HcommMemUnimport

// export端操作
const EndpointDesc endpointDesc = {
    .protocol = COMM_PROTOCOL_ROCE,
    .commAddr = {
        .type = COMM_ADDR_TYPE_IP_V4,
        .addr = {{192, 168, 1, 100}}
    },
    .loc = {
        .locType = ENDPOINT_LOC_TYPE_DEVICE,
        .device = {
            .devPhyId = 0,
            .superDevId = 0,
            .serverIdx = 0,
            .superPodIdx = 0
        }
    },
    .raws = {0}
};
EndpointHandle endpointHandle = nullptr;
HcclResult result = HcommEndpointCreate(&endpointDesc, &endpointHandle);
const char *memTag = "HcclBuffer";
HcommMem mem = {
    .type = HCCL_MEM_TYPE_DEVICE,
    .addr = reinterpret_cast<void*>(0x1111),
    .size = 100
};
void *memHandle;
result = HcommMemReg(endpointHandle, memTag, mem, &memHandle);

uint32_t* memDescLen;
void* memDesc = nullptr;
result = HcommMemExport(endpointHandle, memHandle, memDesc, memDescLen);

// import端操作
HcommMem mem;
result = HcommMemImport(endpointHandle, memDesc, memDescLen, mem);

result = HcommUnimport(endpointHandle, memDesc, memDescLen);