mirror of
https://github.com/solemnwarning/ipxwrapper
synced 2024-12-30 16:45:37 +01:00
67acb100a3
These tools can be used to measure RTT, packet loss, and sendto()/recv() call duration on one end with a specified minimum delay between sendto() calls to emulate some different loads.
72 lines
1.9 KiB
C
72 lines
1.9 KiB
C
/* IPX(Wrapper) benchmarking tool
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* Copyright (C) 2015 Daniel Collins <solemnwarning@solemnwarning.net>
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 as published by
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* the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License along with
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* this program; if not, write to the Free Software Foundation, Inc., 51
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* Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#include <winsock2.h>
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#include <windows.h>
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#include <wsipx.h>
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#include <wsnwlink.h>
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#include <stdio.h>
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#include <assert.h>
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#include <stdlib.h>
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#include <string.h>
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#include "tools.h"
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int main(int argc, char **argv)
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{
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if(argc != 4)
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{
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fprintf(stderr, "Usage: %s <network number> <node number> <socket number>\n", argv[0]);
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return 1;
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}
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struct sockaddr_ipx bind_addr = read_sockaddr(argv[1], argv[2], argv[3]);
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{
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WSADATA wsaData;
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assert(WSAStartup(MAKEWORD(1,1), &wsaData) == 0);
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}
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int sock = socket(AF_IPX, SOCK_DGRAM, NSPROTO_IPX);
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assert(sock != -1);
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BOOL bcast = TRUE;
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assert(setsockopt(sock, SOL_SOCKET, SO_BROADCAST, (void*)(&bcast), sizeof(bcast)) == 0);
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assert(bind(sock, (struct sockaddr*)(&bind_addr), sizeof(bind_addr)) == 0);
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while(1)
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{
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char buf[65536]; /* Windows default stack limit is 1MB */
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struct sockaddr_ipx addr;
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int addrlen = sizeof(addr);
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int size = recvfrom(sock, buf, sizeof(buf), 0, (struct sockaddr*)(&addr), &addrlen);
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if(size >= 0)
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{
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assert(sendto(sock, buf, size, 0, (struct sockaddr*)(&addr), addrlen) == size);
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}
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}
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closesocket(sock);
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WSACleanup();
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return 0;
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}
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