--- a/project_files/frontlib/ipc/ipcconn.c	Fri Jun 15 19:57:25 2012 +0200
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,200 +0,0 @@
-#include "ipcconn.h"
-#include "../util/logging.h"
-#include "../util/util.h"
-#include "../socket.h"
-
-#include <string.h>
-#include <stdbool.h>
-#include <stdlib.h>
-#include <stdio.h>
-
-/*
- * The receive buffer has to be able to hold any message that might be received. Normally
- * the messages are at most 256 bytes, but the map preview contains 4097 bytes (4096 for a
- * bitmap, 1 for the number of hogs which fit on the map).
- *
- * We don't need to worry about wasting a few kb though, and I like powers of two...
- */
-struct _flib_ipcconn {
-	uint8_t readBuffer[8192];
-	int readBufferSize;
-
-	flib_acceptor *acceptor;
-	uint16_t port;
-
-	flib_tcpsocket *sock;
-};
-
-flib_ipcconn *flib_ipcconn_create() {
-	flib_ipcconn *result = flib_malloc(sizeof(flib_ipcconn));
-	flib_acceptor *acceptor = flib_acceptor_create(0);
-
-	if(!result || !acceptor) {
-		free(result);
-		flib_acceptor_close(acceptor);
-		return NULL;
-	}
-
-	result->acceptor = acceptor;
-	result->sock = NULL;
-	result->readBufferSize = 0;
-	result->port = flib_acceptor_listenport(acceptor);
-
-	flib_log_i("Started listening for IPC connections on port %u", (unsigned)result->port);
-	return result;
-}
-
-uint16_t flib_ipcconn_port(flib_ipcconn *ipc) {
-	if(!ipc) {
-		flib_log_e("null parameter in flib_ipcconn_port");
-		return 0;
-	}
-	return ipc->port;
-}
-
-void flib_ipcconn_destroy(flib_ipcconn *ipc) {
-	if(ipc) {
-		flib_acceptor_close(ipc->acceptor);
-		flib_socket_close(ipc->sock);
-		free(ipc);
-	}
-}
-
-IpcConnState flib_ipcconn_state(flib_ipcconn *ipc) {
-	if(!ipc) {
-		flib_log_e("null parameter in flib_ipcconn_state");
-		return IPC_NOT_CONNECTED;
-	} else if(ipc->sock) {
-		return IPC_CONNECTED;
-	} else if(ipc->acceptor) {
-		return IPC_LISTENING;
-	} else {
-		return IPC_NOT_CONNECTED;
-	}
-}
-
-static bool isMessageReady(flib_ipcconn *ipc) {
-	return ipc->readBufferSize >= ipc->readBuffer[0]+1;
-}
-
-static void receiveToBuffer(flib_ipcconn *ipc) {
-	if(ipc->sock) {
-		int size = flib_socket_nbrecv(ipc->sock, ipc->readBuffer+ipc->readBufferSize, sizeof(ipc->readBuffer)-ipc->readBufferSize);
-		if(size>=0) {
-			ipc->readBufferSize += size;
-		} else {
-			flib_socket_close(ipc->sock);
-			ipc->sock = NULL;
-		}
-	}
-}
-
-int flib_ipcconn_recv_message(flib_ipcconn *ipc, void *data) {
-	if(!ipc || !data) {
-		flib_log_e("null parameter in flib_ipcconn_recv_message");
-		return -1;
-	}
-
-	if(!isMessageReady(ipc)) {
-		receiveToBuffer(ipc);
-	}
-
-	if(isMessageReady(ipc)) {
-		int msgsize = ipc->readBuffer[0]+1;
-		memcpy(data, ipc->readBuffer, msgsize);
-		memmove(ipc->readBuffer, ipc->readBuffer+msgsize, ipc->readBufferSize-msgsize);
