Change tcp server.

Dependencies:   ublox-at-cellular-interface ublox-cellular-base ublox-cellular-base-n2xx ublox-at-cellular-interface-n2xx

Committer:
fahim.alavi@u-blox.com
Date:
Tue Feb 12 19:28:22 2019 +0500
Revision:
35:8e65f2bee044
Parent:
33:48101a4c3f14
Child:
37:98338956aaba
R412M support added, library version updated, server link updated

Who changed what in which revision?

UserRevisionLine numberNew contents of line
rob.meades@u-blox.com 1:581335dbdd60 1 /* mbed Microcontroller Library
rob.meades@u-blox.com 1:581335dbdd60 2 * Copyright (c) 2017 u-blox
rob.meades@u-blox.com 1:581335dbdd60 3 *
rob.meades@u-blox.com 1:581335dbdd60 4 * Licensed under the Apache License, Version 2.0 (the "License");
rob.meades@u-blox.com 1:581335dbdd60 5 * you may not use this file except in compliance with the License.
rob.meades@u-blox.com 1:581335dbdd60 6 * You may obtain a copy of the License at
rob.meades@u-blox.com 1:581335dbdd60 7 *
rob.meades@u-blox.com 1:581335dbdd60 8 * http://www.apache.org/licenses/LICENSE-2.0
rob.meades@u-blox.com 1:581335dbdd60 9 *
rob.meades@u-blox.com 1:581335dbdd60 10 * Unless required by applicable law or agreed to in writing, software
rob.meades@u-blox.com 1:581335dbdd60 11 * distributed under the License is distributed on an "AS IS" BASIS,
rob.meades@u-blox.com 1:581335dbdd60 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
rob.meades@u-blox.com 1:581335dbdd60 13 * See the License for the specific language governing permissions and
rob.meades@u-blox.com 1:581335dbdd60 14 * limitations under the License.
rob.meades@u-blox.com 1:581335dbdd60 15 */
rob.meades@u-blox.com 1:581335dbdd60 16 #include "mbed.h"
rob.meades@u-blox.com 1:581335dbdd60 17 #include "UbloxATCellularInterface.h"
RobMeades 33:48101a4c3f14 18 #include "OnboardCellularInterface.h"
rob.meades@u-blox.com 28:e33af9f1ce3e 19 #include "UbloxATCellularInterfaceN2xx.h"
RobMeades 8:3e170c40a284 20
rob.meades@u-blox.com 31:4a36566b5385 21 // You must select the correct interface library for your board, by
rob.meades@u-blox.com 31:4a36566b5385 22 // uncommenting the correct line below. Supported combinations are
rob.meades@u-blox.com 31:4a36566b5385 23 // indicated with a "Y" in the table below.
rob.meades@u-blox.com 28:e33af9f1ce3e 24 //
rob.meades@u-blox.com 28:e33af9f1ce3e 25 // C030_U201 C030_N211 C027
rob.meades@u-blox.com 28:e33af9f1ce3e 26 // UbloxATCellularInterface Y - Y
RobMeades 33:48101a4c3f14 27 // OnboardCellularInterface Y - Y
rob.meades@u-blox.com 28:e33af9f1ce3e 28 // UbloxATCellularInterfaceN2xx - Y -
rob.meades@u-blox.com 28:e33af9f1ce3e 29 // Note: the N211 module supports only UDP, not TCP
rob.meades@u-blox.com 28:e33af9f1ce3e 30
RobMeades 33:48101a4c3f14 31 // OnboardCellularInterface uses LWIP and the PPP cellular interface
rob.meades@u-blox.com 28:e33af9f1ce3e 32 // on the mbed MCU, while using UbloxATCellularInterface and
rob.meades@u-blox.com 28:e33af9f1ce3e 33 // UbloxATCellularInterfaceN2xx uses an IP stack on the cellular
rob.meades@u-blox.com 28:e33af9f1ce3e 34 // module and hence uses less RAM (significant on C027). This also
RobMeades 8:3e170c40a284 35 // allows other AT command operations (e.g. sending an SMS) to happen
rob.meades@u-blox.com 28:e33af9f1ce3e 36 // during a data transfer (for which you should replace the
rob.meades@u-blox.com 28:e33af9f1ce3e 37 // UbloxATCellularInterface library with the UbloxATCellularInterfaceExt
rob.meades@u-blox.com 28:e33af9f1ce3e 38 // library). However, it is slower than using the LWIP/PPP on the mbed
rob.meades@u-blox.com 28:e33af9f1ce3e 39 // MCU interface since more string parsing is required.
