# bson_subtype_t

Binary Field Subtype

## Synopsis

    #include <bson/bson.h>

    typedef enum {
       BSON_SUBTYPE_BINARY = 0x00,
       BSON_SUBTYPE_FUNCTION = 0x01,
       BSON_SUBTYPE_BINARY_DEPRECATED = 0x02,
       BSON_SUBTYPE_UUID_DEPRECATED = 0x03,
       BSON_SUBTYPE_UUID = 0x04,
       BSON_SUBTYPE_MD5 = 0x05,
       BSON_SUBTYPE_COLUMN = 0x07,
       BSON_SUBTYPE_USER = 0x80,
    } bson_subtype_t;

## Description

This enumeration contains the various subtypes that may be used in a binary field. See http://bsonspec.org for more information.

## Functions

## Example

    bson_t doc = BSON_INITIALIZER;

    BSON_APPEND_BINARY (&doc, "binary", BSON_SUBTYPE_BINARY, data, data_len);