bson_iter_document()¶
Synopsis¶
#define BSON_ITER_HOLDS_DOCUMENT(iter) \
(bson_iter_type ((iter)) == BSON_TYPE_DOCUMENT)
void
bson_iter_document (const bson_iter_t *iter,
uint32_t *document_len,
const uint8_t **document);
Parameters¶
iter
: A bson_iter_t.document_len
: A location for the length of the document in bytes.document
: A location for the document buffer.
Description¶
The bson_iter_document()
function shall retrieve the raw buffer of a sub-document from iter
. iter
MUST be on an element that is of type BSON_TYPE_DOCUMENT. This can be verified with bson_iter_type() or the BSON_ITER_HOLDS_DOCUMENT()
macro.