1# face.sysprop 2# module becomes static class (Java) / namespace (C++) for serving API 3module: "android.face.virt.FaceHalProperties" 4owner: Vendor 5 6# type of face sensor 7prop { 8 prop_name: "persist.vendor.face.virtual.type" 9 type: String 10 scope: Public 11 access: ReadWrite 12 enum_values: "IR|RGB" 13 api_name: "type" 14} 15 16# the strength of the sensor 17prop { 18 prop_name: "persist.vendor.face.virtual.strength" 19 type: String 20 scope: Public 21 access: ReadWrite 22 enum_values: "convenience|weak|strong" 23 api_name: "strength" 24} 25 26# ids of current enrollments 27prop { 28 prop_name: "persist.vendor.face.virtual.enrollments" 29 type: IntegerList 30 scope: Public 31 access: ReadWrite 32 api_name: "enrollments" 33} 34 35# List of features 36prop { 37 prop_name: "persist.vendor.face.virtual.features" 38 type: IntegerList 39 scope: Public 40 access: ReadWrite 41 api_name: "features" 42} 43 44# authenticate and detectInteraction will succeed with this 45# enrollment id, when present, otherwise they will error 46prop { 47 prop_name: "vendor.face.virtual.enrollment_hit" 48 type: Integer 49 scope: Public 50 access: ReadWrite 51 api_name: "enrollment_hit" 52} 53 54# The initial latency for enrollment 55prop { 56 prop_name: "vendor.face.virtual.operation_start_enroll_latency" 57 type: Integer 58 scope: Public 59 access: ReadWrite 60 api_name: "operation_start_enroll_latency" 61} 62 63# the next enrollment in the format: 64# "<id>,<bucket_id>:<delay>:<succeeds>,<bucket_id>..." 65# for example: "0:1,0:100:1,1:200:1" indicating that bucket 0 took 66# 50 milliseconds, bucket 1 took 100 milliseconds, bucket 2 took 200 milliseconds. 67# Note that it is up to the configuration to determine how many buckets are required 68# to complete an enrollment 69prop { 70 prop_name: "vendor.face.virtual.next_enrollment" 71 type: String 72 scope: Public 73 access: ReadWrite 74 api_name: "next_enrollment" 75} 76 77# value for getAuthenticatorId or 0 78prop { 79 prop_name: "vendor.face.virtual.authenticator_id" 80 type: Long 81 scope: Public 82 access: ReadWrite 83 api_name: "authenticator_id" 84} 85 86# value for generateChallenge 87prop { 88 prop_name: "vendor.face.virtual.challenge" 89 type: Long 90 scope: Public 91 access: ReadWrite 92 api_name: "challenge" 93} 94 95# if locked out 96prop { 97 prop_name: "vendor.face.virtual.lockout" 98 type: Boolean 99 scope: Public 100 access: ReadWrite 101 api_name: "lockout" 102} 103 104# force all authenticate operations to fail 105prop { 106 prop_name: "vendor.face.virtual.operation_authenticate_fails" 107 type: Boolean 108 scope: Public 109 access: ReadWrite 110 api_name: "operation_authenticate_fails" 111} 112 113# force all detectInteraction operations to fail 114prop { 115 prop_name: "vendor.face.virtual.operation_detect_interaction_fails" 116 type: Boolean 117 scope: Public 118 access: ReadWrite 119 api_name: "operation_detect_interaction_fails" 120} 121 122# force all enroll operations to fail 123prop { 124 prop_name: "vendor.face.virtual.operation_enroll_fails" 125 type: Boolean 126 scope: Public 127 access: ReadWrite 128 api_name: "operation_enroll_fails" 129} 130 131# add a latency to authentication operations 132# Note that this latency is the initial authentication latency that occurs before 133# the HAL will send AcquiredInfo::START and AcquiredInfo::FIRST_FRAME_RECEIVED 134prop { 135 prop_name: "vendor.face.virtual.operation_authenticate_latency" 136 type: Integer 137 scope: Public 138 access: ReadWrite 139 api_name: "operation_authenticate_latency" 140} 141 142# add a latency to detectInteraction operations 143prop { 144 prop_name: "vendor.face.virtual.operation_detect_interaction_latency" 145 type: Integer 146 scope: Public 147 access: ReadWrite 148 api_name: "operation_detect_interaction_latency" 149} 150 151# millisecond duration for authenticate operations 152# (waits for changes to enrollment_hit) 153prop { 154 prop_name: "vendor.face.virtual.operation_authenticate_duration" 155 type: Integer 156 scope: Public 157 access: ReadWrite 158 api_name: "operation_authenticate_duration" 159} 160