hab (HAB) - input

The handle to the anchor block.

pBuf (PVOID) - input

The pointer to the buffer of data structures.

cbBuf (ULONG) - input

The size of the buffer in bytes.

pulReturned (PULONG) - input

The number of port entries returned.

pulTotal (PULONG) - input

The total number of port entries.

pcbNeeded (PULONG) - input

The size of the buffer required for all data.

rc (APIERR) - returns

Return codes.

This handling routine returns the following errors:

ERROR_INSUFFICIENT_BUFFER ERROR_MORE_DATA
NO_ERROR

The buffer, on return, consists of an array of the following data structure:

typedef struct _PORTNAMES {
        PSZ pszPortName;
        PSZ pszPortDesc;
} PORTNAMES;