diff options
Diffstat (limited to 'src/lib/ndpi_utils.c')
| -rw-r--r-- | src/lib/ndpi_utils.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/src/lib/ndpi_utils.c b/src/lib/ndpi_utils.c index bd7c922ad..75201e55e 100644 --- a/src/lib/ndpi_utils.c +++ b/src/lib/ndpi_utils.c @@ -2989,3 +2989,19 @@ char* ndpi_intoav4(unsigned int addr, char* buf, u_int16_t bufLen) { return(cp); } +/* ******************************************* */ + +/* Find the nearest (>=) value of x */ +u_int32_t ndpi_nearest_power_of_two(u_int32_t x) { + x--; + + x |= x >> 1; + x |= x >> 2; + x |= x >> 4; + x |= x >> 8; + x |= x >> 16; + + x++; + return(x); +} + |