feat(comm): add resolve type enums

mars/comm/comm_data.h

@@ -18,16 +18,16 @@
 //  Created by garry on 2017/2/17.
 //
 
-#ifndef comm_data_h
-#define comm_data_h
-
-#include <stdint.h>
+#ifndef mars_comm_data_h
+#define mars_comm_data_h
 
+#include <cstdint>
 #include <string>
 
 namespace mars {
 namespace comm {
 
+// proxy
 enum ProxyType {
     kProxyNone = 0,
     kProxyHttpTunel,
@@ -75,7 +75,7 @@ class ProxyInfo {
     std::string password;
 };
 
-//
+// connect records
 enum class BizType { CGI = 0, CDN, COUNT };
 enum class ProtoType { TCP = 0, QUIC, COUNT };
 
@@ -91,7 +91,33 @@ inline bool operator<(const ConnRecord& lhs, const ConnRecord& rhs) {
     return lhs.begin_timestamp_ms < rhs.begin_timestamp_ms;
 }
 
+// host resolve
+enum EResolveHostPriority {
+    PRIORITY_NEWDNS_FIRST = 0,  // newdns 优先.
+    PRIORITY_SIMPLEDNS_FIRST,   // simpledns优先
+};
+
+enum EResolveHostFlag {
+    FLAG_TRY_NEWDNS = 1,
+    FLAG_TRY_SIMPLEDNS = 1 << 1,
+    FLAG_TRY_LOCALDNS = 1 << 2,
+
+    FLAGS_NEWDNS_DEFAULT = FLAG_TRY_NEWDNS | FLAG_TRY_LOCALDNS,
+    FLAGS_SIMPLEDNS_DEFAULT = FLAG_TRY_SIMPLEDNS | FLAG_TRY_LOCALDNS,
+    FLAGS_ALLINONE = FLAG_TRY_NEWDNS | FLAG_TRY_SIMPLEDNS | FLAG_TRY_LOCALDNS,
+    FLAGS_ALL_WITHOUT_LOCALDNS = FLAG_TRY_NEWDNS | FLAG_TRY_SIMPLEDNS,
+};
+
+enum EHostType {
+    kHostNone = 0,
+    kHostFromNewDNS = 1,
+    kHostFromSysDNS = 2,
+    kHostFromDebugIP = 3,
+    kHostFromSimpleDNS = 4,
+    kHostFromLiteral = 5,
+};
+
 }  // namespace comm
 }  // namespace mars
 
-#endif /* comm_data_h */
+#endif /* mars_comm_data_h */