xref: /illumos-gate/usr/src/test/i2c-tests/tests/libi2c/libi2c_test_util.c (revision 0cbe48189888d02563dba9c90132ac391ba233b6)
1 /*
2  * This file and its contents are supplied under the terms of the
3  * Common Development and Distribution License ("CDDL"), version 1.0.
4  * You may only use this file in accordance with the terms of version
5  * 1.0 of the CDDL.
6  *
7  * A full copy of the text of the CDDL should have accompanied this
8  * source.  A copy of the CDDL is also available via the Internet at
9  * http://www.illumos.org/license/CDDL.
10  */
11 
12 /*
13  * Copyright 2025 Oxide Computer Company
14  */
15 
16 /*
17  * Misc. test utilities.
18  */
19 
20 #include <stdarg.h>
21 
22 #include "libi2c_test_util.h"
23 
24 /*
25  * For any test linked against libumem, ensure that umem debugging is enabled by
26  * default. Many tests use umem_setmtbf() and we need to make sure there is no
27  * per-thread cache.
28  */
29 const char *
_umem_debug_init(void)30 _umem_debug_init(void)
31 {
32 	return ("default,verbose");
33 }
34 
35 const char *
_umem_logging_init(void)36 _umem_logging_init(void)
37 {
38 	return ("fail,contents");
39 }
40 
41 static void
libi2c_test_vwarn(i2c_hdl_t * hdl,const char * fmt,va_list ap)42 libi2c_test_vwarn(i2c_hdl_t *hdl, const char *fmt, va_list ap)
43 {
44 	(void) fprintf(stderr, "TEST FAILED: ");
45 	(void) vfprintf(stderr, fmt, ap);
46 	(void) fprintf(stderr, ": %s: %s (libi2c: 0x%x, sys: %d)\n",
47 	    i2c_errmsg(hdl), i2c_errtostr(hdl, i2c_err(hdl)),
48 	    i2c_err(hdl), i2c_syserr(hdl));
49 }
50 
51 void
libi2c_test_warn(i2c_hdl_t * hdl,const char * fmt,...)52 libi2c_test_warn(i2c_hdl_t *hdl, const char *fmt, ...)
53 {
54 	va_list ap;
55 
56 	va_start(ap, fmt);
57 	libi2c_test_vwarn(hdl, fmt, ap);
58 	va_end(ap);
59 }
60 
61 void
libi2c_test_fatal(i2c_hdl_t * hdl,const char * fmt,...)62 libi2c_test_fatal(i2c_hdl_t *hdl, const char *fmt, ...)
63 {
64 	va_list ap;
65 
66 	va_start(ap, fmt);
67 	libi2c_test_vwarn(hdl, fmt, ap);
68 	va_end(ap);
69 	exit(EXIT_FAILURE);
70 }
71