RobMeades 8:3e170c40a284 40 #define INTERFACE_CLASS UbloxATCellularInterface
RobMeades 33:48101a4c3f14 41 //#define INTERFACE_CLASS OnboardCellularInterface
rob.meades@u-blox.com 28:e33af9f1ce3e 42 //#define INTERFACE_CLASS UbloxATCellularInterfaceN2xx
rob.meades@u-blox.com 1:581335dbdd60 43
rob.meades@u-blox.com 1:581335dbdd60 44 // The credentials of the SIM in the board. If PIN checking is enabled
rob.meades@u-blox.com 1:581335dbdd60 45 // for your SIM card you must set this to the required PIN.
rob.meades@u-blox.com 1:581335dbdd60 46 #define PIN "0000"
rob.meades@u-blox.com 1:581335dbdd60 47
rob.meades@u-blox.com 1:581335dbdd60 48 // Network credentials. You should set this according to your
rob.meades@u-blox.com 30:4e55e975dd0b 49 // network/SIM card. For C030 non-N2xx boards, leave the parameters as NULL
rob.meades@u-blox.com 1:581335dbdd60 50 // otherwise, if you do not know the APN for your network, you may
rob.meades@u-blox.com 1:581335dbdd60 51 // either try the fairly common "internet" for the APN (and leave the
rob.meades@u-blox.com 1:581335dbdd60 52 // username and password NULL), or you may leave all three as NULL and then
rob.meades@u-blox.com 1:581335dbdd60 53 // a lookup will be attempted for a small number of known networks
rob.meades@u-blox.com 1:581335dbdd60 54 // (see APN_db.h in mbed-os/features/netsocket/cellular/utils).
rob.meades@u-blox.com 1:581335dbdd60 55 #define APN NULL
rob.meades@u-blox.com 1:581335dbdd60 56 #define USERNAME NULL
rob.meades@u-blox.com 1:581335dbdd60 57 #define PASSWORD NULL
fahim.alavi@u-blox.com 35:8e65f2bee044 58 #define TCP_SERVER "os.mbed.com"
rob.meades@u-blox.com 1:581335dbdd60 59
rob.meades@u-blox.com 1:581335dbdd60 60 // LEDs
rob.meades@u-blox.com 1:581335dbdd60 61 DigitalOut ledRed(LED1, 1);
rob.meades@u-blox.com 1:581335dbdd60 62 DigitalOut ledGreen(LED2, 1);
rob.meades@u-blox.com 1:581335dbdd60 63 DigitalOut ledBlue(LED3, 1);
rob.meades@u-blox.com 1:581335dbdd60 64
rob.meades@u-blox.com 1:581335dbdd60 65 // The user button
rob.meades@u-blox.com 1:581335dbdd60 66 volatile bool buttonPressed = false;
rob.meades@u-blox.com 1:581335dbdd60 67
rob.meades@u-blox.com 1:581335dbdd60 68 static void good() {
rob.meades@u-blox.com 1:581335dbdd60 69 ledGreen = 0;
rob.meades@u-blox.com 1:581335dbdd60 70 ledBlue = 1;
rob.meades@u-blox.com 1:581335dbdd60 71 ledRed = 1;
rob.meades@u-blox.com 1:581335dbdd60 72 }
rob.meades@u-blox.com 1:581335dbdd60 73
rob.meades@u-blox.com 1:581335dbdd60 74 static void bad() {
rob.meades@u-blox.com 1:581335dbdd60 75 ledRed = 0;
rob.meades@u-blox.com 1:581335dbdd60 76 ledGreen = 1;
rob.meades@u-blox.com 1:581335dbdd60 77 ledBlue = 1;
rob.meades@u-blox.com 1:581335dbdd60 78 }
rob.meades@u-blox.com 1:581335dbdd60 79
rob.meades@u-blox.com 1:581335dbdd60 80 static void event() {
rob.meades@u-blox.com 1:581335dbdd60 81 ledBlue = 0;
rob.meades@u-blox.com 1:581335dbdd60 82 ledRed = 1;
rob.meades@u-blox.com 1:581335dbdd60 83 ledGreen = 1;
rob.meades@u-blox.com 1:581335dbdd60 84 }
