1 dd038bc6 2021-09-21 thomas.ad #ifndef _GOT_COMPAT_H
2 dd038bc6 2021-09-21 thomas.ad #define _GOT_COMPAT_H
4 dd038bc6 2021-09-21 thomas.ad #include <sys/types.h>
5 dd038bc6 2021-09-21 thomas.ad #include <sys/ioctl.h>
6 dd038bc6 2021-09-21 thomas.ad #include <sys/uio.h>
7 92a9e85d 2021-09-24 thomas #if defined(__FreeBSD__)
8 92a9e85d 2021-09-24 thomas #include <sys/endian.h>
9 ef0b17aa 2022-06-24 thomas #include <sys/capsicum.h>
10 d24ddaa6 2022-02-26 thomas #elif defined(__APPLE__)
11 d24ddaa6 2022-02-26 thomas #include <machine/endian.h>
12 d24ddaa6 2022-02-26 thomas #include <libkern/OSByteOrder.h>
13 d24ddaa6 2022-02-26 thomas #include "compat/bsd-poll.h"
15 d24ddaa6 2022-02-26 thomas #define FMT_SCALED_STRSIZE 7 /* minus sign, 4 digits, suffix, null byte */
17 d24ddaa6 2022-02-26 thomas #define htobe16(x) OSSwapHostToBigInt16(x)
18 d24ddaa6 2022-02-26 thomas #define htole16(x) OSSwapHostToLittleInt16(x)
19 d24ddaa6 2022-02-26 thomas #define be16toh(x) OSSwapBigToHostInt16(x)
20 d24ddaa6 2022-02-26 thomas #define le16toh(x) OSSwapLittleToHostInt16(x)
22 d24ddaa6 2022-02-26 thomas #define htobe32(x) OSSwapHostToBigInt32(x)
23 d24ddaa6 2022-02-26 thomas #define htole32(x) OSSwapHostToLittleInt32(x)
24 d24ddaa6 2022-02-26 thomas #define be32toh(x) OSSwapBigToHostInt32(x)
25 d24ddaa6 2022-02-26 thomas #define le32toh(x) OSSwapLittleToHostInt32(x)
27 d24ddaa6 2022-02-26 thomas #define htobe64(x) OSSwapHostToBigInt64(x)
28 d24ddaa6 2022-02-26 thomas #define htole64(x) OSSwapHostToLittleInt64(x)
29 d24ddaa6 2022-02-26 thomas #define be64toh(x) OSSwapBigToHostInt64(x)
30 d24ddaa6 2022-02-26 thomas #define le64toh(x) OSSwapLittleToHostInt64(x)
32 d24ddaa6 2022-02-26 thomas #define st_atim st_atimespec
33 d24ddaa6 2022-02-26 thomas #define st_ctim st_ctimespec
34 d24ddaa6 2022-02-26 thomas #define st_mtim st_mtimespec
36 d24ddaa6 2022-02-26 thomas #else /* Linux, etc... */
37 92a9e85d 2021-09-24 thomas #include <endian.h>
38 6aa6ad44 2022-07-16 thomas #include <grp.h>
41 dd038bc6 2021-09-21 thomas.ad #include <fnmatch.h>
42 dd038bc6 2021-09-21 thomas.ad #include <limits.h>
43 dd038bc6 2021-09-21 thomas.ad #include <stdio.h>
44 dd038bc6 2021-09-21 thomas.ad #include <stdint.h>
46 dd038bc6 2021-09-21 thomas.ad /* For flock. */
47 dd038bc6 2021-09-21 thomas.ad #ifndef O_EXLOCK
48 dd038bc6 2021-09-21 thomas.ad #define O_EXLOCK 0
51 dd038bc6 2021-09-21 thomas.ad #ifndef HAVE_FLOCK
52 dd038bc6 2021-09-21 thomas.ad #define LOCK_SH 0
53 dd038bc6 2021-09-21 thomas.ad #define LOCK_EX 0
54 dd038bc6 2021-09-21 thomas.ad #define LOCK_NB 0
55 dd038bc6 2021-09-21 thomas.ad #define flock(fd, op) (0)
57 dd038bc6 2021-09-21 thomas.ad #include <sys/file.h>
60 21bb1653 2022-07-16 thomas /* POSIX doesn't define WAIT_ANY, so provide it if it's not found. */
61 21bb1653 2022-07-16 thomas #ifndef WAIT_ANY
62 21bb1653 2022-07-16 thomas #define WAIT_ANY (-1)
65 ba107e80 2022-07-16 thomas /* SOCK_NONBLOCK isn't available across BSDs... */
66 ba107e80 2022-07-16 thomas #ifndef SOCK_NONBLOCK
67 ba107e80 2022-07-16 thomas #define SOCK_NONBLOCK 00004000
70 2fcd7106 2022-07-16 thomas /* On FreeBSD (and possibly others), EAI_NODATA was removed, in favour of
71 2fcd7106 2022-07-16 thomas * using EAI_NONAME.
