Merge svn changes up to r29417
[mplayer/glamo.git] / stream / asf_mmst_streaming.c
bloba32938a87197df9e212f122ccd35e7a80e168504
1 /*
2 * MMST implementation taken from the xine-mms plugin made by
3 * Major MMS (http://geocities.com/majormms/).
4 * Ported to MPlayer by Abhijeet Phatak <abhijeetphatak@yahoo.com>.
6 * Information about the MMS protocol can be found at http://get.to/sdp
8 * copyright (C) 2002 Abhijeet Phatak <abhijeetphatak@yahoo.com>
9 * copyright (C) 2002 the xine project
10 * copyright (C) 2000-2001 major mms
12 * This file is part of MPlayer.
14 * MPlayer is free software; you can redistribute it and/or modify
15 * it under the terms of the GNU General Public License as published by
16 * the Free Software Foundation; either version 2 of the License, or
17 * (at your option) any later version.
19 * MPlayer is distributed in the hope that it will be useful,
20 * but WITHOUT ANY WARRANTY; without even the implied warranty of
21 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
22 * GNU General Public License for more details.
24 * You should have received a copy of the GNU General Public License along
25 * with MPlayer; if not, write to the Free Software Foundation, Inc.,
26 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
30 #include <stdio.h>
31 #include <stdlib.h>
32 #include <string.h>
33 #include <unistd.h>
34 #include <errno.h>
35 #include <inttypes.h>
37 #include "config.h"
38 #include "options.h"
39 #include "mp_msg.h"
40 #include "help_mp.h"
42 #if HAVE_WINSOCK2_H
43 #include <winsock2.h>
44 #endif
46 #ifndef CONFIG_SETLOCALE
47 #undef CONFIG_ICONV
48 #endif
50 #ifdef CONFIG_ICONV
51 #include <iconv.h>
52 #endif
54 #include "url.h"
55 #include "libmpdemux/asf.h"
57 #include "stream.h"
59 #include "network.h"
60 #include "tcp.h"
62 extern int audio_id;
63 extern int video_id;
65 #define BUF_SIZE 102400
66 #define HDR_BUF_SIZE 8192
67 #define MAX_STREAMS 20
69 typedef struct
71 uint8_t buf[BUF_SIZE];
72 int num_bytes;
74 } command_t;
76 static int seq_num;
77 static int num_stream_ids;
78 static int stream_ids[MAX_STREAMS];
80 static int get_data (int s, char *buf, size_t count);
82 static void put_32 (command_t *cmd, uint32_t value)
84 cmd->buf[cmd->num_bytes ] = value % 256;
85 value = value >> 8;
86 cmd->buf[cmd->num_bytes+1] = value % 256 ;
87 value = value >> 8;
88 cmd->buf[cmd->num_bytes+2] = value % 256 ;
89 value = value >> 8;
90 cmd->buf[cmd->num_bytes+3] = value % 256 ;
92 cmd->num_bytes += 4;
95 static uint32_t get_32 (unsigned char *cmd, int offset)
97 uint32_t ret;
99 ret = cmd[offset] ;
100 ret |= cmd[offset+1]<<8 ;
101 ret |= cmd[offset+2]<<16 ;
102 ret |= cmd[offset+3]<<24 ;
104 return ret;
107 static void send_command (int s, int command, uint32_t switches,
108 uint32_t extra, int length,
109 char *data)
111 command_t cmd;
112 int len8;
114 len8 = (length + 7) / 8;
116 cmd.num_bytes = 0;
118 put_32 (&cmd, 0x00000001); /* start sequence */
119 put_32 (&cmd, 0xB00BFACE); /* #-)) */
120 put_32 (&cmd, len8*8 + 32);
121 put_32 (&cmd, 0x20534d4d); /* protocol type "MMS " */
122 put_32 (&cmd, len8 + 4);
123 put_32 (&cmd, seq_num);
124 seq_num++;
125 put_32 (&cmd, 0x0); /* unknown */
126 put_32 (&cmd, 0x0);
127 put_32 (&cmd, len8+2);
128 put_32 (&cmd, 0x00030000 | command); /* dir | command */
129 put_32 (&cmd, switches);
130 put_32 (&cmd, extra);
132 memcpy (&cmd.buf[48], data, length);
133 if (length & 7)
134 memset(&cmd.buf[48 + length], 0, 8 - (length & 7));
136 if (send (s, cmd.buf, len8*8+48, 0) != (len8*8+48)) {
137 mp_tmsg(MSGT_NETWORK,MSGL_ERR,"write error\n");
141 #ifdef CONFIG_ICONV
142 static iconv_t url_conv;
143 #endif
145 static void string_utf16(char *dest, char *src, int len) {
146 int i;
147 #ifdef CONFIG_ICONV
148 size_t len1, len2;
149 char *ip, *op;
151 if (url_conv != (iconv_t)(-1))
153 memset(dest, 0, 1000);
154 len1 = len; len2 = 1000;
155 ip = src; op = dest;
157 iconv(url_conv, &ip, &len1, &op, &len2);
159 else
161 #endif
162 if (len > 499) len = 499;
163 for (i=0; i<len; i++) {
164 dest[i*2] = src[i];
165 dest[i*2+1] = 0;
167 /* trailing zeroes */
168 dest[i*2] = 0;
169 dest[i*2+1] = 0;
170 #ifdef CONFIG_ICONV
172 #endif
175 static void get_answer (int s)
177 char data[BUF_SIZE];
178 int command = 0x1b;
180 while (command == 0x1b) {
181 int len;
183 len = recv (s, data, BUF_SIZE, 0) ;
184 if (!len) {
185 mp_tmsg(MSGT_NETWORK,MSGL_ERR,"\nAlert! EOF\n");
186 return;
189 command = get_32 (data, 36) & 0xFFFF;
191 if (command == 0x1b)
192 send_command (s, 0x1b, 0, 0, 0, data);
196 static int get_data (int s, char *buf, size_t count)
198 ssize_t len;
199 size_t total = 0;
201 while (total < count) {
203 len = recv (s, &buf[total], count-total, 0);
205 if (len<=0) {
206 perror ("read error:");
207 return 0;
210 total += len;
212 if (len != 0) {
213 // mp_msg(MSGT_NETWORK,MSGL_INFO,"[%d/%d]", total, count);
214 fflush (stdout);
219 return 1;
223 static int get_header (int s, uint8_t *header, streaming_ctrl_t *streaming_ctrl)
225 unsigned char pre_header[8];
226 int header_len;
228 header_len = 0;
230 while (1) {
231 if (!get_data (s, pre_header, 8)) {
232 mp_tmsg(MSGT_NETWORK,MSGL_ERR,"pre-header read failed\n");
233 return 0;
235 if (pre_header[4] == 0x02) {
237 int packet_len;
239 packet_len = (pre_header[7] << 8 | pre_header[6]) - 8;
241 // mp_msg(MSGT_NETWORK,MSGL_INFO,"asf header packet detected, len=%d\n", packet_len);
243 if (packet_len < 0 || packet_len > HDR_BUF_SIZE - header_len) {
244 mp_tmsg(MSGT_NETWORK, MSGL_FATAL, "Invalid header size, giving up.\n");
245 return 0;
248 if (!get_data (s, &header[header_len], packet_len)) {
249 mp_tmsg(MSGT_NETWORK,MSGL_ERR,"Header data read failed.\n");
250 return 0;
253 header_len += packet_len;
255 if ( (header[header_len-1] == 1) && (header[header_len-2]==1)) {
258 if( streaming_bufferize( streaming_ctrl, header, header_len )<0 ) {
259 return -1;
262 // mp_msg(MSGT_NETWORK,MSGL_INFO,"get header packet finished\n");
264 return header_len;
268 } else {
270 int32_t packet_len;
271 int command;
272 char data[BUF_SIZE];
274 if (!get_data (s, (char*)&packet_len, 4)) {
275 mp_tmsg(MSGT_NETWORK,MSGL_ERR,"packet_len read failed.\n");
276 return 0;
279 packet_len = get_32 ((unsigned char*)&packet_len, 0) + 4;
281 // mp_msg(MSGT_NETWORK,MSGL_INFO,"command packet detected, len=%d\n", packet_len);
283 if (packet_len < 0 || packet_len > BUF_SIZE) {
284 mp_tmsg(MSGT_NETWORK, MSGL_FATAL,
285 "Invalid RTSP packet size, giving up.\n");
286 return 0;
289 if (!get_data (s, data, packet_len)) {
290 mp_tmsg(MSGT_NETWORK,MSGL_ERR,"Command data read failed.\n");
291 return 0;
294 command = get_32 (data, 24) & 0xFFFF;
296 // mp_msg(MSGT_NETWORK,MSGL_INFO,"command: %02x\n", command);
298 if (command == 0x1b)
299 send_command (s, 0x1b, 0, 0, 0, data);
303 // mp_msg(MSGT_NETWORK,MSGL_INFO,"get header packet succ\n");
307 static int interp_header (uint8_t *header, int header_len)
309 int i;
310 int packet_length=-1;
313 * parse header
316 i = 30;
317 while (i<header_len) {
319 uint64_t guid_1, guid_2, length;
321 guid_2 = (uint64_t)header[i] | ((uint64_t)header[i+1]<<8)
322 | ((uint64_t)header[i+2]<<16) | ((uint64_t)header[i+3]<<24)
323 | ((uint64_t)header[i+4]<<32) | ((uint64_t)header[i+5]<<40)
324 | ((uint64_t)header[i+6]<<48) | ((uint64_t)header[i+7]<<56);
325 i += 8;
327 guid_1 = (uint64_t)header[i] | ((uint64_t)header[i+1]<<8)
328 | ((uint64_t)header[i+2]<<16) | ((uint64_t)header[i+3]<<24)
329 | ((uint64_t)header[i+4]<<32) | ((uint64_t)header[i+5]<<40)
330 | ((uint64_t)header[i+6]<<48) | ((uint64_t)header[i+7]<<56);
331 i += 8;
333 // mp_msg(MSGT_NETWORK,MSGL_INFO,"guid found: %016llx%016llx\n", guid_1, guid_2);
335 length = (uint64_t)header[i] | ((uint64_t)header[i+1]<<8)
336 | ((uint64_t)header[i+2]<<16) | ((uint64_t)header[i+3]<<24)
337 | ((uint64_t)header[i+4]<<32) | ((uint64_t)header[i+5]<<40)
338 | ((uint64_t)header[i+6]<<48) | ((uint64_t)header[i+7]<<56);
340 i += 8;
342 if ( (guid_1 == 0x6cce6200aa00d9a6ULL) && (guid_2 == 0x11cf668e75b22630ULL) ) {
343 mp_tmsg(MSGT_NETWORK,MSGL_INFO,"header object\n");
344 } else if ((guid_1 == 0x6cce6200aa00d9a6ULL) && (guid_2 == 0x11cf668e75b22636ULL)) {
345 mp_tmsg(MSGT_NETWORK,MSGL_INFO,"data object\n");
346 } else if ((guid_1 == 0x6553200cc000e48eULL) && (guid_2 == 0x11cfa9478cabdca1ULL)) {
348 packet_length = get_32(header, i+92-24);
350 mp_tmsg(MSGT_NETWORK,MSGL_INFO,"file object, packet length = %d (%d)\n",
351 packet_length, get_32(header, i+96-24));
354 } else if ((guid_1 == 0x6553200cc000e68eULL) && (guid_2 == 0x11cfa9b7b7dc0791ULL)) {
356 int stream_id = header[i+48] | header[i+49] << 8;
358 mp_tmsg(MSGT_NETWORK,MSGL_INFO,"stream object, stream ID: %d\n", stream_id);
360 if (num_stream_ids < MAX_STREAMS) {
361 stream_ids[num_stream_ids] = stream_id;
362 num_stream_ids++;
363 } else {
364 mp_tmsg(MSGT_NETWORK,MSGL_ERR,"Too many IDs, stream skipped.");
367 } else {
368 #if 0
369 int b = i;
370 printf ("unknown object (guid: %016llx, %016llx, len: %lld)\n", guid_1, guid_2, length);
371 for (; b < length; b++)
373 if (isascii(header[b]) || isalpha(header[b]))
374 printf("%c ", header[b]);
375 else
376 printf("%x ", header[b]);
378 printf("\n");
379 #else
380 mp_tmsg(MSGT_NETWORK,MSGL_WARN,"unknown object\n");
381 #endif
384 // mp_msg(MSGT_NETWORK,MSGL_INFO,"length : %lld\n", length);
386 i += length-24;
390 return packet_length;
395 static int get_media_packet (int s, int padding, streaming_ctrl_t *stream_ctrl) {
396 unsigned char pre_header[8];
397 char data[BUF_SIZE];
399 if (!get_data (s, pre_header, 8)) {
400 mp_tmsg(MSGT_NETWORK,MSGL_ERR,"pre-header read failed\n");
401 return 0;
404 // for (i=0; i<8; i++)
405 // mp_msg(MSGT_NETWORK,MSGL_INFO,"pre_header[%d] = %02x (%d)\n",
406 // i, pre_header[i], pre_header[i]);
408 if (pre_header[4] == 0x04) {
410 int packet_len;
412 packet_len = (pre_header[7] << 8 | pre_header[6]) - 8;
414 // mp_msg(MSGT_NETWORK,MSGL_INFO,"asf media packet detected, len=%d\n", packet_len);
416 if (packet_len < 0 || packet_len > BUF_SIZE) {
417 mp_tmsg(MSGT_NETWORK, MSGL_FATAL, "Invalid RTSP packet size, giving up.\n");
418 return 0;
421 if (!get_data (s, data, packet_len)) {
422 mp_tmsg(MSGT_NETWORK,MSGL_ERR,"Media data read failed.\n");
423 return 0;
426 streaming_bufferize(stream_ctrl, data, padding);
428 } else {
430 int32_t packet_len;
431 int command;
433 if (!get_data (s, (char*)&packet_len, 4)) {
434 mp_tmsg(MSGT_NETWORK,MSGL_ERR,"packet_len read failed.\n");
435 return 0;
438 packet_len = get_32 ((unsigned char*)&packet_len, 0) + 4;
440 if (packet_len < 0 || packet_len > BUF_SIZE) {
441 mp_tmsg(MSGT_NETWORK,MSGL_FATAL,"Invalid RTSP packet size, giving up.\n");
442 return 0;
445 if (!get_data (s, data, packet_len)) {
446 mp_tmsg(MSGT_NETWORK,MSGL_ERR,"Command data read failed.\n");
447 return 0;
450 if ( (pre_header[7] != 0xb0) || (pre_header[6] != 0x0b)
451 || (pre_header[5] != 0xfa) || (pre_header[4] != 0xce) ) {
453 mp_tmsg(MSGT_NETWORK,MSGL_ERR,"missing signature\n");
454 return -1;
457 command = get_32 (data, 24) & 0xFFFF;
459 // mp_msg(MSGT_NETWORK,MSGL_INFO,"\ncommand packet detected, len=%d cmd=0x%X\n", packet_len, command);
461 if (command == 0x1b)
462 send_command (s, 0x1b, 0, 0, 0, data);
463 else if (command == 0x1e) {
464 mp_tmsg(MSGT_NETWORK,MSGL_INFO,"Everything done. Thank you for downloading a media file containing proprietary and patented technology.\n");
465 return 0;
467 else if (command == 0x21 ) {
468 // Looks like it's new in WMS9
469 // Unknown command, but ignoring it seems to work.
470 return 0;
472 else if (command != 0x05) {
473 mp_tmsg(MSGT_NETWORK,MSGL_ERR,"unknown command %02x\n",command);
474 return -1;
478 // mp_msg(MSGT_NETWORK,MSGL_INFO,"get media packet succ\n");
480 return 1;
484 static int packet_length1;
486 static int asf_mmst_streaming_read( int fd, char *buffer, int size, streaming_ctrl_t *stream_ctrl )
488 int len;
490 while( stream_ctrl->buffer_size==0 ) {
491 // buffer is empty - fill it!
492 int ret = get_media_packet( fd, packet_length1, stream_ctrl);
493 if( ret<0 ) {
494 mp_tmsg(MSGT_NETWORK,MSGL_ERR,"get_media_packet error : %s\n",strerror(errno));
495 return -1;
496 } else if (ret==0) //EOF?
497 return ret;
500 len = stream_ctrl->buffer_size-stream_ctrl->buffer_pos;
501 if(len>size) len=size;
502 memcpy( buffer, (stream_ctrl->buffer)+(stream_ctrl->buffer_pos), len );
503 stream_ctrl->buffer_pos += len;
504 if( stream_ctrl->buffer_pos>=stream_ctrl->buffer_size ) {
505 free( stream_ctrl->buffer );
506 stream_ctrl->buffer = NULL;
507 stream_ctrl->buffer_size = 0;
508 stream_ctrl->buffer_pos = 0;
510 return len;
514 static int asf_mmst_streaming_seek( int fd, off_t pos, streaming_ctrl_t *streaming_ctrl )
516 return -1;
517 // Shut up gcc warning
518 fd++;
519 pos++;
520 streaming_ctrl=NULL;
523 int asf_mmst_streaming_start(stream_t *stream)
525 char str[1024];
526 char data[BUF_SIZE];
527 uint8_t asf_header[HDR_BUF_SIZE];
528 int asf_header_len;
529 int len, i, packet_length;
530 char *path, *unescpath;
531 URL_t *url1 = stream->streaming_ctrl->url;
532 int s = stream->fd;
534 if( s>0 ) {
535 closesocket( stream->fd );
536 stream->fd = -1;
539 /* parse url */
540 path = strchr(url1->file,'/') + 1;
542 /* mmst filename are not url_escaped by MS MediaPlayer and are expected as
543 * "plain text" by the server, so need to decode it here
545 unescpath=malloc(strlen(path)+1);
546 if (!unescpath) {
547 mp_tmsg(MSGT_NETWORK,MSGL_FATAL,"Memory allocation failed.\n");
548 return -1;
550 url_unescape_string(unescpath,path);
551 path=unescpath;
554 if( url1->port==0 ) {
555 url1->port=1755;
557 s = connect2Server( url1->hostname, url1->port, 1);
558 if( s<0 ) {
559 free(path);
560 return s;
562 mp_tmsg(MSGT_NETWORK,MSGL_INFO,"Connected\n");
564 seq_num=0;
567 * Send the initial connect info including player version no. Client GUID (random) and the host address being connected to.
568 * This command is sent at the very start of protocol initiation. It sends local information to the serve
569 * cmd 1 0x01
570 * */
572 /* prepare for the url encoding conversion */
573 #ifdef CONFIG_ICONV
574 url_conv = iconv_open("UTF-16LE", "UTF-8");
575 #endif
577 snprintf (str, 1023, "\034\003NSPlayer/7.0.0.1956; {33715801-BAB3-9D85-24E9-03B90328270A}; Host: %s", url1->hostname);
578 string_utf16 (data, str, strlen(str));
579 // send_command(s, commandno ....)
580 send_command (s, 1, 0, 0x0004000b, strlen(str)*2+2, data);
582 len = recv (s, data, BUF_SIZE, 0) ;
584 /*This sends details of the local machine IP address to a Funnel system at the server.
585 * Also, the TCP or UDP transport selection is sent.
587 * here 192.168.0.1 is local ip address TCP/UDP states the tronsport we r using
588 * and 1037 is the local TCP or UDP socket number
589 * cmd 2 0x02
590 * */
592 string_utf16 (&data[8], "\002\000\\\\192.168.0.1\\TCP\\1037", 24);
593 memset (data, 0, 8);
594 send_command (s, 2, 0, 0, 24*2+10, data);
596 len = recv (s, data, BUF_SIZE, 0) ;
598 /* This command sends file path (at server) and file name request to the server.
599 * 0x5 */
601 string_utf16 (&data[8], path, strlen(path));
602 memset (data, 0, 8);
603 send_command (s, 5, 0, 0, strlen(path)*2+10, data);
604 free(path);
606 get_answer (s);
608 /* The ASF header chunk request. Includes ?session' variable for pre header value.
609 * After this command is sent,
610 * the server replies with 0x11 command and then the header chunk with header data follows.
611 * 0x15 */
613 memset (data, 0, 40);
614 data[32] = 2;
616 send_command (s, 0x15, 1, 0, 40, data);
618 num_stream_ids = 0;
619 /* get_headers(s, asf_header); */
621 asf_header_len = get_header (s, asf_header, stream->streaming_ctrl);
622 // mp_msg(MSGT_NETWORK,MSGL_INFO,"---------------------------------- asf_header %d\n",asf_header);
623 if (asf_header_len==0) { //error reading header
624 closesocket(s);
625 return -1;
627 packet_length = interp_header (asf_header, asf_header_len);
631 * This command is the media stream MBR selector. Switches are always 6 bytes in length.
632 * After all switch elements, data ends with bytes [00 00] 00 20 ac 40 [02].
633 * Where:
634 * [00 00] shows 0x61 0x00 (on the first 33 sent) or 0xff 0xff for ASF files, and with no ending data for WMV files.
635 * It is not yet understood what all this means.
636 * And the last [02] byte is probably the header ?session' value.
638 * 0x33 */
640 memset (data, 0, 40);
642 int audio_id = stream->opts->audio_id;
643 if (audio_id > 0) {
644 data[2] = 0xFF;
645 data[3] = 0xFF;
646 data[4] = audio_id;
647 send_command(s, 0x33, num_stream_ids, 0xFFFF | audio_id << 16, 8, data);
648 } else {
649 for (i=1; i<num_stream_ids; i++) {
650 data [ (i-1) * 6 + 2 ] = 0xFF;
651 data [ (i-1) * 6 + 3 ] = 0xFF;
652 data [ (i-1) * 6 + 4 ] = stream_ids[i];
653 data [ (i-1) * 6 + 5 ] = 0x00;
656 send_command (s, 0x33, num_stream_ids, 0xFFFF | stream_ids[0] << 16, (num_stream_ids-1)*6+2 , data);
659 get_answer (s);
661 /* Start sending file from packet xx.
662 * This command is also used for resume downloads or requesting a lost packet.
663 * Also used for seeking by sending a play point value which seeks to the media time point.
664 * Includes ?session' value in pre header and the maximum media stream time.
665 * 0x07 */
667 memset (data, 0, 40);
669 for (i=8; i<16; i++)
670 data[i] = 0xFF;
672 data[20] = 0x04;
674 send_command (s, 0x07, 1, 0xFFFF | stream_ids[0] << 16, 24, data);
676 stream->fd = s;
677 stream->streaming_ctrl->streaming_read = asf_mmst_streaming_read;
678 stream->streaming_ctrl->streaming_seek = asf_mmst_streaming_seek;
679 stream->streaming_ctrl->buffering = 1;
680 stream->streaming_ctrl->status = streaming_playing_e;
682 packet_length1 = packet_length;
683 mp_msg(MSGT_NETWORK,MSGL_INFO,"mmst packet_length = %d\n", packet_length);
685 #ifdef CONFIG_ICONV
686 if (url_conv != (iconv_t)(-1))
687 iconv_close(url_conv);
688 #endif
690 return 0;