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lib: make htonll/ntohll compile time and readable

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Make the htonll/ntohll functions compile time determined
since we have MACROS to determine endianess and bonus
points it makes it more readable.

Signed-off-by: Stephen Worley <sworley@nvidia.com>
This commit is contained in:
Stephen Worley 2022-12-09 19:27:20 -05:00
parent d3909a2114
commit ee720c5dca
1 changed files with 7 additions and 8 deletions
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15
lib/zebra.h
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@ -338,14 +338,13 @@ struct in_pktinfo {
#define strmatch(a,b) (!strcmp((a), (b)))
#define htonll(x) \
((1 == htonl(1)) \
? (x) \
: ((uint64_t)htonl((x)&0xFFFFFFFF) << 32) | htonl((x) >> 32))
#define ntohll(x) \
((1 == ntohl(1)) \
? (x) \
: ((uint64_t)ntohl((x)&0xFFFFFFFF) << 32) | ntohl((x) >> 32))
#if BYTE_ORDER == LITTLE_ENDIAN
#define htonll(x) (((uint64_t)htonl((x)&0xFFFFFFFF) << 32) | htonl((x) >> 32))
#define ntohll(x) (((uint64_t)ntohl((x)&0xFFFFFFFF) << 32) | ntohl((x) >> 32))
#else
#define htonll(x) (x)
#define ntohll(x) (x)
#endif
#ifndef INADDR_LOOPBACK
#define INADDR_LOOPBACK 0x7f000001 /* Internet address 127.0.0.1. */