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/*
* This file and its contents are supplied under the terms of the
* Common Development and Distribution License ("CDDL"), version 1.0.
* You may only use this file in accordance with the terms of version
* 1.0 of the CDDL.
*
* A full copy of the text of the CDDL should have accompanied this
* source. A copy of the CDDL is also available via the Internet at
* http://www.illumos.org/license/CDDL.
*/
/*
* Copyright 2019 Joyent, Inc.
* Copyright 2021 Jason King
*/
#ifndef _RUST_H
#define _RUST_H
#include <errno.h>
#include <sys/types.h>
#include "demangle-sys.h"
#include "demangle_int.h"
#include "strview.h"
#ifdef __cplusplus
extern "C" {
#endif
typedef enum rustenc_version {
RUSTENC_LEGACY = -1,
RUSTENC_V0 = 0
} rustenc_version_t;
typedef struct rust_state {
const char *rs_str; /* The original string */
custr_t *rs_demangled;
sysdem_ops_t *rs_ops;
custr_alloc_t rs_cualloc;
strview_t rs_orig; /* strview of original string, sans prefix */
int rs_error;
rustenc_version_t rs_encver;
uint64_t rs_lt_depth;
boolean_t rs_skip;
boolean_t rs_args_stay_open;
boolean_t rs_args_is_open;
boolean_t rs_verbose;
boolean_t rs_show_const_type;
boolean_t rs_isutf8;
} rust_state_t;
#define HAS_ERROR(_st) ((_st)->rs_error != 0)
#define SET_ERROR(_st) ((_st)->rs_error = errno)
/*
* In certain circumstances, we need to parse an item, but not emit any
* output. These macros assist in that. To use:
*
* rust_state_t *st;
* boolean_t saved_state;
* ...
* SKIP_BEGIN(st, saved_state);
* ... stuff to no emit
* SKIP_END(st, saved_state);
*/
#define SKIP_BEGIN(_st, _save) \
(_save) = (_st)->rs_skip, \
(_st)->rs_skip = B_TRUE
#define SKIP_END(_st, _n) (_st)->rs_skip = (_n)
boolean_t rust_appendc(rust_state_t *, char);
boolean_t rust_append(rust_state_t *, const char *);
boolean_t rust_append_printf(rust_state_t *, const char *, ...) __PRINTFLIKE(2);
boolean_t rust_append_sv(rust_state_t *restrict, uint64_t, strview_t *restrict);
boolean_t rust_append_utf8_c(rust_state_t *, uint32_t);
boolean_t rust_parse_base10(rust_state_t *restrict, strview_t *restrict,
uint64_t *restrict);
boolean_t rust_demangle_legacy(rust_state_t *restrict, strview_t *restrict);
boolean_t rust_demangle_v0(rust_state_t *restrict, strview_t *restrict);
boolean_t rustv0_puny_decode(rust_state_t *restrict, strview_t *restrict,
boolean_t);
#ifdef __cplusplus
}
#endif
#endif /* _RUST_H */
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