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1 /*
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2 * Servidor.c
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3 *
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4 * Created on: Nov 3, 2009
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5 * Author: Jose Francisco Quenta
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6 *
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7 * Se implementa:
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8 * -Carga en memoria los apuntes contenidos en un archivo de experimentos: apunte0 -> GPIO
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9 * -Cambio de apunte.
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10 * -Lectura del estado actual del apunte y grabado del mismo en un archivo
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11 */
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12
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13 #include <stdio.h>
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14 #include <stdlib.h>
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15 #include <string.h>
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16 #include <unistd.h>
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17 #include <errno.h>
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18
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19 #include <sys/types.h>
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20 #include <sys/socket.h>
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21 #include <netinet/in.h>
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22 #include <arpa/inet.h>
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23 #include <netdb.h>
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24
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25 #include "./Librerias/AT91gpio_Funciones.h"
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26 #include "./Librerias/Mensajes.h"
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27
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28 #define PUERTO_SERVIDOR 5500
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29 #define TAM_BUFFER 100
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30
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31 #define maskc_out PC30+PC28+PC26+PC24+PC22+PC20 //MSB-UP-LSB MSB-DOWN-LSB //APUNTE
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32
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33 #define maskb_in PB16+PB18+PB20+PB30+PB24+PB22 //MSB-UP-LSB MSB-DOWN-LSB //VERIFICACION
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34
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35 #define bit_up_2 0x00010000 //Mascara de cada bit a revisar: bit_up_2 es MSB
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36 #define bit_up_1 0x00040000
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37 #define bit_up_0 0x00100000
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38 #define bit_dow_2 0x40000000
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39 #define bit_dow_1 0x01000000
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40 #define bit_dow_0 0x00400000
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41
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42 #define MyID 11
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43
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44 char *buff_experimento= NULL;
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45
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46 AT91S_PIO *pioc;
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47 AT91S_PIO *piob;
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48
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49 /*
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50 * Zona de declaracion de cabeceras.
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51 */
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52 void inicializa_gpio();
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53 int procesa_peticion(char *buff_peticion);
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54 int cambia_apuntamiento(char *puntero_char);
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55 int carga_experimento(char *nombre_archivo);
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56 int chequeo_sistema(char *numero_muestras);
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57
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58 /*
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59 *
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60 */
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61 int main(){
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62
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63 int conexion_servidorFd;
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64 struct sockaddr_in inf_servidor;
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65 struct sockaddr_storage inf_cliente;
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66 int resultado;
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67 int numbytes_recibidos;
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68 int rpta;
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69
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70 char *buff_peticion = (char *) malloc(TAM_BUFFER);
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71
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72 size_t addr_len;
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73
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74 memset(&inf_servidor, 0, sizeof(inf_servidor));
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75 inf_servidor.sin_family= AF_INET;
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76 inf_servidor.sin_port= htons(PUERTO_SERVIDOR);
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77 inf_servidor.sin_addr.s_addr= INADDR_ANY;
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78
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79 /* Se establece el socket */
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80 conexion_servidorFd = socket(AF_INET,SOCK_DGRAM,0);
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81 if (conexion_servidorFd == -1){
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82 ERROR_FATAL("No se establecio correctamente el socket: socket()");
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83 }
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84
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85 /* Se asocia el socket a un puerto y una IP */
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86 resultado = bind(conexion_servidorFd,(struct sockaddr *)&inf_servidor,sizeof(inf_servidor));
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87 if (resultado== -1){
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88 ERROR_FATAL("No se establecio correctamente el socket: bind()");
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89 }
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90
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91 /* Inicializamos el puerto GPIO del sistema embebido GSBC-9260S */
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92 inicializa_gpio();
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93
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94 while(1){
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95 LOG_SERVIDOR("Esperando solicitud de cliente...\n");
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96
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97 /* Se espera hasta que un cliente se conecte */
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98 addr_len = sizeof(inf_cliente);
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99 numbytes_recibidos = recvfrom(conexion_servidorFd, buff_peticion, TAM_BUFFER-1, 0, (struct sockaddr *)&inf_cliente, &addr_len);
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100 if (numbytes_recibidos == -1){
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101 ERROR_FATAL("Error en la recepcion de datos: recvfrom()");
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102 }
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103
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104 /* Se procede a procesar los datos recibidos */
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105 buff_peticion[numbytes_recibidos]= '\0';
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106
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107 /* procesamiento de la peticion */
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108 rpta = procesa_peticion(buff_peticion);
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109
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110 //Respuesta del modulo de control
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111 //
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112
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113
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114 }
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115 }
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116
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117
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118
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119 /*
