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git-svn-id: http://svn.code.sf.net/p/netboot65/code@28 93682198-c243-4bdb-bd91-e943c89aac3b

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This commit is contained in:
jonnosan 2009-01-26 01:54:59 +00:00
parent 836f3b24a6
commit 56621dd6c2
4 changed files with 71 additions and 81 deletions
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72
client/clients/utherboot.s
View File

@ -53,8 +53,8 @@ bin_file_jmp: .res 3
; ------------------------------------------------------------------------
.bss
tftp_dir_buffer: .res 1024
tftp_dir_buffer = $4000
.segment "STARTUP"
@ -141,9 +141,7 @@ startup_copymem:
init:
jsr cls
jsr select_filename_from_dir
ldax #startup_msg
jsr print
jsr print_cr
@ -180,7 +178,8 @@ init:
ldax #$0000 ;load address will be first 2 bytes of file we download (LO/HI order)
stax tftp_load_address
jsr select_filename_from_dir
ldax #tftp_dir_buffer
jsr select_option_from_menu
stax tftp_filename
ldax #downloading_msg
@ -194,6 +193,7 @@ init:
@dir_failed:
ldax #tftp_dir_listing_fail_msg
jsr print
jsr print_cr
@ -268,65 +268,6 @@ download:
clc
rts
select_filename_from_dir:
ldax #downloading_msg
stax option_description_pointers
ldax #tftp_dir_listing_fail_msg
stax option_description_pointers+2
ldax #tftp_download_ok_msg
stax option_description_pointers+4
ldax #downloading_msg
stax option_description_pointers+6
ldax #tftp_dir_listing_fail_msg
stax option_description_pointers+8
ldax #tftp_download_ok_msg
stax option_description_pointers+10
ldax #downloading_msg
stax option_description_pointers+12
ldax #tftp_dir_listing_fail_msg
stax option_description_pointers+14
ldax #tftp_download_ok_msg
stax option_description_pointers+16
ldax #downloading_msg
stax option_description_pointers+18
ldax #tftp_dir_listing_fail_msg
stax option_description_pointers+20
ldax #tftp_download_ok_msg
stax option_description_pointers+22
ldax #downloading_msg
stax option_description_pointers+24
ldax #tftp_dir_listing_fail_msg
stax option_description_pointers+26
ldax #tftp_download_ok_msg
stax option_description_pointers+28
ldax #downloading_msg
stax option_description_pointers+30
ldax #tftp_dir_listing_fail_msg
stax option_description_pointers+32
ldax #tftp_download_ok_msg
stax option_description_pointers+34
ldax #downloading_msg
stax option_description_pointers+36
ldax #tftp_dir_listing_fail_msg
stax option_description_pointers+38
ldax #tftp_download_ok_msg
stax option_description_pointers+40
ldax #downloading_msg
stax option_description_pointers+42
ldax #tftp_dir_listing_fail_msg
stax option_description_pointers+44
ldax #tftp_download_ok_msg
stax option_description_pointers+46
lda #24
sta number_of_options
jsr select_option_from_menu
sta current_option
jsr print_hex
@fixme:
jmp @fixme
rts
.rodata
downloading_msg: .asciiz "DOWNLOADING "
@ -348,4 +289,3 @@ tftp_download_ok_msg:
.asciiz "DOWNLOAD OK"
startup_msg: .byte "UTHERNET NETWORK BOOT CLIENT V0.1",0