rob.meades@u-blox.com 1:581335dbdd60 85
rob.meades@u-blox.com 1:581335dbdd60 86 static void pulseEvent() {
rob.meades@u-blox.com 1:581335dbdd60 87 event();
rob.meades@u-blox.com 1:581335dbdd60 88 wait_ms(500);
rob.meades@u-blox.com 1:581335dbdd60 89 good();
rob.meades@u-blox.com 1:581335dbdd60 90 }
rob.meades@u-blox.com 1:581335dbdd60 91
rob.meades@u-blox.com 1:581335dbdd60 92 static void ledOff() {
rob.meades@u-blox.com 1:581335dbdd60 93 ledBlue = 1;
rob.meades@u-blox.com 1:581335dbdd60 94 ledRed = 1;
rob.meades@u-blox.com 1:581335dbdd60 95 ledGreen = 1;
rob.meades@u-blox.com 1:581335dbdd60 96 }
rob.meades@u-blox.com 1:581335dbdd60 97
rob.meades@u-blox.com 1:581335dbdd60 98 static void printNtpTime(char * buf, int len)
rob.meades@u-blox.com 1:581335dbdd60 99 {
rob.meades@u-blox.com 1:581335dbdd60 100 time_t timestamp = 0;
rob.meades@u-blox.com 1:581335dbdd60 101 struct tm *localTime;
rob.meades@u-blox.com 1:581335dbdd60 102 char timeString[25];
rob.meades@u-blox.com 1:581335dbdd60 103 time_t TIME1970 = 2208988800U;
rob.meades@u-blox.com 1:581335dbdd60 104
rob.meades@u-blox.com 1:581335dbdd60 105 if (len >= 43) {
rob.meades@u-blox.com 1:581335dbdd60 106 timestamp |= ((int) *(buf + 40)) << 24;
rob.meades@u-blox.com 1:581335dbdd60 107 timestamp |= ((int) *(buf + 41)) << 16;
rob.meades@u-blox.com 1:581335dbdd60 108 timestamp |= ((int) *(buf + 42)) << 8;
rob.meades@u-blox.com 1:581335dbdd60 109 timestamp |= ((int) *(buf + 43));
rob.meades@u-blox.com 1:581335dbdd60 110 timestamp -= TIME1970;
rob.meades@u-blox.com 1:581335dbdd60 111 localTime = localtime(&timestamp);
rob.meades@u-blox.com 1:581335dbdd60 112 if (localTime) {
rob.meades@u-blox.com 1:581335dbdd60 113 if (strftime(timeString, sizeof(timeString), "%a %b %d %H:%M:%S %Y", localTime) > 0) {
rob.meades@u-blox.com 1:581335dbdd60 114 printf("NTP timestamp is %s.\n", timeString);
rob.meades@u-blox.com 1:581335dbdd60 115 }
rob.meades@u-blox.com 1:581335dbdd60 116 }
rob.meades@u-blox.com 1:581335dbdd60 117 }
rob.meades@u-blox.com 1:581335dbdd60 118 }
rob.meades@u-blox.com 1:581335dbdd60 119
rob.meades@u-blox.com 1:581335dbdd60 120 static void cbButton()
rob.meades@u-blox.com 1:581335dbdd60 121 {
rob.meades@u-blox.com 1:581335dbdd60 122 buttonPressed = true;
rob.meades@u-blox.com 1:581335dbdd60 123 pulseEvent();
rob.meades@u-blox.com 1:581335dbdd60 124 }
rob.meades@u-blox.com 1:581335dbdd60 125
rob.meades@u-blox.com 1:581335dbdd60 126 /* This example program for the u-blox C030 and C027 boards instantiates
RobMeades 33:48101a4c3f14 127 * the UbloxATCellularInterface or OnboardCellularInterface and uses it
rob.meades@u-blox.com 30:4e55e975dd0b 128 * to make a simple sockets connection to a server, using 2.pool.ntp.org
rob.meades@u-blox.com 13:d31b8735cca8 129 * for UDP and developer.mbed.org for TCP. For a more comprehensive example,
rob.meades@u-blox.com 13:d31b8735cca8 130 * where higher layer protocols make use of the same sockets interface,
rob.meades@u-blox.com 13:d31b8735cca8 131 * see example-ublox-mbed-client.
