42 void read_iterator(hmi_tree_item_t *dsc){

    42 /* TODO : deduplicate that code with plc_debug.c */

    43     /* todo */

    43 

    44 #define __Unpack_case_t(TYPENAME) \

    45         case TYPENAME##_ENUM :\

    46             *flags = ((__IEC_##TYPENAME##_t *)varp)->flags;\

    47             forced_value_p = *real_value_p = &((__IEC_##TYPENAME##_t *)varp)->value;\

    48             break;

    49 

    50 #define __Unpack_case_p(TYPENAME)\

    51         case TYPENAME##_O_ENUM :\

    52             *flags = __IEC_OUTPUT_FLAG;\

    53         case TYPENAME##_P_ENUM :\

    54             *flags |= ((__IEC_##TYPENAME##_p *)varp)->flags;\

    55             *real_value_p = ((__IEC_##TYPENAME##_p *)varp)->value;\

    56             forced_value_p = &((__IEC_##TYPENAME##_p *)varp)->fvalue;\

    57             break;

    58 

    59 static void* UnpackVar(hmi_tree_item_t *dsc, void **real_value_p, char *flags)

    60 {

    61     void *varp = dsc->ptr;

    62     void *forced_value_p = NULL;

    63     *flags = 0;

    64     /* find data to copy*/

    65     switch(dsc->type){

    66         __ANY(__Unpack_case_t)

    67         __ANY(__Unpack_case_p)

    68     default:

    69         break;

    70     }

    71     if (*flags & __IEC_FORCE_FLAG)

    72         return forced_value_p;

    73     return *real_value_p;

    46 void write_iterator(hmi_tree_item_t *dsc){

    76 void write_iterator(hmi_tree_item_t *dsc)

    47     /* todo */

    77 {

    78     void *dest_p = &wbuf[dsc->buf_index];

    79     void *real_value_p = NULL;

    80     char flags = 0;

    81 

    82     void *visible_value_p = UnpackVar(dsc, &real_value_p, &flags);

    83 

    84     memcpy(dest_p, visible_value_p, __get_type_enum_size(dsc->type));

    85 }

    86 

    87 void read_iterator(hmi_tree_item_t *dsc)

    88 {

    89     void *src_p = &rbuf[dsc->buf_index];

    90     void *real_value_p = NULL;

    91     char flags = 0;

    92 

    93     void *visible_value_p = UnpackVar(dsc, &real_value_p, &flags);

    94 

    95     memcpy(visible_value_p, src_p, __get_type_enum_size(dsc->type));