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120 * Esta funcion incializa el puerto GPIO
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121 */
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122 void inicializa_gpio(){
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123
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124 // Configuracion de los pines de APUNTE
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125 pioc = pio_map(PIOC_BASE);
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126 pio_enable(pioc, maskc_out);
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127 pio_disable_irq(pioc, maskc_out);
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128 pio_disable_multiple_driver(pioc, maskc_out);
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129 pio_disable_pull_ups(pioc, maskc_out);
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130 pio_synchronous_data_output(pioc, maskc_out);
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131 pio_output_enable(pioc, maskc_out);
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132
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133 // Configuracion de los pines de VERIFICACION
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134 piob = pio_map(PIOB_BASE);
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135 pio_enable(piob, maskb_in);
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136 pio_disable_irq(piob, maskb_in);
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137 pio_disable_multiple_driver(piob, maskb_in);
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138 pio_disable_pull_ups(piob, maskb_in);
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139 pio_input_enable(piob, maskb_in);
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140
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141 }
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142
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143 /*
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144 * Esta funcion procesa el mensaje de peticion y genera respuesta
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145 */
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146 int procesa_peticion(char *buff_peticion){
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147 int rpta;
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148 // char *header = strtok(buff_peticion, ":");
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149 // char *ipSource = strtok(buff_peticion, ":");
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150 // char *ipDestino = strtok(buff_peticion, ":");
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151 char *comando = strtok(buff_peticion, ":");
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152 char *valor = strtok(NULL, ":");
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153
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154 if ((comando == NULL) || (valor == NULL)){
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155 ERROR("procesarPeticion: formato de mensaje incorrecto");
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156 }
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157 else{
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158 if(strcmp(comando,"CARGA") == 0)
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159 rpta = carga_experimento(valor);
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160 else if(strcmp(comando,"CAMBIA") == 0)
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161 rpta = cambia_apuntamiento(valor);
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162 else if(strcmp(comando,"CHEQUEO") == 0)
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163 rpta = chequeo_sistema(valor);
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164 else
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165 ERROR("procesa_peticion: comando no reconocido");
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166 }
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167
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168 return rpta;
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169 }
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170
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171
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172 /*
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173 * Esta funcion carga un archivo en un buffer que esta ubicado en memoria, luego
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174 * este buffer es usado en la funcion "cambia_apuntamiento" para obtener el dato
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175 * que sera usado en el cambio de apuntamiento.
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176 */
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177 int carga_experimento(char *nombre_archivo){
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178
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179 FILE *Archivo_Fd;
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180
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181 char *cadena = (char *) malloc(25);
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182
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183 int longitud_cadena;
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184 int num_bytes= 0;
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185 int num_filas= 0;
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186
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187 char ruta_archivo[50]; // Se crea la ruta para abrir el archivo
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188 strcpy(ruta_archivo,"/mnt/sd/archivos/");
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189 strcat(ruta_archivo,nombre_archivo);
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190
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191 Archivo_Fd = fopen(ruta_archivo,"r"); // Se procede a abrir el archivo, segun la ruta especificada
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192 if(!Archivo_Fd){
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193 ERROR("carga_archivo: No se pudo abrir el archivo!!! --> fopen()\n");
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194 return -1;
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195 }else{
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196
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197 while(!feof(Archivo_Fd)){ // Se procede a calcular la longitud del archivo para separar memoria
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198 fgets(cadena,20,Archivo_Fd);
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199 longitud_cadena= strlen(cadena);
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200 cadena[longitud_cadena-1] = '\0';
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201 num_bytes = num_bytes + longitud_cadena;
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202 num_filas++;
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203 }
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204
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205 rewind(Archivo_Fd); // Se reinicia el puntero del archivo
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206
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207 char *buffer_temporal = (char *) malloc(num_bytes+1); // Se separa espacio de memoria segun
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208 // la longitud del archivo
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209 fread(buffer_temporal, sizeof(char), num_bytes, Archivo_Fd);
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210
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211 char *puntero= strstr(buffer_temporal,".abs"); // Se procede a eliminar la cabecera del archivo
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212 puntero= puntero + 12;
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213
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214 buff_experimento = (char *) malloc(7*(num_filas-3)); // num_bytes_fila*(num_filas-3);
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215 strncpy(buff_experimento,puntero,7*(num_filas-3)); // Se carga en memoria la informacion del archivo
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216
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217 fclose(Archivo_Fd);
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218
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219 cambia_apuntamiento("0"); // Se apunta a la direccion 0
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220
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221 return 1;
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222 }
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223 }
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224
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225 /*
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226 * Esta funcion recibe un numero en formato char, el dato se transforma a su equivalente en
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227 * un numero entero, que sera usado para sacar un dato del buffer "buff_experimento", esta
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228 * dato es el valor que se enviara al sistema de conmutacion RF para el cambio de apunte a
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229 * traves del puerto GPIO.
