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;;================================================================================================;;

;;//// libini.asm //// (c) mike.dld, 2006-2008 ///////////////////////////////////////////////////;;

;;================================================================================================;;

;;                                                                                                ;;

;; This file is part of Common development libraries (Libs-Dev).                                  ;;

;;                                                                                                ;;

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

;; Lesser General Public License as published by the Free Software Foundation, either version 2.1 ;;

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

;;                                                                                                ;;

;; Libs-Dev 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  ;;

;; Lesser General Public License for more details.                                                ;;

;;                                                                                                ;;

;; You should have received a copy of the GNU Lesser General Public License along with Libs-Dev.  ;;

;; If not, see .                                                    ;;

;;                                                                                                ;;

;;================================================================================================;;

;;                                                                                                ;;

;; 2009-03-08 (mike.dld)                                                                          ;;

;;   bug-fixes:                                                                                   ;;

;;     - moved buffer bound check in libini._.low.read_value up (reported by Insolor)             ;;

;;   new features:                                                                                ;;

;;     - comments support (char is ini.COMMENT_CHAR, defaults to ';')                             ;;

;;       inline comments are not supported                                                        ;;

;; 2008-12-29 (mike.dld)                                                                          ;;

;;   bug-fixes:                                                                                   ;;

;;     - unnecessary 'stosb' in ini.get_str was causing problems                                  ;;

;;   new features:                                                                                ;;

;;     - new functions: ini.get_color and ini.set_color                                           ;;

;; 2008-08-06 (mike.dld)                                                                          ;;

;;   changes:                                                                                     ;;

;;     - split private procs into libini_p.asm, added comments                                    ;;

;; 2008-02-07 (mike.dld)                                                                          ;;

;;   changes:                                                                                     ;;

;;     - renamed all *.aux.* to *._.* to match overall libraries design                           ;;

;; 2007-09-26 (mike.dld)                                                                          ;;

;;   bug-fixes:                                                                                   ;;

;;     - value was not correctly trimmed (reported by diamond)                                    ;;

;; 2007-08-01 (mike.dld)                                                                          ;;

;;   bug-fixes:                                                                                   ;;

;;     - serious defect in ini.set_str causing displaced write operations                         ;;

;;       (reported by diamond)                                                                    ;;

;;     - another serious defect in ini.enum_keys introduced with refactoring                      ;;

;;   changes:                                                                                     ;;

;;     - callback for enum_keys now takes additional parameter - key value                        ;;

;;     - handling trailing spaces in section/key/value                                            ;;

;; 2007-05-19 (mike.dld)                                                                          ;;

;;   bug-fixes:                                                                                   ;;

;;     - last char still wasn't read correctly                                                    ;;

;;     - digits of number were reversed when using ini.set_int                                    ;;

;;     - now using 'ini.aux.unget_char' instead of dangerous 'dec esi'                            ;;

;;   changes:                                                                                     ;;

;;     - all non-public functions now start with ini.aux.*                                        ;;

;;     - added ini.enum_sections and ini.enum_keys                                                ;;

;;     - removed ini.query_sec (use ini.enum_* instead)                                           ;;

;;                                                                                                ;;

;;================================================================================================;;

format MS COFF

public @EXPORT as 'EXPORTS'

include '../../../../proc32.inc'

include '../../../../macros.inc'

include '../libio/libio.inc'

purge section,mov,add,sub

include 'libini_p.inc'

section '.flat' code readable align 16

include 'libini_p.asm'

;;================================================================================================;;

proc ini.enum_sections _f_name, _callback ;///////////////////////////////////////////////////////;;

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

;? Enumerate sections, calling c2------------------------------------------------------------------;;

;> _f_name = ini filename                                                                 ;;

;> _callback = callback function address: func(f_name, sec_name), where                           ;;

;>   f_name = ini filename (as passed to the function)                                    ;;

;>   sec_name = section name found                                                        ;;

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

;< eax = -1 (error) / 0                                                                           ;;

;;================================================================================================;;

locals

  f	  IniFile

  f_addr  dd ?

