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Add tor_htonll/ntohll functions

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Signed-off-by: David Goulet <dgoulet@ev0ke.net>
This commit is contained in:
David Goulet 2016-01-11 11:13:04 +01:00 • committed by David Goulet
parent 49e8f47505
commit 9744a40f7a
2 changed files with 23 additions and 0 deletions
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21
src/common/util.c
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@ -5587,3 +5587,24 @@ clamp_double_to_int64(double number)
return signbit(number) ? INT64_MIN : INT64_MAX;
}
/** Return a uint64_t value from <b>a</b> in network byte order. */
uint64_t
tor_htonll(uint64_t a)
{
#ifdef WORDS_BIGENDIAN
/* Big endian. */
return a;
#else /* WORDS_BIGENDIAN */
/* Little endian. The worst... */
return htonl((uint32_t)(a>>32)) |
(((uint64_t)htonl((uint32_t)a))<<32);
#endif /* WORDS_BIGENDIAN */
}
/** Return a uint64_t value from <b>a</b> in host byte order. */
uint64_t
tor_ntohll(uint64_t a)
{
return tor_htonll(a);
}

2
src/common/util.h
View file

@ -61,6 +61,8 @@ void *tor_memdup_(const void *mem, size_t len DMALLOC_PARAMS)
void *tor_memdup_nulterm_(const void *mem, size_t len DMALLOC_PARAMS)
ATTR_MALLOC ATTR_NONNULL((1));
void tor_free_(void *mem);
uint64_t tor_htonll(uint64_t a);
uint64_t tor_ntohll(uint64_t a);
#ifdef USE_DMALLOC
extern int dmalloc_free(const char *file, const int line, void *pnt,
const int func_id);