FreeBSD/Linux Kernel Cross Reference
sys/cddl/contrib/opensolaris/uts/common/ctf/ctf_subr.c

     /*
      * CDDL HEADER START
      *
      * The contents of this file are subject to the terms of the
      * Common Development and Distribution License, Version 1.0 only
      * (the "License").  You may not use this file except in compliance
      * with the License.
      *
      * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
     * or http://www.opensolaris.org/os/licensing.
     * See the License for the specific language governing permissions
     * and limitations under the License.
     *
     * When distributing Covered Code, include this CDDL HEADER in each
     * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
     * If applicable, add the following below this CDDL HEADER, with the
     * fields enclosed by brackets "[]" replaced with your own identifying
     * information: Portions Copyright [yyyy] [name of copyright owner]
     *
     * CDDL HEADER END
     */
    /*
     * Copyright 2004 Sun Microsystems, Inc.  All rights reserved.
     * Use is subject to license terms.
     */
    
    #pragma ident   "%Z%%M% %I%     %E% SMI"
    
    #include <ctf_impl.h>
    #include <sys/kobj.h>
    #include <sys/kobj_impl.h>
    
    /*
     * This module is used both during the normal operation of the kernel (i.e.
     * after kmem has been initialized) and during boot (before unix`_start has
     * been called).  kobj_alloc is able to tell the difference between the two
     * cases, and as such must be used instead of kmem_alloc.
     */
    
    void *
    ctf_data_alloc(size_t size)
    {
            void *buf = kobj_alloc(size, KM_NOWAIT|KM_SCRATCH);
    
            if (buf == NULL)
                    return (MAP_FAILED);
    
            return (buf);
    }
    
    void
    ctf_data_free(void *buf, size_t size)
    {
            kobj_free(buf, size);
    }
    
    /*ARGSUSED*/
    void
    ctf_data_protect(void *buf, size_t size)
    {
            /* we don't support this operation in the kernel */
    }
    
    void *
    ctf_alloc(size_t size)
    {
            return (kobj_alloc(size, KM_NOWAIT|KM_TMP));
    }
    
    /*ARGSUSED*/
    void
    ctf_free(void *buf, size_t size)
    {
            kobj_free(buf, size);
    }
    
    /*ARGSUSED*/
    const char *
    ctf_strerror(int err)
    {
            return (NULL); /* we don't support this operation in the kernel */
    }
    
    /*PRINTFLIKE1*/
    void
    ctf_dprintf(const char *format, ...)
    {
            if (_libctf_debug) {
                    va_list alist;
    
                    va_start(alist, format);
                    (void) printf("ctf DEBUG: ");
                    (void) vprintf(format, alist);
                    va_end(alist);
            }
    }

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