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bson/bson.c  view on Meta::CPAN

/*
 *--------------------------------------------------------------------------
 *
 * bson_append_dbpointer --
 *
 *       This BSON data type is DEPRECATED.
 *
 *       Append a BSON dbpointer field to @bson.
 *
 * Returns:
 *       true if successful; otherwise false.
 *
 * Side effects:
 *       None.
 *
 *--------------------------------------------------------------------------
 */

bool
bson_append_dbpointer (bson_t           *bson,       /* IN */
                       const char       *key,        /* IN */
                       int               key_length, /* IN */
                       const char       *collection, /* IN */
                       const bson_oid_t *oid)
{
   static const uint8_t type = BSON_TYPE_DBPOINTER;
   uint32_t length;
   uint32_t length_le;

   BSON_ASSERT (bson);
   BSON_ASSERT (key);
   BSON_ASSERT (collection);
   BSON_ASSERT (oid);

   if (key_length < 0) {
      key_length = (int)strlen (key);
   }

   length = (int)strlen (collection) + 1;
   length_le = BSON_UINT32_TO_LE (length);

   return _bson_append (bson, 6,
                        (1 + key_length + 1 + 4 + length + 12),
                        1, &type,
                        key_length, key,
                        1, &gZero,
                        4, &length_le,
                        length, collection,
                        12, oid);
}


/*
 *--------------------------------------------------------------------------
 *
 * bson_append_document --
 *
 *       Append a new field to @bson containing a BSON document.
 *
 *       In general, using bson_append_document_begin() results in faster
 *       code and less memory fragmentation.
 *
 * Returns:
 *       true if successful; otherwise false.
 *
 * Side effects:
 *       None.
 *
 * See also:
 *       bson_append_document_begin().
 *
 *--------------------------------------------------------------------------
 */

bool
bson_append_document (bson_t       *bson,       /* IN */
                      const char   *key,        /* IN */
                      int           key_length, /* IN */
                      const bson_t *value)      /* IN */
{
   static const uint8_t type = BSON_TYPE_DOCUMENT;

   BSON_ASSERT (bson);
   BSON_ASSERT (key);
   BSON_ASSERT (value);

   if (key_length < 0) {
      key_length = (int)strlen (key);
   }

   return _bson_append (bson, 4,
                        (1 + key_length + 1 + value->len),
                        1, &type,
                        key_length, key,
                        1, &gZero,
                        value->len, _bson_data (value));
}


bool
bson_append_double (bson_t     *bson,
                    const char *key,
                    int         key_length,
                    double      value)
{
   static const uint8_t type = BSON_TYPE_DOUBLE;

   BSON_ASSERT (bson);
   BSON_ASSERT (key);

   if (key_length < 0) {
      key_length = (int)strlen (key);
   }

#if BSON_BYTE_ORDER == BSON_BIG_ENDIAN
   value = BSON_DOUBLE_TO_LE (value);
#endif

   return _bson_append (bson, 4,
                        (1 + key_length + 1 + 8),
                        1, &type,