static void on_packet(void *ud, const char *buff, size_t len) {
zn_BufferPoolNode *node = (zn_BufferPoolNode*)ud;
zn_sendprepare(&node->send, buff, len);
zn_send(node->tcp,
zn_sendbuff(&node->send),
zn_sendsize(&node->send), on_send, node);
}
static void on_client_packet(void *ud, const char *buff, size_t len) {
zn_BufferPoolNode *data = (zn_BufferPoolNode*)ud;
if (zn_sendprepare(&data->send, buff, len)
&& zn_send(data->tcp, zn_sendbuff(&data->send), zn_sendsize(&data->send),
on_client_send, ud) != ZN_OK)
client_error(data->tcp, ud);
}
static void on_packet(void *ud, const char *buff, size_t len) {
zn_BufferPoolNode *data = (zn_BufferPoolNode*)ud;
if (zn_sendprepare(&data->send, buff, len)
&& zn_send(data->tcp, zn_sendbuff(&data->send), zn_sendsize(&data->send),
on_send, ud) != ZN_OK)
{
zn_deltcp(data->tcp);
zn_putbuffer(&pool, data);
}
}
static void on_send(void *ud, zn_Tcp *tcp, unsigned err, unsigned count) {
zn_BufferPoolNode *data = (zn_BufferPoolNode*)ud;
if (err != ZN_OK) {
zn_deltcp(tcp);
zn_putbuffer(&pool, data);
return;
}
if (zn_sendfinish(&data->send, count))
zn_send(tcp, zn_sendbuff(&data->send), zn_sendsize(&data->send),
on_send, ud);
}
static void on_client_send(void *ud, zn_Tcp *tcp, unsigned err, unsigned count) {
zn_BufferPoolNode *data = (zn_BufferPoolNode*)ud;
if (err != ZN_OK) {
++send_err;
client_error(tcp, data);
return;
}
++send_ok;
send_bytes += count;
if (zn_sendfinish(&data->send, count))
zn_send(tcp, zn_sendbuff(&data->send), zn_sendsize(&data->send),
on_client_send, ud);
}
static size_t on_header(void *ud, const char *buff, size_t len) {
zn_BufferPoolNode *data = (zn_BufferPoolNode*)ud;
printf("client(%p) send: %.*s\n", data->tcp, len, buff);
if (zn_sendprepare(&data->send, buff, len)
&& zn_send(data->tcp,
zn_sendbuff(&data->send),
zn_sendsize(&data->send), on_send, ud) != ZN_OK)
{
zn_deltcp(data->tcp);
zn_putbuffer(&pool, data);
}
return len;
}
static void on_connect(void *ud, zn_Tcp *tcp, unsigned err) {
zn_BufferPoolNode *node = (zn_BufferPoolNode*)ud;
if (err != ZN_OK) {
zn_putbuffer(&pool, node);
zn_deltcp(tcp);
return;
}
++connect_count;
zn_recv(tcp,
zn_recvbuff(&node->recv),
zn_recvsize(&node->recv), on_recv, ud);
if (zn_sendprepare(&node->send, data, DATA_SIZE+2))
zn_send(tcp,
zn_sendbuff(&node->send),
zn_sendsize(&node->send), on_send, ud);
}
static void on_connect(void *ud, zn_Tcp *tcp, unsigned err) {
zn_BufferPoolNode *data = (zn_BufferPoolNode*)ud;
if (err != ZN_OK) {
client_error(tcp, ud);
return;
}
if (zn_recv(tcp, zn_recvbuff(&data->recv), zn_recvsize(&data->recv),
on_client_recv, ud) != ZN_OK)
client_error(tcp, ud);
else if (zn_sendprepare(&data->send, send_data, BLOCK_SIZE)
&& zn_send(tcp, zn_sendbuff(&data->send), zn_sendsize(&data->send),
on_client_send, ud) != ZN_OK)
client_error(tcp, ud);
}