Alexander Afanasyev | 8b37905 | 2011-08-21 16:58:20 -0700 | [diff] [blame] | 1 | /* -*- Mode: C++; c-file-style: "gnu"; indent-tabs-mode:nil -*- */ |
| 2 | /* |
| 3 | * Copyright (c) 2011 University of California, Los Angeles |
| 4 | * |
| 5 | * This program is free software; you can redistribute it and/or modify |
| 6 | * it under the terms of the GNU General Public License version 2 as |
| 7 | * published by the Free Software Foundation; |
| 8 | * |
| 9 | * This program is distributed in the hope that it will be useful, |
| 10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 12 | * GNU General Public License for more details. |
| 13 | * |
| 14 | * You should have received a copy of the GNU General Public License |
| 15 | * along with this program; if not, write to the Free Software |
| 16 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| 17 | * |
| 18 | * Author: Alexander Afanasyev <alexander.afanasyev@ucla.edu> |
| 19 | */ |
| 20 | |
Alexander Afanasyev | 2b4c947 | 2012-08-09 15:00:38 -0700 | [diff] [blame] | 21 | #include "tag.h" |
Alexander Afanasyev | e709f3d | 2011-08-21 17:55:45 -0700 | [diff] [blame] | 22 | |
Alexander Afanasyev | 2b4c947 | 2012-08-09 15:00:38 -0700 | [diff] [blame] | 23 | #include "base-attr.h" |
Alexander Afanasyev | 8b37905 | 2011-08-21 16:58:20 -0700 | [diff] [blame] | 24 | |
Alexander Afanasyev | 1043c70 | 2013-07-15 16:21:09 -0700 | [diff] [blame] | 25 | NDN_NAMESPACE_BEGIN |
| 26 | |
| 27 | namespace wire { |
Alexander Afanasyev | 8b37905 | 2011-08-21 16:58:20 -0700 | [diff] [blame] | 28 | namespace CcnbParser { |
| 29 | |
| 30 | Tag::Tag (Buffer::Iterator &start, uint32_t length) |
| 31 | { |
| 32 | m_tag.reserve (length+2); // extra byte for potential \0 at the end |
Alexander Afanasyev | 85a3bca | 2011-08-31 16:51:03 -0700 | [diff] [blame] | 33 | uint32_t i = 0; |
| 34 | for (; !start.IsEnd () && i < (length+1); i++) |
Alexander Afanasyev | 8b37905 | 2011-08-21 16:58:20 -0700 | [diff] [blame] | 35 | { |
| 36 | m_tag.push_back (start.ReadU8 ()); |
| 37 | } |
Alexander Afanasyev | 85a3bca | 2011-08-31 16:51:03 -0700 | [diff] [blame] | 38 | if (i < (length+1) && start.IsEnd ()) |
| 39 | throw CcnbDecodingException (); |
Alexander Afanasyev | 8b37905 | 2011-08-21 16:58:20 -0700 | [diff] [blame] | 40 | |
| 41 | // parse attributes until first nested block reached |
Alexander Afanasyev | c1e33eb | 2012-05-31 12:13:17 -0700 | [diff] [blame] | 42 | while (!start.IsEnd () && BufferIteratorPeekU8 (start)!=CCN_CLOSE) |
Alexander Afanasyev | 8b37905 | 2011-08-21 16:58:20 -0700 | [diff] [blame] | 43 | { |
| 44 | Ptr<Block> block = Block::ParseBlock (start); |
| 45 | if (DynamicCast<BaseAttr> (block)!=0) |
| 46 | m_attrs.push_back (block); |
| 47 | else |
| 48 | { |
| 49 | m_nestedTags.push_back (block); |
| 50 | break; |
| 51 | } |
| 52 | } |
| 53 | |
| 54 | // parse the rest of nested blocks |
Alexander Afanasyev | c1e33eb | 2012-05-31 12:13:17 -0700 | [diff] [blame] | 55 | while (!start.IsEnd () && BufferIteratorPeekU8 (start)!=CCN_CLOSE) |
Alexander Afanasyev | 8b37905 | 2011-08-21 16:58:20 -0700 | [diff] [blame] | 56 | { |
| 57 | Ptr<Block> block = Block::ParseBlock (start); |
| 58 | m_nestedTags.push_back (block); |
| 59 | } |
| 60 | |
| 61 | if (start.IsEnd ()) //should not be the end |
Alexander Afanasyev | e709f3d | 2011-08-21 17:55:45 -0700 | [diff] [blame] | 62 | throw CcnbDecodingException (); |
Alexander Afanasyev | 8b37905 | 2011-08-21 16:58:20 -0700 | [diff] [blame] | 63 | |
| 64 | start.ReadU8 (); // read CCN_CLOSE |
| 65 | } |
| 66 | |
Alexander Afanasyev | 1043c70 | 2013-07-15 16:21:09 -0700 | [diff] [blame] | 67 | } // namespace CcnbParser |
| 68 | } // namespace wire |
| 69 | |
| 70 | NDN_NAMESPACE_END |