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TCPserv: code cleanup.

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git-svn-id: svn://kolibrios.org@5859 a494cfbc-eb01-0410-851d-a64ba20cac60
This commit is contained in:
hidnplayr 2015-10-25 12:32:30 +00:00
parent 026a30e72b
commit e68914572d
1 changed files with 33 additions and 46 deletions
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75
programs/network/tcpserv/tcpserv.asm
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@ -1,6 +1,6 @@
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; ;;
;; Copyright (C) KolibriOS team 2010-2013. All rights reserved. ;;
;; Copyright (C) KolibriOS team 2010-2015. All rights reserved. ;;
;; Distributed under terms of the GNU General Public License ;;
;; ;;
;; tcpserv.asm - TCP demo program for KolibriOS ;;
@ -43,29 +43,22 @@ start:
jnz exit
; initialize console
push 1
call [con_start]
push title
push 25
push 80
push 25
push 80
call [con_init]
invoke con_start, 1
invoke con_init, 80, 25, 80, 25, title
mcall 40, 1 shl 7 ; we only want network events
mcall 40, EVM_STACK
push str1
call [con_write_asciiz]
invoke con_write_asciiz, str1
mcall socket, AF_INET4, SOCK_STREAM, 0
cmp eax, -1
je sock_err
mov [socketnum], eax
;; mcall setsockopt, [socketnum], SOL_SOCKET, SO_REUSEADDR, &yes,
;; cmp eax, -1
;; je opt_err
; This socket option is not implemented in kernel yet.
; mcall setsockopt, [socketnum], SOL_SOCKET, SO_REUSEADDR, &yes,
; cmp eax, -1
; je opt_err
mcall bind, [socketnum], sockaddr1, sockaddr1.length
cmp eax, -1
@ -75,19 +68,13 @@ start:
cmp eax, -1
je listen_err
push str2
call [con_write_asciiz]
mcall 10
invoke con_write_asciiz, str2
mcall accept, [socketnum], sockaddr1, sockaddr1.length
cmp eax, -1
je acpt_err
mov [socketnum2], eax
;; mcall close, [socketnum]
mcall send, [socketnum2], hello, hello.length
.loop:
@ -96,50 +83,50 @@ start:
je .loop
mov byte[buffer+eax], 0
push buffer
call [con_write_asciiz]
invoke con_write_asciiz, buffer
jmp .loop
acpt_err:
push str8
call [con_write_asciiz]
invoke con_write_asciiz, str8
jmp done
listen_err:
push str3
call [con_write_asciiz]
invoke con_write_asciiz, str3
jmp done
bind_err:
push str4
call [con_write_asciiz]
invoke con_write_asciiz, str4
jmp done
sock_err:
push str6
call [con_write_asciiz]
invoke con_write_asciiz, str6
jmp done
done:
call [con_getch2]
push 1
call [con_exit]
invoke con_getch2 ; Wait for user input
invoke con_exit, 1
exit:
cmp [socketnum], 0
je @f
mcall close, [socketnum]
@@:
cmp [socketnum2], 0
je @f
mcall close, [socketnum2]
@@:
mcall -1
; data
title db 'TCP stream server - test',0
title db 'TCP stream server demo',0
str1 db 'Opening socket',10, 0
str2 db 'Listening for incoming connections...',10,0
str3 db 'Listen error',10,10,0
str4 db 'Bind error',10,10,0
str5 db 'Setsockopt error.',10,10,0
str5 db 'Setsockopt error',10,10,0
str6 db 'Could not open socket',10,10,0
str7 db 'Got data!',10,10,0
str7 db 'Got data',10,10,0
str8 db 'Error accepting connection',10,10,0
hello db 'Hello world!',0
@ -147,7 +134,7 @@ hello db 'Hello world!',0
sockaddr1:
dw AF_INET4
.port dw 0x1700 ; 23
.port dw 23 shl 8 ; port 23 - network byte order
.ip dd 0
rb 10
.length = $ - sockaddr1
@ -170,8 +157,8 @@ import console, \
con_set_cursor_pos, 'con_set_cursor_pos'
i_end:
socketnum dd ?
socketnum2 dd ?
socketnum dd 0
socketnum2 dd 0
buffer rb BUFFERSIZE
.length = BUFFERSIZE