  sec_buf dd ?

endl

	push	ebx esi edi

	cld

	invoke	mem.alloc, ini.MAX_NAME_LEN

	or	eax, eax

	jz	.exit_error.2

	mov	[sec_buf], eax

	xor	eax, eax

	mov	[f.fh], eax

	mov	[f.buf], eax

	invoke	file.open, [_f_name], O_READ

	cmp	eax, 32

	jb	.exit_file_error

	mov	[f.fh], eax

	invoke	mem.alloc, ini.MEM_SIZE

	or	eax, eax

	jz	.exit_error

	mov	[f.buf], eax

	lea	ebx, [f]

	mov	[f_addr], ebx

	invoke	file.seek, [f.fh], 0, SEEK_SET

	stdcall libini._.preload_block, [f_addr]

  .next_section:

	stdcall libini._.find_next_section, [f_addr]

	or	eax, eax

	jnz	.exit_error

	stdcall libini._.get_char, [f_addr]

	stdcall libini._.skip_spaces, [f_addr]

	mov	edi, [sec_buf]

    @@: stdcall libini._.get_char, [f_addr]

	cmp	al, ']'

	je	@f

	or	al, al

	jz	.exit_ok

	cmp	al, 13

	je	.next_section

	cmp	al, 10

	je	.next_section

	stosb

	jmp	@b

    @@: xor	al, al

	stosb

	add	edi, -2

    @@: cmp	byte[edi], 32

	ja	@f

	mov	byte[edi], 0

	dec	edi

	jmp	@b

    @@:

	pushad

	mov	eax, [f_addr]

	stdcall [_callback], [_f_name], [sec_buf]

	or	eax, eax

	popad

	jnz	.next_section

  .exit_ok:

	invoke	file.close, [f.fh]

	invoke	mem.free, [f.buf]

	invoke	mem.free, [sec_buf]

	xor	eax, eax

	pop	edi esi ebx

	ret

  .exit_error:

	invoke	file.close, [f.fh]

	invoke	mem.free, [f.buf]

  .exit_file_error:

	invoke	mem.free, [sec_buf]

  .exit_error.2:

	or	eax, -1

	pop	edi esi ebx

	ret

endp

;;================================================================================================;;

proc ini.enum_keys _f_name, _sec_name, _callback ;////////////////////////////////////////////////;;

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

;? Enumerate keys within a section, calling callback function for each of them                    ;;

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

;> _f_name = ini filename                                                                 ;;

;> _sec_name = section name                                                               ;;

;> _callback = callback function address: func(f_name, sec_name, key_name, key_value), where      ;;

;>   f_name = ini filename (as passed to the function)                                    ;;

;>   sec_name = section name (as passed to the function)                                  ;;

;>   key_name = key name found                                                            ;;

;>   key_value = value of key found                                                       ;;

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

;< eax = -1 (error) / 0                                                                           ;;

;;================================================================================================;;

locals

  f	  IniFile

  f_addr  dd ?

  key_buf dd ?

  val_buf dd ?

endl

	push	ebx esi edi

	cld

	invoke	mem.alloc, ini.MAX_NAME_LEN

	or	eax, eax

	jz	.exit_error.3

	mov	[key_buf], eax

	invoke	mem.alloc, ini.MAX_VALUE_LEN

	or	eax, eax

	jz	.exit_error.2

	mov	[val_buf], eax

	xor	eax, eax

	mov	[f.fh], eax

	mov	[f.buf], eax

	invoke	file.open, [_f_name], O_READ

	cmp	eax, 32

	jb	.exit_file_error

	mov	[f.fh], eax

	invoke	mem.alloc, ini.MEM_SIZE

	or	eax, eax

	jz	.exit_error

	mov	[f.buf], eax

	lea	ebx, [f]

	mov	[f_addr], ebx

	stdcall libini._.find_section, ebx, [_sec_name]

	or	eax, eax

	jnz	.exit_error

  .next_key:

	stdcall libini._.skip_line, [f_addr]

	stdcall libini._.skip_nonblanks, [f_addr]

	or	al, al

	jz	.exit_error

	cmp	al, '['

	je	.exit_error

	mov	edi, [key_buf]

