struct lumberjack *lumberjack_new(const char *host, unsigned short port, size_t window_size) {
struct lumberjack *lumberjack;
lumberjack_init(); /* global one-time init */
lumberjack = malloc(sizeof(struct lumberjack));
lumberjack->host = host;
lumberjack->port = port;
lumberjack->fd = -1;
lumberjack->sequence = 0; //rand();
lumberjack->ssl = NULL;
lumberjack->connected = 0;
/* I tried with 128, 256, 512, 1024, 2048, and 16384,
* in a local network, an window size of 1024 seemed to have the best
* performance (equal to 2048 and 16384) for the least memory cost. */
if (window_size < 1024) {
flog(stdout, "Window size less than 1024 (%d) isn't shown to have " \
"speed-performance benefits", window_size);
}
lumberjack->ring_size = window_size;
lumberjack->ring = ring_new_size(lumberjack->ring_size);
/* Create this once. */
lumberjack->ssl_context = SSL_CTX_new(SSLv23_client_method());
SSL_CTX_set_verify(lumberjack->ssl_context, SSL_VERIFY_PEER, NULL);
lumberjack->io_buffer = str_new_size(16384); /* TODO(sissel): tunable */
/* zlib provides compressBound() to give a 'worst case' compressed
* payload size on a input payload of a given size. */
lumberjack->compression_buffer = str_new_size(compressBound(16384));
return lumberjack;
} /* lumberjack_new */
/* ------------------------------------------------------------------------- */
str_t str_new(void) {
return str_new_size(kStrInitSize);
} /* str_new() */
