Fix cargo protoc error

rust/Cargo.toml

@@ -13,7 +13,7 @@ members = ["codegen"]
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 [dependencies]
-prost = { version = "0.7.0", default-features = false, features = ["prost-derive"] }
+prost = { version = "0.8.0", default-features = false, features = ["prost-derive"] }
 bytes = { version = "1.0.1", default-features = false }
 hex = { version = "0.4.3", default-features = false, features = [ "alloc" ] }
 sha2 = { version = "0.9.3", default-features = false }

rust/codegen/Cargo.toml

@@ -7,6 +7,6 @@ edition = "2018"
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
-prost = "0.5"
-prost-build = "0.5"
-bytes = "0.4.12"
+prost = "0.8.0"
+prost-build = "0.8.0"
+bytes = "1.0.1"

rust/src/api.rs

@@ -30,7 +30,7 @@ pub fn verify_membership(
 
     //    if let Some(ics23::commitment_proof::Proof::Exist(ex)) = &proof.proof {
     if let Some(ex) = get_exist_proof(proof, key) {
-        let valid = verify_existence(&ex, spec, root, key, value);
+        let valid = verify_existence(ex, spec, root, key, value);
         valid.is_ok()
     } else {
         false
@@ -58,7 +58,7 @@ pub fn verify_non_membership(
     }
 
     if let Some(non) = get_nonexist_proof(proof, key) {
-        let valid = verify_non_existence(&non, spec, root, key);
+        let valid = verify_non_existence(non, spec, root, key);
         valid.is_ok()
     } else {
         false
@@ -397,18 +397,18 @@ mod tests {
         data: &RefData,
     ) -> Result<()> {
         if let Some(value) = &data.value {
-            let valid = super::verify_membership(&proof, spec, &data.root, &data.key, &value);
+            let valid = super::verify_membership(proof, spec, &data.root, &data.key, value);
             ensure!(valid, "invalid test vector");
             let mut items = BTreeMap::new();
             items.insert(data.key.as_slice(), value.as_slice());
-            let valid = super::verify_batch_membership(&proof, spec, &data.root, items);
+            let valid = super::verify_batch_membership(proof, spec, &data.root, items);
             ensure!(valid, "invalid test vector");
             Ok(())
         } else {
-            let valid = super::verify_non_membership(&proof, spec, &data.root, &data.key);
+            let valid = super::verify_non_membership(proof, spec, &data.root, &data.key);
             ensure!(valid, "invalid test vector");
             let keys = &[data.key.as_slice()];
-            let valid = super::verify_batch_non_membership(&proof, spec, &data.root, keys);
+            let valid = super::verify_batch_non_membership(proof, spec, &data.root, keys);
             ensure!(valid, "invalid test vector");
             Ok(())
         }

rust/src/compress.rs

@@ -7,11 +7,10 @@ use crate::helpers::Result;
 use crate::ics23;
 
 pub fn is_compressed(proof: &ics23::CommitmentProof) -> bool {
-    if let Some(ics23::commitment_proof::Proof::Compressed(_)) = &proof.proof {
-        true
-    } else {
-        false
-    }
+    matches!(
+        &proof.proof,
+        Some(ics23::commitment_proof::Proof::Compressed(_))
+    )
 }
 