67
client/inc/menu.i
View File

@ -1,5 +1,5 @@
OPTIONS_PER_PAGE = 5
OPTIONS_PER_PAGE = 7
.bss
number_of_options: .res 1
@ -13,11 +13,51 @@ option_description_pointers: .res 256 ;table of addresses of up to 128 filename
.code
;on entry, AX should point to the list of null terminated option strings to be selected from
;on exit, AX points to the selected string
select_option_from_menu:
stax @lda_from_options_source+1
ldy #0
sty number_of_options
@copy_one_pointer:
jsr @lda_from_options_source
beq @found_last_option_string
lda @lda_from_options_source+1
sta option_description_pointers,y
lda @lda_from_options_source+2
sta option_description_pointers+1,y
iny
iny
inc number_of_options
@scan_for_null_byte:
jsr @move_to_next_byte
jsr @lda_from_options_source
bne @scan_for_null_byte
jsr @move_to_next_byte
jmp @copy_one_pointer
@lda_from_options_source:
lda $FFFF ;filled in from above
rts
@move_to_next_byte:
inc @lda_from_options_source+1
bne :+
inc @lda_from_options_source+2
:
rts
@found_last_option_string:
@display_first_page_of_options:
lda #0
; lda #15
sta first_option_this_page
@print_current_page:
@ -42,6 +82,7 @@ select_option_from_menu:
lda #')'
jsr print_a
jsr print_cr
jsr print_cr
lda #0
sta options_shown_this_page
@ -52,9 +93,12 @@ select_option_from_menu:
adc #'A'
jsr print_a
lda #'-'
lda #')'
jsr print_a
lda #' '
jsr print_a
lda current_option
asl
tax
@ -77,8 +121,8 @@ select_option_from_menu:
jmp @print_loop
@get_keypress:
lda #'?'
jsr get_key
; jsr print_hex ;for debugging
cmp #$95
beq @forward_one_page
cmp #$8a
@ -94,7 +138,7 @@ select_option_from_menu:
bcc @get_keypress ;if we have underflowed, it wasn't a valid option
cmp #OPTIONS_PER_PAGE-1
beq @got_valid_option
bpl@get_keypress ;if we have underflowed, it wasn't a valid option
bpl @get_keypress ;if we have underflowed, it wasn't a valid option
@got_valid_option:
@ -104,8 +148,14 @@ select_option_from_menu:
bcs @get_keypress ;this cmp/bcs is to check the case where we are on the last page of options (which can have less than then
;normal number of options) and have pressed a letter that is not a valid option for this page, but is for all other
;pages.
;a now contains the index of the selected option
asl ;double it
tay
lda option_description_pointers+1,y
tax
lda option_description_pointers,y
rts
jmp @get_keypress
@forward_one_page:
clc
@ -114,6 +164,7 @@ jmp @get_keypress
sta first_option_this_page
cmp number_of_options
bmi @not_last_page_of_options
@back_to_first_page:
jmp @display_first_page_of_options
@not_last_page_of_options:
jmp @print_current_page
@ -123,13 +174,13 @@ jmp @get_keypress
lda first_option_this_page
sbc #OPTIONS_PER_PAGE
bcc @show_last_page_of_options
@back_to_first_page:
sta first_option_this_page
jmp @print_current_page
@show_last_page_of_options:
sec
lda number_of_options
sbc #OPTIONS_PER_PAGE
bcc @back_to_first_page
sta first_option_this_page
jmp @print_current_page
; ldax #tftp_dir_buffer

4
client/ip65/tftp.s
View File

@ -1,6 +1,6 @@
;########################
; minimal tftp implementation (client only)
; supports file download (not upload) and directory listing per http://www.watersprings.org/pub/id/draft-johnston-tftp-directory-01.txt draft RFC
; supports file download (not upload) and custom directory listing (using opcode of 0x65)
; written by jonno@jamtronix.com 2009
;
;########################
@ -103,7 +103,7 @@ tftp_opcode: .res 2 ; will be set to 4 if we are doing a RRQ, or 7 if we are doi
.code
tftp_directory_listing:
ldax #$0700 ;opcode 07 = DIR (http://www.watersprings.org/pub/id/draft-johnston-tftp-directory-01.txt draft RFC)
ldax #$6500 ;opcode 65 = netboot65 DIR (non-standard opcode)
jmp set_tftp_opcode
tftp_download:

9
server/lib/tftp_server.rb
View File

@ -1,8 +1,7 @@
#
# minimal TFTP server implementation for use with netboot65
#
# supports RRQ and DIR requests per http://www.watersprings.org/pub/id/draft-johnston-tftp-directory-01.txt
# however, DIR "information string" contains file size only (as an ASCII string), NOT the full UTC timestamp
# supports RRQ and a custom DIR request (opcode 0x65 - returns null terminated list of filenames that match specified filemask)
# Jonno Downes (jonno@jamtronix.com) - January, 2009
#
#
@ -16,7 +15,7 @@ class Netboot65TFTPServer
3=>'DATA',
4=>'ACK',
5=>'ERROR',
7=>'DIR',
0x65=>'DIR',
}
TFTP_ERRORCODES={
@ -115,7 +114,7 @@ class Netboot65TFTPServer
send_error(client_ip,client_port,1,"'#{filename}' not found")
end
end
when 7 : #DIR REQUEST
when 0x65 : #DIR REQUEST
opcode,filemask_and_mode=data.unpack("nA*")
filemask,mode=filemask_and_mode.split(0.chr)
log_msg "DIR for #{filemask} (#{mode})"
@ -124,7 +123,7 @@ class Netboot65TFTPServer
else
data_to_send=""
Dir.chdir(bootfile_dir) do
Dir.glob(filemask).each {|filename| data_to_send<<"#{filename}\000#{File.size(filename)}\000"}
Dir.glob(filemask).each {|filename| data_to_send<<"#{filename}\000"}
end
data_to_send<<0.chr
Thread.new {send_data(client_ip,client_port,"DIR of #{filemask}",data_to_send)}