;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; ;; ;; ;; Copyright (C) KolibriOS team 2004-2021. All rights reserved. ;; ;; Distributed under terms of the GNU General Public License ;; ;; ;; ;; Written by hidnplayr@kolibrios.org ;; ;; ;; ;; 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 '001 ', cmd_welcome dd '002 ', cmd_justprint dd '003 ', cmd_justprint dd '004 ', cmd_justprint dd '005 ', cmd_justprint dd '250 ', cmd_justprint dd '251 ', cmd_justprint dd '252 ', cmd_justprint dd '253 ', cmd_justprint dd '254 ', cmd_justprint dd '255 ', cmd_justprint dd '265 ', cmd_justprint dd '266 ', cmd_justprint dd '311 ', cmd_justprint ; RPL_WHOISUSER dd '312 ', cmd_justprint ; RPL_WHOISSERVER dd '317 ', cmd_justprint ; RPL_WHOISIDLE dd '318 ', cmd_justprint ; RPL_ENDOFWHOIS dd '319 ', cmd_justprint ; RPL_WHOISCHANNELS dd '322 ', cmd_322 ; RPL_LIST dd '323 ', cmd_323 ; RPL_LISTEND dd '324 ', cmd_justprint ; RPL_CHANNELMODEIS dd '328 ', cmd_justprint ; RPL_CHANNEL_URL dd '329 ', cmd_justprint ; RPL_CREATIONTIME dd '330 ', cmd_justprint dd '332 ', cmd_topic ; topic dd '333 ', cmd_333 ; nickname and time of topic dd '338 ', cmd_justprint ; RPL_CHANPASSOK dd '353 ', cmd_353 ; name reply dd '366 ', cmd_366 ; end of names list dd '372 ', cmd_justprint ; motd dd '375 ', cmd_justprint ; start of motd dd '376 ', cmd_justprint ; end of motd dd '421 ', cmd_justprint ; unknown command dd '432 ', cmd_justprint ; erroneous nickname dd '433 ', cmd_justprint ; nickname already in use dd '436 ', cmd_justprint ; nickname collision dd '671 ', cmd_justprint ; RPL_WHOISSECURE 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 test al, al jz .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_parameter: ; First: skip the parameter (scan untill space or colon) .part1: lodsb cmp al, ' ' je .part2 cmp al, ':' jne .part1 ; Skip all trailing spaces .part3: lodsb cmp al, ' ' je .part3 dec esi ret ; Now, skip all trailing spaces and first semicolon .part2: lodsb cmp al, ' ' je .part2 cmp al, ':' je .part3 dec esi ret cmd_welcome: mov [status], STATUS_LOGGED_IN cmd_justprint: add esi, 4 call skip_parameter ; our nickname call print_asciiz mov al, 10 call print_char ret cmd_notice: if TIMESTAMP call print_timestamp end if cmp byte[servercommand], ':' jne .gogogo mov byte [esi-1], 0 push esi mov esi, str_1 call print_asciiz mov esi, servercommand+1 mov bl, '!' call print_string mov esi, str_2 call print_asciiz pop esi .gogogo: add esi, 6 call skip_parameter call skip_parameter call print_asciiz mov al, 10 call print_char 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: mov eax, dword[esi+4] or eax, 0x20202020 cmp eax, 'msg ' jne .fail add esi, 8 ; skip 'PRIVMSG ' mov edi, esi call compare_to_nick jne .channel ; private chat message push esi mov esi, servercommand+1 call window_open test ebx, ebx jz .fail2 pop esi call skip_parameter ; our own nickname jmp .print .channel: call window_open test ebx, ebx jz .fail .print: cmp byte[esi], 1 ; Client to Client protocol? je cmd_ctcp if TIMESTAMP call print_timestamp end if push esi mov al, '<' call print_char mov esi, servercommand+1 mov bl, '!' call print_string mov al, '>' call print_char mov al, ' ' call print_char pop esi call print_asciiz mov al, 10 call print_char ret .fail2: pop esi .fail: ret cmd_ctcp: inc esi mov eax, dword[esi] or eax, 0x20202020 cmp eax, 'vers' je .version cmp eax, 'time' je .time cmp eax, 'ping' je .ping cmp eax, 'acti' je .action cmp eax, 'dcc ' ; TODO je cmd_dcc ; Unknown CTCP command - just print to window .just_print: push esi if TIMESTAMP call print_timestamp end if mov esi, ctcp_header_recv call print_asciiz mov al, '<' call print_char mov esi, servercommand+1 ; print nickname mov bl, '!' call