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230 */
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231 int cambia_apuntamiento(char *puntero_char){
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232
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233 /*MSB-UP-LSB MSB-DOWN-LSB*/
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234 int desplazamiento[6]={30,28,26,24,22,20}; // Defino los dezplazamientos que se aplicara
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235 // al dato que ingresa para formar el número
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236 // entero que se le pasara al puerto GPIO
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237 // Estos números son los pines del puerto GPIO
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238 // que se estan usando para el control
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239
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240 int puntero= atoi(puntero_char); // Se convierte a entero la direccion del puntero
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241
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242 int base= 7*puntero; // base= cantidad_bytes del dato x puntero
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243 // cantidad de bytes es el numero de bytes que
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244 printf("%i\n",puntero); // contiene cada dato, para este caso es 7
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245 // porque es 6 bits de datos + 1 bit del cambio
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246 // de linea.
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247 char valor_char;
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248 unsigned long valor;
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249 unsigned long acumulado_ceros=0;
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250 unsigned long acumulado_unos=0;
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251
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252 int offset; // Defino offset para el desplazamiento a traves
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253 for(offset=0;offset<6;offset++){ // de cada dato que se obtiene del "buff_experimento"
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254
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255 valor_char= buff_experimento[base+offset]; // Obtengo el dato
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256
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257 if (valor_char == '0'){ // Obtengo el número acumulado segun sea un cero o un uno
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258 valor= 0;
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259 acumulado_ceros= acumulado_ceros + (1 << desplazamiento[offset]);
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260 }else{
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261 valor= 1;
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262 acumulado_unos= acumulado_unos + (1 << desplazamiento[offset]);
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263 }
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264
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265 }
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266
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267 pio_out(pioc, maskc_out, acumulado_unos, 1);
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268 pio_out(pioc, maskc_out, acumulado_ceros, 0);
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269
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270 return 1;
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271
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272 }
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273
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274 /*
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275 * Esta funcion lee "n" veces el estado del APUNTE actual y lo guarda en el
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276 * archivo Verificacion.
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277 */
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278
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279 int chequeo_sistema(char *numero_muestras){
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280
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281 char valor[7];
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282 int i,cnt;
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283 unsigned int entradac= 0;
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284 FILE *fd;
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285 fd=fopen("/mnt/sd/archivos/Verificacion","w");
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286 fprintf(fd,"%s\n","Verificacion");
