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Diffstat (limited to 'ace/Handle_Set.h')
| -rw-r--r-- | ace/Handle_Set.h | 192 |
1 files changed, 0 insertions, 192 deletions
diff --git a/ace/Handle_Set.h b/ace/Handle_Set.h deleted file mode 100644 index 90515cdc298..00000000000 --- a/ace/Handle_Set.h +++ /dev/null @@ -1,192 +0,0 @@ -/* -*- C++ -*- */ -// $Id$ - -// ============================================================================ -// -// = LIBRARY -// ace -// -// = FILENAME -// Handle_Set.h -// -// = AUTHOR -// Doug Schmidt -// -// ============================================================================ - -#ifndef ACE_HANDLE_SET_H -#define ACE_HANDLE_SET_H - -#include "ace/ACE.h" - -#if !defined (ACE_LACKS_PRAGMA_ONCE) -# pragma once -#endif /* ACE_LACKS_PRAGMA_ONCE */ - -class ACE_Export ACE_Handle_Set -{ - // = TITLE - // C++ wrapper for the socket <fd_set> abstraction. -public: - friend class ACE_Handle_Set_Iterator; - - // = Initialization and termination. - - enum - { - MAXSIZE = ACE_DEFAULT_SELECT_REACTOR_SIZE - }; - - // = Initialization methods. - ACE_Handle_Set (void); - // Constructor, initializes the bitmask to all 0s. - - ACE_Handle_Set (const ACE_FD_SET_TYPE &mask); - -#if defined (ACE_HAS_WINCE) - ~ACE_Handle_Set (void); - // Default dtor. -#endif /* ACE_HAS_WINCE */ - - // = Methods for manipulating bitsets. - void reset (void); - // Initialize the bitmask to all 0s and reset the associated fields. - - int is_set (ACE_HANDLE) const; - // Checks whether handle is enabled. - - void set_bit (ACE_HANDLE); - // Enables the handle. - - void clr_bit (ACE_HANDLE); - // Disables the handle. - - int num_set (void) const; - // Returns a count of the number of enabled bits. - - ACE_HANDLE max_set (void) const; - // Returns the number of the large bit. - - void sync (ACE_HANDLE max); - // Synchronize the underlying <fd_set> with the <max_handle> and the - // <size>. - - operator fd_set *(); - // Returns a pointer to the underlying <fd_set>. Returns 0 if - // <size_> == 0. - -#if defined (ACE_HAS_BIG_FD_SET) - void operator= (const ACE_Handle_Set &); - // Assignment operator optimizes for cases where <size_> == 0. -#endif /* ACE_HAS_BIG_FD_SET */ - - void dump (void) const; - // Dump the state of an object. - - ACE_ALLOC_HOOK_DECLARE; - // Declare the dynamic allocation hooks. - -private: - int size_; - // Size of the set, i.e., a count of the number of enabled bits. - - ACE_HANDLE max_handle_; - // Current max handle. - -#if defined (ACE_HAS_BIG_FD_SET) - ACE_HANDLE min_handle_; - // Current min handle. -#endif /* ACE_HAS_BIG_FD_SET */ - - fd_set mask_; - // Bitmask. - - enum - { - WORDSIZE = NFDBITS, -#if !defined (ACE_WIN32) - NUM_WORDS = howmany (MAXSIZE, NFDBITS), -#endif /* ACE_WIN32 */ - NBITS = 256 - }; - - static int count_bits (u_long n); - // Counts the number of bits enabled in N. Uses a table lookup to - // speed up the count. - -#if defined (ACE_HAS_BIG_FD_SET) - static int bitpos (u_long bit); - // Find the bitpos in bit counting of right to left. -#endif /* ACE_HAS_BIG_FD_SET */ - - void set_max (ACE_HANDLE max); - // Resets the MAX_FD after a clear of the original MAX_FD. - - static const char nbits_[NBITS]; - // Table that maps bytes to counts of the enabled bits. -}; - -class ACE_Export ACE_Handle_Set_Iterator -{ - // = TITLE - // Iterator for the <ACE_Handle_Set> abstraction. -public: - ACE_Handle_Set_Iterator (const ACE_Handle_Set &hs); - // Constructor. - - ~ACE_Handle_Set_Iterator (void); - // Default dtor. - - ACE_HANDLE operator () (void); - // "Next" operator. Returns the next unseen <ACE_HANDLE> in the - // <Handle_Set> up to <handle_set_.max_handle_>). When all the - // handles have been seen returns <ACE_INVALID_HANDLE>. Advances - // the iterator automatically, so you need not call <operator++> - // (which is now obsolete). - - void operator++ (void); - // This is a no-op and no longer does anything. It's only here for - // backwards compatibility. - - void dump (void) const; - // Dump the state of an object. - - ACE_ALLOC_HOOK_DECLARE; - // Declare the dynamic allocation hooks. - -private: - const ACE_Handle_Set &handles_; - // The <Handle_Set> we are iterating through. - -#if defined (ACE_WIN32) - u_int handle_index_; -#elif !defined (ACE_HAS_BIG_FD_SET) - int handle_index_; -#elif defined (ACE_HAS_BIG_FD_SET) - int handle_index_; - u_long oldlsb_; -#endif /* ACE_WIN32 */ - // Index of the bit we're examining in the current <word_num_> word. - - int word_num_; - // Number of the word we're iterating over (typically between 0..7). - -#if defined (ACE_HAS_BIG_FD_SET) - int word_max_; - // Number max of the words with a possible bit on. -#endif /* ACE_HAS_BIG_FD_SET */ - -#if !defined (ACE_WIN32) && !defined (ACE_HAS_BIG_FD_SET) - fd_mask word_val_; - // Value of the bits in the word we're iterating on. -#elif !defined (ACE_WIN32) && defined (ACE_HAS_BIG_FD_SET) - u_long word_val_; - // Value of the bits in the word we're iterating on. -#endif /* !ACE_WIN32 && !ACE_HAS_BIG_FD_SET */ -}; - -#if defined (__ACE_INLINE__) -#include "ace/Handle_Set.i" -#endif /* __ACE_INLINE__ */ - -#endif /* ACE_HANDLE_SET */ |