introduce new 'stream' directory for all stream layer related components and split them from libmpdemux

git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@19277 b3059339-0415-0410-9bf9-f77b7e298cf2

1 files changed, 665 insertions, 0 deletions

diff --git a/stream/asf_mmst_streaming.c b/stream/asf_mmst_streaming.c
new file mode 100644
index 0000000000..ae1bb58509
--- /dev/null
+++ b/stream/asf_mmst_streaming.c
@@ -0,0 +1,665 @@
+// mmst implementation taken from the xine-mms plugin made by majormms (http://geocities.com/majormms/)
+// 
+// ported to mplayer by Abhijeet Phatak <abhijeetphatak@yahoo.com>
+// date : 16 April 2002
+//
+// information about the mms protocol can be find at http://get.to/sdp
+//
+
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+#include <errno.h>
+#include <inttypes.h>
+
+#include "config.h"
+
+#include "mp_msg.h"
+#include "help_mp.h"
+
+#ifndef HAVE_WINSOCK2
+#define closesocket close
+#else
+#include <winsock2.h>
+#endif
+
+#ifndef USE_SETLOCALE
+#undef USE_ICONV
+#endif
+
+#ifdef USE_ICONV
+#include <iconv.h>
+#ifdef USE_LANGINFO
+#include <langinfo.h>
+#endif
+#endif
+
+#include "url.h"
+#include "asf.h"
+
+#include "stream.h"
+
+#include "network.h"
+
+#define BUF_SIZE 102400
+#define HDR_BUF_SIZE 8192
+#define MAX_STREAMS 20
+
+typedef struct 
+{
+  uint8_t buf[BUF_SIZE];
+  int     num_bytes;
+
+} command_t;
+
+static int seq_num;
+static int num_stream_ids;
+static int stream_ids[MAX_STREAMS];
+
+static int get_data (int s, char *buf, size_t count);
+
+static void put_32 (command_t *cmd, uint32_t value) 
+{
+  cmd->buf[cmd->num_bytes  ] = value % 256;
+  value = value >> 8;
+  cmd->buf[cmd->num_bytes+1] = value % 256 ;
+  value = value >> 8;
+  cmd->buf[cmd->num_bytes+2] = value % 256 ;
+  value = value >> 8;
+  cmd->buf[cmd->num_bytes+3] = value % 256 ;
+
+  cmd->num_bytes += 4;
+}
+
+static uint32_t get_32 (unsigned char *cmd, int offset) 
+{
+  uint32_t ret;
+
+  ret = cmd[offset] ;
+  ret |= cmd[offset+1]<<8 ;
+  ret |= cmd[offset+2]<<16 ;
+  ret |= cmd[offset+3]<<24 ;
+
+  return ret;
+}
+
+static void send_command (int s, int command, uint32_t switches, 
+			  uint32_t extra, int length,
+			  char *data) 
+{
+  command_t  cmd;
+  int        len8;
+
+  len8 = (length + 7) / 8;
+
+  cmd.num_bytes = 0;
+
+  put_32 (&cmd, 0x00000001); /* start sequence */
+  put_32 (&cmd, 0xB00BFACE); /* #-)) */
+  put_32 (&cmd, len8*8 + 32);
+  put_32 (&cmd, 0x20534d4d); /* protocol type "MMS " */
+  put_32 (&cmd, len8 + 4);
+  put_32 (&cmd, seq_num);
+  seq_num++;
+  put_32 (&cmd, 0x0);        /* unknown */
+  put_32 (&cmd, 0x0);
+  put_32 (&cmd, len8+2);
+  put_32 (&cmd, 0x00030000 | command); /* dir | command */
+  put_32 (&cmd, switches);
+  put_32 (&cmd, extra);
+
+  memcpy (&cmd.buf[48], data, length);
+  if (length & 7)
+    memset(&cmd.buf[48 + length], 0, 8 - (length & 7));
+
+  if (send (s, cmd.buf, len8*8+48, 0) != (len8*8+48)) {