-		ipc->readBufferSize -= msgsize;
-		return msgsize;
-	} else if(!ipc->sock && ipc->readBufferSize>0) {
-		flib_log_w("Last message from engine data stream is incomplete (received %u of %u bytes)", (unsigned)ipc->readBufferSize, (unsigned)(ipc->readBuffer[0])+1);
-		ipc->readBufferSize = 0;
-		return -1;
-	} else {
-		return -1;
-	}
-}
-
-int flib_ipcconn_recv_map(flib_ipcconn *ipc, void *data) {
-	if(!ipc || !data) {
-		flib_log_e("null parameter in flib_ipcconn_recv_map");
-		return -1;
-	}
-
-	receiveToBuffer(ipc);
-
-	if(ipc->readBufferSize >= IPCCONN_MAPMSG_BYTES) {
-		memcpy(data, ipc->readBuffer, IPCCONN_MAPMSG_BYTES);
-		memmove(ipc->readBuffer, ipc->readBuffer+IPCCONN_MAPMSG_BYTES, ipc->readBufferSize-IPCCONN_MAPMSG_BYTES);
-		return IPCCONN_MAPMSG_BYTES;
-	} else {
-		return -1;
-	}
-}
-
-static void logSentMsg(const uint8_t *data, size_t len) {
-	if(flib_log_isActive(FLIB_LOGLEVEL_DEBUG)) {
-		size_t msgStart = 0;
-		while(msgStart < len) {
-			uint8_t msglen = data[msgStart];
-			if(msgStart+msglen < len) {
-				flib_log_d("[IPC OUT][%03u]%*.*s",(unsigned)msglen, (unsigned)msglen, (unsigned)msglen, data+msgStart+1);
-			} else {
-				uint8_t msglen2 = len-msgStart-1;
-				flib_log_d("[IPC OUT][%03u/%03u]%*.*s",(unsigned)msglen2, (unsigned)msglen, (unsigned)msglen2, (unsigned)msglen2, data+msgStart+1);
-			}
-			msgStart += (uint8_t)data[msgStart]+1;
-		}
-	}
-}
-
-int flib_ipcconn_send_raw(flib_ipcconn *ipc, const void *data, size_t len) {
-	if(!ipc || (!data && len>0)) {
-		flib_log_e("null parameter in flib_ipcconn_send_raw");
-		return -1;
-	}
-	if(!ipc->sock) {
-		flib_log_w("flib_ipcconn_send_raw: Not connected.");
-		return -1;
-	}
-
-	if(flib_socket_send(ipc->sock, data, len) == len) {
-		logSentMsg(data, len);
-		return 0;
-	} else {
-		flib_log_w("Failed or incomplete ICP write: engine connection lost.");
-		flib_socket_close(ipc->sock);
-		ipc->sock = NULL;
-		return -1;
-	}
-}
-
-int flib_ipcconn_send_message(flib_ipcconn *ipc, void *data, size_t len) {
-	if(!ipc || (!data && len>0)) {
-		flib_log_e("null parameter in flib_ipcconn_send_message");
-		return -1;
-	} else if(len>255) {
-		flib_log_e("Overlong message (%zu bytes) in flib_ipcconn_send_message", len);
-		return -1;
-	}
-
-	uint8_t sendbuf[256];
-	sendbuf[0] = len;
-	memcpy(sendbuf+1, data, len);
-	return flib_ipcconn_send_raw(ipc, sendbuf, len+1);
-}
-
-int flib_ipcconn_send_messagestr(flib_ipcconn *ipc, char *data) {
-	return flib_ipcconn_send_message(ipc, data, strlen(data));
-}
-
-void flib_ipcconn_accept(flib_ipcconn *ipc) {
-	if(!ipc) {
-		flib_log_e("null parameter in flib_ipcconn_accept");
-	} else if(!ipc->sock && ipc->acceptor) {
-		ipc->sock = flib_socket_accept(ipc->acceptor, true);
-		if(ipc->sock) {
-			flib_acceptor_close(ipc->acceptor);
-			ipc->acceptor = NULL;
-		}
-	}
-}