From f22dc0880f1b9348dc8c056cba0bbce223a39e62 Mon Sep 17 00:00:00 2001 From: Matthias Schiffer Date: Fri, 7 Sep 2012 03:50:44 +0200 Subject: Basic code for the data distribution daemon --- ffd/util.h | 51 +++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 51 insertions(+) create mode 100644 ffd/util.h (limited to 'ffd/util.h') diff --git a/ffd/util.h b/ffd/util.h new file mode 100644 index 0000000..8020381 --- /dev/null +++ b/ffd/util.h @@ -0,0 +1,51 @@ +/* + Copyright (c) 2012, Matthias Schiffer + All rights reserved. + + Redistribution and use in source and binary forms, with or without + modification, are permitted provided that the following conditions are met: + + 1. Redistributions of source code must retain the above copyright notice, + this list of conditions and the following disclaimer. + 2. Redistributions in binary form must reproduce the above copyright notice, + this list of conditions and the following disclaimer in the documentation + and/or other materials provided with the distribution. + + THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE + FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER + CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, + OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +*/ + + +#ifndef _FFD_UTIL_H_ +#define _FFD_UTIL_H_ + +#include "types.h" + +#include +#include + + +bool file_readv(const char *file, const char *format, va_list ap); + + +static inline bool are_eth_addrs_equal(const eth_addr_t *address1, const eth_addr_t *address2) { + const uint8_t *a = address1->d; + const uint8_t *b = address2->d; + + return (a[0]==b[0] && a[1]==b[1] && a[2]==b[2] && a[3]==b[3] && a[4]==b[4] && a[5]==b[5]); +} + +/* returns (tp1 - tp2) in milliseconds */ +static inline int timespec_diff(const struct timespec *tp1, const struct timespec *tp2) { + return ((tp1->tv_sec - tp2->tv_sec))*1000 + (tp1->tv_nsec - tp2->tv_nsec)/1e6; +} + +#endif /* _FFD_UTIL_H_ */ -- cgit v1.2.3