+    mp_msg(MSGT_NETWORK,MSGL_ERR,MSGTR_MPDEMUX_MMST_WriteError);
+  }
+}
+
+#ifdef USE_ICONV
+static iconv_t url_conv;
+#endif
+
+static void string_utf16(char *dest, char *src, int len) {
+    int i;
+#ifdef USE_ICONV
+    size_t len1, len2;
+    char *ip, *op;
+
+    if (url_conv != (iconv_t)(-1))
+    {
+    memset(dest, 0, 1000);
+    len1 = len; len2 = 1000;
+    ip = src; op = dest;
+
+    iconv(url_conv, &ip, &len1, &op, &len2);
+    }
+    else
+    {
+#endif
+	if (len > 499) len = 499;
+	for (i=0; i<len; i++) {
+	    dest[i*2] = src[i];
+	    dest[i*2+1] = 0;
+        }
+	/* trailing zeroes */
+	dest[i*2] = 0;
+	dest[i*2+1] = 0;
+#ifdef USE_ICONV
+    }
+#endif
+}
+
+static void get_answer (int s) 
+{
+  char  data[BUF_SIZE];
+  int   command = 0x1b;
+
+  while (command == 0x1b) {
+    int len;
+
+    len = recv (s, data, BUF_SIZE, 0) ;
+    if (!len) {
+      mp_msg(MSGT_NETWORK,MSGL_ERR,MSGTR_MPDEMUX_MMST_EOFAlert);
+      return;
+    }
+
+    command = get_32 (data, 36) & 0xFFFF;
+
+    if (command == 0x1b) 
+      send_command (s, 0x1b, 0, 0, 0, data);
+  }
+}
+
+static int get_data (int s, char *buf, size_t count) 
+{
+  ssize_t  len;
+  size_t total = 0;
+
+  while (total < count) {
+
+    len = recv (s, &buf[total], count-total, 0);
+
+    if (len<=0) {
+      perror ("read error:");
+      return 0;
+    }
+
+    total += len;
+
+    if (len != 0) {
+//      mp_msg(MSGT_NETWORK,MSGL_INFO,"[%d/%d]", total, count);
+      fflush (stdout);
+    }
+
+  }
+
+  return 1;
+
+}
+
+static int get_header (int s, uint8_t *header, streaming_ctrl_t *streaming_ctrl) 
+{
+  unsigned char  pre_header[8];
+  int            header_len;
+
+  header_len = 0;
+
+  while (1) {
+    if (!get_data (s, pre_header, 8)) {
+      mp_msg(MSGT_NETWORK,MSGL_ERR,MSGTR_MPDEMUX_MMST_PreHeaderReadFailed);
+      return 0;
+    }
+    if (pre_header[4] == 0x02) {
+      
+      int packet_len;
+      
+      packet_len = (pre_header[7] << 8 | pre_header[6]) - 8;
+
+//      mp_msg(MSGT_NETWORK,MSGL_INFO,"asf header packet detected, len=%d\n", packet_len);
+
+      if (packet_len < 0 || packet_len > HDR_BUF_SIZE - header_len) {
+        mp_msg(MSGT_NETWORK, MSGL_FATAL, MSGTR_MPDEMUX_MMST_InvalidHeaderSize);
+        return 0;
+      }
+
+      if (!get_data (s, &header[header_len], packet_len)) {
+	mp_msg(MSGT_NETWORK,MSGL_ERR,MSGTR_MPDEMUX_MMST_HeaderDataReadFailed);
+	return 0;
+      }
+
+      header_len += packet_len;
+
+      if ( (header[header_len-1] == 1) && (header[header_len-2]==1)) {
+	
+
+     if( streaming_bufferize( streaming_ctrl, header, header_len )<0 ) {
+				return -1;
+ 	 }
+
+     //	mp_msg(MSGT_NETWORK,MSGL_INFO,"get header packet finished\n");
+
+	return (header_len);
+
+      } 
+
+    } else {
+
+      int32_t packet_len;
+      int command;
+      char data[BUF_SIZE];
+
+      if (!get_data (s, (char*)&packet_len, 4)) {
+	mp_msg(MSGT_NETWORK,MSGL_ERR,MSGTR_MPDEMUX_MMST_packet_lenReadFailed);
