1 files changed, 59 insertions, 0 deletions
diff --git a/src/filterdb.h b/src/filterdb.h
new file mode 100644
index 0000000..2d16572
--- /dev/null
+++ b/src/filterdb.h
@@ -0,0 +1,59 @@
+#ifndef FILTERDB_H
+#define FILTERDB_H
+
+#include <stddef.h>
+#include <stdint.h>
+#include "blob.h"
+
+#define SQDB_LENGTH_BITS		5
+
+#define SQDB_SECTION_STRINGS		0
+#define SQDB_SECTION_CATEGORIES		1
+#define SQDB_SECTION_INDEX		2
+#define SQDB_SECTION_INDEX_MPH		3
+#define SQDB_SECTION_KEYWORD		4
+#define SQDB_SECTION_KEYWORD_MPH	5
+#define SQDB_SECTION_MAX		8
+
+struct sqdb {
+	int			fd;
+	void *			mmap_base;
+	size_t			file_length;
+};
+
+struct sqdb_section {
+	uint32_t		offset;
+	uint32_t		length;
+};
+
+struct sqdb_header {
+	char			description[116];
+	uint32_t		num_sections;
+	uint32_t		version;
+	uint32_t		magic;
+	struct sqdb_section	section[SQDB_SECTION_MAX];
+};
+
+#define SQDB_PARENT_ROOT	0xffffff
+#define SQDB_PARENT_IPV4	0xfffffe
+
+struct sqdb_index_entry {
+	uint32_t		has_subdomains : 1;
+	uint32_t		has_paths : 1;
+	uint32_t		category : 6;
+	uint32_t		parent : 24;
+	uint32_t		component;
+};
+
+
+const char *sqdb_section_names[SQDB_SECTION_MAX];
+
+int sqdb_create(struct sqdb *db, const char *fn);
+int sqdb_open(struct sqdb *db, const char *fn);
+void sqdb_close(struct sqdb *db);
+
+void *sqdb_section_create(struct sqdb *db, int id, uint32_t size);
+void *sqdb_section_get(struct sqdb *db, int id, uint32_t *size);
+blob_t sqdb_get_string_literal(struct sqdb *db, uint32_t encoded_ptr);
+
+#endif