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 (the "License").
6 * You may not use this file except in compliance with the License.
7 *
8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9 * or http://www.opensolaris.org/os/licensing.
10 * See the License for the specific language governing permissions
11 * and limitations under the License.
12 *
13 * When distributing Covered Code, include this CDDL HEADER in each
14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15 * If applicable, add the following below this CDDL HEADER, with the
16 * fields enclosed by brackets "[]" replaced with your own identifying
17 * information: Portions Copyright [yyyy] [name of copyright owner]
18 *
19 * CDDL HEADER END
20 */
21/*
22 * Copyright (c) 2010, Oracle and/or its affiliates. All rights reserved.
23 * Copyright (c) 2013, Joyent, Inc. All rights reserved.
24 */
25
26/*
27 * Rendering functions for nvlist_prt that are of use to all types
28 * of log.
29 */
30
31#include <fmdump.h>
32#include <stdio.h>
33#include <strings.h>
34
35extern topo_hdl_t *fmd_fmri_topo_hold(int);
36
37/*
38 * Can be appointed to be called for dumping all nvlist members of
39 * an nvlist we ask to print with nvlist_prt.  Return 0 if the
40 * nvlist is not recognized as an fmri, and default formatting
41 * will be applied; otherwise format as an fmri string and return 1.
42 */
43
44/*ARGSUSED*/
45int
46fmdump_render_nvlist(nvlist_prtctl_t pctl, void *private, nvlist_t *nvl,
47    const char *name, nvlist_t *fmri)
48{
49	topo_hdl_t *thp = fmd_fmri_topo_hold(TOPO_VERSION);
50	FILE *fp = nvlist_prtctl_getdest(pctl);
51	char *class, *fmristr = NULL;
52	uint8_t version;
53	int err;
54
55	if (nvlist_lookup_string(fmri, FM_FMRI_SCHEME, &class) != 0 ||
56	    nvlist_lookup_uint8(fmri, FM_VERSION, &version) != 0)
57		return (0);
58
59	/*
60	 * Instead of hardcoding known FMRI classes here we'll try
61	 * topo_fmri_nvl2str which should fail gracefully for invalid
62	 * schemes (ie an nvlist that just happens to have the expected
63	 * class and version members but that isn't an FMRI).
64	 */
65	if (topo_fmri_nvl2str(thp, fmri, &fmristr, &err) != 0 ||
66	    fmristr == NULL)
67		return (0);
68
69	nvlist_prtctl_doindent(pctl, 1);
70	nvlist_prtctl_dofmt(pctl, NVLIST_FMT_MEMBER_NAME, name);
71	(void) fprintf(fp, "%s", fmristr);
72	topo_hdl_strfree(thp, fmristr);
73
74	return (1);
75}
76
77/*
78 * Thin wrapper around libnvpair's inbuilt JSON routine.  Simply dumps the
79 * entire log record nvlist without any reformatting.
80 */
81
82/*ARGSUSED*/
83int
84fmdump_print_json(fmd_log_t *lp, const fmd_log_record_t *rp, FILE *fp)
85{
86	if (nvlist_print_json(fp, rp->rec_nvl) != 0 || fprintf(fp, "\n") < 0 ||
87	    fflush(fp) != 0)
88		return (-1);
89
90	return (0);
91}
92