+	return 0;
+      }
+      
+      packet_len = get_32 ((unsigned char*)&packet_len, 0) + 4;
+      
+//      mp_msg(MSGT_NETWORK,MSGL_INFO,"command packet detected, len=%d\n", packet_len);
+
+      if (packet_len < 0 || packet_len > BUF_SIZE) {
+        mp_msg(MSGT_NETWORK, MSGL_FATAL,
+                MSGTR_MPDEMUX_MMST_InvalidRTSPPacketSize);
+        return 0;
+      }
+      
+      if (!get_data (s, data, packet_len)) {
+	mp_msg(MSGT_NETWORK,MSGL_ERR,MSGTR_MPDEMUX_MMST_CmdDataReadFailed);
+	return 0;
+      }
+      
+      command = get_32 (data, 24) & 0xFFFF;
+      
+//      mp_msg(MSGT_NETWORK,MSGL_INFO,"command: %02x\n", command);
+      
+      if (command == 0x1b) 
+	send_command (s, 0x1b, 0, 0, 0, data);
+      
+    }
+
+//    mp_msg(MSGT_NETWORK,MSGL_INFO,"get header packet succ\n");
+  }
+}
+
+static int interp_header (uint8_t *header, int header_len) 
+{
+  int i;
+  int packet_length=-1;
+
+  /*
+   * parse header
+   */
+
+  i = 30;
+  while (i<header_len) {
+    
+    uint64_t  guid_1, guid_2, length;
+
+    guid_2 = (uint64_t)header[i] | ((uint64_t)header[i+1]<<8) 
+      | ((uint64_t)header[i+2]<<16) | ((uint64_t)header[i+3]<<24)
+      | ((uint64_t)header[i+4]<<32) | ((uint64_t)header[i+5]<<40)
+      | ((uint64_t)header[i+6]<<48) | ((uint64_t)header[i+7]<<56);
+    i += 8;
+
+    guid_1 = (uint64_t)header[i] | ((uint64_t)header[i+1]<<8) 
+      | ((uint64_t)header[i+2]<<16) | ((uint64_t)header[i+3]<<24)
+      | ((uint64_t)header[i+4]<<32) | ((uint64_t)header[i+5]<<40)
+      | ((uint64_t)header[i+6]<<48) | ((uint64_t)header[i+7]<<56);
+    i += 8;
+    
+//    mp_msg(MSGT_NETWORK,MSGL_INFO,"guid found: %016llx%016llx\n", guid_1, guid_2);
+
+    length = (uint64_t)header[i] | ((uint64_t)header[i+1]<<8) 
+      | ((uint64_t)header[i+2]<<16) | ((uint64_t)header[i+3]<<24)
+      | ((uint64_t)header[i+4]<<32) | ((uint64_t)header[i+5]<<40)
+      | ((uint64_t)header[i+6]<<48) | ((uint64_t)header[i+7]<<56);
+
+    i += 8;
+
+    if ( (guid_1 == 0x6cce6200aa00d9a6ULL) && (guid_2 == 0x11cf668e75b22630ULL) ) {
+      mp_msg(MSGT_NETWORK,MSGL_INFO,MSGTR_MPDEMUX_MMST_HeaderObject);
+    } else if ((guid_1 == 0x6cce6200aa00d9a6ULL) && (guid_2 == 0x11cf668e75b22636ULL)) {
+      mp_msg(MSGT_NETWORK,MSGL_INFO,MSGTR_MPDEMUX_MMST_DataObject);
+    } else if ((guid_1 == 0x6553200cc000e48eULL) && (guid_2 == 0x11cfa9478cabdca1ULL)) {
+
+      packet_length = get_32(header, i+92-24);
+
+      mp_msg(MSGT_NETWORK,MSGL_INFO,MSGTR_MPDEMUX_MMST_FileObjectPacketLen,
+	      packet_length, get_32(header, i+96-24));
+
+
+    } else if ((guid_1 == 0x6553200cc000e68eULL) && (guid_2 == 0x11cfa9b7b7dc0791ULL)) {
+
+      int stream_id = header[i+48] | header[i+49] << 8;
+
+      mp_msg(MSGT_NETWORK,MSGL_INFO,MSGTR_MPDEMUX_MMST_StreamObjectStreamID, stream_id);
+
+      if (num_stream_ids < MAX_STREAMS) {
+      stream_ids[num_stream_ids] = stream_id;
+      num_stream_ids++;
+      } else {
