16 int btf_field_iter_init(struct btf_field_iter *it, struct btf_type *t,  in btf_field_iter_init()  argument
19 	it->p = NULL;  in btf_field_iter_init()
20 	it->m_idx = -1;  in btf_field_iter_init()
21 	it->off_idx = 0;  in btf_field_iter_init()
22 	it->vlen = 0;  in btf_field_iter_init()
32 			it->desc = (struct btf_field_desc) {};  in btf_field_iter_init()
44 			it->desc = (struct btf_field_desc) { 1, {offsetof(struct btf_type, type)} };  in btf_field_iter_init()
47 			it->desc = (struct btf_field_desc) {  in btf_field_iter_init()
54 			it->desc = (struct btf_field_desc) {  in btf_field_iter_init()
61 			it->desc = (struct btf_field_desc) {  in btf_field_iter_init()
68 			it->desc = (struct btf_field_desc) {  in btf_field_iter_init()
81 			it->desc = (struct btf_field_desc) {};  in btf_field_iter_init()
97 			it->desc = (struct btf_field_desc) {  in btf_field_iter_init()
102 			it->desc = (struct btf_field_desc) {  in btf_field_iter_init()
109 			it->desc = (struct btf_field_desc) {  in btf_field_iter_init()
117 			it->desc = (struct btf_field_desc) {  in btf_field_iter_init()
124 			it->desc = (struct btf_field_desc) {  in btf_field_iter_init()
138 	if (it->desc.m_sz)  in btf_field_iter_init()
139 		it->vlen = btf_vlen(t);  in btf_field_iter_init()
141 	it->p = t;  in btf_field_iter_init()
145 __u32 *btf_field_iter_next(struct btf_field_iter *it)  in btf_field_iter_next()  argument
147 	if (!it->p)  in btf_field_iter_next()
150 	if (it->m_idx < 0) {  in btf_field_iter_next()
151 		if (it->off_idx < it->desc.t_off_cnt)  in btf_field_iter_next()
152 			return it->p + it->desc.t_offs[it->off_idx++];  in btf_field_iter_next()
154 		it->m_idx = 0;  in btf_field_iter_next()
155 		it->p += sizeof(struct btf_type);  in btf_field_iter_next()
156 		it->off_idx = 0;  in btf_field_iter_next()
160 	if (it->desc.m_sz == 0) {  in btf_field_iter_next()
161 		it->p = NULL;  in btf_field_iter_next()
165 	if (it->off_idx >= it->desc.m_off_cnt) {  in btf_field_iter_next()
167 		it->m_idx++;  in btf_field_iter_next()
168 		it->p += it->desc.m_sz;  in btf_field_iter_next()
169 		it->off_idx = 0;  in btf_field_iter_next()
172 	if (it->m_idx < it->vlen)  in btf_field_iter_next()
173 		return it->p + it->desc.m_offs[it->off_idx++];  in btf_field_iter_next()
175 	it->p = NULL;  in btf_field_iter_next()