Commit | Line | Data |
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ebac4655 JA |
1 | #ifndef FIO_OS_H |
2 | #define FIO_OS_H | |
3 | ||
a14ca44a | 4 | #include <sys/types.h> |
203913ea | 5 | #include <sys/socket.h> |
93bcfd20 | 6 | #include <fcntl.h> |
03e20d68 | 7 | #include <pthread.h> |
a14ca44a | 8 | #include <unistd.h> |
ecc314ba | 9 | #include <stdlib.h> |
a14ca44a | 10 | |
836fcc0f JA |
11 | #include "../arch/arch.h" |
12 | ||
cca84643 JA |
13 | enum { |
14 | os_linux = 1, | |
15 | os_aix, | |
16 | os_freebsd, | |
17 | os_hpux, | |
18 | os_mac, | |
19 | os_netbsd, | |
3cd4c66f | 20 | os_openbsd, |
cca84643 JA |
21 | os_solaris, |
22 | os_windows, | |
ec5c6b12 | 23 | os_android, |
cca84643 JA |
24 | |
25 | os_nr, | |
26 | }; | |
27 | ||
ec5c6b12 AC |
28 | #if defined(__ANDROID__) |
29 | #include "os-android.h" | |
30 | #elif defined(__linux__) | |
ebac4655 JA |
31 | #include "os-linux.h" |
32 | #elif defined(__FreeBSD__) | |
33 | #include "os-freebsd.h" | |
3cd4c66f J |
34 | #elif defined(__OpenBSD__) |
35 | #include "os-openbsd.h" | |
7452440e YT |
36 | #elif defined(__NetBSD__) |
37 | #include "os-netbsd.h" | |
2c0ecd28 JA |
38 | #elif defined(__sun__) |
39 | #include "os-solaris.h" | |
2afd826b JA |
40 | #elif defined(__APPLE__) |
41 | #include "os-mac.h" | |
bf2e821a CC |
42 | #elif defined(_AIX) |
43 | #include "os-aix.h" | |
c00a2289 JA |
44 | #elif defined(__hpux) |
45 | #include "os-hpux.h" | |
93bcfd20 | 46 | #elif defined(WIN32) |
03e20d68 | 47 | #include "os-windows.h" |
ebac4655 JA |
48 | #else |
49 | #error "unsupported os" | |
50 | #endif | |
51 | ||
67bf9823 | 52 | #ifdef CONFIG_POSIXAIO |
ebac4655 | 53 | #include <aio.h> |
e97c1442 JA |
54 | #ifndef FIO_OS_HAVE_AIOCB_TYPEDEF |
55 | typedef struct aiocb os_aiocb_t; | |
56 | #endif | |
ebac4655 JA |
57 | #endif |
58 | ||
59 | #ifdef FIO_HAVE_SGIO | |
60 | #include <linux/fs.h> | |
61 | #include <scsi/sg.h> | |
62 | #endif | |
63 | ||
4feafb1e | 64 | #ifndef CONFIG_STRSEP |
00fb3c8d | 65 | #include "../lib/strsep.h" |
5921e80c JA |
66 | #endif |
67 | ||
8e239cae JA |
68 | #ifdef MSG_DONTWAIT |
69 | #define OS_MSG_DONTWAIT MSG_DONTWAIT | |
70 | #endif | |
71 | ||
4d8947de | 72 | #ifndef POSIX_FADV_DONTNEED |
ebac4655 JA |
73 | #define POSIX_FADV_DONTNEED (0) |
74 | #define POSIX_FADV_SEQUENTIAL (0) | |
75 | #define POSIX_FADV_RANDOM (0) | |
4d8947de | 76 | #endif |
ebac4655 JA |
77 | |
78 | #ifndef FIO_HAVE_CPU_AFFINITY | |
e8462bd8 | 79 | #define fio_setaffinity(pid, mask) (0) |
be4ecfdf JA |
80 | #define fio_getaffinity(pid, mask) do { } while (0) |
81 | #define fio_cpu_clear(mask, cpu) do { } while (0) | |
85daf2c1 | 82 | #define fio_cpuset_exit(mask) (-1) |
c2acfbac | 83 | #define fio_cpus_split(mask, cpu) (0) |
7452440e | 84 | typedef unsigned long os_cpu_mask_t; |
c2acfbac JA |
85 | #else |
