void openPort(QString port)
{
#ifndef Q_OS_WIN32
int tries=MAX_RETRIES;
int i;
//repeatedly open the port until there are no errors
QByteArray ba = port.toLocal8Bit();
for(i=0;i<tries;i++) {
if (ser_open(ba.data(), 38400, &portFD) != -1) {
break;
} else {
std::cout << "Error opening serial port\n";
SLEEP(250);
}
}
if (i==tries) {
exit(1);
}
//reconfigure the device for Mac
_portName = port;
//std::cout << "Reconfiguring device\n";
ser_setspeed(&portFD, 38400);
#else
_portName = port;
_port = new QextSerialPort(port);
_port->setBaudRate(BAUD9600);
_port->setTimeout(1000);
if (!_port->open(QextSerialPort::ReadWrite))
error("Could not open serial port.");
#endif
}
int ser_open(char * port, union pinfo pinfo, union filedescriptor *fdp)
{
int rc;
int fd;
/*
* open the serial port
*/
fd = open(port, O_RDWR | O_NOCTTY | O_NONBLOCK);
if (fd < 0) {
printf("ser_open(): can't open device \"%s\": %s\n", port, strerror(errno));
return -1;
}
fdp->ifd = fd;
/*
* set serial line attributes
*/
rc = ser_setspeed(fdp, pinfo.baud);
if (rc) {
printf("%s: ser_open(): can't set attributes for device \"%s\": %s\n",
port, strerror(-rc));
close(fd);
return -1;
}
return 0;
}
static int ser_open(char * port, long baud, union filedescriptor *fdp)
{
int rc;
int fd;
/*
* If the port is of the form "net:<host>:<port>", then
* handle it as a TCP connection to a terminal server.
*/
if (strncmp(port, "net:", strlen("net:")) == 0) {
return net_open(port + strlen("net:"), fdp);
}
/*
* open the serial port
*/
fd = open(port, O_RDWR | O_NOCTTY | O_NONBLOCK);
if (fd < 0) {
fprintf(stderr, "%s: ser_open(): can't open device \"%s\": %s\n",
progname, port, strerror(errno));
return -1;
}
fdp->ifd = fd;
/*
* set serial line attributes
*/
rc = ser_setspeed(fdp, baud);
if (rc) {
fprintf(stderr,
"%s: ser_open(): can't set attributes for device \"%s\": %s\n",
progname, port, strerror(-rc));
close(fd);
return -1;
}
return 0;
}
static int ser_open(char * port, union pinfo pinfo, union filedescriptor *fdp)
{
LPVOID lpMsgBuf;
HANDLE hComPort=INVALID_HANDLE_VALUE;
char *newname = 0;
/*
* If the port is of the form "net:<host>:<port>", then
* handle it as a TCP connection to a terminal server.
*/
if (strncmp(port, "net:", strlen("net:")) == 0) {
#ifdef HAVE_LIBWS2_32
return net_open(port + strlen("net:"), fdp);
#else
avrdude_message(MSG_INFO, "%s: ser_open(): "
"not configured for TCP connections\n",
progname);
return -1;
#endif
}
if (strncasecmp(port, "com", strlen("com")) == 0) {
// prepend "\\\\.\\" to name, required for port # >= 10
newname = malloc(strlen("\\\\.\\") + strlen(port) + 1);
if (newname == 0) {
avrdude_message(MSG_INFO, "%s: ser_open(): out of memory\n",
progname);
exit(1);
}
strcpy(newname, "\\\\.\\");
strcat(newname, port);
port = newname;
}
hComPort = CreateFile(port, GENERIC_READ | GENERIC_WRITE, 0, NULL,
OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
if (hComPort == INVALID_HANDLE_VALUE) {
FormatMessage(
FORMAT_MESSAGE_ALLOCATE_BUFFER |
FORMAT_MESSAGE_FROM_SYSTEM |
FORMAT_MESSAGE_IGNORE_INSERTS,
NULL,
GetLastError(),
MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), // Default language
(LPTSTR) &lpMsgBuf,
0,
NULL);
avrdude_message(MSG_INFO, "%s: ser_open(): can't open device \"%s\": %s\n",
progname, port, (char*)lpMsgBuf);
LocalFree( lpMsgBuf );
return -1;
}
if (!SetupComm(hComPort, W32SERBUFSIZE, W32SERBUFSIZE))
{
CloseHandle(hComPort);
avrdude_message(MSG_INFO, "%s: ser_open(): can't set buffers for \"%s\"\n",
progname, port);
return -1;
}
fdp->pfd = (void *)hComPort;
if (ser_setspeed(fdp, pinfo.baud) != 0)
{
CloseHandle(hComPort);
avrdude_message(MSG_INFO, "%s: ser_open(): can't set com-state for \"%s\"\n",
progname, port);
return -1;
}
if (!serial_w32SetTimeOut(hComPort,0))
{
CloseHandle(hComPort);
avrdude_message(MSG_INFO, "%s: ser_open(): can't set initial timeout for \"%s\"\n",
progname, port);
return -1;
}
if (newname != 0) {
free(newname);
}
return 0;
}
