Very rough first start, not even everything added

2017-03-07 14:51:44 -08:00 · 2017-03-07 14:51:44 -08:00 · af3619d4fa
commit af3619d4fa
88 changed files with 24251 additions and 0 deletions
--- a/StreamingProxy.tproj/proxy.h
+++ b/StreamingProxy.tproj/proxy.h
@ -0,0 +1,167 @@
+/*
+ *
+ * @APPLE_LICENSE_HEADER_START@
+ *
+ * Copyright (c) 1999-2008 Apple Inc.  All Rights Reserved.
+ *
+ * This file contains Original Code and/or Modifications of Original Code
+ * as defined in and that are subject to the Apple Public Source License
+ * Version 2.0 (the 'License'). You may not use this file except in
+ * compliance with the License. Please obtain a copy of the License at
+ * http://www.opensource.apple.com/apsl/ and read it before using this
+ * file.
+ * 
+ * The Original Code and all software distributed under the License are
+ * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
+ * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
+ * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
+ * Please see the License for the specific language governing rights and
+ * limitations under the License.
+ * 
+ * @APPLE_LICENSE_HEADER_END@
+ *
+ */
+ /*
+ * proxy.h
+ *
+ * 
+ */
+
+#ifndef __PROXY_H__
+#define __PROXY_H__
+
+#include "shared_udp.h"
+/**********************************************/
+enum {
+    stIdle,
+    stError,
+
+    stRecvClientCommand,
+    stWaitingForIPAddress,
+    stParseClientCommand,
+    stSendClientResponse,
+    stServerTransactionSend,
+    stServerTransactionRecv,
+    stClientShutdown,
+    stServerShutdown,
+    stBadServerName,
+    stCantConnectToServer,
+    stDone
+};      // rtsp session states
+
+enum {
+    ttNone,
+    ttDescribe,
+    ttSetup,
+    ttPlay,
+    ttPause,
+    ttStop,
+    ttTeardown,
+    ttOptions,
+    ttAnnounce,
+    ttRedirect,
+    ttGetParameter,
+    ttSetParameter
+};      // rtsp command types
+
+enum {
+    kPermissionDenied,
+    kTooManyUsers,
+    kServerNotFound,
+    kUnknownError
+};      // refusal type
+
+typedef struct {
+    char    *cmd;
+    int type;
+} t_cmd_map;
+
+#define MAX_TRACKS  32
+
+typedef struct {
+    int     ID;
+    shok        *RTP_S2P;
+    shok        *RTCP_S2P;
+    shok        *RTP_P2C;
+    shok        *RTCP_P2C;
+    int     ClientRTPPort;
+    int     ServerRTPPort;
+    trans_pb    RTP_S2C_tpb;
+    trans_pb    RTCP_S2C_tpb;
+    trans_pb    RTCP_C2S_tpb;
+} track_info;
+
+/* This size will fit nicely in a standard ethernet frame */
+#define RTSP_SESSION_BUF_SIZE   4096
+
+typedef struct rtsp_session {
+    struct rtsp_session *next;
+    int     die;
+    int     newSession;
+    int     client_skt;
+    int     client_ip;
+    char        *server_address;
+    int     server_skt;
+    int     server_interface_addr;
+    int     client_interface_addr;
+    int     server_ip;
+    int     server_port;
+    int     server_skt_pending_connection;
+    int     state;
+    int     transaction_type;
+    char        *sessionID;
+
+    int     cur_trk;
+    int     numTracks;
+    track_info  trk[MAX_TRACKS];
+
+    char        cinbuf[RTSP_SESSION_BUF_SIZE];
+    int     amtInClientInBuffer;
+    char        coutbuf[RTSP_SESSION_BUF_SIZE];
+    int     amtInClientOutBuffer;
+    char        sinbuf[RTSP_SESSION_BUF_SIZE];
+    int     amtInServerInBuffer;
+    char        soutbuf[RTSP_SESSION_BUF_SIZE];
+    int     amtInServerOutBuffer;
+    int     totalContentLength;
+    int     haveParsedServerReplyHeaders;
+    int         contentLength;
+    char*       responseBodyP;
+
+    int     tempIP;
+} rtsp_session;
+
+typedef struct subnet_allow {
+    struct subnet_allow *next;
+    int     ip;
+    int     range;
+} subnet_allow;
+
+typedef struct rtsp_listener {
+    struct rtsp_listener *next;
+    int     port;
+    int     skt;
+} rtsp_listener;
+
+/**********************************************/
+int service_listeners();
+int service_sessions();
+
+void add_rtsp_port_listener(int address,int port);
+void cleanup_listeners(void);
+void answer_new_connection(rtsp_listener *listener);
+void add_session(rtsp_session *session);
+void remove_session(rtsp_session *session);
+rtsp_session *new_session(void);
+void cleanup_sessions(void);
+void cleanup_session(rtsp_session *session);
+void service_session(rtsp_session *session);
+void service_session_rtp(rtsp_session *session);
+void read_config(void);
+void add_allow_subnet(int ip, int range);
+bool allow_ip(int ip);
+void send_rtsp_error(int skt, int refusal);
+
+#endif // __PROXY_H__
+