Function LoadUint32

src/brpc/policy/http2_rpc_protocol.cpp:93–99

    return v;
}
inline uint32_t LoadUint32(butil::IOBufBytesIterator& it) {
    uint32_t v = *it; ++it;
    v = ((v << 8) | *it); ++it;
    v = ((v << 8) | *it); ++it;
    v = ((v << 8) | *it); ++it;
    return v;
}
inline void SaveUint16(void* out, uint16_t v) {
    uint8_t* p = (uint8_t*)out;
    p[0] = (v >> 8) & 0xFF;