rob.meades@u-blox.com 1:581335dbdd60 132 * Progress may be monitored with a serial terminal running at 9600 baud.
rob.meades@u-blox.com 1:581335dbdd60 133 * The LED on the C030 board will turn green when this program is
rob.meades@u-blox.com 1:581335dbdd60 134 * operating correctly, pulse blue when a sockets operation is completed
rob.meades@u-blox.com 1:581335dbdd60 135 * and turn red if there is a failure.
rob.meades@u-blox.com 1:581335dbdd60 136 */
rob.meades@u-blox.com 1:581335dbdd60 137
rob.meades@u-blox.com 1:581335dbdd60 138 int main()
rob.meades@u-blox.com 1:581335dbdd60 139 {
RobMeades 10:1f35371d572d 140 INTERFACE_CLASS *interface = new INTERFACE_CLASS();
RobMeades 5:bf352de1d3e5 141 // If you need to debug the cellular interface, comment out the
RobMeades 5:bf352de1d3e5 142 // instantiation above and uncomment the one below.
rob.meades@u-blox.com 31:4a36566b5385 143 // For the N2xx interface, change xxx to MBED_CONF_UBLOX_CELL_BAUD_RATE,
rob.meades@u-blox.com 31:4a36566b5385 144 // while for the non-N2xx interface change it to MBED_CONF_UBLOX_CELL_N2XX_BAUD_RATE.
RobMeades 8:3e170c40a284 145 // INTERFACE_CLASS *interface = new INTERFACE_CLASS(MDMTXD, MDMRXD,
rob.meades@u-blox.com 31:4a36566b5385 146 // xxx,
RobMeades 8:3e170c40a284 147 // true);
rob.meades@u-blox.com 28:e33af9f1ce3e 148 #ifndef TARGET_UBLOX_C030_N211
rob.meades@u-blox.com 1:581335dbdd60 149 TCPSocket sockTcp;
rob.meades@u-blox.com 28:e33af9f1ce3e 150 #endif
rob.meades@u-blox.com 1:581335dbdd60 151 UDPSocket sockUdp;
rob.meades@u-blox.com 1:581335dbdd60 152 SocketAddress udpServer;
rob.meades@u-blox.com 1:581335dbdd60 153 SocketAddress udpSenderAddress;
rob.meades@u-blox.com 1:581335dbdd60 154 SocketAddress tcpServer;
rob.meades@u-blox.com 1:581335dbdd60 155 char buf[1024];
rob.meades@u-blox.com 1:581335dbdd60 156 int x;
RobMeades 4:3e2b789c3adc 157 #ifdef TARGET_UBLOX_C027
RobMeades 4:3e2b789c3adc 158 // No user button on C027
RobMeades 4:3e2b789c3adc 159 InterruptIn userButton(NC);
RobMeades 4:3e2b789c3adc 160 #else
rob.meades@u-blox.com 1:581335dbdd60 161 InterruptIn userButton(SW0);
RobMeades 4:3e2b789c3adc 162 #endif
rob.meades@u-blox.com 1:581335dbdd60 163
rob.meades@u-blox.com 1:581335dbdd60 164 // Attach a function to the user button
rob.meades@u-blox.com 1:581335dbdd60 165 userButton.rise(&cbButton);
rob.meades@u-blox.com 1:581335dbdd60 166
rob.meades@u-blox.com 1:581335dbdd60 167 good();
rob.meades@u-blox.com 1:581335dbdd60 168 printf("Starting up, please wait up to 180 seconds for network registration to complete...\n");
RobMeades 33:48101a4c3f14 169 interface->set_credentials(APN, USERNAME, PASSWORD);
RobMeades 33:48101a4c3f14 170 for (x = 0; interface->connect(PIN) != 0; x++) {
RobMeades 33:48101a4c3f14 171 if (x > 0) {
RobMeades 33:48101a4c3f14 172 bad();
RobMeades 33:48101a4c3f14 173 printf("Retrying (have you checked that an antenna is plugged in and your APN is correct?)...\n");
RobMeades 33:48101a4c3f14 174 }
RobMeades 33:48101a4c3f14 175 }
RobMeades 33:48101a4c3f14 176 pulseEvent();
RobMeades 33:48101a4c3f14 177
