Kyle Lemons / Mbed 2 deprecated NetTool

This is a low-level network debugging utility that utilizes raw packet i/o to construct and deconstruct tcp, udp, ipv4, arp, and icmp packets over ethernet.

Dependencies:   mbed

util/util.h@0:d494b853ce97, 2010-10-12 (annotated)

Committer:
etherealflaim
Date:
Tue Oct 12 05:32:59 2010 +0000
Revision:
0:d494b853ce97
Child:
4:88fc7fa58931
Initial Publish - Slightly unfinished, but usable

Who changed what in which revision?

UserRevisionLine numberNew contents of line
etherealflaim 0:d494b853ce97 1 #ifndef UTIL_H
etherealflaim 0:d494b853ce97 2 #define UTIL_H
etherealflaim 0:d494b853ce97 3
etherealflaim 0:d494b853ce97 4 #include "types.h"
etherealflaim 0:d494b853ce97 5 #include "log.h"
etherealflaim 0:d494b853ce97 6
etherealflaim 0:d494b853ce97 7 inline bool is_nonzero_mem(u8 *start, unsigned int bytes)
etherealflaim 0:d494b853ce97 8 {
etherealflaim 0:d494b853ce97 9 for (; bytes--; ++start) if (*start) return true;
etherealflaim 0:d494b853ce97 10 return false;
etherealflaim 0:d494b853ce97 11 }
etherealflaim 0:d494b853ce97 12
etherealflaim 0:d494b853ce97 13 inline bool is_zero_mem(u8 *start, unsigned int bytes)
etherealflaim 0:d494b853ce97 14 {
etherealflaim 0:d494b853ce97 15 for (; bytes--; ++start) if (*start) return false;
etherealflaim 0:d494b853ce97 16 return true;
etherealflaim 0:d494b853ce97 17 }
etherealflaim 0:d494b853ce97 18
etherealflaim 0:d494b853ce97 19 inline bool is_equal_mem(u8 *a, u8 *b, unsigned int bytes)
etherealflaim 0:d494b853ce97 20 {
etherealflaim 0:d494b853ce97 21 for (; bytes--; ++a, ++b) if (*a != *b) return false;
etherealflaim 0:d494b853ce97 22 return true;
etherealflaim 0:d494b853ce97 23 }
etherealflaim 0:d494b853ce97 24
etherealflaim 0:d494b853ce97 25 #endif