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
|
/* SPDX-License-Identifier: LGPL-2.1+ */
#include "conf-parser.h"
#include "parse-util.h"
#include "string-util.h"
#include "vlan-util.h"
int parse_vlanid(const char *p, uint16_t *ret) {
uint16_t id;
int r;
assert(p);
assert(ret);
r = safe_atou16(p, &id);
if (r < 0)
return r;
if (!vlanid_is_valid(id))
return -ERANGE;
*ret = id;
return 0;
}
int parse_vid_range(const char *p, uint16_t *vid, uint16_t *vid_end) {
unsigned lower, upper;
int r;
r = parse_range(p, &lower, &upper);
if (r < 0)
return r;
if (lower > VLANID_MAX || upper > VLANID_MAX || lower > upper)
return -EINVAL;
*vid = lower;
*vid_end = upper;
return 0;
}
int config_parse_default_port_vlanid(
const char *unit,
const char *filename,
unsigned line,
const char *section,
unsigned section_line,
const char *lvalue,
int ltype,
const char *rvalue,
void *data,
void *userdata) {
uint16_t *id = data;
assert(lvalue);
assert(rvalue);
assert(data);
if (streq(rvalue, "none")) {
*id = 0;
return 0;
}
return config_parse_vlanid(unit, filename, line, section, section_line,
lvalue, ltype, rvalue, data, userdata);
}
int config_parse_vlanid(
const char *unit,
const char *filename,
unsigned line,
const char *section,
unsigned section_line,
const char *lvalue,
int ltype,
const char *rvalue,
void *data,
void *userdata) {
uint16_t *id = data;
int r;
assert(filename);
assert(lvalue);
assert(rvalue);
assert(data);
r = parse_vlanid(rvalue, id);
if (r == -ERANGE) {
log_syntax(unit, LOG_ERR, filename, line, r, "VLAN identifier outside of valid range 0…4094, ignoring: %s", rvalue);
return 0;
}
if (r < 0) {
log_syntax(unit, LOG_ERR, filename, line, r, "Failed to parse VLAN identifier value, ignoring: %s", rvalue);
return 0;
}
return 0;
}
|