86 | extern int fio_cpus_split(os_cpu_mask_t *mask, unsigned int cpu); | |
ebac4655 JA |
87 | #endif |
88 | ||
89 | #ifndef FIO_HAVE_IOPRIO | |
28727df7 | 90 | #define ioprio_set(which, who, prioclass, prio) (0) |
ebac4655 JA |
91 | #endif |
92 | ||
2c0ecd28 | 93 | #ifndef FIO_HAVE_ODIRECT |
7d424763 JA |
94 | #define OS_O_DIRECT 0 |
95 | #else | |
96 | #define OS_O_DIRECT O_DIRECT | |
2c0ecd28 JA |
97 | #endif |
98 | ||
d01612f3 CM |
99 | #ifdef OS_O_ATOMIC |
100 | #define FIO_O_ATOMIC OS_O_ATOMIC | |
101 | #else | |
102 | #define FIO_O_ATOMIC 0 | |
103 | #endif | |
104 | ||
74b025b0 JA |
105 | #ifndef FIO_HAVE_HUGETLB |
106 | #define SHM_HUGETLB 0 | |
d6dc02fb | 107 | #define MAP_HUGETLB 0 |
4d8947de | 108 | #ifndef FIO_HUGE_PAGE |
74b025b0 | 109 | #define FIO_HUGE_PAGE 0 |
4d8947de | 110 | #endif |
74b025b0 | 111 | #else |
cb25df61 | 112 | #ifndef FIO_HUGE_PAGE |
ee0e0a71 | 113 | #define FIO_HUGE_PAGE 4194304 |
74b025b0 | 114 | #endif |
cb25df61 | 115 | #endif |
74b025b0 | 116 | |
39b93568 JA |
117 | #ifndef FIO_HAVE_MMAP_HUGE |
118 | #define MAP_HUGETLB 0 | |
119 | #endif | |
120 | ||
5921e80c JA |
121 | #ifndef FIO_O_NOATIME |
122 | #define FIO_O_NOATIME 0 | |
123 | #endif | |
124 | ||
dc873b6f JA |
125 | #ifndef OS_RAND_MAX |
126 | #define OS_RAND_MAX RAND_MAX | |
127 | #endif | |
128 | ||
07e5b264 | 129 | #ifndef FIO_HAVE_RAWBIND |
8cc7afa9 | 130 | #define fio_lookup_raw(dev, majdev, mindev) 1 |
07e5b264 JA |
131 | #endif |
132 | ||
58483fa4 JA |
133 | #ifndef FIO_PREFERRED_ENGINE |
134 | #define FIO_PREFERRED_ENGINE "sync" | |
135 | #endif | |
136 | ||
b9fd788f BC |
137 | #ifndef FIO_OS_PATH_SEPARATOR |
138 | #define FIO_OS_PATH_SEPARATOR "/" | |
139 | #endif | |
140 | ||
16de1bf9 | 141 | #ifndef FIO_PREFERRED_CLOCK_SOURCE |
86e53416 | 142 | #ifdef CONFIG_CLOCK_GETTIME |
16de1bf9 | 143 | #define FIO_PREFERRED_CLOCK_SOURCE CS_CGETTIME |
86e53416 BC |
144 | #else |
145 | #define FIO_PREFERRED_CLOCK_SOURCE CS_GTOD | |
146 | #endif | |
16de1bf9 BC |
147 | #endif |
148 | ||
fca70358 JA |
149 | #ifndef FIO_MAX_JOBS |
150 | #define FIO_MAX_JOBS 2048 | |
151 | #endif | |
152 | ||
67bf9823 JA |
153 | #ifndef CONFIG_SOCKLEN_T |
154 | typedef unsigned int socklen_t; | |
5ba13ea6 JA |
155 | #endif |
156 | ||
45054cbe | 157 | #ifndef FIO_OS_HAS_CTIME_R |
1f81991e | 158 | #define os_ctime_r(x, y, z) (void) ctime_r((x), (y)) |
45054cbe SD |
159 | #endif |
160 | ||
901ebe18 | 161 | #ifdef FIO_USE_GENERIC_SWAP |
9677bec3 | 162 | static inline uint16_t fio_swap16(uint16_t val) |
232f9b73 JA |
163 | { |
164 | return (val << 8) | (val >> 8); | |
165 | } | |
166 | ||
901ebe18 | 167 | static inline uint32_t fio_swap32(uint32_t val) |
232f9b73 JA |
168 | { |
169 | val = ((val & 0xff00ff00UL) >> 8) | ((val & 0x00ff00ffUL) << 8); | |
170 | ||
171 | return (val >> 16) | (val << 16); | |
172 | } | |
173 | ||
