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- changed Tool Chain Editor from 'MinGW GCC' to 'Linux GCC'

Browse source 
- added test/network_expample_1 --> TCP-Server for EVSE



git-svn-id: https://svn.code.sf.net/p/openv2g/code/trunk@21 d9f2db14-54d0-4bde-b00c-16405c910529
This commit is contained in:
mlauterbach 2010-10-27 08:45:20 +00:00
parent 350a915582
commit 3e4a8426d8
7 changed files with 1399 additions and 1020 deletions
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83
.cproject
View file

@ -16,43 +16,34 @@
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@ -483,44 +474,44 @@
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3
src/test/main.c
View file

@ -37,5 +37,8 @@ int main(int argc, char *argv[]) {
/* V2G client / service example scenario */
return main_service(argc, argv);
/* network example 1 */
/* return main_network_1(argc, argv); */
}

1
src/test/main.h
View file

@ -30,5 +30,6 @@
int main_codec(int argc, char *argv[]);
int main_service(int argc, char *argv[]);
int main_network_1(int argc, char *argv[]);
#endif

140
src/test/network_example1/main_network_1.c Normal file
View file

@ -0,0 +1,140 @@
/*
* Copyright (C) 2010 INSYS Microelectronics GmbH
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published
* by the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* 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 Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
/*******************************************************************
*
* @author mlauterbach
* @version 0.0.1
*
********************************************************************/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <unistd.h>
#define EVSE 1
#define PEV 2
static char *help_string =
"%s: Valid parameters are:\n"
" -v - print the program version and exit\n"
" -d - daemonize this process\n"
" -m<x> - mode of application with x=1 EVSE or x=2 PEV\n"
" -h - help\n";
extern void run_evse(unsigned int port);
extern void run_pev(unsigned int port);
static void arg_error(char *name)
{
fprintf(stderr, help_string, name);
exit(1);
}
int main_network_1(int argc, char *argv[])
{
int fd0, fd1, fd2;
int i, pid;
int daemonize = 0;
int mode = -1;
unsigned int port = 7259; /* TODO port is fix, should be configurable */
/* check arguments */
if(argc == 1)
arg_error("too few parameters");
for (i = 1; i < argc; i++) {
if ((argv[i][0] != '-') || (strlen(argv[i]) > 3)) {
fprintf(stderr, "Invalid argument: '%s'\n", argv[i]);
arg_error(argv[0]);
}
switch (argv[i][1]) {
case 'd':
daemonize = 1;
break;
case 'm':
mode = atoi(&argv[i][2]);
if(mode != EVSE && mode != PEV) {
fprintf(stderr, "Invalid option: '%s'\n", argv[i]);
arg_error(argv[0]);
}
break;
case 'h' :
fprintf(stdout, help_string, argv[0]);
exit(0);
case 'v':
printf("%s Example 1: 0.0.1\n", argv[0]);
exit(0);
default:
fprintf(stderr, "Invalid option: '%s'\n", argv[i]);
arg_error(argv[0]);
}
}
if (daemonize) {
if ((pid = fork()) > 0) {
exit(0);
} else if (pid < 0) {
printf("Error forking first fork\n");
exit(1);
} else {
/* setsid() is necessary if we really want to demonize */
if(setsid() == -1)
printf("Error setsid()\n");
/* Second fork to really deamonize me. */
if ((pid = fork()) > 0) {
exit(0);
} else if (pid < 0) {
printf("Error forking second fork\n");
exit(1);
}
}
/* change working directory to root so we won't prevent file systems
* from being unmounted.
*/
if(chdir("/") < 0) {
;
}
/* Attach file descriptors 0, 1, and 2 to /dev/null */
fd0 = open("/dev/null", O_RDWR);
fd1 = dup(0);
fd2 = dup(0);
}else {
printf("+++Start EVSE/PEV Example+++\n\n");
}
if (mode == EVSE) {
printf("+++Start EVSE on port: %i+++\n\n", port);
run_evse(port);
}else if (mode == PEV) {
printf("+++Start PEV to port: %i+++\n\n", port);
run_pev(port);
}
printf("+++Terminate EV2SE Example+++\n\n");
return 0;
}

