+void des_key_setup(const u8 *key, u32 *ek, u32 *dk)
+{
+ deskey(key, 0, ek);
+ deskey(key, 1, dk);
+}
+
+
+void des_block_encrypt(const u8 *plain, const u32 *ek, u8 *crypt)
+{
+ u32 work[2];
+ work[0] = WPA_GET_BE32(plain);
+ work[1] = WPA_GET_BE32(plain + 4);
+ desfunc(work, ek);
+ WPA_PUT_BE32(crypt, work[0]);
+ WPA_PUT_BE32(crypt + 4, work[1]);
+}
+
+
+void des_block_decrypt(const u8 *crypt, const u32 *dk, u8 *plain)
+{
+ u32 work[2];
+ work[0] = WPA_GET_BE32(crypt);
+ work[1] = WPA_GET_BE32(crypt + 4);
+ desfunc(work, dk);
+ WPA_PUT_BE32(plain, work[0]);
+ WPA_PUT_BE32(plain + 4, work[1]);
+}
+
+