1 files changed, 57 insertions, 0 deletions
diff --git a/jni/iodine/src/login.c b/jni/iodine/src/login.c
new file mode 100644
index 0000000..c8827c3
--- /dev/null
+++ b/jni/iodine/src/login.c
@@ -0,0 +1,57 @@
+/*
+ * Copyright (c) 2006-2009 Bjorn Andersson <flex@kryo.se>, Erik Ekman <yarrick@kryo.se>
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#include <string.h>
+#include <sys/types.h>
+
+#ifdef WINDOWS32
+#include "windows.h"
+#else
+#include <arpa/inet.h>
+#endif
+
+#include "md5.h"
+
+/* 
+ * Needs a 16byte array for output, and 32 bytes password 
+ */
+void 
+login_calculate(char *buf, int buflen, const char *pass, int seed) 
+{
+	unsigned char temp[32];
+	md5_state_t ctx;
+	int *ix;
+	int i;
+	int k;
+
+	if (buflen < 16) 
+		return;
+
+	memcpy(temp, pass, 32);
+	ix = (int*) temp;
+
+	for (i = 0; i < 8; i++) {
+		k = ntohl(*ix);
+		k ^= seed;
+		*ix++ = htonl(k);
+	}
+
+	md5_init(&ctx);
+	md5_append(&ctx, temp, 32);
+	md5_finish(&ctx, (unsigned char *) buf);
+
+}
+