constexpr auto ptr() const { return ptr_of(this->derived()); }
auto ptr() { return ptr_of(this->derived()); }
/* struct|union ... */
static bool tok_take_conglom(struct parse_state *ps,
enum cdump_type_kind conglom_kind)
{
struct cdump_type *e;
const char *name;
size_t n;
assert(conglom_kind == CDUMP_STRUCT || conglom_kind == CDUMP_UNION);
name = tok_take_ident(ps->defs, &ps->toks);
if (!name) {
complain(ps, "Invalid struct/union name");
return false;
}
e = get_type(ps->defs, conglom_kind, name);
if (type_defined(e)) {
complain(ps, "Type already defined");
return false;
}
if (!tok_take_if(&ps->toks, "{")) {
complain(ps, "Expected { for struct/union");
return false;
}
e->u.members = tal_arr(e, struct cdump_member, n = 0);
while (!tok_is(&ps->toks, "}")) {
struct cdump_type *basetype;
const struct token *quals;
unsigned int num_quals = 0;
/* Anything can have these prepended. */
quals = ps->toks;
while (tok_take_if(&ps->toks, "const")
|| tok_take_if(&ps->toks, "volatile"))
num_quals++;
/* eg. "struct foo" or "varint_t" */
if (!tok_take_type(ps, &basetype)) {
complain(ps, "Expected typename inside struct/union");
return false;
}
do {
struct cdump_member *m;
tal_resize(&e->u.members, n+1);
m = &e->u.members[n++];
m->type = basetype;
if (num_quals) {
m->qualifiers
= string_of_toks(e, quals,
quals + num_quals);
} else
m->qualifiers = NULL;
/* May have multiple asterisks. */
while (tok_take_if(&ps->toks, "*"))
m->type = ptr_of(ps, m->type);
m->name = tok_take_ident(e, &ps->toks);
if (!m->name) {
complain(ps, "Expected name for member");
return false;
}
/* May be an array. */
while (tok_take_if(&ps->toks, "[")) {
if (!tok_take_array(ps, &m->type))
return false;
}
} while (tok_take_if(&ps->toks, ","));
if (!tok_take_if(&ps->toks, ";")) {
complain(ps, "Expected ; at end of member");
return false;
}
}
if (tok_take_if(&ps->toks, "}") && tok_take_if(&ps->toks, ";"))
return true;
complain(ps, "Expected }; at end of struct/union");
return false;
}