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287 fprintf(fd,"%s\n","------------");
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288 cnt=0;
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289 do
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290 {
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291 //Inicializando arreglo
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292 for(i=0;i<6;i++)
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293 valor[i]='0';
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294
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295 valor[6]='\0';
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296
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297 //Lectura de puerto
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298 entradac= pio_in(piob,maskb_in);
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299
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300 //Dandole formato al dato
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301 if (!(entradac & bit_up_2))
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302 valor[0] = '1';
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303 if (!(entradac & bit_up_1))
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304 valor[1] = '1';
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305 if (!(entradac & bit_up_0))
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306 valor[2] = '1';
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307 if (!(entradac & bit_dow_2))
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308 valor[3] = '1';
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309 if (!(entradac & bit_dow_1))
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310 valor[4] = '1';
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311 if (!(entradac & bit_dow_0))
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312 valor[5] = '1';
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313
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314 //Escribiendo en archivo
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315 fprintf(fd,"%s\n",valor);
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316 cnt=cnt+1;
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317 usleep(1*1000*1000);
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318
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319 }while(cnt < atoi(numero_muestras));
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320
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321 fclose(fd);
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322
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323 return 1;
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324 } No newline at end of file
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1 1 /* No newline at end of file
2 2 * Servidor.c No newline at end of file
3 3 * No newline at end of file
4 4 * Created on: Nov 3, 2009 No newline at end of file
5 5 * Author: Jose Francisco Quenta No newline at end of file
6 6 * No newline at end of file
7 7 * Se implementa: No newline at end of file
8 8 * -Carga en memoria los apuntes contenidos en un archivo de experimentos: apunte0 -> GPIO No newline at end of file
9 9 * -Cambio de apunte. No newline at end of file
10 10 * -Lectura del estado actual del apunte y grabado del mismo en un archivo No newline at end of file
11 11 */ No newline at end of file
12 12 No newline at end of file
13 13 #include <stdio.h> No newline at end of file
14 14 #include <stdlib.h> No newline at end of file
15 15 #include <string.h> No newline at end of file
16 16 #include <unistd.h> No newline at end of file
17 17 #include <errno.h> No newline at end of file
18 18 No newline at end of file
19 19 #include <sys/types.h> No newline at end of file
20 20 #include <sys/socket.h> No newline at end of file
21 21 #include <netinet/in.h> No newline at end of file
22 22 #include <arpa/inet.h> No newline at end of file
23 23 #include <netdb.h> No newline at end of file
24 24 No newline at end of file
25 25 #include "./Librerias/AT91gpio_Funciones.h" No newline at end of file
26 26 #include "./Librerias/Mensajes.h" No newline at end of file
27 27 No newline at end of file
28 28 #define PUERTO_SERVIDOR 5500 No newline at end of file
29 29 #define TAM_BUFFER 100 No newline at end of file
30 30 No newline at end of file
31 31 #define maskc_out PC30+PC28+PC26+PC24+PC22+PC20 //MSB-UP-LSB MSB-DOWN-LSB //APUNTE No newline at end of file
32 32 No newline at end of file
33 33 #define maskb_in PB16+PB18+PB20+PB30+PB24+PB22 //MSB-UP-LSB MSB-DOWN-LSB //VERIFICACION No newline at end of file
34 34 No newline at end of file
35 35 #define bit_up_2 0x00010000 //Mascara de cada bit a revisar: bit_up_2 es MSB No newline at end of file
