Defines valid source and destination format pairs.

typedef struct _VALID_DATA_FORMATS {
  ULONG     ulSrcDstFormat;           /*  Combined source and destination codes. */
  PFN       pfnRowConversionRoutine;  /*  Address of the conversion routine for this pair. */
  PBYTE     *ppConvertTable;          /*  Address to the conversion table, if required. */
  PFN       pfnCreateConvertTable;    /*  Address to a routine that creates a conversion table. */
} VALID_DATA_FORMATS;

typedef   VALID _ DATA _ FORMATS   * PVALID _ DATA _ FORMATS ;