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-rw-r--r--include/dns.h5
1 files changed, 4 insertions, 1 deletions
diff --git a/include/dns.h b/include/dns.h
index 39c6cc5aa..582300479 100644
--- a/include/dns.h
+++ b/include/dns.h
@@ -125,9 +125,12 @@ class Resolver : public Extensible
*/
bool ProcessResult(const std::string &result);
/**
- * Returns the file descriptor of this class. This is primarily used by the core
+ * Returns the id value of this class. This is primarily used by the core
* to determine where in various tables to place a pointer to your class, but it
* is safe to call and use this method.
+ * As specified in RFC1035, each dns request has a 16 bit ID value, ranging
+ * from 0 to 65535. If there is an issue and the core cannot send your request,
+ * this method will return -1.
*/
int GetId();
};