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FTPC 0.12: notify user when connect failed, added timeout when receiving commands from the server.

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git-svn-id: svn://kolibrios.org@4918 a494cfbc-eb01-0410-851d-a64ba20cac60
This commit is contained in:
hidnplayr 2014-05-07 07:31:49 +00:00
parent 8819b2de58
commit 7ad048ca42
1 changed files with 34 additions and 8 deletions
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42
programs/network/ftpc/ftpc.asm
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@ -14,6 +14,8 @@
format binary as ""
TIMEOUT = 3 ; seconds
BUFFERSIZE = 4096
STATUS_CONNECTING = 0
@ -47,8 +49,8 @@ include 'usercommands.inc'
include 'servercommands.inc'
start:
; disable all events
mcall 40, 0
; disable all events except network event
mcall 40, EV_STACK
; load libraries
stdcall dll.Load, @IMPORT
test eax, eax
@ -114,6 +116,8 @@ resolve:
; connect to the server
invoke con_write_asciiz, str_connect
mcall connect, [socketnum], sockaddr1, 18
cmp eax, -1
je error_connect
mov [status], STATUS_CONNECTING
; Tell the user we're waiting for the server now.
invoke con_write_asciiz, str_waiting
@ -133,12 +137,22 @@ wait_for_servercommand:
; receive socket data
.receive:
mcall recv, [socketnum], buffer_ptr, BUFFERSIZE, 0
inc eax
jz error_socket
dec eax
jz wait_for_servercommand
mcall 26, 9
add eax, TIMEOUT*100
mov [timeout], eax
.receive_loop:
mcall 23, 50 ; Wait for event with timeout
mcall 26, 9
cmp eax, [timeout]
jge error_timeout
mcall recv, [socketnum], buffer_ptr, BUFFERSIZE, MSG_DONTWAIT
test eax, eax
jnz .got_data
cmp ebx, EWOULDBLOCK
jne error_socket
jmp .receive_loop
.got_data:
mov [offset], 0
; extract commands, copy them to "s" buffer
@ -299,7 +313,15 @@ open_dataconnection: ; only passive for now..
invoke con_set_flags ; reset color
ret
error_connect:
invoke con_set_flags, 0x0c ; print errors in red
invoke con_write_asciiz, str_err_connect
jmp wait_for_keypress
error_timeout:
invoke con_set_flags, 0x0c ; print errors in red
invoke con_write_asciiz, str_err_timeout
jmp wait_for_keypress
error_socket:
invoke con_set_flags, 0x0c ; print errors in red
@ -328,7 +350,7 @@ exit:
; data
str_title db 'FTP client',0
str_welcome db 'FTP client for KolibriOS v0.11',10
str_welcome db 'FTP client for KolibriOS v0.12',10
db 10
db 'Please enter ftp server address.',10,0
@ -337,6 +359,8 @@ str_resolve db 'Resolving ',0
str_newline db 10,0
str_err_resolve db 10,'Name resolution failed.',10,0
str_err_socket db 10,'Socket error.',10,0
str_err_timeout db 10,'Timeout - no response from server.',10,0
str_err_connect db 10,'Cannot connect to the server.',10,0
str8 db ' (',0
str9 db ')',10,0
str_push db 'Push any key to continue.',0
@ -422,6 +446,8 @@ offset dd ?
size dd ?
operation dd ?
timeout dd ?
filestruct:
.subfn dd ?
.offset dd ?