5131ff6544
This prebuilt is based on the AOSP policy, but slightly manipulated so that the set of types and attributes are identical with R policy. Following types are removed. boot_status_prop dalvik_config_prop gnss_device surfaceflinger_color_prop surfaceflinger_prop systemsound_config_prop vold_config_prop vold_status_prop Following type is renamed. wificond_service -> wifinl80211_service Bug: 153661471 Test: N/A Change-Id: I018d5e43f53c2bf721db1d13f5f4be42b9782b29
52 lines
1.6 KiB
Text
52 lines
1.6 KiB
Text
# HwBinder IPC from client to server, and callbacks
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binder_call(hal_drm_client, hal_drm_server)
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binder_call(hal_drm_server, hal_drm_client)
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hal_attribute_hwservice(hal_drm, hal_drm_hwservice)
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allow hal_drm hidl_memory_hwservice:hwservice_manager find;
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# Required by Widevine DRM (b/22990512)
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allow hal_drm self:process execmem;
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# Permit reading device's serial number from system properties
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get_prop(hal_drm, serialno_prop)
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# Read files already opened under /data
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allow hal_drm system_data_file:file { getattr read };
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# Read access to pseudo filesystems
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r_dir_file(hal_drm, cgroup)
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allow hal_drm cgroup:dir { search write };
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allow hal_drm cgroup:file w_file_perms;
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# Allow access to ion memory allocation device
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allow hal_drm ion_device:chr_file rw_file_perms;
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allow hal_drm hal_graphics_allocator:fd use;
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# Allow access to hidl_memory allocation service
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allow hal_drm hal_allocator_server:fd use;
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# Allow access to fds allocated by mediaserver
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allow hal_drm mediaserver:fd use;
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allow hal_drm sysfs:file r_file_perms;
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allow hal_drm tee_device:chr_file rw_file_perms;
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allow hal_drm_server { appdomain -isolated_app }:fd use;
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# only allow unprivileged socket ioctl commands
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allowxperm hal_drm self:{ rawip_socket tcp_socket udp_socket }
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ioctl { unpriv_sock_ioctls unpriv_tty_ioctls };
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###
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### neverallow rules
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###
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# hal_drm should never execute any executable without a
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# domain transition
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neverallow hal_drm_server { file_type fs_type }:file execute_no_trans;
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# do not allow privileged socket ioctl commands
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neverallowxperm hal_drm_server domain:{ rawip_socket tcp_socket udp_socket } ioctl priv_sock_ioctls;
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