    @@: stdcall libini._.get_char, [f_addr]

	or	al, al

	jz	.exit_error

	cmp	al, '='

	je	@f

	stosb

	jmp	@b

    @@:

	xor	al, al

	stosb

	add	edi, -2

    @@: cmp	byte[edi], 32

	ja	@f

	mov	byte[edi], 0

	dec	edi

	jmp	@b

    @@: stdcall libini._.low.read_value, [f_addr], [val_buf], ini.MAX_VALUE_LEN

	pushad

	stdcall [_callback], [_f_name], [_sec_name], [key_buf], [val_buf]

	or	eax, eax

	popad

	jnz	.next_key

    @@: invoke	file.close, [f.fh]

	invoke	mem.free, [f.buf]

	xor	eax, eax

	stosb

	pop	edi esi ebx

	ret

  .exit_error:

	invoke	file.close, [f.fh]

	invoke	mem.free, [f.buf]

  .exit_file_error:

	invoke	mem.free, [val_buf]

  .exit_error.2:

	invoke	mem.free, [key_buf]

  .exit_error.3:

	or	eax, -1

	pop	edi esi ebx

	ret

endp

;;================================================================================================;;

proc ini.get_str _f_name, _sec_name, _key_name, _buffer, _buf_len, _def_val ;/////////////////////;;

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

;? Read string                                                                                    ;;

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

;> _f_name = ini filename                                                                 ;;

;> _sec_name = section name                                                               ;;

;> _key_name = key name                                                                   ;;

;> _buffer = destination buffer address                                                    ;;

;> _buf_len = buffer size (maximum bytes to read)                                          ;;

;> _def_val = default value to return if no key, section or file found                    ;;

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

;< eax = -1 (error) / 0                                                                           ;;

;< [_buffer] = [_def_val] (error) / found key value                                       ;;

;;================================================================================================;;

locals

  f	 IniFile

  f_addr dd ?

endl

	push	ebx esi edi

	xor	eax, eax

	mov	[f.fh], eax

	mov	[f.buf], eax

	invoke	file.open, [_f_name], O_READ

	cmp	eax, 32

	jb	.exit_file_error

	mov	[f.fh], eax

	invoke	mem.alloc, ini.MEM_SIZE

	or	eax, eax

	jz	.exit_error

	mov	[f.buf], eax

	lea	ebx, [f]

	mov	[f_addr], ebx

	stdcall libini._.find_section, ebx, [_sec_name]

	or	eax, eax

	jnz	.exit_error

	stdcall libini._.find_key, ebx, [_key_name]

	or	eax, eax

	jnz	.exit_error

	stdcall libini._.low.read_value, [f_addr], [_buffer], [_buf_len]

    @@: invoke	file.close, [f.fh]

	invoke	mem.free, [f.buf]

	xor	eax, eax

	pop	edi esi ebx

	ret

  .exit_error:

	invoke	file.close, [f.fh]

	invoke	mem.free, [f.buf]

  .exit_file_error:

	mov	edi, [_buffer]

	mov	esi, [_def_val]

	xor	al, al

	or	esi, esi

	jz	.exit_error.2

    @@: lodsb

  .exit_error.2:

	stosb

	or	al, al

	jnz	@b

	or	eax, -1

	pop	edi esi ebx

	ret

endp

;;================================================================================================;;

proc ini.set_str _f_name, _sec_name, _key_name, _buffer, _buf_len ;///////////////////////////////;;

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

;? Write string                                                                                   ;;

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

;> _f_name = ini filename                                                                 ;;

;> _sec_name = section name                                                               ;;

;> _key_name = key name                                                                   ;;

;> _buffer = source buffer address                                                         ;;

;> _buf_len = buffer size (bytes to write)                                                 ;;

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

;< eax = -1 (error) / 0                                                                           ;;

;;================================================================================================;;

locals

  f	 IniFile

  f_addr dd ?

