/usr/include/sofa/component/mapping/ is in libsofa1-dev 1.0~beta4-9.
This file is owned by root:root, with mode 0o755.
..
/usr/include/sofa/component/mapping/ArticulatedSystemMapping.h
/usr/include/sofa/component/mapping/ArticulatedSystemMapping.inl
/usr/include/sofa/component/mapping/BarycentricMapping.h
/usr/include/sofa/component/mapping/BarycentricMapping.inl
/usr/include/sofa/component/mapping/BeamLinearMapping.h
/usr/include/sofa/component/mapping/BeamLinearMapping.inl
/usr/include/sofa/component/mapping/CenterOfMassMapping.h
/usr/include/sofa/component/mapping/CenterOfMassMapping.inl
/usr/include/sofa/component/mapping/CenterPointMechanicalMapping.h
/usr/include/sofa/component/mapping/CenterPointMechanicalMapping.inl
/usr/include/sofa/component/mapping/CurveMapping.h
/usr/include/sofa/component/mapping/CurveMapping.inl
/usr/include/sofa/component/mapping/IdentityMapping.h
/usr/include/sofa/component/mapping/IdentityMapping.inl
/usr/include/sofa/component/mapping/ImplicitSurfaceMapping.h
/usr/include/sofa/component/mapping/ImplicitSurfaceMapping.inl
/usr/include/sofa/component/mapping/LaparoscopicRigidMapping.h
/usr/include/sofa/component/mapping/LaparoscopicRigidMapping.inl
/usr/include/sofa/component/mapping/LineSetSkinningMapping.h
/usr/include/sofa/component/mapping/LineSetSkinningMapping.inl
/usr/include/sofa/component/mapping/Mesh2PointMechanicalMapping.h
/usr/include/sofa/component/mapping/Mesh2PointMechanicalMapping.inl
/usr/include/sofa/component/mapping/RigidMapping.h
/usr/include/sofa/component/mapping/RigidMapping.inl
/usr/include/sofa/component/mapping/RigidRigidMapping.h
/usr/include/sofa/component/mapping/RigidRigidMapping.inl
/usr/include/sofa/component/mapping/SPHFluidSurfaceMapping.h
/usr/include/sofa/component/mapping/SPHFluidSurfaceMapping.inl
/usr/include/sofa/component/mapping/SimpleTesselatedTetraMechanicalMapping.h
/usr/include/sofa/component/mapping/SimpleTesselatedTetraMechanicalMapping.inl
/usr/include/sofa/component/mapping/SkinningMapping.h
/usr/include/sofa/component/mapping/SkinningMapping.inl
/usr/include/sofa/component/mapping/SubsetMapping.h
/usr/include/sofa/component/mapping/SubsetMapping.inl
/usr/include/sofa/component/mapping/TubularMapping.h
/usr/include/sofa/component/mapping/TubularMapping.inl
/usr/include/sofa/component/mapping/VoidMapping.h
/usr/include/sofa/component/mapping/initMapping.h