Payment Protocol: X509-validated payment requests

Add support for a Payment Protocol to Bitcoin-Qt.

Payment messages are protocol-buffer encoded and communicated over
http(s), so this adds a dependency on the Google protocol buffer
library, and requires Qt with OpenSSL support.

5 files changed, 71 insertions, 20 deletions

diff --git a/contrib/gitian-descriptors/README b/contrib/gitian-descriptors/README
index 46c7668ab9..f1c960ba11 100644
--- a/contrib/gitian-descriptors/README
+++ b/contrib/gitian-descriptors/README
@@ -32,6 +32,7 @@ Once you've got the right hardware and software:
     wget 'https://downloads.sourceforge.net/project/libpng/zlib/1.2.6/zlib-1.2.6.tar.gz'
     wget 'https://downloads.sourceforge.net/project/libpng/libpng15/older-releases/1.5.9/libpng-1.5.9.tar.gz'
     wget 'http://releases.qt-project.org/qt4/source/qt-everywhere-opensource-src-4.8.3.tar.gz'
+    wget 'http://protobuf.googlecode.com/files/protobuf-2.5.0.tar.bz2'
     cd ../..
 
     cd gitian-builder
@@ -50,6 +51,7 @@ Once you've got the right hardware and software:
     ./bin/gbuild --commit bitcoin=HEAD ../bitcoin/contrib/gitian-descriptors/boost-win32.yml
     ./bin/gbuild --commit bitcoin=HEAD ../bitcoin/contrib/gitian-descriptors/deps-win32.yml
     ./bin/gbuild --commit bitcoin=HEAD ../bitcoin/contrib/gitian-descriptors/qt-win32.yml
+    ./bin/gbuild --commit bitcoin=HEAD ../bitcoin/contrib/gitian-descriptors/protobuf-win32.yml
 
