nasm/include/raa.h
H. Peter Anvin 2c57d0a5ca RAA: make pointer vs integer RAAs type safe
Use pseudo-types to make it impossible to confuse RAAs made of
integers and RAAs made of pointers.

Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
2018-06-18 17:11:54 -07:00

50 lines
2.1 KiB
C

/* ----------------------------------------------------------------------- *
*
* Copyright 1996-2009 The NASM Authors - All Rights Reserved
* See the file AUTHORS included with the NASM distribution for
* the specific copyright holders.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following
* conditions are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials provided
* with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
* CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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*
* ----------------------------------------------------------------------- */
#ifndef NASM_RAA_H
#define NASM_RAA_H 1
#include "compiler.h"
struct RAA;
typedef uint64_t raaindex;
#define raa_init() NULL
void raa_free(struct RAA *);
int64_t raa_read(struct RAA *, raaindex);
void *raa_read_ptr(struct RAA *, raaindex);
struct RAA * never_null raa_write(struct RAA *r, raaindex posn, int64_t value);
struct RAA * never_null raa_write_ptr(struct RAA *r, raaindex posn, void *value);
#endif /* NASM_RAA_H */