RobMeades 33:48101a4c3f14 178 printf("Getting the IP address of \"developer.mbed.org\" and \"2.pool.ntp.org\"...\n");
RobMeades 33:48101a4c3f14 179 if ((interface->gethostbyname("2.pool.ntp.org", &udpServer) == 0) &&
fahim.alavi@u-blox.com 35:8e65f2bee044 180 (interface->gethostbyname(TCP_SERVER, &tcpServer) == 0)) {
rob.meades@u-blox.com 1:581335dbdd60 181 pulseEvent();
RobMeades 33:48101a4c3f14 182
RobMeades 33:48101a4c3f14 183 udpServer.set_port(123);
fahim.alavi@u-blox.com 35:8e65f2bee044 184 tcpServer.set_port(80);
RobMeades 33:48101a4c3f14 185 printf("\"2.pool.ntp.org\" address: %s on port %d.\n", udpServer.get_ip_address(), udpServer.get_port());
fahim.alavi@u-blox.com 35:8e65f2bee044 186 printf("\"os.mbed.com\" address: %s on port %d.\n", tcpServer.get_ip_address(), tcpServer.get_port());
rob.meades@u-blox.com 28:e33af9f1ce3e 187
RobMeades 33:48101a4c3f14 188 printf("Performing socket operations in a loop (until the user button is pressed on C030 or forever on C027)...\n");
RobMeades 33:48101a4c3f14 189 while (!buttonPressed) {
RobMeades 33:48101a4c3f14 190 // UDP Sockets
RobMeades 33:48101a4c3f14 191 printf("=== UDP ===\n");
RobMeades 33:48101a4c3f14 192 printf("Opening a UDP socket...\n");
RobMeades 33:48101a4c3f14 193 if (sockUdp.open(interface) == 0) {
RobMeades 33:48101a4c3f14 194 pulseEvent();
RobMeades 33:48101a4c3f14 195 printf("UDP socket open.\n");
RobMeades 33:48101a4c3f14 196 sockUdp.set_timeout(10000);
RobMeades 33:48101a4c3f14 197 printf("Sending time request to \"2.pool.ntp.org\" over UDP socket...\n");
RobMeades 33:48101a4c3f14 198 memset (buf, 0, sizeof(buf));
RobMeades 33:48101a4c3f14 199 *buf = '\x1b';
RobMeades 33:48101a4c3f14 200 if (sockUdp.sendto(udpServer, (void *) buf, 48) == 48) {
rob.meades@u-blox.com 1:581335dbdd60 201 pulseEvent();
RobMeades 33:48101a4c3f14 202 printf("Socket send completed, waiting for UDP response...\n");
RobMeades 33:48101a4c3f14 203 x = sockUdp.recvfrom(&udpSenderAddress, buf, sizeof (buf));
RobMeades 33:48101a4c3f14 204 if (x > 0) {
rob.meades@u-blox.com 1:581335dbdd60 205 pulseEvent();
RobMeades 33:48101a4c3f14 206 printf("Received %d byte response from server %s on UDP socket:\n"
RobMeades 33:48101a4c3f14 207 "-------------------------------------------------------\n",
RobMeades 33:48101a4c3f14 208 x, udpSenderAddress.get_ip_address());
RobMeades 33:48101a4c3f14 209 printNtpTime(buf, x);
RobMeades 33:48101a4c3f14 210 printf("-------------------------------------------------------\n");
RobMeades 33:48101a4c3f14 211 }
RobMeades 33:48101a4c3f14 212 }
RobMeades 33:48101a4c3f14 213 printf("Closing socket...\n");
RobMeades 33:48101a4c3f14 214 sockUdp.close();
RobMeades 33:48101a4c3f14 215 pulseEvent();
RobMeades 33:48101a4c3f14 216 printf("Socket closed.\n");
RobMeades 33:48101a4c3f14 217 }
RobMeades 33:48101a4c3f14 218
RobMeades 33:48101a4c3f14 219 #ifndef TARGET_UBLOX_C030_N211
RobMeades 33:48101a4c3f14 220 // TCP Sockets
RobMeades 33:48101a4c3f14 221 printf("=== TCP ===\n");
RobMeades 33:48101a4c3f14 222 printf("Opening a TCP socket...\n");