 pub fn compress(proof: &ics23::CommitmentProof) -> Result<ics23::CommitmentProof> {
@@ -38,7 +37,7 @@ pub fn compress_batch(proof: &ics23::BatchProof) -> Result<ics23::CommitmentProo
     for entry in &proof.entries {
         let centry = match &entry.proof {
             Some(ics23::batch_entry::Proof::Exist(ex)) => {
-                let exist = compress_exist(&ex, &mut lookup, &mut registry)?;
+                let exist = compress_exist(ex, &mut lookup, &mut registry)?;
                 ics23::CompressedBatchEntry {
                     proof: Some(ics23::compressed_batch_entry::Proof::Exist(exist)),
                 }
@@ -116,14 +115,14 @@ pub fn decompress_batch(proof: &ics23::CompressedBatchProof) -> Result<ics23::Co
         .map(|cent| -> Result<ics23::BatchEntry> {
             match &cent.proof {
                 Some(ics23::compressed_batch_entry::Proof::Exist(ex)) => {
-                    let exist = decompress_exist(&ex, &lookup);
+                    let exist = decompress_exist(ex, lookup);
                     Ok(ics23::BatchEntry {
                         proof: Some(ics23::batch_entry::Proof::Exist(exist)),
                     })
                 }
                 Some(ics23::compressed_batch_entry::Proof::Nonexist(non)) => {
-                    let left = non.left.clone().map(|l| decompress_exist(&l, &lookup));
-                    let right = non.right.clone().map(|r| decompress_exist(&r, &lookup));
+                    let left = non.left.clone().map(|l| decompress_exist(&l, lookup));
+                    let right = non.right.clone().map(|r| decompress_exist(&r, lookup));
                     let nonexist = ics23::NonExistenceProof {
                         key: non.key.clone(),
                         left,

