usr/src/lib/cfgadm_plugins/ac/common/mema_test_subr.c

   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) 1996-1998 by Sun Microsystems, Inc.
  24  * All rights reserved.
  25  */
  26
  27 #pragma ident   "%Z%%M% %I%     %E% SMI"
  28
  29 #include <stddef.h>
  30 #include <stdlib.h>
  31 #include <assert.h>
  32 #include <sys/param.h>
  33 #include <memory.h>
  34 #include <config_admin.h>
  35 #include "mema_test.h"
  36
  37 void *
  38 mtest_allocate_buf(
  39         mtest_handle_t handle,
  40         size_t size)
  41 {
  42         struct mtest_alloc_ent *new_ent;
  43
  44         new_ent =
  45             (struct mtest_alloc_ent *)malloc(sizeof (struct mtest_alloc_ent));
  46         if (new_ent == NULL)
  47                 return (NULL);
  48
  49         new_ent->buf = malloc(size);
  50         if (new_ent->buf == NULL) {
  51                 free((void *)new_ent);
  52                 return (NULL);
  53         }
  54         /* TODO: probably not thread safe? */
  55         new_ent->next = handle->alloc_list;
  56         handle->alloc_list = new_ent;
  57
  58         return (new_ent->buf);
  59 }
  60
  61 /* This routine dedicated to George Cameron */
  62 void
  63 mtest_deallocate_buf(
  64         mtest_handle_t handle,
  65         void *buf)
  66 {
  67         struct mtest_alloc_ent **p, *p1;
  68
  69         p = &handle->alloc_list;
  70         while ((*p) != NULL && (*p)->buf != buf)
  71                 p = &(*p)->next;
  72         assert((*p) != NULL);
  73         p1 = *p;
  74         *p = (*p)->next;
  75         free(p1->buf);
  76         free((void *)p1);
  77 }
  78
  79 void
  80 mtest_deallocate_buf_all(mtest_handle_t handle)
  81 {
  82         struct mtest_alloc_ent *p1;
  83
  84         while ((p1 = handle->alloc_list) != NULL) {
  85                 handle->alloc_list = p1->next;
  86                 free(p1->buf);
  87                 free((void *)p1);
  88         }
  89 }
  90
  91 void
  92 mtest_message(mtest_handle_t handle, const char *msg)
  93 {
  94         if (handle->msgp != NULL && handle->msgp->message_routine != NULL) {
  95                 (*handle->msgp->message_routine)(handle->msgp->appdata_ptr,
  96                     msg);
  97         }
  98 }