endl

	push	ebx esi edi

	xor	eax, eax

	mov	[f.fh], eax

	mov	[f.buf], eax

	invoke	file.open, [_f_name], O_READ + O_WRITE + O_CREATE

	cmp	eax, 32

	jb	.exit_file_error

	mov	[f.fh], eax

	invoke	mem.alloc, ini.MEM_SIZE

	or	eax, eax

	jz	.exit_error

	mov	[f.buf], eax

	lea	ebx, [f]

	mov	[f_addr], ebx

						;/GerdtR - bugfix: at end of file required empty line

	invoke	file.seek, [f.fh],2,SEEK_END

	invoke	file.read, [f.fh],[f.buf],2

	mov	edx,[f.buf]

	cmp	word[edx],0A0Dh

	je	@f

	mov	word[edx],0A0Dh

	invoke	file.seek, [f.fh],0,SEEK_END

	invoke	file.write, [f.fh],[f.buf],2

    @@:

;        lea    ebx, [f]

						;\GerdtR

	stdcall libini._.find_section, ebx, [_sec_name]

	or	eax, eax

	jnz	.create_section

	stdcall libini._.find_key, ebx, [_key_name]

	or	eax, eax

	jnz	.create_key

  .modify_key:

	stdcall libini._.get_value_length, [f_addr]

	sub	eax, [_buf_len]

	stdcall libini._.shift_content, [f_addr], eax

  .modify_key.ex:

	invoke	file.tell, [f.fh]

	sub	eax, [f.cnt]

	invoke	file.seek, [f.fh], eax, SEEK_SET

	invoke	file.write, [f.fh], [_buffer], [_buf_len]

	invoke	file.close, [f.fh]

	pop	edi esi ebx

	mcall	68,13,[f.buf]

	xor	eax, eax

	ret

  .create_key:

	mov	edi, [f.buf]

	add	edi, ini.BLOCK_SIZE

	push	edi

  .create_key.ex:

	mov	esi, [_key_name]

	call	libini._.string_copy

	mov	byte[edi], '='

	inc	edi

	mov	esi, [_buffer]

	mov	ecx, [_buf_len]

	rep	movsb

	mov	word[edi], 0x0A0D

	add	edi, 2

	mov	eax, edi

	pop	edi

	sub	eax, edi

	mov	[_buffer], edi

	mov	[_buf_len], eax

	neg	eax

	stdcall libini._.shift_content, [f_addr], eax

	jmp	.modify_key.ex

  .create_section:

	mov	edi, [f.buf]

	add	edi, ini.BLOCK_SIZE

	push	edi

	mov	esi, [_sec_name]

	mov	byte[edi], '['

	inc	edi

	call	libini._.string_copy

	mov	dword[edi], ']' + (0x0A0D shl 8)

	add	edi, 3

	jmp	.create_key.ex

  .exit_error:

	invoke	file.close, [f.fh]

  .exit_file_error:

	pop	edi esi ebx

	or	eax, -1

	ret

endp

;;================================================================================================;;

proc ini.get_int _f_name, _sec_name, _key_name, _def_val ;////////////////////////////////////////;;

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

;? Read integer                                                                                   ;;

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

;> _f_name = ini filename                                                                 ;;

;> _sec_name = section name                                                               ;;

;> _key_name = key name                                                                   ;;

;> _def_val = default value to return if no key, section or file found                     ;;

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

;< eax = [_def_val] (error) / found key value                                              ;;

;;================================================================================================;;

locals

  f	 IniFile

  f_addr dd ?