901ebe18 | 174 | static inline uint64_t fio_swap64(uint64_t val) |
232f9b73 JA |
175 | { |
176 | val = ((val & 0xff00ff00ff00ff00ULL) >> 8) | | |
177 | ((val & 0x00ff00ff00ff00ffULL) << 8); | |
178 | val = ((val & 0xffff0000ffff0000ULL) >> 16) | | |
179 | ((val & 0x0000ffff0000ffffULL) << 16); | |
180 | ||
181 | return (val >> 32) | (val << 32); | |
182 | } | |
183 | #endif | |
184 | ||
ec5c6b12 | 185 | #ifndef FIO_HAVE_BYTEORDER_FUNCS |
0dcebdf4 | 186 | #ifdef CONFIG_LITTLE_ENDIAN |
8111092f JA |
187 | #define __le16_to_cpu(x) (x) |
188 | #define __le32_to_cpu(x) (x) | |
189 | #define __le64_to_cpu(x) (x) | |
190 | #define __cpu_to_le16(x) (x) | |
191 | #define __cpu_to_le32(x) (x) | |
192 | #define __cpu_to_le64(x) (x) | |
193 | #else | |
194 | #define __le16_to_cpu(x) fio_swap16(x) | |
195 | #define __le32_to_cpu(x) fio_swap32(x) | |
196 | #define __le64_to_cpu(x) fio_swap64(x) | |
197 | #define __cpu_to_le16(x) fio_swap16(x) | |
198 | #define __cpu_to_le32(x) fio_swap32(x) | |
199 | #define __cpu_to_le64(x) fio_swap64(x) | |
200 | #endif | |
ec5c6b12 | 201 | #endif /* FIO_HAVE_BYTEORDER_FUNCS */ |
8111092f | 202 | |
0bbe46e7 | 203 | #ifdef FIO_INTERNAL |
8111092f | 204 | #define le16_to_cpu(val) ({ \ |
ff8039b7 | 205 | typecheck(uint16_t, val); \ |
c46fda90 | 206 | __le16_to_cpu(val); \ |
8111092f JA |
207 | }) |
208 | #define le32_to_cpu(val) ({ \ | |
ff8039b7 | 209 | typecheck(uint32_t, val); \ |
c46fda90 | 210 | __le32_to_cpu(val); \ |
8111092f JA |
211 | }) |
212 | #define le64_to_cpu(val) ({ \ | |
ff8039b7 JA |
213 | typecheck(uint64_t, val); \ |
214 | __le64_to_cpu(val); \ | |
8111092f | 215 | }) |
0bbe46e7 DG |
216 | #endif |
217 | ||
8111092f | 218 | #define cpu_to_le16(val) ({ \ |
ff8039b7 | 219 | typecheck(uint16_t, val); \ |
c46fda90 | 220 | __cpu_to_le16(val); \ |
8111092f JA |
221 | }) |
222 | #define cpu_to_le32(val) ({ \ | |
ff8039b7 | 223 | typecheck(uint32_t, val); \ |
c46fda90 | 224 | __cpu_to_le32(val); \ |
8111092f JA |
225 | }) |
226 | #define cpu_to_le64(val) ({ \ | |
ff8039b7 | 227 | typecheck(uint64_t, val); \ |
c46fda90 | 228 | __cpu_to_le64(val); \ |
8111092f JA |
229 | }) |
230 | ||
5e62c22a | 231 | #ifndef FIO_HAVE_BLKTRACE |
d95b34a6 | 232 | static inline int is_blktrace(const char *fname, int *need_swap) |
5e62c22a JA |
233 | { |
234 | return 0; | |
235 | } | |
5921e80c | 236 | struct thread_data; |
d95b34a6 JA |
237 | static inline int load_blktrace(struct thread_data *td, const char *fname, |
238 | int need_swap) | |
5e62c22a JA |
239 | { |
240 | return 1; | |
241 | } | |
242 | #endif | |
243 | ||
eb7ccf38 JA |
244 | #define FIO_DEF_CL_SIZE 128 |
245 | ||
246 | static inline int os_cache_line_size(void) | |
247 | { | |
248 | #ifdef FIO_HAVE_CL_SIZE | |
249 | int ret = arch_cache_line_size(); | |
250 | ||
251 | if (ret <= 0) | |
252 | return FIO_DEF_CL_SIZE; | |