36 36 #define bit_up_1 0x00040000 No newline at end of file
37 37 #define bit_up_0 0x00100000 No newline at end of file
38 38 #define bit_dow_2 0x40000000 No newline at end of file
39 39 #define bit_dow_1 0x01000000 No newline at end of file
40 40 #define bit_dow_0 0x00400000 No newline at end of file
41 41 No newline at end of file
42 42 #define MyID 11 No newline at end of file
43 43 No newline at end of file
44 44 char *buff_experimento= NULL; No newline at end of file
45 45 No newline at end of file
46 46 AT91S_PIO *pioc; No newline at end of file
47 47 AT91S_PIO *piob; No newline at end of file
48 48 No newline at end of file
49 49 /* No newline at end of file
50 50 * Zona de declaracion de cabeceras. No newline at end of file
51 51 */ No newline at end of file
52 52 void inicializa_gpio();
53 No newline at end of file
53 int procesa_peticion(char *buff_peticion);
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54 No newline at end of file
54 int cambia_apuntamiento(char *puntero_char);
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55 No newline at end of file
55 int carga_experimento(char *nombre_archivo);
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56 No newline at end of file
56 int chequeo_sistema(char *numero_muestras); No newline at end of file
No newline at end of file
57 //int carga_experimento(char *nombre_archivo);
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58 void carga_experimento(char *nombre_archivo);
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59 //int chequeo_sistema(char *numero_muestras);
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60 void chequeo_sistema(char *numero_muestras); No newline at end of file
57 61 No newline at end of file
58 62 /* No newline at end of file
59 63 * No newline at end of file
60 64 */ No newline at end of file
61 65 int main(){ No newline at end of file
62 66 No newline at end of file
63 67 int conexion_servidorFd; No newline at end of file
64 68 struct sockaddr_in inf_servidor; No newline at end of file
65 69 struct sockaddr_storage inf_cliente; No newline at end of file
66 70 int resultado; No newline at end of file
67 71 int numbytes_recibidos;
72 No newline at end of file
68 int rpta; No newline at end of file
69 73 No newline at end of file
70 74 char *buff_peticion = (char *) malloc(TAM_BUFFER); No newline at end of file
71 75 No newline at end of file
72 76 size_t addr_len; No newline at end of file
73 77 No newline at end of file
74 78 memset(&inf_servidor, 0, sizeof(inf_servidor)); No newline at end of file
75 79 inf_servidor.sin_family= AF_INET; No newline at end of file
76 80 inf_servidor.sin_port= htons(PUERTO_SERVIDOR); No newline at end of file
77 81 inf_servidor.sin_addr.s_addr= INADDR_ANY; No newline at end of file
78 82 No newline at end of file
79 83 /* Se establece el socket */ No newline at end of file
80 84 conexion_servidorFd = socket(AF_INET,SOCK_DGRAM,0); No newline at end of file
81 85 if (conexion_servidorFd == -1){ No newline at end of file
82 86 ERROR_FATAL("No se establecio correctamente el socket: socket()"); No newline at end of file
83 87 } No newline at end of file
84 88 No newline at end of file
85 89 /* Se asocia el socket a un puerto y una IP */ No newline at end of file
86 90 resultado = bind(conexion_servidorFd,(struct sockaddr *)&inf_servidor,sizeof(inf_servidor)); No newline at end of file
87 91 if (resultado== -1){ No newline at end of file
88 92 ERROR_FATAL("No se establecio correctamente el socket: bind()"); No newline at end of file
89 93 } No newline at end of file
90 94 No newline at end of file
91 95 /* Inicializamos el puerto GPIO del sistema embebido GSBC-9260S */ No newline at end of file
92 96 inicializa_gpio(); No newline at end of file
93 97 No newline at end of file
94 98 while(1){ No newline at end of file
95 99 LOG_SERVIDOR("Esperando solicitud de cliente...\n"); No newline at end of file
96 100 No newline at end of file
97 101 /* Se espera hasta que un cliente se conecte */ No newline at end of file
98 102 addr_len = sizeof(inf_cliente); No newline at end of file
99 103 numbytes_recibidos = recvfrom(conexion_servidorFd, buff_peticion, TAM_BUFFER-1, 0, (struct sockaddr *)&inf_cliente, &addr_len); No newline at end of file
100 104 if (numbytes_recibidos == -1){ No newline at end of file
101 105 ERROR_FATAL("Error en la recepcion de datos: recvfrom()");
106 No newline at end of file
102 } No newline at end of file
No newline at end of file
107 printf("Recibidos: %i\n",numbytes_recibidos); No newline at end of file
103 108 No newline at end of file
104 109 /* Se procede a procesar los datos recibidos */ No newline at end of file
105 110 buff_peticion[numbytes_recibidos]= '\0'; No newline at end of file
