Skip to content
New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Connect to NQPTP control socket on localhost #1793

Merged
merged 1 commit into from
Jan 29, 2024
Merged

Connect to NQPTP control socket on localhost #1793

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
32 changes: 22 additions & 10 deletions ptp-utilities.c
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -35,8 +35,10 @@
#include <sys/mman.h>
#ifdef COMPILE_FOR_FREEBSD
#include <netinet/in.h>
#include <sys/socket.h>
#endif
#include <sys/socket.h>
#include <sys/types.h>
#include <netdb.h>
#define __STDC_FORMAT_MACROS
#include "common.h"
#include "ptp-utilities.h"
Expand Down Expand Up @@ -222,28 +224,38 @@ void ptp_send_control_message_string(const char *msg) {
msg);
debug(2, "Send control message to NQPTP: \"%s\"", full_message);
int s;
unsigned short port = htons(NQPTP_CONTROL_PORT);
struct sockaddr_in server;
int ret;
struct addrinfo hints, *info;

memset(&hints, 0, sizeof(hints));
hints.ai_family = AF_UNSPEC;
hints.ai_socktype = SOCK_DGRAM;
hints.ai_flags = AI_PASSIVE;

/* nqptp is only controllable via localhost */
char portstr[20];
snprintf(portstr, 20, "%d", NQPTP_CONTROL_PORT);

ret = getaddrinfo("localhost", portstr, &hints, &info);
if (ret) {
die("getaddrinfo: %s", gai_strerror(ret));
}

/* Create a datagram socket in the internet domain and use the
* default protocol (UDP).
*/
if ((s = socket(AF_INET, SOCK_DGRAM, 0)) < 0) {
if ((s = socket(info->ai_family, info->ai_socktype, 0)) < 0) {
die("Can't open a socket to NQPTP");
}

/* Set up the server name */
server.sin_family = AF_INET; /* Internet Domain */
server.sin_port = port; /* Server Port */
server.sin_addr.s_addr = 0; /* Server's Address */

/* Send the message in buf to the server */
if (sendto(s, full_message, full_message_size, 0, (struct sockaddr *)&server, sizeof(server)) <
if (sendto(s, full_message, full_message_size, 0, info->ai_addr, info->ai_addrlen) <
0) {
die("error sending timing_peer_list to NQPTP");
}
/* Deallocate the socket */
close(s);
freeaddrinfo(info);

/* deallocate the message string */
free(full_message);
Expand Down
Loading