endl

	push	edx ebx esi edi

	xor	eax, eax

	mov	[f.fh], eax

	mov	[f.buf], eax

	invoke	file.open, [_f_name], O_READ

	cmp	eax, 32

	jb	.exit_file_error

	mov	[f.fh], eax

	invoke	mem.alloc, ini.MEM_SIZE

	or	eax, eax

	jz	.exit_error

	mov	[f.buf], eax

	lea	ebx, [f]

	mov	[f_addr], ebx

	stdcall libini._.find_section, ebx, [_sec_name]

	or	eax, eax

	jnz	.exit_error

	stdcall libini._.find_key, ebx, [_key_name]

	or	eax, eax

	jnz	.exit_error

	stdcall libini._.skip_spaces, [f_addr]

	xor	eax, eax

	xor	ebx, ebx

	xor	edx, edx

	stdcall libini._.get_char, [f_addr]

	cmp	al, '-'

	jne	.lp1

	inc	bh

    @@: stdcall libini._.get_char, [f_addr]

  .lp1: cmp	al, '0'

	jb	@f

	cmp	al, '9'

	ja	@f

	inc	bl

	add	eax, -'0'

	imul	edx, 10

	add	edx, eax

	jmp	@b

    @@:

	or	bl, bl

	jz	.exit_error

	or	bh, bh

	jz	@f

	neg	edx

    @@: invoke	file.close, [f.fh]

	invoke	mem.free, [f.buf]

	mov	eax, edx

	pop	edi esi ebx edx

	ret

  .exit_error:

	invoke	file.close, [f.fh]

  .exit_file_error:

	invoke	mem.free, [f.buf]

	mov	eax, [_def_val]

	pop	edi esi ebx edx

	ret

endp

;;================================================================================================;;

proc ini.set_int _f_name, _sec_name, _key_name, _val ;////////////////////////////////////////////;;

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

;? Write integer                                                                                  ;;

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

;> _f_name = ini filename                                                                 ;;

;> _sec_name = section name                                                               ;;

;> _key_name = key name                                                                   ;;

;> _val = value                                                                            ;;

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

;< eax = -1 (error) / 0                                                                           ;;

;;================================================================================================;;

locals

  buf rb 16

  bNeg rd 1

endl

	push	ecx edx edi

	lea	edi, [buf]

	add	edi, 15

	mov	eax, [_val]

	mov	[bNeg],0

	or	eax, eax

	jns	@f

	mov	[bNeg],1

	neg	eax

    @@: mov	ecx, 10

    @@: xor	edx, edx

	idiv	ecx

	add	dl, '0'

	mov	[edi], dl

	dec	edi

	or	eax, eax

	jnz	@b

	cmp	[bNeg],0

	je	@f

	mov	byte[edi], '-'

	dec	edi

     @@:

	lea	eax, [buf]

	add	eax, 15

	sub	eax, edi

	inc	edi

	stdcall ini.set_str, [_f_name], [_sec_name], [_key_name], edi, eax

	pop	edi edx ecx

	ret

endp

;;================================================================================================;;

proc ini.get_color _f_name, _sec_name, _key_name, _def_val ;//////////////////////////////////////;;

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

;? Read color                                                                                     ;;

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

;> _f_name = ini filename                                                                 ;;

;> _sec_name = section name                                                               ;;

;> _key_name = key name                                                                   ;;

;> _def_val = default value to return if no key, section or file found                     ;;

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

;< eax = [_def_val] (error) / found key value                                              ;;

;;================================================================================================;;

locals

  buf rb 14

endl

	push	ebx esi edi

	lea	esi, [buf]

	stdcall ini.get_str, [_f_name], [_sec_name], [_key_name], esi, 14, 0

	cmp	byte[esi],0

	je	.exit_error

	xor	ebx, ebx

	stdcall libini._.str_to_int

	movzx	ebx, al

	shl	ebx, 16

	lodsb

	cmp	al, ','

	jne	@f

	stdcall libini._.str_to_int

	mov	bh, al

	lodsb

	cmp	al, ','

	jne	@f

	stdcall libini._.str_to_int

	mov	bl, al

    @@: mov	eax, ebx

	pop	edi esi ebx

	ret

  .exit_error:

	mov	eax, [_def_val]

	pop	edi esi ebx

	ret

endp

;;================================================================================================;;

proc ini.set_color _f_name, _sec_name, _key_name, _val ;//////////////////////////////////////////;;

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

;? Write color                                                                                    ;;

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

;> _f_name = ini filename                                                                 ;;

