starting to document netcode

src/hu_stuff.c

@@ -641,6 +641,8 @@ static void Got_Saycmd(UINT8 **p, INT32 playernum)
 	msg = (char *)*p;
 	SKIPSTRINGL(*p, HU_MAXMSGLEN + 1);
 
+	// check if player is sending a say command while muted
+	// or if they are sending a csay and are not an admin
 	if ((cv_mute.value || flags & (HU_CSAY|HU_SERVER_SAY)) && playernum != serverplayer && !(IsPlayerAdmin(playernum)))
 	{
 		CONS_Alert(CONS_WARNING, cv_mute.value ?

src/netcode/net_command.c

@@ -39,6 +39,7 @@ void RegisterNetXCmd(netxcmd_t id, void (*cmd_f)(UINT8 **p, INT32 playernum))
 
 void SendNetXCmd(netxcmd_t id, const void *param, size_t nparam)
 {
+	// +1 for the size and another +1 for the ID.
 	if (localtextcmd[0] + 2 + nparam > MAXTEXTCMD)
 	{
 		// for future reference: if (cv_debug) != debug disabled.
@@ -57,6 +58,7 @@ void SendNetXCmd(netxcmd_t id, const void *param, size_t nparam)
 // splitscreen player
 void SendNetXCmd2(netxcmd_t id, const void *param, size_t nparam)
 {
+	// +1 for the size and another +1 for the ID.
 	if (localtextcmd2[0] + 2 + nparam > MAXTEXTCMD)
 	{
 		I_Error("No more place in the buffer for netcmd %d\n",id);