v0.3.10-pre.002

crates/ksp-raw-transaction-lib/src/error.rs

@@ -0,0 +1,27 @@
+// file: crates/ksp-raw-transaction-lib/src/error.rs
+// version: 1
+
+/// Error code used when RAW v1 canonical payload construction cannot preserve the frozen format contract.
+pub const ERROR_CODE_RAW_TRANSACTION_CANONICALIZATION_INVALID: ksp_core_lib::ErrorCode =
+    ksp_core_lib::ErrorCode::new("raw_transaction", "canonicalization_invalid");
+/// Error code used when source-neutral RAW transaction material violates a bounded semantic invariant.
+pub const ERROR_CODE_RAW_TRANSACTION_MATERIAL_INVALID: ksp_core_lib::ErrorCode = ksp_core_lib::ErrorCode::new("raw_transaction", "material_invalid");
+/// Error code used when textual Solana transaction signature material cannot decode to exactly 64 canonical bytes.
+pub const ERROR_CODE_RAW_TRANSACTION_SIGNATURE_INVALID: ksp_core_lib::ErrorCode = ksp_core_lib::ErrorCode::new("raw_transaction", "signature_invalid");
+
+/// Creates a safe canonicalization error without copying source payload material.
+pub(crate) fn canonicalization_error(field: &'static str) -> ksp_core_lib::Error {
+    return ksp_core_lib::Error::new(crate::ERROR_CODE_RAW_TRANSACTION_CANONICALIZATION_INVALID, "invalid canonical RAW transaction representation")
+        .with_context("field", field);
+}
+
+/// Creates a safe source-material error without copying source payload material.
+pub(crate) fn material_error(field: &'static str) -> ksp_core_lib::Error {
+    return ksp_core_lib::Error::new(crate::ERROR_CODE_RAW_TRANSACTION_MATERIAL_INVALID, "invalid source-neutral RAW transaction material")
+        .with_context("field", field);
+}
+
+/// Creates a safe signature error without copying textual signature material.
+pub(crate) fn signature_error() -> ksp_core_lib::Error {
+    return ksp_core_lib::Error::new(crate::ERROR_CODE_RAW_TRANSACTION_SIGNATURE_INVALID, "invalid canonical Solana transaction signature");
+}