Nils Andreas Svee
82491f0f61
Set up the multi-crate project structure and add the core IRTT protocol with pinned dependencies for reproducible builds.
36 lines
1.1 KiB
Rust
36 lines
1.1 KiB
Rust
use thiserror::Error;
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pub type Result<T> = std::result::Result<T, ProtoError>;
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#[derive(Debug, Error, PartialEq, Eq)]
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pub enum ProtoError {
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#[error("packet is too short: needed {needed} bytes, got {actual}")]
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PacketTooShort { needed: usize, actual: usize },
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#[error("bad magic bytes")]
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BadMagic,
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#[error("reserved flag bits are set: 0x{0:02x}")]
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ReservedFlags(u8),
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#[error("required flag 0x{0:02x} is missing")]
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MissingFlag(u8),
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#[error("unexpected flag 0x{0:02x} is set")]
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UnexpectedFlag(u8),
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#[error("HMAC flag/key mismatch")]
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HmacPresenceMismatch,
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#[error("HMAC verification failed")]
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BadHmac,
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#[error("invalid HMAC field offset")]
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InvalidHmacOffset,
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#[error("varint is truncated")]
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TruncatedVarint,
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#[error("varint is too long")]
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VarintOverflow,
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#[error("string value is not valid UTF-8")]
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InvalidUtf8,
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#[error("invalid enum value {value} for {name}")]
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InvalidEnum { name: &'static str, value: i64 },
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#[error("open reply has zero token without close flag")]
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ZeroToken,
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#[error("trailing or malformed parameter payload")]
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MalformedParams,
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}
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