xferinfo_t Structure

typedef struct xferinfo {
        uintptr_t xfer_laddr;        /* Local buffer address */
        uint32_t  xfer_loffset;      /* Relative offset from local buffer */
        uint32_t  xfer_lkey;         /* Access control to local memory */
        uintptr_t xfer_raddr;        /* Remote virtual address */
        uint32_t  xfer_roffset;      /* Offset from the remote address */
        uint32_t  xfer_rkey;         /* Access control to remote address */
        uint32_t  xfer_len;          /* Transfer length */
        uint8_t   xfer_type;         /* 0: read; 1: write; */
} xferinfo_t;