127 lines
3.5 KiB
C
127 lines
3.5 KiB
C
/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*-
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*
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* Copyright (C) 2011 Colin Walters <walters@verbum.org>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*
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* Author: Colin Walters <walters@verbum.org>
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*/
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#include "config.h"
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#include <gio/gio.h>
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#include <string.h>
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#include "otutil.h"
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GHashTable *
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ot_util_variant_asv_to_hash_table (GVariant *variant)
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{
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GHashTable *ret;
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GVariantIter *viter;
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char *key;
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GVariant *value;
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ret = g_hash_table_new_full (g_str_hash, g_str_equal, g_free, (GDestroyNotify)g_variant_unref);
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viter = g_variant_iter_new (variant);
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while (g_variant_iter_next (viter, "{s@v}", &key, &value))
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g_hash_table_replace (ret, key, g_variant_ref_sink (value));
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g_variant_iter_free (viter);
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return ret;
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}
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gboolean
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ot_util_variant_save (GFile *dest,
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GVariant *variant,
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GCancellable *cancellable,
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GError **error)
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{
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gboolean ret = FALSE;
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GOutputStream *out = NULL;
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gsize bytes_written;
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out = (GOutputStream*)g_file_replace (dest, NULL, 0, FALSE, cancellable, error);
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if (!out)
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goto out;
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if (!g_output_stream_write_all (out,
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g_variant_get_data (variant),
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g_variant_get_size (variant),
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&bytes_written,
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cancellable,
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error))
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goto out;
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if (!g_output_stream_close (out, cancellable, error))
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goto out;
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ret = TRUE;
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out:
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g_clear_object (&out);
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return ret;
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}
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GVariant *
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ot_util_variant_take_ref (GVariant *variant)
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{
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#if GLIB_CHECK_VERSION(2,32,0)
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return g_variant_take_ref (variant);
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#else
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if (g_variant_is_floating (variant))
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return g_variant_ref_sink (variant);
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return variant;
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#endif
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}
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gboolean
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ot_util_variant_map (GFile *src,
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const GVariantType *type,
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GVariant **out_variant,
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GError **error)
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{
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gboolean ret = FALSE;
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GMappedFile *mfile = NULL;
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char *path = NULL;
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GVariant *ret_variant = NULL;
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path = g_file_get_path (src);
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mfile = g_mapped_file_new (path, FALSE, error);
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if (!mfile)
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goto out;
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ret_variant = g_variant_new_from_data (type,
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g_mapped_file_get_contents (mfile),
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g_mapped_file_get_length (mfile),
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FALSE,
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(GDestroyNotify) g_mapped_file_unref,
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mfile);
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mfile = NULL;
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g_variant_ref_sink (ret_variant);
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ret = TRUE;
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*out_variant = ret_variant;
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ret_variant = NULL;
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out:
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if (ret_variant)
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g_variant_unref (ret_variant);
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if (mfile)
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g_mapped_file_unref (mfile);
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g_free (path);
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return ret;
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}
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