111 printf("%s\n",buff_peticion); No newline at end of file
106 112 No newline at end of file
107 113 /* procesamiento de la peticion */
114 No newline at end of file
108 rpta = procesa_peticion(buff_peticion); No newline at end of file
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115 procesa_peticion(buff_peticion); No newline at end of file
109 116 No newline at end of file
110 117 //Respuesta del modulo de control No newline at end of file
111 118 // No newline at end of file
112 119 No newline at end of file
113 120 No newline at end of file
114 121 } No newline at end of file
115 122 } No newline at end of file
116 123 No newline at end of file
117 124 /* No newline at end of file
118 125 * Esta funcion incializa el puerto GPIO No newline at end of file
119 126 */ No newline at end of file
120 127 void inicializa_gpio(){ No newline at end of file
121 128 No newline at end of file
122 129 // Configuracion de los pines de APUNTE No newline at end of file
123 130 pioc = pio_map(PIOC_BASE); No newline at end of file
124 131 pio_enable(pioc, maskc_out); No newline at end of file
125 132 pio_disable_irq(pioc, maskc_out); No newline at end of file
126 133 pio_disable_multiple_driver(pioc, maskc_out); No newline at end of file
127 134 pio_disable_pull_ups(pioc, maskc_out); No newline at end of file
128 135 pio_synchronous_data_output(pioc, maskc_out); No newline at end of file
129 136 pio_output_enable(pioc, maskc_out); No newline at end of file
130 137 No newline at end of file
131 138 // Configuracion de los pines de VERIFICACION No newline at end of file
132 139 piob = pio_map(PIOB_BASE); No newline at end of file
133 140 pio_enable(piob, maskb_in); No newline at end of file
134 141 pio_disable_irq(piob, maskb_in); No newline at end of file
135 142 pio_disable_multiple_driver(piob, maskb_in); No newline at end of file
136 143 pio_disable_pull_ups(piob, maskb_in); No newline at end of file
137 144 pio_input_enable(piob, maskb_in); No newline at end of file
138 145 No newline at end of file
139 146 } No newline at end of file
140 147 No newline at end of file
141 148 /* No newline at end of file
142 149 * Esta funcion procesa el mensaje de peticion y genera respuesta No newline at end of file
143 150 */
151 No newline at end of file
144 int procesa_peticion(char *buff_peticion){
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152 No newline at end of file
145 int rpta; No newline at end of file
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153 //int rpta = 0;
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154 No newline at end of file
146 155 // char *header = strtok(buff_peticion, ":"); No newline at end of file
147 156 // char *ipSource = strtok(buff_peticion, ":"); No newline at end of file
148 157 // char *ipDestino = strtok(buff_peticion, ":"); No newline at end of file
149 158 char *comando = strtok(buff_peticion, ":"); No newline at end of file
150 159 char *valor = strtok(NULL, ":"); No newline at end of file
151 160 No newline at end of file
161 printf("Testpoint_1\n"); No newline at end of file
152 162 if ((comando == NULL) || (valor == NULL)){ No newline at end of file
153 163 ERROR("procesarPeticion: formato de mensaje incorrecto"); No newline at end of file
154 164 } No newline at end of file
155 165 else{ No newline at end of file
156 166 if(strcmp(comando,"CARGA") == 0)
167 No newline at end of file
157 rpta = carga_experimento(valor); No newline at end of file
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168 carga_experimento(valor); No newline at end of file
158 169 else if(strcmp(comando,"CAMBIA") == 0)
170 No newline at end of file
159 rpta = cambia_apuntamiento(valor); No newline at end of file
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171 cambia_apuntamiento(valor); No newline at end of file
160 172 else if(strcmp(comando,"CHEQUEO") == 0)
173 No newline at end of file
161 rpta = chequeo_sistema(valor); No newline at end of file
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174 chequeo_sistema(valor); No newline at end of file
162 175 else No newline at end of file
163 176 ERROR("procesa_peticion: comando no reconocido"); No newline at end of file
164 177 } No newline at end of file
165 178
179 No newline at end of file
166 return rpta; No newline at end of file
167 180 } No newline at end of file
168 181 No newline at end of file
169 182 No newline at end of file
170 183 /* No newline at end of file
171 184 * Esta funcion carga un archivo en un buffer que esta ubicado en memoria, luego No newline at end of file
172 185 * este buffer es usado en la funcion "cambia_apuntamiento" para obtener el dato No newline at end of file
173 186 * que sera usado en el cambio de apuntamiento. No newline at end of file
174 187 */
188 No newline at end of file
175 int carga_experimento(char *nombre_archivo){ No newline at end of file
