What type of hash is this? -

i not @ , have searched high , low try , motivate if or bad hash. hope 1 of enlighten me information regarding this.

unsigned int hash(bytearray[] msg)  {    unsigned int hash = 0xdecafbad;    for(i = 0; < msg.length(); i++)    {       hash = ((hash << 5) xor (hash >> 27)) xor msg[i];    }    return (hash bitwise-and 0x7fffffff);  }