forked from KolibriOS/kolibrios
50 lines
2.1 KiB
NASM
50 lines
2.1 KiB
NASM
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
|
|
;; Copyright (C) Vasiliy Kosenko (vkos), 2009 ;;
|
|
;; This program 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. ;;
|
|
;; ;;
|
|
;; This program 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 this program. ;;
|
|
;; If not, see <http://www.gnu.org/licenses/>. ;;
|
|
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
|
|
|
|
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
|
|
;; Now there is only one function now: find string in array of strings ;;
|
|
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
|
|
|
|
;; int str_find_in_array(char **options, char *str)
|
|
;; NOTE: options should be zero-ended array
|
|
str_find_in_array:
|
|
push ebx
|
|
|
|
mov ebx, [esp+8]
|
|
cld
|
|
.convert_nxt:
|
|
add ebx, 4
|
|
mov esi, dword [ebx-4]
|
|
test esi, esi
|
|
je .set_default ;; String is incorrect, so set default
|
|
mov edi, [esp+0xc]
|
|
.conv_loop:
|
|
cmpsb
|
|
jne .convert_nxt ;; Not equal, so try next
|
|
dec esi
|
|
lodsb
|
|
test al, al
|
|
jne .conv_loop
|
|
.found:
|
|
sub ebx, [esp+8]
|
|
shr ebx, 2
|
|
mov eax, ebx
|
|
.exit:
|
|
dec eax
|
|
pop ebx
|
|
ret
|
|
.set_default:
|
|
xor eax, eax
|
|
jmp .exit
|