73 2fcd7106 2022-07-16 thomas #ifndef EAI_NODATA
74 2fcd7106 2022-07-16 thomas #define EAI_NODATA EAI_NONAME
77 dd038bc6 2021-09-21 thomas.ad #ifndef __dead
78 dd038bc6 2021-09-21 thomas.ad #define __dead __attribute__ ((__noreturn__))
81 c4e2e0d0 2022-07-16 thomas #ifndef __unused
82 c4e2e0d0 2022-07-16 thomas #define __unused __attribute__ ((__unused__))
85 dd038bc6 2021-09-21 thomas.ad #ifndef __OpenBSD__
86 dd038bc6 2021-09-21 thomas.ad #define pledge(s, p) (0)
87 dd038bc6 2021-09-21 thomas.ad #define unveil(s, p) (0)
90 ef0b17aa 2022-06-24 thomas #ifndef __FreeBSD__
91 5d120ea8 2022-06-23 op #define cap_enter() (0)
94 683ec58e 2022-07-16 thomas #ifndef HAVE_SETRESGID
95 683ec58e 2022-07-16 thomas #define setresgid(a, b, c) (0)
98 683ec58e 2022-07-16 thomas #ifndef HAVE_SETRESUID
99 683ec58e 2022-07-16 thomas #define setresuid(a, b, c) (0)
102 97799ccd 2022-02-06 thomas #ifndef HAVE_LINUX_LANDLOCK_H
103 97799ccd 2022-02-06 thomas #define landlock_no_fs() (0)
105 97799ccd 2022-02-06 thomas int landlock_no_fs(void);
106 dd038bc6 2021-09-21 thomas.ad #endif
108 dd038bc6 2021-09-21 thomas.ad #ifndef INFTIM
109 dd038bc6 2021-09-21 thomas.ad #define INFTIM -1
110 dd038bc6 2021-09-21 thomas.ad #endif
112 dd038bc6 2021-09-21 thomas.ad #ifndef HAVE_BSD_UUID
113 dd038bc6 2021-09-21 thomas.ad #include <uuid/uuid.h>
114 dd038bc6 2021-09-21 thomas.ad #define uuid_s_ok 0
115 dd038bc6 2021-09-21 thomas.ad #define uuid_s_bad_version 1
116 dd038bc6 2021-09-21 thomas.ad #define uuid_s_invalid_string_uuid 2
117 dd038bc6 2021-09-21 thomas.ad #define uuid_s_no_memory 3
119 dd038bc6 2021-09-21 thomas.ad /* Length of a node address (an IEEE 802 address). */
120 dd038bc6 2021-09-21 thomas.ad #define _UUID_NODE_LEN 6
122 dd038bc6 2021-09-21 thomas.ad struct uuid {
123 dd038bc6 2021-09-21 thomas.ad uint32_t time_low;
124 dd038bc6 2021-09-21 thomas.ad uint16_t time_mid;
125 dd038bc6 2021-09-21 thomas.ad uint16_t time_hi_and_version;
126 dd038bc6 2021-09-21 thomas.ad uint8_t clock_seq_hi_and_reserved;
127 dd038bc6 2021-09-21 thomas.ad uint8_t clock_seq_low;
128 dd038bc6 2021-09-21 thomas.ad uint8_t node[_UUID_NODE_LEN];
131 dd038bc6 2021-09-21 thomas.ad int32_t uuid_equal(struct uuid *, struct uuid *, uint32_t *);
132 dd038bc6 2021-09-21 thomas.ad int32_t uuid_is_nil(struct uuid *, uint32_t *);
133 dd038bc6 2021-09-21 thomas.ad void uuid_create(uuid_t *, uint32_t *);
134 dd038bc6 2021-09-21 thomas.ad void uuid_create_nil(struct uuid *, uint32_t *);
