emgauwa/core-legacy
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add: binn for communication

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This commit is contained in:
Tobias Reisinger 2020-02-23 01:12:39 +01:00
parent 6e6d29f410
commit b4eec336a2
6 changed files with 4331 additions and 30 deletions

4
helpers/send_udp_broadcast.cc
View file

@ -5,7 +5,7 @@
#include <helpers.h>
int
helpers::send_udp_broadcast(const char *addr, uint16_t port, const char* message)
helpers::send_udp_broadcast(const char *addr, uint16_t port, void *message, size_t length)
{
struct sockaddr_in their_addr{};
int fd;
@ -28,7 +28,7 @@ helpers::send_udp_broadcast(const char *addr, uint16_t port, const char* message
their_addr.sin_port = htons(port);
their_addr.sin_addr.s_addr = inet_addr(addr);
if(sendto(fd, message, strlen(message), 0, (struct sockaddr *)&their_addr, sizeof(their_addr)) < 0)
if(sendto(fd, message, length, 0, (struct sockaddr *)&their_addr, sizeof(their_addr)) < 0)
{
LOG_ERROR << "Error sending broadcast " << errno << " " << strerror(errno);
return -1;