Absolute File Name: | /home/opencoverage/opencoverage/guest-scripts/openssl/src/crypto/rand/rand_unix.c |
Switch to Source code | Preprocessed file |
Line | Source | Count | ||||||||||||
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1 | - | |||||||||||||
2 | - | |||||||||||||
3 | - | |||||||||||||
4 | - | |||||||||||||
5 | - | |||||||||||||
6 | - | |||||||||||||
7 | - | |||||||||||||
8 | static uint64_t get_time_stamp(void); | - | ||||||||||||
9 | static uint64_t get_timer_bits(void); | - | ||||||||||||
10 | static ssize_t syscall_random(void *buf, size_t buflen); | - | ||||||||||||
11 | static ssize_t syscall_random(void *buf, size_t buflen) | - | ||||||||||||
12 | { | - | ||||||||||||
13 | extern int getentropy(void *buffer, size_t length) __attribute__((weak)); | - | ||||||||||||
14 | - | |||||||||||||
15 | if (getentropy !=
| 0-780 | ||||||||||||
16 | ((void *)0)
| 0-780 | ||||||||||||
17 | ) | - | ||||||||||||
18 | return never executed: getentropy(buf, buflen) == 0return getentropy(buf, buflen) == 0 ? (ssize_t)buflen : -1;
never executed: return getentropy(buf, buflen) == 0 ? (ssize_t)buflen : -1; | 0 | ||||||||||||
19 | return executed 780 times by 2 tests: syscall(return syscall( 318 , buf, buflen, 0); Executed by:
executed 780 times by 2 tests: return syscall( 318 , buf, buflen, 0); Executed by:
| 780 | ||||||||||||
20 | 318 executed 780 times by 2 tests: return syscall( 318 , buf, buflen, 0); Executed by:
| 780 | ||||||||||||
21 | , buf, buflen, 0); executed 780 times by 2 tests: return syscall( 318 , buf, buflen, 0); Executed by:
| 780 | ||||||||||||
22 | - | |||||||||||||
23 | - | |||||||||||||
24 | - | |||||||||||||
25 | - | |||||||||||||
26 | - | |||||||||||||
27 | - | |||||||||||||
28 | } | - | ||||||||||||
29 | - | |||||||||||||
30 | - | |||||||||||||
31 | static const char *random_device_paths[] = { "/dev/urandom","/dev/random","/dev/srandom" }; | - | ||||||||||||
32 | static struct random_device { | - | ||||||||||||
33 | int fd; | - | ||||||||||||
34 | dev_t dev; | - | ||||||||||||
35 | ino_t ino; | - | ||||||||||||
36 | mode_t mode; | - | ||||||||||||
37 | dev_t rdev; | - | ||||||||||||
38 | } random_devices[(sizeof(random_device_paths)/sizeof((random_device_paths)[0]))]; | - | ||||||||||||
39 | static int keep_random_devices_open = 1; | - | ||||||||||||
40 | static int check_random_device(struct random_device * rd) | - | ||||||||||||
41 | { | - | ||||||||||||
42 | struct stat st; | - | ||||||||||||
43 | - | |||||||||||||
44 | return executed 9678 times by 12 tests: rd->fd != -1return rd->fd != -1 && fstat(rd->fd, &st) != -1 && rd->dev == st.st_dev && rd->ino == st.st_ino && ((rd->mode ^ st.st_mode) & ~( (0400|0200|0100) | ((0400|0200|0100) >> 3) | (((0400|0200|0100) >> 3) >> 3) )) == 0 && rd->rdev == st.st_rdev; Executed by:
executed 9678 times by 12 tests: return rd->fd != -1 && fstat(rd->fd, &st) != -1 && rd->dev == st.st_dev && rd->ino == st.st_ino && ((rd->mode ^ st.st_mode) & ~( (0400|0200|0100) | ((0400|0200|0100) >> 3) | (((0400|0200|0100) >> 3) >> 3) )) == 0 && rd->rdev == st.st_rdev; Executed by:
| 4600-9678 | ||||||||||||
45 | && fstat(rd->fd, &st) != -1
executed 9678 times by 12 tests: return rd->fd != -1 && fstat(rd->fd, &st) != -1 && rd->dev == st.st_dev && rd->ino == st.st_ino && ((rd->mode ^ st.st_mode) & ~( (0400|0200|0100) | ((0400|0200|0100) >> 3) | (((0400|0200|0100) >> 3) >> 3) )) == 0 && rd->rdev == st.st_rdev; Executed by:
| 0-9678 | ||||||||||||
46 | && rd->dev == st.st_dev
executed 9678 times by 12 tests: return rd->fd != -1 && fstat(rd->fd, &st) != -1 && rd->dev == st.st_dev && rd->ino == st.st_ino && ((rd->mode ^ st.st_mode) & ~( (0400|0200|0100) | ((0400|0200|0100) >> 3) | (((0400|0200|0100) >> 3) >> 3) )) == 0 && rd->rdev == st.st_rdev; Executed by:
| 2300-9678 | ||||||||||||
47 | && rd->ino == st.st_ino
executed 9678 times by 12 tests: return rd->fd != -1 && fstat(rd->fd, &st) != -1 && rd->dev == st.st_dev && rd->ino == st.st_ino && ((rd->mode ^ st.st_mode) & ~( (0400|0200|0100) | ((0400|0200|0100) >> 3) | (((0400|0200|0100) >> 3) >> 3) )) == 0 && rd->rdev == st.st_rdev; Executed by:
| 0-9678 | ||||||||||||
48 | && ((
executed 9678 times by 12 tests: return rd->fd != -1 && fstat(rd->fd, &st) != -1 && rd->dev == st.st_dev && rd->ino == st.st_ino && ((rd->mode ^ st.st_mode) & ~( (0400|0200|0100) | ((0400|0200|0100) >> 3) | (((0400|0200|0100) >> 3) >> 3) )) == 0 && rd->rdev == st.st_rdev; Executed by:
| 0-9678 | ||||||||||||
49 | (0400|0200|0100)
executed 9678 times by 12 tests: return rd->fd != -1 && fstat(rd->fd, &st) != -1 && rd->dev == st.st_dev && rd->ino == st.st_ino && ((rd->mode ^ st.st_mode) & ~( (0400|0200|0100) | ((0400|0200|0100) >> 3) | (((0400|0200|0100) >> 3) >> 3) )) == 0 && rd->rdev == st.st_rdev; Executed by:
| 0-9678 | ||||||||||||
50 | |
executed 9678 times by 12 tests: return rd->fd != -1 && fstat(rd->fd, &st) != -1 && rd->dev == st.st_dev && rd->ino == st.st_ino && ((rd->mode ^ st.st_mode) & ~( (0400|0200|0100) | ((0400|0200|0100) >> 3) | (((0400|0200|0100) >> 3) >> 3) )) == 0 && rd->rdev == st.st_rdev; Executed by:
| 0-9678 | ||||||||||||
51 | ((0400|0200|0100) >> 3)
executed 9678 times by 12 tests: return rd->fd != -1 && fstat(rd->fd, &st) != -1 && rd->dev == st.st_dev && rd->ino == st.st_ino && ((rd->mode ^ st.st_mode) & ~( (0400|0200|0100) | ((0400|0200|0100) >> 3) | (((0400|0200|0100) >> 3) >> 3) )) == 0 && rd->rdev == st.st_rdev; Executed by:
| 0-9678 | ||||||||||||
52 | |
executed 9678 times by 12 tests: return rd->fd != -1 && fstat(rd->fd, &st) != -1 && rd->dev == st.st_dev && rd->ino == st.st_ino && ((rd->mode ^ st.st_mode) & ~( (0400|0200|0100) | ((0400|0200|0100) >> 3) | (((0400|0200|0100) >> 3) >> 3) )) == 0 && rd->rdev == st.st_rdev; Executed by:
| 0-9678 | ||||||||||||
53 | (((0400|0200|0100) >> 3) >> 3)
executed 9678 times by 12 tests: return rd->fd != -1 && fstat(rd->fd, &st) != -1 && rd->dev == st.st_dev && rd->ino == st.st_ino && ((rd->mode ^ st.st_mode) & ~( (0400|0200|0100) | ((0400|0200|0100) >> 3) | (((0400|0200|0100) >> 3) >> 3) )) == 0 && rd->rdev == st.st_rdev; Executed by:
| 0-9678 | ||||||||||||
54 | )) == 0
executed 9678 times by 12 tests: return rd->fd != -1 && fstat(rd->fd, &st) != -1 && rd->dev == st.st_dev && rd->ino == st.st_ino && ((rd->mode ^ st.st_mode) & ~( (0400|0200|0100) | ((0400|0200|0100) >> 3) | (((0400|0200|0100) >> 3) >> 3) )) == 0 && rd->rdev == st.st_rdev; Executed by:
| 0-9678 | ||||||||||||
55 | && rd->rdev == st.st_rdev
executed 9678 times by 12 tests: return rd->fd != -1 && fstat(rd->fd, &st) != -1 && rd->dev == st.st_dev && rd->ino == st.st_ino && ((rd->mode ^ st.st_mode) & ~( (0400|0200|0100) | ((0400|0200|0100) >> 3) | (((0400|0200|0100) >> 3) >> 3) )) == 0 && rd->rdev == st.st_rdev; Executed by:
| 0-9678 | ||||||||||||
56 | } | - | ||||||||||||
57 | - | |||||||||||||
58 | - | |||||||||||||
59 | - | |||||||||||||
60 | - | |||||||||||||
61 | static int get_random_device(size_t n) | - | ||||||||||||
62 | { | - | ||||||||||||
63 | struct stat st; | - | ||||||||||||
64 | struct random_device * rd = &random_devices[n]; | - | ||||||||||||
65 | - | |||||||||||||
66 | - | |||||||||||||
67 | if (check_random_device(rd)
| 0-3450 | ||||||||||||
68 | return never executed: rd->fd;return rd->fd; never executed: return rd->fd; | 0 | ||||||||||||
69 | - | |||||||||||||
70 | - | |||||||||||||
71 | if ((
| 1150-2300 | ||||||||||||
72 | 00
| 1150-2300 | ||||||||||||
73 | )) == -1
| 1150-2300 | ||||||||||||
74 | return executed 1150 times by 2 tests: rd->fd;return rd->fd; Executed by:
executed 1150 times by 2 tests: return rd->fd; Executed by:
| 1150 | ||||||||||||
75 | - | |||||||||||||
76 | - | |||||||||||||
77 | if (fstat(rd->fd, &st) != -1
| 0-2300 | ||||||||||||
78 | rd->dev = st.st_dev; | - | ||||||||||||
79 | rd->ino = st.st_ino; | - | ||||||||||||
80 | rd->mode = st.st_mode; | - | ||||||||||||
81 | rd->rdev = st.st_rdev; | - | ||||||||||||
82 | } executed 2300 times by 2 tests: else {end of block Executed by:
| 2300 | ||||||||||||
83 | close(rd->fd); | - | ||||||||||||
84 | rd->fd = -1; | - | ||||||||||||
85 | } never executed: end of block | 0 | ||||||||||||
86 | - | |||||||||||||
87 | return executed 2300 times by 2 tests: rd->fd;return rd->fd; Executed by:
executed 2300 times by 2 tests: return rd->fd; Executed by:
| 2300 | ||||||||||||
88 | } | - | ||||||||||||
89 | - | |||||||||||||
90 | - | |||||||||||||
91 | - | |||||||||||||
92 | - | |||||||||||||
93 | static void close_random_device(size_t n) | - | ||||||||||||
94 | { | - | ||||||||||||
95 | struct random_device * rd = &random_devices[n]; | - | ||||||||||||
96 | - | |||||||||||||
97 | if (check_random_device(rd)
| 2300-3928 | ||||||||||||
98 | close(rd->fd); executed 2300 times by 2 tests: close(rd->fd); Executed by:
| 2300 | ||||||||||||
99 | rd->fd = -1; | - | ||||||||||||
100 | } executed 6228 times by 12 tests: end of block Executed by:
| 6228 | ||||||||||||
101 | - | |||||||||||||
102 | static void open_random_devices(void) | - | ||||||||||||
103 | { | - | ||||||||||||
104 | size_t i; | - | ||||||||||||
105 | - | |||||||||||||
106 | for (i = 0; i < (sizeof(random_devices)/sizeof((random_devices)[0]))
| 1150-3450 | ||||||||||||
107 | ( executed 3450 times by 2 tests: void)get_random_device(i);(void)get_random_device(i); Executed by:
executed 3450 times by 2 tests: (void)get_random_device(i); Executed by:
| 3450 | ||||||||||||
108 | } executed 1150 times by 2 tests: end of block Executed by:
| 1150 | ||||||||||||
109 | - | |||||||||||||
110 | int rand_pool_init(void) | - | ||||||||||||
111 | { | - | ||||||||||||
112 | size_t i; | - | ||||||||||||
113 | - | |||||||||||||
114 | for (i = 0; i < (sizeof(random_devices)/sizeof((random_devices)[0]))
| 1150-3450 | ||||||||||||
115 | random_devices[i].fd = -1; executed 3450 times by 2 tests: random_devices[i].fd = -1; Executed by:
| 3450 | ||||||||||||
116 | open_random_devices(); | - | ||||||||||||
117 | return executed 1150 times by 2 tests: 1;return 1; Executed by:
executed 1150 times by 2 tests: return 1; Executed by:
| 1150 | ||||||||||||
