set() — netty Function Reference

Architecture documentation for the set() function in MsgHdr.java from the netty codebase.

Function java Buffer Telemetry

Entity Profile

Buffer→ Telemetry→ set() — netty Function Reference

Dependency Diagram

graph TD
  2945e618_b315_2c6d_4aa2_1db17ba484fe["set()"]
  4a81f547_d99c_c526_30f9_847735bb8edf["MsgHdr"]
  2945e618_b315_2c6d_4aa2_1db17ba484fe -->|defined in| 4a81f547_d99c_c526_30f9_847735bb8edf
  style 2945e618_b315_2c6d_4aa2_1db17ba484fe fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

transport-classes-io_uring/src/main/java/io/netty/channel/uring/MsgHdr.java lines 39–56

    static void set(ByteBuffer memory, long iovMemory, int iovLength) {
        int memoryPosition = memory.position();
        memory.putInt(memoryPosition + Native.MSGHDR_OFFSETOF_MSG_NAMELEN, 0);
        if (Native.SIZEOF_SIZE_T == 4) {
            memory.putInt(memoryPosition + Native.MSGHDR_OFFSETOF_MSG_NAME, 0);
            memory.putInt(memoryPosition + Native.MSGHDR_OFFSETOF_MSG_IOV, (int) iovMemory);
            memory.putInt(memoryPosition + Native.MSGHDR_OFFSETOF_MSG_IOVLEN, iovLength);
            memory.putInt(memoryPosition + Native.MSGHDR_OFFSETOF_MSG_CONTROL, 0);
            memory.putInt(memoryPosition + Native.MSGHDR_OFFSETOF_MSG_CONTROLLEN, 0);
        } else {
            assert Native.SIZEOF_SIZE_T == 8;
            memory.putLong(memoryPosition + Native.MSGHDR_OFFSETOF_MSG_NAME, 0);
            memory.putLong(memoryPosition + Native.MSGHDR_OFFSETOF_MSG_IOV, iovMemory);
            memory.putLong(memoryPosition + Native.MSGHDR_OFFSETOF_MSG_IOVLEN, iovLength);
            memory.putLong(memoryPosition + Native.MSGHDR_OFFSETOF_MSG_CONTROL, 0);
            memory.putLong(memoryPosition + Native.MSGHDR_OFFSETOF_MSG_CONTROLLEN, 0);
        }
    }