IOS/Resource request

struct ios_ressource_request {
    enum IOS_ressouce_cmd cmd;
    /* ... to be continued */
};

enum IOS_ressouce_cmd {
    IOS_CMD_OPEN   = 1,
    IOS_CMD_CLOSE  = 2,
    IOS_CMD_READ   = 3,
    IOS_CMD_WRITE  = 4,
    IOS_CMD_SEEK   = 5,
    IOS_CMD_IOCTL  = 6,
    IOS_CMD_IOCTLV = 7
}