1 //----------------------------------------------------------------------
2 // Copyright (C) 2006 - 2009 by the FRESCOR consortium:
4 // Universidad de Cantabria, SPAIN
5 // University of York, UK
6 // Scuola Superiore Sant'Anna, ITALY
7 // Kaiserslautern University, GERMANY
8 // Univ. Politecnica Valencia, SPAIN
9 // Czech Technical University in Prague, CZECH REPUBLIC
11 // Thales Communication S.A. FRANCE
12 // Visual Tools S.A. SPAIN
13 // Rapita Systems Ltd UK
16 // See http://www.frescor.org
18 // The FRESCOR project (FP6/2005/IST/5-034026) is funded
19 // in part by the European Union Sixth Framework Programme
20 // The European Union is not liable of any use that may be
24 // based on previous work (FSF) done in the FIRST project
26 // Copyright (C) 2005 Mälardalen University, SWEDEN
27 // Scuola Superiore S.Anna, ITALY
28 // Universidad de Cantabria, SPAIN
29 // University of York, UK
31 // This file is part of FNA (Frescor Network Adaptation)
33 // FNA is free software; you can redistribute it and/or modify it
34 // under terms of the GNU General Public License as published by the
35 // Free Software Foundation; either version 2, or (at your option) any
36 // later version. FNA is distributed in the hope that it will be
37 // useful, but WITHOUT ANY WARRANTY; without even the implied warranty
38 // of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
39 // General Public License for more details. You should have received a
40 // copy of the GNU General Public License along with FNA; see file
41 // COPYING. If not, write to the Free Software Foundation, 675 Mass Ave,
42 // Cambridge, MA 02139, USA.
44 // As a special exception, including FNA header files in a file,
45 // instantiating FNA generics or templates, or linking other files
46 // with FNA objects to produce an executable application, does not
47 // by itself cause the resulting executable application to be covered
48 // by the GNU General Public License. This exception does not
49 // however invalidate any other reasons why the executable file might be
50 // covered by the GNU Public License.
51 // -----------------------------------------------------------------------
52 #include <stdio.h> // perror
53 #include <stdlib.h> // exit
54 #include <unistd.h> // sleep
59 #include "frescan_bwres.h"
60 #include "frescan_servers.h"
62 #define PUT_ERROR(s) {perror (s); exit (-1);}
70 frescan_init_params_t init_params;
72 frsh_contract_t contract;
74 frescan_server_params_t server_params;
75 frsh_rel_time_t budget_min, period_max;
77 init_params.net = NETWORK;
78 init_params.node = LOCAL_NODE;
79 init_params.tx_fp_max_prio = 10;
80 init_params.rx_num_of_channels = 10;
81 init_params.rx_channel_max_prio = NULL;
83 printf("Initializing FRESCAN\n");
84 ret = frescan_init(&init_params);
85 if (ret != 0) PUT_ERROR ("could not init FRESCAN");
87 printf("Initializing BWRES\n");
88 ret = frescan_bwres_init(NETWORK);
89 if (ret != 0) PUT_ERROR ("could not init BWRES");
91 ret = frsh_contract_init(&contract);
92 if (ret != 0) PUT_ERROR ("could not init contract");
94 budget_min.tv_sec = 5;
95 period_max = frsh_msec_to_rel_time(3369);
97 ret = frsh_contract_set_basic_params
101 FRSH_WT_INDETERMINATE,
103 if (ret != 0) PUT_ERROR ("could not set basic params");
105 #if !FRSH_AUTOMATIC_PRIO_ASSIGN_ENABLE
106 ret = frsh_contract_set_preemption_level(&contract, 7);
107 if (ret != 0) PUT_ERROR ("could not set preemption level");
110 ret = frescan_bwres_negotiate(NETWORK, &contract, &ss, &accepted);
111 if (ret != 0) PUT_ERROR ("could not negotiate");
114 printf("The contract was accepted, ss:%u\n", ss);
115 ret = frescan_servers_get_data(NETWORK, &server_params, ss);
116 if (ret != 0) PUT_ERROR ("could not get servers data");
118 printf("B:%u, T=(%u,%u), P:%u\n",
119 server_params.budget,
120 server_params.period.tv_sec,
121 server_params.period.tv_nsec,
124 printf("The contract was not accepted\n");
127 printf("Renegotiate the contract in 2 seconds\n");
130 budget_min.tv_sec = 7;
131 period_max = frsh_msec_to_rel_time(2450);
133 ret = frsh_contract_set_basic_params
137 FRSH_WT_INDETERMINATE,
139 if (ret != 0) PUT_ERROR ("could not set basic params");
141 #if !FRSH_AUTOMATIC_PRIO_ASSIGN_ENABLE
142 ret = frsh_contract_set_preemption_level(&contract, 8);
143 if (ret != 0) PUT_ERROR ("could not set preemption level");
146 ret = frescan_bwres_renegotiate(NETWORK, &contract, ss, &accepted);
147 if (ret != 0) PUT_ERROR ("could not renegotiate");
150 printf("The contract renegotiation was accepted, ss:%u\n", ss);
151 ret = frescan_servers_get_data(NETWORK, &server_params, ss);
152 if (ret != 0) PUT_ERROR ("could not get servers data");
154 printf("B:%u, T=(%u,%u), P:%u\n",
155 server_params.budget,
156 server_params.period.tv_sec,
157 server_params.period.tv_nsec,
160 printf("The contract was not accepted\n");