;> _sec_name = section name                                                               ;;

;> _key_name = key name                                                                   ;;

;> _val = value                                                                            ;;

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

;< eax = -1 (error) / 0                                                                           ;;

;;================================================================================================;;

locals

  buf rb 16

endl

	push	ecx edx edi

	lea	edi, [buf]

	mov	ecx, 10

	mov	ebx, [_val]

	mov	eax, ebx

	shr	eax, 16

	and	eax, 0x0ff

	stdcall libini._.int_to_str

	mov	byte[edi], ','

	inc	edi

	movzx	eax, bh

	stdcall libini._.int_to_str

	mov	byte[edi], ','

	inc	edi

	movzx	eax, bl

	stdcall libini._.int_to_str

	lea	eax, [buf]

	sub	edi, eax

	stdcall ini.set_str, [_f_name], [_sec_name], [_key_name], eax, edi

	pop	edi edx ecx

	ret

endp

;;================================================================================================;;

proc ini.del_section _f_name, _sec_name ;/////////////////////////////////////////////////////////;;

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

;? Delete section and all key in this section                                                     ;;

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

;> _f_name = ini filename                                                                 ;;

;> _sec_name = section name                                                               ;;

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

;< eax = 0 - success                                                                              ;;

;<      -1 - file not found                                                                       ;;

;<       1 - section not found                                                                    ;;

;;================================================================================================;;

locals

   funcFile	rb 25

   fileInfo	rb 40

   begMem	rd 1

   endMem	rd 1

   begDel	rd 1

   endDel	rd 1

endl

	push	ebx ecx edi esi

	xor	eax,eax

	mov	dword[funcFile],5		;get file info

	mov	dword[funcFile+4],eax

	mov	dword[funcFile+8],eax

	mov	dword[funcFile+12],eax

	lea	eax,[fileInfo]

	mov	dword[funcFile+16],eax

	mov	byte[funcFile+20],0

	m2m	dword[funcFile+21],[_f_name]

	lea	ebx,[funcFile]

	mcall	70

	test	eax,eax

	jz	@f

	or	eax,-1

	pop	esi edi ecx ebx

	ret

      @@:

	mov	ecx,dword[fileInfo+32]		;allocation mem for all file

	mcall	68,12

	mov	[begMem],eax

	mov	[endMem],eax

	add	[endMem],ecx

	mov	dword[funcFile],0		;read file to buffer

	mov	dword[funcFile+12],ecx

	mov	dword[funcFile+16],eax

	lea	ebx,[funcFile]

	mcall	70

	mov	edi,[begMem]			;search begin section

	jmp	.searchSect

    .NoFindSect:

	mov	edi,[begDel]

    .searchSect:

	mov	al,'['

	repne	scasb

	test	ecx,ecx

	jnz	@f

	pop	esi edi ecx ebx

	mov	eax,1

	ret

      @@:

	mov	[begDel],edi

	mov	esi,[_sec_name]

      @@:

	lodsb

	test	al,al

	jz	@f

	scasb

	jne	.NoFindSect

	jmp	@b

      @@:

	cmp	byte[edi],']'

	jne	.NoFindSect

	mov	edi,[begDel]

	dec	[begDel]

				       ;search end section

    .searchEndSect:

	mov	al,'['

	repne	scasb

	jnz	@f

	dec	edi

      @@:

	mov	[endDel],edi

	test	ecx,ecx

	jnz	@f

	jmp	.SaveToFile

      @@:

	mov	esi,[endDel]

	mov	edi,[begDel]

   @@:	lodsb

	stosb

	cmp	esi,[endMem]

	jb	@b

   .SaveToFile:

	mov	eax,dword[funcFile+12]

	sub	eax,[endDel]

	add	eax,[begDel]

	mov	dword[funcFile],2		;write buffer to file

	mov	dword[funcFile+12],eax

	m2m	dword[funcFile+16],[begMem]

	lea	ebx,[funcFile]

	mcall	70

	mcall	68,13,[begMem]

	xor	eax,eax

	pop	esi edi ecx ebx

	ret

endp

;;================================================================================================;;

proc ini.get_shortcut _f_name, _sec_name, _key_name, _def_val, _modifiers ;///////////////////////;;

