1 files changed, 35 insertions, 0 deletions
diff --git a/src/routines/section/start.c b/src/routines/section/start.c
new file mode 100644
index 0000000..dc50bee
--- /dev/null
+++ b/src/routines/section/start.c
@@ -0,0 +1,35 @@
+/*
+ * nanowasm, a tiny WebAssembly/Wasm interpreter
+ * Copyright (C) 2023-2024  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 get_index(struct nw_mod *const m)
+{
+    nw_varuint32 index;
+    const struct nw_io_cfg *const cfg = &m->cfg.io;
+    struct nw_sm_start *const st = &m->sm.start;
+    struct nw_sm_leb128 *const l = &st->leb128;
+    const enum nw_state n = nwp_varuint32(cfg, l, &index);
+
+    if (n)
+        return n;
+
+    m->next = nwp_section_exit;
+    return NW_AGAIN;
+}
+
+void nwp_section_start(struct nw_mod *const m)
+{
+    m->next = get_index;
+    m->sm.start = (const struct nw_sm_start){0};
+}