1 files changed, 87 insertions, 0 deletions
diff --git a/endless/gvdb/gvdb-format.h b/endless/gvdb/gvdb-format.h
new file mode 100644
index 0000000..9efc48d
--- /dev/null
+++ b/endless/gvdb/gvdb-format.h
@@ -0,0 +1,87 @@
+/*
+ * Copyright © 2010 Codethink Limited
+ *
+ * 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 of the licence, 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., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ *
+ * Author: Allison Lortie <desrt@desrt.ca>
+ */
+
+#ifndef __gvdb_format_h__
+#define __gvdb_format_h__
+
+#include <glib.h>
+
+typedef struct { guint16 value; } guint16_le;
+typedef struct { guint32 value; } guint32_le;
+
+struct gvdb_pointer {
+  guint32_le start;
+  guint32_le end;
+};
+
+struct gvdb_hash_header {
+  guint32_le n_bloom_words;
+  guint32_le n_buckets;
+};
+
+struct gvdb_hash_item {
+  guint32_le hash_value;
+  guint32_le parent;
+
+  guint32_le key_start;
+  guint16_le key_size;
+  gchar type;
+  gchar unused;
+
+  union
+  {
+    struct gvdb_pointer pointer;
+    gchar direct[8];
+  } value;
+};
+
+struct gvdb_header {
+  guint32 signature[2];
+  guint32_le version;
+  guint32_le options;
+
+  struct gvdb_pointer root;
+};
+
+static inline guint32_le guint32_to_le (guint32 value) {
+  guint32_le result = { GUINT32_TO_LE (value) };
+  return result;
+}
+
+static inline guint32 guint32_from_le (guint32_le value) {
+  return GUINT32_FROM_LE (value.value);
+}
+
+static inline guint16_le guint16_to_le (guint16 value) {
+  guint16_le result = { GUINT16_TO_LE (value) };
+  return result;
+}
+
+static inline guint16 guint16_from_le (guint16_le value) {
+  return GUINT16_FROM_LE (value.value);
+}
+
+#define GVDB_SIGNATURE0 1918981703
+#define GVDB_SIGNATURE1 1953390953
+#define GVDB_SWAPPED_SIGNATURE0 GUINT32_SWAP_LE_BE (GVDB_SIGNATURE0)
+#define GVDB_SWAPPED_SIGNATURE1 GUINT32_SWAP_LE_BE (GVDB_SIGNATURE1)
+
+#endif /* __gvdb_format_h__ */