135 dd038bc6 2021-09-21 thomas.ad void uuid_from_string(const char *, uuid_t *, uint32_t *);
136 dd038bc6 2021-09-21 thomas.ad void uuid_to_string(uuid_t *, char **, uint32_t *);
138 9d70a0bf 2022-02-26 thomas #include <uuid.h>
139 dd038bc6 2021-09-21 thomas.ad #endif
141 dd038bc6 2021-09-21 thomas.ad #ifdef HAVE_STDINT_H
142 dd038bc6 2021-09-21 thomas.ad #include <stdint.h>
144 dd038bc6 2021-09-21 thomas.ad #include <inttypes.h>
145 dd038bc6 2021-09-21 thomas.ad #endif
147 19467d59 2022-07-16 thomas /* Only include sys/queue.h if it's not found on the system (libbsd provides
148 19467d59 2022-07-16 thomas * a copy of this).
150 19467d59 2022-07-16 thomas #if !defined(HAVE_QUEUE_H) && !defined(HAVE_LIBBSD)
151 dd038bc6 2021-09-21 thomas.ad #include "compat/queue.h"
153 19467d59 2022-07-16 thomas #include <sys/queue.h>
154 dd038bc6 2021-09-21 thomas.ad #endif
156 dd038bc6 2021-09-21 thomas.ad #ifdef HAVE_TREE_H
157 dd038bc6 2021-09-21 thomas.ad #include <sys/tree.h>
159 dd038bc6 2021-09-21 thomas.ad #include "compat/tree.h"
160 dd038bc6 2021-09-21 thomas.ad #endif
162 dd038bc6 2021-09-21 thomas.ad #ifdef HAVE_UTIL_H
163 dd038bc6 2021-09-21 thomas.ad #include <util.h>
164 dd038bc6 2021-09-21 thomas.ad #endif
166 dd038bc6 2021-09-21 thomas.ad #ifdef HAVE_LIBUTIL_H
167 dd038bc6 2021-09-21 thomas.ad #include <libutil.h>
168 dd038bc6 2021-09-21 thomas.ad #endif
170 dd038bc6 2021-09-21 thomas.ad #ifdef HAVE_IMSG
172 dd038bc6 2021-09-21 thomas.ad #include "compat/imsg.h"
175 ddd12270 2022-04-22 thomas #ifdef HAVE_SIPHASH
176 ddd12270 2022-04-22 thomas #include <siphash.h>
178 ddd12270 2022-04-22 thomas #include "compat/siphash.h"
179 dd038bc6 2021-09-21 thomas.ad #endif
181 81e077a6 2022-03-08 thomas /* Include Apple-specific headers. Mostly for crypto.*/
182 81e077a6 2022-03-08 thomas #if defined(__APPLE__)
183 d24ddaa6 2022-02-26 thomas #define COMMON_DIGEST_FOR_OPENSSL
184 d24ddaa6 2022-02-26 thomas #include <CommonCrypto/CommonDigest.h>
187 b26177ad 2022-03-03 thomas #if defined(HAVE_LIBCRYPTO) && !defined(__APPLE__) && !defined(__DragonFly__)
188 92a9e85d 2021-09-24 thomas #include <sha1.h>
189 b26177ad 2022-03-03 thomas #elif !defined(__APPLE__) && !defined(__DragonFly__)
190 92a9e85d 2021-09-24 thomas #include <sha.h>
191 b26177ad 2022-03-03 thomas #elif defined(__DragonFly__)
192 b26177ad 2022-03-03 thomas #include <openssl/sha.h>
