373 lines
14 KiB
C++
373 lines
14 KiB
C++
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/*
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*
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* @APPLE_LICENSE_HEADER_START@
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*
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* Copyright (c) 1999-2008 Apple Inc. All Rights Reserved.
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*
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* This file contains Original Code and/or Modifications of Original Code
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* as defined in and that are subject to the Apple Public Source License
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* Version 2.0 (the 'License'). You may not use this file except in
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* compliance with the License. Please obtain a copy of the License at
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* http://www.opensource.apple.com/apsl/ and read it before using this
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* file.
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*
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* The Original Code and all software distributed under the License are
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* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
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* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
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* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
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* Please see the License for the specific language governing rights and
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* limitations under the License.
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*
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* @APPLE_LICENSE_HEADER_END@
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*
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*/
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/*
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File: RTSPProtocol.cpp
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Contains: Implementation of class defined in RTSPProtocol.h
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*/
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#include <ctype.h>
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#include "RTSPProtocol.h"
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StrPtrLen RTSPProtocol::sRetrProtName("our-retransmit");
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StrPtrLen RTSPProtocol::sMethods[] =
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{
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StrPtrLen("DESCRIBE"),
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StrPtrLen("SETUP"),
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StrPtrLen("TEARDOWN"),
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StrPtrLen("PLAY"),
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StrPtrLen("PAUSE"),
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StrPtrLen("OPTIONS"),
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StrPtrLen("ANNOUNCE"),
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StrPtrLen("GET_PARAMETER"),
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StrPtrLen("SET_PARAMETER"),
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StrPtrLen("REDIRECT"),
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StrPtrLen("RECORD")
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};
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QTSS_RTSPMethod
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RTSPProtocol::GetMethod(const StrPtrLen &inMethodStr)
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{
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//chances are this is one of our selected "VIP" methods. so check for this.
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QTSS_RTSPMethod theMethod = qtssIllegalMethod;
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switch(*inMethodStr.Ptr)
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{
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case 'S': case 's': theMethod = qtssSetupMethod; break;
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case 'D': case 'd': theMethod = qtssDescribeMethod; break;
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case 'T': case 't': theMethod = qtssTeardownMethod; break;
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case 'O': case 'o': theMethod = qtssOptionsMethod; break;
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case 'A': case 'a': theMethod = qtssAnnounceMethod; break;
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}
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if ((theMethod != qtssIllegalMethod) &&
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(inMethodStr.EqualIgnoreCase(sMethods[theMethod].Ptr, sMethods[theMethod].Len)))
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return theMethod;
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for (SInt32 x = qtssNumVIPMethods; x < qtssIllegalMethod; x++)
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if (inMethodStr.EqualIgnoreCase(sMethods[x].Ptr, sMethods[x].Len))
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return x;
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return qtssIllegalMethod;
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}
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StrPtrLen RTSPProtocol::sHeaders[] =
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{
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StrPtrLen("Accept"),
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StrPtrLen("Cseq"),
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StrPtrLen("User-Agent"),
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StrPtrLen("Transport"),
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StrPtrLen("Session"),
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StrPtrLen("Range"),
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StrPtrLen("Accept-Encoding"),
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StrPtrLen("Accept-Language"),
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StrPtrLen("Authorization"),
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StrPtrLen("Bandwidth"),
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StrPtrLen("Blocksize"),
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StrPtrLen("Cache-Control"),
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StrPtrLen("Conference"),
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StrPtrLen("Connection"),
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StrPtrLen("Content-Base"),
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StrPtrLen("Content-Encoding"),
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StrPtrLen("Content-Language"),