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189 void carga_experimento(char *nombre_archivo){ No newline at end of file
176 190 No newline at end of file
177 191 FILE *Archivo_Fd; No newline at end of file
178 192 No newline at end of file
179 193 char *cadena = (char *) malloc(25); No newline at end of file
180 194 No newline at end of file
181 195 int longitud_cadena; No newline at end of file
182 196 int num_bytes= 0; No newline at end of file
183 197 int num_filas= 0; No newline at end of file
184 198 No newline at end of file
185 199 char ruta_archivo[50]; // Se crea la ruta para abrir el archivo No newline at end of file
186 200 strcpy(ruta_archivo,"/mnt/sd/archivos/"); No newline at end of file
187 201 strcat(ruta_archivo,nombre_archivo); No newline at end of file
188 202 No newline at end of file
189 203 Archivo_Fd = fopen(ruta_archivo,"r"); // Se procede a abrir el archivo, segun la ruta especificada No newline at end of file
190 204 if(!Archivo_Fd){ No newline at end of file
191 205 ERROR("carga_archivo: No se pudo abrir el archivo!!! --> fopen()\n");
206 No newline at end of file
192 return -1; No newline at end of file
193 207 }else{
208 No newline at end of file
194 No newline at end of file
195 209 while(!feof(Archivo_Fd)){ // Se procede a calcular la longitud del archivo para separar memoria No newline at end of file
196 210 fgets(cadena,20,Archivo_Fd); No newline at end of file
197 211 longitud_cadena= strlen(cadena); No newline at end of file
198 212 cadena[longitud_cadena-1] = '\0'; No newline at end of file
199 213 num_bytes = num_bytes + longitud_cadena; No newline at end of file
200 214 num_filas++; No newline at end of file
201 215 } No newline at end of file
202 216 No newline at end of file
203 217 rewind(Archivo_Fd); // Se reinicia el puntero del archivo No newline at end of file
204 218 No newline at end of file
205 219 char *buffer_temporal = (char *) malloc(num_bytes+1); // Se separa espacio de memoria segun No newline at end of file
206 220 // la longitud del archivo No newline at end of file
207 221 fread(buffer_temporal, sizeof(char), num_bytes, Archivo_Fd); No newline at end of file
208 222
223 No newline at end of file
209 char *puntero= strstr(buffer_temporal,".abs"); // Se procede a eliminar la cabecera del archivo No newline at end of file
No newline at end of file
224 char *puntero= strstr(buffer_temporal,".ab1"); // Se procede a eliminar la cabecera del archivo No newline at end of file
210 225 puntero= puntero + 12; No newline at end of file
211 226 No newline at end of file
212 227 buff_experimento = (char *) malloc(7*(num_filas-3)); // num_bytes_fila*(num_filas-3); No newline at end of file
213 228 strncpy(buff_experimento,puntero,7*(num_filas-3)); // Se carga en memoria la informacion del archivo No newline at end of file
214 229 No newline at end of file
215 230 fclose(Archivo_Fd); No newline at end of file
216 231
232 No newline at end of file
217 cambia_apuntamiento("0"); // Se apunta a la direccion 0
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233 No newline at end of file
218
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234 No newline at end of file
219 return 1; No newline at end of file
220 235 } No newline at end of file
221 236 } No newline at end of file
222 237 No newline at end of file
223 238 /* No newline at end of file
224 239 * Esta funcion recibe un numero en formato char, el dato se transforma a su equivalente en No newline at end of file
225 240 * un numero entero, que sera usado para sacar un dato del buffer "buff_experimento", esta No newline at end of file
226 241 * dato es el valor que se enviara al sistema de conmutacion RF para el cambio de apunte a No newline at end of file
227 242 * traves del puerto GPIO. No newline at end of file
228 243 */
244 No newline at end of file
229 int cambia_apuntamiento(char *puntero_char){ No newline at end of file
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245 void cambia_apuntamiento(char *puntero_char){ No newline at end of file
230 246 No newline at end of file
231 247 /*MSB-UP-LSB MSB-DOWN-LSB*/ No newline at end of file
232 248 int desplazamiento[6]={30,28,26,24,22,20}; // Defino los dezplazamientos que se aplicara No newline at end of file
233 249 // al dato que ingresa para formar el número No newline at end of file
234 250 // entero que se le pasara al puerto GPIO No newline at end of file
235 251 // Estos números son los pines del puerto GPIO No newline at end of file
236 252 // que se estan usando para el control No newline at end of file
237 253 No newline at end of file
238 254 int puntero= atoi(puntero_char); // Se convierte a entero la direccion del puntero No newline at end of file
239 255 No newline at end of file