     # Build Win32 release:
     ./bin/gbuild --commit bitcoin=HEAD ../bitcoin/contrib/gitian-descriptors/gitian-win32.yml
diff --git a/contrib/gitian-descriptors/gitian-win32.yml b/contrib/gitian-descriptors/gitian-win32.yml
index fd3b55325a..5fc5a5a16b 100644
--- a/contrib/gitian-descriptors/gitian-win32.yml
+++ b/contrib/gitian-descriptors/gitian-win32.yml
@@ -15,16 +15,18 @@ remotes:
 - "url": "https://github.com/bitcoin/bitcoin.git"
   "dir": "bitcoin"
 files:
-- "qt-win32-4.8.3-gitian-r1.zip"
+- "qt-win32-4.8.3-gitian-r2.zip"
 - "boost-win32-1.50.0-gitian2.zip"
 - "bitcoin-deps-0.0.5.zip"
+- "protobuf-win32-2.5.0-gitian-r1.zip"
 script: |
   #
-  mkdir $HOME/qt
-  cd $HOME/qt
-  unzip ../build/qt-win32-4.8.3-gitian-r1.zip
+  export QTDIR=$HOME/qt
+  mkdir $QTDIR
+  cd $QTDIR
+  unzip ../build/qt-win32-4.8.3-gitian-r2.zip
   cd $HOME/build/
-  export PATH=$HOME/qt/bin/:$PATH
+  export PATH=$QTDIR/bin/:$PATH
   #
   mkdir boost_1_50_0
   cd boost_1_50_0
@@ -41,6 +43,8 @@ script: |
   #
   unzip bitcoin-deps-0.0.5.zip
   #
+  unzip protobuf-win32-2.5.0-gitian-r1.zip
+  #
   find -type f | xargs touch --date="$REFERENCE_DATETIME"
   #
   cd bitcoin
@@ -51,7 +55,7 @@ script: |
   export LD_PRELOAD=/usr/lib/faketime/libfaketime.so.1
   export FAKETIME=$REFERENCE_DATETIME
   export TZ=UTC
-  $HOME/qt/src/bin/qmake -spec unsupported/win32-g++-cross MINIUPNPC_LIB_PATH=$HOME/build/miniupnpc MINIUPNPC_INCLUDE_PATH=$HOME/build/ BDB_LIB_PATH=$HOME/build/db-4.8.30.NC/build_unix BDB_INCLUDE_PATH=$HOME/build/db-4.8.30.NC/build_unix BOOST_LIB_PATH=$HOME/build/boost_1_50_0/stage/lib BOOST_INCLUDE_PATH=$HOME/build/boost_1_50_0 BOOST_LIB_SUFFIX=-mt-s BOOST_THREAD_LIB_SUFFIX=_win32-mt-s OPENSSL_LIB_PATH=$HOME/build/openssl-1.0.1c OPENSSL_INCLUDE_PATH=$HOME/build/openssl-1.0.1c/include QRENCODE_LIB_PATH=$HOME/build/qrencode-3.2.0/.libs QRENCODE_INCLUDE_PATH=$HOME/build/qrencode-3.2.0 USE_QRCODE=1 INCLUDEPATH=$HOME/build DEFINES=BOOST_THREAD_USE_LIB BITCOIN_NEED_QT_PLUGINS=1 QMAKE_LRELEASE=lrelease QMAKE_CXXFLAGS=-frandom-seed=bitcoin USE_BUILD_INFO=1
+  $QTDIR/bin/qmake -spec unsupported/win32-g++-cross PROTOBUF_LIB_PATH=$HOME/build/protobuf-win32 PROTOBUF_INCLUDE_PATH=$HOME/build/protobuf-win32 PROTOC=$HOME/build/protobuf-win32/protoc MINIUPNPC_LIB_PATH=$HOME/build/miniupnpc MINIUPNPC_INCLUDE_PATH=$HOME/build/ BDB_LIB_PATH=$HOME/build/db-4.8.30.NC/build_unix BDB_INCLUDE_PATH=$HOME/build/db-4.8.30.NC/build_unix BOOST_LIB_PATH=$HOME/build/boost_1_50_0/stage/lib BOOST_INCLUDE_PATH=$HOME/build/boost_1_50_0 BOOST_LIB_SUFFIX=-mt-s BOOST_THREAD_LIB_SUFFIX=_win32-mt-s OPENSSL_LIB_PATH=$HOME/build/openssl-1.0.1c OPENSSL_INCLUDE_PATH=$HOME/build/openssl-1.0.1c/include QRENCODE_LIB_PATH=$HOME/build/qrencode-3.2.0/.libs QRENCODE_INCLUDE_PATH=$HOME/build/qrencode-3.2.0 USE_QRCODE=1 INCLUDEPATH=$HOME/build DEFINES=BOOST_THREAD_USE_LIB BITCOIN_NEED_QT_PLUGINS=1 QMAKE_LRELEASE=lrelease QMAKE_CXXFLAGS=-frandom-seed=bitcoin USE_BUILD_INFO=1
   make $MAKEOPTS
   cp release/bitcoin-qt.exe $OUTDIR/
   #
diff --git a/contrib/gitian-descriptors/gitian.yml b/contrib/gitian-descriptors/gitian.yml
index 195d0e36ff..6d47a46d5a 100644
