/* * Mausezahn - A fast versatile traffic generator * Copyright (C) 2008-2010 Herbert Haas * * This program is free software; you can redistribute it and/or modify it under * the terms of the GNU General Public License version 2 as published by the * Free Software Foundation. * * This program is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more * details. * * You should have received a copy of the GNU General Public License along with * this program; if not, see http://www.gnu.org/licenses/gpl-2.0.html * */ #include "mz.h" #include "mops.h" #include "cli.h" // Calculates the number of TCP transmissions based on SQNR range u_int32_t mops_tcp_complexity_sqnr (struct mops * mp) { u_int32_t a,b,t,result; a = mp->tcp_seq_start; b = mp->tcp_seq_stop; t = mp->tcp_seq_delta; if (!t) return 1; // delta set to zero means no range if (atcp_ack_start; b = mp->tcp_ack_stop; t = mp->tcp_ack_delta; if (!t) return 1; // delta set to zero means no range if (atcp_ctrl_CWR) ? "CRW" : "---", (mp->tcp_ctrl_ECE) ? "ECE" : "---", (mp->tcp_ctrl_URG) ? "URG" : "---", (mp->tcp_ctrl_ACK) ? "ACK" : "---", (mp->tcp_ctrl_PSH) ? "PSH" : "---", (mp->tcp_ctrl_RST) ? "RST" : "---", (mp->tcp_ctrl_SYN) ? "SYN" : "---", (mp->tcp_ctrl_FIN) ? "FIN" : "---"); return 0; } // Add TCP options // // TODO: currently all params are ignored and a default option combination is added. // int mops_tcp_add_option (struct mops* mp, int mss, int sack, int scale, u_int32_t tsval, u_int32_t tsecr) { u_int8_t tcp_default_options[] = { 0x02, 0x04, 0x05, 0xac, // MSS 0x04, 0x02, // SACK permitted 0x08, 0x0a, 0x19, 0x35, 0x90, 0xc3, 0x00, 0x00, 0x00, 0x00, // Timestamps 0x01, // NOP 0x03, 0x03, 0x05 // Window Scale 5 }; /* Kind: 8 Length: 10 bytes +-------+-------+---------------------+---------------------+ |Kind=8 | 10 | TS Value (TSval) |TS Echo Reply (TSecr)| +-------+-------+---------------------+---------------------+ 1 1 4 4 * * The Timestamps option carries two four-byte timestamp fields. The * Timestamp Value field (TSval) contains the current value of the * timestamp clock of the TCP sending the option. * * The Timestamp Echo Reply field (TSecr) is only valid if the ACK bit * is set in the TCP header; if it is valid, it echos a times- tamp * value that was sent by the remote TCP in the TSval field of a * Timestamps option. When TSecr is not valid, its value must be zero. * The TSecr value will generally be from the most recent Timestamp * option that was received; however, there are exceptions that are * explained below. * * A TCP may send the Timestamps option (TSopt) in an initial * segment (i.e., segment containing a SYN bit and no ACK bit), and * may send a TSopt in other segments only if it re- ceived a TSopt in * the initial segment for the connection. * */ memcpy((void*) mp->tcp_option, (void*) tcp_default_options, 20); mp->tcp_option_s = 20; mp->tcp_option_used = 1; return 0; } s='ctrl'>
authorUwe Kleine-König <u.kleine-koenig@pengutronix.de>2016-11-30 11:47:44 +0100
committerMark Brown <broonie@kernel.org>2016-11-30 16:22:46 +0000
commit73482910587444c5600c9d6851ec056fc2ad38c0 (patch)
tree5679b784a8d0c8dd87cb091ffbedf9b4d8e97192 /Documentation
parent1001354ca34179f3db924eb66672442a173147dc (diff)
spi: orion: fix comment to mention MVEBU
MVEBU chips (Armada XP, Armada 370 and others) are supported by this driver. Mention this in the help text to make more obvious what is already specified in the dependencies of this symbol. Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de> Acked-by: Gregory CLEMENT <gregory.clement@free-electrons.com> Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'Documentation')