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#include <camellia.h>
#include <camellia/compat.h>
#include <camellia/syscalls.h>
#include <err.h>
#include <stdio.h>
#include <string.h>
#include <thread.h>
hid_t conn;
void send_stdin(void *arg) { (void)arg;
static char buf[4096];
for (;;) {
long ret = _sys_read(STDIN_FILENO, buf, sizeof buf, -1);
if (ret <= 0) return; /* instead of sending an empty packet, quit. */
ret = _sys_write(conn, buf, ret, -1, 0);
if (ret < 0) return;
}
}
void recv_stdout(void *arg) { (void)arg;
static char buf[4096];
for (;;) {
long ret = _sys_read(conn, buf, sizeof buf, -1);
if (ret < 0) return;
ret = _sys_write(STDOUT_FILENO, buf, ret, -1, 0);
if (ret < 0) return;
}
}
int main(int argc, char **argv) {
if (argc < 2) {
fprintf(stderr, "usage: netdog /net/connect/source/target/proto/port\n");
return 1;
}
conn = camellia_open(argv[1], OPEN_RW);
if (conn < 0) {
err(1, "open %s", argv[1]);
return -conn;
}
thread_create(0, send_stdin, NULL);
thread_create(0, recv_stdout, NULL);
_sys_await();
return 0;
}
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