ipfw_opcodes
fill_flags_cmd(ipfw_insn *cmd, enum ipfw_opcodes opcode,
fill_cmd(ipfw_insn *cmd, enum ipfw_opcodes opcode, int flags, uint16_t arg)
fill_cmd(ipfw_insn * cmd, enum ipfw_opcodes opcode, int size,
fill_ip(ipfw_insn * cmd1, enum ipfw_opcodes opcode, u_int32_t addr)
fill_one_port(ipfw_insn * cmd1, enum ipfw_opcodes opcode, u_int16_t port)
enum ipfw_opcodes action, int proto,