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

;? Read shortcut key                                                                              ;;

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

;> _f_name = ini filename                                                                 ;;

;> _sec_name = section name                                                               ;;

;> _key_name = key name                                                                   ;;

;> _def_val = default value to return if no key, section or file found                     ;;

;> _modifiers = pointer to dword variable which receives modifiers state as in 66.4       ;;

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

;< eax = [_def_val] (error) / shortcut key value as scancode                                 ;;

;< [[_modifiers]] = unchanged (error) / modifiers state for this shortcut                    ;;

;;================================================================================================;;

locals

  buf rb 64

endl

	push	ebx esi edi

	lea	esi, [buf]

	stdcall ini.get_str, [_f_name], [_sec_name], [_key_name], esi, 64, 0

	cmp	byte[esi],0

	je	.exit_error

	xor	ebx, ebx	; ebx holds the value of modifiers

.loop:

; test for end

	xor	eax, eax

	cmp	byte [esi], al

	jz	.exit_ok	; exit with scancode zero

; skip all '+'s

	cmp	byte [esi], '+'

	jnz	@f

	inc	esi

	jmp	.loop

@@:

; test for names

	mov	edi, .names_table

	xor	edx, edx

.names_loop:

	movzx	ecx, byte [edi]

	inc	edi

	push	esi

@@:

	lodsb

	or	al, 20h

	scasb

	loopz	@b

	jz	.name_found

	pop	esi

	lea	edi, [edi+ecx+4]

	inc	edx

	cmp	byte [edi], 0

	jnz	.names_loop

; special test: functional keys F

	cmp	byte [esi], 'f'

	jz	@f

	cmp	byte [esi], 'F'

	jnz	.no_fx

@@:

	mov	edi, esi

	inc	esi

	call	libini._.str_to_int

	test	eax, eax

	jnz	.fx

	mov	esi, edi

.no_fx:

; name not found, that must be usual key

	movzx	eax, byte [esi]

	stdcall libini._.ascii_to_scan, eax

	test	eax, eax

	jz	.exit_error

; all is ok

.exit_ok:

	mov	ecx, [_modifiers]

	test	ecx, ecx

	jz	@f

	mov	[ecx], ebx

@@:

	pop	edi esi ebx

	ret

.exit_error:

	mov	eax, [_def_val]

	pop	edi esi ebx

	ret

; handler for Fx

; eax = number

.fx:

	cmp	eax, 10

	ja	@f

	add	eax, 3Bh-1

	jmp	.exit_ok

@@:

	add	eax, 57h-11

	jmp	.exit_ok

; handlers for names

.name_found:

	pop	eax	; ignore saved esi

	call	dword [edi]

	cmp	edx, .num_modifiers

	jae	.exit_ok

	jmp	.loop

; modifiers

; syntax of value for each modifier:

; 0 = none, 1 = exactly one of L+R, 2 = both L+R, 3 = L, 4 = R

; Logic for switching: LShift+RShift=LShift+Shift=Shift+Shift, LShift+LShift=LShift

; generic modifier: 0->1->2->2, 3->2, 4->2

; left modifier: 0->3->3, 1->2->2, 4->2

; right modifier: 0->4->4, 1->2->2, 3->2

; Shift corresponds to first hex digit, Ctrl - second, Alt - third

macro shortcut_handle_modifiers name,reg,shift

{

local .set2,.set3,.set4

.#name#_handler:	; generic modifier

	test	reg, 0xF

	jnz	.set2

if shift

	or	reg, 1 shl shift

else

	inc	reg

end if

	retn

.set2:

	and	reg, not (0xF shl shift)

	or	reg, 2 shl shift

	retn

.l#name#_handler:

	mov	al, reg

	and	al, 0xF shl shift

	jz	.set3

	cmp	al, 3 shl shift

	jnz	.set2

	retn

.set3:

