| ;; $Id$ |
| ;; ----------------------------------------------------------------------- |
| ;; |
| ;; Copyright 1994-2004 H. Peter Anvin - All Rights Reserved |
| ;; |
| ;; 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, Inc., 53 Temple Place Ste 330, |
| ;; Boston MA 02111-1307, USA; either version 2 of the License, or |
| ;; (at your option) any later version; incorporated herein by reference. |
| ;; |
| ;; ----------------------------------------------------------------------- |
| |
| ;; |
| ;; macros.inc |
| ;; |
| ;; Convenient macros |
| ;; |
| |
| %ifndef _MACROS_INC |
| %define _MACROS_INC |
| |
| ; |
| ; Identify the module we're compiling; the "correct" should be defined |
| ; in the module itself to 1 |
| ; |
| %ifndef IS_SYSLINUX |
| %define IS_SYSLINUX 0 |
| %endif |
| %ifndef IS_MDSLINUX |
| %define IS_MDSLINUX 0 |
| %endif |
| %ifndef IS_PXELINUX |
| %define IS_PXELINUX 0 |
| %endif |
| %ifndef IS_ISOLINUX |
| %define IS_ISOLINUX 0 |
| %endif |
| %ifndef IS_EXTLINUX |
| %define IS_EXTLINUX 0 |
| %endif |
| |
| ; |
| ; Macros similar to res[bwd], but which works in the code segment (after |
| ; section .text) or the data segment (section .data) |
| ; |
| %macro zb 1.nolist |
| times %1 db 0 |
| %endmacro |
| |
| %macro zw 1.nolist |
| times %1 dw 0 |
| %endmacro |
| |
| %macro zd 1.nolist |
| times %1 dd 0 |
| %endmacro |
| |
| ; |
| ; Macro to emit an unsigned decimal number as a string |
| ; |
| %macro asciidec 1.nolist |
| %ifndef DEPEND ; Not safe for "depend" |
| %if %1 >= 1000000000 |
| db ((%1/1000000000) % 10) + '0' |
| %endif |
| %if %1 >= 100000000 |
| db ((%1/100000000) % 10) + '0' |
| %endif |
| %if %1 >= 10000000 |
| db ((%1/10000000) % 10) + '0' |
| %endif |
| %if %1 >= 1000000 |
| db ((%1/1000000) % 10) + '0' |
| %endif |
| %if %1 >= 100000 |
| db ((%1/100000) % 10) + '0' |
| %endif |
| %if %1 >= 10000 |
| db ((%1/10000) % 10) + '0' |
| %endif |
| %if %1 >= 1000 |
| db ((%1/1000) % 10) + '0' |
| %endif |
| %if %1 >= 100 |
| db ((%1/100) % 10) + '0' |
| %endif |
| %if %1 >= 10 |
| db ((%1/10) % 10) + '0' |
| %endif |
| db (%1 % 10) + '0' |
| %endif |
| %endmacro |
| |
| ; |
| ; Macros for network byte order of constants |
| ; |
| %define htons(x) ( ( ((x) & 0FFh) << 8 ) + ( ((x) & 0FF00h) >> 8 ) ) |
| %define ntohs(x) htons(x) |
| %define htonl(x) ( ( ((x) & 0FFh) << 24) + ( ((x) & 0FF00h) << 8 ) + ( ((x) & 0FF0000h) >> 8 ) + ( ((x) & 0FF000000h) >> 24) ) |
| %define ntohl(x) htonl(x) |
| |
| ; |
| ; ASCII |
| ; |
| CR equ 13 ; Carriage Return |
| LF equ 10 ; Line Feed |
| FF equ 12 ; Form Feed |
| BS equ 8 ; Backspace |
| |
| %endif ; _MACROS_INC |