added udp support

2 files changed, 69 insertions, 5 deletions

diff --git a/core/multimedia/opieplayer/libmad/libmadplugin.cpp b/core/multimedia/opieplayer/libmad/libmadplugin.cpp
index 7bb6541..6793773 100644
--- a/core/multimedia/opieplayer/libmad/libmadplugin.cpp
+++ b/core/multimedia/opieplayer/libmad/libmadplugin.cpp
@@ -1,372 +1,434 @@
 /**********************************************************************
 ** Copyright (C) 2001 Trolltech AS.  All rights reserved.
 **
 ** This file is part of Qtopia Environment.
 **
 ** This file may be distributed and/or modified under the terms of the
 ** GNU General Public License version 2 as published by the Free Software
 ** Foundation and appearing in the file LICENSE.GPL included in the
 ** packaging of this file.
 **
 ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
 ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
 **
 ** See http://www.trolltech.com/gpl/ for GPL licensing information.
 **
 ** Contact info@trolltech.com if any conditions of this licensing are
 ** not clear to you.
 **
 **********************************************************************/
 #include <stdio.h>
 #include <stdarg.h>
 #include <stdlib.h>
 #include <sys/types.h>
 #include <sys/stat.h>
 #include <fcntl.h>
 #include <unistd.h>
 #include <string.h>
 #include <ctype.h>
 #include <errno.h>
 #include <time.h>
 #include <locale.h>
 #include <math.h>
 #include <assert.h>
 #include <qapplication.h>
 #include <qpe/config.h>
 
 // for network handling
 #include <netinet/in.h>
 #include <netdb.h>
 #include <sys/socket.h>
 #include <arpa/inet.h>
 #include <unistd.h>
 
 
 //#define HAVE_MMAP
 
 #if defined(HAVE_MMAP)
 #   include <sys/mman.h>
 #endif
 #include "libmadplugin.h"
 
 
 extern "C" {
 #include "mad.h"
 }
 
 
 #define MPEG_BUFFER_SIZE    65536
 //#define MPEG_BUFFER_SIZE    32768 //16384 // 8192
 //#define debugMsg(a)     qDebug(a)
 #define debugMsg(a)
 
 
 class Input {
 public:
     char const *path;
     int fd;
 #if defined(HAVE_MMAP)
     void *fdm;
 #endif
     unsigned char *data;
     unsigned long length;
     int eof;
 };
 
 
 class Output {
 public:
     mad_fixed_t attenuate;
     struct filter *filters;
     unsigned int channels_in;
     unsigned int channels_out;
     unsigned int speed_in;
     unsigned int speed_out;
     const char *path;
 };
 
 
 # if defined(HAVE_MMAP)
 static void *map_file(int fd, unsigned long *length)
 {
   void *fdm;
 
   *length += MAD_BUFFER_GUARD;
 
   fdm = mmap(0, *length, PROT_READ, MAP_SHARED, fd, 0);
   if (fdm == MAP_FAILED)
     return 0;
 
 # if defined(HAVE_MADVISE)
   madvise(fdm, *length, MADV_SEQUENTIAL);
 # endif
 
   return fdm;
 }
 
 
 static int unmap_file(void *fdm, unsigned long length)
 {
   if (munmap(fdm, length) == -1)
     return -1;
 
   return 0;
 }
 # endif
 
 
 static inline QString tr( const char *str ) {
     // Apparently this is okay from a plugin as it runs in the process space of the owner of the plugin
     return qApp->translate( "OpiePlayer", str, "libmad strings for mp3 file info" );
 }
 
 
 class LibMadPluginData {
 public:
     Input input;
     Output output;
     int bad_last_frame;
     struct mad_stream stream;
     struct mad_frame frame;
     struct mad_synth synth;
     bool flush;
 };
 
 
 LibMadPlugin::LibMadPlugin() {
     d = new LibMadPluginData;
     d->input.fd = 0;
 #if defined(HAVE_MMAP)
     d->input.fdm = 0;
 #endif
     d->input.data = 0;
     d->flush = TRUE;
     info = tr( "No Song Open" );
 }
 
 
 LibMadPlugin::~LibMadPlugin() {
     close();
     delete d;
 }
 
 
 bool LibMadPlugin::isFileSupported( const QString& path ) {
     debugMsg( "LibMadPlugin::isFileSupported" );
 
     // Mpeg file extensions
     //  "mp2","mp3","m1v","m2v","m2s","mpg","vob","mpeg","ac3"
     // Other media extensions
     //  "wav","mid","mod","s3m","ogg","avi","mov","sid"
 
     char *ext = strrchr( path.latin1(), '.' );
 
