/* * Copyright (c) 2000-2001,2003-2004,2011,2014 Apple Inc. All Rights Reserved. * * @APPLE_LICENSE_HEADER_START@ * * This file contains Original Code and/or Modifications of Original Code * as defined in and that are subject to the Apple Public Source License * Version 2.0 (the 'License'). You may not use this file except in * compliance with the License. Please obtain a copy of the License at * http://www.opensource.apple.com/apsl/ and read it before using this * file. * * The Original Code and all software distributed under the License are * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. * Please see the License for the specific language governing rights and * limitations under the License. * * @APPLE_LICENSE_HEADER_END@ */ // // inetreply - manage Internet-standard reply strings // // The InetReply class represents an Internet-standard reply line of the form // nnn some text // #ifndef _H_INETREPLY #define _H_INETREPLY #include <security_utilities/utilities.h> #include <cstdarg> namespace Security { namespace IPPlusPlus { // // An InetReply object represents a broken-up reply line of the form // nnn(sp)text-form // Note that this will take a *writable* input line buffer and munge it // into shape. This means that // (a) You have to keep the input line buffer alive until the InetReply dies, and // (b) You can't use the input line buffer after the InetReply is constructed. // class InetReply { public: InetReply(const char *buffer); bool valid() const { return mCode >= 0; } unsigned int code() const { return mCode; } operator unsigned int () const { return code(); } unsigned int type() const { return mCode / 100; } const char *message() const { return mMessage; } bool isContinued() const { return mSeparator == '-'; } private: const char *mBuffer; // base buffer int mCode; // integer code (usually nnn) char mSeparator; // character after code (usually space; '-' for continued lines) const char *mMessage; // rest of message void analyze(); public: // // Handle FTP-style continuations: nnn- ... nnn<sp>Message // Instructions for use: // Continuation myCont; // in some persistent place // ... get a line of reply -> const char *input ... // if (myCont(input)) /* in (old) continuation */; // InetReply reply(input); // if (myCont(reply)) /* in (newly started) continuation */; // /* not (any more) in continuation; reply has last message line // class Continuation { public: Continuation() : mActive(false) { } bool operator () (const char *input); bool operator () (const InetReply &reply); bool active() const { return mActive; } private: bool mActive; char mTestString[4]; }; }; } // end namespace IPPlusPlus } // end namespace Security #endif //_H_INETREPLY