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cc65/asminc/modload.inc
cuz 5c4205b284 Struct cleanup
git-svn-id: svn://svn.cc65.org/cc65/trunk@1259 b7a2c559-68d2-44c3-8de9-860c34a00d81
2002-04-24 18:46:49 +00:00

78 lines
4.0 KiB
PHP

;*****************************************************************************/
;* */
;* modload.inc */
;* */
;* o65 module loader interface for cc65 */
;* */
;* */
;* */
;* (C) 2002 Ullrich von Bassewitz */
;* Wacholderweg 14 */
;* D-70597 Stuttgart */
;* EMail: uz@musoftware.de */
;* */
;* */
;* This software is provided 'as-is', without any expressed or implied */
;* warranty. In no event will the authors be held liable for any damages */
;* arising from the use of this software. */
;* */
;* Permission is granted to anyone to use this software for any purpose, */
;* including commercial applications, and to alter it and redistribute it */
;* freely, subject to the following restrictions: */
;* */
;* 1. The origin of this software must not be misrepresented; you must not */
;* claim that you wrote the original software. If you use this software */
;* in a product, an acknowledgment in the product documentation would be */
;* appreciated but is not required. */
;* 2. Altered source versions must be plainly marked as such, and must not */
;* be misrepresented as being the original software. */
;* 3. This notice may not be removed or altered from any source */
;* distribution. */
;* */
;*****************************************************************************/
; Exports structures and functions to load relocatable o65 modules at
; runtime.
; Offsets for the mod_ctrl struct. This struct is passed to the module loader.
; It contains stuff, the loader needs to work, and another area where the
; loader will place informational data if it was successful. You will have to
; check the return code of mod_load before accessing any of these additional
; struct members.
MODCTRL_READ = 0
MODCTRL_CALLERDATA = 2
MODCTRL_MODULE = 4 ; Pointer to module data
MODCTRL_MODULE_SIZE = 6 ; Total size of loaded module
MODCTRL_MODULE_ID = 8
MODCTRL_SIZE = 10 ; Total size of struct
; unsigned char mod_load (struct mod_ctrl* ctrl);
; /* Load a module into memory and relocate it. The function will return an
; * error code (see below). If MLOAD_OK is returned, the outgoing fields in
; * the passed mod_ctrl struct contain information about the module just
; * loaded.
; */
.global _mod_load
; void mod_free (struct mod_ctrl* ctrl);
; /* Free a loaded module. */
.global _mod_free
; Errors
MLOAD_OK = 0 ; Module load successful
MLOAD_ERR_READ = 1 ; Read error
MLOAD_ERR_HDR = 2 ; Header error
MLOAD_ERR_OS = 3 ; Wrong OS
MLOAD_ERR_FMT = 4 ; Data format error
MLOAD_ERR_MEM = 5 ; Not enough memory