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1// SPDX-License-Identifier: GPL-2.0-only
2/*
3 * Kernel module for testing utf-8 support.
4 *
5 * Copyright 2017 Collabora Ltd.
6 */
7
8#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
9
10#include <linux/module.h>
11#include <linux/printk.h>
12#include <linux/unicode.h>
13#include <linux/dcache.h>
14
15#include "utf8n.h"
16
17static unsigned int failed_tests;
18static unsigned int total_tests;
19
20#define _test(cond, func, line, fmt, ...) do { \
21 total_tests++; \
22 if (!cond) { \
23 failed_tests++; \
24 pr_err("test %s:%d Failed: %s%s", \
25 func, line, #cond, (fmt?":":".")); \
26 if (fmt) \
27 pr_err(fmt, ##__VA_ARGS__); \
28 } \
29 } while (0)
30#define test_f(cond, fmt, ...) _test(cond, __func__, __LINE__, fmt, ##__VA_ARGS__)
31#define test(cond) _test(cond, __func__, __LINE__, "")
32
33static const struct {
34 /* UTF-8 strings in this vector _must_ be NULL-terminated. */
35 unsigned char str[10];
36 unsigned char dec[10];
37} nfdi_test_data[] = {
38 /* Trivial sequence */
39 {
40 /* "ABba" decomposes to itself */
41 .str = "aBba",
42 .dec = "aBba",
43 },
44 /* Simple equivalent sequences */
45 {
46 /* 'VULGAR FRACTION ONE QUARTER' cannot decompose to
47 'NUMBER 1' + 'FRACTION SLASH' + 'NUMBER 4' on
48 canonical decomposition */
49 .str = {0xc2, 0xbc, 0x00},
50 .dec = {0xc2, 0xbc, 0x00},
51 },
52 {
53 /* 'LATIN SMALL LETTER A WITH DIAERESIS' decomposes to
54 'LETTER A' + 'COMBINING DIAERESIS' */
55 .str = {0xc3, 0xa4, 0x00},
56 .dec = {0x61, 0xcc, 0x88, 0x00},
57 },
58 {
59 /* 'LATIN SMALL LETTER LJ' can't decompose to
60 'LETTER L' + 'LETTER J' on canonical decomposition */
61 .str = {0xC7, 0x89, 0x00},
62 .dec = {0xC7, 0x89, 0x00},
63 },
64 {
65 /* GREEK ANO TELEIA decomposes to MIDDLE DOT */
66 .str = {0xCE, 0x87, 0x00},
67 .dec = {0xC2, 0xB7, 0x00}
68 },
69 /* Canonical ordering */
70 {
71 /* A + 'COMBINING ACUTE ACCENT' + 'COMBINING OGONEK' decomposes
72 to A + 'COMBINING OGONEK' + 'COMBINING ACUTE ACCENT' */
73 .str = {0x41, 0xcc, 0x81, 0xcc, 0xa8, 0x0},
74 .dec = {0x41, 0xcc, 0xa8, 0xcc, 0x81, 0x0},
75 },
76 {
77 /* 'LATIN SMALL LETTER A WITH DIAERESIS' + 'COMBINING OGONEK'
78 decomposes to
79 'LETTER A' + 'COMBINING OGONEK' + 'COMBINING DIAERESIS' */
80 .str = {0xc3, 0xa4, 0xCC, 0xA8, 0x00},
81
82 .dec = {0x61, 0xCC, 0xA8, 0xcc, 0x88, 0x00},
83 },
84
85};
86
87static const struct {
88 /* UTF-8 strings in this vector _must_ be NULL-terminated. */
89 unsigned char str[30];
90 unsigned char ncf[30];
91} nfdicf_test_data[] = {
92 /* Trivial sequences */
93 {
94 /* "ABba" folds to lowercase */
95 .str = {0x41, 0x42, 0x62, 0x61, 0x00},
96 .ncf = {0x61, 0x62, 0x62, 0x61, 0x00},
97 },
98 {
99 /* All ASCII folds to lower-case */
100 .str = "ABCDEFGHIJKLMNOPQRSTUVWXYZ0.1",
101 .ncf = "abcdefghijklmnopqrstuvwxyz0.1",
102 },
103 {
104 /* LATIN SMALL LETTER SHARP S folds to
105 LATIN SMALL LETTER S + LATIN SMALL LETTER S */
106 .str = {0xc3, 0x9f, 0x00},
