ACPI_ENUM_CHILD_LENGTH_FROM_CHILD macro
The ACPI_ENUM_CHILD_LENGTH_FROM_CHILD macro calculates the size, in bytes, of a variable-length ACPI_ENUM_CHILD structure.
Syntax
void ACPI_ENUM_CHILD_LENGTH_FROM_CHILD(
Child
);
Parameters
- Child
A pointer to a structure of type ACPI_ENUM_CHILD for which to calculate the size, in bytes, of the structure.
Return value
The size, in bytes, of the ACPI_ENUM_CHILD structure that Child points to.
Remarks
A driver can use this macro to calculate the size, in bytes, of the ACPI_ENUM_CHILD structures in an ACPI_ENUM_CHILDREN_OUTPUT_BUFFER structure.
Requirements
Target platform |
Desktop |
Version |
Windows Vista and later versions of Windows. |
Header |
Acpiioct.h (include Acpiioct.h) |
See also
ACPI_ENUM_CHILDREN_OUTPUT_BUFFER