Commit 285d03d6 by Juliusz Chroboczek

Inline seqno arithmetic.

1 parent 7aaabd62
......@@ -35,27 +35,6 @@ THE SOFTWARE.
#include "babel.h"
#include "util.h"
int
seqno_compare(unsigned short s1, unsigned short s2)
{
if(s1 == s2)
return 0;
else
return ((s2 - s1) & 0x8000) ? 1 : -1;
}
int
seqno_minus(unsigned short s1, unsigned short s2)
{
return (int)(short)((s1 - s2) & 0xFFFF);
}
unsigned short
seqno_plus(unsigned short s, int plus)
{
return ((s + plus) & 0xFFFF);
}
unsigned
roughly(unsigned value)
{
......
......@@ -37,12 +37,27 @@ struct __us { unsigned short x __attribute__((packed)); };
memcpy((_d), &(_dd), 2); } while(0)
#endif
int seqno_compare(unsigned short s1, unsigned short s2)
ATTRIBUTE ((const));
int seqno_minus(unsigned short s1, unsigned short s2)
ATTRIBUTE ((const));
unsigned short seqno_plus(unsigned short s, int plus)
ATTRIBUTE ((const));
static inline int
seqno_compare(unsigned short s1, unsigned short s2)
{
if(s1 == s2)
return 0;
else
return ((s2 - s1) & 0x8000) ? 1 : -1;
}
static inline int
seqno_minus(unsigned short s1, unsigned short s2)
{
return (int)(short)((s1 - s2) & 0xFFFF);
}
static inline unsigned short
seqno_plus(unsigned short s, int plus)
{
return ((s + plus) & 0xFFFF);
}
unsigned roughly(unsigned value);
void timeval_minus(struct timeval *d,
const struct timeval *s1, const struct timeval *s2);
......
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