51 #define ALT_MODULE_CLASS(instance) ALT_MODULE_CLASS_ ## instance  argument
69 #define ALT_DRIVER_FUNC_NAME(instance, func) \  argument
70   ALT_DRIVER_FUNC_NAME1(ALT_MODULE_CLASS(instance), func)
92 #define ALT_DRIVER_STATE_STRUCT(instance) \  argument
93     struct ALT_DRIVER_FUNC_NAME(instance, state_s)
107 #define ALT_DRIVER_STATE(instance) instance  argument
120 #define ALT_DRIVER_WRITE_EXTERNS(instance)                                  \  argument
121     extern ALT_DRIVER_STATE_STRUCT(instance) ALT_DRIVER_STATE(instance);    \
122     extern int ALT_DRIVER_FUNC_NAME(instance, write)                        \
123       (ALT_DRIVER_STATE_STRUCT(instance) *, const char *, int, int);
125 #define ALT_DRIVER_WRITE(instance, buffer, len, flags)                      \  argument
126     ALT_DRIVER_FUNC_NAME(instance, write)(&ALT_DRIVER_STATE(instance), buffer, len, flags)
140 #define ALT_DRIVER_READ_EXTERNS(instance)                                   \  argument
141     extern ALT_DRIVER_STATE_STRUCT(instance) ALT_DRIVER_STATE(instance);    \
142     extern int ALT_DRIVER_FUNC_NAME(instance, read)                         \
143       (ALT_DRIVER_STATE_STRUCT(instance) *, const char *, int, int);
145 #define ALT_DRIVER_READ(instance, buffer, len, flags)                       \  argument
146     ALT_DRIVER_FUNC_NAME(instance, read)(&ALT_DRIVER_STATE(instance), buffer, len, flags)
158 #define ALT_DRIVER_IOCTL_EXTERNS(instance)                                  \  argument
159     extern ALT_DRIVER_STATE_STRUCT(instance) ALT_DRIVER_STATE(instance);    \
160     extern int ALT_DRIVER_FUNC_NAME(instance, ioctl)                        \
161       (ALT_DRIVER_STATE_STRUCT(instance) *, int, void*);
163 #define ALT_DRIVER_IOCTL(instance, req, arg)                                \  argument
164     ALT_DRIVER_FUNC_NAME(instance, ioctl)(&ALT_DRIVER_STATE(instance), req, arg)