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/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (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 2008 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#pragma ident "%Z%%M% %I% %E% SMI"
#include <sys/systeminfo.h>
#include <sys/utsname.h>
#include <limits.h>
#include <strings.h>
#include "_conv.h"
/*
* Isalist(1) expansion.
*
* Obtain the native instruction sets executable on this platform and unpack
* each element into the isalist descriptor.
*/
Isa_desc *
conv_isalist(void)
{
char info[SYS_NMLN], * list, * ptr, * optr;
Isa_desc * desc;
Isa_opt * opt;
long size;
int no;
if ((desc = calloc(1, sizeof (Isa_desc))) == 0)
return (0);
/*
* If we can't get the isalist() perhaps we've gone back to a release
* too old to support it - silently ignore.
*/
if ((size = sysinfo(SI_ISALIST, info, SYS_NMLN)) == -1)
return (desc);
desc->isa_listsz = (size_t)size;
/*
* Duplicate the isalist string in preparation for breaking it up.
*/
if ((list = strdup(info)) == 0)
return (desc);
desc->isa_list = list;
/*
* Determine the number of instruction sets and use this to size the
* isalist option table.
*/
for (no = 1, ptr = list; *ptr; ptr++) {
if (*ptr == ' ')
no++;
}
if ((opt = malloc(no * sizeof (Isa_opt))) == 0)
return (desc);
desc->isa_opt = opt;
desc->isa_optno = no;
/*
* Unpack the instruction set list.
*/
for (optr = ptr = list; *ptr; ptr++) {
if (*ptr != ' ')
continue;
opt->isa_name = optr;
opt->isa_namesz = ptr - optr;
opt++;
*ptr = '\0';
optr = ptr + 1;
}
opt->isa_name = optr;
opt->isa_namesz = ptr - optr;
return (desc);
}
/*
* uname(2) expansion.
*
* Obtain the information that identifies the current operating system and
* unpack those elements we're interested in (presently name and release).
*/
Uts_desc *
conv_uts(void)
{
struct utsname utsname;
Uts_desc * desc;
size_t size;
if ((desc = calloc(1, sizeof (Uts_desc))) == 0)
return (0);
/*
* If we can't get the uname(2) silently ignore.
*/
if (uname(&utsname) == -1)
return (desc);
/*
* Duplicate the operating system name and release components.
*/
size = strlen(utsname.sysname);
if ((desc->uts_osname = malloc(size + 1)) == 0)
return (desc);
desc->uts_osnamesz = size;
(void) strncpy(desc->uts_osname, utsname.sysname, size);
size = strlen(utsname.release);
if ((desc->uts_osrel = malloc(size + 1)) == 0)
return (0);
desc->uts_osrelsz = size;
(void) strncpy(desc->uts_osrel, utsname.release, size);
return (desc);
}
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