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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 2007 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#pragma ident "%Z%%M% %I% %E% SMI"
#include <libipmi.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <stdarg.h>
#include "ipmi_impl.h"
/*
* Error handling
*/
int
ipmi_set_error(ipmi_handle_t *ihp, int error, const char *fmt, ...)
{
va_list ap;
va_start(ap, fmt);
ihp->ih_errno = error;
if (fmt == NULL)
ihp->ih_errmsg[0] = '\0';
else
(void) vsnprintf(ihp->ih_errmsg, sizeof (ihp->ih_errmsg),
fmt, ap);
va_end(ap);
return (-1);
}
int
ipmi_errno(ipmi_handle_t *ihp)
{
return (ihp->ih_errno);
}
static struct {
int err;
const char *msg;
} errno_table[] = {
{ EIPMI_NOMEM, "memory allocation failure" },
{ EIPMI_BMC_OPEN_FAILED, "failed to open /dev/bmc" },
{ EIPMI_BMC_PUTMSG, "failed to send message to /dev/bmc" },
{ EIPMI_BMC_GETMSG,
"failed to read response from /dev/bmc" },
{ EIPMI_BMC_RESPONSE,
"failed to read response from /dev/bmc" },
{ EIPMI_INVALID_COMMAND, "invalid command" },
{ EIPMI_COMMAND_TIMEOUT, "command timed out" },
{ EIPMI_DATA_LENGTH_EXCEEDED, "maximum data length exceeded" },
{ EIPMI_SEND_FAILED, "failed to send BMC request" },
{ EIPMI_UNSPECIFIED, "unspecified BMC error" },
{ EIPMI_BAD_RESPONSE_LENGTH,
"unexpected command response data length" },
{ EIPMI_INVALID_RESERVATION, "invalid or cancelled reservation" },
{ EIPMI_NOT_PRESENT, "request entity not present" },
{ EIPMI_INVALID_REQUEST, "malformed request data" },
{ EIPMI_BUSY, "service processor is busy" },
{ EIPMI_NOSPACE, "service processor is out of space" },
{ EIPMI_UNAVAILABLE, "service processor is unavailable" },
{ EIPMI_ACCESS, "insufficient privileges" }
};
/* ARGSUSED */
const char *
ipmi_errmsg(ipmi_handle_t *ihp)
{
int i;
const char *str;
str = NULL;
for (i = 0; i < sizeof (errno_table) / sizeof (errno_table[0]); i++) {
if (errno_table[i].err == ihp->ih_errno) {
str = errno_table[i].msg;
break;
}
}
if (str == NULL && (str = strerror(ihp->ih_errno)) == NULL)
str = "unknown failure";
if (ihp->ih_errmsg[0] == '\0')
return (str);
(void) snprintf(ihp->ih_errbuf, sizeof (ihp->ih_errbuf),
"%s: %s", str, ihp->ih_errmsg);
return (ihp->ih_errbuf);
}
/*
* Memory allocation
*/
void *
ipmi_alloc(ipmi_handle_t *ihp, size_t size)
{
void *ptr;
if ((ptr = malloc(size)) == NULL)
(void) ipmi_set_error(ihp, EIPMI_NOMEM, NULL);
return (ptr);
}
void *
ipmi_zalloc(ipmi_handle_t *ihp, size_t size)
{
void *ptr;
if ((ptr = calloc(size, 1)) == NULL)
(void) ipmi_set_error(ihp, EIPMI_NOMEM, NULL);
return (ptr);
}
/* ARGSUSED */
void
ipmi_free(ipmi_handle_t *ihp, void *ptr)
{
free(ptr);
}
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