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EnigmA Amiga Run 1997 May
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EnigmA AMIGA RUN 18 (1997)(G.R. Edizioni)(IT)[!][issue 1997-05][EAR-CD II].iso
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allocvec.c
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1997-01-09
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/*
(C) 1995-96 AROS - The Amiga Replacement OS
$Id: allocvec.c,v 1.9 1997/01/01 03:46:05 ldp Exp $
$Log: allocvec.c,v $
Revision 1.9 1997/01/01 03:46:05 ldp
Committed Amiga native (support) code
Changed clib to proto
Revision 1.8 1996/12/10 13:51:38 aros
Moved all #include's in the first column so makedepend can see it.
Revision 1.7 1996/10/24 15:50:45 aros
Use the official AROS macros over the __AROS versions.
Revision 1.6 1996/10/23 14:13:43 aros
Use AROS_ALIGN() to align pointers
Revision 1.5 1996/10/19 17:07:24 aros
Include <aros/machine.h> instead of machine.h
Revision 1.4 1996/08/13 13:55:58 digulla
Replaced AROS_LA by AROS_LHA
Replaced some AROS_LH*I by AROS_LH*
Sorted and added includes
Revision 1.3 1996/08/01 17:41:05 digulla
Added standard header for all files
Desc:
Lang:
*/
#include "exec_intern.h"
#include <aros/libcall.h>
#include <aros/machine.h>
#include "memory.h"
#include <proto/exec.h>
/*****************************************************************************
NAME */
AROS_LH2(APTR, AllocVec,
/* SYNOPSIS */
AROS_LHA(ULONG, byteSize, D0),
AROS_LHA(ULONG, requirements, D1),
/* LOCATION */
struct ExecBase *, SysBase, 114, Exec)
/* FUNCTION
Allocate some memory from the sytem memory pool with the given
requirements and without the need to memorize the actual size
of the block.
INPUTS
byteSize - Number of bytes you want to get
requirements - Type of memory
RESULT
A pointer to the number of bytes you wanted or NULL if the memory
couldn't be allocated
NOTES
EXAMPLE
BUGS
SEE ALSO
FreeVec()
INTERNALS
HISTORY
8-10-95 created by m. fleischer
16-10-95 increased portability
******************************************************************************/
{
AROS_LIBFUNC_INIT
UBYTE *ret;
/* Add room for stored size. */
byteSize+=AROS_ALIGN(sizeof(ULONG));
/* Get the memory. */
ret=(UBYTE *)AllocMem(byteSize,requirements);
/* If there's not enough memory left return immediately. */
if(ret==NULL)
return NULL;
/* Store size */
*(ULONG *)ret=byteSize;
/* return free space */
return ret+AROS_ALIGN(sizeof(ULONG));
AROS_LIBFUNC_EXIT
} /* AllocVec */