107 .ncf = {0x73, 0x73, 0x00},
108 },
109 {
110 /* LATIN CAPITAL LETTER A WITH RING ABOVE folds to
111 LATIN SMALL LETTER A + COMBINING RING ABOVE */
112 .str = {0xC3, 0x85, 0x00},
113 .ncf = {0x61, 0xcc, 0x8a, 0x00},
114 },
115 /* Introduced by UTF-8.0.0. */
116 /* Cherokee letters are interesting test-cases because they fold
117 to upper-case. Before 8.0.0, Cherokee lowercase were
118 undefined, thus, the folding from LC is not stable between
119 7.0.0 -> 8.0.0, but it is from UC. */
120 {
121 /* CHEROKEE SMALL LETTER A folds to CHEROKEE LETTER A */
122 .str = {0xea, 0xad, 0xb0, 0x00},
123 .ncf = {0xe1, 0x8e, 0xa0, 0x00},
124 },
125 {
126 /* CHEROKEE SMALL LETTER YE folds to CHEROKEE LETTER YE */
127 .str = {0xe1, 0x8f, 0xb8, 0x00},
128 .ncf = {0xe1, 0x8f, 0xb0, 0x00},
129 },
130 {
131 /* OLD HUNGARIAN CAPITAL LETTER AMB folds to
132 OLD HUNGARIAN SMALL LETTER AMB */
133 .str = {0xf0, 0x90, 0xb2, 0x83, 0x00},
134 .ncf = {0xf0, 0x90, 0xb3, 0x83, 0x00},
135 },
136 /* Introduced by UTF-9.0.0. */
137 {
138 /* OSAGE CAPITAL LETTER CHA folds to
139 OSAGE SMALL LETTER CHA */
140 .str = {0xf0, 0x90, 0x92, 0xb5, 0x00},
141 .ncf = {0xf0, 0x90, 0x93, 0x9d, 0x00},
142 },
143 {
144 /* LATIN CAPITAL LETTER SMALL CAPITAL I folds to
145 LATIN LETTER SMALL CAPITAL I */
146 .str = {0xea, 0x9e, 0xae, 0x00},
147 .ncf = {0xc9, 0xaa, 0x00},
148 },
149 /* Introduced by UTF-11.0.0. */
150 {
151 /* GEORGIAN SMALL LETTER AN folds to GEORGIAN MTAVRULI
152 CAPITAL LETTER AN */
153 .str = {0xe1, 0xb2, 0x90, 0x00},
154 .ncf = {0xe1, 0x83, 0x90, 0x00},
155 }
156};
157
158static ssize_t utf8len(const struct unicode_map *um, enum utf8_normalization n,
159 const char *s)
160{
161 return utf8nlen(um, n, s, (size_t)-1);
162}
163
164static int utf8cursor(struct utf8cursor *u8c, const struct unicode_map *um,
165 enum utf8_normalization n, const char *s)
166{
167 return utf8ncursor(u8c, um, n, s, (unsigned int)-1);
168}
169
170static void check_utf8_nfdi(struct unicode_map *um)
171{
172 int i;
173 struct utf8cursor u8c;
174
175 for (i = 0; i < ARRAY_SIZE(nfdi_test_data); i++) {
176 int len = strlen(nfdi_test_data[i].str);
177 int nlen = strlen(nfdi_test_data[i].dec);
178 int j = 0;
179 unsigned char c;
180
181 test((utf8len(um, UTF8_NFDI, nfdi_test_data[i].str) == nlen));
182 test((utf8nlen(um, UTF8_NFDI, nfdi_test_data[i].str, len) ==
183 nlen));
184
185 if (utf8cursor(&u8c, um, UTF8_NFDI, nfdi_test_data[i].str) < 0)
186 pr_err("can't create cursor\n");
187
188 while ((c = utf8byte(&u8c)) > 0) {
189 test_f((c == nfdi_test_data[i].dec[j]),
190 "Unexpected byte 0x%x should be 0x%x\n",
191 c, nfdi_test_data[i].dec[j]);
192 j++;
193 }
194
195 test((j == nlen));
196 }
197}
198
199static void check_utf8_nfdicf(struct unicode_map *um)
200{
201 int i;
202 struct utf8cursor u8c;
203
204 for (i = 0; i < ARRAY_SIZE(nfdicf_test_data); i++) {
205 int len = strlen(nfdicf_test_data[i].str);
206 int nlen = strlen(nfdicf_test_data[i].ncf);
207 int j = 0;
208 unsigned char c;