--- a/contrib/gitian-descriptors/gitian.yml
+++ b/contrib/gitian-descriptors/gitian.yml
@@ -18,38 +18,44 @@ packages:
 - "unzip"
 - "pkg-config"
 - "libpng12-dev"
-reference_datetime: "2011-01-30 00:00:00"
+reference_datetime: "2013-06-01 00:00:00"
 remotes:
 - "url": "https://github.com/bitcoin/bitcoin.git"
   "dir": "bitcoin"
 files:
 - "miniupnpc-1.6.tar.gz"
 - "qrencode-3.2.0.tar.bz2"
+- "protobuf-2.5.0.tar.bz2"
 script: |
   INSTDIR="$HOME/install"
   export LIBRARY_PATH="$INSTDIR/lib"
   #
-  tar xzf miniupnpc-1.6.tar.gz
+  tar xzfm miniupnpc-1.6.tar.gz
   cd miniupnpc-1.6
   INSTALLPREFIX=$INSTDIR make $MAKEOPTS install
   cd ..
   #
-  tar xjf qrencode-3.2.0.tar.bz2
+  tar xjfm qrencode-3.2.0.tar.bz2
   cd qrencode-3.2.0
   ./configure --prefix=$INSTDIR --enable-static --disable-shared
   make $MAKEOPTS install
   cd ..
   #
+  tar xjfm protobuf-2.5.0.tar.bz2
+  cd protobuf-2.5.0
+  ./configure --prefix=$INSTDIR --enable-static --disable-shared
+  make $MAKEOPTS install
+  cd ..
+  #
   cd bitcoin
   mkdir -p $OUTDIR/src
   git archive HEAD | tar -x -C $OUTDIR/src
   cp $OUTDIR/src/doc/README.md $OUTDIR
   cp $OUTDIR/src/COPYING $OUTDIR
-  cd src
-  make -f makefile.unix STATIC=1 OPENSSL_INCLUDE_PATH="$INSTDIR/include" OPENSSL_LIB_PATH="$INSTDIR/lib" $MAKEOPTS bitcoind USE_UPNP=0 DEBUGFLAGS=
   mkdir -p $OUTDIR/bin/$GBUILD_BITS
-  install -s bitcoind $OUTDIR/bin/$GBUILD_BITS
-  cd ..
-  qmake INCLUDEPATH="$INSTDIR/include" LIBS="-L$INSTDIR/lib" RELEASE=1 USE_QRCODE=1
+  qmake INCLUDEPATH="$INSTDIR/include" LIBS="-L$INSTDIR/lib" PROTOC="$INSTDIR/bin/protoc" PROTOBUF_LIB_PATH="$INSTDIR/lib" PROTOBUF_INCLUDE_PATH="$INSTDIR/include" RELEASE=1 USE_QRCODE=1
   make $MAKEOPTS
   install bitcoin-qt $OUTDIR/bin/$GBUILD_BITS
+  cd src
+  make -f makefile.unix STATIC=1 OPENSSL_INCLUDE_PATH="$INSTDIR/include" OPENSSL_LIB_PATH="$INSTDIR/lib" $MAKEOPTS bitcoind USE_UPNP=0 DEBUGFLAGS=
+  install -s bitcoind $OUTDIR/bin/$GBUILD_BITS
diff --git a/contrib/gitian-descriptors/protobuf-win32.yml b/contrib/gitian-descriptors/protobuf-win32.yml
new file mode 100644
index 0000000000..492b21e7f5
--- /dev/null
+++ b/contrib/gitian-descriptors/protobuf-win32.yml
@@ -0,0 +1,37 @@
+---
+name: "protobuf-win32"
+suites:
+- "lucid"
+architectures:
+- "i386"
+packages:
+- "mingw32"
+- "zip"
+- "faketime"
+reference_datetime: "2013-04-15 00:00:00"
+remotes: []
+files:
+- "protobuf-2.5.0.tar.bz2"
+script: |
+  #
+  export LD_PRELOAD=/usr/lib/faketime/libfaketime.so.1
+  export FAKETIME=$REFERENCE_DATETIME
+  export TZ=UTC
+  #
+  tar xjf protobuf-2.5.0.tar.bz2
+  cd protobuf-2.5.0
+  # First: build a native (linux) protoc
+  ./configure --enable-shared=no --disable-dependency-tracking
+  make
+  mkdir -p host
+  cp src/protoc host
+  # Now recompile with the mingw cross-compiler:
+  make distclean
+  ./configure --enable-shared=no --disable-dependency-tracking --with-protoc=$(pwd)/host/protoc --host=i586-mingw32msvc CXXFLAGS=-frandom-seed=11
+  make
+  cd ..
+  mkdir -p protobuf-win32
+  cp protobuf-2.5.0/host/protoc protobuf-win32/protoc
+  cp protobuf-2.5.0/src/.libs/libprotobuf.a protobuf-win32/libprotobuf.a
