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portability fixes (compiles under macosx 5.8 as well, probably on newer ones as well)

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This commit is contained in:
git@daemon.de
2014-03-08 19:27:52 +01:00
parent 1c068d441d
commit 71faa88592
3 changed files with 26 additions and 6 deletions
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3
include/pcp/config.h.in
View File

@@ -1,5 +1,8 @@
/* include/pcp/config.h.in. Generated from configure.ac by autoheader. */
/* Define to 1 if you have the `arc4random' function. */
#undef HAVE_ARC4RANDOM
/* Define to 1 if you have the `arc4random_buf' function. */
#undef HAVE_ARC4RANDOM_BUF

28
include/pcp/platform.h
View File

@@ -33,11 +33,14 @@
# include <sys/endian.h>
# ifndef HAVE_BE32TOH
# /* openbsd, use aliases */
# define be16toh betoh16
# define be32toh betoh32
# define be64toh betoh64
# endif
# else /* no sys/endian.h */
# ifdef __CPU_IS_BIG_ENDIAN
# define be16toh(x) (x)
# define htobe16(x) (x)
# define be32toh(x) (x)
# define htobe32(x) (x)
# define be64toh(x) (x)
@@ -52,6 +55,8 @@
# error Need either netinet/in.h or arpa/inet.h for ntohl() and htonl()
# endif
# endif
# define be16toh(x) ((u_int16_t)ntohl((u_int16_t)(x)))
# define htobe16(x) ((u_int16_t)htonl((u_int16_t)(x)))
# define be32toh(x) ((u_int32_t)ntohl((u_int32_t)(x)))
# define htobe32(x) ((u_int32_t)htonl((u_int32_t)(x)))
# define be64toh(x) ((u_int64_t)ntohl((u_int64_t)(x)))
@@ -61,20 +66,18 @@
#endif /* HAVE_ENDIAN_H */
#ifndef HAVE_ARC4RANDOM_BUF
/* shitty OS. we're using libsodium's implementation */
#ifndef HAVE_ARC4RANDOM
#include <sodium.h>
static inline u_int32_t arc4random() {
return randombytes_random();
}
#endif
#ifndef HAVE_ARC4RANDOM_BUF
#include <sodium.h>
static inline void arc4random_buf(void *buf, size_t nbytes) {
randombytes((unsigned char*)buf, nbytes);
}
#endif
@@ -140,6 +143,19 @@ int vasprintf(char **ret, const char *format, va_list args) {
#endif
#ifndef HAVE_STRNLEN
static inline size_t
strnlen(const char *msg, size_t maxlen)
{
size_t i;
for (i=0; i<maxlen; i++)
if (msg[i] == '\0')
break;
return i;
}
#endif
#endif /* !_HAVE_PCP_PLATFORM_H */