#ifndef _HTTP_CLIENT_TRACE_HEADER_ #define _HTTP_CLIENT_TRACE_HEADER_ #pragma once #include struct HttpClientTraceLink { char X_B3_BusinessId[32]; // 业务ID char X_B3_TraceId[32]; // 跟踪ID char X_B3_SpanId[16]; // 跨度ID char X_B3_ParentSpanId[16]; // 父跨度ID char X_B3_Timestamp[16]; // 时间戳 }; #endif