vdr/xine-lib-vdr/src/input/librtsp Makefile.am Makefile.in rtsp.c rtsp.h rtsp_session.c rtsp_session.h
Darren Salt
pkg-vdr-dvb-changes@lists.alioth.debian.org
Mon, 04 Apr 2005 22:29:41 +0000
Update of /cvsroot/pkg-vdr-dvb/vdr/xine-lib-vdr/src/input/librtsp
In directory haydn:/tmp/cvs-serv2129/src/input/librtsp
Added Files:
Makefile.am Makefile.in rtsp.c rtsp.h rtsp_session.c
rtsp_session.h
Log Message:
Import of VDR-patched xine-lib.
--- NEW FILE: rtsp.c ---
/*
* Copyright (C) 2000-2003 the xine project
*
* This file is part of xine, a free video player.
*
* xine 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 2 of the License, or
* (at your option) any later version.
*
* xine is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*
* $Id: rtsp.c,v 1.1 2005/04/04 22:29:38 dsalt-guest Exp $
*
* a minimalistic implementation of rtsp protocol,
* *not* RFC 2326 compilant yet.
*/
#include <unistd.h>
#include <stdio.h>
#include <assert.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <netdb.h>
#include <string.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <errno.h>
#include <stdlib.h>
#include <time.h>
#include <sys/time.h>
#include <sys/types.h>
#define LOG_MODULE "rtsp"
#define LOG_VERBOSE
/*
#define LOG
*/
#include "rtsp.h"
#include "io_helper.h"
#include "xineutils.h"
#define BUF_SIZE 4096
#define HEADER_SIZE 1024
#define MAX_FIELDS 256
struct rtsp_s {
xine_stream_t *stream;
int s;
char *host;
int port;
char *path;
char *mrl;
char *user_agent;
char *server;
unsigned int server_state;
uint32_t server_caps;
unsigned int cseq;
char *session;
char *answers[MAX_FIELDS]; /* data of last message */
char *scheduled[MAX_FIELDS]; /* will be sent with next message */
};
/*
* constants
*/
const char rtsp_protocol_version[]="RTSP/1.0";
/* server states */
#define RTSP_CONNECTED 1
#define RTSP_INIT 2
#define RTSP_READY 4
#define RTSP_PLAYING 8
#define RTSP_RECORDING 16
/* server capabilities */
#define RTSP_OPTIONS 0x001
#define RTSP_DESCRIBE 0x002
#define RTSP_ANNOUNCE 0x004
#define RTSP_SETUP 0x008
#define RTSP_GET_PARAMETER 0x010
#define RTSP_SET_PARAMETER 0x020
#define RTSP_TEARDOWN 0x040
#define RTSP_PLAY 0x080
#define RTSP_RECORD 0x100
/*
* rtsp_get gets a line from stream
* and returns a null terminated string (must be freed).
*/
static char *rtsp_get(rtsp_t *s) {
char *buffer = malloc(BUF_SIZE);
char *string = NULL;
if ( _x_io_tcp_read_line(s->stream, s->s, buffer, BUF_SIZE) >= 0 ) {
lprintf("<< '%s'\n", buffer);
string = strdup( buffer );
}
free(buffer);
return string;
}
/*
* rtsp_put puts a line on stream
*/
static void rtsp_put(rtsp_t *s, const char *string) {
int len=strlen(string);
char *buf = malloc(sizeof(char)*len+2);
lprintf(">> '%s'", string);
memcpy(buf,string,len);
buf[len]=0x0d;
buf[len+1]=0x0a;
_x_io_tcp_write(s->stream, s->s, buf, len+2);
lprintf("done.\n");
free(buf);
}
/*
* extract server status code
*/
static int rtsp_get_code(rtsp_t *s, const char *string) {
char buf[4];
int code=0;
if (!strncmp(string, rtsp_protocol_version, strlen(rtsp_protocol_version)))
{
memcpy(buf, string+strlen(rtsp_protocol_version)+1, 3);
buf[3]=0;
code=atoi(buf);
} else if (!strncmp(string, "SET_PARAMETER",8))
{
return RTSP_STATUS_SET_PARAMETER;
}
if(code != 200)
xprintf(s->stream->xine, XINE_VERBOSITY_DEBUG, "librtsp: server responds: '%s'\n", string);
return code;
}
/*
* send a request
*/
static void rtsp_send_request(rtsp_t *s, const char *type, const char *what) {
char **payload=s->scheduled;
char *buf;
buf = malloc(strlen(type)+strlen(what)+strlen(rtsp_protocol_version)+3);
sprintf(buf,"%s %s %s",type, what, rtsp_protocol_version);
rtsp_put(s,buf);
free(buf);
if (payload)
while (*payload) {
rtsp_put(s,*payload);
payload++;
}
rtsp_put(s,"");
rtsp_unschedule_all(s);
}
/*
* schedule standard fields
*/
static void rtsp_schedule_standard(rtsp_t *s) {
char tmp[17];
sprintf(tmp, "Cseq: %u", s->cseq);
rtsp_schedule_field(s, tmp);
if (s->session) {
char *buf;
buf = malloc(strlen(s->session)+15);
sprintf(buf, "Session: %s", s->session);
rtsp_schedule_field(s, buf);
free(buf);
}
}
/*
* get the answers, if server responses with something != 200, return NULL
*/
static int rtsp_get_answers(rtsp_t *s) {
char *answer=NULL;
unsigned int answer_seq;
char **answer_ptr=s->answers;
int code;
answer=rtsp_get(s);
if (!answer)
return 0;
code=rtsp_get_code(s, answer);
free(answer);
rtsp_free_answers(s);
do { /* while we get answer lines */
answer=rtsp_get(s);
if (!answer)
return 0;
if (!strncasecmp(answer,"Cseq:",5)) {
sscanf(answer,"%*s %u",&answer_seq);
if (s->cseq != answer_seq) {
lprintf("warning: Cseq mismatch. got %u, assumed %u", answer_seq, s->cseq);
s->cseq=answer_seq;
}
}
if (!strncasecmp(answer,"Server:",7)) {
char *buf = xine_xmalloc(strlen(answer));
sscanf(answer,"%*s %s",buf);
if (s->server) free(s->server);
s->server=strdup(buf);
free(buf);
}
if (!strncasecmp(answer,"Session:",8)) {
char *buf = xine_xmalloc(strlen(answer));
sscanf(answer,"%*s %s",buf);
if (s->session) {
if (strcmp(buf, s->session)) {
xprintf(s->stream->xine, XINE_VERBOSITY_DEBUG,
"rtsp: warning: setting NEW session: %s\n", buf);
free(s->session);
s->session=strdup(buf);
}
} else
{
lprintf("setting session id to: %s\n", buf);
s->session=strdup(buf);
}
free(buf);
}
*answer_ptr=answer;
answer_ptr++;
} while (strlen(answer)!=0);
s->cseq++;
*answer_ptr=NULL;
rtsp_schedule_standard(s);
return code;
}
/*
* send an ok message
*/
int rtsp_send_ok(rtsp_t *s) {
char cseq[16];
rtsp_put(s, "RTSP/1.0 200 OK");
sprintf(cseq,"CSeq: %u", s->cseq);
rtsp_put(s, cseq);
rtsp_put(s, "");
return 0;
}
/*
* implementation of must-have rtsp requests; functions return
* server status code.
*/
int rtsp_request_options(rtsp_t *s, const char *what) {
char *buf;
if (what) {
buf=strdup(what);
} else
{
buf = malloc(sizeof(char)*(strlen(s->host)+16));
sprintf(buf,"rtsp://%s:%i", s->host, s->port);
}
rtsp_send_request(s,"OPTIONS",buf);
free(buf);
return rtsp_get_answers(s);
}
int rtsp_request_describe(rtsp_t *s, const char *what) {
char *buf;
if (what) {
buf=strdup(what);
} else
{
buf = malloc(sizeof(char)*(strlen(s->host)+strlen(s->path)+16));
sprintf(buf,"rtsp://%s:%i/%s", s->host, s->port, s->path);
}
rtsp_send_request(s,"DESCRIBE",buf);
free(buf);
return rtsp_get_answers(s);
}
int rtsp_request_setup(rtsp_t *s, const char *what) {
rtsp_send_request(s,"SETUP",what);
return rtsp_get_answers(s);
}
int rtsp_request_setparameter(rtsp_t *s, const char *what) {
char *buf;
if (what) {
buf=strdup(what);
} else
{
buf = malloc(sizeof(char)*(strlen(s->host)+strlen(s->path)+16));
sprintf(buf,"rtsp://%s:%i/%s", s->host, s->port, s->path);
}
rtsp_send_request(s,"SET_PARAMETER",buf);
free(buf);
return rtsp_get_answers(s);
}
int rtsp_request_play(rtsp_t *s, const char *what) {
char *buf;
if (what) {
buf=strdup(what);
} else
{
buf = malloc(sizeof(char)*(strlen(s->host)+strlen(s->path)+16));
sprintf(buf,"rtsp://%s:%i/%s", s->host, s->port, s->path);
}
rtsp_send_request(s,"PLAY",buf);
free(buf);
return rtsp_get_answers(s);
}
int rtsp_request_tearoff(rtsp_t *s, const char *what) {
rtsp_send_request(s,"TEAROFF",what);
return rtsp_get_answers(s);
}
/*
* read opaque data from stream
*/
int rtsp_read_data(rtsp_t *s, char *buffer, unsigned int size) {
int i,seq;
if (size>=4) {
i=_x_io_tcp_read(s->stream, s->s, buffer, 4);
if (i<4) return i;
if ((buffer[0]=='S')&&(buffer[1]=='E')&&(buffer[2]=='T')&&(buffer[3]=='_'))
{
char *rest=rtsp_get(s);
if (!rest)
return -1;
seq=-1;
do {
free(rest);
rest=rtsp_get(s);
if (!rest)
return -1;
if (!strncasecmp(rest,"Cseq:",5))
sscanf(rest,"%*s %u",&seq);
} while (strlen(rest)!=0);
free(rest);
if (seq<0) {
lprintf("warning: cseq not recognized!\n");
seq=1;
}
/* lets make the server happy */
rtsp_put(s, "RTSP/1.0 451 Parameter Not Understood");
rest = malloc(sizeof(char)*17);
sprintf(rest,"CSeq: %u", seq);
rtsp_put(s, rest);
rtsp_put(s, "");
i=_x_io_tcp_read(s->stream, s->s, buffer, size);
} else
{
i=_x_io_tcp_read(s->stream, s->s, buffer+4, size-4);
i+=4;
}
} else
i=_x_io_tcp_read(s->stream, s->s, buffer, size);
lprintf("<< %d of %d bytes\n", i, size);
return i;
}
/*
* connect to a rtsp server
*/
rtsp_t *rtsp_connect(xine_stream_t *stream, const char *mrl, const char *user_agent) {
rtsp_t *s = malloc(sizeof(rtsp_t));
char *mrl_ptr=strdup(mrl);
char *slash, *colon;
int hostend, pathbegin, i;
if (strncmp(mrl,"rtsp://",7))
{
xprintf(stream->xine, XINE_VERBOSITY_LOG, _("rtsp: bad mrl: %s\n"), mrl);
free(s);
return NULL;
}
mrl_ptr+=7;
for (i=0; i<MAX_FIELDS; i++) {
s->answers[i]=NULL;
s->scheduled[i]=NULL;
}
s->stream=stream;
s->host=NULL;
s->port=554; /* rtsp standard port */
s->path=NULL;
s->mrl=NULL;
s->mrl=strdup(mrl);
s->server=NULL;
s->server_state=0;
s->server_caps=0;
s->cseq=0;
s->session=NULL;
if (user_agent)
s->user_agent=strdup(user_agent);
else
s->user_agent=strdup("User-Agent: RealMedia Player Version 6.0.9.1235 (linux-2.0-libc6-i386-gcc2.95)");
slash=strchr(mrl_ptr,'/');
colon=strchr(mrl_ptr,':');
if(!slash) slash=mrl_ptr+strlen(mrl_ptr)+1;
if(!colon) colon=slash;
if(colon > slash) colon=slash;
pathbegin=slash-mrl_ptr;
hostend=colon-mrl_ptr;
s->host = malloc(sizeof(char)*hostend+1);
strncpy(s->host, mrl_ptr, hostend);
s->host[hostend]=0;
if (pathbegin < strlen(mrl_ptr)) s->path=strdup(mrl_ptr+pathbegin+1);
if (colon != slash) {
char buffer[pathbegin-hostend];
strncpy(buffer,mrl_ptr+hostend+1, pathbegin-hostend-1);
buffer[pathbegin-hostend-1]=0;
s->port=atoi(buffer);
if (s->port < 0 || s->port > 65535) s->port = 554; /* rtsp standard port */
}
lprintf("got mrl: %s %i %s\n",s->host,s->port,s->path);
s->s = _x_io_tcp_connect (stream, s->host, s->port);
if (s->s < 0) {
xprintf (stream->xine, XINE_VERBOSITY_LOG, _("rtsp: failed to connect to '%s'\n"), s->host);
rtsp_close(s);
return NULL;
}
s->server_state=RTSP_CONNECTED;
/* now lets send an options request. */
rtsp_schedule_field(s, "CSeq: 1");
rtsp_schedule_field(s, s->user_agent);
rtsp_schedule_field(s, "ClientChallenge: 9e26d33f2984236010ef6253fb1887f7");
rtsp_schedule_field(s, "PlayerStarttime: [28/03/2003:22:50:23 00:00]");
rtsp_schedule_field(s, "CompanyID: KnKV4M4I/B2FjJ1TToLycw==");
rtsp_schedule_field(s, "GUID: 00000000-0000-0000-0000-000000000000");
rtsp_schedule_field(s, "RegionData: 0");
rtsp_schedule_field(s, "ClientID: Linux_2.4_6.0.9.1235_play32_RN01_EN_586");
/*rtsp_schedule_field(s, "Pragma: initiate-session");*/
rtsp_request_options(s, NULL);
return s;
}
/*
* closes an rtsp connection
*/
void rtsp_close(rtsp_t *s) {
if (s->server_state) close(s->s); /* TODO: send a TEAROFF */
if (s->path) free(s->path);
if (s->host) free(s->host);
if (s->mrl) free(s->mrl);
if (s->session) free(s->session);
if (s->user_agent) free(s->user_agent);
rtsp_free_answers(s);
rtsp_unschedule_all(s);
free(s);
}
/*
* search in answers for tags. returns a pointer to the content
* after the first matched tag. returns NULL if no match found.
*/
char *rtsp_search_answers(rtsp_t *s, const char *tag) {
char **answer;
char *ptr;
if (!s->answers) return NULL;
answer=s->answers;
while (*answer) {
if (!strncasecmp(*answer,tag,strlen(tag))) {
ptr=strchr(*answer,':');
ptr++;
while(*ptr==' ') ptr++;
return ptr;
}
answer++;
}
return NULL;
}
/*
* session id management
*/
void rtsp_set_session(rtsp_t *s, const char *id) {
if (s->session) free(s->session);
s->session=strdup(id);
}
char *rtsp_get_session(rtsp_t *s) {
return s->session;
}
char *rtsp_get_mrl(rtsp_t *s) {
return s->mrl;
}
/*
* schedules a field for transmission
*/
void rtsp_schedule_field(rtsp_t *s, const char *string) {
int i=0;
if (!string) return;
while(s->scheduled[i]) {
i++;
}
s->scheduled[i]=strdup(string);
}
/*
* removes the first scheduled field which prefix matches string.
*/
void rtsp_unschedule_field(rtsp_t *s, const char *string) {
char **ptr=s->scheduled;
if (!string) return;
while(*ptr) {
if (!strncmp(*ptr, string, strlen(string)))
break;
}
if (*ptr) free(*ptr);
ptr++;
do {
*(ptr-1)=*ptr;
} while(*ptr);
}
/*
* unschedule all fields
*/
void rtsp_unschedule_all(rtsp_t *s) {
char **ptr;
if (!s->scheduled) return;
ptr=s->scheduled;
while (*ptr) {
free(*ptr);
*ptr=NULL;
ptr++;
}
}
/*
* free answers
*/
void rtsp_free_answers(rtsp_t *s) {
char **answer;
if (!s->answers) return;
answer=s->answers;
while (*answer) {
free(*answer);
*answer=NULL;
answer++;
}
}
--- NEW FILE: rtsp_session.h ---
/*
* Copyright (C) 2000-2003 the xine project
*
* This file is part of xine, a free video player.
*
* xine 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 2 of the License, or
* (at your option) any later version.
*
* xine is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*
* $Id: rtsp_session.h,v 1.1 2005/04/04 22:29:39 dsalt-guest Exp $
*
* high level interface to rtsp servers.
*/
#ifndef HAVE_RTSP_SESSION_H
#define HAVE_RTSP_SESSION_H
typedef struct rtsp_session_s rtsp_session_t;
rtsp_session_t *rtsp_session_start(xine_stream_t *stream, char *mrl);
int rtsp_session_read(rtsp_session_t *session, char *data, int len);
int rtsp_session_peek_header(rtsp_session_t *this, char *buf, int maxsize);
void rtsp_session_end(rtsp_session_t *session);
#endif
--- NEW FILE: Makefile.in ---
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|| $(CTAGS) $(CTAGSFLAGS) $(AM_CTAGSFLAGS) $(CTAGS_ARGS) \
$$tags $$unique
GTAGS:
here=`$(am__cd) $(top_builddir) && pwd` \
&& cd $(top_srcdir) \
&& gtags -i $(GTAGS_ARGS) $$here
distclean-tags:
-rm -f TAGS ID GTAGS GRTAGS GSYMS GPATH tags
distdir: $(DISTFILES)
$(mkdir_p) $(distdir)/../../../misc
@srcdirstrip=`echo "$(srcdir)" | sed 's|.|.|g'`; \
topsrcdirstrip=`echo "$(top_srcdir)" | sed 's|.|.|g'`; \
list='$(DISTFILES)'; for file in $$list; do \
case $$file in \
$(srcdir)/*) file=`echo "$$file" | sed "s|^$$srcdirstrip/||"`;; \
$(top_srcdir)/*) file=`echo "$$file" | sed "s|^$$topsrcdirstrip/|$(top_builddir)/|"`;; \
esac; \
if test -f $$file || test -d $$file; then d=.; else d=$(srcdir); fi; \
dir=`echo "$$file" | sed -e 's,/[^/]*$$,,'`; \
if test "$$dir" != "$$file" && test "$$dir" != "."; then \
dir="/$$dir"; \
$(mkdir_p) "$(distdir)$$dir"; \
else \
dir=''; \
fi; \
if test -d $$d/$$file; then \
if test -d $(srcdir)/$$file && test $$d != $(srcdir); then \
cp -pR $(srcdir)/$$file $(distdir)$$dir || exit 1; \
fi; \
cp -pR $$d/$$file $(distdir)$$dir || exit 1; \
else \
test -f $(distdir)/$$file \
|| cp -p $$d/$$file $(distdir)/$$file \
|| exit 1; \
fi; \
done
check-am: all-am
check: check-am
all-am: Makefile $(LTLIBRARIES) $(HEADERS)
installdirs:
install: install-am
install-exec: install-exec-am
install-data: install-data-am
uninstall: uninstall-am
install-am: all-am
@$(MAKE) $(AM_MAKEFLAGS) install-exec-am install-data-am
installcheck: installcheck-am
install-strip:
$(MAKE) $(AM_MAKEFLAGS) INSTALL_PROGRAM="$(INSTALL_STRIP_PROGRAM)" \
install_sh_PROGRAM="$(INSTALL_STRIP_PROGRAM)" INSTALL_STRIP_FLAG=-s \
`test -z '$(STRIP)' || \
echo "INSTALL_PROGRAM_ENV=STRIPPROG='$(STRIP)'"` install
clean-generic:
distclean-generic:
-test -z "$(CONFIG_CLEAN_FILES)" || rm -f $(CONFIG_CLEAN_FILES)
clean: clean-am
clean-am: clean-generic clean-libtool clean-noinstLTLIBRARIES \
mostlyclean-am
distclean: distclean-am
-rm -rf ./$(DEPDIR)
-rm -f Makefile
distclean-am: clean-am distclean-compile distclean-generic \
distclean-libtool distclean-tags
dvi: dvi-am
dvi-am:
html: html-am
info: info-am
info-am:
install-data-am:
@$(NORMAL_INSTALL)
$(MAKE) $(AM_MAKEFLAGS) install-data-hook
install-exec-am:
install-info: install-info-am
install-man:
installcheck-am:
maintainer-clean: maintainer-clean-am
-rm -rf ./$(DEPDIR)
-rm -f Makefile
maintainer-clean-am: distclean-am maintainer-clean-generic
mostlyclean: mostlyclean-am
mostlyclean-am: mostlyclean-compile mostlyclean-generic \
mostlyclean-libtool
pdf: pdf-am
pdf-am:
ps: ps-am
ps-am:
uninstall-am: uninstall-info-am
@$(NORMAL_INSTALL)
$(MAKE) $(AM_MAKEFLAGS) uninstall-hook
.PHONY: CTAGS GTAGS all all-am check check-am clean clean-generic \
clean-libtool clean-noinstLTLIBRARIES ctags distclean \
distclean-compile distclean-generic distclean-libtool \
distclean-tags distdir dvi dvi-am html html-am info info-am \
install install-am install-data install-data-am \
install-data-hook install-exec install-exec-am install-info \
install-info-am install-man install-strip installcheck \
installcheck-am installdirs maintainer-clean \
maintainer-clean-generic mostlyclean mostlyclean-compile \
mostlyclean-generic mostlyclean-libtool pdf pdf-am ps ps-am \
tags uninstall uninstall-am uninstall-hook uninstall-info-am
$(XINE_LIB):
@cd $(top_srcdir)/src/xine-engine && $(MAKE)
install-data-hook:
@if test $$MAKELEVEL -le 4 ; then \
if test -x "$(top_srcdir)/post-install.sh" ; then \
$(top_srcdir)/post-install.sh ; \
fi \
fi
pass1:
@$(MAKE) MULTIPASS_CFLAGS="$(PASS1_CFLAGS)"
pass2:
@$(MAKE) MULTIPASS_CFLAGS="$(PASS2_CFLAGS)"
debug:
@$(MAKE) CFLAGS="$(DEBUG_CFLAGS)"
install-debug: debug
@$(MAKE) $(AM_MAKEFLAGS) install-exec-am install-data-am
@list='$(SUBDIRS)'; for subdir in $$list; do \
(cd $$subdir && $(MAKE) $@) || exit; \
done;
$(MAKE) $(AM_MAKEFLAGS) install-data-hook
install-includeHEADERS: $(include_HEADERS)
@$(NORMAL_INSTALL)
$(install_sh) -d $(DESTDIR)$(includedir)/xine
@list='$(include_HEADERS)'; for p in $$list; do \
if test -f "$$p"; then d= ; else d="$(srcdir)/"; fi; \
echo " $(INSTALL_DATA) $$d$$p $(DESTDIR)$(includedir)/xine/$$p"; \
$(INSTALL_DATA) $$d$$p $(DESTDIR)$(includedir)/xine/$$p; \
done
uninstall-includeHEADERS:
@$(NORMAL_UNINSTALL)
list='$(include_HEADERS)'; for p in $$list; do \
rm -f $(DESTDIR)$(includedir)/xine/$$p; \
done
uninstall-hook:
@if echo '$(libdir)' | egrep ^'$(XINE_PLUGINDIR)' >/dev/null; then \
list='$(lib_LTLIBRARIES)'; for p in $$list; do \
p="`echo $$p | sed -e 's/\.la$$/\.so/g;s|^.*/||'`"; \
echo " rm -f $(DESTDIR)$(libdir)/$$p"; \
rm -f $(DESTDIR)$(libdir)/$$p; \
done; \
fi
mostlyclean-generic:
-rm -f *~ \#* .*~ .\#*
maintainer-clean-generic:
-@echo "This command is intended for maintainers to use;"
-@echo "it deletes files that may require special tools to rebuild."
-rm -f Makefile.in
# Tell versions [3.59,3.63) of GNU make to not export all variables.
# Otherwise a system limit (for SysV at least) may be exceeded.
.NOEXPORT:
--- NEW FILE: rtsp.h ---
/*
* Copyright (C) 2002-2003 the xine project
*
* This file is part of xine, a free video player.
*
* xine 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 2 of the License, or
* (at your option) any later version.
*
* xine is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*
* $Id: rtsp.h,v 1.1 2005/04/04 22:29:38 dsalt-guest Exp $
*
* a minimalistic implementation of rtsp protocol,
* *not* RFC 2326 compilant yet.
*/
#ifndef HAVE_RTSP_H
#define HAVE_RTSP_H
/*#include <inttypes.h> */
#include "xine_internal.h"
#ifdef __CYGWIN__
#define uint32_t unsigned int
#define uint16_t unsigned short int
#define uint8_t unsigned char
#endif
/* some codes returned by rtsp_request_* functions */
#define RTSP_STATUS_SET_PARAMETER 10
#define RTSP_STATUS_OK 200
typedef struct rtsp_s rtsp_t;
rtsp_t* rtsp_connect (xine_stream_t *stream, const char *mrl, const char *user_agent);
int rtsp_request_options(rtsp_t *s, const char *what);
int rtsp_request_describe(rtsp_t *s, const char *what);
int rtsp_request_setup(rtsp_t *s, const char *what);
int rtsp_request_setparameter(rtsp_t *s, const char *what);
int rtsp_request_play(rtsp_t *s, const char *what);
int rtsp_request_tearoff(rtsp_t *s, const char *what);
int rtsp_send_ok(rtsp_t *s);
int rtsp_read_data(rtsp_t *s, char *buffer, unsigned int size);
char* rtsp_search_answers(rtsp_t *s, const char *tag);
void rtsp_add_to_payload(char **payload, const char *string);
void rtsp_free_answers(rtsp_t *this);
int rtsp_read (rtsp_t *this, char *data, int len);
void rtsp_close (rtsp_t *this);
void rtsp_set_session(rtsp_t *s, const char *id);
char *rtsp_get_session(rtsp_t *s);
char *rtsp_get_mrl(rtsp_t *s);
/*int rtsp_peek_header (rtsp_t *this, char *data); */
void rtsp_schedule_field(rtsp_t *s, const char *string);
void rtsp_unschedule_field(rtsp_t *s, const char *string);
void rtsp_unschedule_all(rtsp_t *s);
#endif
--- NEW FILE: Makefile.am ---
include $(top_srcdir)/misc/Makefile.common
AM_CPPFLAGS = -D_LARGEFILE64_SOURCE -I$(srcdir)/../libreal
noinst_LTLIBRARIES = librtsp.la
librtsp_la_SOURCES = \
rtsp.c \
rtsp_session.c
librtsp_la_LDFLAGS = -avoid-version -module
noinst_HEADERS = \
rtsp.h \
rtsp_session.h
--- NEW FILE: rtsp_session.c ---
/*
* Copyright (C) 2000-2003 the xine project
*
* This file is part of xine, a free video player.
*
* xine 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 2 of the License, or
* (at your option) any later version.
*
* xine is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*
* $Id: rtsp_session.c,v 1.1 2005/04/04 22:29:39 dsalt-guest Exp $
*
* high level interface to rtsp servers.
*/
#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <netdb.h>
#include <unistd.h>
#include <stdio.h>
#include <fcntl.h>
#include <stdlib.h>
#include <string.h>
#define LOG_MODULE "rtsp_session"
#define LOG_VERBOSE
/*
#define LOG
*/
#include "rtsp.h"
#include "rtsp_session.h"
#include "real.h"
#include "rmff.h"
#include "asmrp.h"
#include "xineutils.h"
#define BUF_SIZE 4096
#define HEADER_SIZE 4096
struct rtsp_session_s {
rtsp_t *s;
/* receive buffer */
uint8_t *recv;
int recv_size;
int recv_read;
/* header buffer */
uint8_t header[HEADER_SIZE];
int header_len;
int header_read;
};
rtsp_session_t *rtsp_session_start(xine_stream_t *stream, char *mrl) {
rtsp_session_t *rtsp_session = malloc(sizeof(rtsp_session_t));
char *server;
char *mrl_line=strdup(mrl);
rmff_header_t *h;
uint32_t bandwidth=10485800;
rtsp_session->recv = xine_buffer_init(BUF_SIZE);
connect:
/* connect to server */
rtsp_session->s=rtsp_connect(stream, mrl_line, NULL);
if (!rtsp_session->s)
{
xprintf(stream->xine, XINE_VERBOSITY_LOG,
_("rtsp_session: failed to connect to server %s\n"), mrl_line);
xine_buffer_free(rtsp_session->recv);
free(rtsp_session);
return NULL;
}
/* looking for server type */
if (rtsp_search_answers(rtsp_session->s,"Server"))
server=strdup(rtsp_search_answers(rtsp_session->s,"Server"));
else {
if (rtsp_search_answers(rtsp_session->s,"RealChallenge1"))
server=strdup("Real");
else
server=strdup("unknown");
}
if (strstr(server,"Real") || strstr(server,"Helix"))
{
/* we are talking to a real server ... */
h=real_setup_and_get_header(rtsp_session->s, bandwidth);
if (!h) {
/* got an redirect? */
if (rtsp_search_answers(rtsp_session->s, "Location"))
{
free(mrl_line);
mrl_line=strdup(rtsp_search_answers(rtsp_session->s, "Location"));
xprintf(stream->xine, XINE_VERBOSITY_DEBUG, "rtsp_session: redirected to %s\n", mrl_line);
rtsp_close(rtsp_session->s);
free(server);
goto connect; /* *shudder* i made a design mistake somewhere */
} else
{
xprintf(stream->xine, XINE_VERBOSITY_LOG,
_("rtsp_session: session can not be established.\n"));
rtsp_close(rtsp_session->s);
xine_buffer_free(rtsp_session->recv);
free(rtsp_session);
return NULL;
}
}
rtsp_session->header_len=rmff_dump_header(h,rtsp_session->header,1024);
xine_buffer_copyin(rtsp_session->recv, 0, rtsp_session->header, rtsp_session->header_len);
rtsp_session->recv_size = rtsp_session->header_len;
rtsp_session->recv_read = 0;
} else
{
xprintf(stream->xine, XINE_VERBOSITY_LOG,
_("rtsp_session: rtsp server type '%s' not supported yet. sorry.\n"), server);
rtsp_close(rtsp_session->s);
free(server);
xine_buffer_free(rtsp_session->recv);
free(rtsp_session);
return NULL;
}
free(server);
return rtsp_session;
}
int rtsp_session_read (rtsp_session_t *this, char *data, int len) {
int to_copy=len;
char *dest=data;
char *source=this->recv + this->recv_read;
int fill=this->recv_size - this->recv_read;
if (len < 0) return 0;
while (to_copy > fill) {
memcpy(dest, source, fill);
to_copy -= fill;
dest += fill;
this->recv_read = 0;
this->recv_size = real_get_rdt_chunk (this->s, &this->recv);
source = this->recv;
fill = this->recv_size;
if (this->recv_size == 0) {
lprintf ("%d of %d bytes provided\n", len-to_copy, len);
return len-to_copy;
}
}
memcpy(dest, source, to_copy);
this->recv_read += to_copy;
lprintf ("%d bytes provided\n", len);
return len;
}
int rtsp_session_peek_header(rtsp_session_t *this, char *buf, int maxsize) {
int len;
len = (this->header_len < maxsize) ? this->header_len : maxsize;
memcpy(buf, this->header, len);
return len;
}
void rtsp_session_end(rtsp_session_t *session) {
rtsp_close(session->s);
xine_buffer_free(session->recv);
free(session);
}