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StrPtrLen("Content-length"),
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StrPtrLen("Content-Location"),
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StrPtrLen("Content-Type"),
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StrPtrLen("Date"),
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StrPtrLen("Expires"),
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StrPtrLen("From"),
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StrPtrLen("Host"),
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StrPtrLen("If-Match"),
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StrPtrLen("If-Modified-Since"),
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StrPtrLen("Last-Modified"),
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StrPtrLen("Location"),
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StrPtrLen("Proxy-Authenticate"),
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StrPtrLen("Proxy-Require"),
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StrPtrLen("Referer"),
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StrPtrLen("Retry-After"),
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StrPtrLen("Require"),
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StrPtrLen("RTP-Info"),
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StrPtrLen("Scale"),
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StrPtrLen("Speed"),
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StrPtrLen("Timestamp"),
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StrPtrLen("Vary"),
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StrPtrLen("Via"),
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StrPtrLen("Allow"),
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StrPtrLen("Public"),
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StrPtrLen("Server"),
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StrPtrLen("Unsupported"),
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StrPtrLen("WWW-Authenticate"),
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StrPtrLen(","),
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StrPtrLen("x-Retransmit"),
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StrPtrLen("x-Accept-Retransmit"),
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StrPtrLen("x-RTP-Meta-Info"),
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StrPtrLen("x-Transport-Options"),
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StrPtrLen("x-Packet-Range"),
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StrPtrLen("x-Prebuffer"),
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StrPtrLen("x-Dynamic-Rate"),
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StrPtrLen("x-Accept-Dynamic-Rate"),
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// DJM PROTOTYPE
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StrPtrLen("x-Random-Data-Size"),
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//3gpp release 6 headers
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StrPtrLen("3GPP-Link-Char"),
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StrPtrLen("3GPP-Adaptation"),
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StrPtrLen("3GPP-QoE-Feedback"),
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StrPtrLen("3GPP-QoE-Metrics"),
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//Annex G
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StrPtrLen("x-predecbufsize"),
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StrPtrLen("x-initpredecbufperiod"),
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StrPtrLen("x-initpostdecbufperiod"),
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StrPtrLen("3gpp-videopostdecbufsize")
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};
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QTSS_RTSPHeader RTSPProtocol::GetRequestHeader(const StrPtrLen &inHeaderStr)
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{
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if (inHeaderStr.Len == 0)
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return qtssIllegalHeader;
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QTSS_RTSPHeader theHeader = qtssIllegalHeader;
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//chances are this is one of our selected "VIP" headers. so check for this.
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switch(*inHeaderStr.Ptr)
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{
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case 'C': case 'c': theHeader = qtssCSeqHeader; break;
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case 'S': case 's': theHeader = qtssSessionHeader; break;
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case 'U': case 'u': theHeader = qtssUserAgentHeader; break;
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case 'A': case 'a': theHeader = qtssAcceptHeader; break;
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case 'T': case 't': theHeader = qtssTransportHeader; break;
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case 'R': case 'r': theHeader = qtssRangeHeader; break;
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case 'X': case 'x': theHeader = qtssExtensionHeaders; break;
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}
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//
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// Check to see whether this is one of our extension headers. These
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// are very likely to appear in requests.
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if (theHeader == qtssExtensionHeaders)
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{
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for (SInt32 y = qtssExtensionHeaders; y < qtssNumHeaders; y++)
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{
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if (inHeaderStr.EqualIgnoreCase(sHeaders[y].Ptr, sHeaders[y].Len))
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return y;
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}
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}
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//
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// It's not one of our extension headers, check to see if this is one of
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// our normal VIP headers
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if ((theHeader != qtssIllegalHeader) &&
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(inHeaderStr.EqualIgnoreCase(sHeaders[theHeader].Ptr, sHeaders[theHeader].Len)))
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return theHeader;
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//
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//If this isn't one of our VIP headers, go through the remaining request headers, trying
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//to find the right one.
