diff options
| -rw-r--r-- | AUTHORS | 3 | ||||
| -rw-r--r-- | ChangeLog | 1 | ||||
| -rw-r--r-- | Makefile.am | 22 | ||||
| -rw-r--r-- | Makefile.in | 174 | ||||
| -rw-r--r-- | autogen.sh | 55 | ||||
| -rw-r--r-- | classes/Makefile.in | 2 | ||||
| -rw-r--r-- | config.h.in | 3 | ||||
| -rwxr-xr-x | configure | 623 | ||||
| -rw-r--r-- | configure.ac | 37 | ||||
| -rw-r--r-- | contrib/Makefile.in | 3 | ||||
| -rw-r--r-- | examples/Makefile.in | 3 | ||||
| -rw-r--r-- | libvncclient/Makefile.in | 3 | ||||
| -rw-r--r-- | rfb/rfb.h | 8 | ||||
| -rw-r--r-- | rfb/rfbproto.h | 2 | ||||
| -rw-r--r-- | rfbserver.c | 8 | ||||
| -rw-r--r-- | test/Makefile.in | 3 | ||||
| -rw-r--r-- | vncterm/Makefile.in | 11 | ||||
| -rw-r--r-- | zrle.c | 183 | ||||
| -rw-r--r-- | zrleencodetemplate.c | 272 | ||||
| -rw-r--r-- | zrleoutstream.c | 276 | ||||
| -rw-r--r-- | zrleoutstream.h | 62 | ||||
| -rw-r--r-- | zrlepalettehelper.c | 62 | ||||
| -rw-r--r-- | zrlepalettehelper.h | 46 | ||||
| -rw-r--r-- | zrletypes.h | 30 |
24 files changed, 1114 insertions, 778 deletions
@@ -22,7 +22,8 @@ Occasional important patches were sent by (in order I found the names in my archives and please don't beat me, if I forgot you, but just send me an email!): Akira Hatakeyama, Karl J. Runge, Justin "Zippy" Dearing, Oliver Mihatsch, Greg Sternberg, Werner Hofer, Giampiero Giancipoli, -Glenn Mabutt, Paul Kreiner, Erik Kunze, Mike Frysinger. +Glenn Mabutt, Paul Kreiner, Erik Kunze, Mike Frysinger, Martin Waitz, +Mark McLoughlin. Probably I forgot quite a few people sending a patch here and there, which really made a difference. Without those, some obscure bugs still would @@ -1,3 +1,4 @@ + Mark sent me patches to no longer need C++ for ZRLE encoding! added --disable-cxx Option for configure x11vnc changes from Karl Runge: - Changed all those whimpy printf(...)'s into manly fprintf(stdxxx,...)'s. diff --git a/Makefile.am b/Makefile.am index 48f738d..dda93ca 100644 --- a/Makefile.am +++ b/Makefile.am @@ -1,4 +1,4 @@ -CFLAGS=-g +CFLAGS=-g -Wall SUBDIRS=. examples contrib vncterm classes libvncclient test DIST_SUBDIRS=examples contrib vncterm classes libvncclient test @@ -11,28 +11,20 @@ includedir=$(prefix)/include/rfb include_HEADERS=rfb/rfb.h rfb/rfbconfig.h rfb/rfbint.h rfb/rfbproto.h \ rfb/keysym.h rfb/rfbregion.h rfb/rfbclient.h -noinst_HEADERS=d3des.h zrleDecode.h zrleEncode.h rfb/default8x16.h \ - rdr/Exception.h rdr/FdInStream.h rdr/FdOutStream.h \ - rdr/FixedMemOutStream.h rdr/InStream.h rdr/MemInStream.h \ - rdr/MemOutStream.h rdr/NullOutStream.h rdr/OutStream.h \ - rdr/ZlibInStream.h rdr/ZlibOutStream.h rdr/types.h - -ZRLE_SRCS=zrle.cxx rdr/FdInStream.cxx rdr/FdOutStream.cxx rdr/InStream.cxx \ - rdr/NullOutStream.cxx rdr/ZlibInStream.cxx rdr/ZlibOutStream.cxx +noinst_HEADERS=d3des.h rfb/default8x16.h zrleoutstream.h \ + zrlepalettehelper.h zrletypes.h EXTRA_DIST=tableinit24.c tableinittctemplate.c tabletranstemplate.c \ - tableinitcmtemplate.c tabletrans24template.c $(ZRLE_SRCS) + tableinitcmtemplate.c tabletrans24template.c \ + zrleencodetemplate.c LIB_SRCS = main.c rfbserver.c rfbregion.c auth.c sockets.c \ stats.c corre.c hextile.c rre.c translate.c cutpaste.c \ zlib.c tight.c httpd.c cursor.c font.c \ - draw.c selbox.c d3des.c vncauth.c cargs.c + draw.c selbox.c d3des.c vncauth.c cargs.c \ + zrle.c zrleoutstream.c zrlepalettehelper.c -if HAVE_CXX -libvncserver_a_SOURCES=$(LIB_SRCS) $(ZRLE_SRCS) -else libvncserver_a_SOURCES=$(LIB_SRCS) -endif lib_LIBRARIES=libvncserver.a diff --git a/Makefile.in b/Makefile.in index 71acbae..a23f92a 100644 --- a/Makefile.in +++ b/Makefile.in @@ -66,8 +66,6 @@ includedir = $(prefix)/include/rfb AMTAR = @AMTAR@ AWK = @AWK@ CC = @CC@ -CCLD = @CCLD@ -CXX = @CXX@ DEPDIR = @DEPDIR@ INSTALL_STRIP_PROGRAM = @INSTALL_STRIP_PROGRAM@ PACKAGE = @PACKAGE@ @@ -82,7 +80,7 @@ X_PRE_LIBS = @X_PRE_LIBS@ am__include = @am__include@ am__quote = @am__quote@ install_sh = @install_sh@ -CFLAGS = -g +CFLAGS = -g -Wall SUBDIRS = . examples contrib vncterm classes libvncclient test DIST_SUBDIRS = examples contrib vncterm classes libvncclient test @@ -94,29 +92,23 @@ include_HEADERS = rfb/rfb.h rfb/rfbconfig.h rfb/rfbint.h rfb/rfbproto.h \ rfb/keysym.h rfb/rfbregion.h rfb/rfbclient.h -noinst_HEADERS = d3des.h zrleDecode.h zrleEncode.h rfb/default8x16.h \ - rdr/Exception.h rdr/FdInStream.h rdr/FdOutStream.h \ - rdr/FixedMemOutStream.h rdr/InStream.h rdr/MemInStream.h \ - rdr/MemOutStream.h rdr/NullOutStream.h rdr/OutStream.h \ - rdr/ZlibInStream.h rdr/ZlibOutStream.h rdr/types.h - - -ZRLE_SRCS = zrle.cxx rdr/FdInStream.cxx rdr/FdOutStream.cxx rdr/InStream.cxx \ - rdr/NullOutStream.cxx rdr/ZlibInStream.cxx rdr/ZlibOutStream.cxx +noinst_HEADERS = d3des.h rfb/default8x16.h zrleoutstream.h \ + zrlepalettehelper.h zrletypes.h EXTRA_DIST = tableinit24.c tableinittctemplate.c tabletranstemplate.c \ - tableinitcmtemplate.c tabletrans24template.c $(ZRLE_SRCS) + tableinitcmtemplate.c tabletrans24template.c \ + zrleencodetemplate.c LIB_SRCS = main.c rfbserver.c rfbregion.c auth.c sockets.c \ stats.c corre.c hextile.c rre.c translate.c cutpaste.c \ zlib.c tight.c httpd.c cursor.c font.c \ - draw.c selbox.c d3des.c vncauth.c cargs.c + draw.c selbox.c d3des.c vncauth.c cargs.c \ + zrle.c zrleoutstream.c zrlepalettehelper.c -@HAVE_CXX_TRUE@libvncserver_a_SOURCES = $(LIB_SRCS) $(ZRLE_SRCS) -@HAVE_CXX_FALSE@libvncserver_a_SOURCES = $(LIB_SRCS) +libvncserver_a_SOURCES = $(LIB_SRCS) lib_LIBRARIES = libvncserver.a subdir = . @@ -134,14 +126,9 @@ am__objects_1 = main.$(OBJEXT) rfbserver.$(OBJEXT) rfbregion.$(OBJEXT) \ translate.$(OBJEXT) cutpaste.$(OBJEXT) zlib.$(OBJEXT) \ tight.$(OBJEXT) httpd.$(OBJEXT) cursor.$(OBJEXT) font.$(OBJEXT) \ draw.$(OBJEXT) selbox.$(OBJEXT) d3des.$(OBJEXT) \ - vncauth.$(OBJEXT) cargs.$(OBJEXT) -am__objects_2 = zrle.$(OBJEXT) FdInStream.$(OBJEXT) \ - FdOutStream.$(OBJEXT) InStream.$(OBJEXT) \ - NullOutStream.$(OBJEXT) ZlibInStream.$(OBJEXT) \ - ZlibOutStream.$(OBJEXT) -@HAVE_CXX_TRUE@am_libvncserver_a_OBJECTS = $(am__objects_1) \ -@HAVE_CXX_TRUE@ $(am__objects_2) -@HAVE_CXX_FALSE@am_libvncserver_a_OBJECTS = $(am__objects_1) + vncauth.$(OBJEXT) cargs.$(OBJEXT) zrle.$(OBJEXT) \ + zrleoutstream.$(OBJEXT) zrlepalettehelper.$(OBJEXT) +am_libvncserver_a_OBJECTS = $(am__objects_1) libvncserver_a_OBJECTS = $(am_libvncserver_a_OBJECTS) SCRIPTS = $(bin_SCRIPTS) @@ -153,31 +140,23 @@ LDFLAGS = @LDFLAGS@ LIBS = @LIBS@ depcomp = $(SHELL) $(top_srcdir)/depcomp am__depfiles_maybe = depfiles -@AMDEP_TRUE@DEP_FILES = ./$(DEPDIR)/FdInStream.Po \ -@AMDEP_TRUE@ ./$(DEPDIR)/FdOutStream.Po ./$(DEPDIR)/InStream.Po \ -@AMDEP_TRUE@ ./$(DEPDIR)/NullOutStream.Po \ -@AMDEP_TRUE@ ./$(DEPDIR)/ZlibInStream.Po \ -@AMDEP_TRUE@ ./$(DEPDIR)/ZlibOutStream.Po ./$(DEPDIR)/auth.Po \ -@AMDEP_TRUE@ ./$(DEPDIR)/cargs.Po ./$(DEPDIR)/corre.Po \ -@AMDEP_TRUE@ ./$(DEPDIR)/cursor.Po ./$(DEPDIR)/cutpaste.Po \ -@AMDEP_TRUE@ ./$(DEPDIR)/d3des.Po ./$(DEPDIR)/draw.Po \ -@AMDEP_TRUE@ ./$(DEPDIR)/font.Po ./$(DEPDIR)/hextile.Po \ -@AMDEP_TRUE@ ./$(DEPDIR)/httpd.Po ./$(DEPDIR)/main.Po \ -@AMDEP_TRUE@ ./$(DEPDIR)/rfbregion.Po ./$(DEPDIR)/rfbserver.Po \ -@AMDEP_TRUE@ ./$(DEPDIR)/rre.Po ./$(DEPDIR)/selbox.Po \ -@AMDEP_TRUE@ ./$(DEPDIR)/sockets.Po ./$(DEPDIR)/stats.Po \ -@AMDEP_TRUE@ ./$(DEPDIR)/tight.Po ./$(DEPDIR)/translate.Po \ -@AMDEP_TRUE@ ./$(DEPDIR)/vncauth.Po ./$(DEPDIR)/zlib.Po \ -@AMDEP_TRUE@ ./$(DEPDIR)/zrle.Po +@AMDEP_TRUE@DEP_FILES = ./$(DEPDIR)/auth.Po ./$(DEPDIR)/cargs.Po \ +@AMDEP_TRUE@ ./$(DEPDIR)/corre.Po ./$(DEPDIR)/cursor.Po \ +@AMDEP_TRUE@ ./$(DEPDIR)/cutpaste.Po ./$(DEPDIR)/d3des.Po \ +@AMDEP_TRUE@ ./$(DEPDIR)/draw.Po ./$(DEPDIR)/font.Po \ +@AMDEP_TRUE@ ./$(DEPDIR)/hextile.Po ./$(DEPDIR)/httpd.Po \ +@AMDEP_TRUE@ ./$(DEPDIR)/main.Po ./$(DEPDIR)/rfbregion.Po \ +@AMDEP_TRUE@ ./$(DEPDIR)/rfbserver.Po ./$(DEPDIR)/rre.Po \ +@AMDEP_TRUE@ ./$(DEPDIR)/selbox.Po ./$(DEPDIR)/sockets.Po \ +@AMDEP_TRUE@ ./$(DEPDIR)/stats.Po ./$(DEPDIR)/tight.Po \ +@AMDEP_TRUE@ ./$(DEPDIR)/translate.Po ./$(DEPDIR)/vncauth.Po \ +@AMDEP_TRUE@ ./$(DEPDIR)/zlib.Po ./$(DEPDIR)/zrle.Po \ +@AMDEP_TRUE@ ./$(DEPDIR)/zrleoutstream.Po \ +@AMDEP_TRUE@ ./$(DEPDIR)/zrlepalettehelper.Po COMPILE = $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) \ $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) +CCLD = $(CC) LINK = $(CCLD) $(AM_CFLAGS) $(CFLAGS) $(AM_LDFLAGS) $(LDFLAGS) -o $@ -CXXCOMPILE = $(CXX) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) \ - $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CXXFLAGS) $(CXXFLAGS) -CXXLD = $(CXX) -CXXLINK = $(CXXLD) $(AM_CXXFLAGS) $(CXXFLAGS) $(AM_LDFLAGS) $(LDFLAGS) \ - -o $@ -CXXFLAGS = @CXXFLAGS@ DIST_SOURCES = $(libvncserver_a_SOURCES) HEADERS = $(include_HEADERS) $(noinst_HEADERS) @@ -197,7 +176,7 @@ all: config.h $(MAKE) $(AM_MAKEFLAGS) all-recursive .SUFFIXES: -.SUFFIXES: .c .cxx .o .obj +.SUFFIXES: .c .o .obj $(srcdir)/Makefile.in: Makefile.am $(top_srcdir)/configure.ac $(ACLOCAL_M4) cd $(top_srcdir) && \ $(AUTOMAKE) --gnu Makefile @@ -264,12 +243,6 @@ uninstall-libLIBRARIES: clean-libLIBRARIES: -test -z "$(lib_LIBRARIES)" || rm -f $(lib_LIBRARIES) -FdInStream.$(OBJEXT): rdr/FdInStream.cxx -FdOutStream.$(OBJEXT): rdr/FdOutStream.cxx -InStream.$(OBJEXT): rdr/InStream.cxx -NullOutStream.$(OBJEXT): rdr/NullOutStream.cxx -ZlibInStream.$(OBJEXT): rdr/ZlibInStream.cxx -ZlibOutStream.$(OBJEXT): rdr/ZlibOutStream.cxx libvncserver.a: $(libvncserver_a_OBJECTS) $(libvncserver_a_DEPENDENCIES) -rm -f libvncserver.a $(libvncserver_a_AR) libvncserver.a $(libvncserver_a_OBJECTS) $(libvncserver_a_LIBADD) @@ -302,12 +275,6 @@ mostlyclean-compile: distclean-compile: -rm -f *.tab.c -@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/FdInStream.Po@am__quote@ -@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/FdOutStream.Po@am__quote@ -@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/InStream.Po@am__quote@ -@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/NullOutStream.Po@am__quote@ -@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/ZlibInStream.Po@am__quote@ -@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/ZlibOutStream.Po@am__quote@ @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/auth.Po@am__quote@ @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/cargs.Po@am__quote@ @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/corre.Po@am__quote@ @@ -330,6 +297,8 @@ distclean-compile: @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/vncauth.Po@am__quote@ @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/zlib.Po@am__quote@ @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/zrle.Po@am__quote@ +@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/zrleoutstream.Po@am__quote@ +@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/zrlepalettehelper.Po@am__quote@ distclean-depend: -rm -rf ./$(DEPDIR) @@ -346,91 +315,6 @@ distclean-depend: @AMDEP_TRUE@ $(CCDEPMODE) $(depcomp) @AMDEPBACKSLASH@ $(COMPILE) -c `cygpath -w $<` CCDEPMODE = @CCDEPMODE@ - -.cxx.o: -@AMDEP_TRUE@ source='$<' object='$@' libtool=no @AMDEPBACKSLASH@ -@AMDEP_TRUE@ depfile='$(DEPDIR)/$*.Po' tmpdepfile='$(DEPDIR)/$*.TPo' @AMDEPBACKSLASH@ -@AMDEP_TRUE@ $(CXXDEPMODE) $(depcomp) @AMDEPBACKSLASH@ - $(CXXCOMPILE) -c -o $@ `test -f $< || echo '$(srcdir)/'`$< - -.cxx.obj: -@AMDEP_TRUE@ source='$<' object='$@' libtool=no @AMDEPBACKSLASH@ -@AMDEP_TRUE@ depfile='$(DEPDIR)/$*.Po' tmpdepfile='$(DEPDIR)/$*.TPo' @AMDEPBACKSLASH@ -@AMDEP_TRUE@ $(CXXDEPMODE) $(depcomp) @AMDEPBACKSLASH@ - $(CXXCOMPILE) -c -o $@ `cygpath -w $<` - -FdInStream.o: rdr/FdInStream.cxx -@AMDEP_TRUE@ source='rdr/FdInStream.cxx' object='FdInStream.o' libtool=no @AMDEPBACKSLASH@ -@AMDEP_TRUE@ depfile='$(DEPDIR)/FdInStream.Po' tmpdepfile='$(DEPDIR)/FdInStream.TPo' @AMDEPBACKSLASH@ -@AMDEP_TRUE@ $(CXXDEPMODE) $(depcomp) @AMDEPBACKSLASH@ - $(CXX) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CXXFLAGS) $(CXXFLAGS) -c -o FdInStream.o `test -f rdr/FdInStream.cxx || echo '$(srcdir)/'`rdr/FdInStream.cxx - -FdInStream.obj: rdr/FdInStream.cxx -@AMDEP_TRUE@ source='rdr/FdInStream.cxx' object='FdInStream.obj' libtool=no @AMDEPBACKSLASH@ -@AMDEP_TRUE@ depfile='$(DEPDIR)/FdInStream.Po' tmpdepfile='$(DEPDIR)/FdInStream.TPo' @AMDEPBACKSLASH@ -@AMDEP_TRUE@ $(CXXDEPMODE) $(depcomp) @AMDEPBACKSLASH@ - $(CXX) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CXXFLAGS) $(CXXFLAGS) -c -o FdInStream.obj `cygpath -w rdr/FdInStream.cxx` - -FdOutStream.o: rdr/FdOutStream.cxx -@AMDEP_TRUE@ source='rdr/FdOutStream.cxx' object='FdOutStream.o' libtool=no @AMDEPBACKSLASH@ -@AMDEP_TRUE@ depfile='$(DEPDIR)/FdOutStream.Po' tmpdepfile='$(DEPDIR)/FdOutStream.TPo' @AMDEPBACKSLASH@ -@AMDEP_TRUE@ $(CXXDEPMODE) $(depcomp) @AMDEPBACKSLASH@ - $(CXX) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CXXFLAGS) $(CXXFLAGS) -c -o FdOutStream.o `test -f rdr/FdOutStream.cxx || echo '$(srcdir)/'`rdr/FdOutStream.cxx - -FdOutStream.obj: rdr/FdOutStream.cxx -@AMDEP_TRUE@ source='rdr/FdOutStream.cxx' object='FdOutStream.obj' libtool=no @AMDEPBACKSLASH@ -@AMDEP_TRUE@ depfile='$(DEPDIR)/FdOutStream.Po' tmpdepfile='$(DEPDIR)/FdOutStream.TPo' @AMDEPBACKSLASH@ -@AMDEP_TRUE@ $(CXXDEPMODE) $(depcomp) @AMDEPBACKSLASH@ - $(CXX) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CXXFLAGS) $(CXXFLAGS) -c -o FdOutStream.obj `cygpath -w rdr/FdOutStream.cxx` - -InStream.o: rdr/InStream.cxx -@AMDEP_TRUE@ source='rdr/InStream.cxx' object='InStream.o' libtool=no @AMDEPBACKSLASH@ -@AMDEP_TRUE@ depfile='$(DEPDIR)/InStream.Po' tmpdepfile='$(DEPDIR)/InStream.TPo' @AMDEPBACKSLASH@ -@AMDEP_TRUE@ $(CXXDEPMODE) $(depcomp) @AMDEPBACKSLASH@ - $(CXX) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CXXFLAGS) $(CXXFLAGS) -c -o InStream.o `test -f rdr/InStream.cxx || echo '$(srcdir)/'`rdr/InStream.cxx - -InStream.obj: rdr/InStream.cxx -@AMDEP_TRUE@ source='rdr/InStream.cxx' object='InStream.obj' libtool=no @AMDEPBACKSLASH@ -@AMDEP_TRUE@ depfile='$(DEPDIR)/InStream.Po' tmpdepfile='$(DEPDIR)/InStream.TPo' @AMDEPBACKSLASH@ -@AMDEP_TRUE@ $(CXXDEPMODE) $(depcomp) @AMDEPBACKSLASH@ - $(CXX) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CXXFLAGS) $(CXXFLAGS) -c -o InStream.obj `cygpath -w rdr/InStream.cxx` - -NullOutStream.o: rdr/NullOutStream.cxx -@AMDEP_TRUE@ source='rdr/NullOutStream.cxx' object='NullOutStream.o' libtool=no @AMDEPBACKSLASH@ -@AMDEP_TRUE@ depfile='$(DEPDIR)/NullOutStream.Po' tmpdepfile='$(DEPDIR)/NullOutStream.TPo' @AMDEPBACKSLASH@ -@AMDEP_TRUE@ $(CXXDEPMODE) $(depcomp) @AMDEPBACKSLASH@ - $(CXX) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CXXFLAGS) $(CXXFLAGS) -c -o NullOutStream.o `test -f rdr/NullOutStream.cxx || echo '$(srcdir)/'`rdr/NullOutStream.cxx - -NullOutStream.obj: rdr/NullOutStream.cxx -@AMDEP_TRUE@ source='rdr/NullOutStream.cxx' object='NullOutStream.obj' libtool=no @AMDEPBACKSLASH@ -@AMDEP_TRUE@ depfile='$(DEPDIR)/NullOutStream.Po' tmpdepfile='$(DEPDIR)/NullOutStream.TPo' @AMDEPBACKSLASH@ -@AMDEP_TRUE@ $(CXXDEPMODE) $(depcomp) @AMDEPBACKSLASH@ - $(CXX) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CXXFLAGS) $(CXXFLAGS) -c -o NullOutStream.obj `cygpath -w rdr/NullOutStream.cxx` - -ZlibInStream.o: rdr/ZlibInStream.cxx -@AMDEP_TRUE@ source='rdr/ZlibInStream.cxx' object='ZlibInStream.o' libtool=no @AMDEPBACKSLASH@ -@AMDEP_TRUE@ depfile='$(DEPDIR)/ZlibInStream.Po' tmpdepfile='$(DEPDIR)/ZlibInStream.TPo' @AMDEPBACKSLASH@ -@AMDEP_TRUE@ $(CXXDEPMODE) $(depcomp) @AMDEPBACKSLASH@ - $(CXX) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CXXFLAGS) $(CXXFLAGS) -c -o ZlibInStream.o `test -f rdr/ZlibInStream.cxx || echo '$(srcdir)/'`rdr/ZlibInStream.cxx - -ZlibInStream.obj: rdr/ZlibInStream.cxx -@AMDEP_TRUE@ source='rdr/ZlibInStream.cxx' object='ZlibInStream.obj' libtool=no @AMDEPBACKSLASH@ -@AMDEP_TRUE@ depfile='$(DEPDIR)/ZlibInStream.Po' tmpdepfile='$(DEPDIR)/ZlibInStream.TPo' @AMDEPBACKSLASH@ -@AMDEP_TRUE@ $(CXXDEPMODE) $(depcomp) @AMDEPBACKSLASH@ - $(CXX) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CXXFLAGS) $(CXXFLAGS) -c -o ZlibInStream.obj `cygpath -w rdr/ZlibInStream.cxx` - -ZlibOutStream.o: rdr/ZlibOutStream.cxx -@AMDEP_TRUE@ source='rdr/ZlibOutStream.cxx' object='ZlibOutStream.o' libtool=no @AMDEPBACKSLASH@ -@AMDEP_TRUE@ depfile='$(DEPDIR)/ZlibOutStream.Po' tmpdepfile='$(DEPDIR)/ZlibOutStream.TPo' @AMDEPBACKSLASH@ -@AMDEP_TRUE@ $(CXXDEPMODE) $(depcomp) @AMDEPBACKSLASH@ - $(CXX) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CXXFLAGS) $(CXXFLAGS) -c -o ZlibOutStream.o `test -f rdr/ZlibOutStream.cxx || echo '$(srcdir)/'`rdr/ZlibOutStream.cxx - -ZlibOutStream.obj: rdr/ZlibOutStream.cxx -@AMDEP_TRUE@ source='rdr/ZlibOutStream.cxx' object='ZlibOutStream.obj' libtool=no @AMDEPBACKSLASH@ -@AMDEP_TRUE@ depfile='$(DEPDIR)/ZlibOutStream.Po' tmpdepfile='$(DEPDIR)/ZlibOutStream.TPo' @AMDEPBACKSLASH@ -@AMDEP_TRUE@ $(CXXDEPMODE) $(depcomp) @AMDEPBACKSLASH@ - $(CXX) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CXXFLAGS) $(CXXFLAGS) -c -o ZlibOutStream.obj `cygpath -w rdr/ZlibOutStream.cxx` -CXXDEPMODE = @CXXDEPMODE@ uninstall-info-am: includeHEADERS_INSTALL = $(INSTALL_HEADER) install-includeHEADERS: $(include_HEADERS) @@ -562,7 +446,7 @@ distcleancheck_listfiles = find . -type f -print distdir: $(DISTFILES) $(am__remove_distdir) mkdir $(distdir) - $(mkinstalldirs) $(distdir)/. $(distdir)/rdr $(distdir)/rfb + $(mkinstalldirs) $(distdir)/. $(distdir)/rfb @for file in $(DISTFILES); do \ if test -f $$file || test -d $$file; then d=.; else d=$(srcdir); fi; \ dir=`echo "$$file" | sed -e 's,/[^/]*$$,,'`; \ diff --git a/autogen.sh b/autogen.sh new file mode 100644 index 0000000..fff8323 --- /dev/null +++ b/autogen.sh @@ -0,0 +1,55 @@ +#! /bin/sh +# Run this to generate all the initial makefiles, etc. + +srcdir=`dirname $0` +test -z "$srcdir" && srcdir=. + +DIE=0 + +AUTOMAKE=automake-1.4 +ACLOCAL=aclocal-1.4 + +($AUTOMAKE --version) < /dev/null > /dev/null 2>&1 || { + AUTOMAKE=automake + ACLOCAL=aclocal +} + +(autoconf --version) < /dev/null > /dev/null 2>&1 || { + echo + echo "You must have autoconf installed to compile libvncserver." + echo "Download the appropriate package for your distribution," + echo "or get the source tarball at ftp://ftp.gnu.org/pub/gnu/" + DIE=1 +} + +($AUTOMAKE --version) < /dev/null > /dev/null 2>&1 || { + echo + echo "You must have automake installed to compile libvncserver." + echo "Get ftp://sourceware.cygnus.com/pub/automake/automake-1.4.tar.gz" + echo "(or a newer version if it is available)" + DIE=1 +} + +if test "$DIE" -eq 1; then + exit 1 +fi + +(test -f $srcdir/rfb/rfb.h) || { + echo "You must run this script in the top-level libvncserver directory" + exit 1 +} + +if test -z "$*"; then + echo "I am going to run ./configure with no arguments - if you wish " + echo "to pass any to it, please specify them on the $0 command line." +fi + +$ACLOCAL $ACLOCAL_FLAGS +autoheader +$AUTOMAKE --add-missing --copy +autoconf + +echo "Running ./configure --enable-maintainer-mode" "$@" +$srcdir/configure --enable-maintainer-mode "$@" + +echo "Now type 'make' to compile libvncserver." diff --git a/classes/Makefile.in b/classes/Makefile.in index 7a71e9f..94cfedf 100644 --- a/classes/Makefile.in +++ b/classes/Makefile.in @@ -65,8 +65,6 @@ PATH_SEPARATOR = @PATH_SEPARATOR@ AMTAR = @AMTAR@ AWK = @AWK@ CC = @CC@ -CCLD = @CCLD@ -CXX = @CXX@ DEPDIR = @DEPDIR@ INSTALL_STRIP_PROGRAM = @INSTALL_STRIP_PROGRAM@ PACKAGE = @PACKAGE@ diff --git a/config.h.in b/config.h.in index e846eb7..0d02167 100644 --- a/config.h.in +++ b/config.h.in @@ -155,9 +155,6 @@ /* Define to 1 if `vfork' works. */ #undef HAVE_WORKING_VFORK -/* Use zrle compression; needs a c++ compiler */ -#undef HAVE_ZRLE - /* Define to 1 if `lstat' dereferences a symlink specified with a trailing slash. */ #undef LSTAT_FOLLOWS_SLASHED_SYMLINK @@ -309,7 +309,7 @@ ac_includes_default="\ # include <unistd.h> #endif" -ac_subst_vars='SHELL PATH_SEPARATOR PACKAGE_NAME PACKAGE_TARNAME PACKAGE_VERSION PACKAGE_STRING PACKAGE_BUGREPORT exec_prefix prefix program_transform_name bindir sbindir libexecdir datadir sysconfdir sharedstatedir localstatedir libdir includedir oldincludedir infodir mandir build_alias host_alias target_alias DEFS ECHO_C ECHO_N ECHO_T LIBS INSTALL_PROGRAM INSTALL_SCRIPT INSTALL_DATA PACKAGE VERSION ACLOCAL AUTOCONF AUTOMAKE AUTOHEADER MAKEINFO AMTAR install_sh STRIP ac_ct_STRIP INSTALL_STRIP_PROGRAM AWK SET_MAKE CC CFLAGS LDFLAGS CPPFLAGS ac_ct_CC EXEEXT OBJEXT DEPDIR am__include am__quote AMDEP_TRUE AMDEP_FALSE AMDEPBACKSLASH CCDEPMODE RANLIB ac_ct_RANLIB CPP X_CFLAGS X_PRE_LIBS X_LIBS X_EXTRA_LIBS HAVE_X_TRUE HAVE_X_FALSE EGREP HAVE_LIBPTHREAD_TRUE HAVE_LIBPTHREAD_FALSE CXX CXXFLAGS ac_ct_CXX CXXDEPMODE HAVE_CXX_TRUE HAVE_CXX_FALSE CCLD LIBOBJS LINUX_TRUE LINUX_FALSE OSX_TRUE OSX_FALSE HAVE_RPM_TRUE HAVE_RPM_FALSE RPMSOURCEDIR LTLIBOBJS' +ac_subst_vars='SHELL PATH_SEPARATOR PACKAGE_NAME PACKAGE_TARNAME PACKAGE_VERSION PACKAGE_STRING PACKAGE_BUGREPORT exec_prefix prefix program_transform_name bindir sbindir libexecdir datadir sysconfdir sharedstatedir localstatedir libdir includedir oldincludedir infodir mandir build_alias host_alias target_alias DEFS ECHO_C ECHO_N ECHO_T LIBS INSTALL_PROGRAM INSTALL_SCRIPT INSTALL_DATA PACKAGE VERSION ACLOCAL AUTOCONF AUTOMAKE AUTOHEADER MAKEINFO AMTAR install_sh STRIP ac_ct_STRIP INSTALL_STRIP_PROGRAM AWK SET_MAKE CC CFLAGS LDFLAGS CPPFLAGS ac_ct_CC EXEEXT OBJEXT DEPDIR am__include am__quote AMDEP_TRUE AMDEP_FALSE AMDEPBACKSLASH CCDEPMODE RANLIB ac_ct_RANLIB CPP X_CFLAGS X_PRE_LIBS X_LIBS X_EXTRA_LIBS HAVE_X_TRUE HAVE_X_FALSE EGREP HAVE_LIBPTHREAD_TRUE HAVE_LIBPTHREAD_FALSE LIBOBJS LINUX_TRUE LINUX_FALSE OSX_TRUE OSX_FALSE HAVE_RPM_TRUE HAVE_RPM_FALSE RPMSOURCEDIR LTLIBOBJS' ac_subst_files='' # Initialize some variables set by options. @@ -770,14 +770,6 @@ ac_env_CPP_set=${CPP+set} ac_env_CPP_value=$CPP ac_cv_env_CPP_set=${CPP+set} ac_cv_env_CPP_value=$CPP -ac_env_CXX_set=${CXX+set} -ac_env_CXX_value=$CXX -ac_cv_env_CXX_set=${CXX+set} -ac_cv_env_CXX_value=$CXX -ac_env_CXXFLAGS_set=${CXXFLAGS+set} -ac_env_CXXFLAGS_value=$CXXFLAGS -ac_cv_env_CXXFLAGS_set=${CXXFLAGS+set} -ac_cv_env_CXXFLAGS_value=$CXXFLAGS # # Report the --help message. @@ -861,7 +853,6 @@ Optional Features: --enable-FEATURE[=ARG] include FEATURE [ARG=yes] --disable-dependency-tracking Speeds up one-time builds --enable-dependency-tracking Do not reject slow dependency extractors - --disable-cxx disable use of c++ Optional Packages: --with-PACKAGE[=ARG] use PACKAGE [ARG=yes] @@ -881,8 +872,6 @@ Some influential environment variables: CPPFLAGS C/C++ preprocessor flags, e.g. -I<include dir> if you have headers in a nonstandard directory <include dir> CPP C preprocessor - CXX C++ compiler command - CXXFLAGS C++ compiler flags Use these variables to override the choices made by `configure' or to help it to find libraries and programs with nonstandard names/locations. @@ -4998,15 +4987,15 @@ fi fi -if test ! -z "$HAVE_PTHREAD_H"; then +if test ! -z "$HAVE_ZLIB_H"; then -echo "$as_me:$LINENO: checking for pthread_mutex_lock in -lpthread" >&5 -echo $ECHO_N "checking for pthread_mutex_lock in -lpthread... $ECHO_C" >&6 -if test "${ac_cv_lib_pthread_pthread_mutex_lock+set}" = set; then +echo "$as_me:$LINENO: checking for deflate in -lz" >&5 +echo $ECHO_N "checking for deflate in -lz... $ECHO_C" >&6 +if test "${ac_cv_lib_z_deflate+set}" = set; then echo $ECHO_N "(cached) $ECHO_C" >&6 else ac_check_lib_save_LIBS=$LIBS -LIBS="-lpthread $LIBS" +LIBS="-lz $LIBS" cat >conftest.$ac_ext <<_ACEOF #line $LINENO "configure" /* confdefs.h. */ @@ -5021,11 +5010,11 @@ extern "C" #endif /* We use char because int might match the return type of a gcc2 builtin and then its argument prototype would still apply. */ -char pthread_mutex_lock (); +char deflate (); int main () { -pthread_mutex_lock (); +deflate (); ; return 0; } @@ -5042,34 +5031,38 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5 ac_status=$? echo "$as_me:$LINENO: \$? = $ac_status" >&5 (exit $ac_status); }; }; then - ac_cv_lib_pthread_pthread_mutex_lock=yes + ac_cv_lib_z_deflate=yes else echo "$as_me: failed program was:" >&5 sed 's/^/| /' conftest.$ac_ext >&5 -ac_cv_lib_pthread_pthread_mutex_lock=no +ac_cv_lib_z_deflate=no fi rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext LIBS=$ac_check_lib_save_LIBS fi -echo "$as_me:$LINENO: result: $ac_cv_lib_pthread_pthread_mutex_lock" >&5 -echo "${ECHO_T}$ac_cv_lib_pthread_pthread_mutex_lock" >&6 -if test $ac_cv_lib_pthread_pthread_mutex_lock = yes; then +echo "$as_me:$LINENO: result: $ac_cv_lib_z_deflate" >&5 +echo "${ECHO_T}$ac_cv_lib_z_deflate" >&6 +if test $ac_cv_lib_z_deflate = yes; then cat >>confdefs.h <<_ACEOF -#define HAVE_LIBPTHREAD 1 +#define HAVE_LIBZ 1 _ACEOF - LIBS="-lpthread $LIBS" + LIBS="-lz $LIBS" +else + HAVE_ZLIB_H="" fi - echo "$as_me:$LINENO: checking for pthread_mutex_lock in -lpthread" >&5 -echo $ECHO_N "checking for pthread_mutex_lock in -lpthread... $ECHO_C" >&6 -if test "${ac_cv_lib_pthread_pthread_mutex_lock+set}" = set; then + if test ! -z "$HAVE_JPEGLIB_H" -a ! -z "$HAVE_ZLIB_H"; then + +echo "$as_me:$LINENO: checking for jpeg_CreateCompress in -ljpeg" >&5 +echo $ECHO_N "checking for jpeg_CreateCompress in -ljpeg... $ECHO_C" >&6 +if test "${ac_cv_lib_jpeg_jpeg_CreateCompress+set}" = set; then echo $ECHO_N "(cached) $ECHO_C" >&6 else ac_check_lib_save_LIBS=$LIBS -LIBS="-lpthread $LIBS" +LIBS="-ljpeg $LIBS" cat >conftest.$ac_ext <<_ACEOF #line $LINENO "configure" /* confdefs.h. */ @@ -5084,11 +5077,11 @@ extern "C" #endif /* We use char because int might match the return type of a gcc2 builtin and then its argument prototype would still apply. */ -char pthread_mutex_lock (); +char jpeg_CreateCompress (); int main () { -pthread_mutex_lock (); +jpeg_CreateCompress (); ; return 0; } @@ -5105,481 +5098,38 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5 ac_status=$? echo "$as_me:$LINENO: \$? = $ac_status" >&5 (exit $ac_status); }; }; then - 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(eval $ac_compile) 2>&5 - ac_status=$? - echo "$as_me:$LINENO: \$? = $ac_status" >&5 - (exit $ac_status); } && - { ac_try='test -s conftest.$ac_objext' - { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 - (eval $ac_try) 2>&5 - ac_status=$? - echo "$as_me:$LINENO: \$? = $ac_status" >&5 - (exit $ac_status); }; }; then - break -else - echo "$as_me: failed program was:" >&5 -sed 's/^/| /' conftest.$ac_ext >&5 -fi -rm -f conftest.$ac_objext conftest.$ac_ext -done -rm -f conftest* -if test -n "$ac_declaration"; then - echo '#ifdef __cplusplus' >>confdefs.h - echo $ac_declaration >>confdefs.h - echo '#endif' >>confdefs.h -fi - -ac_ext=c -ac_cpp='$CPP $CPPFLAGS' -ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5' -ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5' -ac_compiler_gnu=$ac_cv_c_compiler_gnu - -depcc="$CXX" am_compiler_list= - -echo "$as_me:$LINENO: checking dependency style of $depcc" >&5 -echo $ECHO_N "checking dependency style of $depcc... $ECHO_C" >&6 -if test "${am_cv_CXX_dependencies_compiler_type+set}" = set; then - 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echo "$as_me:$LINENO: \$? = $ac_status" >&5 (exit $ac_status); }; }; then - ac_cv_lib_z_deflate=yes + ac_cv_lib_pthread_pthread_mutex_lock=yes else echo "$as_me: failed program was:" >&5 sed 's/^/| /' conftest.$ac_ext >&5 -ac_cv_lib_z_deflate=no +ac_cv_lib_pthread_pthread_mutex_lock=no fi rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext LIBS=$ac_check_lib_save_LIBS fi -echo "$as_me:$LINENO: result: $ac_cv_lib_z_deflate" >&5 -echo "${ECHO_T}$ac_cv_lib_z_deflate" >&6 -if test $ac_cv_lib_z_deflate = yes; then +echo "$as_me:$LINENO: result: $ac_cv_lib_pthread_pthread_mutex_lock" >&5 +echo "${ECHO_T}$ac_cv_lib_pthread_pthread_mutex_lock" >&6 +if test $ac_cv_lib_pthread_pthread_mutex_lock = yes; then cat >>confdefs.h <<_ACEOF -#define HAVE_LIBZ 1 +#define HAVE_LIBPTHREAD 1 _ACEOF - LIBS="-lz $LIBS" + LIBS="-lpthread $LIBS" -else - HAVE_ZLIB_H="" fi - if test ! -z "$HAVE_JPEGLIB_H" -a ! -z "$HAVE_ZLIB_H"; then - -echo "$as_me:$LINENO: checking for jpeg_CreateCompress in -ljpeg" >&5 -echo $ECHO_N "checking for jpeg_CreateCompress in -ljpeg... $ECHO_C" >&6 -if test "${ac_cv_lib_jpeg_jpeg_CreateCompress+set}" = set; then + echo "$as_me:$LINENO: checking for pthread_mutex_lock in -lpthread" >&5 +echo $ECHO_N "checking for pthread_mutex_lock in -lpthread... $ECHO_C" >&6 +if test "${ac_cv_lib_pthread_pthread_mutex_lock+set}" = set; then echo $ECHO_N "(cached) $ECHO_C" >&6 else ac_check_lib_save_LIBS=$LIBS -LIBS="-ljpeg $LIBS" +LIBS="-lpthread $LIBS" cat >conftest.$ac_ext <<_ACEOF #line $LINENO "configure" /* confdefs.h. */ @@ -5661,11 +5207,11 @@ extern "C" #endif /* We use char because int might match the return type of a gcc2 builtin and then its argument prototype would still apply. */ -char jpeg_CreateCompress (); +char pthread_mutex_lock (); int main () { -jpeg_CreateCompress (); +pthread_mutex_lock (); ; return 0; } @@ -5682,59 +5228,34 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5 ac_status=$? echo "$as_me:$LINENO: \$? = $ac_status" >&5 (exit $ac_status); }; }; then - ac_cv_lib_jpeg_jpeg_CreateCompress=yes + ac_cv_lib_pthread_pthread_mutex_lock=yes else echo "$as_me: failed program was:" >&5 sed 's/^/| /' conftest.$ac_ext >&5 -ac_cv_lib_jpeg_jpeg_CreateCompress=no +ac_cv_lib_pthread_pthread_mutex_lock=no fi rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext LIBS=$ac_check_lib_save_LIBS fi -echo "$as_me:$LINENO: result: $ac_cv_lib_jpeg_jpeg_CreateCompress" >&5 -echo "${ECHO_T}$ac_cv_lib_jpeg_jpeg_CreateCompress" >&6 -if test $ac_cv_lib_jpeg_jpeg_CreateCompress = yes; then - cat >>confdefs.h <<_ACEOF -#define HAVE_LIBJPEG 1 -_ACEOF - - LIBS="-ljpeg $LIBS" - +echo "$as_me:$LINENO: result: $ac_cv_lib_pthread_pthread_mutex_lock" >&5 +echo "${ECHO_T}$ac_cv_lib_pthread_pthread_mutex_lock" >&6 +if test $ac_cv_lib_pthread_pthread_mutex_lock = yes; then + HAVE_LIBPTHREAD="true" fi - fi - if test ! -z "$HAVE_ZLIB_H"; then - # check for c++, but don't fail if not found - - - if test x$CXX != xnone; then - cat >>confdefs.h <<\_ACEOF -#define HAVE_ZRLE 1 -_ACEOF - - if test -z "$CXX"; then - CCLD="\$(CXX)" - else - CCLD="$CXX" - fi - fi - fi -else - CXX=none fi -if test x$CXX != xnone -a ! -z "$HAVE_ZLIB_H"; then - HAVE_CXX_TRUE= - HAVE_CXX_FALSE='#' +if test ! -z "$HAVE_LIBPTHREAD"; then + HAVE_LIBPTHREAD_TRUE= + HAVE_LIBPTHREAD_FALSE='#' else - HAVE_CXX_TRUE='#' - HAVE_CXX_FALSE= + HAVE_LIBPTHREAD_TRUE='#' + HAVE_LIBPTHREAD_FALSE= fi - # Checks for header files. echo "$as_me:$LINENO: checking for ANSI C header files" >&5 echo $ECHO_N "checking for ANSI C header files... $ECHO_C" >&6 @@ -9590,13 +9111,6 @@ echo "$as_me: error: conditional \"HAVE_LIBPTHREAD\" was never defined. Usually this means the macro was only invoked conditionally." >&2;} { (exit 1); exit 1; }; } fi -if test -z "${HAVE_CXX_TRUE}" && test -z "${HAVE_CXX_FALSE}"; then - { { echo "$as_me:$LINENO: error: conditional \"HAVE_CXX\" was never defined. -Usually this means the macro was only invoked conditionally." >&5 -echo "$as_me: error: conditional \"HAVE_CXX\" was never defined. -Usually this means the macro was only invoked conditionally." >&2;} - { (exit 1); exit 1; }; } -fi if test -z "${LINUX_TRUE}" && test -z "${LINUX_FALSE}"; then { { echo "$as_me:$LINENO: error: conditional \"LINUX\" was never defined. Usually this means the macro was only invoked conditionally." >&5 @@ -10202,13 +9716,6 @@ s,@HAVE_X_FALSE@,$HAVE_X_FALSE,;t t s,@EGREP@,$EGREP,;t t s,@HAVE_LIBPTHREAD_TRUE@,$HAVE_LIBPTHREAD_TRUE,;t t s,@HAVE_LIBPTHREAD_FALSE@,$HAVE_LIBPTHREAD_FALSE,;t t -s,@CXX@,$CXX,;t t -s,@CXXFLAGS@,$CXXFLAGS,;t t -s,@ac_ct_CXX@,$ac_ct_CXX,;t t -s,@CXXDEPMODE@,$CXXDEPMODE,;t t -s,@HAVE_CXX_TRUE@,$HAVE_CXX_TRUE,;t t -s,@HAVE_CXX_FALSE@,$HAVE_CXX_FALSE,;t t -s,@CCLD@,$CCLD,;t t s,@LIBOBJS@,$LIBOBJS,;t t s,@LINUX_TRUE@,$LINUX_TRUE,;t t s,@LINUX_FALSE@,$LINUX_FALSE,;t t diff --git a/configure.ac b/configure.ac index adbf2b3..1e9e5b4 100644 --- a/configure.ac +++ b/configure.ac @@ -1,7 +1,7 @@ # Process this file with autoconf to produce a configure script. AC_INIT(LibVNCServer, 0.6pre, http://sourceforge.net/projects/libvncserver) AM_INIT_AUTOMAKE(LibVNCServer, 0.6pre) -AM_CONFIG_HEADER([config.h]) +AM_CONFIG_HEADER(config.h) AX_PREFIX_CONFIG_H([rfb/rfbconfig.h]) # Checks for programs. @@ -62,42 +62,17 @@ AC_ARG_WITH(libz, if test "x$with_zlib" = "xyes" -a "x$with_libz" = "xyes"; then AC_CHECK_HEADER(zlib.h, HAVE_ZLIB_H="true") fi -if test ! -z "$HAVE_PTHREAD_H"; then - AC_CHECK_LIB(pthread, pthread_mutex_lock) - AC_CHECK_LIB(pthread, pthread_mutex_lock, HAVE_LIBPTHREAD="true") -fi -AM_CONDITIONAL(HAVE_LIBPTHREAD, test ! -z "$HAVE_LIBPTHREAD") -AC_ARG_ENABLE(cxx, - [ --disable-cxx disable use of c++], - [ disable_cxx=yes],) -if test -z "$disable_cxx"; then - AC_CHECK_PROGS(CXX,[g++ c++ gpp aCC CC cxx cc++ cl FCC KCC RCC xlC_r xlC],none) - AC_PROG_CXX -else - CXX=none -fi if test ! -z "$HAVE_ZLIB_H"; then AC_CHECK_LIB(z, deflate, , HAVE_ZLIB_H="") if test ! -z "$HAVE_JPEGLIB_H" -a ! -z "$HAVE_ZLIB_H"; then AC_CHECK_LIB(jpeg, jpeg_CreateCompress) fi - if test ! -z "$HAVE_ZLIB_H"; then - # check for c++, but don't fail if not found - AH_TEMPLATE(HAVE_ZRLE, [Use zrle compression; needs a c++ compiler]) - if test x$CXX != xnone; then - AC_DEFINE(HAVE_ZRLE) - if test -z "$CXX"; then - CCLD="\$(CXX)" - else - CCLD="$CXX" - fi - fi - fi -else - CXX=none fi -AM_CONDITIONAL(HAVE_CXX, test x$CXX != xnone -a ! -z "$HAVE_ZLIB_H") -AC_SUBST(CCLD) +if test ! -z "$HAVE_PTHREAD_H"; then + AC_CHECK_LIB(pthread, pthread_mutex_lock) + AC_CHECK_LIB(pthread, pthread_mutex_lock, HAVE_LIBPTHREAD="true") +fi +AM_CONDITIONAL(HAVE_LIBPTHREAD, test ! -z "$HAVE_LIBPTHREAD") # Checks for header files. AC_HEADER_STDC diff --git a/contrib/Makefile.in b/contrib/Makefile.in index 0342000..3cc54cf 100644 --- a/contrib/Makefile.in +++ b/contrib/Makefile.in @@ -65,8 +65,6 @@ PATH_SEPARATOR = @PATH_SEPARATOR@ AMTAR = @AMTAR@ AWK = @AWK@ CC = @CC@ -CCLD = @CCLD@ -CXX = @CXX@ DEPDIR = @DEPDIR@ INSTALL_STRIP_PROGRAM = @INSTALL_STRIP_PROGRAM@ PACKAGE = @PACKAGE@ @@ -122,6 +120,7 @@ am__depfiles_maybe = depfiles @AMDEP_TRUE@DEP_FILES = ./$(DEPDIR)/x11vnc.Po ./$(DEPDIR)/zippy.Po COMPILE = $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) \ $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) +CCLD = $(CC) LINK = $(CCLD) $(AM_CFLAGS) $(CFLAGS) $(AM_LDFLAGS) $(LDFLAGS) -o $@ DIST_SOURCES = $(x11vnc_SOURCES) $(zippy_SOURCES) DIST_COMMON = ChangeLog Makefile.am Makefile.in diff --git a/examples/Makefile.in b/examples/Makefile.in index 6145225..af8cb28 100644 --- a/examples/Makefile.in +++ b/examples/Makefile.in @@ -65,8 +65,6 @@ PATH_SEPARATOR = @PATH_SEPARATOR@ AMTAR = @AMTAR@ AWK = @AWK@ CC = @CC@ -CCLD = @CCLD@ -CXX = @CXX@ DEPDIR = @DEPDIR@ INSTALL_STRIP_PROGRAM = @INSTALL_STRIP_PROGRAM@ PACKAGE = @PACKAGE@ @@ -218,6 +216,7 @@ am__depfiles_maybe = depfiles @AMDEP_TRUE@ ./$(DEPDIR)/vncev.Po COMPILE = $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) \ $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) +CCLD = $(CC) LINK = $(CCLD) $(AM_CFLAGS) $(CFLAGS) $(AM_LDFLAGS) $(LDFLAGS) -o $@ DIST_SOURCES = blooptest.c colourmaptest.c example.c fontsel.c mac.c \ pnmshow.c pnmshow24.c regiontest.c simple.c simple15.c \ diff --git a/libvncclient/Makefile.in b/libvncclient/Makefile.in index 103be2a..a0494ff 100644 --- a/libvncclient/Makefile.in +++ b/libvncclient/Makefile.in @@ -65,8 +65,6 @@ PATH_SEPARATOR = @PATH_SEPARATOR@ AMTAR = @AMTAR@ AWK = @AWK@ CC = @CC@ -CCLD = @CCLD@ -CXX = @CXX@ DEPDIR = @DEPDIR@ INSTALL_STRIP_PROGRAM = @INSTALL_STRIP_PROGRAM@ PACKAGE = @PACKAGE@ @@ -126,6 +124,7 @@ am__depfiles_maybe = depfiles @AMDEP_TRUE@ ./$(DEPDIR)/sockets.Po ./$(DEPDIR)/vncviewer.Po COMPILE = $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) \ $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) +CCLD = $(CC) LINK = $(CCLD) $(AM_CFLAGS) $(CFLAGS) $(AM_LDFLAGS) $(LDFLAGS) -o $@ DIST_SOURCES = $(libvncclient_a_SOURCES) $(client_test_SOURCES) DIST_COMMON = Makefile.am Makefile.in @@ -89,13 +89,13 @@ extern "C" the library and your application (at least the parts including rfb.h) with the same support for pthreads. */ #ifdef LIBVNCSERVER_HAVE_LIBPTHREAD -#ifdef LIBVNCSERVER_HAVE_ZRLE +#ifdef LIBVNCSERVER_HAVE_LIBZ #define rfbInitServer rfbInitServerWithPthreadsAndZRLE #else #define rfbInitServer rfbInitServerWithPthreadsButWithoutZRLE #endif #else -#ifdef LIBVNCSERVER_HAVE_ZRLE +#ifdef LIBVNCSERVER_HAVE_LIBZ #define rfbInitServer rfbInitServerWithoutPthreadsButWithZRLE #else #define rfbInitServer rfbInitServerWithoutPthreadsAndZRLE @@ -464,7 +464,7 @@ typedef struct _rfbClientRec { COND(updateCond); #endif -#ifdef LIBVNCSERVER_HAVE_ZRLE +#ifdef LIBVNCSERVER_HAVE_LIBZ void* zrleData; #endif @@ -661,7 +661,7 @@ extern void rfbSetCursor(rfbScreenInfoPtr rfbScreen,rfbCursorPtr c,rfbBool freeO extern void defaultPtrAddEvent(int buttonMask,int x,int y,rfbClientPtr cl); /* zrle.c */ -#ifdef LIBVNCSERVER_HAVE_ZRLE +#ifdef LIBVNCSERVER_HAVE_LIBZ extern rfbBool rfbSendRectEncodingZRLE(rfbClientPtr cl, int x, int y, int w,int h); extern void FreeZrleData(rfbClientPtr cl); #endif diff --git a/rfb/rfbproto.h b/rfb/rfbproto.h index 4dee59e..da34b95 100644 --- a/rfb/rfbproto.h +++ b/rfb/rfbproto.h @@ -347,7 +347,7 @@ typedef struct { #ifdef LIBVNCSERVER_BACKCHANNEL #define rfbEncodingBackChannel 15 #endif -#ifdef LIBVNCSERVER_HAVE_ZRLE +#ifdef LIBVNCSERVER_HAVE_LIBZ #define rfbEncodingZRLE 16 #endif diff --git a/rfbserver.c b/rfbserver.c index 7ce086d..3c6aec8 100644 --- a/rfbserver.c +++ b/rfbserver.c @@ -283,7 +283,7 @@ rfbNewTCPOrUDPClient(rfbScreen,sock,isUDP) cl->preferredEncoding = rfbEncodingRaw; cl->correMaxWidth = 48; cl->correMaxHeight = 48; -#ifdef LIBVNCSERVER_HAVE_ZRLE +#ifdef LIBVNCSERVER_HAVE_LIBZ cl->zrleData = 0; #endif @@ -406,7 +406,7 @@ rfbClientConnectionGone(cl) if (cl->next) cl->next->prev = cl->prev; -#ifdef LIBVNCSERVER_HAVE_ZRLE +#ifdef LIBVNCSERVER_HAVE_LIBZ FreeZrleData(cl); #endif @@ -843,7 +843,7 @@ rfbProcessClientNormalMessage(cl) } break; #endif -#ifdef LIBVNCSERVER_HAVE_ZRLE +#ifdef LIBVNCSERVER_HAVE_LIBZ case rfbEncodingZRLE: if (cl->preferredEncoding == -1) { cl->preferredEncoding = enc; @@ -1309,7 +1309,7 @@ rfbSendFramebufferUpdate(cl, givenUpdateRegion) break; #endif #endif -#ifdef LIBVNCSERVER_HAVE_ZRLE +#ifdef LIBVNCSERVER_HAVE_LIBZ case rfbEncodingZRLE: if (!rfbSendRectEncodingZRLE(cl, x, y, w, h)) { sraRgnDestroy(updateRegion); diff --git a/test/Makefile.in b/test/Makefile.in index b25b33c..bf3e2a8 100644 --- a/test/Makefile.in +++ b/test/Makefile.in @@ -65,8 +65,6 @@ PATH_SEPARATOR = @PATH_SEPARATOR@ AMTAR = @AMTAR@ AWK = @AWK@ CC = @CC@ -CCLD = @CCLD@ -CXX = @CXX@ DEPDIR = @DEPDIR@ INSTALL_STRIP_PROGRAM = @INSTALL_STRIP_PROGRAM@ PACKAGE = @PACKAGE@ @@ -109,6 +107,7 @@ am__depfiles_maybe = depfiles @AMDEP_TRUE@DEP_FILES = ./$(DEPDIR)/tight-1.Po COMPILE = $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) \ $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) +CCLD = $(CC) LINK = $(CCLD) $(AM_CFLAGS) $(CFLAGS) $(AM_LDFLAGS) $(LDFLAGS) -o $@ DIST_SOURCES = tight-1.c DIST_COMMON = Makefile.am Makefile.in diff --git a/vncterm/Makefile.in b/vncterm/Makefile.in index 7587900..36baf9e 100644 --- a/vncterm/Makefile.in +++ b/vncterm/Makefile.in @@ -65,8 +65,6 @@ PATH_SEPARATOR = @PATH_SEPARATOR@ AMTAR = @AMTAR@ AWK = @AWK@ CC = @CC@ -CCLD = @CCLD@ -CXX = @CXX@ DEPDIR = @DEPDIR@ INSTALL_STRIP_PROGRAM = @INSTALL_STRIP_PROGRAM@ PACKAGE = @PACKAGE@ @@ -105,18 +103,18 @@ CONFIG_CLEAN_FILES = noinst_PROGRAMS = VNCommand$(EXEEXT) example$(EXEEXT) PROGRAMS = $(bin_PROGRAMS) $(noinst_PROGRAMS) -am__objects_1 = VNConsole.$(OBJEXT) -@LINUX_TRUE@am_LinuxVNC_OBJECTS = LinuxVNC.$(OBJEXT) $(am__objects_1) +am__objects_2 = VNConsole.$(OBJEXT) +@LINUX_TRUE@am_LinuxVNC_OBJECTS = LinuxVNC.$(OBJEXT) $(am__objects_2) LinuxVNC_OBJECTS = $(am_LinuxVNC_OBJECTS) LinuxVNC_LDADD = $(LDADD) LinuxVNC_DEPENDENCIES = ../libvncserver.a LinuxVNC_LDFLAGS = -am_VNCommand_OBJECTS = VNCommand.$(OBJEXT) $(am__objects_1) +am_VNCommand_OBJECTS = VNCommand.$(OBJEXT) $(am__objects_2) VNCommand_OBJECTS = $(am_VNCommand_OBJECTS) VNCommand_LDADD = $(LDADD) VNCommand_DEPENDENCIES = ../libvncserver.a VNCommand_LDFLAGS = -am_example_OBJECTS = example.$(OBJEXT) $(am__objects_1) +am_example_OBJECTS = example.$(OBJEXT) $(am__objects_2) example_OBJECTS = $(am_example_OBJECTS) example_LDADD = $(LDADD) example_DEPENDENCIES = ../libvncserver.a @@ -133,6 +131,7 @@ am__depfiles_maybe = depfiles @AMDEP_TRUE@ ./$(DEPDIR)/VNConsole.Po ./$(DEPDIR)/example.Po COMPILE = $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) \ $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) +CCLD = $(CC) LINK = $(CCLD) $(AM_CFLAGS) $(CFLAGS) $(AM_LDFLAGS) $(LDFLAGS) -o $@ DIST_SOURCES = $(LinuxVNC_SOURCES) $(VNCommand_SOURCES) \ $(example_SOURCES) @@ -0,0 +1,183 @@ +/* + * Copyright (C) 2002 RealVNC Ltd. All Rights Reserved. + * Copyright (C) 2003 Sun Microsystems, Inc. + * + * This 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. + * + * This software 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 software; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, + * USA. + */ + +/* + * zrle.c + * + * Routines to implement Zlib Run-length Encoding (ZRLE). + */ + +#include <rfb/rfb.h> +#include <zrleoutstream.h> + + +#define GET_IMAGE_INTO_BUF(tx,ty,tw,th,buf) \ + char *fbptr = (cl->screen->frameBuffer \ + + (cl->screen->paddedWidthInBytes * ty) \ + + (tx * (cl->screen->bitsPerPixel / 8))); \ + \ + (*cl->translateFn)(cl->translateLookupTable, &cl->screen->rfbServerFormat,\ + &cl->format, fbptr, (char*)buf, \ + cl->screen->paddedWidthInBytes, tw, th); + +#define EXTRA_ARGS , rfbClientPtr cl + +#define BPP 8 +#include <zrleencodetemplate.c> +#undef BPP +#define BPP 16 +#include <zrleencodetemplate.c> +#undef BPP +#define BPP 32 +#include <zrleencodetemplate.c> +#define CPIXEL 24A +#include <zrleencodetemplate.c> +#undef CPIXEL +#define CPIXEL 24B +#include <zrleencodetemplate.c> +#undef CPIXEL +#undef BPP + + +/* + * zrleBeforeBuf contains pixel data in the client's format. It must be at + * least one pixel bigger than the largest tile of pixel data, since the + * ZRLE encoding algorithm writes to the position one past the end of the pixel + * data. + */ + +static char zrleBeforeBuf[rfbZRLETileWidth * rfbZRLETileHeight * 4 + 4]; + + + +/* + * rfbSendRectEncodingZRLE - send a given rectangle using ZRLE encoding. + */ + + +rfbBool rfbSendRectEncodingZRLE(rfbClientPtr cl, int x, int y, int w, int h) +{ + zrleOutStream* zos; + rfbFramebufferUpdateRectHeader rect; + rfbZRLEHeader hdr; + int i; + + if (!cl->zrleData) + cl->zrleData = zrleOutStreamNew(); + zos = cl->zrleData; + zos->in.ptr = zos->in.start; + zos->out.ptr = zos->out.start; + + switch (cl->format.bitsPerPixel) { + + case 8: + zrleEncode8( x, y, w, h, zos, zrleBeforeBuf, cl); + break; + + case 16: + zrleEncode16(x, y, w, h, zos, zrleBeforeBuf, cl); + break; + + case 32: { + rfbBool fitsInLS3Bytes + = ((cl->format.redMax << cl->format.redShift) < (1<<24) && + (cl->format.greenMax << cl->format.greenShift) < (1<<24) && + (cl->format.blueMax << cl->format.blueShift) < (1<<24)); + + rfbBool fitsInMS3Bytes = (cl->format.redShift > 7 && + cl->format.greenShift > 7 && + cl->format.blueShift > 7); + + if ((fitsInLS3Bytes && !cl->format.bigEndian) || + (fitsInMS3Bytes && cl->format.bigEndian)) + { + zrleEncode24A(x, y, w, h, zos, zrleBeforeBuf, cl); + } + else if ((fitsInLS3Bytes && cl->format.bigEndian) || + (fitsInMS3Bytes && !cl->format.bigEndian)) + { + zrleEncode24B(x, y, w, h, zos, zrleBeforeBuf, cl); + } + else + { + zrleEncode32(x, y, w, h, zos, zrleBeforeBuf, cl); + } + } + break; + } + + cl->rfbRectanglesSent[rfbEncodingZRLE]++; + cl->rfbBytesSent[rfbEncodingZRLE] += (sz_rfbFramebufferUpdateRectHeader + + sz_rfbZRLEHeader + ZRLE_BUFFER_LENGTH(&zos->out)); + + if (cl->ublen + sz_rfbFramebufferUpdateRectHeader + sz_rfbZRLEHeader + > UPDATE_BUF_SIZE) + { + if (!rfbSendUpdateBuf(cl)) + return FALSE; + } + + rect.r.x = Swap16IfLE(x); + rect.r.y = Swap16IfLE(y); + rect.r.w = Swap16IfLE(w); + rect.r.h = Swap16IfLE(h); + rect.encoding = Swap32IfLE(rfbEncodingZRLE); + + memcpy(cl->updateBuf+cl->ublen, (char *)&rect, + sz_rfbFramebufferUpdateRectHeader); + cl->ublen += sz_rfbFramebufferUpdateRectHeader; + + hdr.length = Swap32IfLE(ZRLE_BUFFER_LENGTH(&zos->out)); + + memcpy(cl->updateBuf+cl->ublen, (char *)&hdr, sz_rfbZRLEHeader); + cl->ublen += sz_rfbZRLEHeader; + + /* copy into updateBuf and send from there. Maybe should send directly? */ + + for (i = 0; i < ZRLE_BUFFER_LENGTH(&zos->out);) { + + int bytesToCopy = UPDATE_BUF_SIZE - cl->ublen; + + if (i + bytesToCopy > ZRLE_BUFFER_LENGTH(&zos->out)) { + bytesToCopy = ZRLE_BUFFER_LENGTH(&zos->out) - i; + } + + memcpy(cl->updateBuf+cl->ublen, (uint8_t*)zos->out.start + i, bytesToCopy); + + cl->ublen += bytesToCopy; + i += bytesToCopy; + + if (cl->ublen == UPDATE_BUF_SIZE) { + if (!rfbSendUpdateBuf(cl)) + return FALSE; + } + } + + return TRUE; +} + + +void FreeZrleData(rfbClientPtr cl) +{ + if (cl->zrleData) + zrleOutStreamFree(cl->zrleData); + cl->zrleData = NULL; +} + diff --git a/zrleencodetemplate.c b/zrleencodetemplate.c new file mode 100644 index 0000000..f3147c1 --- /dev/null +++ b/zrleencodetemplate.c @@ -0,0 +1,272 @@ +/* + * Copyright (C) 2002 RealVNC Ltd. All Rights Reserved. + * Copyright (C) 2003 Sun Microsystems, Inc. + * + * This 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. + * + * This software 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 software; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, + * USA. + */ + +/* + * Before including this file, you must define a number of CPP macros. + * + * BPP should be 8, 16 or 32 depending on the bits per pixel. + * GET_IMAGE_INTO_BUF should be some code which gets a rectangle of pixel data + * into the given buffer. EXTRA_ARGS can be defined to pass any other + * arguments needed by GET_IMAGE_INTO_BUF. + * + * Note that the buf argument to ZRLE_ENCODE needs to be at least one pixel + * bigger than the largest tile of pixel data, since the ZRLE encoding + * algorithm writes to the position one past the end of the pixel data. + */ + +#include <zrleoutstream.h> +#include <zrlepalettehelper.h> +#include <assert.h> + +/* __RFB_CONCAT2 concatenates its two arguments. __RFB_CONCAT2E does the same + but also expands its arguments if they are macros */ + +#ifndef __RFB_CONCAT2E +#define __RFB_CONCAT2(a,b) a##b +#define __RFB_CONCAT2E(a,b) __RFB_CONCAT2(a,b) +#endif + +#ifdef CPIXEL +#define PIXEL_T __RFB_CONCAT2E(zrle_U,BPP) +#define zrleOutStreamWRITE_PIXEL __RFB_CONCAT2E(zrleOutStreamWriteOpaque,CPIXEL) +#define ZRLE_ENCODE __RFB_CONCAT2E(zrleEncode,CPIXEL) +#define ZRLE_ENCODE_TILE __RFB_CONCAT2E(zrleEncodeTile,CPIXEL) +#define BPPOUT 24 +#else +#define PIXEL_T __RFB_CONCAT2E(zrle_U,BPP) +#define zrleOutStreamWRITE_PIXEL __RFB_CONCAT2E(zrleOutStreamWriteOpaque,BPP) +#define ZRLE_ENCODE __RFB_CONCAT2E(zrleEncode,BPP) +#define ZRLE_ENCODE_TILE __RFB_CONCAT2E(zrleEncodeTile,BPP) +#define BPPOUT BPP +#endif + +#ifndef ZRLE_ONCE +#define ZRLE_ONCE + +static const int bitsPerPackedPixel[] = { + 0, 1, 2, 2, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4 +}; + +static zrlePaletteHelper paletteHelper; + +#endif /* ZRLE_ONCE */ + +void ZRLE_ENCODE_TILE (PIXEL_T* data, int w, int h, zrleOutStream* os); + +void ZRLE_ENCODE (int x, int y, int w, int h, + zrleOutStream* os, void* buf + EXTRA_ARGS + ) +{ + int ty; + for (ty = y; ty < y+h; ty += rfbZRLETileHeight) { + int tx, th = rfbZRLETileHeight; + if (th > y+h-ty) th = y+h-ty; + for (tx = x; tx < x+w; tx += rfbZRLETileWidth) { + int tw = rfbZRLETileWidth; + if (tw > x+w-tx) tw = x+w-tx; + + GET_IMAGE_INTO_BUF(tx,ty,tw,th,buf); + + ZRLE_ENCODE_TILE((PIXEL_T*)buf, tw, th, os); + } + } + zrleOutStreamFlush(os); +} + + +void ZRLE_ENCODE_TILE (PIXEL_T* data, int w, int h, zrleOutStream* os) +{ + /* First find the palette and the number of runs */ + + zrlePaletteHelper *ph; + + int runs = 0; + int singlePixels = 0; + + rfbBool useRle; + rfbBool usePalette; + + int estimatedBytes; + int plainRleBytes; + int i; + + PIXEL_T* ptr = data; + PIXEL_T* end = ptr + h * w; + *end = ~*(end-1); /* one past the end is different so the while loop ends */ + + ph = &paletteHelper; + zrlePaletteHelperInit(ph); + + while (ptr < end) { + PIXEL_T pix = *ptr; + if (*++ptr != pix) { + singlePixels++; + } else { + while (*++ptr == pix) ; + runs++; + } + zrlePaletteHelperInsert(ph, pix); + } + + /* Solid tile is a special case */ + + if (ph->size == 1) { + zrleOutStreamWriteU8(os, 1); + zrleOutStreamWRITE_PIXEL(os, ph->palette[0]); + return; + } + + // Try to work out whether to use RLE and/or a palette. We do this by + // estimating the number of bytes which will be generated and picking the + // method which results in the fewest bytes. Of course this may not result + // in the fewest bytes after compression... + + useRle = FALSE; + usePalette = FALSE; + + estimatedBytes = w * h * (BPPOUT/8); // start assuming raw + + plainRleBytes = ((BPPOUT/8)+1) * (runs + singlePixels); + + if (plainRleBytes < estimatedBytes) { + useRle = TRUE; + estimatedBytes = plainRleBytes; + } + + if (ph->size < 128) { + int paletteRleBytes = (BPPOUT/8) * ph->size + 2 * runs + singlePixels; + + if (paletteRleBytes < estimatedBytes) { + useRle = TRUE; + usePalette = TRUE; + estimatedBytes = paletteRleBytes; + } + + if (ph->size < 17) { + int packedBytes = ((BPPOUT/8) * ph->size + + w * h * bitsPerPackedPixel[ph->size-1] / 8); + + if (packedBytes < estimatedBytes) { + useRle = FALSE; + usePalette = TRUE; + estimatedBytes = packedBytes; + } + } + } + + if (!usePalette) ph->size = 0; + + zrleOutStreamWriteU8(os, (useRle ? 128 : 0) | ph->size); + + for (i = 0; i < ph->size; i++) { + zrleOutStreamWRITE_PIXEL(os, ph->palette[i]); + } + + if (useRle) { + + PIXEL_T* ptr = data; + PIXEL_T* end = ptr + w * h; + PIXEL_T* runStart; + PIXEL_T pix; + while (ptr < end) { + int len; + runStart = ptr; + pix = *ptr++; + while (*ptr == pix && ptr < end) + ptr++; + len = ptr - runStart; + if (len <= 2 && usePalette) { + int index = zrlePaletteHelperLookup(ph, pix); + if (len == 2) + zrleOutStreamWriteU8(os, index); + zrleOutStreamWriteU8(os, index); + continue; + } + if (usePalette) { + int index = zrlePaletteHelperLookup(ph, pix); + zrleOutStreamWriteU8(os, index | 128); + } else { + zrleOutStreamWRITE_PIXEL(os, pix); + } + len -= 1; + while (len >= 255) { + zrleOutStreamWriteU8(os, 255); + len -= 255; + } + zrleOutStreamWriteU8(os, len); + } + + } else { + + // no RLE + + if (usePalette) { + int bppp; + PIXEL_T* ptr = data; + + // packed pixels + + assert (ph->size < 17); + + bppp = bitsPerPackedPixel[ph->size-1]; + + for (i = 0; i < h; i++) { + zrle_U8 nbits = 0; + zrle_U8 byte = 0; + + PIXEL_T* eol = ptr + w; + + while (ptr < eol) { + PIXEL_T pix = *ptr++; + zrle_U8 index = zrlePaletteHelperLookup(ph, pix); + byte = (byte << bppp) | index; + nbits += bppp; + if (nbits >= 8) { + zrleOutStreamWriteU8(os, byte); + nbits = 0; + } + } + if (nbits > 0) { + byte <<= 8 - nbits; + zrleOutStreamWriteU8(os, byte); + } + } + } else { + + // raw + +#ifdef CPIXEL + PIXEL_T *ptr; + for (ptr = data; ptr < data+w*h; ptr++) { + zrleOutStreamWRITE_PIXEL(os, *ptr); + } +#else + zrleOutStreamWriteBytes(os, (zrle_U8 *)data, w*h*(BPP/8)); +#endif + } + } +} + +#undef PIXEL_T +#undef zrleOutStreamWRITE_PIXEL +#undef ZRLE_ENCODE +#undef ZRLE_ENCODE_TILE +#undef BPPOUT diff --git a/zrleoutstream.c b/zrleoutstream.c new file mode 100644 index 0000000..47cc164 --- /dev/null +++ b/zrleoutstream.c @@ -0,0 +1,276 @@ +/* + * Copyright (C) 2002 RealVNC Ltd. All Rights Reserved. + * Copyright (C) 2003 Sun Microsystems, Inc. + * + * This 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. + * + * This software 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 software; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, + * USA. + */ + +#include <zrleoutstream.h> +#include <stdlib.h> + +#define ZRLE_IN_BUFFER_SIZE 16384 +#define ZRLE_OUT_BUFFER_SIZE 1024 +#undef ZRLE_DEBUG + +static rfbBool zrleBufferAlloc(zrleBuffer *buffer, int size) +{ + buffer->ptr = buffer->start = malloc(size); + if (buffer->start == NULL) { + buffer->end = NULL; + return FALSE; + } + + buffer->end = buffer->start + size; + + return TRUE; +} + +static void zrleBufferFree(zrleBuffer *buffer) +{ + if (buffer->start) + free(buffer->start); + buffer->start = buffer->ptr = buffer->end = NULL; +} + +static rfbBool zrleBufferGrow(zrleBuffer *buffer, int size) +{ + int offset; + + size += buffer->end - buffer->start; + offset = ZRLE_BUFFER_LENGTH (buffer); + + buffer->start = realloc(buffer->start, size); + if (!buffer->start) { + return FALSE; + } + + buffer->end = buffer->start + size; + buffer->ptr = buffer->start + offset; + + return TRUE; +} + +zrleOutStream *zrleOutStreamNew(void) +{ + zrleOutStream *os; + + os = malloc(sizeof(zrleOutStream)); + if (os == NULL) + return NULL; + + if (!zrleBufferAlloc(&os->in, ZRLE_IN_BUFFER_SIZE)) { + free(os); + return NULL; + } + + if (!zrleBufferAlloc(&os->out, ZRLE_OUT_BUFFER_SIZE)) { + zrleBufferFree(&os->in); + free(os); + return NULL; + } + + os->zs.zalloc = Z_NULL; + os->zs.zfree = Z_NULL; + os->zs.opaque = Z_NULL; + if (deflateInit(&os->zs, Z_DEFAULT_COMPRESSION) != Z_OK) { + zrleBufferFree(&os->in); + free(os); + return NULL; + } + + return os; +} + +void zrleOutStreamFree (zrleOutStream *os) +{ + deflateEnd(&os->zs); + zrleBufferFree(&os->in); + zrleBufferFree(&os->out); + free(os); +} + +rfbBool zrleOutStreamFlush(zrleOutStream *os) +{ + os->zs.next_in = os->in.start; + os->zs.avail_in = ZRLE_BUFFER_LENGTH (&os->in); + +#ifdef ZRLE_DEBUG + rfbLog("zrleOutStreamFlush: avail_in %d\n", os->zs.avail_in); +#endif + + while (os->zs.avail_in != 0) { + do { + int ret; + + if (os->out.ptr >= os->out.end && + !zrleBufferGrow(&os->out, os->out.end - os->out.start)) { + rfbLog("zrleOutStreamFlush: failed to grow output buffer\n"); + return FALSE; + } + + os->zs.next_out = os->out.ptr; + os->zs.avail_out = os->out.end - os->out.ptr; + +#ifdef ZRLE_DEBUG + rfbLog("zrleOutStreamFlush: calling deflate, avail_in %d, avail_out %d\n", + os->zs.avail_in, os->zs.avail_out); +#endif + + if ((ret = deflate(&os->zs, Z_SYNC_FLUSH)) != Z_OK) { + rfbLog("zrleOutStreamFlush: deflate failed with error code %d\n", ret); + return FALSE; + } + +#ifdef ZRLE_DEBUG + rfbLog("zrleOutStreamFlush: after deflate: %d bytes\n", + os->zs.next_out - os->out.ptr); +#endif + + os->out.ptr = os->zs.next_out; + } while (os->zs.avail_out == 0); + } + + os->in.ptr = os->in.start; + + return TRUE; +} + +static int zrleOutStreamOverrun(zrleOutStream *os, + int size) +{ +#ifdef ZRLE_DEBUG + rfbLog("zrleOutStreamOverrun\n"); +#endif + + while (os->in.end - os->in.ptr < size && os->in.ptr > os->in.start) { + os->zs.next_in = os->in.start; + os->zs.avail_in = ZRLE_BUFFER_LENGTH (&os->in); + + do { + int ret; + + if (os->out.ptr >= os->out.end && + !zrleBufferGrow(&os->out, os->out.end - os->out.start)) { + rfbLog("zrleOutStreamOverrun: failed to grow output buffer\n"); + return FALSE; + } + + os->zs.next_out = os->out.ptr; + os->zs.avail_out = os->out.end - os->out.ptr; + +#ifdef ZRLE_DEBUG + rfbLog("zrleOutStreamOverrun: calling deflate, avail_in %d, avail_out %d\n", + os->zs.avail_in, os->zs.avail_out); +#endif + + if ((ret = deflate(&os->zs, 0)) != Z_OK) { + rfbLog("zrleOutStreamOverrun: deflate failed with error code %d\n", ret); + return 0; + } + +#ifdef ZRLE_DEBUG + rfbLog("zrleOutStreamOverrun: after deflate: %d bytes\n", + os->zs.next_out - os->out.ptr); +#endif + + os->out.ptr = os->zs.next_out; + } while (os->zs.avail_out == 0); + + /* output buffer not full */ + + if (os->zs.avail_in == 0) { + os->in.ptr = os->in.start; + } else { + /* but didn't consume all the data? try shifting what's left to the + * start of the buffer. + */ + rfbLog("zrleOutStreamOverrun: out buf not full, but in data not consumed\n"); + memmove(os->in.start, os->zs.next_in, os->in.ptr - os->zs.next_in); + os->in.ptr -= os->zs.next_in - os->in.start; + } + } + + if (size > os->in.end - os->in.ptr) + size = os->in.end - os->in.ptr; + + return size; +} + +static inline int zrleOutStreamCheck(zrleOutStream *os, + int size) +{ + if (os->in.ptr + size > os->in.end) { + return zrleOutStreamOverrun(os, size); + } + return size; +} + +void zrleOutStreamWriteBytes(zrleOutStream *os, + const zrle_U8 *data, + int length) +{ + const zrle_U8* dataEnd = data + length; + while (data < dataEnd) { + int n = zrleOutStreamCheck(os, dataEnd - data); + memcpy(os->in.ptr, data, n); + os->in.ptr += n; + data += n; + } +} + +void zrleOutStreamWriteU8(zrleOutStream *os, zrle_U8 u) +{ + zrleOutStreamCheck(os, 1); + *os->in.ptr++ = u; +} + +void zrleOutStreamWriteOpaque8(zrleOutStream *os, zrle_U8 u) +{ + zrleOutStreamCheck(os, 1); + *os->in.ptr++ = u; +} + +void zrleOutStreamWriteOpaque16 (zrleOutStream *os, zrle_U16 u) +{ + zrleOutStreamCheck(os, 2); + *os->in.ptr++ = ((zrle_U8*)&u)[0]; + *os->in.ptr++ = ((zrle_U8*)&u)[1]; +} + +void zrleOutStreamWriteOpaque32 (zrleOutStream *os, zrle_U32 u) +{ + zrleOutStreamCheck(os, 4); + *os->in.ptr++ = ((zrle_U8*)&u)[0]; + *os->in.ptr++ = ((zrle_U8*)&u)[1]; + *os->in.ptr++ = ((zrle_U8*)&u)[2]; + *os->in.ptr++ = ((zrle_U8*)&u)[3]; +} + +void zrleOutStreamWriteOpaque24A(zrleOutStream *os, zrle_U32 u) +{ + zrleOutStreamCheck(os, 3); + *os->in.ptr++ = ((zrle_U8*)&u)[0]; + *os->in.ptr++ = ((zrle_U8*)&u)[1]; + *os->in.ptr++ = ((zrle_U8*)&u)[2]; +} + +void zrleOutStreamWriteOpaque24B(zrleOutStream *os, zrle_U32 u) +{ + zrleOutStreamCheck(os, 3); + *os->in.ptr++ = ((zrle_U8*)&u)[1]; + *os->in.ptr++ = ((zrle_U8*)&u)[2]; + *os->in.ptr++ = ((zrle_U8*)&u)[3]; +} diff --git a/zrleoutstream.h b/zrleoutstream.h new file mode 100644 index 0000000..cc8f770 --- /dev/null +++ b/zrleoutstream.h @@ -0,0 +1,62 @@ +/* + * Copyright (C) 2002 RealVNC Ltd. All Rights Reserved. + * Copyright (C) 2003 Sun Microsystems, Inc. + * + * This 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. + * + * This software 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 software; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, + * USA. + */ + +#ifndef __ZRLE_OUT_STREAM_H__ +#define __ZRLE_OUT_STREAM_H__ + +#include <zlib.h> +#include <zrletypes.h> +#include <rfb/rfb.h> + +typedef struct { + zrle_U8 *start; + zrle_U8 *ptr; + zrle_U8 *end; +} zrleBuffer; + +typedef struct { + zrleBuffer in; + zrleBuffer out; + + z_stream zs; +} zrleOutStream; + +#define ZRLE_BUFFER_LENGTH(b) ((b)->ptr - (b)->start) + +zrleOutStream *zrleOutStreamNew (void); +void zrleOutStreamFree (zrleOutStream *os); +rfbBool zrleOutStreamFlush (zrleOutStream *os); +void zrleOutStreamWriteBytes (zrleOutStream *os, + const zrle_U8 *data, + int length); +void zrleOutStreamWriteU8 (zrleOutStream *os, + zrle_U8 u); +void zrleOutStreamWriteOpaque8 (zrleOutStream *os, + zrle_U8 u); +void zrleOutStreamWriteOpaque16 (zrleOutStream *os, + zrle_U16 u); +void zrleOutStreamWriteOpaque32 (zrleOutStream *os, + zrle_U32 u); +void zrleOutStreamWriteOpaque24A(zrleOutStream *os, + zrle_U32 u); +void zrleOutStreamWriteOpaque24B(zrleOutStream *os, + zrle_U32 u); + +#endif /* __ZRLE_OUT_STREAM_H__ */ diff --git a/zrlepalettehelper.c b/zrlepalettehelper.c new file mode 100644 index 0000000..70cafb4 --- /dev/null +++ b/zrlepalettehelper.c @@ -0,0 +1,62 @@ +/* + * Copyright (C) 2002 RealVNC Ltd. All Rights Reserved. + * Copyright (C) 2003 Sun Microsystems, Inc. + * + * This 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. + * + * This software 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 software; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, + * USA. + */ + +#include <zrlepalettehelper.h> +#include <assert.h> +#include <string.h> + +#define ZRLE_HASH(pix) (((pix) ^ ((pix) >> 17)) & 4095) + +void zrlePaletteHelperInit(zrlePaletteHelper *helper) +{ + memset(helper->palette, 0, sizeof(helper->palette)); + memset(helper->index, 255, sizeof(helper->index)); + memset(helper->key, 0, sizeof(helper->key)); + helper->size = 0; +} + +void zrlePaletteHelperInsert(zrlePaletteHelper *helper, zrle_U32 pix) +{ + if (helper->size < ZRLE_PALETTE_MAX_SIZE) { + int i = ZRLE_HASH(pix); + + while (helper->index[i] != 255 && helper->key[i] != pix) + i++; + if (helper->index[i] != 255) return; + + helper->index[i] = helper->size; + helper->key[i] = pix; + helper->palette[helper->size] = pix; + } + helper->size++; +} + +int zrlePaletteHelperLookup(zrlePaletteHelper *helper, zrle_U32 pix) +{ + int i = ZRLE_HASH(pix); + + assert(helper->size <= ZRLE_PALETTE_MAX_SIZE); + + while (helper->index[i] != 255 && helper->key[i] != pix) + i++; + if (helper->index[i] != 255) return helper->index[i]; + + return -1; +} diff --git a/zrlepalettehelper.h b/zrlepalettehelper.h new file mode 100644 index 0000000..c6723c9 --- /dev/null +++ b/zrlepalettehelper.h @@ -0,0 +1,46 @@ +/* + * Copyright (C) 2002 RealVNC Ltd. All Rights Reserved. + * Copyright (C) 2003 Sun Microsystems, Inc. + * + * This 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. + * + * This software 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 software; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, + * USA. + */ + +/* + * The PaletteHelper class helps us build up the palette from pixel data by + * storing a reverse index using a simple hash-table + */ + +#ifndef __ZRLE_PALETTE_HELPER_H__ +#define __ZRLE_PALETTE_HELPER_H__ + +#include <zrletypes.h> + +#define ZRLE_PALETTE_MAX_SIZE 127 + +typedef struct { + zrle_U32 palette[ZRLE_PALETTE_MAX_SIZE]; + zrle_U8 index[ZRLE_PALETTE_MAX_SIZE + 4096]; + zrle_U32 key[ZRLE_PALETTE_MAX_SIZE + 4096]; + int size; +} zrlePaletteHelper; + +void zrlePaletteHelperInit (zrlePaletteHelper *helper); +void zrlePaletteHelperInsert(zrlePaletteHelper *helper, + zrle_U32 pix); +int zrlePaletteHelperLookup(zrlePaletteHelper *helper, + zrle_U32 pix); + +#endif /* __ZRLE_PALETTE_HELPER_H__ */ diff --git a/zrletypes.h b/zrletypes.h new file mode 100644 index 0000000..0df42c9 --- /dev/null +++ b/zrletypes.h @@ -0,0 +1,30 @@ +/* + * Copyright (C) 2002 RealVNC Ltd. All Rights Reserved. + * + * This 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. + * + * This software 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 software; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, + * USA. + */ + +#ifndef __ZRLE_TYPES_H__ +#define __ZRLE_TYPES_H__ + +typedef unsigned char zrle_U8; +typedef unsigned short zrle_U16; +typedef unsigned int zrle_U32; +typedef signed char zrle_S8; +typedef signed short zrle_S16; +typedef signed int zrle_S32; + +#endif /* __ZRLE_TYPES_H__ */ |