This structure is the source buffer table for the PARM_NOTIFY data structure.
typedef struct _ESRCBUFTAB {
  PVOID      pBuffer;        /*  Pointer to buffer. */
  PVOID      pRecord;        /*  Pointer to record in buffer. */
  ULONG      ulLength;       /*  Buffer length. */
  ULONG      ulMessageParm;  /*  Message to passed to application. */
  MMTIME     mmtimeOffset;   /*  MMTIME offset from beginning of buffer. */
  ULONG      ulParm1;        /*  Record or buffer specific data. */
  ULONG      ulParm2;        /*  Record or buffer specific data. */
} ESRCBUFTAB;
typedef   ESRCBUFTAB   FAR   * PESRCBUFTAB ;