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Rewrote logic of downloader, added it to autobuild.

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git-svn-id: svn://kolibrios.org@3566 a494cfbc-eb01-0410-851d-a64ba20cac60
This commit is contained in:
hidnplayr 2013-05-29 12:10:37 +00:00
parent 8e107a1443
commit d60e9fc26f
5 changed files with 141 additions and 260 deletions
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1
data/eng/Makefile
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@ -199,6 +199,7 @@ FASM_PROGRAMS:=\
network/ftpd:NETWORK/FTPD:$(PROGS)/network/ftpd/ftpd.asm \
network/tftpc:NETWORK/TFTPC:$(PROGS)/network/tftpc/tftpc.asm \
network/ircc:NETWORK/IRCC:$(PROGS)/network/ircc/ircc.asm \
network/downloader:NETWORK/DOWNLOADER:$(PROGS)/network/downloader/downloader.asm \
# end of list
# The list of all FASM programs with one main FASM file for CD image.
# Format of an item is exactly the same as in the previous list.

1
data/it/Makefile
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@ -199,6 +199,7 @@ FASM_PROGRAMS:=\
network/ftpd:NETWORK/FTPD:$(PROGS)/network/ftpd/ftpd.asm \
network/tftpc:NETWORK/TFTPC:$(PROGS)/network/tftpc/tftpc.asm \
network/ircc:NETWORK/IRCC:$(PROGS)/network/ircc/ircc.asm \
network/downloader:NETWORK/DOWNLOADER:$(PROGS)/network/downloader/downloader.asm \
# end of list
# The list of all FASM programs with one main FASM file for CD image.
# Format of an item is exactly the same as in the previous list.

1
data/rus/Makefile
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@ -199,6 +199,7 @@ FASM_PROGRAMS:=\
network/ftpd:NETWORK/FTPD:$(PROGS)/network/ftpd/ftpd.asm \
network/tftpc:NETWORK/TFTPC:$(PROGS)/network/tftpc/tftpc.asm \
network/ircc:NETWORK/IRCC:$(PROGS)/network/ircc/ircc.asm \
network/downloader:NETWORK/DOWNLOADER:$(PROGS)/network/downloader/downloader.asm \
# end of list
# The list of all FASM programs with one main FASM file for CD image.
# Format of an item is exactly the same as in the previous list.

1
data/sp/Makefile
View File

@ -199,6 +199,7 @@ FASM_PROGRAMS:=\
network/ftpd:NETWORK/FTPD:$(PROGS)/network/ftpd/ftpd.asm \
network/tftpc:NETWORK/TFTPC:$(PROGS)/network/tftpc/tftpc.asm \
network/ircc:NETWORK/IRCC:$(PROGS)/network/ircc/ircc.asm \
network/downloader:NETWORK/DOWNLOADER:$(PROGS)/network/downloader/downloader.asm \
# end of list
# The list of all FASM programs with one main FASM file for CD image.
# Format of an item is exactly the same as in the previous list.

