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Crown Copyright (c) 1997
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This TenDRA(r) Computer Program is subject to Copyright
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owned by the United Kingdom Secretary of State for Defence
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acting through the Defence Evaluation and Research Agency
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(DERA). It is made available to Recipients with a
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royalty-free licence for its use, reproduction, transfer
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to other parties and amendment for any purpose not excluding
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product development provided that any such use et cetera
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shall be deemed to be acceptance of the following conditions:-
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(1) Its Recipients shall ensure that this Notice is
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reproduced upon any copies or amended versions of it;
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(2) Any amended version of it shall be clearly marked to
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show both the nature of and the organisation responsible
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for the relevant amendment or amendments;
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(3) Its onward transfer from a recipient to another
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party shall be deemed to be that party's acceptance of
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these conditions;
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(4) DERA gives no warranty or assurance as to its
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quality or suitability for any purpose and DERA accepts
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no liability whatsoever in relation to any use to which
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it may be put.
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*/
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#ifndef XALLOC_INCLUDED
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#define XALLOC_INCLUDED
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/*
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MEMORY ALLOCATION DECLARATIONS
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The routines in this module are concerned with the allocation of
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heap memory.
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*/
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extern gen_ptr xmalloc PROTO_S ( ( gen_size ) ) ;
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extern gen_ptr xrealloc PROTO_S ( ( gen_ptr, gen_size ) ) ;
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extern void xfree PROTO_S ( ( gen_ptr ) ) ;
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extern string xustr PROTO_S ( ( gen_size ) ) ;
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extern string xustrcpy PROTO_S ( ( string ) ) ;
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extern string xustrncpy PROTO_S ( ( string, gen_size ) ) ;
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extern string xustrcat PROTO_S ( ( string, string ) ) ;
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extern void xufree PROTO_S ( ( string, gen_size ) ) ;
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extern void xumemcpy PROTO_S ( ( string, string, gen_size ) ) ;
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extern int xumemcmp PROTO_S ( ( string, string, gen_size ) ) ;
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/*
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MACROS FOR ACCESSING MEMORY ALLOCATION ROUTINES
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These macros give a convenient method for accessing the routines above.
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For example, xmalloc_nof ( T, N ) allocates space for N objects of
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type T.
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*/
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#define xalloc_scale( T, N )\
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( ( gen_size ) ( N ) * ( gen_size ) sizeof ( T ) ) )
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#define xmalloc_one( T )\
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( ( T * ) xmalloc ( xalloc_scale ( T, 1 ) )
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#define xmalloc_nof( T, N )\
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( ( T * ) xmalloc ( xalloc_scale ( T, N ) )
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#define xrealloc_nof( P, T, N )\
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( ( T * ) xrealloc ( ( gen_ptr ) ( P ), xalloc_scale ( T, N ) )
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#define xfree_nof( P )\
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xfree ( ( gen_ptr ) ( P ) )
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#endif
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