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#include "common.h"
#include <arpa/inet.h>
#include <errno.h>
#include <signal.h>
#include <time.h>
#include <unistd.h>
// NOTE: Errno could be unset and contain an error for a previous command
void debug_panic(const char *msg)
{
writef("%s errno: %d\n", msg, errno);
raise(SIGINT);
}
int main(void)
{
// time for a new entered message
time_t now;
// localtime of new sent message
struct tm *ltime;
int serverfd;
struct message input = {
.author = "Friendship",
};
serverfd = socket(AF_INET, SOCK_STREAM, 0);
if (serverfd == -1)
debug_panic("Error while getting socket.");
// Set timestamp for the message
time(&now);
ltime = localtime(&now);
strftime(input.timestamp, sizeof(input.timestamp), "%H:%M:%S", ltime);
input.text = "HII!!";
input.len = str_len(input.text);
const struct sockaddr_in address = {
AF_INET,
htons(9999),
{0},
};
if (connect(serverfd, (struct sockaddr *)&address, sizeof(address)))
debug_panic("Error while connecting.");
u16 buf_len = MESSAGE_AUTHOR_LEN + MESSAGE_TIMESTAMP_LEN + input.len;
printf("buf_len: %d\n", buf_len);
char buf[buf_len];
str_cpy(buf, input.author);
str_cpy(buf + MESSAGE_AUTHOR_LEN, input.timestamp);
str_cpy(buf + MESSAGE_AUTHOR_LEN + MESSAGE_TIMESTAMP_LEN, input.text);
int n = send(serverfd, &buf, buf_len, 0);
if (n == -1)
debug_panic("Error while sending message");
writef("%d bytes sent.\n", n);
{
input.text = "cleared";
u16 buf_len = MESSAGE_AUTHOR_LEN + MESSAGE_TIMESTAMP_LEN + input.len;
printf("buf_len: %d\n", buf_len);
char buf[buf_len];
str_cpy(buf, input.author);
str_cpy(buf + MESSAGE_AUTHOR_LEN, input.timestamp);
str_cpy(buf + MESSAGE_AUTHOR_LEN + MESSAGE_TIMESTAMP_LEN, input.text);
int n = send(serverfd, &buf, buf_len, 0);
if (n == -1)
debug_panic("Error while sending message");
writef("%d bytes sent.\n", n);
}
return 0;
}
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