#ifndef _HTTP_CLIENT_TRACE_HEADER_ #define _HTTP_CLIENT_TRACE_HEADER_ #pragma once #include struct HttpClientTraceLink { char X_B3_BusinessId[33]; // 业务ID char X_B3_TraceId[33]; // 跟踪ID char X_B3_SpanId[17]; // 跨度ID char X_B3_ParentSpanId[17]; // 父跨度ID char X_B3_Timestamp[17]; // 时间戳 }; #endif