/*
* Read in cbor key/values from flat buffer pointed by data, and fill them
* into attrs.
*
* @param data Pointer to beginning of cbor encoded data
* @param len Number of bytes in the buffer
* @param attrs Array of cbor objects to look for.
*
* @return 0 on success; non-zero on failure.
*/
int
cbor_read_flat_attrs(const uint8_t *data, int len,
const struct cbor_attr_t *attrs)
{
struct cbor_buf_reader reader;
struct CborParser parser;
struct CborValue value;
CborError err;
cbor_buf_reader_init(&reader, data, len);
err = cbor_parser_init(&reader.r, 0, &parser, &value);
if (err != CborNoError) {
return -1;
}
return cbor_read_object(&value, attrs);
}
uint16_t
oc_parse_rep(const uint8_t *in_payload, uint16_t payload_size,
oc_rep_t **out_rep)
{
CborParser parser;
CborValue root_value, cur_value, map;
CborError err = CborNoError;
struct cbor_buf_reader br;
cbor_buf_reader_init(&br, in_payload, payload_size);
err |= cbor_parser_init(&br.r, 0, &parser, &root_value);
if (cbor_value_is_map(&root_value)) {
err |= cbor_value_enter_container(&root_value, &cur_value);
*out_rep = 0;
oc_rep_t **cur = out_rep;
while (cbor_value_is_valid(&cur_value)) {
oc_parse_rep_value(&cur_value, cur, &err);
err |= cbor_value_advance(&cur_value);
cur = &(*cur)->next;
}
} else if (cbor_value_is_array(&root_value)) {
err |= cbor_value_enter_container(&root_value, &map);
err |= cbor_value_enter_container(&map, &cur_value);
*out_rep = 0;
oc_rep_t **cur = out_rep;
while (cbor_value_is_valid(&cur_value)) {
*cur = _alloc_rep();
(*cur)->type = OBJECT;
oc_parse_rep_value(&cur_value, &(*cur)->value_object, &err);
err |= cbor_value_advance(&cur_value);
(*cur)->next = 0;
cur = &(*cur)->next;
}
}
return (uint16_t)err;
}