     // Test file extension
     if ( ext ) {
-  if ( strncasecmp(ext, ".mp2", 4) == 0 )
-      return TRUE;
-  if ( strncasecmp(ext, ".mp3", 4) == 0 )
-      return TRUE;
+        if ( strncasecmp(ext, ".mp2", 4) == 0 )
+            return TRUE;
+        if ( strncasecmp(ext, ".mp3", 4) == 0 )
+            return TRUE;
     }
+
     // UGLY - just for fast testing
     if ( path.left(4) == "http") {
         return TRUE;
     }
 
+   return FALSE;
+}
+
 
-    return FALSE;
+
+int LibMadPlugin::is_address_multicast(unsigned long address) {
+    if ((address & 255) >= 224 && (address & 255) <= 239)
+        return (1);
+    return (0);
 }
 
 
+int LibMadPlugin::udp_open(char *address, int port) {
+
+    int enable = 1L;
+    struct sockaddr_in stAddr;
+    struct sockaddr_in stLclAddr;
+    struct ip_mreq stMreq;
+    struct hostent *host;
+    int sock;
+
+    stAddr.sin_family = AF_INET;
+    stAddr.sin_port = htons(port);
+
+    if ((host = gethostbyname(address)) == NULL)
+        return (0);
+
+    stAddr.sin_addr = *((struct in_addr *)host->h_addr_list[0]);
+
+    /* Create a UDP socket */
+    if ((sock = socket(AF_INET, SOCK_DGRAM, 0)) < 0)
+        return (0);
+
+    /* Allow multiple instance of the client to share the same address and port */
+    if (setsockopt(sock, SOL_SOCKET, SO_REUSEADDR, (char *)&enable, sizeof(unsigned long int)) < 0)
+        return (0);
+
+    /* If the address is multicast, register to the multicast group */
+    if (is_address_multicast(stAddr.sin_addr.s_addr))
+    {
+        /* Bind the socket to port */
+        stLclAddr.sin_family = AF_INET;
+        stLclAddr.sin_addr.s_addr = htonl(INADDR_ANY);
+        stLclAddr.sin_port = stAddr.sin_port;
+        if (bind(sock, (struct sockaddr *)&stLclAddr, sizeof(stLclAddr)) < 0)
+            return (0);
+
+        /* Register to a multicast address */
+        stMreq.imr_multiaddr.s_addr = stAddr.sin_addr.s_addr;
+        stMreq.imr_interface.s_addr = INADDR_ANY;
+        if (setsockopt(sock, IPPROTO_IP, IP_ADD_MEMBERSHIP, (char *)&stMreq, sizeof(stMreq)) < 0)
+            return (0);
+    }
+    else
+    {
+        /* Bind the socket to port */
+        stLclAddr.sin_family = AF_INET;
+        stLclAddr.sin_addr.s_addr = htonl(INADDR_ANY);
+        stLclAddr.sin_port = htons(0);
+        if (bind(sock, (struct sockaddr *)&stLclAddr, sizeof(stLclAddr)) < 0)
+            return (0);
+    }
+
+    return (sock);
+}
+
 int LibMadPlugin::tcp_open(char *address, int port) {
     struct sockaddr_in stAddr;
     struct hostent *host;
     int sock;
     struct linger l;
 
     memset(&stAddr, 0, sizeof(stAddr));
     stAddr.sin_family = AF_INET;
     stAddr.sin_port = htons(port);
 
     if ((host = gethostbyname(address)) == NULL)
         return (0);
 
     stAddr.sin_addr = *((struct in_addr *)host->h_addr_list[0]);
 
     if ((sock = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP)) < 0)
         return (0);
 
     l.l_onoff = 1;
     l.l_linger = 5;
     if (setsockopt(sock, SOL_SOCKET, SO_LINGER, (char *)&l, sizeof(l)) < 0)
         return (0);
 
     if (connect(sock, (struct sockaddr *)&stAddr, sizeof(stAddr)) < 0)
         return (0);
 
     return (sock);
 }
 
 
 /**
  * Read a http line header.
  * This function read character by character.
  * @param tcp_sock the socket use to read the stream
  * @param buf a buffer to receive the data
  * @param size size of the buffer
  * @return the size of the stream read or -1 if an error occured
  */
 int LibMadPlugin::http_read_line(int tcp_sock, char *buf, int size) {
     int offset = 0;
 
     do
     {
         if (std::read(tcp_sock, buf + offset, 1) < 0)
             return -1;
         if (buf[offset] != '\r')    /* Strip \r from answer */
             offset++;
     }
     while (offset < size - 1 && buf[offset - 1] != '\n');
 
     buf[offset] = 0;
     return offset;
 }
 
 int LibMadPlugin::http_open(const QString& path ) {
     char *host;
     int port;
     char *request;
     int tcp_sock;
     char http_request[PATH_MAX];
     char filename[PATH_MAX];
     char c;
     char *arg =strdup(path.latin1());
 