118 | } | - | ||||||||||||
119 | - | |||||||||||||
120 | void rand_pool_cleanup(void) | - | ||||||||||||
121 | { | - | ||||||||||||
122 | size_t i; | - | ||||||||||||
123 | - | |||||||||||||
124 | for (i = 0; i < (sizeof(random_devices)/sizeof((random_devices)[0]))
| 2076-6228 | ||||||||||||
125 | close_random_device(i); executed 6228 times by 12 tests: close_random_device(i); Executed by:
| 6228 | ||||||||||||
126 | } executed 2076 times by 12 tests: end of block Executed by:
| 2076 | ||||||||||||
127 | - | |||||||||||||
128 | void rand_pool_keep_random_devices_open(int keep) | - | ||||||||||||
129 | { | - | ||||||||||||
130 | if (keep
| 0 | ||||||||||||
131 | open_random_devices(); never executed: open_random_devices(); | 0 | ||||||||||||
132 | else | - | ||||||||||||
133 | rand_pool_cleanup(); never executed: rand_pool_cleanup(); | 0 | ||||||||||||
134 | keep_random_devices_open = keep; | - | ||||||||||||
135 | } never executed: end of block | 0 | ||||||||||||
136 | size_t rand_pool_acquire_entropy(RAND_POOL *pool) | - | ||||||||||||
137 | { | - | ||||||||||||
138 | - | |||||||||||||
139 | - | |||||||||||||
140 | - | |||||||||||||
141 | size_t bytes_needed; | - | ||||||||||||
142 | size_t entropy_available = 0; | - | ||||||||||||
143 | unsigned char *buffer; | - | ||||||||||||
144 | - | |||||||||||||
145 | - | |||||||||||||
146 | { | - | ||||||||||||
147 | ssize_t bytes; | - | ||||||||||||
148 | - | |||||||||||||
149 | int attempts = 3; | - | ||||||||||||
150 | - | |||||||||||||
151 | bytes_needed = rand_pool_bytes_needed(pool, 1 ); | - | ||||||||||||
152 | while (bytes_needed != 0
| 0-799 | ||||||||||||
153 | buffer = rand_pool_add_begin(pool, bytes_needed); | - | ||||||||||||
154 | bytes = syscall_random(buffer, bytes_needed); | - | ||||||||||||
155 | if (bytes > 0
| 0-780 | ||||||||||||
156 | rand_pool_add_end(pool, bytes, 8 * bytes); | - | ||||||||||||
157 | bytes_needed -= bytes; | - | ||||||||||||
158 | attempts = 3; | - | ||||||||||||
159 | } executed 780 times by 2 tests: else if (bytes < 0end of block Executed by:
| 0-780 | ||||||||||||
160 | (*
| 0 | ||||||||||||
161 | !=
| 0 | ||||||||||||
162 | 4
| 0 | ||||||||||||
163 | ) { | - | ||||||||||||
164 | break; never executed: break; | 0 | ||||||||||||
165 | } | - | ||||||||||||
166 | } executed 780 times by 2 tests: end of block Executed by:
| 780 | ||||||||||||
167 | } | - | ||||||||||||
168 | entropy_available = rand_pool_entropy_available(pool); | - | ||||||||||||
169 | if (entropy_available > 0
| 0-799 | ||||||||||||
170 | return executed 799 times by 2 tests: entropy_available;return entropy_available; Executed by:
executed 799 times by 2 tests: return entropy_available; Executed by:
| 799 | ||||||||||||
171 | bytes_needed = rand_pool_bytes_needed(pool, 1 ); | - | ||||||||||||
172 | { | - | ||||||||||||
173 | size_t i; | - | ||||||||||||
174 | - | |||||||||||||
175 | for (i = 0; bytes_needed > 0
| 0 | ||||||||||||
176 | ssize_t bytes = 0; | - | ||||||||||||
177 | - | |||||||||||||
178 | int attempts = 3; | - | ||||||||||||
179 | const int fd = get_random_device(i); | - | ||||||||||||
180 | - | |||||||||||||
181 | if (fd == -1
| 0 | ||||||||||||
182 | continue; never executed: continue; | 0 | ||||||||||||
183 | - | |||||||||||||
184 | while (bytes_needed != 0
| 0 | ||||||||||||
185 | buffer = rand_pool_add_begin(pool, bytes_needed); | - | ||||||||||||