209
210 test((utf8len(um, UTF8_NFDICF, nfdicf_test_data[i].str) ==
211 nlen));
212 test((utf8nlen(um, UTF8_NFDICF, nfdicf_test_data[i].str, len) ==
213 nlen));
214
215 if (utf8cursor(&u8c, um, UTF8_NFDICF,
216 nfdicf_test_data[i].str) < 0)
217 pr_err("can't create cursor\n");
218
219 while ((c = utf8byte(&u8c)) > 0) {
220 test_f((c == nfdicf_test_data[i].ncf[j]),
221 "Unexpected byte 0x%x should be 0x%x\n",
222 c, nfdicf_test_data[i].ncf[j]);
223 j++;
224 }
225
226 test((j == nlen));
227 }
228}
229
230static void check_utf8_comparisons(struct unicode_map *table)
231{
232 int i;
233
234 for (i = 0; i < ARRAY_SIZE(nfdi_test_data); i++) {
235 const struct qstr s1 = {.name = nfdi_test_data[i].str,
236 .len = sizeof(nfdi_test_data[i].str)};
237 const struct qstr s2 = {.name = nfdi_test_data[i].dec,
238 .len = sizeof(nfdi_test_data[i].dec)};
239
240 test_f(!utf8_strncmp(table, &s1, &s2),
241 "%s %s comparison mismatch\n", s1.name, s2.name);
242 }
243
244 for (i = 0; i < ARRAY_SIZE(nfdicf_test_data); i++) {
245 const struct qstr s1 = {.name = nfdicf_test_data[i].str,
246 .len = sizeof(nfdicf_test_data[i].str)};
247 const struct qstr s2 = {.name = nfdicf_test_data[i].ncf,
248 .len = sizeof(nfdicf_test_data[i].ncf)};
249
250 test_f(!utf8_strncasecmp(table, &s1, &s2),
251 "%s %s comparison mismatch\n", s1.name, s2.name);
252 }
253}
254
255static void check_supported_versions(struct unicode_map *um)
256{
257 /* Unicode 7.0.0 should be supported. */
258 test(utf8version_is_supported(um, UNICODE_AGE(7, 0, 0)));
259
260 /* Unicode 9.0.0 should be supported. */
261 test(utf8version_is_supported(um, UNICODE_AGE(9, 0, 0)));
262
263 /* Unicode 1x.0.0 (the latest version) should be supported. */
264 test(utf8version_is_supported(um, UTF8_LATEST));
265
266 /* Next versions don't exist. */
267 test(!utf8version_is_supported(um, UNICODE_AGE(13, 0, 0)));
268 test(!utf8version_is_supported(um, UNICODE_AGE(0, 0, 0)));
269 test(!utf8version_is_supported(um, UNICODE_AGE(-1, -1, -1)));
270}
271
272static int __init init_test_ucd(void)
273{
274 struct unicode_map *um;
275
276 failed_tests = 0;
277 total_tests = 0;
278
279 um = utf8_load(UTF8_LATEST);
280 if (IS_ERR(um)) {
281 pr_err("%s: Unable to load utf8 table.\n", __func__);
282 return PTR_ERR(um);
283 }
284
285 check_supported_versions(um);
286 check_utf8_nfdi(um);
287 check_utf8_nfdicf(um);
288 check_utf8_comparisons(um);
289
290 if (!failed_tests)
291 pr_info("All %u tests passed\n", total_tests);
292 else
293 pr_err("%u out of %u tests failed\n", failed_tests,
294 total_tests);
295 utf8_unload(um);
296 return 0;
297}
298
299static void __exit exit_test_ucd(void)
300{
301}
302
303module_init(init_test_ucd);
304module_exit(exit_test_ucd);
305
306MODULE_AUTHOR("Gabriel Krisman Bertazi <krisman@collabora.co.uk>");
307MODULE_DESCRIPTION("Kernel module for testing utf-8 support");
308MODULE_LICENSE("GPL");
1// SPDX-License-Identifier: GPL-2.0-only
2/*
3 * Kernel module for testing utf-8 support.
