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/*
* nanowasm, a tiny WebAssembly/Wasm interpreter
* Copyright (C) 2023-2025 Xavier Del Campo Romero
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at https://mozilla.org/MPL/2.0/.
*/
#include <nanowasm/nw.h>
#include <nw/interp.h>
#include <nw/io.h>
#include <nw/log.h>
#include <nw/routines.h>
static enum nw_state skip(struct nw_mod *const m)
{
const struct nw_io_cfg *const cfg = &m->cfg.io;
const long offset = m->c_sections[NW_CUSTOM_TO]
+ sizeof (struct nw_leuint32) * m->type_count;
const enum nw_state n = cfg->seek(offset, cfg->user);
if (n)
return n;
nwp_section(m);
return NW_AGAIN;
}
static enum nw_state check(struct nw_mod *const m)
{
const struct nw_io_cfg *const cfg = &m->cfg.io;
enum nw_state n;
if (!m->sections[NW_SECTION_TYPE])
{
#ifdef NW_LOG
nwp_log("type section must be defined first\n");
#endif
return NW_FATAL;
}
else if ((n = cfg->tell(&m->c_sections[NW_CUSTOM_TO], cfg->user)))
return n;
m->next = skip;
return NW_AGAIN;
}
void nwp_section_to(struct nw_mod *const m)
{
m->next = check;
}
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