	add	reg, 3 shl shift

	retn

.r#name#_handler:

	mov	al, reg

	and	al, 0xF shl shift

	jz	.set4

	cmp	al, 4 shl shift

	jnz	.set2

	retn

.set4:

	add	reg, 4 shl shift

	retn

}

shortcut_handle_modifiers shift,bl,0

shortcut_handle_modifiers ctrl,bl,4

shortcut_handle_modifiers alt,bh,0

; names of keys

.name_handler:

	movzx	eax, byte [.names_scancodes+edx-.num_modifiers]

	retn

endp

; note: comparison ignores case, so this table keeps lowercase names

; macro does this

macro shortcut_name_with_handler name,handler

{

local .start, .end

	db	.end - .start

.start:

	db	name

.end:

repeat .end - .start

	load .a byte from .start + % - 1

	store byte .a or 0x20 at .start + % - 1

end repeat

	dd	handler

}

macro shortcut_name [name]

{

	shortcut_name_with_handler name, .name_handler

}

; all names here must be in english

; ... or modify lowercasing in macro and in comparison

.names_table:

; generic modifiers

	shortcut_name_with_handler 'Ctrl', .ctrl_handler

	shortcut_name_with_handler 'Alt', .alt_handler

	shortcut_name_with_handler 'Shift', .shift_handler

; concrete modifiers

	shortcut_name_with_handler 'LCtrl', .lctrl_handler

	shortcut_name_with_handler 'RCtrl', .rctrl_handler

	shortcut_name_with_handler 'LAlt', .lalt_handler

	shortcut_name_with_handler 'RAlt', .ralt_handler

	shortcut_name_with_handler 'LShift', .lshift_handler

	shortcut_name_with_handler 'RShift', .rshift_handler

.num_modifiers = 9

; symbolic names of keys

	shortcut_name 'Home', 'End', 'PgUp', 'PgDn', 'Ins', 'Insert', 'Del', 'Delete'

	shortcut_name 'Tab', 'Plus', 'Esc', 'Enter', 'Backspace', 'Space', 'Left', 'Right'

	shortcut_name 'Up', 'Down'

; end of table

	db	0

ini.get_shortcut.names_scancodes:

; scancodes for 'Home' ... 'Down'

	db	47h, 4Fh, 49h, 51h, 52h, 52h, 53h, 53h

	db	0Fh, 4Eh, 01h, 1Ch, 0Eh, 39h, 4Bh, 4Dh

	db	48h, 50h

;;================================================================================================;;

;;////////////////////////////////////////////////////////////////////////////////////////////////;;

;;================================================================================================;;

;! Imported functions section                                                                     ;;

;;================================================================================================;;

;;////////////////////////////////////////////////////////////////////////////////////////////////;;

;;================================================================================================;;

align 16

@IMPORT:

library \

	libio , 'libio.obj'

import	libio			    , \

	file.size   , 'file_size'   , \

	file.open   , 'file_open'   , \

	file.read   , 'file_read'   , \

	file.write  , 'file_write'  , \

	file.seek   , 'file_seek'   , \

	file.eof?   , 'file_iseof'  , \

	file.seteof , 'file_seteof' , \

	file.tell   , 'file_tell'   , \

	file.close  , 'file_close'

;;================================================================================================;;

;;////////////////////////////////////////////////////////////////////////////////////////////////;;

;;================================================================================================;;

;! Exported functions section                                                                     ;;

;;================================================================================================;;

;;////////////////////////////////////////////////////////////////////////////////////////////////;;

;;================================================================================================;;

align 16

@EXPORT:

export						  \

	libini._.init	  , 'lib_init'		, \

	0x00080009	  , 'version'		, \

	ini.enum_sections , 'ini_enum_sections' , \

	ini.enum_keys	  , 'ini_enum_keys'	, \

	ini.get_str	  , 'ini_get_str'	, \

	ini.get_int	  , 'ini_get_int'	, \

	ini.get_color	  , 'ini_get_color'	, \

	ini.set_str	  , 'ini_set_str'	, \