74 lines
2.3 KiB
Rust
74 lines
2.3 KiB
Rust
use {
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crate::{
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config::{
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DrmDeviceMatch,
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context::Context,
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extractor::{Extractor, ExtractorError, n32, opt, recover, str},
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parser::{DataType, ParseResult, Parser, UnexpectedDataType},
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},
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toml::{
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toml_span::{DespanExt, Span, Spanned},
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toml_value::Value,
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},
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},
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indexmap::IndexMap,
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thiserror::Error,
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};
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#[derive(Debug, Error)]
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pub enum DrmDeviceMatchParserError {
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#[error(transparent)]
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Expected(#[from] UnexpectedDataType),
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#[error(transparent)]
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Extract(#[from] ExtractorError),
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}
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pub struct DrmDeviceMatchParser<'a>(pub &'a Context<'a>);
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impl Parser for DrmDeviceMatchParser<'_> {
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type Value = DrmDeviceMatch;
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type Error = DrmDeviceMatchParserError;
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const EXPECTED: &'static [DataType] = &[DataType::Table, DataType::Table];
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fn parse_array(&mut self, _span: Span, array: &[Spanned<Value>]) -> ParseResult<Self> {
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let mut res = vec![];
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for el in array {
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match el.parse(self) {
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Ok(m) => res.push(m),
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Err(e) => {
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log::error!("Could not parse match rule: {}", self.0.error(e));
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}
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}
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}
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Ok(DrmDeviceMatch::Any(res))
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}
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fn parse_table(
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&mut self,
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span: Span,
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table: &IndexMap<Spanned<String>, Spanned<Value>>,
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) -> ParseResult<Self> {
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let mut ext = Extractor::new(self.0, span, table);
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let (name, syspath, vendor, vendor_name, model, model_name, devnode) = ext.extract((
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recover(opt(str("name"))),
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recover(opt(str("syspath"))),
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recover(opt(n32("pci-vendor"))),
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recover(opt(str("vendor"))),
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recover(opt(n32("pci-model"))),
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recover(opt(str("model"))),
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recover(opt(str("devnode"))),
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))?;
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if let Some(name) = name {
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self.0.used.borrow_mut().drm_devices.push(name.into());
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}
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Ok(DrmDeviceMatch::All {
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name: name.despan_into(),
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syspath: syspath.despan_into(),
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vendor: vendor.despan(),
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vendor_name: vendor_name.despan_into(),
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model: model.despan(),
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model_name: model_name.despan_into(),
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devnode: devnode.despan_into(),
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})
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}
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}
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