+        mp_msg(MSGT_NETWORK,MSGL_ERR,MSGTR_MPDEMUX_MMST_2ManyStreamID);
+      }
+      
+    } else {
+#if 0
+      int b = i;
+      printf ("unknown object (guid: %016llx, %016llx, len: %lld)\n", guid_1, guid_2, length);
+      for (; b < length; b++)
+      {
+        if (isascii(header[b]) || isalpha(header[b]))
+	    printf("%c ", header[b]);
+	else
+    	    printf("%x ", header[b]);
+      }
+      printf("\n");
+#else
+      mp_msg(MSGT_NETWORK,MSGL_WARN,MSGTR_MPDEMUX_MMST_UnknownObject);
+#endif
+    }
+
+//    mp_msg(MSGT_NETWORK,MSGL_INFO,"length    : %lld\n", length);
+
+    i += length-24;
+
+  }
+
+  return packet_length;
+
+}
+
+
+static int get_media_packet (int s, int padding, streaming_ctrl_t *stream_ctrl) {
+  unsigned char  pre_header[8];
+  char           data[BUF_SIZE];
+
+  if (!get_data (s, pre_header, 8)) {
+    mp_msg(MSGT_NETWORK,MSGL_ERR,MSGTR_MPDEMUX_MMST_PreHeaderReadFailed);
+    return 0;
+  }
+
+//  for (i=0; i<8; i++)
+//    mp_msg(MSGT_NETWORK,MSGL_INFO,"pre_header[%d] = %02x (%d)\n",
+//	    i, pre_header[i], pre_header[i]);
+
+  if (pre_header[4] == 0x04) {
+
+    int packet_len;
+
+    packet_len = (pre_header[7] << 8 | pre_header[6]) - 8;
+
+//    mp_msg(MSGT_NETWORK,MSGL_INFO,"asf media packet detected, len=%d\n", packet_len);
+
+    if (packet_len < 0 || packet_len > BUF_SIZE) {
+      mp_msg(MSGT_NETWORK, MSGL_FATAL, MSGTR_MPDEMUX_MMST_InvalidRTSPPacketSize);
+      return 0;
+    }
+      
+    if (!get_data (s, data, packet_len)) {
+      mp_msg(MSGT_NETWORK,MSGL_ERR,MSGTR_MPDEMUX_MMST_MediaDataReadFailed);
+      return 0;
+    }
+
+    streaming_bufferize(stream_ctrl, data, padding);
+
+  } else {
+
+    int32_t packet_len;
+    int command;
+
+    if (!get_data (s, (char*)&packet_len, 4)) {
+      mp_msg(MSGT_NETWORK,MSGL_ERR,MSGTR_MPDEMUX_MMST_packet_lenReadFailed);
+      return 0;
+    }
+
+    packet_len = get_32 ((unsigned char*)&packet_len, 0) + 4;
+
+    if (packet_len < 0 || packet_len > BUF_SIZE) {
+      mp_msg(MSGT_NETWORK,MSGL_FATAL,MSGTR_MPDEMUX_MMST_InvalidRTSPPacketSize);
+      return 0;
+    }
+
+    if (!get_data (s, data, packet_len)) {
+      mp_msg(MSGT_NETWORK,MSGL_ERR,MSGTR_MPDEMUX_MMST_CmdDataReadFailed);
+      return 0;
+    }
+
+    if ( (pre_header[7] != 0xb0) || (pre_header[6] != 0x0b)
+	 || (pre_header[5] != 0xfa) || (pre_header[4] != 0xce) ) {
+
+      mp_msg(MSGT_NETWORK,MSGL_ERR,MSGTR_MPDEMUX_MMST_MissingSignature);
+      return -1;
+    }
+
+    command = get_32 (data, 24) & 0xFFFF;
+
+//    mp_msg(MSGT_NETWORK,MSGL_INFO,"\ncommand packet detected, len=%d  cmd=0x%X\n", packet_len, command);
+
+    if (command == 0x1b) 
+      send_command (s, 0x1b, 0, 0, 0, data);
+    else if (command == 0x1e) {
+      mp_msg(MSGT_NETWORK,MSGL_INFO,MSGTR_MPDEMUX_MMST_PatentedTechnologyJoke);
+      return 0;
+    }
+    else if (command == 0x21 ) {
+	// Looks like it's new in WMS9
+	// Unknown command, but ignoring it seems to work.
