Move data access to a subdirectory

[grits] / src / data / gis-data.h

diff --git a/src/data/gis-data.h b/src/data/gis-data.h
new file mode 100644 (file)
index 0000000..a065650
--- /dev/null
+++ b/src/data/gis-data.h
@@ -0,0 +1,41 @@
+/*
+ * Copyright (C) 2009-2010 Andy Spencer <andy753421@gmail.com>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef __DATA_H__
+#define __DATA_H__
+
+#include <libsoup/soup.h>
+
+typedef enum {
+       GIS_NEVER,   // Never cache the file (for offline mode)
+       GIS_ONCE,    // Cache the file if it does not exist
+       GIS_UPDATE,  // Append additional data to cached copy (resume)
+       GIS_REFRESH, // Delete existing file and cache a new copy
+} GisDataCacheType;
+
+typedef void (*GisDataCacheDoneCallback)(gchar *file, gboolean updated,
+               gpointer user_data);
+
+typedef void (*GisDataCacheChunkCallback)(gchar *file, goffset cur,
+               goffset total, gpointer user_data);
+
+SoupSession *cache_file(char *base, char *path, GisDataCacheType update,
+               GisDataCacheChunkCallback user_chunk_cb,
+               GisDataCacheDoneCallback user_done_cb,
+               gpointer user_data);
+
+#endif