     /* Check for URL syntax */
     if (strncmp(arg, "http://", strlen("http://")))
         return (0);
 
     /* Parse URL */
     port = 80;
     host = arg + strlen("http://");
     if ((request = strchr(host, '/')) == NULL)
         return (0);
     *request++ = 0;
 
     if (strchr(host, ':') != NULL)  /* port is specified */
     {
         port = atoi(strchr(host, ':') + 1);
         *strchr(host, ':') = 0;
     }
 
     /* Open a TCP socket */
     if (!(tcp_sock = tcp_open(host, port)))
     {
         perror("http_open");
         return (0);
     }
 
     snprintf(filename, sizeof(filename) - strlen(host) - 75, "%s", request);
 
     /* Send HTTP GET request */
     /* Please don't use a Agent know by shoutcast (Lynx, Mozilla) seems to be reconized and print
      * a html page and not the stream */
     snprintf(http_request, sizeof(http_request), "GET /%s HTTP/1.0\r\n"
 /*  "User-Agent: Mozilla/2.0 (Win95; I)\r\n" */
              "Pragma: no-cache\r\n" "Host: %s\r\n" "Accept: */*\r\n" "\r\n", filename, host);
 
     send(tcp_sock, http_request, strlen(http_request), 0);
 
     /* Parse server reply */
 #if 0
     do
         read(tcp_sock, &c, sizeof(char));
     while (c != ' ');
     read(tcp_sock, http_request, 4 * sizeof(char));
     http_request[4] = 0;
     if (strcmp(http_request, "200 "))
     {
         fprintf(stderr, "http_open: ");
         do
         {
             read(tcp_sock, &c, sizeof(char));
             fprintf(stderr, "%c", c);
         }
         while (c != '\r');
         fprintf(stderr, "\n");
         return (0);
     }
 #endif
 
     do
     {
         int len;
 
         len = http_read_line(tcp_sock, http_request, sizeof(http_request));
 
         if (len == -1)
         {
             fprintf(stderr, "http_open: %s\n", strerror(errno));
             return 0;
         }
 
         if (strncmp(http_request, "Location:", 9) == 0)
         {
             /* redirect */
             std::close(tcp_sock);
 
             http_request[strlen(http_request) - 1] = '\0';
 
             return http_open(&http_request[10]);
         }
 
         if (strncmp(http_request, "ICY ", 4) == 0)
         {
             /* This is icecast streaming */
             if (strncmp(http_request + 4, "200 ", 4))
             {
                 fprintf(stderr, "http_open: %s\n", http_request);
                 return 0;
             }
         }
         else if (strncmp(http_request, "icy-", 4) == 0)
         {
             /* we can have: icy-noticeX, icy-name, icy-genre, icy-url, icy-pub, icy-metaint, icy-br */
             /* Don't print these - mpg123 doesn't */
             /*    fprintf(stderr,"%s\n",http_request); */
         }
     }
     while (strcmp(http_request, "\n") != 0);
 
     return (tcp_sock);
 }
 
 
 bool LibMadPlugin::open( const QString& path ) {
     debugMsg( "LibMadPlugin::open" );
     Config cfg("MediaPlayer");
     cfg.setGroup("Options");
     bufferSize = cfg.readNumEntry("MPeg_BufferSize",MPEG_BUFFER_SIZE);
     qDebug("buffer size is %d", bufferSize);
     d->bad_last_frame = 0;
     d->flush = TRUE;
     info = QString( "" );
 
     //qDebug( "Opening %s", path.latin1() );
 
 
     if (path.left( 4 ) == "http" ) {
         d->input.fd = http_open(path);
 
     } else {
         d->input.path = path.latin1();
         d->input.fd = ::open( d->input.path, O_RDONLY );
     }
     if (d->input.fd == -1) {
         qDebug("error opening %s", d->input.path );
   return FALSE;
     }
 
     printID3Tags();
 
