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/*
** DynASM encoding engine prototypes.
** Copyright (C) 2005-2011 Mike Pall. All rights reserved.
** Released under the MIT license. See dynasm.lua for full copyright notice.
*/
#ifndef _DASM_PROTO_H
#define _DASM_PROTO_H
#include <stddef.h>
#include <stdarg.h>
#define DASM_IDENT "DynASM 1.3.0"
#define DASM_VERSION 10300 /* 1.3.0 */
#ifndef Dst_DECL
#define Dst_DECL dasm_State **Dst
#endif
#ifndef Dst_REF
#define Dst_REF (*Dst)
#endif
#ifndef DASM_FDEF
#define DASM_FDEF extern
#endif
#ifndef DASM_M_GROW
#define DASM_M_GROW(ctx, t, p, sz, need) \
do { \
size_t _sz = (sz), _need = (need); \
if (_sz < _need) { \
if (_sz < 16) _sz = 16; \
while (_sz < _need) _sz += _sz; \
(p) = (t *)realloc((p), _sz); \
if ((p) == NULL) exit(1); \
(sz) = _sz; \
} \
} while(0)
#endif
#ifndef DASM_M_FREE
#define DASM_M_FREE(ctx, p, sz) free(p)
#endif
/* Internal DynASM encoder state. */
typedef struct dasm_State dasm_State;
/* Initialize and free DynASM state. */
DASM_FDEF void dasm_init(Dst_DECL, int maxsection);
DASM_FDEF void dasm_free(Dst_DECL);
/* Setup global array. Must be called before dasm_setup(). */
DASM_FDEF void dasm_setupglobal(Dst_DECL, void **gl, unsigned int maxgl);
/* Grow PC label array. Can be called after dasm_setup(), too. */
DASM_FDEF void dasm_growpc(Dst_DECL, unsigned int maxpc);
/* Setup encoder. */
DASM_FDEF void dasm_setup(Dst_DECL, const void *actionlist);
/* Feed encoder with actions. Calls are generated by pre-processor. */
DASM_FDEF void dasm_put(Dst_DECL, int start, ...);
/* Link sections and return the resulting size. */
DASM_FDEF int dasm_link(Dst_DECL, size_t *szp);
/* Encode sections into buffer. */
DASM_FDEF int dasm_encode(Dst_DECL, void *buffer);
/* Get PC label offset. */
DASM_FDEF int dasm_getpclabel(Dst_DECL, unsigned int pc);
#ifdef DASM_CHECKS
/* Optional sanity checker to call between isolated encoding steps. */
DASM_FDEF int dasm_checkstep(Dst_DECL, int secmatch);
#else
#define dasm_checkstep(a, b) 0
#endif
#endif /* _DASM_PROTO_H */
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