195 b26177ad 2022-03-03 thomas #if !defined(HAVE_LIBCRYPTO) || defined(__APPLE__) || defined(__DragonFly__)
196 92a9e85d 2021-09-24 thomas #define SHA1_DIGEST_LENGTH SHA_DIGEST_LENGTH
197 92a9e85d 2021-09-24 thomas #define SHA1_DIGEST_STRING_LENGTH (SHA1_DIGEST_LENGTH * 2 + 1)
199 92a9e85d 2021-09-24 thomas #define SHA1_CTX SHA_CTX
200 92a9e85d 2021-09-24 thomas #define SHA1Init SHA1_Init
201 92a9e85d 2021-09-24 thomas #define SHA1Update SHA1_Update
202 92a9e85d 2021-09-24 thomas #define SHA1Final SHA1_Final
205 dd038bc6 2021-09-21 thomas.ad #ifndef HAVE_ASPRINTF
206 dd038bc6 2021-09-21 thomas.ad /* asprintf.c */
207 dd038bc6 2021-09-21 thomas.ad int asprintf(char **, const char *, ...);
208 dd038bc6 2021-09-21 thomas.ad int vasprintf(char **, const char *, va_list);
209 dd038bc6 2021-09-21 thomas.ad #endif
211 dd038bc6 2021-09-21 thomas.ad #ifndef HAVE_EXPLICIT_BZERO
212 dd038bc6 2021-09-21 thomas.ad /* explicit_bzero.c */
213 dd038bc6 2021-09-21 thomas.ad void explicit_bzero(void *, size_t);
214 dd038bc6 2021-09-21 thomas.ad #endif
216 dd038bc6 2021-09-21 thomas.ad #ifndef HAVE_GETDTABLECOUNT
217 dd038bc6 2021-09-21 thomas.ad /* getdtablecount.c */
218 dd038bc6 2021-09-21 thomas.ad int getdtablecount(void);
219 dd038bc6 2021-09-21 thomas.ad #endif
221 dd038bc6 2021-09-21 thomas.ad #ifndef HAVE_CLOSEFROM
222 dd038bc6 2021-09-21 thomas.ad /* closefrom.c */
223 d24ddaa6 2022-02-26 thomas void closefrom(int);
224 dd038bc6 2021-09-21 thomas.ad #endif
226 92a9e85d 2021-09-24 thomas #if defined (__FreeBSD__)
227 92a9e85d 2021-09-24 thomas #define closefrom(fd) (closefrom(fd), 0)
230 dd038bc6 2021-09-21 thomas.ad #ifndef HAVE_STRSEP
231 dd038bc6 2021-09-21 thomas.ad /* strsep.c */
232 dd038bc6 2021-09-21 thomas.ad char *strsep(char **, const char *);
233 dd038bc6 2021-09-21 thomas.ad #endif
235 dd038bc6 2021-09-21 thomas.ad #ifndef HAVE_STRTONUM
236 dd038bc6 2021-09-21 thomas.ad /* strtonum.c */
237 dd038bc6 2021-09-21 thomas.ad long long strtonum(const char *, long long, long long, const char **);
238 dd038bc6 2021-09-21 thomas.ad #endif
240 dd038bc6 2021-09-21 thomas.ad #ifndef HAVE_STRLCPY
241 dd038bc6 2021-09-21 thomas.ad /* strlcpy.c */
242 dd038bc6 2021-09-21 thomas.ad size_t strlcpy(char *, const char *, size_t);
243 dd038bc6 2021-09-21 thomas.ad #endif
245 dd038bc6 2021-09-21 thomas.ad #ifndef HAVE_STRLCAT
246 dd038bc6 2021-09-21 thomas.ad /* strlcat.c */
247 dd038bc6 2021-09-21 thomas.ad size_t strlcat(char *, const char *, size_t);