253 | ||
254 | return ret; | |
255 | #else | |
256 | return FIO_DEF_CL_SIZE; | |
257 | #endif | |
258 | } | |
259 | ||
792d5517 | 260 | #ifdef FIO_USE_GENERIC_BDEV_SIZE |
ecc314ba | 261 | static inline int blockdev_size(struct fio_file *f, unsigned long long *bytes) |
792d5517 | 262 | { |
3b2e1464 | 263 | off_t end; |
792d5517 | 264 | |
3b2e1464 JA |
265 | *bytes = 0; |
266 | ||
ecc314ba | 267 | end = lseek(f->fd, 0, SEEK_END); |
792d5517 JA |
268 | if (end < 0) |
269 | return errno; | |
270 | ||
271 | *bytes = end; | |
272 | return 0; | |
273 | } | |
274 | #endif | |
275 | ||
53531370 JA |
276 | #ifdef FIO_USE_GENERIC_RAND |
277 | typedef unsigned int os_random_state_t; | |
278 | ||
279 | static inline void os_random_seed(unsigned long seed, os_random_state_t *rs) | |
280 | { | |
281 | srand(seed); | |
282 | } | |
283 | ||
284 | static inline long os_random_long(os_random_state_t *rs) | |
285 | { | |
286 | long val; | |
287 | ||
288 | val = rand_r(rs); | |
289 | return val; | |
290 | } | |
291 | #endif | |
292 | ||
93bcfd20 BC |
293 | #ifdef FIO_USE_GENERIC_INIT_RANDOM_STATE |
294 | extern void td_fill_rand_seeds(struct thread_data *td); | |
295 | /* | |
296 | * Initialize the various random states we need (random io, block size ranges, | |
297 | * read/write mix, etc). | |
298 | */ | |
299 | static inline int init_random_state(struct thread_data *td, unsigned long *rand_seeds, int size) | |
300 | { | |
301 | int fd; | |
302 | ||
303 | fd = open("/dev/urandom", O_RDONLY); | |
304 | if (fd == -1) { | |
305 | return 1; | |
306 | } | |
307 | ||
308 | if (read(fd, rand_seeds, size) < size) { | |
309 | close(fd); | |
310 | return 1; | |
311 | } | |
312 | ||
313 | close(fd); | |
314 | td_fill_rand_seeds(td); | |
315 | return 0; | |
316 | } | |
317 | #endif | |
318 | ||
2e3bd4c2 JA |
319 | #ifndef FIO_HAVE_FS_STAT |
320 | static inline unsigned long long get_fs_size(const char *path) | |
321 | { | |
322 | return 0; | |
323 | } | |
324 | #endif | |
325 | ||
c00a2289 JA |
326 | #ifndef FIO_HAVE_CPU_ONLINE_SYSCONF |
327 | static inline unsigned int cpus_online(void) | |
328 | { | |
329 | return sysconf(_SC_NPROCESSORS_ONLN); | |
330 | } | |
331 | #endif | |
332 | ||
7221da37 | 333 | #ifndef CPU_COUNT |
6cf71c24 JA |
334 | #ifdef FIO_HAVE_CPU_AFFINITY |
335 | static inline int CPU_COUNT(os_cpu_mask_t *mask) | |
336 | { | |
337 | int max_cpus = cpus_online(); | |
338 | int nr_cpus, i; | |
339 | ||
340 | for (i = 0, nr_cpus = 0; i < max_cpus; i++) | |
341 | if (fio_cpu_isset(mask, i)) | |
342 | nr_cpus++; | |
343 | ||
344 | return nr_cpus; | |
345 | } | |
346 | #endif | |
347 | #endif | |
348 | ||
47f767c1 JA |
349 | #ifndef FIO_HAVE_GETTID |
350 | static inline int gettid(void) | |
351 | { | |
352 | return getpid(); | |
353 | } | |
354 | #endif | |
355 | ||
ebac4655 | 356 | #endif |