RobMeades 33:48101a4c3f14 223 if (sockTcp.open(interface) == 0) {
RobMeades 33:48101a4c3f14 224 pulseEvent();
RobMeades 33:48101a4c3f14 225 printf("TCP socket open.\n");
RobMeades 33:48101a4c3f14 226 sockTcp.set_timeout(10000);
RobMeades 33:48101a4c3f14 227 printf("Connecting socket to %s on port %d...\n", tcpServer.get_ip_address(), tcpServer.get_port());
RobMeades 33:48101a4c3f14 228 if (sockTcp.connect(tcpServer) == 0) {
RobMeades 33:48101a4c3f14 229 pulseEvent();
fahim.alavi@u-blox.com 35:8e65f2bee044 230 printf("Connected, sending HTTP GET request to %s over socket...\n", TCP_SERVER);
RobMeades 33:48101a4c3f14 231 strcpy (buf, "GET /media/uploads/mbed_official/hello.txt HTTP/1.0\r\n\r\n");
RobMeades 33:48101a4c3f14 232 // Note: since this is a short string we can send it in one go as it will
RobMeades 33:48101a4c3f14 233 // fit within the default buffer sizes. Normally you should call sock.send()
RobMeades 33:48101a4c3f14 234 // in a loop until your entire buffer has been sent.
RobMeades 33:48101a4c3f14 235 if (sockTcp.send((void *) buf, strlen(buf)) == (int) strlen(buf)) {
RobMeades 33:48101a4c3f14 236 pulseEvent();
RobMeades 33:48101a4c3f14 237 printf("Socket send completed, waiting for response...\n");
RobMeades 33:48101a4c3f14 238 x = sockTcp.recv(buf, sizeof (buf));
rob.meades@u-blox.com 1:581335dbdd60 239 if (x > 0) {
rob.meades@u-blox.com 1:581335dbdd60 240 pulseEvent();
RobMeades 33:48101a4c3f14 241 printf("Received %d byte response from server on TCP socket:\n"
RobMeades 33:48101a4c3f14 242 "----------------------------------------------------\n%.*s"
RobMeades 33:48101a4c3f14 243 "----------------------------------------------------\n",
RobMeades 33:48101a4c3f14 244 x, x, buf);
rob.meades@u-blox.com 1:581335dbdd60 245 }
rob.meades@u-blox.com 1:581335dbdd60 246 }
rob.meades@u-blox.com 1:581335dbdd60 247 }
RobMeades 33:48101a4c3f14 248 printf("Closing socket...\n");
RobMeades 33:48101a4c3f14 249 sockTcp.close();
RobMeades 33:48101a4c3f14 250 pulseEvent();
RobMeades 33:48101a4c3f14 251 printf("Socket closed.\n");
rob.meades@u-blox.com 1:581335dbdd60 252 }
RobMeades 33:48101a4c3f14 253 #endif
RobMeades 33:48101a4c3f14 254 wait_ms(5000);
RobMeades 33:48101a4c3f14 255 #ifndef TARGET_UBLOX_C027
RobMeades 33:48101a4c3f14 256 printf("[Checking if user button has been pressed]\n");
RobMeades 33:48101a4c3f14 257 #endif
rob.meades@u-blox.com 1:581335dbdd60 258 }
RobMeades 33:48101a4c3f14 259
RobMeades 33:48101a4c3f14 260 pulseEvent();
RobMeades 33:48101a4c3f14 261 printf("User button was pressed, stopping...\n");
RobMeades 33:48101a4c3f14 262 interface->disconnect();
RobMeades 33:48101a4c3f14 263 ledOff();
RobMeades 33:48101a4c3f14 264 printf("Stopped.\n");
rob.meades@u-blox.com 1:581335dbdd60 265 } else {
rob.meades@u-blox.com 1:581335dbdd60 266 bad();
RobMeades 33:48101a4c3f14 267 printf("Unable to get IP address of \"developer.mbed.org\" or \"2.pool.ntp.org\".\n");
rob.meades@u-blox.com 1:581335dbdd60 268 }
rob.meades@u-blox.com 1:581335dbdd60 269 }
RobMeades 32:bdc45c7052cc 270 // End Of File