print_string mov al, '>' call print_char mov al, ' ' call print_char pop esi mov bl, 1 call print_string mov al, 10 call print_char 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_asciiz mov esi, servercommand+1 call print_asciiz mov esi, ctcp_time call print_asciiz ret .version: mov esi, str_version call ctcp_reply if TIMESTAMP call print_timestamp end if mov esi, ctcp_header call print_asciiz mov esi, servercommand+1 call print_asciiz mov esi, ctcp_version call print_asciiz ret .ping: call ctcp_reply if TIMESTAMP call print_timestamp end if mov esi, ctcp_header call print_asciiz mov esi, servercommand+1 call print_asciiz mov esi, ctcp_ping call print_asciiz ret .action: add esi, 7 push esi if TIMESTAMP call print_timestamp end if mov esi, action_header call print_asciiz mov esi, servercommand+1 ; print nickname mov bl, '!' call print_string mov al, ' ' call print_char pop esi call print_asciiz mov al, 10 call print_char ret cmd_dcc: add esi, 4 mov eax, dword[esi] or eax, 0x202020 cmp eax, 'send' je .send ret .send: call window_open test ebx, ebx jz .fail mov [ebx + window.type], WINDOWTYPE_DCC .fail: ret ctcp_reply: push esi mov dword[user_command], 'NOTI' mov dword[user_command+4], 'CE ' mov esi, servercommand+1 mov edi, user_command+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 - user_command] mcall send, [socketnum], user_command, , 0 .fail: ret cmd_part: cmp byte [esi+4], ' ' jne .fail add esi, 5 ; skip 'PART ' ; Is it me who parted? mov edi, servercommand+1 call compare_to_nick jne .not_me ; yes, close the window (if its open) call window_find test ebx, ebx jz @f call window_close @@: .fail: ret ; somebody else parted, just print message .not_me: push esi call window_open test ebx, ebx jz .fail2 if TIMESTAMP call print_timestamp end if mov esi, part_header call print_asciiz mov esi, servercommand+1 mov bl, '!' call print_string mov esi, has_left_channel call print_asciiz pop esi call print_asciiz mov al, 10 call print_char mov ebx, [window_print] mov esi, servercommand+1 call user_remove ret .fail2: pop esi ret cmd_join: cmp byte[esi+4], ' ' jne .fail add esi, 5 ; skip 'JOIN ' ; did we join a channel? mov edi, servercommand+1 call compare_to_nick jne .not_me push esi call window_open test ebx, ebx jz .fail mov [ebx + window.type], WINDOWTYPE_CHANNEL mov [window_active], ebx if TIMESTAMP call print_timestamp end if mov esi, join_header call print_asciiz mov esi, str_talking call print_asciiz pop esi mov bl, ' ' call print_string mov al, 10 call print_char call draw_window ret .not_me: push esi call window_open test ebx, ebx jz .fail if TIMESTAMP call print_timestamp end if mov esi, join_header call print_asciiz mov esi, servercommand+1 mov bl, '!' call print_string mov esi, joins_channel call print_asciiz pop esi call print_asciiz mov al, 10 call print_char mov ebx, [window_print] mov esi, servercommand+1 call user_add ret .fail: pop esi ret cmd_nick: cmp byte[esi+4], ' ' jne .fail add esi, 5 ; skip 'NICK ' cmp byte[esi], ':' jne @f inc esi @@: ; Is it me who changed nick? push esi mov edi, servercommand+1 call compare_to_nick jne .not_me ; Yup, update user_nick mov ecx, MAX_NICK_LEN-1 mov esi, [esp] mov edi, user_nick @@: lodsb test al, al jz @f cmp al, ' ' je @f cmp al, 10 je @f cmp al, 13 je @f cmp al, ':' je @r stosb dec ecx jnz @r @@: xor al, al stosb ; Print a message on the server window mov [window_print], windows mov esi, str_nickchange call print_asciiz mov esi, user_nick call print_asciiz mov al, 10 call print_char .not_me: ; Update in userlist mov ebx, windows mov ecx, MAX_WINDOWS .window_loop: push ecx ebx cmp [ebx + window.type], WINDOWTYPE_CHANNEL jne .next_window mov esi, servercommand+1 call user_remove test edi, edi