4 *
5 * Copyright 2017 Collabora Ltd.
6 */
7
8#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
9
10#include <linux/module.h>
11#include <linux/printk.h>
12#include <linux/unicode.h>
13#include <linux/dcache.h>
14
15#include "utf8n.h"
16
17unsigned int failed_tests;
18unsigned int total_tests;
19
20/* Tests will be based on this version. */
21#define UTF8_LATEST UNICODE_AGE(12, 1, 0)
22
23#define _test(cond, func, line, fmt, ...) do { \
24 total_tests++; \
25 if (!cond) { \
26 failed_tests++; \
27 pr_err("test %s:%d Failed: %s%s", \
28 func, line, #cond, (fmt?":":".")); \
29 if (fmt) \
30 pr_err(fmt, ##__VA_ARGS__); \
31 } \
32 } while (0)
33#define test_f(cond, fmt, ...) _test(cond, __func__, __LINE__, fmt, ##__VA_ARGS__)
34#define test(cond) _test(cond, __func__, __LINE__, "")
35
36static const struct {
37 /* UTF-8 strings in this vector _must_ be NULL-terminated. */
38 unsigned char str[10];
39 unsigned char dec[10];
40} nfdi_test_data[] = {
41 /* Trivial sequence */
42 {
43 /* "ABba" decomposes to itself */
44 .str = "aBba",
45 .dec = "aBba",
46 },
47 /* Simple equivalent sequences */
48 {
49 /* 'VULGAR FRACTION ONE QUARTER' cannot decompose to
50 'NUMBER 1' + 'FRACTION SLASH' + 'NUMBER 4' on
51 canonical decomposition */
52 .str = {0xc2, 0xbc, 0x00},
53 .dec = {0xc2, 0xbc, 0x00},
54 },
55 {
56 /* 'LATIN SMALL LETTER A WITH DIAERESIS' decomposes to
57 'LETTER A' + 'COMBINING DIAERESIS' */
58 .str = {0xc3, 0xa4, 0x00},
59 .dec = {0x61, 0xcc, 0x88, 0x00},
60 },
61 {
62 /* 'LATIN SMALL LETTER LJ' can't decompose to
63 'LETTER L' + 'LETTER J' on canonical decomposition */
64 .str = {0xC7, 0x89, 0x00},
65 .dec = {0xC7, 0x89, 0x00},
66 },
67 {
68 /* GREEK ANO TELEIA decomposes to MIDDLE DOT */
69 .str = {0xCE, 0x87, 0x00},
70 .dec = {0xC2, 0xB7, 0x00}
71 },
72 /* Canonical ordering */
73 {
74 /* A + 'COMBINING ACUTE ACCENT' + 'COMBINING OGONEK' decomposes
75 to A + 'COMBINING OGONEK' + 'COMBINING ACUTE ACCENT' */
76 .str = {0x41, 0xcc, 0x81, 0xcc, 0xa8, 0x0},
77 .dec = {0x41, 0xcc, 0xa8, 0xcc, 0x81, 0x0},
78 },
79 {
80 /* 'LATIN SMALL LETTER A WITH DIAERESIS' + 'COMBINING OGONEK'
81 decomposes to
82 'LETTER A' + 'COMBINING OGONEK' + 'COMBINING DIAERESIS' */
83 .str = {0xc3, 0xa4, 0xCC, 0xA8, 0x00},
84
85 .dec = {0x61, 0xCC, 0xA8, 0xcc, 0x88, 0x00},
86 },
87
88};
89
90static const struct {
91 /* UTF-8 strings in this vector _must_ be NULL-terminated. */
92 unsigned char str[30];
93 unsigned char ncf[30];
94} nfdicf_test_data[] = {
95 /* Trivial sequences */
96 {
97 /* "ABba" folds to lowercase */
98 .str = {0x41, 0x42, 0x62, 0x61, 0x00},
99 .ncf = {0x61, 0x62, 0x62, 0x61, 0x00},
100 },
101 {
102 /* All ASCII folds to lower-case */
103 .str = "ABCDEFGHIJKLMNOPQRSTUVWXYZ0.1",
104 .ncf = "abcdefghijklmnopqrstuvwxyz0.1",
105 },
106 {
107 /* LATIN SMALL LETTER SHARP S folds to
108 LATIN SMALL LETTER S + LATIN SMALL LETTER S */
109 .str = {0xc3, 0x9f, 0x00},
