httpsdate_config/
httpsdate_config_rust_config_lib_source.rs

1use fidl::unpersist;
2use fidl_cf_sc_internal_httpsdateconfig::Config as FidlConfig;
3use fuchsia_component_config::{Config as ComponentConfig, Error};
4use fuchsia_inspect::Node;
5use std::convert::TryInto;
6const EXPECTED_CHECKSUM: &[u8] = &[
7    0x47, 0x9d, 0xa0, 0xef, 0x6a, 0xf6, 0xb8, 0xac, 0x91, 0xd9, 0x20, 0xb6, 0xe9, 0x78, 0x94, 0xb6,
8    0x0a, 0xbf, 0x2c, 0x4f, 0x88, 0x4e, 0xa1, 0xdc, 0x15, 0x86, 0xae, 0x9e, 0x97, 0x2f, 0x1c, 0x6f,
9];
10#[derive(Debug)]
11pub struct Config {
12    pub first_rtt_time_factor: u16,
13    pub https_timeout_sec: u8,
14    pub max_attempts_urgency_high: u32,
15    pub max_attempts_urgency_low: u32,
16    pub max_attempts_urgency_medium: u32,
17    pub num_polls_urgency_high: u32,
18    pub num_polls_urgency_low: u32,
19    pub num_polls_urgency_medium: u32,
20    pub standard_deviation_bound_percentage: u8,
21    pub time_source_endpoint_url: String,
22    pub use_pull_api: bool,
23}
24impl Config {
25    #[doc = r" Take the config startup handle and parse its contents."]
26    #[doc = r""]
27    #[doc = r" # Panics"]
28    #[doc = r""]
29    #[doc = r" If the config startup handle was already taken or if it is not valid."]
30    pub fn take_from_startup_handle() -> Self {
31        <Self as ComponentConfig>::take_from_startup_handle()
32    }
33    #[doc = r" Parse `Self` from `vmo`."]
34    pub fn from_vmo(vmo: &zx::Vmo) -> Result<Self, Error> {
35        <Self as ComponentConfig>::from_vmo(vmo)
36    }
37    #[doc = r" Parse `Self` from `bytes`."]
38    pub fn from_bytes(bytes: &[u8]) -> Result<Self, Error> {
39        <Self as ComponentConfig>::from_bytes(bytes)
40    }
41    pub fn record_inspect(&self, inspector_node: &Node) {
42        <Self as ComponentConfig>::record_inspect(self, inspector_node)
43    }
44}
45impl ComponentConfig for Config {
46    #[doc = r" Parse `Self` from `bytes`."]
47    fn from_bytes(bytes: &[u8]) -> Result<Self, Error> {
48        let (checksum_len_bytes, bytes) = bytes.split_at_checked(2).ok_or(Error::TooFewBytes)?;
49        let checksum_len_bytes: [u8; 2] =
50            checksum_len_bytes.try_into().expect("previous call guaranteed 2 element slice");
51        let checksum_length = u16::from_le_bytes(checksum_len_bytes) as usize;
52        let (observed_checksum, bytes) =
53            bytes.split_at_checked(checksum_length).ok_or(Error::TooFewBytes)?;
54        if observed_checksum != EXPECTED_CHECKSUM {
55            return Err(Error::ChecksumMismatch {
56                expected_checksum: EXPECTED_CHECKSUM.to_vec(),
57                observed_checksum: observed_checksum.to_vec(),
58            });
59        }
60        let fidl_config: FidlConfig = unpersist(bytes).map_err(Error::Unpersist)?;
61        Ok(Self {
62            first_rtt_time_factor: fidl_config.first_rtt_time_factor,
63            https_timeout_sec: fidl_config.https_timeout_sec,
64            max_attempts_urgency_high: fidl_config.max_attempts_urgency_high,
65            max_attempts_urgency_low: fidl_config.max_attempts_urgency_low,
66            max_attempts_urgency_medium: fidl_config.max_attempts_urgency_medium,
67            num_polls_urgency_high: fidl_config.num_polls_urgency_high,
68            num_polls_urgency_low: fidl_config.num_polls_urgency_low,
69            num_polls_urgency_medium: fidl_config.num_polls_urgency_medium,
70            standard_deviation_bound_percentage: fidl_config.standard_deviation_bound_percentage,
71            time_source_endpoint_url: fidl_config.time_source_endpoint_url,
72            use_pull_api: fidl_config.use_pull_api,
73        })
74    }
75    fn record_inspect(&self, inspector_node: &Node) {
76        inspector_node.record_uint("first_rtt_time_factor", self.first_rtt_time_factor as u64);
77        inspector_node.record_uint("https_timeout_sec", self.https_timeout_sec as u64);
78        inspector_node
79            .record_uint("max_attempts_urgency_high", self.max_attempts_urgency_high as u64);
80        inspector_node
81            .record_uint("max_attempts_urgency_low", self.max_attempts_urgency_low as u64);
82        inspector_node
83            .record_uint("max_attempts_urgency_medium", self.max_attempts_urgency_medium as u64);
84        inspector_node.record_uint("num_polls_urgency_high", self.num_polls_urgency_high as u64);
85        inspector_node.record_uint("num_polls_urgency_low", self.num_polls_urgency_low as u64);
86        inspector_node
87            .record_uint("num_polls_urgency_medium", self.num_polls_urgency_medium as u64);
88        inspector_node.record_uint(
89            "standard_deviation_bound_percentage",
90            self.standard_deviation_bound_percentage as u64,
91        );
92        inspector_node.record_string("time_source_endpoint_url", &self.time_source_endpoint_url);
93        inspector_node.record_bool("use_pull_api", self.use_pull_api);
94    }
95}
httpsdate_config/httpsdate_config_rust_config_lib_source.rs

httpsdate_config/
httpsdate_config_rust_config_lib_source.rs
