1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
|
/* SPDX-License-Identifier: LGPL-2.1-or-later */
#include "sd-json.h"
#include "alloc-util.h"
#include "env-util.h"
#include "fd-util.h"
#include "fuzz.h"
#include "memstream-util.h"
#include "string-util.h"
int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
_cleanup_(memstream_done) MemStream m = {};
_cleanup_(sd_json_variant_unrefp) sd_json_variant *v = NULL;
_cleanup_fclose_ FILE *f = NULL;
FILE *g = NULL;
int r;
fuzz_setup_logging();
f = data_to_file(data, size);
assert_se(f);
r = sd_json_parse_file(f, NULL, 0, &v, NULL, NULL);
if (r < 0) {
log_debug_errno(r, "failed to parse input: %m");
return 0;
}
if (getenv_bool("SYSTEMD_FUZZ_OUTPUT") <= 0)
assert_se(g = memstream_init(&m));
sd_json_variant_dump(v, 0, g ?: stdout, NULL);
sd_json_variant_dump(v, SD_JSON_FORMAT_PRETTY|SD_JSON_FORMAT_COLOR|SD_JSON_FORMAT_SOURCE, g ?: stdout, NULL);
bool sorted = sd_json_variant_is_sorted(v);
log_debug("sd_json_variant_is_sorted: %s", yes_no(sorted));
r = sd_json_variant_sort(&v);
log_debug_errno(r, "sd_json_variant_sort: %d/%m", r);
sorted = sd_json_variant_is_sorted(v);
log_debug("json_variant_is_sorted: %s", yes_no(sorted));
assert_se(r < 0 || sorted);
bool normalized = sd_json_variant_is_normalized(v);
log_debug("json_variant_is_normalized: %s", yes_no(normalized));
r = sd_json_variant_normalize(&v);
log_debug_errno(r, "json_variant_normalize: %d/%m", r);
normalized = sd_json_variant_is_normalized(v);
log_debug("json_variant_is_normalized: %s", yes_no(normalized));
assert_se(r < 0 || normalized);
double real = sd_json_variant_real(v);
log_debug("json_variant_real: %lf", real);
bool negative = sd_json_variant_is_negative(v);
log_debug("json_variant_is_negative: %s", yes_no(negative));
bool blank = sd_json_variant_is_blank_object(v);
log_debug("json_variant_is_blank_object: %s", yes_no(blank));
blank = sd_json_variant_is_blank_array(v);
log_debug("json_variant_is_blank_array: %s", yes_no(blank));
size_t elements = sd_json_variant_elements(v);
log_debug("json_variant_elements: %zu", elements);
for (size_t i = 0; i <= elements + 2; i++)
(void) sd_json_variant_by_index(v, i);
assert_se(sd_json_variant_equal(v, v));
assert_se(!sd_json_variant_equal(v, NULL));
assert_se(!sd_json_variant_equal(NULL, v));
bool sensitive = sd_json_variant_is_sensitive(v);
log_debug("json_variant_is_sensitive: %s", yes_no(sensitive));
sd_json_variant_sensitive(v);
sensitive = sd_json_variant_is_sensitive(v);
log_debug("json_variant_is_sensitive: %s", yes_no(sensitive));
const char *source;
unsigned line, column;
assert_se(sd_json_variant_get_source(v, &source, &line, &column) == 0);
log_debug("json_variant_get_source: %s:%u:%u", source ?: "-", line, column);
r = sd_json_variant_set_field_string(&v, "a", "string-a");
log_debug_errno(r, "json_set_field_string: %d/%m", r);
r = sd_json_variant_set_field_integer(&v, "b", -12345);
log_debug_errno(r, "json_set_field_integer: %d/%m", r);
r = sd_json_variant_set_field_unsigned(&v, "c", 12345);
log_debug_errno(r, "json_set_field_unsigned: %d/%m", r);
r = sd_json_variant_set_field_boolean(&v, "d", false);
log_debug_errno(r, "json_set_field_boolean: %d/%m", r);
r = sd_json_variant_set_field_strv(&v, "e", STRV_MAKE("e-1", "e-2", "e-3"));
log_debug_errno(r, "json_set_field_strv: %d/%m", r);
r = sd_json_variant_filter(&v, STRV_MAKE("a", "b", "c", "d", "e"));
log_debug_errno(r, "json_variant_filter: %d/%m", r);
/* I assume we can merge v with itself… */
r = sd_json_variant_merge_object(&v, v);
log_debug_errno(r, "json_variant_merge: %d/%m", r);
r = sd_json_variant_append_array(&v, v);
log_debug_errno(r, "json_variant_append_array: %d/%m", r);
return 0;
}
|