186 | bytes = read(fd, buffer, bytes_needed); | - | ||||||||||||
187 | - | |||||||||||||
188 | if (bytes > 0
| 0 | ||||||||||||
189 | rand_pool_add_end(pool, bytes, 8 * bytes); | - | ||||||||||||
190 | bytes_needed -= bytes; | - | ||||||||||||
191 | attempts = 3; | - | ||||||||||||
192 | } never executed: else if (bytes < 0end of block
| 0 | ||||||||||||
193 | (*
| 0 | ||||||||||||
194 | !=
| 0 | ||||||||||||
195 | 4
| 0 | ||||||||||||
196 | ) { | - | ||||||||||||
197 | break; never executed: break; | 0 | ||||||||||||
198 | } | - | ||||||||||||
199 | } never executed: end of block | 0 | ||||||||||||
200 | if (bytes < 0
| 0 | ||||||||||||
201 | close_random_device(i); never executed: close_random_device(i); | 0 | ||||||||||||
202 | - | |||||||||||||
203 | bytes_needed = rand_pool_bytes_needed(pool, 1 ); | - | ||||||||||||
204 | } never executed: end of block | 0 | ||||||||||||
205 | entropy_available = rand_pool_entropy_available(pool); | - | ||||||||||||
206 | if (entropy_available > 0
| 0 | ||||||||||||
207 | return never executed: entropy_available;return entropy_available; never executed: return entropy_available; | 0 | ||||||||||||
208 | } | - | ||||||||||||
209 | return never executed: rand_pool_entropy_available(pool);return rand_pool_entropy_available(pool); never executed: return rand_pool_entropy_available(pool); | 0 | ||||||||||||
210 | - | |||||||||||||
211 | } | - | ||||||||||||
212 | - | |||||||||||||
213 | - | |||||||||||||
214 | - | |||||||||||||
215 | - | |||||||||||||
216 | int rand_pool_add_nonce_data(RAND_POOL *pool) | - | ||||||||||||
217 | { | - | ||||||||||||
218 | struct { | - | ||||||||||||
219 | pid_t pid; | - | ||||||||||||
220 | CRYPTO_THREAD_ID tid; | - | ||||||||||||
221 | uint64_t time; | - | ||||||||||||
222 | } data = { 0 }; | - | ||||||||||||
223 | - | |||||||||||||
224 | - | |||||||||||||
225 | - | |||||||||||||
226 | - | |||||||||||||
227 | - | |||||||||||||
228 | - | |||||||||||||
229 | data.pid = getpid(); | - | ||||||||||||
230 | data.tid = CRYPTO_THREAD_get_current_id(); | - | ||||||||||||
231 | data.time = get_time_stamp(); | - | ||||||||||||
232 | - | |||||||||||||
233 | return executed 781 times by 2 tests: rand_pool_add(pool, (unsigned char *)&data, sizeof(data), 0);return rand_pool_add(pool, (unsigned char *)&data, sizeof(data), 0); Executed by:
executed 781 times by 2 tests: return rand_pool_add(pool, (unsigned char *)&data, sizeof(data), 0); Executed by:
| 781 | ||||||||||||
234 | } | - | ||||||||||||
235 | - | |||||||||||||
236 | int rand_pool_add_additional_data(RAND_POOL *pool) | - | ||||||||||||
237 | { | - | ||||||||||||
238 | struct { | - | ||||||||||||
239 | CRYPTO_THREAD_ID tid; | - | ||||||||||||
240 | uint64_t time; | - | ||||||||||||
241 | } data = { 0 }; | - | ||||||||||||
242 | - | |||||||||||||
243 | - | |||||||||||||
244 | - | |||||||||||||
245 | - | |||||||||||||
246 | - | |||||||||||||
247 | - | |||||||||||||
248 | data.tid = CRYPTO_THREAD_get_current_id(); | - | ||||||||||||
249 | data.time = get_timer_bits(); | - | ||||||||||||
250 | - | |||||||||||||
251 | return executed 1046919 times by 2 tests: rand_pool_add(pool, (unsigned char *)&data, sizeof(data), 0);return rand_pool_add(pool, (unsigned char *)&data, sizeof(data), 0); Executed by:
executed 1046919 times by 2 tests: return rand_pool_add(pool, (unsigned char *)&data, sizeof(data), 0); Executed by:
| 1046919 | ||||||||||||
252 | } | - | ||||||||||||
253 | static uint64_t get_time_stamp(void) | - | ||||||||||||
254 | { | - | ||||||||||||
255 | - | |||||||||||||
256 | { | - | ||||||||||||
257 | struct timespec ts; | - | ||||||||||||
258 | - | |||||||||||||
259 | if (clock_gettime(
| 0-781 | ||||||||||||
260 | 0
| 0-781 | ||||||||||||
261 | , &ts) == 0
| 0-781 | ||||||||||||
262 | return executed 781 times by 2 tests: ((((uint64_t)(ts.tv_sec)) << 32) + (ts.tv_nsec));return ((((uint64_t)(ts.tv_sec)) << 32) + (ts.tv_nsec)); Executed by:
executed 781 times by 2 tests: return ((((uint64_t)(ts.tv_sec)) << 32) + (ts.tv_nsec)); Executed by:
| 781 | ||||||||||||
263 | } | - | ||||||||||||
264 | - | |||||||||||||
265 | - | |||||||||||||
266 | - | |||||||||||||
267 | { | - | ||||||||||||
268 | struct timeval tv; | - | ||||||||||||
269 | - | |||||||||||||
270 | if (gettimeofday(&tv,
| 0 | ||||||||||||
271 | ((void *)0)
| 0 | ||||||||||||
272 | ) == 0
| 0 | ||||||||||||
273 | return never executed: ((((uint64_t)(tv.tv_sec)) << 32) + (tv.tv_usec));return ((((uint64_t)(tv.tv_sec)) << 32) + (tv.tv_usec)); never executed: return ((((uint64_t)(tv.tv_sec)) << 32) + (tv.tv_usec)); | 0 | ||||||||||||
274 | } | - | ||||||||||||
275 | - | |||||||||||||
276 | return never executed: time(return time( ((void *)0) ); never executed: return time( ((void *)0) ); | 0 | ||||||||||||
277 | ((void *)0) never executed: return time( ((void *)0) ); | 0 | ||||||||||||
278 | ); never executed: return time( ((void *)0) ); | 0 | ||||||||||||
279 | } | - | ||||||||||||
280 | static uint64_t get_timer_bits(void) | - | ||||||||||||
281 | { | - | ||||||||||||
282 | uint64_t res = OPENSSL_rdtsc(); | - | ||||||||||||
283 | - | |||||||||||||
284 | if (res != 0
| 0-1048187 | ||||||||||||
285 | return executed 1047722 times by 2 tests: res;return res; Executed by:
executed 1047722 times by 2 tests: return res; Executed by:
| 1047722 | ||||||||||||
286 | { | - | ||||||||||||
287 | struct timespec ts; | - | ||||||||||||
288 | if (clock_gettime(
| 0 | ||||||||||||
289 | 7
| 0 | ||||||||||||
290 | , &ts) == 0
| 0 | ||||||||||||
291 | return never executed: ((((uint64_t)(ts.tv_sec)) << 32) + (ts.tv_nsec));return ((((uint64_t)(ts.tv_sec)) << 32) + (ts.tv_nsec)); never executed: return ((((uint64_t)(ts.tv_sec)) << 32) + (ts.tv_nsec)); | 0 | ||||||||||||
292 | } | - | ||||||||||||
293 | - | |||||||||||||
294 | - | |||||||||||||
295 | - | |||||||||||||
296 | { | - | ||||||||||||
297 | struct timeval tv; | - | ||||||||||||
298 | - | |||||||||||||
299 | if (gettimeofday(&tv,
| 0 | ||||||||||||
300 | ((void *)0)
| 0 | ||||||||||||
301 | ) == 0
| 0 | ||||||||||||
302 | return never executed: ((((uint64_t)(tv.tv_sec)) << 32) + (tv.tv_usec));return ((((uint64_t)(tv.tv_sec)) << 32) + (tv.tv_usec)); never executed: return ((((uint64_t)(tv.tv_sec)) << 32) + (tv.tv_usec)); | 0 | ||||||||||||
303 | } | - | ||||||||||||
304 | - | |||||||||||||
305 | return never executed: time(return time( ((void *)0) ); never executed: return time( ((void *)0) ); | 0 | ||||||||||||
306 | ((void *)0) never executed: return time( ((void *)0) ); | 0 | ||||||||||||
307 | ); never executed: return time( ((void *)0) ); | 0 | ||||||||||||
308 | } | - | ||||||||||||
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