214
src/test/network_example1/run_evse.c Normal file
View file

@ -0,0 +1,214 @@
/*
* Copyright (C) 2010 INSYS Microelectronics GmbH
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published
* by the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* 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 Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
/*******************************************************************
*
* @author mlauterbach
* @version 0.0.1
*
********************************************************************/
#include <netdb.h>
#include <errno.h>
#include <string.h>
#include <stdio.h>
#include <sys/select.h>
#include <sys/socket.h>
#include <sys/types.h>
#include <time.h>
#include <termios.h>
#include <unistd.h>
#include <netinet/in.h>
#include <netinet/tcp.h>
fd_set master_fd; /* master fd list */
fd_set read_fds; /* tmp fd list for select() */
int fdmax; /* maximum file descriptor number */
int listen_fd; /* file descriptor for TCP-Server */
int pev_fd; /* file descriptor to PEV */
static void close_server(void)
{
if(listen_fd == -1)
return;
tcflush(listen_fd, TCIOFLUSH);
FD_CLR(listen_fd, &master_fd);
close(listen_fd);
listen_fd = -1;
return;
}
static void init_server(void)
{
listen_fd = -1;
pev_fd = -1;
FD_ZERO(&master_fd);
FD_ZERO(&read_fds);
return;
}
static void cleanup_server(void)
{
close_server();
if(pev_fd != -1) {
close(pev_fd);
pev_fd = -1;
}
return;
}
static int start_server(unsigned int port)
{
int yes = 1;
struct addrinfo hints;
struct addrinfo *ai;
char str_port[10];
memset(&hints, 0, sizeof hints);
hints.ai_family = AF_INET;
hints.ai_socktype = SOCK_STREAM;
hints.ai_flags = AI_PASSIVE;
sprintf(str_port, "%d", port);
if ((getaddrinfo(NULL, str_port, &hints, &ai)) != 0) {
printf("ERROR: Could not get address info for the TCP listener: %s\n", strerror(errno));
return -1;
}
listen_fd = socket(ai->ai_family, ai->ai_socktype, ai->ai_protocol); /* create the socket */
if (listen_fd < 0) {
printf("ERROR: Creation of TCP listen socket failed: %s\n", strerror(errno));
listen_fd = -1;
return 1;
}
setsockopt(listen_fd, SOL_SOCKET, SO_REUSEADDR, &yes, sizeof(int)); /* just some options */
if (bind(listen_fd, ai->ai_addr, ai->ai_addrlen) < 0) { /* now we bind it to the port */
printf("ERROR: Binding TCP listen socket failed: %s\n", strerror(errno));
close(listen_fd);
listen_fd = -1;
return -1;
}
freeaddrinfo(ai);
if (listen(listen_fd, 10) == -1) { /* and put the socket in listen-mode */
printf("ERROR: Listening on TCP listen socket failed: %s\n", strerror(errno));
close(listen_fd);
listen_fd = -1;
return -1;
}
FD_SET(listen_fd, &master_fd);
if(listen_fd > fdmax)
fdmax = listen_fd;
printf("DEBUG: TCP-Server fd:%i\n", listen_fd);
return listen_fd;
}
static int accept_connection(void)
{
struct sockaddr_in remoteaddr;
socklen_t addrlen = sizeof remoteaddr;
pev_fd = accept(listen_fd, (struct sockaddr *) &remoteaddr, &addrlen);
if (pev_fd == -1) {
printf("ERROR: Could not accept on TCP listen socket: %s\n", strerror(errno));
return -1;
}
FD_SET(pev_fd, &master_fd);
if (pev_fd > fdmax) {
fdmax = pev_fd;
}
printf("PEV arrived .................... ;-)\n");
close_server();
return pev_fd;
}
static int handle_tcp_data(void)
{
ssize_t read_bytes;
uint8_t buffer[512];
read_bytes = read(pev_fd, buffer, sizeof(buffer)); /* get data from PEV */
if(read_bytes < 1) {
if(errno != EAGAIN) {
if(errno == EBADF)
printf("ERROR: Reading from TCP failed: connection is gone\n");
else
printf("ERROR: Reading from TCP failed: %d: %s\n", errno, strerror(errno));
printf("INFO: PEV gone\n");
close(pev_fd);
return -1;
}
}
printf("INFO: number of bytes from PEV: %i\n", read_bytes);
/* TODO give data to DoIP/EXI Parser and send response to PEV, if a complete EXI msg. was received */
return 0;
}
void run_evse(unsigned int port)
{
int sel;
struct timeval tv;
init_server();
listen_fd = start_server(port);
if (listen_fd == -1) {
printf("ERROR: open_server failed\n");
return;
}
for (;;) {
tv.tv_sec = 0;
tv.tv_usec = 100000;
FD_ZERO(&read_fds);
read_fds = master_fd;
sel = select(fdmax + 1, &read_fds, NULL, NULL, &tv);
if(sel > 0) {
if (FD_ISSET(listen_fd, &read_fds))
accept_connection();
if (FD_ISSET(pev_fd, &read_fds))
if(handle_tcp_data() == -1) { /* PEV gone */
break;
}
}else if (sel == -1) {
break;
}
}
cleanup_server();
return;
}

30
src/test/network_example1/run_pev.c Normal file
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@ -0,0 +1,30 @@
/*
* Copyright (C) 2010 INSYS Microelectronics GmbH
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published
* by the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* 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 Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
/*******************************************************************
*
* @author mlauterbach
* @version 0.0.1
*
********************************************************************/
void run_pev(unsigned int port)
{
// TODO
return;
}