397
programs/network/downloader/downloader.asm
View File

@ -16,7 +16,7 @@
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
URLMAXLEN = 1024
primary_buffer_size = 4096
BUFFERSIZE = 4096
__DEBUG__ = 1
__DEBUG_LEVEL__ = 2
@ -30,8 +30,8 @@ use32
dd 0x01 ; header version
dd START ; entry point
dd IM_END ; image size
dd I_END ; required memory
dd I_END ; esp
dd I_END+0x100 ; required memory
dd I_END+0x100 ; esp
dd params ; I_PARAM
dd 0x0 ; I_Path
@ -53,8 +53,7 @@ START:
test eax, eax
jnz exit
; prepare webAddr area
; prepare webAddr area
mov al, ' '
mov edi, webAddr
mov ecx, URLMAXLEN
@ -103,10 +102,6 @@ START:
inc esi
.done:
mov [shared_name], esi
mov ah, 22 ; strange way to tell that socket should be opened...
call socket_commands
jmp still
prepare_event:
@ -118,7 +113,7 @@ red: ; redraw
call draw_window
still:
mcall 23, 1 ; wait here for event
mcall 10 ; wait here for event
cmp eax, 1 ; redraw request ?
je red
@ -131,93 +126,129 @@ still:
cmp eax, 6 ; mouse in buffer ?
je mouse
; Get the web page data from the remote server
cmp eax, 8
jne still
call read_incoming_data
cmp [status], 4
je .no_send
mov [onoff], 1
call send_request
.no_send:
call print_status
cmp [prev_status], 4
jne no_close
cmp [status], 4 ; connection closed by server
jbe no_close ; respond to connection close command
; draw page
call read_incoming_data
mcall close, [socketnum]
mov [onoff], 0
no_close:
jmp still
key:
mcall 2 ; read key
stdcall [edit_box_key], dword edit1
shr eax, 8
cmp eax, 13
je retkey
cmp ax, 13 shl 8
je download
jmp still
button:
mcall 17 ; get id
cmp ah, 26
je save
jne @f
call save_to_file
jmp still
@@:
cmp ah, 1 ; button id=1 ?
jne noclose
; DEBUGF 1, "Closing socket before exit...\n"
je exit
close_end_exit:
jmp download
exit:
or eax, -1 ; close this program
mcall
mouse:
stdcall [edit_box_mouse], edit1
jmp still
exit:
or eax, -1 ; close this program
mcall
download:
DEBUGF 1, "Starting download\n"
call parse_url
call open_socket
call send_request
mcall 68, 12, BUFFERSIZE
mov [buf_ptr], eax
mov [buf_size], 0
call read_incoming_data
mcall close, [socketnum]
call parse_result
call save
mcall 68, 13, [final_buffer]
jmp still
save:
DEBUGF 2, "File saved\n"
mov ecx, [shared_name]
test ecx, ecx
jz @f
cmp [ecx], byte 0
jnz save_in_shared
@@:
call save_to_file
; if called from command line, then exit
cmp byte[params], 0
jne exit
ret
save_in_shared:
mov esi, 1 ; SHM_OPEN+SHM_WRITE
mcall 68, 22
test eax, eax
jz exit
sub edx, 4
jbe exit
mov ecx, [final_size]
cmp ecx, edx
jb @f
mov ecx, edx
@@:
mov [eax], ecx
lea edi, [eax+4]
mov esi, [final_buffer]
mov edx, ecx
shr ecx, 2
rep movsd
mov ecx, edx
and ecx, 3
rep movsb
jmp exit
;****************************************************************************
; Function
; save_to_file
;
; Description
;
;
;****************************************************************************
save_to_file:
DEBUGF 2, "Saving to file\n"
mcall 70, fileinfo
mov ecx, [sc.work_text]
or ecx, 0x80000000
mcall 4, <10, 93>, , download_complete
jmp still
noclose:
cmp ah, 31
jne noup
sub [display_from], 20
jmp still
noup:
cmp ah, 32
jne nourl
add [display_from], 20
jmp still
retkey:
mov ah, 22 ; start load
nourl:
call socket_commands ; opens or closes the connection
jmp still
ret
;****************************************************************************
@ -233,7 +264,6 @@ send_request:
DEBUGF 1, "Sending request\n"
pusha
mov esi, string0
mov edi, request
movsd
@ -307,44 +337,7 @@ send_request:
mov esi, edi
sub esi, request ; length
xor edi, edi ; flags
;;;;now write \r\nConnection: Close \r\n\r\n
mcall send, [socketnum], request ;' HTTP/1.1 .. '
popa
ret
;****************************************************************************
; Function
; print_status
;
; Description
; displays the socket/data received status information
;
;****************************************************************************
print_status:
pusha
mcall 26, 9
cmp eax, [nextupdate]
jb status_return
add eax, 25
mov [nextupdate], eax
mov ecx, [winys]
shl ecx, 16
add ecx, -18 shl 16 + 10
mcall 13, <5, 100>, , 0xffffff
mov edx, 12 shl 16 - 18
add edx, [winys]
xor esi, esi
mcall 47, <3, 0>, [status], ,
mov edx, 40 shl 16 - 18
add edx, [winys]
mcall , <6, 0>, [pos]
status_return:
popa
ret
;****************************************************************************
@ -356,111 +349,54 @@ status_return:
;
;****************************************************************************
read_incoming_data:
cmp [onoff], 1
je .rid
ret
.rid:
push esi
push edi
DEBUGF 1, "Reading incoming data\n"
mov eax, [buf_ptr]
mov [pos], eax
.read:
; TODO: implement timeout !
mcall recv, [socketnum], primary_buf, primary_buffer_size, 0
mcall 23, 100 ; 1 second timeout
.read_dontwait:
mcall recv, [socketnum], [pos], BUFFERSIZE, 0
inc eax ; -1 = error (socket closed?)
jz .no_more_data
dec eax ; 0 bytes...
jz .read
jz .read ; timeout
DEBUGF 1, "Got chunk of %u bytes\n", eax
mov edi, [pos]
