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authorVishwanatha Subbanna <vishwa@linux.vnet.ibm.com>2017-09-29 19:18:20 +0530
committerVishwanatha Subbanna <vishwa@linux.vnet.ibm.com>2017-10-04 12:43:06 +0530
commita29a3eb71fed0e17d60dcbb16a32ba7e6a70b852 (patch)
tree7ea94f409bcb3a75ff8a0f59c8f1b8e9531b9621
parent4636e07c194b01da42b5bcaa813200077b539ad7 (diff)
downloadphosphor-settingsd-a29a3eb71fed0e17d60dcbb16a32ba7e6a70b852.tar.gz
phosphor-settingsd-a29a3eb71fed0e17d60dcbb16a32ba7e6a70b852.zip
Enable Cereal class versioning
Fixes openbmc/openbmc#2320 Change-Id: Iac2649cd5f4794e2049cbdd4eb2df874d26beaaa Signed-off-by: Vishwanatha Subbanna <vishwa@linux.vnet.ibm.com>
-rw-r--r--configure.ac4
-rw-r--r--settings_manager.mako.hpp21
2 files changed, 23 insertions, 2 deletions
diff --git a/configure.ac b/configure.ac
index 895ce17..ec6df59 100644
--- a/configure.ac
+++ b/configure.ac
@@ -41,5 +41,9 @@ AS_IF([test "x$SETTINGS_PERSIST_PATH" == "x"], \
AC_DEFINE_UNQUOTED([SETTINGS_PERSIST_PATH], ["$SETTINGS_PERSIST_PATH"], \
[Path of directory housing persisted settings])
+AC_ARG_VAR(CLASS_VERSION, [Class version to register with Cereal])
+AS_IF([test "x$CLASS_VERSION" == "x"], [CLASS_VERSION=1])
+AC_DEFINE_UNQUOTED([CLASS_VERSION], [$CLASS_VERSION], [Class version to register with Cereal])
+
AC_CONFIG_FILES([Makefile])
AC_OUTPUT
diff --git a/settings_manager.mako.hpp b/settings_manager.mako.hpp
index 9e0b3fd..09a5a1f 100644
--- a/settings_manager.mako.hpp
+++ b/settings_manager.mako.hpp
@@ -216,7 +216,8 @@ class Impl : public Parent
template<class Archive>
void save(Archive& a,
- const Impl& setting)
+ const Impl& setting,
+ const std::uint32_t version)
{
<%
props = []
@@ -231,7 +232,8 @@ props = ', '.join(props)
template<class Archive>
void load(Archive& a,
- Impl& setting)
+ Impl& setting,
+ const std::uint32_t version)
{
<% props = [] %>\
% for index, item in enumerate(settingsDict[object]):
@@ -349,3 +351,18 @@ class Manager
} // namespace settings
} // namespace phosphor
+
+// Now register the class version with Cereal
+% for object in objects:
+<%
+ classname = "phosphor::settings"
+ ns = object.split('/')
+ ns.pop(0)
+%>\
+% for n in ns:
+<%
+ classname += "::" + n
+%>\
+% endfor
+CEREAL_CLASS_VERSION(${classname + "::Impl"}, CLASS_VERSION);
+% endfor
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