*Backed out changeset 3be01fb200a5
--HG-- branch : trunk
This commit is contained in:
maximius
@@ -1,4 +1,5 @@
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// -*- C++ -*-
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//=============================================================================
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/**
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* @file Remote_Tokens.h
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@@ -9,20 +10,28 @@
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* @author Tim Harrison ([email protected])
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*/
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//=============================================================================
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#ifndef ACE_REMOTE_MUTEX_H
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#define ACE_REMOTE_MUTEX_H
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#include /**/ "ace/pre.h"
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#include "ace/INET_Addr.h"
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#if !defined (ACE_LACKS_PRAGMA_ONCE)
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# pragma once
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#endif /* ACE_LACKS_PRAGMA_ONCE */
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#include "ace/SOCK_Connector.h"
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#include "ace/SOCK_Stream.h"
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#include "ace/Synch_Options.h"
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#include "ace/Local_Tokens.h"
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#include "ace/Token_Request_Reply.h"
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#if defined (ACE_HAS_TOKENS_LIBRARY)
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ACE_BEGIN_VERSIONED_NAMESPACE_DECL
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/**
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* @class ACE_Remote_Token_Proxy
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*
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@@ -41,8 +50,10 @@ class ACE_Export ACE_Remote_Token_Proxy : public ACE_Token_Proxy
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public:
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/// Null construction.
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ACE_Remote_Token_Proxy (void);
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/// Death.
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virtual ~ACE_Remote_Token_Proxy (void);
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/**
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* Same as Token_Proxy. @a name is the string uniquely identifying
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* the token. <ignore_deadlock> can be 1 to disable deadlock
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@@ -52,6 +63,7 @@ public:
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int ignore_deadlock = 0,
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int debug = 0);
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/**
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* Open a connection with the token server. This only need be used
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* when the user wishes to explicitly open a connection to check if
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@@ -61,6 +73,7 @@ public:
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* remote tokens.
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*/
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int initiate_connection (void);
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/**
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* Acquire the distributed token. If notify is specified and the
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* token is already held, the owner is notified. options contains
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@@ -72,6 +85,7 @@ public:
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void (*sleep_hook)(void *) = 0,
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ACE_Synch_Options &options =
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ACE_Synch_Options::synch);
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/**
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* Try to acquire the distributed token. If the token is already
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* held, the call returns without queueing the caller as a waiter.
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@@ -79,6 +93,7 @@ public:
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* EWOULDBLOCK if the token was already held.
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*/
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virtual int tryacquire (void (*sleep_hook)(void *) = 0);
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/**
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* Renew the token by offering to release it if there are any other
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* waiters, otherwise get the token back immediately. This renew
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@@ -95,6 +110,7 @@ public:
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virtual int renew (int requeue_position = 0,
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ACE_Synch_Options &options =
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ACE_Synch_Options::synch);
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/**
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* Release the distributed token. Similar to ACE_Local_Mutex, if the
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* caller is not the owner, it is removed from the waiter list (if
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@@ -103,14 +119,18 @@ public:
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*/
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virtual int release (ACE_Synch_Options &options =
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ACE_Synch_Options::synch);
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/// Become interface compliant for ACE_Guard<>. This has no
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/// functionality.
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virtual int remove (ACE_Synch_Options &options =
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ACE_Synch_Options::synch);
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/// Override the default to do nothing.
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virtual void token_acquired (ACE_TPQ_Entry *);
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/// The client id of the current token holder
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virtual const ACE_TCHAR* owner_id (void);
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/**
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* Sets the server address for all instances of ACE_Remote_Token_Proxy
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* If this isn't called, the environment variable TOKEN_SERVER is
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@@ -118,15 +138,20 @@ public:
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* ACE_Remote_** operations will fail.
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*/
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static void set_server_address (const ACE_INET_Addr &server_address);
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/// Dump the state of the class.
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void dump (void) const;
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protected:
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/// If shadows report deadlock, go remote anyway
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int ignore_shadow_deadlock_;
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/// Perform the request and wait for the reply.
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int request_reply (ACE_Token_Request &request,
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ACE_Synch_Options &options);
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};
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/**
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* @class ACE_Remote_Mutex
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*
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@@ -146,19 +171,24 @@ class ACE_Export ACE_Remote_Mutex : public ACE_Remote_Token_Proxy
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public:
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/// Null creation. Remote_Token_Proxy::open must be called.
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ACE_Remote_Mutex (void);
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/// Calls Remote_Token_Proxy::open for you.
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ACE_Remote_Mutex (const ACE_TCHAR *token_name,
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int ignore_deadlock = 0,
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int debug = 0);
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/// Dump the state of the class.
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void dump (void) const;
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/// Return deep copy.
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virtual ACE_Token_Proxy *clone (void) const;
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protected:
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/// Make the correct type of ACE_Tokens.
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/// This is called by the ACE_Token_Manager.
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virtual ACE_Tokens *create_token (const ACE_TCHAR *name);
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};
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/**
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* @class ACE_Remote_RLock
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*
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@@ -176,21 +206,28 @@ class ACE_Export ACE_Remote_RLock : public ACE_Remote_Token_Proxy
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{
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public:
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ACE_Remote_RLock (void);
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ACE_Remote_RLock (const ACE_TCHAR *token_name,
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int ignore_deadlock = 0,
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int debug = 0);
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ACE_Remote_RLock (const ACE_Remote_RLock &mutex);
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/// Dump the state of the class.
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void dump (void) const;
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/// Returns ACE_RW_Token::RLOCK;
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virtual int type (void) const;
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/// Return deep copy.
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virtual ACE_Token_Proxy *clone (void) const;
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protected:
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/// Make the correct type of ACE_Tokens. This is called by the Token
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/// Manager.
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virtual ACE_Tokens *create_token (const ACE_TCHAR *name);
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};
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/**
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* @class ACE_Remote_WLock
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*
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@@ -207,21 +244,28 @@ class ACE_Export ACE_Remote_WLock : public ACE_Remote_Token_Proxy
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{
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public:
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ACE_Remote_WLock (void);
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ACE_Remote_WLock (const ACE_TCHAR *token_name,
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int ignore_deadlock = 0,
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int debug = 0);
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ACE_Remote_WLock (const ACE_Remote_WLock &mutex);
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/// Dump the state of the class.
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void dump (void) const;
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/// Returns ACE_RW_Token::WLOCK;
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virtual int type (void) const;
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/// Return deep copy.
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virtual ACE_Token_Proxy *clone (void) const;
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protected:
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/// Make the correct type of ACE_Tokens. This is called by the Token
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/// Manager.
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virtual ACE_Tokens *create_token (const ACE_TCHAR *name);
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};
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/**
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* @class ACE_TSS_Connection
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*
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@@ -237,31 +281,43 @@ public:
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// Necessary to make some compilers work...
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ACE_TSS_Connection (void);
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~ACE_TSS_Connection (void);
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/// Retrieve the thread's connection
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ACE_SOCK_Stream *get_connection (void);
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/// Factory Method that creates a new SOCK Stream.
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virtual ACE_SOCK_Stream *make_TSS_TYPE (void) const;
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/// Inheritence and operator overloading don't mix. Redefine this
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/// from ACE_TSS so that we can use it.
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operator ACE_SOCK_Stream *(void);
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/// Set the server address.
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static void set_server_address (const ACE_INET_Addr &server_address);
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/// Dump the state of the class.
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void dump (void) const;
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protected:
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/// The address of the Token Server used by all instances of
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/// Token_Proxy.
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static ACE_INET_Addr server_address_;
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private:
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/// Private: should not be used
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ACE_TSS_Connection (const ACE_TSS_Connection &);
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void operator= (const ACE_TSS_Connection &);
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};
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ACE_END_VERSIONED_NAMESPACE_DECL
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#endif /* ACE_HAS_TOKENS_LIBRARY */
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#if defined (__ACE_INLINE__)
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#include "ace/Remote_Tokens.inl"
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#endif /* __ACE_INLINE__ */
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#include /**/ "ace/post.h"
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#endif /* ACE_REMOTE_TOKEN_H */
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