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;;  Copyright (C) Vasiliy Kosenko (vkos), 2009                                                    ;;

;;  Launch is free software: you can redistribute it and/or modify it under the terms of the GNU  ;;

;;  General Public License as published by the Free Software Foundation, either version 3         ;;

;;  of the License, or (at your option) any later version.                                        ;;

;;                                                                                                ;;

;;  Launch is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without   ;;

;;  even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU ;;

;;  General Public License for more details.                                                      ;;

;;                                                                                                ;;

;;  You should have received a copy of the GNU General Public License along with Launch.          ;;

;;  If not, see .                                                   ;;

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;;  Launch finds program in search dirictories and runs it.                                       ;;

;;  For more details see readme.txt                                                               ;;

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format binary

APP_NAME fix 'Launch'

APP_VERSION fix '0.1.80.1'

use32

org 0x0

db 'MENUET01'

dd 0x01

dd START

dd APP_END

dd MEM_END

dd APP_STACK

dd args

dd path

define DEBUG_NO 0

define DEBUG_CONSOLE 1

define DEBUG_BOARD 2			;; Not used now

define PATH_MAX_LEN 1024

define DEBUG_MAX_LEN 8

define DEBUG_DEFAULT 0

define BUFF_SIZE 1024

include 'proc32.inc'

include 'macros.inc'

include 'libio.inc'

include '../../../dll.inc'

include 'lang.inc'

purge mov

include 'thread.inc'

include 'ipc.inc'

include 'kobra.inc'

;;--------------------------------------------------------------------------------------------------

;; Basic initialization

START:

	;; Initialize process heap

	mcall 68,11

	test eax, eax

	jz exit

	;; Import modules

	stdcall dll.Load,importTable

	test eax, eax

	jnz exit

;;--------------------------------------------------------------------------------------------------

;; Reading config

read_ini_path:													;; Read search path

	;; First read config in /sys/etc

	invoke ini.get_str, etc_cfg, cfg_main, cfg_path, search_path, PATH_MAX_LEN, empty_str

	;; Next, read config from current directory

	;; Find end of path string

.find_path_eol:

	mov edi, path

	mov ecx, PATH_MAX_LEN

	xor al, al

	cld

	repne scasb

	;; Append ext to run path (NOTE: this work only when config file has name .cfg and ext size is dword)

	mov eax, dword [cfg_ext]

	dec edi

	mov dword [edi], eax

	mov byte [edi+5], 0

	;; Currently there is no checking for repeating pathes, so we should only concatenate two strings

	;; So we need to find end of current search_path string

.find_search_eol:

	mov edi, search_path

	mov ecx, PATH_MAX_LEN

	xor al, al

	;cld

	repne scasb

	dec edi

	;; Now we need to correct buffer length

	mov eax, path+PATH_MAX_LEN

	sub eax, edi

	;; Read ini

	invoke ini.get_str, path, cfg_main, cfg_path, edi, PATH_MAX_LEN, empty_str

read_ini_debug:												;; Read debug options

	;; Read debug options from config files

	invoke ini.get_option_str, etc_cfg, cfg_debug, cfg_debug, debug_strings, DEBUG_MAX_LEN, DEBUG_DEFAULT

	invoke ini.get_option_str, path, cfg_debug, cfg_debug, debug_strings, DEBUG_MAX_LEN, eax

	mov [debug_option], eax

	test eax, eax				;; No console

	je .ok

	jmp .con_init

.console_err:

	mov byte [debug_option], 0

	jmp .ok

.con_init:

	stdcall dll.Load, consoleImport

	test eax, eax

	jnz .console_err

	invoke con.init, -1, -1, -1, -1, window_title

.read_level:

	invoke ini.get_int, etc_cfg, cfg_debug, cfg_level, 0

	invoke ini.get_int, path, cfg_debug, cfg_level, eax

	mov byte [debug_level], al

.ok:

read_ini_kobra:

	invoke ini.get_bool, etc_cfg, cfg_kobra, cfg_use, 0

	invoke ini.get_bool, path, cfg_kobra, cfg_use, eax

	mov byte [kobra_use], al

;;--------------------------------------------------------------------------------------------------

;; Parse command line options

parse_args:

	;; Now parse command line arguments

	;; TODO: use optparse library

	;; Currently the only argument to parse is program name with its' arguments

.skip_spaces:

	mov ecx, -1

	mov edi, args

	mov al, ' '

	xor bl, bl

	;cld

	repe scasb

	push edi

	mov ecx, -1

@@:

	scasb

	je @f

	xchg al, bl

	dec edi

	scasb

	jne @b

@@:

	mov dword [prog_args], edi

	pop edi

	dec edi

	;; Now edi = program name

;;--------------------------------------------------------------------------------------------------

;; Finding file

search_file:

	push edi

	mov esi, search_path

	xchg esi, [esp]

.loop:

	or dl, dl

	je .prn_dbg

	xor dl, dl

	jmp .prn_end

.prn_dbg:

	push eax

	mov al, byte [debug_option]