248 dd038bc6 2021-09-21 thomas.ad #endif
250 dd038bc6 2021-09-21 thomas.ad #ifndef HAVE_STRNLEN
251 dd038bc6 2021-09-21 thomas.ad /* strnlen.c */
252 dd038bc6 2021-09-21 thomas.ad size_t strnlen(const char *, size_t);
253 dd038bc6 2021-09-21 thomas.ad #endif
255 dd038bc6 2021-09-21 thomas.ad #ifndef HAVE_STRNDUP
256 dd038bc6 2021-09-21 thomas.ad /* strndup.c */
257 dd038bc6 2021-09-21 thomas.ad char *strndup(const char *, size_t);
258 dd038bc6 2021-09-21 thomas.ad #endif
260 dd038bc6 2021-09-21 thomas.ad #ifndef HAVE_GETPROGNAME
261 dd038bc6 2021-09-21 thomas.ad /* getprogname.c */
262 dd038bc6 2021-09-21 thomas.ad const char *getprogname(void);
263 dd038bc6 2021-09-21 thomas.ad #endif
265 dd038bc6 2021-09-21 thomas.ad #ifndef HAVE_GETLINE
266 dd038bc6 2021-09-21 thomas.ad /* getline.c */
267 dd038bc6 2021-09-21 thomas.ad ssize_t getline(char **, size_t *, FILE *);
268 dd038bc6 2021-09-21 thomas.ad #endif
270 dd038bc6 2021-09-21 thomas.ad #ifndef HAVE_FREEZERO
271 dd038bc6 2021-09-21 thomas.ad /* freezero.c */
272 dd038bc6 2021-09-21 thomas.ad void freezero(void *, size_t);
273 dd038bc6 2021-09-21 thomas.ad #endif
275 dd038bc6 2021-09-21 thomas.ad #ifndef HAVE_GETDTABLECOUNT
276 dd038bc6 2021-09-21 thomas.ad /* getdtablecount.c */
277 dd038bc6 2021-09-21 thomas.ad int getdtablecount(void);
278 dd038bc6 2021-09-21 thomas.ad #endif
280 dd038bc6 2021-09-21 thomas.ad #ifndef HAVE_REALLOCARRAY
281 dd038bc6 2021-09-21 thomas.ad /* reallocarray.c */
282 dd038bc6 2021-09-21 thomas.ad void *reallocarray(void *, size_t, size_t);
283 dd038bc6 2021-09-21 thomas.ad #endif
285 dd038bc6 2021-09-21 thomas.ad #ifndef HAVE_RECALLOCARRAY
286 dd038bc6 2021-09-21 thomas.ad /* recallocarray.c */
287 dd038bc6 2021-09-21 thomas.ad void *recallocarray(void *, size_t, size_t, size_t);
288 dd038bc6 2021-09-21 thomas.ad #endif
290 c4e2e0d0 2022-07-16 thomas #ifndef HAVE_SETPROCTITLE
291 c4e2e0d0 2022-07-16 thomas /* setproctitle.c */
292 c4e2e0d0 2022-07-16 thomas void setproctitle(const char *, ...);
295 dd038bc6 2021-09-21 thomas.ad #ifndef HAVE_FMT_SCALED
296 dd038bc6 2021-09-21 thomas.ad /* fmt_scaled.c */
297 dd038bc6 2021-09-21 thomas.ad int fmt_scaled(long long, char *);
298 dd038bc6 2021-09-21 thomas.ad int scan_scaled(char *, long long *);
299 dd038bc6 2021-09-21 thomas.ad #define FMT_SCALED_STRSIZE 7 /* minus sign, 4 digits, suffix, null byte */
300 dd038bc6 2021-09-21 thomas.ad #endif