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for (SInt32 x = qtssNumVIPHeaders; x < qtssNumHeaders; x++)
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{
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if (inHeaderStr.EqualIgnoreCase(sHeaders[x].Ptr, sHeaders[x].Len))
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return x;
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}
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return qtssIllegalHeader;
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}
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StrPtrLen RTSPProtocol::sStatusCodeStrings[] =
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{
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StrPtrLen("Continue"), //kContinue
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StrPtrLen("OK"), //kSuccessOK
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StrPtrLen("Created"), //kSuccessCreated
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StrPtrLen("Accepted"), //kSuccessAccepted
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StrPtrLen("No Content"), //kSuccessNoContent
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StrPtrLen("Partial Content"), //kSuccessPartialContent
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StrPtrLen("Low on Storage Space"), //kSuccessLowOnStorage
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StrPtrLen("Multiple Choices"), //kMultipleChoices
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StrPtrLen("Moved Permanently"), //kRedirectPermMoved
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StrPtrLen("Found"), //kRedirectTempMoved
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StrPtrLen("See Other"), //kRedirectSeeOther
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StrPtrLen("Not Modified"), //kRedirectNotModified
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StrPtrLen("Use Proxy"), //kUseProxy
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StrPtrLen("Bad Request"), //kClientBadRequest
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StrPtrLen("Unauthorized"), //kClientUnAuthorized
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StrPtrLen("Payment Required"), //kPaymentRequired
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StrPtrLen("Forbidden"), //kClientForbidden
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StrPtrLen("Not Found"), //kClientNotFound
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StrPtrLen("Method Not Allowed"), //kClientMethodNotAllowed
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StrPtrLen("Not Acceptable"), //kNotAcceptable
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StrPtrLen("Proxy Authentication Required"), //kProxyAuthenticationRequired
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StrPtrLen("Request Time-out"), //kRequestTimeout
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StrPtrLen("Conflict"), //kClientConflict
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StrPtrLen("Gone"), //kGone
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StrPtrLen("Length Required"), //kLengthRequired
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StrPtrLen("Precondition Failed"), //kPreconditionFailed
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StrPtrLen("Request Entity Too Large"), //kRequestEntityTooLarge
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StrPtrLen("Request-URI Too Large"), //kRequestURITooLarge
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StrPtrLen("Unsupported Media Type"), //kUnsupportedMediaType
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StrPtrLen("Parameter Not Understood"), //kClientParameterNotUnderstood
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StrPtrLen("Conference Not Found"), //kClientConferenceNotFound
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StrPtrLen("Not Enough Bandwidth"), //kClientNotEnoughBandwidth
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StrPtrLen("Session Not Found"), //kClientSessionNotFound
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StrPtrLen("Method Not Valid in this State"), //kClientMethodNotValidInState
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StrPtrLen("Header Field Not Valid For Resource"), //kClientHeaderFieldNotValid
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StrPtrLen("Invalid Range"), //kClientInvalidRange
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StrPtrLen("Parameter Is Read-Only"), //kClientReadOnlyParameter
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StrPtrLen("Aggregate Option Not Allowed"), //kClientAggregateOptionNotAllowed
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StrPtrLen("Only Aggregate Option Allowed"), //kClientAggregateOptionAllowed
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StrPtrLen("Unsupported Transport"), //kClientUnsupportedTransport
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StrPtrLen("Destination Unreachable"), //kClientDestinationUnreachable
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StrPtrLen("Internal Server Error"), //kServerInternal
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StrPtrLen("Not Implemented"), //kServerNotImplemented
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StrPtrLen("Bad Gateway"), //kServerBadGateway
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StrPtrLen("Service Unavailable"), //kServerUnavailable
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StrPtrLen("Gateway Timeout"), //kServerGatewayTimeout
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StrPtrLen("RTSP Version not supported"), //kRTSPVersionNotSupported
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StrPtrLen("Option Not Supported") //kServerOptionNotSupported
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};
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SInt32 RTSPProtocol::sStatusCodes[] =
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{
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100, //kContinue
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200, //kSuccessOK
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201, //kSuccessCreated
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202, //kSuccessAccepted
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204, //kSuccessNoContent
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206, //kSuccessPartialContent
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250, //kSuccessLowOnStorage
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300, //kMultipleChoices
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301, //kRedirectPermMoved
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302, //kRedirectTempMoved
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303, //kRedirectSeeOther
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304, //kRedirectNotModified
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305, //kUseProxy
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400, //kClientBadRequest
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401, //kClientUnAuthorized
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402, //kPaymentRequired
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403, //kClientForbidden
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404, //kClientNotFound
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405, //kClientMethodNotAllowed
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406, //kNotAcceptable
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407, //kProxyAuthenticationRequired
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408, //kRequestTimeout
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409, //kClientConflict
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410, //kGone
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411, //kLengthRequired
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412, //kPreconditionFailed
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413, //kRequestEntityTooLarge
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414, //kRequestURITooLarge
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415, //kUnsupportedMediaType
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451, //kClientParameterNotUnderstood
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452, //kClientConferenceNotFound
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453, //kClientNotEnoughBandwidth
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454, //kClientSessionNotFound
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455, //kClientMethodNotValidInState
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456, //kClientHeaderFieldNotValid
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457, //kClientInvalidRange
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458, //kClientReadOnlyParameter
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459, //kClientAggregateOptionNotAllowed
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460, //kClientAggregateOptionAllowed
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461, //kClientUnsupportedTransport
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462, //kClientDestinationUnreachable
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500, //kServerInternal
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501, //kServerNotImplemented
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502, //kServerBadGateway
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503, //kServerUnavailable
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504, //kServerGatewayTimeout
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505, //kRTSPVersionNotSupported
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551 //kServerOptionNotSupported
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};
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StrPtrLen RTSPProtocol::sStatusCodeAsStrings[] =
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{
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StrPtrLen("100"), //kContinue
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StrPtrLen("200"), //kSuccessOK
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StrPtrLen("201"), //kSuccessCreated
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StrPtrLen("202"), //kSuccessAccepted
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StrPtrLen("204"), //kSuccessNoContent
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StrPtrLen("206"), //kSuccessPartialContent
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StrPtrLen("250"), //kSuccessLowOnStorage
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StrPtrLen("300"), //kMultipleChoices
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StrPtrLen("301"), //kRedirectPermMoved
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StrPtrLen("302"), //kRedirectTempMoved
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StrPtrLen("303"), //kRedirectSeeOther
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StrPtrLen("304"), //kRedirectNotModified
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StrPtrLen("305"), //kUseProxy
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StrPtrLen("400"), //kClientBadRequest
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StrPtrLen("401"), //kClientUnAuthorized
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StrPtrLen("402"), //kPaymentRequired
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StrPtrLen("403"), //kClientForbidden
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StrPtrLen("404"), //kClientNotFound
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StrPtrLen("405"), //kClientMethodNotAllowed
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StrPtrLen("406"), //kNotAcceptable
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StrPtrLen("407"), //kProxyAuthenticationRequired
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StrPtrLen("408"), //kRequestTimeout
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StrPtrLen("409"), //kClientConflict
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StrPtrLen("410"), //kGone
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StrPtrLen("411"), //kLengthRequired
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StrPtrLen("412"), //kPreconditionFailed
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StrPtrLen("413"), //kRequestEntityTooLarge
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StrPtrLen("414"), //kRequestURITooLarge
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StrPtrLen("415"), //kUnsupportedMediaType
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StrPtrLen("451"), //kClientParameterNotUnderstood
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StrPtrLen("452"), //kClientConferenceNotFound
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StrPtrLen("453"), //kClientNotEnoughBandwidth
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StrPtrLen("454"), //kClientSessionNotFound
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StrPtrLen("455"), //kClientMethodNotValidInState
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StrPtrLen("456"), //kClientHeaderFieldNotValid
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StrPtrLen("457"), //kClientInvalidRange
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StrPtrLen("458"), //kClientReadOnlyParameter
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StrPtrLen("459"), //kClientAggregateOptionNotAllowed
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StrPtrLen("460"), //kClientAggregateOptionAllowed
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StrPtrLen("461"), //kClientUnsupportedTransport
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StrPtrLen("462"), //kClientDestinationUnreachable
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StrPtrLen("500"), //kServerInternal
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StrPtrLen("501"), //kServerNotImplemented
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StrPtrLen("502"), //kServerBadGateway
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|
|
StrPtrLen("503"), //kServerUnavailable
|
||
|
|
StrPtrLen("504"), //kServerGatewayTimeout
|
||
|
|
StrPtrLen("505"), //kRTSPVersionNotSupported
|
||
|
|
StrPtrLen("551") //kServerOptionNotSupported
|
||
|
|
};
|
||
|
|
|
||
|
|
StrPtrLen RTSPProtocol::sVersionString[] =
|
||
|
|
{
|
||
|
|
StrPtrLen("RTSP/1.0")
|
||
|
|
};
|
||
|
|
|
||
|
|
RTSPProtocol::RTSPVersion
|
||
|
|
RTSPProtocol::GetVersion(StrPtrLen &versionStr)
|
||
|
|
{
|
||
|
|
if (versionStr.Len != 8)
|
||
|
|
return kIllegalVersion;
|
||
|
|
else
|
||
|
|
return k10Version;
|
||
|
|
}
|