;	dec al

	test al, al

	je .prn_stp

	mov al, byte [debug_level]

	or al, al

	je .prn_stp

	dec al

	or al, al

	je .prn_1

.prn_1:

	cinvoke con.printf, message_dbg_not_found, buff

.prn_stp:

	pop eax

.prn_end:

	xor eax, eax					;; When we check is proramme launched we are checking for eax

	xchg esi, [esp]

	mov edi, buff

.copy_path:

	lodsb

	cmp al, ';'

	je .copy_file

	or al, al

	je exit

	stosb

	jmp .copy_path

.copy_file:

	xchg esi, [esp]

	push esi

.cp_file_loop:

	lodsb

	or al, al

	je .copy_end

	cmp al, ' '

	je .copy_end

	stosb

	jmp .cp_file_loop

.copy_end:

	pop esi

	xor al, al

	stosb

	;; Try to launch

	mov dword [LaunchStruct.Function], 7

	push dword [prog_args]

	pop dword [LaunchStruct.Arguments]

	mov dword [LaunchStruct.Flags], 0

	mov dword [LaunchStruct.Zero], 0

	mov dword [LaunchStruct.FileNameP], buff

	mcall 70, LaunchStruct

	cmp eax, 0

	jl .loop

;;--------------------------------------------------------------------------------------------------

;; Exit

exit:

	mov dword [tid], eax

	;; If console is present we should write some info

	mov al, byte [debug_option]

	cmp al, DEBUG_CONSOLE

	jne .kobra

.write_console:

	mov eax, dword [tid]

	test eax, eax

	jz .write_error

.write_launched:

	cinvoke con.printf, message_ok, buff, eax, eax

	jmp .wr_end

.write_error:

	pop edi

	cinvoke con.printf, message_error, edi

.wr_end:

	invoke con.exit, 0

.kobra:

	mov al, byte [kobra_use]

	test al, al

	je .close

.register:

	mov dword [IPC_area], buff

	call IPC_init

; 	jnz .close

	mov dword [thread_find_buff], another_buff

	call kobra_register

	test eax, eax

	jnz .close

	;; Prepare message

	mov dword [kobra_message], KOBRA_MESSAGE_LAUNCH_STATE

	mov eax, dword [tid]

	mov dword [kobra_message+4], eax

.kobra_send:

	stdcall kobra_send_message, kobra_group_launch_reactive, kobra_message, 8

.close:

	mcall -1

;; End of code

;;--------------------------------------------------------------------------------------------------

;;--------------------------------------------------------------------------------------------------

;; Imports

align 16

importTable:

library libini, 'libconfig.obj' ;,                      \

;        libio, 'libio.obj',                            \

import	libini, \

	ini.get_str        ,'ini_get_str', \

\;        ini.set_str      ,'ini_set_str', \

	ini.get_int        ,'ini_get_int', \

\;        ini.set_int      ,'ini_set_int', \

\;        ini.get_color    ,'ini_get_color', \

\;        ini.set_color    ,'ini_set_color', \

	ini.get_option_str ,'ini_get_option_str', \

	ini.get_bool       ,'ini_get_bool';,\

;import  libio, \

;        file_find_first,'file_find_first', \

;        file_find_next ,'file_find_next', \

;        file_find_close,'file_find_close', \

;        file_size      ,'file_size', \

;        file_open      ,'file_open', \

;        file_read      ,'file_read', \

;        file_write     ,'file_write', \

;        file_seek      ,'file_seek', \

;        file_tell      ,'file_tell', \

;        file_eof?      ,'file_eof?', \

;        file_truncate  ,'file_truncate', \

;        file_close     ,'file_close'

consoleImport:

library 						\

	conlib, 'console.obj'

import conlib,\

	con.init,	  'con_init',\

	con.exit,	  'con_exit',\

	con.printf,	  'con_printf' ;,\

;        con.write_asciiz, 'con_write_asciiz'

;;--------------------------------------------------------------------------------------------------

;; Data

align 16

APP_DATA:

;; Window title

window_title:

	db APP_NAME, ' ', APP_VERSION, 0

;; Messages

if lang eq it

	message_dbg_not_found:

		db '%s non trovato', 10, 0

	message_error:

		db 'File (%s) non trovato!', 0

	message_ok:

		db '%s caricato correttamente. PID: %d (0x%X)', 0

else

	message_dbg_not_found:

		db '%s not found', 10, 0

	message_error:

		db 'File (%s) not found!', 0

	message_ok:

		db '%s loaded succesfully. PID: %d (0x%X)', 0

end if

;; Configuration path

etc_cfg:

	db '/sys/etc/'

cfg_name:

	db 'launch'

cfg_ext:

	db '.cfg', 0

;; Strings in config file

cfg_main:

	db 'main', 0

cfg_path:

	db 'path', 0

cfg_debug:

	db 'debug', 0

cfg_level:

	db 'level', 0

cfg_kobra:

	db 'kobra', 0

cfg_use:

	db 'use', 0

;; List of debug modes for parsing debug option

debug_strings:

	dd debug_no

	dd debug_console

	dd 0

debug_no:

	db 'no', 0

debug_console:

	db 'console', 0

;; Empty string

empty_str:

	db 0

kobra_group_launch_reactive:

	db 'launch_reactive', 0

;;--------------------------------------------------------------------------------------------------

;; Configuration options

debug_level:

	db 0

; debug_kobra:

; 	db 0

;; debug option (bool)

debug_option:

	db 0

kobra_use:

	db 0

;;--------------------------------------------------------------------------------------------------

tid:

	dd 0

LaunchStruct FileInfoRun

args: db 0

APP_END:

rb 255

prog_args:

	rd 1

path:

	rb 1024

;; Search path will be here

search_path:

	rb PATH_MAX_LEN

;; Buffer

buff:

	rb BUFF_SIZE

another_buff:

	rb 0x1000

kobra_message:

	rb 0x100

rb 0x1000	;; 4 Kb stack

APP_STACK:

MEM_END: