diff options
| author | nanbor <nanbor@ae88bc3d-4319-0410-8dbf-d08b4c9d3795> | 1998-06-09 00:31:50 +0000 |
|---|---|---|
| committer | nanbor <nanbor@ae88bc3d-4319-0410-8dbf-d08b4c9d3795> | 1998-06-09 00:31:50 +0000 |
| commit | 2cd205ef41ae7ea84c5f459beddb8f92edd51032 (patch) | |
| tree | 421aed34ea3fb668e547f1644cba5cbde7eb926a /ace/Malloc.h | |
| parent | 70547252a4d0f20f9744ee0710a4d4ca7ae08e88 (diff) | |
| download | ATCD-2cd205ef41ae7ea84c5f459beddb8f92edd51032.tar.gz | |
Move ACE_Allocator around to resolve a circular dependency among header files.
Diffstat (limited to 'ace/Malloc.h')
| -rw-r--r-- | ace/Malloc.h | 109 |
1 files changed, 1 insertions, 108 deletions
diff --git a/ace/Malloc.h b/ace/Malloc.h index 1eb0aceb485..dd6cafabf1a 100644 --- a/ace/Malloc.h +++ b/ace/Malloc.h @@ -19,114 +19,7 @@ #include "ace/ACE.h" -class ACE_Export ACE_Allocator -{ - // = TITLE - // Interface for a dynamic memory allocator that uses inheritance - // and dynamic binding to provide extensible mechanisms for - // allocating and deallocating memory. -public: - // = Memory Management - - static ACE_Allocator *instance (void); - // Get pointer to a default <ACE_Allocator>. - - static ACE_Allocator *instance (ACE_Allocator *); - // Set pointer to a process-wide <ACE_Allocator> and return existing - // pointer. - - static void close_singleton (void); - // Delete the dynamically allocated Singleton - - virtual ~ACE_Allocator (void); - // Virtual destructor - - virtual void *malloc (size_t nbytes) = 0; - // Allocate <nbytes>, but don't give them any initial value. - - virtual void *calloc (size_t nbytes, char initial_value = '\0') = 0; - // Allocate <nbytes>, giving them <initial_value>. - - virtual void free (void *ptr) = 0; - // Free <ptr> (must have been allocated by <ACE_Allocator::malloc>). - - virtual int remove (void) = 0; - // Remove any resources associated with this memory manager. - - // = Map manager like functions - - virtual int bind (const char *name, void *pointer, int duplicates = 0) = 0; - // Associate <name> with <pointer>. If <duplicates> == 0 then do - // not allow duplicate <name>/<pointer> associations, else if - // <duplicates> != 0 then allow duplicate <name>/<pointer> - // assocations. Returns 0 if successfully binds (1) a previously - // unbound <name> or (2) <duplicates> != 0, returns 1 if trying to - // bind a previously bound <name> and <duplicates> == 0, else - // returns -1 if a resource failure occurs. - - virtual int trybind (const char *name, void *&pointer) = 0; - // Associate <name> with <pointer>. Does not allow duplicate - // <name>/<pointer> associations. Returns 0 if successfully binds - // (1) a previously unbound <name>, 1 if trying to bind a previously - // bound <name>, or returns -1 if a resource failure occurs. When - // this call returns <pointer>'s value will always reference the - // void * that <name> is associated with. Thus, if the caller needs - // to use <pointer> (e.g., to free it) a copy must be maintained by - // the caller. - - virtual int find (const char *name, void *&pointer) = 0; - // Locate <name> and pass out parameter via pointer. If found, - // return 0, Returns -1 if failure occurs. - - virtual int find (const char *name) = 0; - // returns 0 if the name is in the mapping. -1, otherwise. - - virtual int unbind (const char *name) = 0; - // Unbind (remove) the name from the map. Don't return the pointer - // to the caller - - virtual int unbind (const char *name, void *&pointer) = 0; - // Break any association of name. Returns the value of pointer in - // case the caller needs to deallocate memory. - - // = Protection and "sync" (i.e., flushing memory to persistent - // backing store). - - virtual int sync (ssize_t len = -1, int flags = MS_SYNC) = 0; - // Sync <len> bytes of the memory region to the backing store - // starting at <this->base_addr_>. If <len> == -1 then sync the - // whole region. - - virtual int sync (void *addr, size_t len, int flags = MS_SYNC) = 0; - // Sync <len> bytes of the memory region to the backing store - // starting at <addr_>. - - virtual int protect (ssize_t len = -1, int prot = PROT_RDWR) = 0; - // Change the protection of the pages of the mapped region to <prot> - // starting at <this->base_addr_> up to <len> bytes. If <len> == -1 - // then change protection of all pages in the mapped region. - - virtual int protect (void *addr, size_t len, int prot = PROT_RDWR) = 0; - // Change the protection of the pages of the mapped region to <prot> - // starting at <addr> up to <len> bytes. - -#if defined (ACE_HAS_MALLOC_STATS) - virtual void print_stats (void) const = 0; - // Dump statistics of how malloc is behaving. -#endif /* ACE_HAS_MALLOC_STATS */ - - virtual void dump (void) const = 0; - // Dump the state of the object. -private: - // DO NOT ADD ANY STATE (DATA MEMBERS) TO THIS CLASS!!!! - // See the ACE_Allocator::instance () implementation for explanation. - - static ACE_Allocator *allocator_; - // Pointer to a process-wide <ACE_Allocator> instance. - - static int delete_allocator_; - // Must delete the <allocator_> if non-0. -}; +#include "ace/Malloc_Base.h" #if defined (ACE_HAS_MALLOC_STATS) #include "ace/Synch_T.h" |