1 files changed, 49 insertions, 0 deletions
diff --git a/girepository/cmph/sdbm_hash.c b/girepository/cmph/sdbm_hash.c
new file mode 100644
index 00000000..2f706c9f
--- /dev/null
+++ b/girepository/cmph/sdbm_hash.c
@@ -0,0 +1,49 @@
+#include "sdbm_hash.h"
+#include <stdlib.h>
+
+sdbm_state_t *sdbm_state_new()
+{
+	sdbm_state_t *state = (sdbm_state_t *)malloc(sizeof(sdbm_state_t));
+	state->hashfunc = CMPH_HASH_SDBM;
+	return state;
+}
+
+void sdbm_state_destroy(sdbm_state_t *state)
+{
+	free(state);
+}
+
+cmph_uint32 sdbm_hash(sdbm_state_t *state, const char *k, cmph_uint32 keylen)
+{
+	register cmph_uint32 hash = 0;
+	const unsigned char *ptr = (unsigned char *)k;
+	cmph_uint32 i = 0;
+
+	while(i < keylen) {
+		hash = *ptr + (hash << 6) + (hash << 16) - hash;
+		++ptr, ++i;
+	}
+	return hash;
+}
+
+
+void sdbm_state_dump(sdbm_state_t *state, char **buf, cmph_uint32 *buflen)
+{
+	*buf = NULL;
+	*buflen = 0;
+	return;
+}
+
+sdbm_state_t *sdbm_state_copy(sdbm_state_t *src_state)
+{
+	sdbm_state_t *dest_state = (sdbm_state_t *)malloc(sizeof(sdbm_state_t));
+	dest_state->hashfunc = src_state->hashfunc;
+	return dest_state;
+}
+
+sdbm_state_t *sdbm_state_load(const char *buf, cmph_uint32 buflen)
+{
+	sdbm_state_t *state = (sdbm_state_t *)malloc(sizeof(sdbm_state_t));
+	state->hashfunc = CMPH_HASH_SDBM;
+	return state;
+}