov esi, servercommand+1
call print_text2
mov esi, ctcp_ping
call print_text2
ret
ctcp_reply:
push esi
mov dword [usercommand], 'NOTI'
mov dword [usercommand+4], 'CE '
mov esi, servercommand+1
mov edi, usercommand+7
.nickloop:
lodsb
cmp al, '!'
je .done
cmp al, ' '
je .done
test al, al
je .fail
stosb
jmp .nickloop
.done:
mov byte [esi-1], 0
mov ax, ' :'
stosw
mov al, 1
stosb
pop esi
.replyloop:
lodsb
cmp al, 1
jbe .done2
stosb
jmp .replyloop
.done2:
mov al, 1
stosb
mov ax, 0x0a0d
stosw
lea esi, [edi - usercommand]
mcall send, [socketnum], usercommand, , 0
.fail:
ret
cmd_part:
add esi, 5 ; skip 'PART '
push esi
call skip_nick
call find_window
pop esi
; Is it me who parted?
mov edi, servercommand+1
call compare_to_nick
jne .dont_close
; yes, close the window
mov edi, [window_print]
mov [edi + window.flags], FLAG_UPDATED + FLAG_CLOSE
ret
; somebody else parted, just print message
.dont_close:
push esi
mov esi, action_header
call print_text2
mov eax, servercommand+1
mov dl, '!'
mov cl, ' '
call print_text
mov esi, has_left_channel
call print_text2
pop esi
call print_text2
mov esi, str_newline
call print_text2
mov ebx, [window_print]
mov esi, servercommand+1
call user_remove
ret
cmd_join:
add esi, 5 ; skip 'JOIN '
; compare nick: did we join a channel?
mov edi, servercommand+1
call compare_to_nick
jne .no_new_window
; create channel window - search for empty slot
mov ebx, windows
mov ecx, MAX_WINDOWS
.loop:
cmp [ebx + window.data_ptr], 0
je .free_found
add ebx, sizeof.window
dec ecx
jnz .loop
; Error: no more available windows!! ;;;;; TODO
.fail:
ret
.free_found:
push ebx
call window_create
pop ebx
test eax, eax
jz .fail
mov [ebx + window.data_ptr], eax
mov [ebx + window.type], WINDOWTYPE_CHANNEL
mov [ebx + window.flags], 0
call window_set_name
mov [window_open], ebx
mov [window_print], ebx
call window_refresh
push esi
mov esi, action_header
call print_text2
mov esi, str_talking
call print_text2
pop eax
mov dl, ' '
call print_text
mov esi, str_dotnewline
call print_text2
call draw_window
ret
.no_new_window:
push esi
call find_window
mov esi, action_header
call print_text2
mov eax, servercommand+1
mov dl, '!'
call print_text
mov esi, joins_channel
call print_text2
pop esi
call print_text2
mov esi, str_newline
call print_text2
mov ebx, [window_print]
mov esi, servercommand+1
call user_add
ret
cmd_nick:
; NOTE: This command applies to a user, and thus has no specific channel
add esi, 5 ; skip 'NICK '
cmp byte[esi], ':' ; TODO: skip all spaces and semicolons?
jne @f
inc esi
@@:
; Change the nick in the current userlist. TODO: check other channels too!
push esi
mov ebx, [window_print]
mov esi, servercommand+1
call user_remove
mov esi, [esp]
call user_add
call redraw_channel_list
; Is it me who changed nick?
mov edi, servercommand+1
call compare_to_nick
pop esi
jne .not_me
mov ecx, MAX_NICK_LEN-1
push esi
.copyloop:
lodsb
test al, al
jz .copydone
cmp al, ' '
je .copydone
stosb
dec ecx
jnz .copyloop
.copydone:
xor al, al
stosb
pop esi
.not_me:
; Now print a message on the current channel
push esi
mov esi, action_header_short
call print_text2
mov eax, servercommand+1
mov dl, '!'
call print_text
mov esi, is_now_known_as
call print_text2
pop esi
call print_text2
mov esi, str_newline
call print_text2
ret
cmd_kick:
add esi, 5 ; skip 'KICK '
; Is it me who got kicked?
mov edi, servercommand+1
call compare_to_nick
jne .not_me
; TODO: mark channel as disconnected
.not_me:
; find the channel user has been kicked from
push esi
call skip_nick
call find_window
mov esi, action_header_short
call print_text2
mov eax, servercommand+1
mov dl, '!'
call print_text
mov esi, kicked
call print_text2
pop esi
call print_text2
mov esi, str_newline
call print_text2
mov ebx, [window_print]
mov esi, servercommand+1
call user_remove
ret
cmd_quit:
; NOTE: This command applies to a user, and thus has no specific channel
mov esi, action_header
call print_text2
mov eax, servercommand+1
mov dl, '!'
call print_text
mov esi, has_quit_irc
call print_text2
; TODO: check other channels on same server too!
mov ebx, [window_print]
mov esi, servercommand+1
call user_remove
ret
cmd_mode:
add esi, 5 ; skip 'MODE '
push esi
mov esi, action_header_short
call print_text2
mov eax, servercommand+1
mov dl, ' '
call print_text
mov esi, sets_mode
call print_text2
pop esi
call print_text2
mov esi, str_newline
call print_text2
;;; TODO: change username if needed
ret
cmd_353: ; channel usernames reply
add esi, 4 ; skip '353 '
call skip_nick
inc esi ; channel type '*', '=' or '@'
inc esi ; ' '
call find_window
; now find window ptr and check if this is the first 353 message
mov ebx, [window_print]
test [ebx + window.flags], FLAG_RECEIVING_NAMES
jnz .add
or [ebx + window.flags], FLAG_RECEIVING_NAMES
; mov [ebx + window.users], 0
; TODO: remove all users?
.add:
push esi
call user_add
pop esi
.namesloop:
lodsb
test al, al
jz .done
cmp al, ' ' ; names list is separated with spaces
jne .namesloop
jmp .add
.done:
call redraw_channel_list
ret
cmd_366: ; channel usernames end
add esi, 4 ; skip '366 '
call skip_nick
call find_window
mov ebx, [window_print]
and [ebx + window.flags], not FLAG_RECEIVING_NAMES
ret
cmd_topic:
add esi, 4 ; skip '332 '
call skip_nick
call find_window
push esi
mov esi, action_header
call print_text2
mov esi, str_topic
call print_text2
pop esi
call print_text2
mov esi, str_newline
call print_text2
ret
cmd_333:
add esi, 4 ; skip '333 '
call skip_nick ;;;;
call find_window
; mov ecx, 2 ; number of spaces to find ;;; CHECKME
; .loop:
; lodsb
; test al, al
; je .fail
; cmp al, ' '
; jne .loop
; dec ecx
; jnz .loop ; find some more spaces
push esi
mov esi, action_header
call print_text2
mov esi, str_setby
call print_text2
; pop esi
; call print_text2
pop eax
mov dl, '!'
call print_text
mov esi, str_newline
call print_text2
.fail:
ret
cmd_322:
add esi, 4
call skip_nick
call print_text2
mov esi, str_newline
call print_text2
ret
cmd_323:
ret
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