Here is a list of all documented struct and union fields with links to the struct/union documentation for each field:

current_dc_A : chademo_se_psuctl_inputs
data : chademo_xx_can_frame
event : chademo_se_psuctl_outputs
flags_fault : chademo_se_psuctl_inputs
id : chademo_xx_can_frame
in : chademo_se_vgpio
len : chademo_xx_can_frame
out : chademo_se_vgpio
out_terminals_voltage_V : chademo_se_vsensors
ready_for_operation : chademo_se_psuctl_inputs
set_current_dc_A : chademo_se_psuctl_outputs
set_voltage_dc_V : chademo_se_psuctl_outputs
voltage_dc_V : chademo_se_psuctl_inputs