KurpeusLondon
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A tout hasard, je post mon code :
======================== Main File =======================
#include <winsock2.h>
#include <windows.h>
#pragma comment(lib,"ws2_32.lib")
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <fcntl.h>
#include <sys/types.h>
#include "crc.h"
#include "sendUdpTrap.c"
/*=============================================================================
Définition de constantes
=============================================================================*/
#define RX_SIZE 1024 /* taille tampon d'entrée */
#define TX_SIZE 1024 /* taille tampon de sortie */
#define MAX_WAIT_READ 5000 /* temps max d'attente pour lecture (en ms) */
const char * readOnly = "r";
const char * writeOnly = "w";
const char * readWrite = "a+";
int portCom = 8;
/*=============================================================================
Variables globales.
=============================================================================*/
/* Handle du port COM ouvert */
HANDLE g_hCOM = NULL;
/* Délais d'attente sur le port COM */
COMMTIMEOUTS g_cto =
{
-1, /* ReadIntervalTimeOut */
0, /* ReadTotalTimeOutMultiplier */
50, /* ReadTotalTimeOutConstant */
5, /* WriteTotalTimeOutMultiplier */
50 /* WriteTotalTimeOutConstant */
};
/* Configuration du port COM */
DCB g_dcb =
{
sizeof(DCB), /* DCBlength */
9600, /* BaudRate */
TRUE, /* fBinary */
FALSE, /* fParity */
FALSE, /* fOutxCtsFlow */
FALSE, /* fOutxDsrFlow */
DTR_CONTROL_ENABLE, /* fDtrControl */
FALSE, /* fDsrSensitivity */
FALSE, /* fTXContinueOnXoff */
FALSE, /* fOutX */
FALSE, /* fInX */
FALSE, /* fErrorChar */
FALSE, /* fNull */
RTS_CONTROL_ENABLE , /* fRtsControl */
FALSE, /* fAbortOnError */
0, /* fDummy2 */
0, /* wReserved */
28672, /* XonLim */
7168, /* XoffLim */
8, /* ByteSize */
NOPARITY, /* Parity */
ONESTOPBIT, /* StopBits */
0x11, /* XonChar */
0x13, /* XoffChar */
'?', /* ErrorChar */
0x1A, /* EofChar */
0x10 /* EvtChar */
};
/*=============================================================================
Fonctions du module.
=============================================================================*/
BOOL OpenCOM (int nId);
BOOL CloseCOM ();
BOOL ReadCOM (void* buffer, int nBytesToRead, int* pBytesRead);
BOOL WriteCOM (void* buffer, int nBytesToWrite, int* pBytesWritten);
void initCom (int BaudRate, int fRtsControle, int ByteSize, int Parity,
int StopsBits, char XonChar, char XoffChar, char ErrorChar,
char EovChar, char EvtChar);
unsigned char * CRC16 ( unsigned char puchMsg, unsigned short usDataLen );
void freeMem(struct sTop * pTop);
void initStruct(struct sTop* pTop);
int sendTrap(char * pBufferOut);
struct sTop{
struct sData * u12Main;
struct sData * u23Main;
struct sData * u31Main;
struct sData * v1Main;
struct sData * v2Main;
struct sData * v3Main;
struct sData * freqMain;
struct sData * u12Gen;
struct sData * u23Gen;
struct sData * u31Gen;
struct sData * v1Gen;
struct sData * v2Gen;
struct sData * v3Gen;
struct sData * freqGen;
};
struct sData{
char * label;
unsigned int value;
char frame[9]; /* Modbus communication use addr "0" to broadcast and 1 to 247 to address a node. 248 to 255 are reserved addresses. To be convert in Hex */
/* According to the ATI100 transfer panel, broadcast adresse only usable for writing functions (6 and 16). */
/* ModBus define two function to compute the CRC : RTU and ASCII. ATI100 use RTU */
};
char tableHex[14] = { 0x08, 0x0A, 0x0C, 0x0E, 0x10, 0x12, 0x14, 0x70, 0x72, 0x74, 0x76, 0x78, 0x7A, 0x7C};
char tableLabel[14][9]= {"u12Main","u23Main","u31Main","v1Main","v2Main","v3Main","freqMain","u12Gen","u23Gen","u31Gen","v1Gen", "v2Gen","v3Gen","freqGen"};
struct sData * createStruct(unsigned int code, char * label);
int main()
{
/* variables locales */
char bufferIn[16];
// char * pBufferIn;
int idReq = 14, nBytesWritten, nBytesRead;
int * pItemOut = NULL;
int * pItemIn = NULL;
int crcError = 1;
unsigned int valueItem;
(......)
======================== File sendUdpTrap==================
#include <winsock2.h>
#include <stdio.h>
#pragma comment(lib,"ws2_32.lib")
int sendTrap(char * pBufferOut)
{
WSADATA wsa;
WSAStartup(MAKEWORD(2,0),&wsa);
SOCKET sock;
SOCKADDR_IN sin;
char ip[15];
int port;
sprintf("%s",ip, "192.168.100.20");
port = 162;
sin.sin_family=AF_INET;
sin.sin_addr.s_addr=inet_addr(ip);
sin.sin_port=htons(port);
sock=socket(AF_INET,SOCK_DGRAM,0);//On initialise le socket avec SOCK_DGRAM pour dire qu'on est en UDP
bind(sock,(SOCKADDR*)&sin,sizeof(sin));
memset(pBufferOut,0,sizeof(pBufferOut));
sendto(sock,pBufferOut,sizeof(pBufferOut),0,(SOCKADDR*)&sin,sizeof(sin));
//sendto envoie des packets udp, ses parametres :
// 1 : le socket avec lequel on envoie
// 2 : la chaine a envoyer
// 3 : la taille de cette chaine
// 4 : ??? chais po
// 5 : les parametre (convertis en structure SOCKADDR
// 6 : la taille de la structure SOCKADDR_IN
return 0;
}
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