 #if defined(HAVE_MMAP)
diff --git a/core/multimedia/opieplayer/libmad/libmadplugin.h b/core/multimedia/opieplayer/libmad/libmadplugin.h
index ee1ca9d..6747712 100644
--- a/core/multimedia/opieplayer/libmad/libmadplugin.h
+++ b/core/multimedia/opieplayer/libmad/libmadplugin.h
@@ -1,115 +1,117 @@
 /**********************************************************************
 ** Copyright (C) 2001 Trolltech AS.  All rights reserved.
 **
 ** This file is part of Qtopia Environment.
 **
 ** This file may be distributed and/or modified under the terms of the
 ** GNU General Public License version 2 as published by the Free Software
 ** Foundation and appearing in the file LICENSE.GPL included in the
 ** packaging of this file.
 **
 ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
 ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
 **
 ** See http://www.trolltech.com/gpl/ for GPL licensing information.
 **
 ** Contact info@trolltech.com if any conditions of this licensing are
 ** not clear to you.
 **
 **********************************************************************/
 #ifndef LIBMAD_PLUGIN_H
 #define LIBMAD_PLUGIN_H
 
 #include <qstring.h>
 #include <qpe/mediaplayerplugininterface.h>
 /* #include "../mediaplayerplugininterface.h" */
 
 
 // #define OLD_MEDIAPLAYER_API
 
 
 class LibMadPluginData;
 
 
 class LibMadPlugin : public MediaPlayerDecoder {
 
 public:
     LibMadPlugin();
     ~LibMadPlugin();
 
     const char *pluginName() { return "LibMadPlugin"; }
     const char *pluginComment() { return "This is the libmad library that has been wrapped as a plugin"; }
     double pluginVersion() { return 1.0; }
 
     bool isFileSupported( const QString& );
     bool open( const QString& );
 
     bool close();
     bool isOpen();
     const QString &fileInfo() { return info; }
 
     // If decoder doesn't support audio then return 0 here
     int audioStreams();
     int audioChannels( int stream );
     int audioFrequency( int stream );
     int audioSamples( int stream );
     bool audioSetSample( long sample, int stream );
 /*     int audioBitsPerSample(int) {return 0;} */
     long audioGetSample( int stream );
 #ifdef OLD_MEDIAPLAYER_API
     bool audioReadMonoSamples( short *output, long samples, long& samplesRead, int stream );
     bool audioReadStereoSamples( short *output, long samples, long& samplesRead, int stream );
     bool audioReadSamples( short *output, int channel, long samples, int stream );
     bool audioReReadSamples( short *output, int channel, long samples, int stream );
 #else
     bool audioReadSamples( short *output, int channels, long samples, long& samplesRead, int stream );
 #endif
 
 
     bool read();
     bool decode( short *output, long samples, long& samplesRead );
     void printID3Tags();
 
 
     // If decoder doesn't support video then return 0 here
     int videoStreams() { return 0; }
     int videoWidth( int ) { return 0; }
     int videoHeight( int ) { return 0; }
     double videoFrameRate( int ) { return 0.0; }
     int videoFrames( int ) { return 0; }
     bool videoSetFrame( long, int ) { return FALSE; }
     long videoGetFrame( int ) { return 0; }
     bool videoReadFrame( unsigned char **, int, int, int, int, ColorFormat, int ) { return FALSE; }
     bool videoReadScaledFrame( unsigned char **, int, int, int, int, int, int, ColorFormat, int ) { return FALSE; }
     bool videoReadYUVFrame( char *, char *, char *, int, int, int, int, int ) { return FALSE; }
 
     // Profiling
     double getTime();
 
     // Ignore if these aren't supported
     bool setSMP( int ) { return FALSE; }
     bool setMMX( bool ) { return FALSE; }
 
     // Capabilities
     bool supportsAudio() { return TRUE; }
     bool supportsVideo() { return FALSE; }
     bool supportsYUV() { return FALSE; }
     bool supportsMMX() { return TRUE; }
     bool supportsSMP() { return FALSE; }
     bool supportsStereo() { return TRUE; }
     bool supportsScaling() { return FALSE; }
 
     long getPlayTime() { return -1; }
 
 private:
+    int is_address_multicast(unsigned long address);
+    int udp_open(char *address, int port);
     int tcp_open(char *address, int port);
     int http_read_line(int tcp_sock, char *buf, int size) ;
     int http_open(const QString& path );
 
     LibMadPluginData *d;
     QString info;
 int bufferSize;
 };
 
 
 #endif