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BSON_MEM_SET_VTABLE(3)		     libbson		  BSON_MEM_SET_VTABLE(3)

SYNOPSIS
	typedef struct _bson_mem_vtable_t {
	   void *(*malloc) (size_t num_bytes);
	   void *(*calloc) (size_t n_members, size_t num_bytes);
	   void *(*realloc) (void *mem, size_t num_bytes);
	   void (*free) (void *mem);
	   void *(*aligned_alloc) (size_t alignment, size_t num_bytes);
	   void *padding[3];
	} bson_mem_vtable_t;

	void
	bson_mem_set_vtable (const bson_mem_vtable_t *vtable);

PARAMETERS
     * vtable: A bson_mem_vtable_t with every non-padding field set.

DESCRIPTION
     This function shall install a new memory allocator to be used by Libbson.

     For  backwards compatibility, if vtable->aligned_alloc is not set, calls to
     vtable->aligned_alloc will use vtable->malloc instead.

     WARNING:
	This function MUST be called at the beginning of the process. Failure to
	do so will result in memory being freed by the wrong allocator.

AUTHOR
     MongoDB, Inc

COPYRIGHT
     2009-present, MongoDB, Inc.

1.30.8				  Aug 27, 2026		  BSON_MEM_SET_VTABLE(3)

Want to link to this manual page? Use this URL:
<https://man.freebsd.org/cgi/man.cgi?query=bson_mem_set_vtable&sektion=3&manpath=FreeBSD+Ports+15.1.quarterly>

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