25 int asn1_get_next(const u8 *buf, size_t len, struct asn1_hdr *hdr)  in asn1_get_next()  argument
30 	os_memset(hdr, 0, sizeof(*hdr));  in asn1_get_next()
34 	hdr->identifier = *pos++;  in asn1_get_next()
35 	hdr->class = hdr->identifier >> 6;  in asn1_get_next()
36 	hdr->constructed = !!(hdr->identifier & (1 << 5));  in asn1_get_next()
38 	if ((hdr->identifier & 0x1f) == 0x1f) {  in asn1_get_next()
39 		hdr->tag = 0;  in asn1_get_next()
49 			hdr->tag = (hdr->tag << 7) | (tmp & 0x7f);  in asn1_get_next()
52 		hdr->tag = hdr->identifier & 0x1f;  in asn1_get_next()
62 		hdr->length = 0;  in asn1_get_next()
73 			hdr->length = (hdr->length << 8) | *pos++;  in asn1_get_next()
77 		hdr->length = tmp;  in asn1_get_next()
80 	if (end < pos || hdr->length > (unsigned int) (end - pos)) {  in asn1_get_next()
85 	hdr->payload = pos;  in asn1_get_next()
137 	struct asn1_hdr hdr;  in asn1_get_oid()  local
139 	if (asn1_get_next(buf, len, &hdr) < 0 || hdr.length == 0)  in asn1_get_oid()
142 	if (hdr.class != ASN1_CLASS_UNIVERSAL || hdr.tag != ASN1_TAG_OID) {  in asn1_get_oid()
144 			   "tag 0x%x", hdr.class, hdr.tag);  in asn1_get_oid()
148 	*next = hdr.payload + hdr.length;  in asn1_get_oid()
150 	return asn1_parse_oid(hdr.payload, hdr.length, oid);  in asn1_get_oid()