Writing S-Functions

ssGetDataTypeSize

Get the size of a custom data type.

Syntax

• GetDataTypeSize(SimStruct *S, DTypeId id)
  

Arguments

S
   SimStruct representing an S-Function block.

id
   ID of data type.

Description

Returns the size of the data type specified by id, if id is valid and the data type's size has been set. Otherwise, this macro returns INVALID_DTYPE_SIZE and reports an error.

Note    Because this macro reports any error that occurs when it is invoked, you do not need to use ssSetErrorStatus to report the error.

Languages

C

Example

The following example gets the size of the int16 data type.

• int_T size = ssGetDataTypeSize(S, SS_INT16);
  if(size == INVALID_DTYPE_SIZE) return;
  

See Also
ssSetDataTypeSize

ssGetDataTypeName

ssGetDataTypeZero