1041394f3SDevin Teske /*- 2041394f3SDevin Teske * Copyright (c) 2013-2014 Devin Teske <dteske@FreeBSD.org> 3041394f3SDevin Teske * All rights reserved. 4041394f3SDevin Teske * 5041394f3SDevin Teske * Redistribution and use in source and binary forms, with or without 6041394f3SDevin Teske * modification, are permitted provided that the following conditions 7041394f3SDevin Teske * are met: 8041394f3SDevin Teske * 1. Redistributions of source code must retain the above copyright 9041394f3SDevin Teske * notice, this list of conditions and the following disclaimer. 10041394f3SDevin Teske * 2. Redistributions in binary form must reproduce the above copyright 11041394f3SDevin Teske * notice, this list of conditions and the following disclaimer in the 12041394f3SDevin Teske * documentation and/or other materials provided with the distribution. 13041394f3SDevin Teske * 14041394f3SDevin Teske * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15041394f3SDevin Teske * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16041394f3SDevin Teske * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17041394f3SDevin Teske * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18041394f3SDevin Teske * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19041394f3SDevin Teske * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20041394f3SDevin Teske * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21041394f3SDevin Teske * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22041394f3SDevin Teske * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23041394f3SDevin Teske * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24041394f3SDevin Teske * SUCH DAMAGE. 25041394f3SDevin Teske */ 26041394f3SDevin Teske 27041394f3SDevin Teske #ifndef _DPV_UTIL_H_ 28041394f3SDevin Teske #define _DPV_UTIL_H_ 29041394f3SDevin Teske 30041394f3SDevin Teske /* Limits */ 31041394f3SDevin Teske #define BUFSIZE_MAX (2 * 1024 * 1024) 32041394f3SDevin Teske /* Buffer size for read(2) input */ 33041394f3SDevin Teske #ifndef MAXPHYS 34041394f3SDevin Teske #define MAXPHYS (128 * 1024) 35041394f3SDevin Teske /* max raw I/O transfer size */ 36041394f3SDevin Teske #endif 37041394f3SDevin Teske 38041394f3SDevin Teske /* 39041394f3SDevin Teske * Memory strategry threshold, in pages: if physmem is larger than this, 40041394f3SDevin Teske * use a large buffer. 41041394f3SDevin Teske */ 42041394f3SDevin Teske #define PHYSPAGES_THRESHOLD (32 * 1024) 43041394f3SDevin Teske 44041394f3SDevin Teske /* 45041394f3SDevin Teske * Small (default) buffer size in bytes. It's inefficient for this to be 46041394f3SDevin Teske * smaller than MAXPHYS. 47041394f3SDevin Teske */ 48041394f3SDevin Teske #define BUFSIZE_SMALL (MAXPHYS) 49041394f3SDevin Teske 50041394f3SDevin Teske /* 51041394f3SDevin Teske * Math macros 52041394f3SDevin Teske */ 53041394f3SDevin Teske #undef MIN 54041394f3SDevin Teske #define MIN(x,y) ((x) < (y) ? (x) : (y)) 55041394f3SDevin Teske #undef MAX 56041394f3SDevin Teske #define MAX(x,y) ((x) > (y) ? (x) : (y)) 57041394f3SDevin Teske 58041394f3SDevin Teske /* 59041394f3SDevin Teske * Extra display information 60041394f3SDevin Teske */ 61041394f3SDevin Teske #define BYTE_STATUS_SOLO "%'10lli bytes read @ %'9.1f bytes/sec." 62041394f3SDevin Teske #define BYTE_STATUS_MANY (BYTE_STATUS_SOLO " [%i/%i busy/wait]") 63041394f3SDevin Teske #define LINE_STATUS_SOLO "%'10lli lines read @ %'9.1f lines/sec." 64041394f3SDevin Teske #define LINE_STATUS_MANY (LINE_STATUS_SOLO " [%i/%i busy/wait]") 65041394f3SDevin Teske 66041394f3SDevin Teske #endif /* !_DPV_UTIL_H_ */ 67