110 .ncf = {0x73, 0x73, 0x00},
111 },
112 {
113 /* LATIN CAPITAL LETTER A WITH RING ABOVE folds to
114 LATIN SMALL LETTER A + COMBINING RING ABOVE */
115 .str = {0xC3, 0x85, 0x00},
116 .ncf = {0x61, 0xcc, 0x8a, 0x00},
117 },
118 /* Introduced by UTF-8.0.0. */
119 /* Cherokee letters are interesting test-cases because they fold
120 to upper-case. Before 8.0.0, Cherokee lowercase were
121 undefined, thus, the folding from LC is not stable between
122 7.0.0 -> 8.0.0, but it is from UC. */
123 {
124 /* CHEROKEE SMALL LETTER A folds to CHEROKEE LETTER A */
125 .str = {0xea, 0xad, 0xb0, 0x00},
126 .ncf = {0xe1, 0x8e, 0xa0, 0x00},
127 },
128 {
129 /* CHEROKEE SMALL LETTER YE folds to CHEROKEE LETTER YE */
130 .str = {0xe1, 0x8f, 0xb8, 0x00},
131 .ncf = {0xe1, 0x8f, 0xb0, 0x00},
132 },
133 {
134 /* OLD HUNGARIAN CAPITAL LETTER AMB folds to
135 OLD HUNGARIAN SMALL LETTER AMB */
136 .str = {0xf0, 0x90, 0xb2, 0x83, 0x00},
137 .ncf = {0xf0, 0x90, 0xb3, 0x83, 0x00},
138 },
139 /* Introduced by UTF-9.0.0. */
140 {
141 /* OSAGE CAPITAL LETTER CHA folds to
142 OSAGE SMALL LETTER CHA */
143 .str = {0xf0, 0x90, 0x92, 0xb5, 0x00},
144 .ncf = {0xf0, 0x90, 0x93, 0x9d, 0x00},
145 },
146 {
147 /* LATIN CAPITAL LETTER SMALL CAPITAL I folds to
148 LATIN LETTER SMALL CAPITAL I */
149 .str = {0xea, 0x9e, 0xae, 0x00},
150 .ncf = {0xc9, 0xaa, 0x00},
151 },
152 /* Introduced by UTF-11.0.0. */
153 {
154 /* GEORGIAN SMALL LETTER AN folds to GEORGIAN MTAVRULI
155 CAPITAL LETTER AN */
156 .str = {0xe1, 0xb2, 0x90, 0x00},
157 .ncf = {0xe1, 0x83, 0x90, 0x00},
158 }
159};
160
161static ssize_t utf8len(const struct unicode_map *um, enum utf8_normalization n,
162 const char *s)
163{
164 return utf8nlen(um, n, s, (size_t)-1);
165}
166
167static int utf8cursor(struct utf8cursor *u8c, const struct unicode_map *um,
168 enum utf8_normalization n, const char *s)
169{
170 return utf8ncursor(u8c, um, n, s, (unsigned int)-1);
171}
172
173static void check_utf8_nfdi(struct unicode_map *um)
174{
175 int i;
176 struct utf8cursor u8c;
177
178 for (i = 0; i < ARRAY_SIZE(nfdi_test_data); i++) {
179 int len = strlen(nfdi_test_data[i].str);
180 int nlen = strlen(nfdi_test_data[i].dec);
181 int j = 0;
182 unsigned char c;
183
184 test((utf8len(um, UTF8_NFDI, nfdi_test_data[i].str) == nlen));
185 test((utf8nlen(um, UTF8_NFDI, nfdi_test_data[i].str, len) ==
186 nlen));
187
188 if (utf8cursor(&u8c, um, UTF8_NFDI, nfdi_test_data[i].str) < 0)
189 pr_err("can't create cursor\n");
190
191 while ((c = utf8byte(&u8c)) > 0) {
192 test_f((c == nfdi_test_data[i].dec[j]),
193 "Unexpected byte 0x%x should be 0x%x\n",
194 c, nfdi_test_data[i].dec[j]);
195 j++;
196 }
197
198 test((j == nlen));
199 }
200}
201
202static void check_utf8_nfdicf(struct unicode_map *um)
203{
204 int i;
205 struct utf8cursor u8c;
206
207 for (i = 0; i < ARRAY_SIZE(nfdicf_test_data); i++) {
208 int len = strlen(nfdicf_test_data[i].str);
