##// END OF EJS Templates
HG_REPOSITORIES » LPP » INSTRUMENTATION » lppserial
RSS

Clone from http://pc-instru.lpp.polytechnique.fr:5000/lppserial

RAS
RAS
jeandet@PC-DE-JEANDET.lpp.polytechnique.fr - - Load All Authors

File last commit:

r8:8870c88651a1 alexis
r9:075f1b173d0a alexis
Show More
RS232_win.c
223 lines | 4.2 KiB | text/x-c | CLexer
/ src / RS232_win.c
History | Source | Raw |Copy content |Copy permalink
yannic
Included Config file for setup.
 r7 #include "rs232config.h"
#include <stdio.h>
jeandet@PC-DE-JEANDET.lpp.polytechnique.fr
Win/Unix portability completed, need to be tested.
 r5 #include <unistd.h>
#include <fcntl.h>
#include <string.h>
#include <errno.h>
yannic
Included Config file for setup.
 r7
jeandet@PC-DE-JEANDET.lpp.polytechnique.fr
Win/Unix portability completed, need to be tested.
 r5 #ifdef HAVE_WINDOWS_H
#include <windows.h>
#endif
#include "RS232.h"
#ifdef HAVE_WINDOWS_H
rs232speed_t rs232cfspeed(unsigned int BaudeRate)
{
if(BaudeRate<123)
return CBR_110;
if(BaudeRate<450)
return CBR_300;
if(BaudeRate<900)
return CBR_600;
if(BaudeRate<1500)
return CBR_1200;
if(BaudeRate<3600)
return CBR_2400;
if(BaudeRate<7200)
return CBR_4800;
jeandet@PC-DE-JEANDET.lpp.polytechnique.fr
fixed some read bugs (under windows)
 r8 if(BaudeRate<14000)
jeandet@PC-DE-JEANDET.lpp.polytechnique.fr
Win/Unix portability completed, need to be tested.
 r5 return CBR_9600;
if(BaudeRate<16800)
return CBR_14400;
if(BaudeRate<28800)
return CBR_19200;
if(BaudeRate<48000)
return CBR_38400;
if(BaudeRate<86400)
return CBR_57600;
if(BaudeRate<172800)
return CBR_115200;
else
return CBR_256000;
}
jeandet@PC-DE-JEANDET.lpp.polytechnique.fr
fixed some read bugs (under windows)
 r8 rs232port_t rs232open(char* psPortName)
{
rs232port_t fd;
fd = CreateFile(psPortName,GENERIC_READ | GENERIC_WRITE,0,0,OPEN_EXISTING,FILE_ATTRIBUTE_NORMAL,0);
return fd;
}
int rs232close(rs232port_t fd)
{
if (fd == badPortValue)
{
return -1;
}
else
{
CloseHandle(fd);
return 0;
}
}
int rs232setup(rs232port_t fd, int ChSize, int BaudeRate, rs232parity Parity, rs232stop NbStop)
{
if (fd == badPortValue)
{
return -1;
}
else
{
DCB dcbSerialParams = {0};
dcbSerialParams.DCBlength=sizeof(dcbSerialParams);
GetCommState(fd, &dcbSerialParams);
dcbSerialParams.BaudRate=rs232cfspeed(BaudeRate);
dcbSerialParams.ByteSize=ChSize;
dcbSerialParams.StopBits=NbStop;
dcbSerialParams.Parity=Parity;
SetCommState(fd, &dcbSerialParams);
COMMTIMEOUTS timeouts={0};
timeouts.ReadIntervalTimeout=10;
timeouts.ReadTotalTimeoutConstant=10;
timeouts.ReadTotalTimeoutMultiplier=1;
timeouts.WriteTotalTimeoutConstant=50;
timeouts.WriteTotalTimeoutMultiplier=10;
SetCommTimeouts(fd, &timeouts);
return 0;
}
}
int rs232setbaudrate(rs232port_t fd, int baudrate)
{
if (fd == badPortValue)
{
return -1;
}
else
{
DCB dcbSerialParams = {0};
dcbSerialParams.DCBlength=sizeof(dcbSerialParams);
GetCommState(fd, &dcbSerialParams);
dcbSerialParams.BaudRate=rs232cfspeed(baudrate);
SetCommState(fd, &dcbSerialParams);
return 0;
}
}
int rs232setparity(rs232port_t fd, rs232parity Parity)
{
if (fd == badPortValue)
{
return -1;
}
else
{
DCB dcbSerialParams = {0};
dcbSerialParams.DCBlength=sizeof(dcbSerialParams);
GetCommState(fd, &dcbSerialParams);
dcbSerialParams.Parity = Parity;
SetCommState(fd, &dcbSerialParams);
return 0;
}
}
int rs232setnbstop(rs232port_t fd, rs232stop NbStop)
{
if (fd == badPortValue)
{
return -1;
}
else
{
DCB dcbSerialParams = {0};
dcbSerialParams.DCBlength=sizeof(dcbSerialParams);
GetCommState(fd, &dcbSerialParams);
switch(NbStop)
{
case 2:
dcbSerialParams.StopBits = 2;
break;
default:
dcbSerialParams.StopBits = 1;
break;
}
SetCommState(fd, &dcbSerialParams);
return 0;
}
}
int rs232setcsize(rs232port_t fd, int ChSize)
{
if (fd == badPortValue)
{
return -1;
}
else
{
DCB dcbSerialParams = {0};
dcbSerialParams.DCBlength=sizeof(dcbSerialParams);
GetCommState(fd, &dcbSerialParams);
dcbSerialParams.ByteSize = ChSize;
SetCommState(fd, &dcbSerialParams);
return 0;
}
}
jeandet@PC-DE-JEANDET.lpp.polytechnique.fr
Win/Unix portability completed, need to be tested.
 r5 int rs232write(rs232port_t fd,char *psWrite, int WriteBufferSize)
{
jeandet@PC-DE-JEANDET.lpp.polytechnique.fr
fixed some read bugs (under windows)
 r8 if (fd == badPortValue)
jeandet@PC-DE-JEANDET.lpp.polytechnique.fr
Win/Unix portability completed, need to be tested.
 r5 {
return -1;
}
else
{
DWORD dwBytesWriten = 0;
WriteFile(fd, psWrite, WriteBufferSize, &dwBytesWriten, NULL);
return dwBytesWriten;
}
}
int rs232read(rs232port_t fd,char *psRead, int ReadBufferSize)
{
jeandet@PC-DE-JEANDET.lpp.polytechnique.fr
fixed some read bugs (under windows)
 r8 if (fd == badPortValue)
jeandet@PC-DE-JEANDET.lpp.polytechnique.fr
Win/Unix portability completed, need to be tested.
 r5 {
return -1;
}
else
{
DWORD dwBytesRead = 0;
ReadFile(fd, psRead, ReadBufferSize, &dwBytesRead, NULL);
return dwBytesRead;
}
}
yannic
Included Config file for setup.
 r7 #endif //#ifdef HAVE_WINDOWS_H