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Simplify net_htonx()

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Manuel Pégourié-Gonnard 2015-04-03 17:10:22 +02:00
parent 932e3934bd
commit df791a51f6
1 changed files with 30 additions and 27 deletions
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57
library/net.c
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@ -76,20 +76,6 @@ static int wsa_init_done = 0;
#include <netdb.h>
#include <errno.h>
#if defined(__FreeBSD__) || defined(__OpenBSD__) || defined(__NetBSD__) || \
defined(__DragonFly__)
#include <sys/endian.h>
#elif defined(__APPLE__) || defined(HAVE_MACHINE_ENDIAN_H) || \
defined(EFIX64) || defined(EFI32)
#include <machine/endian.h>
#elif defined(sun)
#include <sys/isa_defs.h>
#elif defined(_AIX) || defined(HAVE_ARPA_NAMESER_COMPAT_H)
#include <arpa/nameser_compat.h>
#else
#include <endian.h>
#endif
#endif /* ( _WIN32 || _WIN32_WCE ) && !EFIX64 && !EFI32 */
#include <stdlib.h>
@ -111,6 +97,21 @@ typedef UINT32 uint32_t;
#include <inttypes.h>
#endif
#if !defined(POLARSSL_HAVE_IPV6)
#if defined(__FreeBSD__) || defined(__OpenBSD__) || defined(__NetBSD__) || \
defined(__DragonFly__)
#include <sys/endian.h>
#elif defined(__APPLE__) || defined(HAVE_MACHINE_ENDIAN_H) || \
defined(EFIX64) || defined(EFI32)
#include <machine/endian.h>
#elif defined(sun)
#include <sys/isa_defs.h>
#elif defined(_AIX) || defined(HAVE_ARPA_NAMESER_COMPAT_H)
#include <arpa/nameser_compat.h>
#else
#include <endian.h>
#endif
/*
* htons() is not always available.
* By default go for LITTLE_ENDIAN variant. Otherwise hope for _BYTE_ORDER and
@ -118,16 +119,23 @@ typedef UINT32 uint32_t;
*/
#if defined(__BYTE_ORDER) && defined(__BIG_ENDIAN) && \
__BYTE_ORDER == __BIG_ENDIAN
#define POLARSSL_HTONS(n) (n)
#define POLARSSL_HTONL(n) (n)
static unsigned short net_htons( unsigned short n ) { return( n ); }
static unsigned long net_htonl( unsigned long n ) { return( n ); }
#else
#define POLARSSL_HTONS(n) ((((unsigned short)(n) & 0xFF ) << 8 ) | \
(((unsigned short)(n) & 0xFF00 ) >> 8 ))
#define POLARSSL_HTONL(n) ((((unsigned long )(n) & 0xFF ) << 24) | \
(((unsigned long )(n) & 0xFF00 ) << 8 ) | \
(((unsigned long )(n) & 0xFF0000 ) >> 8 ) | \
(((unsigned long )(n) & 0xFF000000) >> 24))
static unsigned short net_htons( unsigned short n )
{
return( (((unsigned short) n & 0xFF ) << 8 ) |
(((unsigned short) n & 0xFF00 ) >> 8 ) );
}
static unsigned long net_htonl( unsigned long n )
{
return( (((unsigned long ) n & 0xFF ) << 24) |
(((unsigned long ) n & 0xFF00 ) << 8 ) |
(((unsigned long ) n & 0xFF0000 ) >> 8 ) |
(((unsigned long ) n & 0xFF000000) >> 24) );
}
#endif
#endif /* !POLARSSL_HAVE_IPV6 */
#if defined(POLARSSL_PLATFORM_C)
#include "mbedtls/platform.h"
@ -135,11 +143,6 @@ typedef UINT32 uint32_t;
#define polarssl_snprintf snprintf
#endif
unsigned short net_htons( unsigned short n );
unsigned long net_htonl( unsigned long n );
#define net_htons(n) POLARSSL_HTONS(n)
#define net_htonl(n) POLARSSL_HTONL(n)
/*
* Prepare for using the sockets interface
*/