| use fidl::unpersist; |
| use fidl_my_config_lib::Config as FidlConfig; |
| use fuchsia_inspect::{ArithmeticArrayProperty, ArrayProperty, Node}; |
| use fuchsia_runtime::{take_startup_handle, HandleInfo, HandleType}; |
| use fuchsia_zircon as zx; |
| #[derive(Debug)] |
| pub struct Config { |
| pub my_flag: bool, |
| pub my_int16: i16, |
| pub my_int32: i32, |
| pub my_int64: i64, |
| pub my_int8: i8, |
| pub my_string: String, |
| pub my_uint16: u16, |
| pub my_uint32: u32, |
| pub my_uint64: u64, |
| pub my_uint8: u8, |
| pub my_vector_of_flag: Vec<bool>, |
| pub my_vector_of_int16: Vec<i16>, |
| pub my_vector_of_int32: Vec<i32>, |
| pub my_vector_of_int64: Vec<i64>, |
| pub my_vector_of_int8: Vec<i8>, |
| pub my_vector_of_string: Vec<String>, |
| pub my_vector_of_uint16: Vec<u16>, |
| pub my_vector_of_uint32: Vec<u32>, |
| pub my_vector_of_uint64: Vec<u64>, |
| pub my_vector_of_uint8: Vec<u8>, |
| } |
| impl Config { |
| pub fn take_from_startup_handle() -> Self { |
| let config_vmo: zx::Vmo = |
| take_startup_handle(HandleInfo::new(HandleType::ComponentConfigVmo, 0)) |
| .expect("Config VMO handle must be provided and cannot already have been taken.") |
| .into(); |
| let config_size = |
| config_vmo.get_content_size().expect("must be able to read config vmo content size"); |
| assert_ne!(config_size, 0, "config vmo must be non-empty"); |
| let mut config_bytes = Vec::new(); |
| config_bytes.resize(config_size as usize, 0); |
| config_vmo.read(&mut config_bytes, 0).expect("must be able to read config vmo"); |
| let checksum_length = u16::from_le_bytes([config_bytes[0], config_bytes[1]]) as usize; |
| let fidl_start = 2 + checksum_length; |
| let observed_checksum = &config_bytes[2..fidl_start]; |
| let expected_checksum = vec![ |
| 0xcd, 0x57, 0xb2, 0xa2, 0x89, 0xbb, 0xb6, 0x11, 0xcf, 0x81, 0x50, 0xec, 0x06, 0xc5, |
| 0x06, 0x4c, 0x7c, 0xae, 0x79, 0x0f, 0xaa, 0x73, 0x0b, 0x6f, 0xa1, 0x02, 0xc3, 0x53, |
| 0x7b, 0x94, 0xee, 0x1a, |
| ]; |
| assert_eq!( |
| observed_checksum, expected_checksum, |
| "checksum from config VMO does not match expected checksum" |
| ); |
| let fidl_config: FidlConfig = unpersist(&config_bytes[fidl_start..]) |
| .expect("must be able to parse bytes as config FIDL"); |
| Self { |
| my_flag: fidl_config.my_flag, |
| my_int16: fidl_config.my_int16, |
| my_int32: fidl_config.my_int32, |
| my_int64: fidl_config.my_int64, |
| my_int8: fidl_config.my_int8, |
| my_string: fidl_config.my_string, |
| my_uint16: fidl_config.my_uint16, |
| my_uint32: fidl_config.my_uint32, |
| my_uint64: fidl_config.my_uint64, |
| my_uint8: fidl_config.my_uint8, |
| my_vector_of_flag: fidl_config.my_vector_of_flag, |
| my_vector_of_int16: fidl_config.my_vector_of_int16, |
| my_vector_of_int32: fidl_config.my_vector_of_int32, |
| my_vector_of_int64: fidl_config.my_vector_of_int64, |
| my_vector_of_int8: fidl_config.my_vector_of_int8, |
| my_vector_of_string: fidl_config.my_vector_of_string, |
| my_vector_of_uint16: fidl_config.my_vector_of_uint16, |
| my_vector_of_uint32: fidl_config.my_vector_of_uint32, |
| my_vector_of_uint64: fidl_config.my_vector_of_uint64, |
| my_vector_of_uint8: fidl_config.my_vector_of_uint8, |
