1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License, Version 1.0 only 6 * (the "License"). You may not use this file except in compliance 7 * with the License. 8 * 9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10 * or http://www.opensolaris.org/os/licensing. 11 * See the License for the specific language governing permissions 12 * and limitations under the License. 13 * 14 * When distributing Covered Code, include this CDDL HEADER in each 15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16 * If applicable, add the following below this CDDL HEADER, with the 17 * fields enclosed by brackets "[]" replaced with your own identifying 18 * information: Portions Copyright [yyyy] [name of copyright owner] 19 * 20 * CDDL HEADER END 21 */ 22 /* 23 * Copyright (c) 1992-2001 by Sun Microsystems, Inc. 24 * All rights reserved. 25 */ 26 27 #ifndef _MULTIMEDIA_LIBAUDIO_IMPL_H 28 #define _MULTIMEDIA_LIBAUDIO_IMPL_H 29 30 #pragma ident "%Z%%M% %I% %E% SMI" 31 32 #include <malloc.h> 33 #include <unistd.h> 34 #include <stdlib.h> 35 #include <sys/types.h> 36 #include <libaudio.h> 37 #include <archdep.h> 38 39 #ifdef __cplusplus 40 extern "C" { 41 #endif 42 43 /* 44 * Useful defines 45 * 46 * CALLOC - allocate memory and clear it 47 * foo = CALLOC(15, char *); -- alloc 15 ptrs 48 * 49 * MALLOC - allocate memory 50 * foo = MALLOC(struct foobar); -- alloc 1 foobar 51 * 52 * REALLOC - re-allocate a larger amount of memory 53 * foo = REALLOC(foo, 10, struct foo); -- extend to 10 foos 54 * 55 * FREE - de-allocate memory 56 * 57 * NOTE: These routines all operate on objects they can take the size of, 58 * rather than byte counts. 59 * 60 * 61 * XXX - the (long) in the following defines is used to make 62 * XXX lint shut up about pointer alignment problems. 63 */ 64 #define MALLOC(type) \ 65 (type *)(long)malloc(sizeof (type)) 66 #define CALLOC(number, type) \ 67 (type *)(long)calloc((unsigned)(number), sizeof (type)) 68 #define REALLOC(ptr, number, type) \ 69 (type *)(long)realloc((char *)(ptr), (unsigned)(number) * sizeof (type)) 70 #define FREE(ptr) \ 71 (void) free((char *)(ptr)) 72 73 /* 74 * START_C_FUNC - declare this function with C linkage 75 * END_C_FUNC - put at the end of the function 76 */ 77 #define START_C_FUNC extern "C" { 78 #define END_C_FUNC } 79 80 #ifdef __cplusplus 81 } 82 #endif 83 84 #endif /* !_MULTIMEDIA_LIBAUDIO_IMPL_H */ 85