/*
 * Copyright (c) 2010, Oracle and/or its affiliates. All rights reserved.
 */

#pragma ident	"@(#)mkerrno.sh	1.2	08/07/31	SMI"

#include <strings.h>
#include <scsi/libsmp.h>

static const struct {
	char *name;		/* error name */
	char *msg;		/* error message */
} _smp_errstr[] = {
	{ "ESMP_NONE",	"no error" },
	{ "ESMP_NOMEM",	"no memory" },
	{ "ESMP_ZERO_LENGTH","zero-length allocation requested" },
	{ "ESMP_VERSION",	"library version mismatch" },
	{ "ESMP_BADTARGET",	"invalid target specification" },
	{ "ESMP_BADFUNC",	"invalid SMP function" },
	{ "ESMP_BADENGINE",	"engine library corrupt" },
	{ "ESMP_NOENGINE",	"engine library not found" },
	{ "ESMP_ENGINE_INIT","engine initialization failed" },
	{ "ESMP_ENGINE_VER","engine version mismatch" },
	{ "ESMP_ENGINE_BADPATH","engine path contains no usable components" },
	{ "ESMP_BADLENGTH",	"buffer length overflow or size error" },
	{ "ESMP_NEEDBUF",	"missing required buffer" },
	{ "ESMP_PLUGIN",	"no plugins found" },
	{ "ESMP_IO",	"I/O operation failed" },
	{ "ESMP_SYS",	"system call failed" },
	{ "ESMP_PERM",	"insufficient permissions" },
	{ "ESMP_RANGE",	"parameter outside valid range" },
	{ "ESMP_NOTSUP",	"operation not supported" },
	{ "ESMP_UNKNOWN",	"error of unknown type" },
	{ "ESMP_REPGEN_FAILED","initial report general command failed" },
	{ "ESMP_MAX",	"maximum libsmp errno value" },
};

static int _smp_nerrno = sizeof (_smp_errstr) /
    sizeof (_smp_errstr[0]);

const char *
smp_strerror(smp_errno_t err)
{
	return (err < 0 || err >= _smp_nerrno ? "unknown error" :
	     _smp_errstr[err].msg);
}

const char *
smp_errname(smp_errno_t err)
{
	return (err < 0 || err >= _smp_nerrno ? NULL :
	     _smp_errstr[err].name);
}

smp_errno_t
smp_errcode(const char *name)
{
	smp_errno_t err;

	for (err = 0; err < _smp_nerrno; err++) {
		if (strcmp(name, _smp_errstr[err].name) == 0)
			return (err);
	}

	return (ESMP_UNKNOWN);
}