209 int nlen = strlen(nfdicf_test_data[i].ncf);
210 int j = 0;
211 unsigned char c;
212
213 test((utf8len(um, UTF8_NFDICF, nfdicf_test_data[i].str) ==
214 nlen));
215 test((utf8nlen(um, UTF8_NFDICF, nfdicf_test_data[i].str, len) ==
216 nlen));
217
218 if (utf8cursor(&u8c, um, UTF8_NFDICF,
219 nfdicf_test_data[i].str) < 0)
220 pr_err("can't create cursor\n");
221
222 while ((c = utf8byte(&u8c)) > 0) {
223 test_f((c == nfdicf_test_data[i].ncf[j]),
224 "Unexpected byte 0x%x should be 0x%x\n",
225 c, nfdicf_test_data[i].ncf[j]);
226 j++;
227 }
228
229 test((j == nlen));
230 }
231}
232
233static void check_utf8_comparisons(struct unicode_map *table)
234{
235 int i;
236
237 for (i = 0; i < ARRAY_SIZE(nfdi_test_data); i++) {
238 const struct qstr s1 = {.name = nfdi_test_data[i].str,
239 .len = sizeof(nfdi_test_data[i].str)};
240 const struct qstr s2 = {.name = nfdi_test_data[i].dec,
241 .len = sizeof(nfdi_test_data[i].dec)};
242
243 test_f(!utf8_strncmp(table, &s1, &s2),
244 "%s %s comparison mismatch\n", s1.name, s2.name);
245 }
246
247 for (i = 0; i < ARRAY_SIZE(nfdicf_test_data); i++) {
248 const struct qstr s1 = {.name = nfdicf_test_data[i].str,
249 .len = sizeof(nfdicf_test_data[i].str)};
250 const struct qstr s2 = {.name = nfdicf_test_data[i].ncf,
251 .len = sizeof(nfdicf_test_data[i].ncf)};
252
253 test_f(!utf8_strncasecmp(table, &s1, &s2),
254 "%s %s comparison mismatch\n", s1.name, s2.name);
255 }
256}
257
258static void check_supported_versions(struct unicode_map *um)
259{
260 /* Unicode 7.0.0 should be supported. */
261 test(utf8version_is_supported(um, UNICODE_AGE(7, 0, 0)));
262
263 /* Unicode 9.0.0 should be supported. */
264 test(utf8version_is_supported(um, UNICODE_AGE(9, 0, 0)));
265
266 /* Unicode 1x.0.0 (the latest version) should be supported. */
267 test(utf8version_is_supported(um, UTF8_LATEST));
268
269 /* Next versions don't exist. */
270 test(!utf8version_is_supported(um, UNICODE_AGE(13, 0, 0)));
271 test(!utf8version_is_supported(um, UNICODE_AGE(0, 0, 0)));
272 test(!utf8version_is_supported(um, UNICODE_AGE(-1, -1, -1)));
273}
274
275static int __init init_test_ucd(void)
276{
277 struct unicode_map *um;
278
279 failed_tests = 0;
280 total_tests = 0;
281
282 um = utf8_load(UTF8_LATEST);
283 if (IS_ERR(um)) {
284 pr_err("%s: Unable to load utf8 table.\n", __func__);
285 return PTR_ERR(um);
286 }
287
288 check_supported_versions(um);
289 check_utf8_nfdi(um);
290 check_utf8_nfdicf(um);
291 check_utf8_comparisons(um);
292
293 if (!failed_tests)
294 pr_info("All %u tests passed\n", total_tests);
295 else
296 pr_err("%u out of %u tests failed\n", failed_tests,
297 total_tests);
298 utf8_unload(um);
299 return 0;
300}
301
302static void __exit exit_test_ucd(void)
303{
304}
305
306module_init(init_test_ucd);
307module_exit(exit_test_ucd);
308
309MODULE_AUTHOR("Gabriel Krisman Bertazi <krisman@collabora.co.uk>");
310MODULE_LICENSE("GPL");