| } |
| } |
| pub fn record_inspect(&self, inspector_node: &Node) { |
| inspector_node.record_bool("my_flag", self.my_flag); |
| inspector_node.record_int("my_int16", self.my_int16 as i64); |
| inspector_node.record_int("my_int32", self.my_int32 as i64); |
| inspector_node.record_int("my_int64", self.my_int64); |
| inspector_node.record_int("my_int8", self.my_int8 as i64); |
| inspector_node.record_string("my_string", &self.my_string); |
| inspector_node.record_uint("my_uint16", self.my_uint16 as u64); |
| inspector_node.record_uint("my_uint32", self.my_uint32 as u64); |
| inspector_node.record_uint("my_uint64", self.my_uint64); |
| inspector_node.record_uint("my_uint8", self.my_uint8 as u64); |
| let arr = |
| inspector_node.create_uint_array("my_vector_of_flag", self.my_vector_of_flag.len()); |
| for i in 0..self.my_vector_of_flag.len() { |
| arr.add(i, self.my_vector_of_flag[i] as u64); |
| } |
| inspector_node.record(arr); |
| let arr = |
| inspector_node.create_int_array("my_vector_of_int16", self.my_vector_of_int16.len()); |
| for i in 0..self.my_vector_of_int16.len() { |
| arr.add(i, self.my_vector_of_int16[i] as i64); |
| } |
| inspector_node.record(arr); |
| let arr = |
| inspector_node.create_int_array("my_vector_of_int32", self.my_vector_of_int32.len()); |
| for i in 0..self.my_vector_of_int32.len() { |
| arr.add(i, self.my_vector_of_int32[i] as i64); |
| } |
| inspector_node.record(arr); |
| let arr = |
| inspector_node.create_int_array("my_vector_of_int64", self.my_vector_of_int64.len()); |
| for i in 0..self.my_vector_of_int64.len() { |
| arr.add(i, self.my_vector_of_int64[i]); |
| } |
| inspector_node.record(arr); |
| let arr = |
| inspector_node.create_int_array("my_vector_of_int8", self.my_vector_of_int8.len()); |
| for i in 0..self.my_vector_of_int8.len() { |
| arr.add(i, self.my_vector_of_int8[i] as i64); |
| } |
| inspector_node.record(arr); |
| let arr = inspector_node |
| .create_string_array("my_vector_of_string", self.my_vector_of_string.len()); |
| for i in 0..self.my_vector_of_string.len() { |
| arr.set(i, &self.my_vector_of_string[i]); |
| } |
| inspector_node.record(arr); |
| let arr = |
| inspector_node.create_uint_array("my_vector_of_uint16", self.my_vector_of_uint16.len()); |
| for i in 0..self.my_vector_of_uint16.len() { |
| arr.add(i, self.my_vector_of_uint16[i] as u64); |
| } |
| inspector_node.record(arr); |
| let arr = |
| inspector_node.create_uint_array("my_vector_of_uint32", self.my_vector_of_uint32.len()); |
| for i in 0..self.my_vector_of_uint32.len() { |
| arr.add(i, self.my_vector_of_uint32[i] as u64); |
| } |
| inspector_node.record(arr); |
| let arr = |
| inspector_node.create_uint_array("my_vector_of_uint64", self.my_vector_of_uint64.len()); |
| for i in 0..self.my_vector_of_uint64.len() { |
| arr.add(i, self.my_vector_of_uint64[i]); |
| } |
| inspector_node.record(arr); |
| let arr = |
| inspector_node.create_uint_array("my_vector_of_uint8", self.my_vector_of_uint8.len()); |
| for i in 0..self.my_vector_of_uint8.len() { |
| arr.add(i, self.my_vector_of_uint8[i] as u64); |
| } |
| inspector_node.record(arr); |
| } |
| } |