jz .next_window mov esi, [esp + 8] call user_add ; And print a notification in the channel mov [window_print], ebx if TIMESTAMP call print_timestamp end if mov esi, nick_header call print_asciiz mov esi, servercommand+1 mov bl, '!' call print_string mov esi, is_now_known_as call print_asciiz mov esi, [esp + 8] call print_asciiz mov al, 10 call print_char ; Now do this for all open windows .next_window: pop ebx ecx add ebx, sizeof.window dec ecx jnz .window_loop pop esi .fail: ret cmd_kick: cmp byte [esi+4], ' ' jne .fail add esi, 5 ; skip 'KICK ' ; TODO: Is it me who got kicked? ; if so, mark channel as disconnected .not_me: ; find the channel user has been kicked from push esi call window_open test ebx, ebx jz .fail push esi if TIMESTAMP call print_timestamp end if mov esi, kick_header call print_asciiz pop esi mov bl, ' ' call print_string mov esi, str_kicked call print_asciiz pop esi mov bl, ' ' call print_string mov esi, str_by call print_asciiz mov esi, servercommand+1 mov bl, '!' call print_string mov al, 10 call print_char mov ebx, [window_print] mov esi, servercommand+1 call user_remove ret .fail: pop esi ret cmd_quit: cmp byte [esi+4], ' ' jne .fail mov ebx, windows mov ecx, MAX_WINDOWS .window_loop: push ecx cmp [ebx + window.type], WINDOWTYPE_CHANNEL jne .next_window mov esi, servercommand+1 call user_remove test edi, edi jz .next_window push ebx mov [window_print], ebx if TIMESTAMP call print_timestamp end if mov esi, quit_header call print_asciiz mov esi, servercommand+1 mov bl, '!' call print_string mov esi, has_quit_irc call print_asciiz ; TODO: check if quit message was given, and print it to the window pop ebx .next_window: pop ecx add ebx, sizeof.window dec ecx jnz .window_loop .fail: ret cmd_mode: cmp byte [esi+4], ' ' jne .fail add esi, 5 ; skip 'MODE ' push esi call window_find test ebx, ebx jz .user mov [esp], esi mov [window_print], ebx if TIMESTAMP call print_timestamp end if mov esi, mode_header call print_asciiz mov esi, servercommand+1 mov bl, '!' call print_string mov esi, sets_mode call print_asciiz pop esi call print_asciiz mov al, 10 call print_char ; TODO: keep track of user modes in username list .fail: ret .user: if TIMESTAMP call print_timestamp end if mov esi, mode_header call print_asciiz mov esi, [esp] mov bl, ' ' call print_string mov esi, sets_mode call print_asciiz pop esi call skip_parameter call print_asciiz mov al, 10 call print_char ret cmd_353: ; channel usernames reply add esi, 4 ; skip '353 ' call skip_parameter inc esi ; channel type '*', '=' or '@' inc esi ; ' ' call window_open test ebx, ebx jz .fail ; 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 draw_user_list .fail: ret cmd_366: ; channel usernames end add esi, 4 ; skip '366 ' call skip_parameter call window_open test ebx, ebx jz .fail and [ebx + window.flags], not FLAG_RECEIVING_NAMES .fail: ret cmd_topic: add esi, 4 ; skip '332 ' call skip_parameter call window_open test ebx, ebx jz .fail if TIMESTAMP call print_timestamp end if push esi mov esi, topic_header call print_asciiz mov esi, str_topic call print_asciiz pop esi call print_asciiz mov esi, str_topic_end call print_asciiz .fail: ret cmd_333: add esi, 4 ; skip '333 ' call skip_parameter call window_open test ebx, ebx jz .fail if TIMESTAMP call print_timestamp end if push esi mov esi, topic_header call print_asciiz mov esi, str_setby call print_asciiz pop esi mov bl, '!' call print_string mov al, 10 call print_char .fail: ret cmd_322: ; LIST add esi, 4 call skip_parameter push esi mov esi, str_list call window_open test ebx, ebx jz .fail mov [window_active], ebx call draw_window_tabs pop esi call print_asciiz mov al, 10 call print_char ret .fail: pop esi ret cmd_323: ; LIST END ret