add [buf_size], eax
add [pos], eax
push eax
mcall 68, 20, [pos], [buf_ptr]
mov [buf_ptr], eax
add edi, eax
mov esi, primary_buf
pop ecx ; number of recently read bytes
lea edx, [ecx - 3]
rep movsb
mov ecx, [buf_size]
add ecx, BUFFERSIZE
mcall 68, 20, , [buf_ptr] ; reallocate memory block (make bigger)
; TODO: parse header and resize buffer only once
pop eax
cmp eax, BUFFERSIZE
je .read_dontwait
jmp .read
.no_more_data:
mov eax, [buf_ptr]
sub [pos], eax
DEBUGF 1, "No more data\n"
; mov [status], 4 ; connection closed by server
call parse_result
DEBUGF 1, "Parsing complete\n"
mov ecx, [shared_name]
test ecx, ecx
jz @f
cmp [ecx], byte 0
jnz save_in_shared
@@:
mcall 70, fileinfo
DEBUGF 2, "File saved\n"
mov ecx, [sc.work_text]
or ecx, 0x80000000
mcall 4, <10, 93>, , download_complete
pop edi
pop esi
; if called from command line, then exit
cmp byte[params], 0
jne exit
ret
save_in_shared:
mov esi, 1 ; SHM_OPEN+SHM_WRITE
mcall 68, 22
test eax, eax
jz save_in_shared_done
sub edx, 4
jbe save_in_shared_done
mov ecx, [final_size]
cmp ecx, edx
jb @f
mov ecx, edx
@@:
mov [eax], ecx
lea edi, [eax+4]
mov esi, [final_buffer]
mov edx, ecx
shr ecx, 2
rep movsd
mov ecx, edx
and ecx, 3
rep movsb
save_in_shared_done:
pop edi
pop esi
jmp exit
; this function cuts header, and removes chunk sizes if doc is chunked
; in: buf_ptr, pos; out: buf_ptr, pos.
parse_result:
; close socket
mcall close, [socketnum]
mov edi, [buf_ptr]
mov edx, [pos]
mov [buf_size], edx
; mov [buf_size], edx
; mcall 70, fileinfo_tmp
DEBUGF 1, "Parsing result (%u bytes)\n", edx
@ -560,7 +496,8 @@ parse_result:
sub ebx, [body_pos]
cmp eax, ebx
jbe .size_ok
DEBUGF 2, "Not all data was received!\n"
sub eax, ebx
DEBUGF 2, "%u bytes of data are missing!\n", eax
mov eax, ebx
.size_ok:
mov [final_size], eax
@ -622,11 +559,9 @@ parse_chunks:
jmp .read_size
chunks_end:
; free old buffer
DEBUGF 1, "chunks end\n"
mcall 68, 13, [buf_ptr] ; free old buffer
mcall 68, 13, [buf_ptr]
; done!
ret
; reads content-length from [edi+ecx], result in eax
@ -700,32 +635,16 @@ read_hex:
;****************************************************************************
; Function
; socket_commands
; open_socket
;
; Description
; opens or closes the socket
; opens the socket
;
;****************************************************************************
socket_commands:
cmp ah, 22 ; open socket
jne tst3
open_socket:
DEBUGF 1, "opening socket\n"
; Clear all page memory
xor eax, eax
mov [prev_chunk_end], eax ; 0
cmp [buf_ptr], eax ; 0
jz no_free
mcall 68, 13, [buf_ptr] ; free buffer
no_free:
xor eax, eax
mov [buf_size], eax ; 0
; Parse the entered url
call parse_url
mov edx, 80
cmp byte [proxyAddr], 0
jz @f
@ -737,25 +656,9 @@ no_free:
mcall socket, AF_INET4, SOCK_STREAM, 0
mov [socketnum], eax
mcall connect, [socketnum], sockaddr1, 18
mov [pagexs], 80
push eax
xor eax, eax ; 0
mov [pos], eax
mov [pagex], eax
mov [pagey], eax
mov [command_on_off], eax
mov [is_body], eax
pop eax
ret
tst3:
cmp ah, 24 ; close socket
jne no_24
mcall close, [socketnum]
no_24:
ret
;****************************************************************************
; Function
@ -1055,6 +958,8 @@ draw_window:
mcall 12, 2 ; end window redraw
ret
;-----------------------------------------------------------------------------
; Data area
;-----------------------------------------------------------------------------
@ -1086,7 +991,6 @@ final_buffer dd 0
db '/rd/1/.download', 0
body_pos dd 0
buf_size dd 0
buf_ptr dd 0
@ -1108,21 +1012,6 @@ include_debug_strings
type_pls db 'URL:', 0
button_text db 'DOWNLOAD STOP RESAVE', 0
download_complete db 'File saved as /rd/1/.download', 0
display_from dd 20
pos dd 0
pagex dd 0
pagey dd 0
pagexs dd 80
command_on_off dd 0
text_type db 1
com2 dd 0
script dd 0
socketnum dd 0
addr dd 0
ya dd 0
len dd 0
title db 'HTTP Downloader', 0
;---------------------------------------------------------------------
@ -1132,11 +1021,6 @@ len_contentlength = 15
s_chunked db 'Transfer-Encoding: chunked'
len_chunked = $ - s_chunked
is_body dd 0 ; 0 if headers, 1 if content
is_chunked dd 0
prev_chunk_end dd 0
cur_chunk_size dd 0
string0: db 'GET '
stringh db ' HTTP/1.1', 13, 10, 'Host: '
@ -1167,14 +1051,6 @@ proxyPort dd 80
shared_name dd 0
status dd 0x0
prev_status dd 0x0
onoff dd 0x0
nextupdate dd 0
winys dd 400
;---------------------------------------------------------------------
document_user db 'http://', 0
;---------------------------------------------------------------------
@ -1190,9 +1066,12 @@ document rb URLMAXLEN
align 4
webAddr rb URLMAXLEN+1
;---------------------------------------------------------------------
align 4
primary_buf rb primary_buffer_size
pos dd ?
socketnum dd ?
is_chunked dd ?
prev_chunk_end dd ?
cur_chunk_size dd ?
;---------------------------------------------------------------------
params rb 1024
@ -1202,8 +1081,6 @@ proxyAddr rb 256
proxyUser rb 256
proxyPassword rb 256
rb 4096 ; stack
I_END: