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MicroMediaServer.c
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MicroMediaServer.c
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/*****************************************************************************
* Copyright (C) 2012- Brad Love : b-rad at next dimension dot cc
* Next Dimension Innovations : http://nextdimension.cc
* http://b-rad.cc
* Copyright 2006 - 2011 Intel Corporation
*
* This file is part of TV-Now
* TV-Now is an Open Source DLNA Media Server. TV-Now's purpose is
* to serve Live TV (and recorded content) over the local network
* to televisions, computers, media players, tablets, and consoles.
* TV-Now delivers EPG data in the DLNA container for compatible
* clients and also offers an html5+jquery tv player with full EPG.
* TV-Now uses the libdvbtee library as its backend.
*
* TV-Now is compatible with:
* - ATSC
* - Clear QAM
* - DVB-T
*
* TV-Now is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Note: All additional terms from Section 7 of GPLv3 apply to this software.
* This includes requiring preservation of specified reasonable legal
* notices or author attributions in the material or in the Appropriate
* Legal Notices displayed by this software.
*
* You should have received a copy of the GNU General Public License v3
* along with TV-Now. If not, see <http://www.gnu.org/licenses/>.
*
* An Apache 2.0 licensed version of this software is privately maintained
* for licensing to interested commercial parties. Apache 2.0 license is
* compatible with the GPLv3, which allows the Apache 2.0 version to be
* included in proprietary systems, while keeping the public GPLv3 version
* completely open source. GPLv3 can NOT be re-licensed as Apache 2.0, since
* Apache 2.0 license is only a subset of GPLv3. To inquire about licensing
* the commercial version of TV-Now contact: tv-now at nextdimension dot cc
*
* Note about contributions and patch submissions:
* The commercial Apache 2.0 version of TV-Now is used as the master.
* The GPLv3 version of TV-Now will be identical to the Apache 2.0 version.
* All contributions and patches are licensed under Apache 2.0
* By submitting a patch you implicitly agree to
* http://www.apache.org/licenses/icla.txt
* You retain ownership and when merged the license will be upgraded to GPLv3.
*
*****************************************************************************/
#define MULTIPART_RANGE_DELIMITER "{{{{{-S3P4R470R-}}}}}"
#define _CRTDBG_MAP_ALLOC
#include <stdio.h>
#include <stdlib.h>
#ifdef WIN32
#include <crtdbg.h>
#endif
#include <inttypes.h>
#include <string.h>
#include "UpnpMicroStack.h"
#include "ILibParsers.h"
#include "MicroMediaServer.h"
#include "MyString.h"
#include "PortingFunctions.h"
#include "MimeTypes.h"
#include "version.h"
#include "CdsMediaObject.h"
#include "CdsMediaClass.h"
#include "CdsObjectToDidl.h"
#include "ILibWebServer.h"
#ifdef UNDER_CE
#define strnicmp _strnicmp
#define assert ASSERT
#endif
#ifdef WIN32
#ifndef UNDER_CE
#include "assert.h"
#endif
#endif
#ifdef _POSIX
#include "assert.h"
#define strnicmp strncasecmp
#include <semaphore.h>
#endif
// POSIX-style synchronization
#ifndef _POSIX
#define sem_t HANDLE
#define sem_init(x,y,z) *x=CreateSemaphore(NULL,z,FD_SETSIZE,NULL)
#define sem_destroy(x) (CloseHandle(*x)==0?1:0)
#define sem_wait(x) WaitForSingleObject(*x,INFINITE)
#define sem_trywait(x) ((WaitForSingleObject(*x,0)==WAIT_OBJECT_0)?0:1)
#define sem_post(x) ReleaseSemaphore(*x,1,NULL)
#define strncasecmp(x,y,z) _strnicmp(x,y,z)
#endif
/************************************************************************************/
/* START SECTION - Configuration info for the media server. */
/* This value should be one of the xxx_DIR_DELIMITER_STR values defined in the FileSystem configuration section. */
char* DIRDELIMITER;
/* The value of the shared root path. String value and its corresponding length variable initialized through SetRootPath(). */
char* ROOTPATH;
int ROOTPATHLENGTH;
/* MMS Stats */
void (*MmsOnStatsChanged) (void) = NULL;
void (*MmsOnTransfersChanged) (int) = NULL;
int MmsBrowseCount = 0;
int MmsHttpRequestCount = 0;
int MmsCurrentTransfersCount = 0;
struct MMSMEDIATRANSFERSTAT MmsMediaTransferStats[DOWNLOAD_STATS_ARRAY_SIZE];
void *MMS_Chain;
void *MMS_MicroStack;
sem_t MMS_IP_AddressesLock;
int *MMS_IP_Addresses;
int MMS_IP_AddressesLen;
/* END SECTION - Internal state variables and configuration for the media server. */
/************************************************************************************/
/************************************************************************************/
/* START SECTION - Stuff specific to FileSystem stuff. */
/* FileName To Didl struct */
struct FNTD
{
char* DirDelimiter; /* Delimiter used for directory names */
char* Root; /* Root path. */
int RootLength; /* Length of Root */
char* Filter; /* Comma separated list of tags to include. Use the * char to indicate all fields. NULL indicates minimum.*/
unsigned int SI; /* Starting index */
unsigned int RC; /* Requested count */
unsigned int CI; /* Current index - used internally. */
unsigned int NR; /* OUT: Number returned in DIDL response. used internally. */
unsigned int TM; /* OUT: Total number of matches. used internally */
unsigned long UpdateID; /* OUT: UpdateID. used internally. */
FILE* File; /* Print DIDL here if non-NULL. Works in conjuction with Socket. */
char* String; /* strcat DIDL here if non-NULL */
uint64_t FileSize; /* length of the file in bytes - used for res@size */
const char* ArgName; /* Needed if UpnpToken != NULL */
void* UpnpToken; /* Print DIDL here if non-NULL. Works in conjunction with File. */
char* BaseUri; /* http://[ip address]:[port]/dir */
int *AddressList;
int AddressListLen;
int Port;
};
/* CHAR and STRING defines for Win32 directory delimiter */
#define WIN32_DIR_DELIMITER_CHR '\\'
#define WIN32_DIR_DELIMITER_STR "\\"
/* CHAR and STRING defines for UNIX directory delimiter */
#define UNIX_DIR_DELIMITER_CHR '/'
#define UNIX_DIR_DELIMITER_STR "/"
#define MAX_PATH_LENGTH 1024
/* #define stuff used for ProcessDir */
#define RECURSE_NEVER 0 /* Never recurse */
#define RECURSE_WHEN_FOUND 1 /* Recurse directories immediately when entry found. */
#define RECURSE_AFTER_PROCESS 2 /* NOT IMPLEMENTED: Recurse subdirs after done processing entries in the directory. */
#define RECURSE_BEFORE_PROCESS 3 /* NOT IMPLEMENTED: Recurse subdirs before processing any entries in the directory.*/
#define PROCESS_WHEN_FOUND 0 /* Process the entry immediately. */
#define PROCESS_DIRS_FIRST 1 /* Process directory entries first. */
#define PROCESS_FILE_FIRST 2 /* Process file entries first. */
/* Returns file extension for ASCII-encoded paths. */
char* GetFileExtension(char* pathName, int returnCopy)
{
int len;
int i;
len = (int) strlen(pathName);
for (i = len-1; i >= 0; i--)
{
if (
(WIN32_DIR_DELIMITER_CHR == pathName[i]) ||
(UNIX_DIR_DELIMITER_CHR == pathName[i])
)
{
return NULL;
}
if ('.' == pathName[i])
{
if (returnCopy == 0)
{
return pathName+i;
}
else
{
char* deepCopy = (char*) malloc(len+1);
strcpy(deepCopy, pathName);
return deepCopy;
}
}
}
return NULL;
}
int GetLastIndexOfParentPath(char* pathName, char* dirDelimiter, int includeDelimiter)
{
int dLen;
int pLen;
int i, j, ij, len;
int foundDelim = 0;
dLen = (int) strlen(dirDelimiter);
pLen = (int) strlen(pathName);
for (i = pLen; i >= 0; i--)
{
for (j = 0; j < dLen; j++)
{
ij = i+j;
if (i+j < pLen)
{
if (dirDelimiter[j] != pathName[ij])
{
/* if a delimiter char doesn't match, then go to pathName[i-1] */
break;
}
if (j == dLen-1)
{
/* make sure we didn't find a delimiter that ends pathName */
if (i+dLen < pLen)
{
foundDelim = 1;
}
}
}
}
if (0 != foundDelim)
{
if (0 != includeDelimiter)
{
len = i+dLen;
}
else
{
len = i;
}
return len-1;
}
}
return -1;
}
/* Returns parent path of ASCII encoded path */
char* GetParentPath(char* pathName, char* dirDelimiter, int includeDelimiter)
{
char* substring;
int pos;
pos = GetLastIndexOfParentPath(pathName, dirDelimiter, includeDelimiter) + 1;
if (pos >= 0)
{
substring = (char*) malloc(pos+1);
strncpy(substring, pathName, pos);
substring[pos] = '\0';
return substring;
}
return NULL;
}
/* Returns filename for ascii-encoded path */
char* GetFileName(char* pathName, char* dirDelimiter, int returnExtension)
{
int pos = GetLastIndexOfParentPath(pathName, dirDelimiter, 1);
int pLen = (int) strlen(pathName);
int len = pLen - pos;
int dotPos;
char* name = NULL;
int i,j;
int nlen;
if (returnExtension == 0)
{
dotPos = LastIndexOf(pathName, ".");
if ((dotPos >= 0) && (dotPos >= pos))
{
len = len - (pLen-dotPos);
}
}
name = (char*)malloc(len+1);
j=pos+1;
nlen = len - 1;
for (i=0; i < len; i++)
{
name[i] = pathName[j];
j++;
}
name[nlen] = '\0';
if (EndsWith(name, dirDelimiter, 0))
{
name[nlen-(int) strlen(dirDelimiter)] = '\0';
}
return name;
}
void ProcessDir(char* dir, int processWhen, int recurseWhen, void (*callForEachFile)(char*, void*), void* arg)
{
char path[MAX_PATH_LENGTH];
char filename[MAX_PATH_LENGTH];
void* dirObj;
int ewDD;
struct FNTD* fntd = (struct FNTD*) arg;
int nextFile = 0;
uint64_t fileSize = 0;
if (callForEachFile == NULL) return;
dirObj = PCGetDirFirstFile(dir,filename,MAX_PATH_LENGTH,&fileSize);
if (dirObj == NULL)
{
fprintf(stderr, "ProcessDir: can't open %s\n", dir);
return;
}
ewDD = EndsWith(dir, DIRDELIMITER, 0);
do
{
if (ProceedWithDirEntry(dir, filename, MAX_PATH_LENGTH) != 0)
{
/* path is acceptable length */
if (ewDD != 0)
{
sprintf(path, "%s%s", dir, filename);
}
else
{
sprintf(path, "%s%s%s", dir, DIRDELIMITER, filename);
}
fntd->FileSize = fileSize;
(callForEachFile)(path, fntd);
}
nextFile = PCGetDirNextFile(dirObj,dir,filename,MAX_PATH_LENGTH, &fileSize);
}
while (nextFile != 0);
PCCloseDir(dirObj);
}
/* END SECTION - Stuff specific to FileSystem stuff. */
/************************************************************************************/
/************************************************************************************/
/* START SECTION - Virtual Directory stuff*/
struct RangeRequest
{
uint64_t StartIndex;
uint64_t BytesLeft;
uint64_t MultiRange;
};
struct WebRequest
{
void* UpnpToken;
char* UnescapedDirectiveObj;
int UnescapedDirectiveObjLen;
char *ansiPath;
char *fullPath;
char* Root;
int RootLen;
char* DirDelimiter;
int DirDelimLen;
char* VirtualDir;
int VirDirLen;
FILE *f;
char *buffer;
uint64_t totalBytes;
uint64_t sentBytes;
int tsi;
struct packetheader *p;
void *Range;
char *ct;
uint64_t cl;
};
char MungeHexDigit(char* one_hexdigit)
{
char r = -1;
char c = *one_hexdigit;
if (c >= '0' && c <= '9')
{
r = c - '0';
}
else if (c >= 'A' && c <= 'F')
{
r = c - 'A' + 10;
}
else if (c >= 'a' && c <= 'F')
{
r = c - 'a' + 10;
}
return r;
}
char GetCharFromHex(char* two_hexdigits)
{
char c1 = MungeHexDigit(two_hexdigits);
char c2 = MungeHexDigit(two_hexdigits+1);
char result = 0;
if (c1 != -1 && c2 != -1)
{
result = (c1 << 4) + c2;
}
return result;
}
#define SENDSIZE 32768
char *MMS_STRING_ROOT = "Root";
char *MMS_STRING_UNKNOWN = "Unknown";
char *MMS_STRING_RESULT = "Result";
void HandleDisconnect(struct ILibWebServer_Session *session)
{
struct WebRequest *wr;
if(session->User2!=NULL)
{
wr = (struct WebRequest*)session->User2;
memset(&(MmsMediaTransferStats[wr->tsi]),0,sizeof(struct MMSMEDIATRANSFERSTAT));
if (MmsOnTransfersChanged != NULL)
{
MmsOnTransfersChanged(wr->tsi);
}
free(wr->ansiPath);
free(wr->fullPath);
free(wr->buffer);
free(wr->UnescapedDirectiveObj);
ILibDestructPacket(wr->p);
FREE(wr);
session->User2 = NULL;
}
}
void HandleSendOK(struct ILibWebServer_Session *session)
{
int z,numRead;
struct WebRequest *wr = (struct WebRequest*)session->User2;
struct RangeRequest *rr = NULL;
char *buf;
if(wr->f!=NULL)
{
if(wr->Range!=NULL)
{
rr = (struct RangeRequest*)ILibQueue_PeekQueue(wr->Range);
if(rr!=NULL)
{
PCFileSeek(wr->f,(long)rr->StartIndex,SEEK_SET);
}
}
do
{
z=1;
numRead = (int)PCFileRead(wr->buffer, 1, SENDSIZE, wr->f);
if(rr!=NULL && numRead>0 && numRead>rr->BytesLeft)
{
numRead = rr->BytesLeft;
}
if(numRead>0 && (rr==NULL||((rr!=NULL)&&( rr->BytesLeft>0))))
{
wr->sentBytes+=numRead;
if(rr!=NULL) {rr->BytesLeft-=numRead;}
MmsMediaTransferStats[wr->tsi].position = wr->sentBytes;
if (MmsOnTransfersChanged != NULL)
{
MmsOnTransfersChanged(wr->tsi);
}
z = ILibWebServer_StreamBody(session,wr->buffer,numRead,1,0);
}
else
{
memset(&(MmsMediaTransferStats[wr->tsi]),0,sizeof(struct MMSMEDIATRANSFERSTAT));
if (MmsOnTransfersChanged != NULL)
{
MmsOnTransfersChanged(wr->tsi);
}
if(rr!=NULL)
{
rr = ILibQueue_DeQueue(wr->Range);
FREE(rr);
rr = ILibQueue_PeekQueue(wr->Range);
if(rr==NULL)
{
ILibQueue_Destroy(wr->Range);
wr->Range = NULL;
}
else
{
z=0;
PCFileSeek(wr->f,(long)rr->StartIndex,SEEK_SET);
if(rr->MultiRange!=0)
{
buf = (char*)malloc(1024);
sprintf(buf,"%s\r\nContent-Type: %s\r\nContent-Range: bytes %" PRIu64 "-%" PRIu64 "/%" PRIu64 "\r\n\r\n",
MULTIPART_RANGE_DELIMITER,wr->ct,rr->StartIndex,rr->BytesLeft,wr->cl);
ILibWebServer_StreamBody(session,buf,(int)strlen(buf),0,0);
}
continue;
}
}
// Done Reading
session->OnSendOK = NULL;
session->User2 = NULL;
ILibWebServer_StreamBody(session,wr->buffer,0,1,1);
PCFileClose(wr->f);
wr->f = NULL;
free(wr->ansiPath);
free(wr->fullPath);
ILibDestructPacket(wr->p);
free(wr->buffer);
free(wr->UnescapedDirectiveObj);
free(wr);
}
}while(z==0);
}
}
void* HandleWebRequest(void* webRequest)
{
struct WebRequest* wr = (struct WebRequest*) webRequest;
int ewSlash;
char* lastChar;
char* dj;
char* di;
int copied, slashCount, si;
int fpBufLen;
char *fp, *ud;
int k;
char* ext;
char* ct;
uint64_t cl = 0;
char *buf;
int bufLen;
int dirEntryType = 0;
void* f;
uint64_t totalSent;
int sendStatus;
uint64_t numRead;
int fpLen,fpSize;
int transferStatIndex = -1;
struct ILibWebServer_Session *session = (struct ILibWebServer_Session*)wr->UpnpToken;
int z;
struct packetheader_field_node *phf;
struct parser_result *pr,*pr2,*pr3;
struct parser_result_field *prf;
struct RangeRequest *rr;
session->OnDisconnect = &HandleDisconnect;
wr->buffer = NULL;
MmsCurrentTransfersCount++;
if (MmsOnStatsChanged != NULL) MmsOnStatsChanged();
/* remove trailing slash from directive, if present */
#ifdef _DEBUG
printf("\r\nDirective1='%s'", wr->p->DirectiveObj);
#endif
ewSlash = EndsWith(wr->p->DirectiveObj, "/", 0);
if (ewSlash != 0)
{
wr->p->DirectiveObj[wr->p->DirectiveObjLength-1] = '\0';
wr->p->DirectiveObjLength = wr->p->DirectiveObjLength - 1;
}
#ifdef _DEBUG
printf("\r\nDirective2='%s'", wr->p->DirectiveObj);
#endif
/* convert from escaped HTTP directive to unescaped directive */
wr->UnescapedDirectiveObj = (char*) malloc (wr->p->DirectiveObjLength+1);
wr->UnescapedDirectiveObjLen = wr->p->DirectiveObjLength;
lastChar = wr->p->DirectiveObj + wr->p->DirectiveObjLength;
dj = wr->p->DirectiveObj;
di = wr->UnescapedDirectiveObj;
while (dj < lastChar)
{
copied = 0;
if (*dj == '%')
{
char r = GetCharFromHex(dj+1);
if (r != 0)
{
*di = r;
dj = dj + 2;
copied = 1;
}
}
if (copied == 0)
{
*di = *dj;
}
dj = dj + 1;
di = di + 1;
}
*di = '\0';
wr->UnescapedDirectiveObjLen = (int) (di - wr->UnescapedDirectiveObj);
printf("\r\nUnescapedDirective='%s' %d=%d\r\n", wr->UnescapedDirectiveObj, wr->UnescapedDirectiveObjLen, (int) strlen(wr->UnescapedDirectiveObj));
/* determine the full local path where the directive should map to */
slashCount = 0;
for (si=0; si <wr->UnescapedDirectiveObjLen; si++)
{
if (wr->UnescapedDirectiveObj[si] == '/')
{
slashCount = slashCount + 1;
}
}
fpBufLen = wr->RootLen +wr->UnescapedDirectiveObjLen + (slashCount*wr->DirDelimLen) + 1;
wr->fullPath = (char*) malloc (fpBufLen);
sprintf(wr->fullPath, "%s", wr->Root);
fp = wr->fullPath + wr->RootLen;
ud = wr->UnescapedDirectiveObj + wr->VirDirLen + 2;
while (*ud != '\0')
{
if (*ud == '/')
{
for (k=0; k < wr->DirDelimLen; k++)
{
*fp = wr->DirDelimiter[k];
}
fp = fp + k;
}
else
{
*fp = *ud;
fp = fp + 1;
}
ud = ud + 1;
}
*fp = '\0';
fpLen = (int) strlen(wr->fullPath);
printf("Requesting='%s' strlen='%d'\r\n", wr->fullPath, fpLen);
fpSize = fpLen+1;
wr->ansiPath = (char*) malloc(fpSize);
/* TODO: Simply copy wr->fullPath to wr->ansiPath if PortingFunctions
* has been modified to support unicode file paths.
*/
Utf8ToAnsi(wr->ansiPath, wr->fullPath, fpSize);
/* determine if the path is a file or a directory, or nonexistent */
dirEntryType = PCGetFileDirType(wr->fullPath);
if (dirEntryType > 0)
{
if (dirEntryType == 1)
{
/* is a file */
printf("\r\nFound='%s' strlen='%d'\r\n", wr->fullPath, (int) strlen(wr->ansiPath));
/* otherwise, just send the file */
ext = (char*) GetFileExtension(wr->ansiPath, 0);
ct = (char*) FileExtensionToMimeType(ext, 0);
if (*ct == '\0') { ct = "application/octet-stream"; }
f = PCFileOpen(wr->ansiPath, "rb");
if (f != NULL)
{
if (transferStatIndex != -1)
{
#ifdef _WIN32_WCE
PCFileSeek(f,0,SEEK_END);
MmsMediaTransferStats[transferStatIndex].length = PCFileTell(f);
PCFileSeek(f,0,SEEK_SET);
#endif
#ifdef WIN32
PCFileSeek(f,0,SEEK_END);
MmsMediaTransferStats[transferStatIndex].length = PCFileTell(f);
PCFileSeek(f,0,SEEK_SET);
#endif
}
}
totalSent =0;
sendStatus = 0;
if (f != NULL)
{
for (k=0;k<20;k++)
{
if (MmsMediaTransferStats[k].filename == NULL)
{
transferStatIndex = k;
MmsMediaTransferStats[transferStatIndex].filename = wr->fullPath;
MmsMediaTransferStats[transferStatIndex].download = 1;
MmsMediaTransferStats[transferStatIndex].length = 0;
MmsMediaTransferStats[transferStatIndex].position = 0;
if (MmsOnTransfersChanged != NULL) MmsOnTransfersChanged(transferStatIndex);
break;
}
}
cl = PCGetFileSize(wr->fullPath);
buf = (char*)MALLOC(2048);
wr->tsi = transferStatIndex;
wr->totalBytes = cl;
wr->sentBytes=0;
wr->f = f;
session->OnSendOK = &HandleSendOK;
session->User2 = wr;
// Check If Range Request
phf = wr->p->FirstField;
while(phf!=NULL)
{
if(phf->FieldLength==5 && strncasecmp(phf->Field,"RANGE",5)==0)
{
wr->Range = ILibQueue_Create();
pr = ILibParseString(phf->FieldData,0,phf->FieldDataLength,"=",1);
pr2 = ILibParseString(pr->LastResult->data,0,pr->LastResult->datalength,",",1);
prf = pr2->FirstResult;
while(prf!=NULL)
{
rr = (struct RangeRequest*)malloc(sizeof(struct RangeRequest));
rr->MultiRange=(pr2->NumResults==1?0:1);
pr3 = ILibParseString(prf->data,0,prf->datalength,"-",1);
if(pr3->FirstResult->datalength==0)
{
rr->StartIndex = -1;
}
else
{
pr3->FirstResult->data[pr3->FirstResult->datalength] = 0;
rr->StartIndex = atoi(pr3->FirstResult->data);
}
if(pr3->LastResult->datalength==0)
{
rr->BytesLeft = cl-rr->StartIndex;
}
else
{
pr3->LastResult->data[pr3->LastResult->datalength] = 0;
if(rr->StartIndex==-1)
{
rr->BytesLeft = atoi(pr3->LastResult->data);
if(rr->BytesLeft>=cl)
{
rr->BytesLeft = cl;
rr->StartIndex = 0;
}
else
{
rr->StartIndex = cl-rr->BytesLeft;
}
}
else
{
rr->BytesLeft = atoi(pr3->LastResult->data) - rr->StartIndex;
if(rr->BytesLeft>(cl-rr->StartIndex))
{
rr->BytesLeft = cl-rr->StartIndex;
}
}
}
ILibQueue_EnQueue(wr->Range,rr);
ILibDestructParserResults(pr3);
prf = prf->NextResult;
}
ILibDestructParserResults(pr2);
ILibDestructParserResults(pr);
break;
}
phf=phf->NextField;
}
rr=NULL;
if(wr->Range!=NULL)
{
rr = (struct RangeRequest*)ILibQueue_PeekQueue(wr->Range);
if(rr->MultiRange==0)
{
// Single Range Request
bufLen = sprintf(buf,"\r\nServer: Next Dimension Innovations/TV-Now %s\r\nContent-Range: bytes %" PRIu64 "-%" PRIu64 "/%" PRIu64 "\r\nContent-Type: %s",
TV_NOW_VERSION, rr->StartIndex,rr->BytesLeft,cl,ct);
}
else
{
// MultiPart Range Request
wr->ct = ct;
wr->cl = cl;
bufLen = sprintf(buf, "\r\nServer: Next Dimension Innovations/TV-Now %s\r\nContent-Type: multipart/byteranges; boundary=%s",
TV_NOW_VERSION, MULTIPART_RANGE_DELIMITER);
}
}
else
{
rr=NULL;
bufLen = sprintf(buf, "\r\nServer: Next Dimension Innovations/TV-Now %s\r\nAccept-Range: bytes\r\nContent-Type: %s", TV_NOW_VERSION, ct);
}
if(wr->p->DirectiveLength==4 && strncasecmp(wr->p->Directive,"HEAD",4)==0)
{
PCFileClose(wr->f);
wr->f = NULL;
if(wr->Range!=NULL)
{
ILibWebServer_Send_Raw(session,"HTTP/1.1 206 Partial Content",28,1,0);
}
else
{
ILibWebServer_Send_Raw(session,"HTTP/1.1 200 OK",15,1,0);
}
ILibWebServer_Send_Raw(session,buf,(int)strlen(buf),0,0);
ILibWebServer_Send_Raw(session,"\r\n\r\n",4,1,1);
return(NULL);
}
if(wr->Range!=NULL)
{
ILibWebServer_StreamHeader_Raw(wr->UpnpToken,206,"Partial Content",buf,0);
if(rr->MultiRange!=0)
{
buf = (char*)malloc(1024);
bufLen = sprintf(buf,"%s\r\nContent-Type: %s\r\nContent-Range: bytes %" PRIu64 "-%" PRIu64 "/%" PRIu64 "\r\n\r\n",
MULTIPART_RANGE_DELIMITER,wr->ct,rr->StartIndex,rr->BytesLeft,wr->cl);
ILibWebServer_StreamBody(session,buf,(int)strlen(buf),0,0);
}
}
else
{
ILibWebServer_StreamHeader_Raw(wr->UpnpToken,200,"OK",buf,0);
}
wr->buffer = (char*)MALLOC(SENDSIZE);
if(rr!=NULL)
{
PCFileSeek(wr->f,(long)rr->StartIndex,SEEK_SET);
}
do
{
z=1;
numRead = (int)PCFileRead(wr->buffer, 1, SENDSIZE, wr->f);
if(rr!=NULL && numRead>0 && numRead>rr->BytesLeft)
{
numRead = rr->BytesLeft;
}
if(numRead>0 && (rr==NULL||((rr!=NULL)&&( rr->BytesLeft>0))))
{
wr->sentBytes+=numRead;
if(rr!=NULL) {rr->BytesLeft-=numRead;}
MmsMediaTransferStats[transferStatIndex].position = wr->sentBytes;
if (MmsOnTransfersChanged != NULL)
{
MmsOnTransfersChanged(transferStatIndex);
}
z = ILibWebServer_StreamBody(session,wr->buffer,numRead,1,0);
}
else
{
// Done Reading
if(rr!=NULL)
{
rr = ILibQueue_DeQueue(wr->Range);
FREE(rr);
rr = ILibQueue_PeekQueue(wr->Range);
if(rr==NULL)
{
ILibQueue_Destroy(wr->Range);
wr->Range = NULL;
}
else
{
z=0;
PCFileSeek(wr->f,(long)rr->StartIndex,SEEK_SET);
if(rr->MultiRange!=0)
{
buf = (char*)malloc(1024);
bufLen = sprintf(buf,"%s\r\nContent-Type: %s\r\nContent-Range: bytes %" PRIu64 "-%" PRIu64 "/%" PRIu64 "\r\n\r\n",
MULTIPART_RANGE_DELIMITER,wr->ct,rr->StartIndex,rr->BytesLeft,wr->cl);
ILibWebServer_StreamBody(session,buf,(int)strlen(buf),0,0);
}
continue;
}
}
memset(&(MmsMediaTransferStats[wr->tsi]),0,sizeof(struct MMSMEDIATRANSFERSTAT));
if (MmsOnTransfersChanged != NULL)
{
MmsOnTransfersChanged(wr->tsi);
}
session->OnSendOK = NULL;
session->User2 = NULL;
ILibWebServer_StreamBody(session,wr->buffer,0,1,1);
f = wr->f;
wr->f = NULL;
PCFileClose(f);
free(wr->ansiPath);
free(wr->fullPath);
free(wr->buffer);
free(wr->UnescapedDirectiveObj);
ILibDestructPacket(wr->p);
free(wr);
wr = NULL;
}
}while(z==0);
}
else
{
ILibWebServer_Send_Raw(session,"HTTP/1.1 404 File Not Found or File is Locked\r\nContent-Length: 0\r\n\r\n",66,1,1);
}
}
else
{
ILibWebServer_Send_Raw(session,"HTTP/1.1 404 File Not Found or File is Locked\r\nContent-Length: 0\r\n\r\n",66,1,1);
}
}
else
{
ILibWebServer_Send_Raw(session,"HTTP/1.1 404 File Not Found or File is Locked\r\nContent-Length: 0\r\n\r\n",66,1,1);
}
if (wr != NULL)
{
/* if we don't actually transfer stuff, we still need to deallocate some memory */
free(wr->ansiPath);
free(wr->fullPath);
free(wr->UnescapedDirectiveObj);
ILibDestructPacket(wr->p);
free(wr);
wr = NULL;
}
return NULL;
}
/* END SECTION - Virtual Directory stuff */
/************************************************************************************/
/************************************************************************************/
/* START SECTION - Stuff specific to CDS */
/* BrowseFlags */
#define BROWSEMETADATA "BrowseMetadata"
#define BROWSEDIRECTCHILDREN "BrowseDirectChildren"
/* DIDL formating */
#define DIDL_HEADER "<DIDL-Lite xmlns=\"urn:schemas-upnp-org:metadata-1-0/DIDL-Lite\" xmlns:dc=\"http://purl.org/dc/elements/1.1/\" xmlns:upnp=\"urn:schemas-upnp-org:metadata-1-0/upnp\">"
#define DIDL_FOOTER "\r\n</DIDL-Lite>\r\n"