[Gnash-commit] gnash ChangeLog libbase/BitsReader.h

[Sandro Santilli]

CVSROOT:        /sources/gnash
Module name:    gnash
Changes by:     Sandro Santilli <strk>  08/06/10 17:08:04

Modified files:
        .              : ChangeLog 
        libbase        : BitsReader.h 

Log message:
        add constructor taking a "parent" BitsReader
        (to create a reader for a portion of a buffer).

CVSWeb URLs:
http://cvs.savannah.gnu.org/viewcvs/gnash/ChangeLog?cvsroot=gnash&r1=1.6894&r2=1.6895
http://cvs.savannah.gnu.org/viewcvs/gnash/libbase/BitsReader.h?cvsroot=gnash&r1=1.11&r2=1.12

Patches:
Index: ChangeLog
===================================================================
RCS file: /sources/gnash/gnash/ChangeLog,v
retrieving revision 1.6894
retrieving revision 1.6895
diff -u -b -r1.6894 -r1.6895
--- ChangeLog   10 Jun 2008 16:51:59 -0000      1.6894
+++ ChangeLog   10 Jun 2008 17:08:03 -0000      1.6895
@@ -1,3 +1,8 @@
+2008-06-10 Sandro Santilli <address@hidden>
+
+       * libbase/BitsReader.h: add constructor taking a "parent" BitsReader
+         (to create a reader for a portion of a buffer).
+
 2008-06-10 Benjamin Wolsey <address@hidden>
 
        * server/asobj/flash/geom/Matrix_as.cpp: finish implementing

Index: libbase/BitsReader.h
===================================================================
RCS file: /sources/gnash/gnash/libbase/BitsReader.h,v
retrieving revision 1.11
retrieving revision 1.12
diff -u -b -r1.11 -r1.12
--- libbase/BitsReader.h        27 Mar 2008 16:12:33 -0000      1.11
+++ libbase/BitsReader.h        10 Jun 2008 17:08:03 -0000      1.12
@@ -47,12 +47,29 @@
        BitsReader(byte* input, size_t len)
                :
                start(input),
-               ptr(input),
-               end(ptr+len),
+               ptr(start),
+               end(start+len),
                usedBits(0)
        {
        }
 
+       /// Create a BitsReader reading a subset of another
+       //
+       /// The starting pointer will be taken from the parent
+       /// reader cursor, including used bits, use align() if
+       /// need to discard the left over ones.
+       ///
+       /// length will be given explicitly.
+       ///
+       BitsReader(const BitsReader& from, size_t len)
+               :
+               start(from.ptr),
+               ptr(start),
+               end(start+len),
+               usedBits(from.usedBits) 
+       {
+       }
+
        ~BitsReader() {}
 
        size_t size() const