+  cp -r protobuf-2.5.0/src/google protobuf-win32/
+  zip -r $OUTDIR/protobuf-win32-2.5.0-gitian-r1.zip protobuf-win32
diff --git a/contrib/gitian-descriptors/qt-win32.yml b/contrib/gitian-descriptors/qt-win32.yml
index 0b711790e6..7152875b86 100644
--- a/contrib/gitian-descriptors/qt-win32.yml
+++ b/contrib/gitian-descriptors/qt-win32.yml
@@ -12,11 +12,14 @@ reference_datetime: "2011-01-30 00:00:00"
 remotes: []
 files:
 - "qt-everywhere-opensource-src-4.8.3.tar.gz"
+- "bitcoin-deps-0.0.5.zip"
 script: |
   INSTDIR="$HOME/qt/"
   mkdir $INSTDIR
-  SRCDIR="$INSTDIR/src/"
-  mkdir $SRCDIR
+  #
+  # Need mingw-compiled openssl from bitcoin-deps:
+  unzip bitcoin-deps-0.0.5.zip
+  DEPSDIR=`pwd`
   #
   tar xzf qt-everywhere-opensource-src-4.8.3.tar.gz
   cd qt-everywhere-opensource-src-4.8.3
@@ -40,15 +43,14 @@ script: |
   #export LD_PRELOAD=/usr/lib/faketime/libfaketime.so.1
   export FAKETIME=$REFERENCE_DATETIME
   export TZ=UTC
-  ./configure -prefix $INSTDIR -confirm-license -release -opensource -static -no-qt3support -xplatform unsupported/win32-g++-cross -no-multimedia -no-audio-backend -no-phonon -no-phonon-backend -no-declarative -no-script -no-scripttools -no-javascript-jit -no-webkit -no-svg -no-xmlpatterns -no-sql-sqlite -no-nis -no-cups -no-iconv -no-dbus -no-gif -no-libtiff -no-opengl -nomake examples -nomake demos -nomake docs -no-feature-style-plastique -no-feature-style-cleanlooks -no-feature-style-motif -no-feature-style-cde -no-feature-style-windowsce -no-feature-style-windowsmobile -no-feature-style-s60
+  # Compile static libraries, and use statically linked openssl (-openssl-linked):
+  OPENSSL_LIBS="-L$DEPSDIR/openssl-1.0.1c -lssl -lcrypto -lgdi32" ./configure -prefix $INSTDIR -I $DEPSDIR/openssl-1.0.1c/include  -confirm-license -release -opensource -static -no-qt3support -xplatform unsupported/win32-g++-cross -no-multimedia -no-audio-backend -no-phonon -no-phonon-backend -no-declarative -no-script -no-scripttools -no-javascript-jit -no-webkit -no-svg -no-xmlpatterns -no-sql-sqlite -no-nis -no-cups -no-iconv -no-dbus -no-gif -no-libtiff -no-opengl -nomake examples -nomake demos -nomake docs -no-feature-style-plastique -no-feature-style-cleanlooks -no-feature-style-motif -no-feature-style-cde -no-feature-style-windowsce -no-feature-style-windowsmobile -no-feature-style-s60 -openssl-linked
   find . -name *.prl | xargs -l sed 's|/\.||' -i
   find . -name *.prl | xargs -l sed 's|/$||' -i
   make $MAKEOPTS install
-  cp -a bin $SRCDIR/
   cd $INSTDIR
   find . -name *.prl | xargs -l sed 's|/$||' -i
-  #sed 's|QMAKE_PRL_LIBS.*|QMAKE_PRL_LIBS = -lQtDeclarative -lQtScript -lQtSvg -lQtSql -lQtXmlPatterns -lQtGui -lgdi32 -lcomdlg32 -loleaut32 -limm32 -lwinmm -lwinspool -lmsimg32 -lQtNetwork -lQtCore -lole32 -luuid -lws2_32 -ladvapi32 -lshell32 -luser32 -lkernel32|' -i imports/Qt/labs/particles/qmlparticlesplugin.prl
 
   # as zip stores file timestamps, use faketime to intercept stat calls to set dates for all files to reference date
   export LD_PRELOAD=/usr/lib/faketime/libfaketime.so.1
-  zip -r $OUTDIR/qt-win32-4.8.3-gitian-r1.zip *
+  zip -r $OUTDIR/qt-win32-4.8.3-gitian-r2.zip *