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