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cFS Header Version 2 (includes CCSDS Extended header) support and major update #92

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8 changes: 7 additions & 1 deletion Subsystems/cmdUtil/Makefile
Original file line number Diff line number Diff line change
@@ -1,3 +1,9 @@
all::
all:
gcc -o cmdUtil SendUdp.c cmdUtil.c

debug:
gcc -o cmdUtil -DDEBUG -g SendUdp.c cmdUtil.c

thirtytwo:
gcc -o cmdUtil -DDEBUG -g -m32 SendUdp.c cmdUtil.c

111 changes: 59 additions & 52 deletions Subsystems/cmdUtil/SendUdp.c
Original file line number Diff line number Diff line change
Expand Up @@ -23,99 +23,107 @@
#include "SendUdp.h"

#ifdef WIN32
#pragma warning (disable:4786)
#include <winsock2.h>
#include <ws2tcpip.h>
#include <windows.h>
typedef int socklen_t;
#pragma warning(disable : 4786)
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Has this been built on WIN32 to ensure that these pragma changes still work with the spacing changed? Sometimes these can be picky.

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Nope. I'm actually inclined to remove the special WIN32 logic. We don't test it and nothing else does special handling to support it.

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Although I am curious what works and doesn't in WSL... but that's a different issue.

#include <winsock2.h>
#include <ws2tcpip.h>
#include <windows.h>
typedef int socklen_t;
#else
#include <sys/types.h>
#include <sys/socket.h>
#include <arpa/inet.h>
#include <netdb.h>
#include <unistd.h>
#include <ctype.h>
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#define SOCKET int
#define closesocket(fd) close(fd)
#include <sys/types.h>
#include <sys/socket.h>
#include <arpa/inet.h>
#include <netdb.h>
#include <unistd.h>
#include <ctype.h>
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#define SOCKET int
#define closesocket(fd) close(fd)
#endif

/*
** SendUdp
*/
int SendUdp(char *hostname, char *portNum, char *packetData, int packetSize) {
SOCKET sd;
int rc;
int port;
int errcode;
unsigned int i;
struct sockaddr_in cliAddr;
struct addrinfo hints;
struct addrinfo *result;

#ifdef WIN32
WSADATA wsaData;
WSAStartup(WINSOCK_VERSION, &wsaData);
#endif

if (hostname == NULL) {
int SendUdp(char *hostname, char *portNum, unsigned char *packetData, int packetSize)
{
SOCKET sd;
int rc;
int port;
int errcode;
unsigned int i;
struct sockaddr_in cliAddr;
struct addrinfo hints;
struct addrinfo * result;

#ifdef WIN32
WSADATA wsaData;
WSAStartup(WINSOCK_VERSION, &wsaData);
#endif

if (hostname == NULL)
{
return -1;
}

/*
** Check port
*/
port = atoi(portNum);
if (port == -1) {
if (port == -1)
{
return -2;
}

/*
**Criteria for selecting socket address
**Criteria for selecting socket address
*/
memset(&hints, 0, sizeof(struct addrinfo));
hints.ai_family = AF_INET; /*IPv4*/
hints.ai_family = AF_INET; /*IPv4*/
hints.ai_socktype = SOCK_DGRAM; /*Datagram socket*/
hints.ai_flags = AI_CANONNAME;
hints.ai_flags = AI_CANONNAME;
hints.ai_protocol = 0; /*Any Protocol*/

errcode = getaddrinfo(hostname, portNum, &hints, &result);
if (errcode != 0) {
if (errcode != 0)
{
return -3;
}

printf("sending data to '%s' (IP : %s); port %d\n", result->ai_canonname,
inet_ntoa(((struct sockaddr_in*)result->ai_addr)->sin_addr), port);
inet_ntoa(((struct sockaddr_in *)result->ai_addr)->sin_addr), port);

/*
** Create Socket
*/
sd = socket(AF_INET, SOCK_DGRAM, 0);

if(sd < 0){
if (sd < 0)
{
return -4;
}

/*
** bind any port
*/
cliAddr.sin_family = AF_INET;
cliAddr.sin_family = AF_INET;
cliAddr.sin_addr.s_addr = htonl(INADDR_ANY);
cliAddr.sin_port = htons(0);
cliAddr.sin_port = htons(0);

rc = bind(sd, (struct sockaddr *) &cliAddr, sizeof(cliAddr));
if (rc < 0) {
rc = bind(sd, (struct sockaddr *)&cliAddr, sizeof(cliAddr));
if (rc < 0)
{
printf("%s: cannot bind port\n", portNum);
return -5;
}

printf("Data to send:\n");
i = 0;
while (i < packetSize) {
while (i < packetSize)
{
printf("0x%02X ", packetData[i] & 0xFF);
if (++i % 8 == 0) {
if (++i % 8 == 0)
{
puts("");
}
}
Expand All @@ -124,11 +132,10 @@ int SendUdp(char *hostname, char *portNum, char *packetData, int packetSize) {
/*
** send the event
*/
rc = sendto(sd, (char*)packetData, packetSize, 0,
result->ai_addr, result->ai_addrlen);

rc = sendto(sd, (char *)packetData, packetSize, 0, result->ai_addr, result->ai_addrlen);

if (rc < 0) {
if (rc < 0)
{
freeaddrinfo(result);
closesocket(sd);
return -6;
Expand Down
6 changes: 5 additions & 1 deletion Subsystems/cmdUtil/SendUdp.h
Original file line number Diff line number Diff line change
Expand Up @@ -17,5 +17,9 @@
** See the License for the specific language governing permissions and
** limitations under the License.
*/
int SendUdp(char *hostname, char *portNum, char *packetData, int packetSize);
#ifndef _sendudp_
#define _sendudp_

int SendUdp(char *hostname, char *portNum, unsigned char *packetData, int packetSize);

#endif /* _sendudp_ */
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