302 dd038bc6 2021-09-21 thomas.ad #ifndef HAVE_LIBBSD
303 dd038bc6 2021-09-21 thomas.ad /* getopt.c */
304 dd038bc6 2021-09-21 thomas.ad extern int BSDopterr;
305 dd038bc6 2021-09-21 thomas.ad extern int BSDoptind;
306 dd038bc6 2021-09-21 thomas.ad extern int BSDoptopt;
307 dd038bc6 2021-09-21 thomas.ad extern int BSDoptreset;
308 dd038bc6 2021-09-21 thomas.ad extern char *BSDoptarg;
309 dd038bc6 2021-09-21 thomas.ad int BSDgetopt(int, char *const *, const char *);
310 dd038bc6 2021-09-21 thomas.ad #define getopt(ac, av, o) BSDgetopt(ac, av, o)
311 dd038bc6 2021-09-21 thomas.ad #define opterr BSDopterr
312 dd038bc6 2021-09-21 thomas.ad #define optind BSDoptind
313 dd038bc6 2021-09-21 thomas.ad #define optopt BSDoptopt
314 dd038bc6 2021-09-21 thomas.ad #define optreset BSDoptreset
315 dd038bc6 2021-09-21 thomas.ad #define optarg BSDoptarg
316 dd038bc6 2021-09-21 thomas.ad #endif
317 dd038bc6 2021-09-21 thomas.ad #endif
319 de1dbfe9 2022-01-05 thomas /* Check for some of the non-portable timespec*() functions.
320 de1dbfe9 2022-01-05 thomas * This should largely come from libbsd for systems which
321 de1dbfe9 2022-01-05 thomas * aren't BSD, but this will depend on how old the library
324 de1dbfe9 2022-01-05 thomas #ifndef timespecisset
325 de1dbfe9 2022-01-05 thomas #define timespecisset(tsp) \
326 de1dbfe9 2022-01-05 thomas ((tsp)->tv_sec || (tsp)->tv_nsec)
329 de1dbfe9 2022-01-05 thomas #ifndef timespecsub
330 de1dbfe9 2022-01-05 thomas #define timespecsub(tsp, usp, vsp) \
332 de1dbfe9 2022-01-05 thomas (vsp)->tv_sec = (tsp)->tv_sec - (usp)->tv_sec; \
333 de1dbfe9 2022-01-05 thomas (vsp)->tv_nsec = (tsp)->tv_nsec - (usp)->tv_nsec; \
334 de1dbfe9 2022-01-05 thomas if ((vsp)->tv_nsec < 0) { \
335 de1dbfe9 2022-01-05 thomas (vsp)->tv_sec--; \
336 de1dbfe9 2022-01-05 thomas (vsp)->tv_nsec += 1000000000L; \
338 de1dbfe9 2022-01-05 thomas } while (0)
341 de1dbfe9 2022-01-05 thomas #ifndef timespeccmp
342 de1dbfe9 2022-01-05 thomas #define timespeccmp(tvp, uvp, cmp) \
343 de1dbfe9 2022-01-05 thomas (((tvp)->tv_sec == (uvp)->tv_sec) ? \
344 de1dbfe9 2022-01-05 thomas ((tvp)->tv_nsec cmp (uvp)->tv_nsec) : \
345 de1dbfe9 2022-01-05 thomas ((tvp)->tv_sec cmp (uvp)->tv_sec))
348 dd038bc6 2021-09-21 thomas.ad #ifndef HAVE_BSD_MERGESORT
349 dd038bc6 2021-09-21 thomas.ad /* mergesort.c */
350 dd038bc6 2021-09-21 thomas.ad int mergesort(void *, size_t, size_t, int (*)(const void *, const void *));
351 dd038bc6 2021-09-21 thomas.ad #endif