+	return 0;
+    }
+    else if (command != 0x05) {
+      mp_msg(MSGT_NETWORK,MSGL_ERR,MSGTR_MPDEMUX_MMST_UnknownCmd,command);
+      return -1;
+    }
+  }
+
+//  mp_msg(MSGT_NETWORK,MSGL_INFO,"get media packet succ\n");
+
+  return 1;
+}
+
+
+static int packet_length1;
+
+static int asf_mmst_streaming_read( int fd, char *buffer, int size, streaming_ctrl_t *stream_ctrl ) 
+{
+  int len;
+  
+  while( stream_ctrl->buffer_size==0 ) {
+          // buffer is empty - fill it!
+	  int ret = get_media_packet( fd, packet_length1, stream_ctrl);
+	  if( ret<0 ) {
+		  mp_msg(MSGT_NETWORK,MSGL_ERR,MSGTR_MPDEMUX_MMST_GetMediaPacketErr,strerror(errno));
+		  return -1;
+	  } else if (ret==0) //EOF?
+		  return ret;
+  }
+  
+	  len = stream_ctrl->buffer_size-stream_ctrl->buffer_pos;
+	  if(len>size) len=size;
+	  memcpy( buffer, (stream_ctrl->buffer)+(stream_ctrl->buffer_pos), len );
+	  stream_ctrl->buffer_pos += len;
+	  if( stream_ctrl->buffer_pos>=stream_ctrl->buffer_size ) {
+		  free( stream_ctrl->buffer );
+		  stream_ctrl->buffer = NULL;
+		  stream_ctrl->buffer_size = 0;
+		  stream_ctrl->buffer_pos = 0;
+	  }
+	  return len;
+
+}
+
+static int asf_mmst_streaming_seek( int fd, off_t pos, streaming_ctrl_t *streaming_ctrl ) 
+{
+	return -1;
+	// Shut up gcc warning
+	fd++;
+	pos++;
+	streaming_ctrl=NULL;
+}
+
+int asf_mmst_streaming_start(stream_t *stream)
+{
+  char                 str[1024];
+  char                 data[BUF_SIZE];
+  uint8_t              asf_header[HDR_BUF_SIZE];
+  int                  asf_header_len;
+  int                  len, i, packet_length;
+  char                *path, *unescpath;
+  URL_t *url1 = stream->streaming_ctrl->url;
+  int s = stream->fd;
+
+  if( s>0 ) {
+	  closesocket( stream->fd );
+	  stream->fd = -1;
+  }
+  
+  /* parse url */
+  path = strchr(url1->file,'/') + 1;
+
+  /* mmst filename are not url_escaped by MS MediaPlayer and are expected as
+   * "plain text" by the server, so need to decode it here
+   */
+  unescpath=malloc(strlen(path)+1);
+  if (!unescpath) {
+	mp_msg(MSGT_NETWORK,MSGL_FATAL,MSGTR_MemAllocFailed);
+	return -1; 
+  }
+  url_unescape_string(unescpath,path);
+  path=unescpath;
+  
+
+  if( url1->port==0 ) {
+	url1->port=1755;
+  }
+  s = connect2Server( url1->hostname, url1->port, 1);
+  if( s<0 ) {
+	  free(path);
+	  return s;
+  }
+  mp_msg(MSGT_NETWORK,MSGL_INFO,MSGTR_MPDEMUX_MMST_Connected);
+  
+  seq_num=0;
+
+  /*
+  * Send the initial connect info including player version no. Client GUID (random) and the host address being connected to. 
+  * This command is sent at the very start of protocol initiation. It sends local information to the serve 
+  * cmd 1 0x01 
+  * */
+
+  /* prepare for the url encoding conversion */
+#ifdef USE_ICONV
+#ifdef USE_LANGINFO
+  url_conv = iconv_open("UTF-16LE",nl_langinfo(CODESET));
+#else
+  url_conv = iconv_open("UTF-16LE", NULL);
+#endif
+#endif
+
+  snprintf (str, 1023, "\034\003NSPlayer/7.0.0.1956; {33715801-BAB3-9D85-24E9-03B90328270A}; Host: %s", url1->hostname);
+  string_utf16 (data, str, strlen(str));
+// send_command(s, commandno ....)
+  send_command (s, 1, 0, 0x0004000b, strlen(str)*2+2, data);
+
+  len = recv (s, data, BUF_SIZE, 0) ;
+
+  /*This sends details of the local machine IP address to a Funnel system at the server. 
+  * Also, the TCP or UDP transport selection is sent.
+  *
+  * here 192.168.0.1 is local ip address TCP/UDP states the tronsport we r using
+  * and 1037 is the  local TCP or UDP socket number
+  * cmd 2 0x02
+  *  */
+
+  string_utf16 (&data[8], "\002\000\\\\192.168.0.1\\TCP\\1037", 24);
+  memset (data, 0, 8);
+  send_command (s, 2, 0, 0, 24*2+10, data);
+
+  len = recv (s, data, BUF_SIZE, 0) ;
+
+  /* This command sends file path (at server) and file name request to the server.
+  * 0x5 */
+
+  string_utf16 (&data[8], path, strlen(path));
+  memset (data, 0, 8);
+  send_command (s, 5, 0, 0, strlen(path)*2+10, data);
+  free(path);
+
+  get_answer (s);
+
+  /* The ASF header chunk request. Includes ?session' variable for pre header value. 
+  * After this command is sent, 
+  * the server replies with 0x11 command and then the header chunk with header data follows.
+  * 0x15 */
+
+  memset (data, 0, 40);
+  data[32] = 2;
+
+  send_command (s, 0x15, 1, 0, 40, data);
+
+  num_stream_ids = 0;
+  /* get_headers(s, asf_header);  */
+
+  asf_header_len = get_header (s, asf_header, stream->streaming_ctrl);
+//  mp_msg(MSGT_NETWORK,MSGL_INFO,"---------------------------------- asf_header %d\n",asf_header);
+  if (asf_header_len==0) return -1; //error reading header
+  packet_length = interp_header (asf_header, asf_header_len);
+
+
+  /* 
+  * This command is the media stream MBR selector. Switches are always 6 bytes in length.  
+  * After all switch elements, data ends with bytes [00 00] 00 20 ac 40 [02]. 
+  * Where:  
+  * [00 00] shows 0x61 0x00 (on the first 33 sent) or 0xff 0xff for ASF files, and with no ending data for WMV files. 
+  * It is not yet understood what all this means. 
+  * And the last [02] byte is probably the header ?session' value. 
+  *  
+  *  0x33 */
+
+  memset (data, 0, 40);
+
+  for (i=1; i<num_stream_ids; i++) {
+    data [ (i-1) * 6 + 2 ] = 0xFF;
+    data [ (i-1) * 6 + 3 ] = 0xFF;
+    data [ (i-1) * 6 + 4 ] = stream_ids[i];
+    data [ (i-1) * 6 + 5 ] = 0x00;
+  }
+
+  send_command (s, 0x33, num_stream_ids, 0xFFFF | stream_ids[0] << 16, (num_stream_ids-1)*6+2 , data);
+
+  get_answer (s);
+
+  /* Start sending file from packet xx. 
+  * This command is also used for resume downloads or requesting a lost packet. 
+  * Also used for seeking by sending a play point value which seeks to the media time point. 
+  * Includes ?session' value in pre header and the maximum media stream time. 
+  * 0x07 */
+
+  memset (data, 0, 40);
+
+  for (i=8; i<16; i++)
+    data[i] = 0xFF;
+
+  data[20] = 0x04;
+
+  send_command (s, 0x07, 1, 0xFFFF | stream_ids[0] << 16, 24, data);
+
+  stream->fd = s;
+  stream->streaming_ctrl->streaming_read = asf_mmst_streaming_read;
+  stream->streaming_ctrl->streaming_seek = asf_mmst_streaming_seek;
+  stream->streaming_ctrl->buffering = 1;
+  stream->streaming_ctrl->status = streaming_playing_e;
+
+  packet_length1 = packet_length;
+  mp_msg(MSGT_NETWORK,MSGL_INFO,"mmst packet_length = %d\n", packet_length);
+
+#ifdef USE_ICONV
+  if (url_conv != (iconv_t)(-1))
+    iconv_close(url_conv);
+#endif
+
+  return 0;
+}