Commit b772b9cf authored by JINMEI Tatuya's avatar JINMEI Tatuya
Browse files

addressing review comments (ticket #91). comments/document changes only.

git-svn-id: svn:// e5f2f494-b856-4b98-b285-d166d9295462
parent 9c406318
......@@ -91,6 +91,12 @@ struct SectionIteratorImpl;
/// Constant objects are defined for standard flags.
class MessageFlag {
/// \brief Returns the corresponding bit of the MessageFlag.
/// Note: this value is intended to be used for rendering or parsing
/// low level wire-format data. Applications should use abstract
/// interfaces. This also means the interface is not well sophisticated,
/// and we should revisit the design.
uint16_t getBit() const { return (flagbit_); }
static const MessageFlag& QR();
static const MessageFlag& AA();
......@@ -329,7 +335,7 @@ public:
static const Rcode& RESERVED13();
static const Rcode& RESERVED14();
static const Rcode& RESERVED15();
// Extended Rcodes follow (EDNS required)
// Extended Rcodes follow (EDNS required):
static const Rcode& BADVERS();
uint16_t code_;
......@@ -548,7 +554,7 @@ typedef SectionIterator<RRsetPtr> RRsetIterator;
/// \brief The \c Message class encapsulates a standard DNS message.
/// Details of the design and interfaces of this class is still in flux.
/// Details of the design and interfaces of this class are still in flux.
/// Here are some notes about the current design.
/// Since many realistic DNS applications deal with messages, message objects
......@@ -562,13 +568,13 @@ typedef SectionIterator<RRsetPtr> RRsetIterator;
/// message data into a complete \c Message object.
/// A \c RENDER mode object is intended to be used to convert a \c Message
/// object into wire-format data.
/// Some of the method functions of this class is limited to a specific mode.
/// Some of the method functions of this class are limited to a specific mode.
/// In general, "set" type operations are only allowed for \c RENDER mode
/// objects.
/// The initial mode must be specified on construction, and can be changed
/// through some method functions.
/// This class uses the "pimpl" idiom, and hide detailed implementation
/// This class uses the "pimpl" idiom, and hides detailed implementation
/// through the \c impl_ pointer. Since a \c Message object is expected to
/// be reused, the construction overhead of this approach should be acceptable.
......@@ -652,6 +658,12 @@ public:
/// Only allowed in the \c RENDER mode.
/// If EDNS OPT RR is included in the message, its UDP payload size field
/// will be set to the specified value.
/// Unless explicitly specified, \c DEFAULT_MAX_UDPSIZE will be assumed
/// for the maximum buffer size, regardless of whether EDNS OPT RR is
/// included or not. This means if an application wants to send a message
/// with an EDNS OPT RR for specifying a larger UDP size, it must explicitly
/// specify the value using this method.
void setUDPSize(uint16_t size);
/// \brief Return the query ID given in the header section of the message.
......@@ -767,7 +779,7 @@ public:
/// \brief The default maximum size of UDP DNS messages that don't cause
/// truncation.
/// With EDNS the maximum size can be increases per message.
/// With EDNS the maximum size can be increased per message.
static const uint16_t DEFAULT_MAX_UDPSIZE = 512;
/// \brief The highest EDNS version this implementation supports.
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