plist_ffi 0.1.5

C FFI for the amazing plist crate, compatible with libplist
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/*
 * Structure.cpp
 *
 * Copyright (c) 2009 Jonathan Beck All Rights Reserved.
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301 USA
 */

#include <cstdlib>
#include <plist/Structure.h>
#include <plist/plist.h>

namespace PList {

Structure::Structure(Node *parent) : Node(parent) {}
Structure::Structure(plist_type type, Node *parent) : Node(type, parent) {}

Structure::~Structure() {}

uint32_t Structure::GetSize() const {
  uint32_t size = 0;
  plist_type type = plist_get_node_type(_node);
  if (type == PLIST_ARRAY) {
    size = plist_array_get_size(_node);
  } else if (type == PLIST_DICT) {
    size = plist_dict_get_size(_node);
  }
  return size;
}

std::string Structure::ToXml() const {
  char *xml = NULL;
  uint32_t length = 0;
  plist_to_xml(_node, &xml, &length);
  std::string ret(xml, xml + length);
  free(xml);
  return ret;
}

std::vector<char> Structure::ToBin() const {
  char *bin = NULL;
  uint32_t length = 0;
  plist_to_bin(_node, &bin, &length);
  std::vector<char> ret(bin, bin + length);
  free(bin);
  return ret;
}

void Structure::UpdateNodeParent(Node *node) {
  // Unlink node first
  if (NULL != node->_parent) {
    plist_type type = plist_get_node_type(node->_parent);
    if (PLIST_ARRAY == type || PLIST_DICT == type) {
      Structure *s = static_cast<Structure *>(node->_parent);
      s->Remove(node);
    }
  }
  node->_parent = this;
}

static Structure *ImportStruct(plist_t root) {
  Structure *ret = NULL;
  plist_type type = plist_get_node_type(root);

  if (PLIST_ARRAY == type || PLIST_DICT == type) {
    ret = static_cast<Structure *>(Node::FromPlist(root));
  } else {
    plist_free(root);
  }

  return ret;
}

Structure *Structure::FromXml(const std::string &xml) {
  plist_t root = NULL;
  plist_from_xml(xml.c_str(), xml.size(), &root);

  return ImportStruct(root);
}

Structure *Structure::FromBin(const std::vector<char> &bin) {
  plist_t root = NULL;
  plist_from_bin(&bin[0], bin.size(), &root);

  return ImportStruct(root);
}

Structure *Structure::FromBin(const char *bin, uint64_t size) {
  plist_t root = NULL;
  plist_from_bin(bin, size, &root);

  return ImportStruct(root);
}

Structure *Structure::FromMemory(const std::vector<char> &buf,
                                 plist_format_t *format) {
  return Structure::FromMemory(&buf[0], buf.size(), format);
}

Structure *Structure::FromMemory(const char *buf, uint64_t size,
                                 plist_format_t *format) {
  plist_t root = NULL;
  plist_from_memory(buf, size, &root, format);
  return ImportStruct(root);
}

} // namespace PList