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Diffstat (limited to 'ace/IOStream_T.h')
| -rw-r--r-- | ace/IOStream_T.h | 273 |
1 files changed, 0 insertions, 273 deletions
diff --git a/ace/IOStream_T.h b/ace/IOStream_T.h deleted file mode 100644 index 2a35aa27697..00000000000 --- a/ace/IOStream_T.h +++ /dev/null @@ -1,273 +0,0 @@ -/* -*- C++ -*- */ -// $Id$ - -// ============================================================================ -// -// = LIBRARY -// ace -// -// = FILENAME -// IOStream_T.h -// -// = AUTHOR -// James CE Johnson <jcej@lads.com> and Jim Crossley <jim@lads.com> -// -// = NOTE -// This file should not be #included directly by application code. -// Instead, it should #include "ace/IOStream.h". That's because -// we only put some conditional compilations in that file. -// -// ============================================================================ - -#if !defined (ACE_IOSTREAM_T_H) -#define ACE_IOSTREAM_T_H - -#include "ace/IOStream.h" - -#if !defined (ACE_LACKS_ACE_IOSTREAM) - -#if defined (ACE_HAS_STRING_CLASS) -template <class STREAM> STREAM & operator>> (STREAM &stream, ACE_Quoted_String &str); -template <class STREAM> STREAM & operator<< (STREAM &stream, ACE_Quoted_String &str); -#endif /* defined (ACE_HAS_STRING_CLASS) */ - -template <class STREAM> -class ACE_Streambuf_T : public ACE_Streambuf -{ -public: - ACE_Streambuf_T (STREAM *peer, - u_int streambuf_size = ACE_STREAMBUF_SIZE, - int io_mode = ios::in | ios::out); - // We will be given a STREAM by the iostream object which creates - // us. See the ACE_IOStream template for how that works. Like - // other streambuf objects, we can be input-only, output-only or - // both. - - virtual ssize_t send (char *buf, ssize_t len); - - virtual ssize_t recv (char *buf, - ssize_t len, - ACE_Time_Value *tv = NULL); - - virtual ssize_t recv (char *buf, - ssize_t len, - int flags, - ACE_Time_Value * tv = NULL); - - virtual ssize_t recv_n (char *buf, - ssize_t len, - int flags = 0, - ACE_Time_Value *tv = NULL); - -protected: - virtual ACE_HANDLE get_handle (void); - - STREAM *peer_; - // This will be our ACE_SOCK_Stream or similar object. -}; - -template <class STREAM> -class ACE_IOStream : public iostream, public STREAM -{ - // = TITLE - // A template adapter for creating an iostream-like object using - // an ACE IPC Stream for the actual I/O. Iostreams use an - // underlying streambuf object for the IO interface. The - // iostream class and derivatives provide you with a host of - // convenient operators that access the streambuf. - // - // = DESCRIPTION - // We inherit all characteristics of iostream and your <STREAM> - // class. When you create a new class from this template, you - // can use it anywhere you would have used your original - // <STREAM> class. - // - // To create an iostream for your favorite ACE IPC class (e.g., - // <ACE_SOCK_Stream>), feed that class to this template's - // <STREAM> parameter, e.g., - // - // typedef ACE_Svc_Handler<ACE_SOCK_iostream, - // ACE_INET_Addr, ACE_NULL_SYNCH> - // Service_Handler; - // - // Because the operators in the iostream class are not virtual, - // you cannot easily provide overloads in your custom - // ACE_IOStream classes. To make these things work correctly, - // you need to overload ALL operators of the ACE_IOStream you - // create. I've attempted to do that here to make things easier - // for you but there are no guarantees. - // - // In the iostream.cpp file is an example of why it is necessary - // to overload all of the get/put operators when you want to - // customize only one or two. -public: - // = Initialization and termination methods. - ACE_IOStream (STREAM &stream, - u_int streambuf_size = ACE_STREAMBUF_SIZE); - - ACE_IOStream (u_int streambuf_size = ACE_STREAMBUF_SIZE); - // The default constructor. This will initiailze your STREAM and - // then setup the iostream baseclass to use a custom streambuf based - // on STREAM. - - virtual ~ACE_IOStream (void); - // We have to get rid of the <streambuf_> ourselves since we gave it - // to the <iostream> base class; - - virtual int close (void); - // The only ambituity in the multiple inheritance is the <close> - // function. - - int eof (void) const; - // Returns 1 if we're at the end of the <STREAM>, i.e., if the - // connection has closed down or an error has occurred, else 0. - // Under the covers, eof() calls the streambuf's timeout() function - // which will reset the timeout flag. As as result, you should save - // the return of eof() and check it instead of calling