xref: /illumos-gate/usr/src/test/util-tests/tests/ctf/check-function.c (revision 3dfe801733ea71102fa4b1f79dddf16ee3ea546f)
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 (c) 2019, Joyent, Inc.
14  * Copyright 2021 OmniOS Community Edition (OmniOSce) Association.
15  */
16 
17 /*
18  * Check that we properly handle functions and function pointers.
19  */
20 
21 #include "check-common.h"
22 
23 static const char *one_args[] = { "int" };
24 static const char *two_args[] = { "int", "const char *" };
25 static const char *three_args[] = { "int", "const char *", "float" };
26 static const char *argument_args[] = { "uintptr_t" };
27 static const char *vararg_args[] = { "const char *" };
28 static const char *vla1_args[] = { "int", "int *" };
29 static const char *vla2_args[] = { "int", "int (*)[0]" };
30 static const char *vla3_args[] = { "int", "int (*)[7]" };
31 static const char *vla4_args[] = { "int", "int (*)[0]" };
32 static const char *vla5_args[] = { "int", "int", "int (*)[3][0]" };
33 static const char *vla6_args[] = { "int", "int", "int (*)[0][4]" };
34 
35 
36 static check_function_test_t functions[] = {
37 	{ "simple_func", "void", 0, 0, NULL },
38 	{ "one", "void", 1, 0, one_args },
39 	{ "two", "void", 2, 0, two_args },
40 	{ "three", "void", 3, 0, three_args },
41 	{ "noarg", "const char *", 0, 0, NULL },
42 	{ "argument", "const char *", 1, 0, argument_args },
43 	{ "vararg", "void", 1, CTF_FUNC_VARARG, vararg_args },
44 	{ "vararg_ret", "uintptr_t", 1, CTF_FUNC_VARARG, vararg_args },
45 	{ "vla1", "int", 2, 0, vla1_args },
46 	{ "vla2", "int", 2, 0, vla2_args },
47 	{ "vla3", "int", 2, 0, vla3_args },
48 	{ "vla4", "int", 2, 0, vla4_args },
49 	{ "vla5", "int", 3, 0, vla5_args },
50 	{ "vla6", "int", 3, 0, vla6_args },
51 	{ NULL }
52 };
53 
54 static const char *strfunc_args[] = { "const char *", "const char *" };
55 
56 static check_function_test_t fptrs[] = {
57 	{ "strfunc_t", "int", 2, 0, strfunc_args },
58 	{ "vararg_t", "void", 1, CTF_FUNC_VARARG, vararg_args },
59 	{ NULL }
60 };
61 
62 int
63 main(int argc, char *argv[])
64 {
65 	int i, ret = 0;
66 
67 	if (argc < 2) {
68 		errx(EXIT_FAILURE, "missing test files");
69 	}
70 
71 	for (i = 1; i < argc; i++) {
72 		ctf_file_t *fp;
73 		uint_t j;
74 
75 		if ((fp = ctf_open(argv[i], &ret)) == NULL) {
76 			warnx("failed to open %s: %s", argv[i],
77 			    ctf_errmsg(ret));
78 			ret = EXIT_FAILURE;
79 			continue;
80 		}
81 
82 		for (j = 0; functions[j].cft_name != NULL; j++) {
83 			if (!ctftest_check_function(functions[j].cft_name, fp,
84 			    functions[j].cft_rtype, functions[j].cft_nargs,
85 			    functions[j].cft_flags, functions[j].cft_args)) {
86 				ret = EXIT_FAILURE;
87 			}
88 		}
89 
90 		for (j = 0; fptrs[j].cft_name != NULL; j++) {
91 			if (!ctftest_check_fptr(fptrs[j].cft_name, fp,
92 			    fptrs[j].cft_rtype, fptrs[j].cft_nargs,
93 			    fptrs[j].cft_flags, fptrs[j].cft_args)) {
94 				ret = EXIT_FAILURE;
95 			}
96 		}
97 
98 		ctf_close(fp);
99 	}
100 
101 	return (ret);
102 }
103