READ_PORT_BUFFER_UCHAR (Compact 2013)

3/26/2014

This function reads a number of bytes from the specified port I/O address into a buffer.

Syntax

VOID READ_PORT_BUFFER_UCHAR(
  PUCHAR Port, 
  PUCHAR Buffer, 
  ULONG Count 
);

Parameters

• Port
  [in] Pointer to the port that must be a mapped memory range in I/O space.

• Buffer
  [out] Pointer to a buffer to read UCHAR values into.

• Count
  [in] Number of bytes to read into the buffer.

Return Value

None.

Remarks

The size of the buffer must be large enough to contain at least the specified number of bytes.

The Port parameter refers to device hardware mapped into the CPU's address space using other CEDDK.dll functions.

Requirements

See Also

Reference

Ceddk.dll I/O Functions
Ceddk.dll