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Commit | Line | Data |
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53e1b683 | 1 | /* SPDX-License-Identifier: LGPL-2.1+ */ |
413708d1 | 2 | /*** |
96b2fb93 | 3 | Copyright © 2014 Vinay Kulkarni <kulkarniv@vmware.com> |
413708d1 VK |
4 | ***/ |
5 | ||
6 | #include <ctype.h> | |
7 | ||
8 | #include "conf-parser.h" | |
9 | #include "def.h" | |
10 | #include "dhcp-identifier.h" | |
23f53b99 | 11 | #include "extract-word.h" |
b7f71444 | 12 | #include "hexdecoct.h" |
413708d1 | 13 | #include "networkd-conf.h" |
23f53b99 | 14 | #include "networkd-network.h" |
413708d1 VK |
15 | #include "string-table.h" |
16 | ||
17 | int manager_parse_config_file(Manager *m) { | |
18 | assert(m); | |
19 | ||
43688c49 | 20 | return config_parse_many_nulstr(PKGSYSCONFDIR "/networkd.conf", |
da412854 YW |
21 | CONF_PATHS_NULSTR("systemd/networkd.conf.d"), |
22 | "DHCP\0", | |
23 | config_item_perf_lookup, networkd_gperf_lookup, | |
bcde742e | 24 | CONFIG_PARSE_WARN, m); |
413708d1 VK |
25 | } |
26 | ||
27 | static const char* const duid_type_table[_DUID_TYPE_MAX] = { | |
413708d1 VK |
28 | [DUID_TYPE_LLT] = "link-layer-time", |
29 | [DUID_TYPE_EN] = "vendor", | |
30 | [DUID_TYPE_LL] = "link-layer", | |
8341a5c3 | 31 | [DUID_TYPE_UUID] = "uuid", |
413708d1 VK |
32 | }; |
33 | DEFINE_PRIVATE_STRING_TABLE_LOOKUP_FROM_STRING(duid_type, DUIDType); | |
34 | DEFINE_CONFIG_PARSE_ENUM(config_parse_duid_type, duid_type, DUIDType, "Failed to parse DUID type"); | |
35 | ||
36 | int config_parse_duid_rawdata( | |
37 | const char *unit, | |
38 | const char *filename, | |
39 | unsigned line, | |
40 | const char *section, | |
41 | unsigned section_line, | |
42 | const char *lvalue, | |
43 | int ltype, | |
44 | const char *rvalue, | |
45 | void *data, | |
46 | void *userdata) { | |
076ea6f6 | 47 | |
8341a5c3 ZJS |
48 | DUID *ret = data; |
49 | uint8_t raw_data[MAX_DUID_LEN]; | |
50 | unsigned count = 0; | |
413708d1 VK |
51 | |
52 | assert(filename); | |
53 | assert(lvalue); | |
54 | assert(rvalue); | |
8341a5c3 | 55 | assert(ret); |
413708d1 | 56 | |
8341a5c3 | 57 | /* RawData contains DUID in format "NN:NN:NN..." */ |
b7f71444 | 58 | for (;;) { |
8341a5c3 | 59 | int n1, n2, len, r; |
076ea6f6 | 60 | uint32_t byte; |
82edec54 | 61 | _cleanup_free_ char *cbyte = NULL; |
076ea6f6 | 62 | |
8341a5c3 | 63 | r = extract_first_word(&rvalue, &cbyte, ":", 0); |
413708d1 | 64 | if (r < 0) { |
076ea6f6 LP |
65 | log_syntax(unit, LOG_ERR, filename, line, r, "Failed to read DUID, ignoring assignment: %s.", rvalue); |
66 | return 0; | |
413708d1 VK |
67 | } |
68 | if (r == 0) | |
69 | break; | |
8341a5c3 | 70 | if (count >= MAX_DUID_LEN) { |
076ea6f6 LP |
71 | log_syntax(unit, LOG_ERR, filename, line, 0, "Max DUID length exceeded, ignoring assignment: %s.", rvalue); |
72 | return 0; | |
413708d1 VK |
73 | } |
74 | ||
b7f71444 | 75 | len = strlen(cbyte); |
4c701096 | 76 | if (!IN_SET(len, 1, 2)) { |
076ea6f6 LP |
77 | log_syntax(unit, LOG_ERR, filename, line, 0, "Invalid length - DUID byte: %s, ignoring assignment: %s.", cbyte, rvalue); |
78 | return 0; | |
413708d1 | 79 | } |
b7f71444 VK |
80 | n1 = unhexchar(cbyte[0]); |
81 | if (len == 2) | |
82 | n2 = unhexchar(cbyte[1]); | |
076ea6f6 LP |
83 | else |
84 | n2 = 0; | |
85 | ||
86 | if (n1 < 0 || n2 < 0) { | |
87 | log_syntax(unit, LOG_ERR, filename, line, 0, "Invalid DUID byte: %s. Ignoring assignment: %s.", cbyte, rvalue); | |
88 | return 0; | |
b7f71444 | 89 | } |
076ea6f6 LP |
90 | |
91 | byte = ((uint8_t) n1 << (4 * (len-1))) | (uint8_t) n2; | |
8341a5c3 | 92 | raw_data[count++] = byte; |
b7f71444 | 93 | } |
413708d1 | 94 | |
8341a5c3 ZJS |
95 | assert_cc(sizeof(raw_data) == sizeof(ret->raw_data)); |
96 | memcpy(ret->raw_data, raw_data, count); | |
97 | ret->raw_data_len = count; | |
413708d1 VK |
98 | return 0; |
99 | } |