HcclSendRecvItem

Description

Defines the basic information about each communication task during batch point-to-point communication, including the task type, data address, number of data elements, data type, and peer-end rank ID.

Prototype

typedef struct HcclSendRecvItemDef {
    HcclSendRecvType sendRecvType;    /* Whether the current task type is sending or receiving data */
    void *buf;        /* Address of the buffer for sending or receiving data */
    uint64_t count;   /* Number of data elements to be sent or received */
    HcclDataType dataType;   /* Data type of the data to be sent or received */
    uint32_t remoteRank;     /* Rank ID of the data sending/receiving end in the communicator */
} HcclSendRecvItem;

Parent topic: Data Types