240 256 int base= 7*puntero; // base= cantidad_bytes del dato x puntero No newline at end of file
241 257 // cantidad de bytes es el numero de bytes que No newline at end of file
242 258 printf("%i\n",puntero); // contiene cada dato, para este caso es 7 No newline at end of file
243 259 // porque es 6 bits de datos + 1 bit del cambio No newline at end of file
244 260 // de linea. No newline at end of file
245 261 char valor_char; No newline at end of file
246 262 unsigned long valor; No newline at end of file
247 263 unsigned long acumulado_ceros=0; No newline at end of file
248 264 unsigned long acumulado_unos=0; No newline at end of file
249 265 No newline at end of file
250 266 int offset; // Defino offset para el desplazamiento a traves No newline at end of file
251 267 for(offset=0;offset<6;offset++){ // de cada dato que se obtiene del "buff_experimento" No newline at end of file
252 268 No newline at end of file
253 269 valor_char= buff_experimento[base+offset]; // Obtengo el dato No newline at end of file
254 270 No newline at end of file
255 271 if (valor_char == '0'){ // Obtengo el número acumulado segun sea un cero o un uno No newline at end of file
256 272 valor= 0; No newline at end of file
257 273 acumulado_ceros= acumulado_ceros + (1 << desplazamiento[offset]); No newline at end of file
258 274 }else{ No newline at end of file
259 275 valor= 1; No newline at end of file
260 276 acumulado_unos= acumulado_unos + (1 << desplazamiento[offset]); No newline at end of file
261 277 } No newline at end of file
262 278 No newline at end of file
263 279 } No newline at end of file
264 280 No newline at end of file
265 281 pio_out(pioc, maskc_out, acumulado_unos, 1); No newline at end of file
266 282 pio_out(pioc, maskc_out, acumulado_ceros, 0); No newline at end of file
267 283
284 No newline at end of file
268 return 1; No newline at end of file
269 285 No newline at end of file
270 286 } No newline at end of file
271 287 No newline at end of file
272 288 /* No newline at end of file
273 289 * Esta funcion lee "n" veces el estado del APUNTE actual y lo guarda en el No newline at end of file
274 290 * archivo Verificacion. No newline at end of file
275 291 */ No newline at end of file
276 292
293 No newline at end of file
277 int chequeo_sistema(char *numero_muestras){ No newline at end of file
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294 void chequeo_sistema(char *numero_muestras){ No newline at end of file
278 295 No newline at end of file
279 296 char valor[7]; No newline at end of file
280 297 int i,cnt; No newline at end of file
281 298 unsigned int entradac= 0; No newline at end of file
282 299 FILE *fd; No newline at end of file
283 300 fd=fopen("/mnt/sd/archivos/Verificacion","w"); No newline at end of file
284 301 fprintf(fd,"%s\n","Verificacion"); No newline at end of file
285 302 fprintf(fd,"%s\n","------------"); No newline at end of file
286 303 cnt=0; No newline at end of file
287 304 do No newline at end of file
288 305 { No newline at end of file
289 306 //Inicializando arreglo No newline at end of file
290 307 for(i=0;i<6;i++) No newline at end of file
291 308 valor[i]='0'; No newline at end of file
292 309 No newline at end of file
293 310 valor[6]='\0'; No newline at end of file
294 311 No newline at end of file
295 312 //Lectura de puerto No newline at end of file
296 313 entradac= pio_in(piob,maskb_in); No newline at end of file
297 314 No newline at end of file
298 315 //Dandole formato al dato No newline at end of file
299 316 if (!(entradac & bit_up_2)) No newline at end of file
300 317 valor[0] = '1'; No newline at end of file
301 318 if (!(entradac & bit_up_1)) No newline at end of file
302 319 valor[1] = '1'; No newline at end of file
303 320 if (!(entradac & bit_up_0)) No newline at end of file
304 321 valor[2] = '1'; No newline at end of file
305 322 if (!(entradac & bit_dow_2)) No newline at end of file
306 323 valor[3] = '1'; No newline at end of file
307 324 if (!(entradac & bit_dow_1)) No newline at end of file
308 325 valor[4] = '1'; No newline at end of file
309 326 if (!(entradac & bit_dow_0)) No newline at end of file
310 327 valor[5] = '1'; No newline at end of file
311 328 No newline at end of file
312 329 //Escribiendo en archivo No newline at end of file
313 330 fprintf(fd,"%s\n",valor); No newline at end of file
314 331 cnt=cnt+1; No newline at end of file
315 332 usleep(1*1000*1000); No newline at end of file
316 333
334 No newline at end of file
317 }while(cnt < atoi(numero_muestras)); No newline at end of file
318 335 No newline at end of file
319 336 fclose(fd); No newline at end of file
320 337
338 No newline at end of file
321 return 1;
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339 No newline at end of file
322 } No newline at end of file
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