/**
* @brief Sends the contents of msg to a subset of the clients, then frees msg
* @param[in] mask Bitmask of the players to send the multicast to
* @param[in,out] msg The message to send to the clients
*/
void SV_Multicast (int mask, const dbuffer &msg)
{
/* send the data to all relevant clients */
client_t *cl = nullptr;
int j = -1;
while ((cl = SV_GetNextClient(cl)) != nullptr) {
j++;
if (cl->state < cs_connected)
continue;
if (!(mask & (1 << j)))
continue;
/* write the message */
NET_WriteConstMsg(cl->stream, msg);
}
}
/**
* @brief Sends text to all active clients
*/
void SV_BroadcastPrintf (int level, const char *fmt, ...)
{
va_list argptr;
struct dbuffer *msg;
client_t *cl;
char str[1024];
msg = new_dbuffer();
NET_WriteByte(msg, svc_print);
NET_WriteByte(msg, level);
va_start(argptr, fmt);
NET_VPrintf(msg, fmt, argptr, str, sizeof(str));
va_end(argptr);
/* echo to console */
if (sv_dedicated->integer) {
char copy[1024];
int i;
const int length = sizeof(copy) - 1;
va_start(argptr, fmt);
Q_vsnprintf(copy, sizeof(copy), fmt, argptr);
va_end(argptr);
/* mask off high bits */
for (i = 0; i < length && copy[i]; i++)
copy[i] = copy[i] & 127;
copy[i] = '\0';
Com_Printf("%s", copy);
}
cl = NULL;
while ((cl = SV_GetNextClient(cl)) != NULL) {
if (level > cl->messagelevel)
continue;
if (cl->state < cs_connected)
continue;
NET_WriteConstMsg(cl->stream, msg);
}
free_dbuffer(msg);
}
/**
* @brief Sends the contents of msg to a subset of the clients, then frees msg
* @param[in] mask Bitmask of the players to send the multicast to
* @param[in,out] msg The message to send to the clients
*/
void SV_Multicast (int mask, struct dbuffer *msg)
{
client_t *cl;
int j;
/* send the data to all relevant clients */
cl = NULL;
j = -1;
while ((cl = SV_GetNextClient(cl)) != NULL) {
j++;
if (cl->state < cs_connected)
continue;
if (!(mask & (1 << j)))
continue;
/* write the message */
NET_WriteConstMsg(cl->stream, msg);
}
free_dbuffer(msg);
}
/**
* @brief Used by SV_Shutdown to send a final message to all
* connected clients before the server goes down.
* @sa SV_Shutdown
*/
static void SV_FinalMessage (const char *message, bool reconnect)
{
client_t *cl;
dbuffer msg(2 + strlen(message));
if (reconnect)
NET_WriteByte(&msg, svc_reconnect);
else
NET_WriteByte(&msg, svc_disconnect);
NET_WriteString(&msg, message);
cl = NULL;
while ((cl = SV_GetNextClient(cl)) != NULL)
if (cl->state >= cs_connected) {
NET_WriteConstMsg(cl->stream, msg);
NET_StreamFinished(cl->stream);
cl->stream = NULL;
}
/* make sure, that this is send */
NET_Wait(0);
}