eof() - // successively. - -#if defined (ACE_HAS_STRING_CLASS) - virtual ACE_IOStream<STREAM> &operator>> (ACE_IOStream_String &v); - // A simple string operator. The base <iostream> has them for char* - // but that isn't always the best thing for a <String>. If we don't - // provide our own here, we may not get what we want. - - virtual ACE_IOStream<STREAM> &operator<< (ACE_IOStream_String &v); - // The converse of the <String::put> operator. - -#endif /* ACE_HAS_STRING_CLASS */ - // = Using the macros to provide get/set operators. - GETPUT_FUNC_SET (ACE_IOStream<STREAM>) - -#if defined (ACE_LACKS_IOSTREAM_FX) - virtual int ipfx (int noskip = 0) - { - if (good()) - { - if (tie() != 0) - tie()->flush(); - if (!noskip && flags() & skipws) - { - int ch; - while (isspace(ch = rdbuf()->sbumpc())) - ; - if (ch != EOF) - rdbuf()->sputbackc(ch); - } - if (good()) - return (1); - } -#if !defined (ACE_WIN32) /* MS VC++ 5.0 doesn't declare setstate */ - setstate(failbit); -#endif /* !ACE_WIN32 */ - return (0); - } - virtual int ipfx0(void) { return ipfx (0); } // Optimized ipfx(0) - virtual int ipfx1(void) // Optimized ipfx(1) - { - if (good()) - { - if (tie() != 0) - tie()->flush(); - if (good()) - return (1); - } -#if !defined (ACE_WIN32) /* MS VC++ 5.0 doesn't declare setstate */ - setstate(failbit); -#endif /* !ACE_WIN32 */ - return (0); - } - virtual void isfx (void) { return; } - virtual int opfx (void) - { - if (good() && tie() != 0) - tie()->flush(); - return (good()); - } - virtual void osfx (void) { if (flags() & unitbuf) flush(); } -#else -#if defined (__GNUC__) - virtual int ipfx0(void) { return iostream::ipfx0 (); } // Optimized ipfx(0) - virtual int ipfx1(void) { return iostream::ipfx1(); } // Optimized ipfx(1) -#else - virtual int ipfx0(void) { return iostream::ipfx (0); } - virtual int ipfx1(void) { return iostream::ipfx (1); } -#endif /* __GNUC__ */ - virtual int ipfx (int need = 0) { return iostream::ipfx (need); } - virtual void isfx (void) { iostream::isfx (); return; } - virtual int opfx (void) { return iostream::opfx (); } - virtual void osfx (void) { iostream::osfx (); return; } -#endif /* ACE_LACKS_IOSTREAM_FX */ - - ACE_IOStream<STREAM> & operator>> (ACE_Time_Value *&tv); - // Allow the programmer to provide a timeout for read operations. - // Give it a pointer to NULL to block forever. - -protected: - ACE_Streambuf_T<STREAM> *streambuf_; - // This is where all of the action takes place. The streambuf_ is - // the interface to the underlying STREAM. - -private: - // = Private methods. - - // We move these into the private section so that they cannot be - // used by the application programmer. This is necessary because - // streambuf_ will be buffering IO on the STREAM object. If these - // functions were used in your program, there is a danger of getting - // the datastream out of sync. - ACE_UNIMPLEMENTED_FUNC (ssize_t send (...)) - ACE_UNIMPLEMENTED_FUNC (ssize_t recv (...)) - ACE_UNIMPLEMENTED_FUNC (ssize_t send_n (...)) - ACE_UNIMPLEMENTED_FUNC (ssize_t recv_n (...)) -}; - -template <class STREAM> -class ACE_SOCK_Dgram_SC : public STREAM -{ - // = TITLE - // "Dgram_SC" is short for "Datagram Self-Contained." - // - // = DESCRIPTION - // Datagrams don't have the notion of a "peer". Each send and - // receive on a datagram can go to a different peer if you want. - // If you're using datagrams for stream activity, you probably - // want 'em all to go to (and come from) the same place. That's - // what this class is for. Here, we keep an address object so - // that we can remember who last sent us data. When we write - // back, we're then able to write back to that same address. -public: - ACE_SOCK_Dgram_SC (void); - ACE_SOCK_Dgram_SC (STREAM &source, - ACE_INET_Addr &dest); - ssize_t send_n (char *buf, ssize_t len); - ssize_t recv (char *buf, - ssize_t len, - ACE_Time_Value *tv = NULL); - ssize_t recv (char *buf, - ssize_t len, - int flags, - ACE_Time_Value *tv = NULL); - ssize_t recv_n (char *buf, - ssize_t len, - int flags = 0, - ACE_Time_Value *tv = NULL); - int get_remote_addr (ACE_INET_Addr &addr) const; - -protected: - ACE_INET_Addr peer_; -}; - -#if defined (__ACE_INLINE__) -#include "ace/IOStream_T.i" -#endif /* __ACE_INLINE__ */ - -#if defined (ACE_TEMPLATES_REQUIRE_SOURCE) -#include "ace/IOStream_T.cpp" -#endif /* ACE_TEMPLATES_REQUIRE_SOURCE */ - -#if defined (ACE_TEMPLATES_REQUIRE_PRAGMA) -#pragma implementation ("IOStream_T.cpp") -#endif /* ACE_TEMPLATES_REQUIRE_PRAGMA */ -#endif /* ACE_LACKS_ACE_IOSTREAM */ -#endif /* ACE_IOSTREAM_T_H */ |