rust/src/ics23.rs

@@ -20,14 +20,14 @@
 ///length-prefix the data before hashing it.
 #[derive(Clone, PartialEq, ::prost::Message)]
 pub struct ExistenceProof {
-    #[prost(bytes, tag = "1")]
-    pub key: alloc::vec::Vec<u8>,
-    #[prost(bytes, tag = "2")]
-    pub value: alloc::vec::Vec<u8>,
+    #[prost(bytes = "vec", tag = "1")]
+    pub key: ::prost::alloc::vec::Vec<u8>,
+    #[prost(bytes = "vec", tag = "2")]
+    pub value: ::prost::alloc::vec::Vec<u8>,
     #[prost(message, optional, tag = "3")]
     pub leaf: ::core::option::Option<LeafOp>,
     #[prost(message, repeated, tag = "4")]
-    pub path: ::alloc::vec::Vec<InnerOp>,
+    pub path: ::prost::alloc::vec::Vec<InnerOp>,
 }
 ///
 ///NonExistenceProof takes a proof of two neighbors, one left of the desired key,
@@ -36,8 +36,8 @@ pub struct ExistenceProof {
 #[derive(Clone, PartialEq, ::prost::Message)]
 pub struct NonExistenceProof {
     /// TODO: remove this as unnecessary??? we prove a range
-    #[prost(bytes, tag = "1")]
-    pub key: alloc::vec::Vec<u8>,
+    #[prost(bytes = "vec", tag = "1")]
+    pub key: ::prost::alloc::vec::Vec<u8>,
     #[prost(message, optional, tag = "2")]
     pub left: ::core::option::Option<ExistenceProof>,
     #[prost(message, optional, tag = "3")]
@@ -50,6 +50,7 @@ pub struct CommitmentProof {
     #[prost(oneof = "commitment_proof::Proof", tags = "1, 2, 3, 4")]
     pub proof: ::core::option::Option<commitment_proof::Proof>,
 }
+/// Nested message and enum types in `CommitmentProof`.
 pub mod commitment_proof {
     #[derive(Clone, PartialEq, ::prost::Oneof)]
     pub enum Proof {
@@ -90,8 +91,8 @@ pub struct LeafOp {
     pub length: i32,
     /// prefix is a fixed bytes that may optionally be included at the beginning to differentiate
     /// a leaf node from an inner node.
-    #[prost(bytes, tag = "5")]
-    pub prefix: alloc::vec::Vec<u8>,
+    #[prost(bytes = "vec", tag = "5")]
+    pub prefix: ::prost::alloc::vec::Vec<u8>,
 }
 ///*
 ///InnerOp represents a merkle-proof step that is not a leaf.
@@ -113,10 +114,10 @@ pub struct LeafOp {
 pub struct InnerOp {
     #[prost(enumeration = "HashOp", tag = "1")]
     pub hash: i32,
-    #[prost(bytes, tag = "2")]
-    pub prefix: alloc::vec::Vec<u8>,
-    #[prost(bytes, tag = "3")]
-    pub suffix: alloc::vec::Vec<u8>,
+    #[prost(bytes = "vec", tag = "2")]
+    pub prefix: ::prost::alloc::vec::Vec<u8>,
+    #[prost(bytes = "vec", tag = "3")]
+    pub suffix: ::prost::alloc::vec::Vec<u8>,
 }
 ///*
 ///ProofSpec defines what the expected parameters are for a given proof type.
@@ -159,16 +160,16 @@ pub struct InnerSpec {
     /// iavl tree is [0, 1] (left then right)
     /// merk is [0, 2, 1] (left, right, here)
     #[prost(int32, repeated, tag = "1")]
-    pub child_order: ::alloc::vec::Vec<i32>,
+    pub child_order: ::prost::alloc::vec::Vec<i32>,
     #[prost(int32, tag = "2")]
     pub child_size: i32,
     #[prost(int32, tag = "3")]
     pub min_prefix_length: i32,
     #[prost(int32, tag = "4")]
     pub max_prefix_length: i32,
     /// empty child is the prehash image that is used when one child is nil (eg. 20 bytes of 0)
-    #[prost(bytes, tag = "5")]
-    pub empty_child: alloc::vec::Vec<u8>,
+    #[prost(bytes = "vec", tag = "5")]
+    pub empty_child: ::prost::alloc::vec::Vec<u8>,
     /// hash is the algorithm that must be used for each InnerOp
     #[prost(enumeration = "HashOp", tag = "6")]
     pub hash: i32,
@@ -178,14 +179,15 @@ pub struct InnerSpec {
 #[derive(Clone, PartialEq, ::prost::Message)]
 pub struct BatchProof {
     #[prost(message, repeated, tag = "1")]
-    pub entries: ::alloc::vec::Vec<BatchEntry>,
+    pub entries: ::prost::alloc::vec::Vec<BatchEntry>,
 }
 /// Use BatchEntry not CommitmentProof, to avoid recursion
 #[derive(Clone, PartialEq, ::prost::Message)]
 pub struct BatchEntry {
     #[prost(oneof = "batch_entry::Proof", tags = "1, 2")]
     pub proof: ::core::option::Option<batch_entry::Proof>,
 }
+/// Nested message and enum types in `BatchEntry`.
 pub mod batch_entry {
     #[derive(Clone, PartialEq, ::prost::Oneof)]
     pub enum Proof {
@@ -200,16 +202,17 @@ pub mod batch_entry {
 #[derive(Clone, PartialEq, ::prost::Message)]
 pub struct CompressedBatchProof {
     #[prost(message, repeated, tag = "1")]
-    pub entries: ::alloc::vec::Vec<CompressedBatchEntry>,
+    pub entries: ::prost::alloc::vec::Vec<CompressedBatchEntry>,
     #[prost(message, repeated, tag = "2")]
-    pub lookup_inners: ::alloc::vec::Vec<InnerOp>,
+    pub lookup_inners: ::prost::alloc::vec::Vec<InnerOp>,
 }
 /// Use BatchEntry not CommitmentProof, to avoid recursion
 #[derive(Clone, PartialEq, ::prost::Message)]
 pub struct CompressedBatchEntry {
     #[prost(oneof = "compressed_batch_entry::Proof", tags = "1, 2")]
     pub proof: ::core::option::Option<compressed_batch_entry::Proof>,
 }
+/// Nested message and enum types in `CompressedBatchEntry`.
 pub mod compressed_batch_entry {
     #[derive(Clone, PartialEq, ::prost::Oneof)]
     pub enum Proof {
@@ -221,21 +224,21 @@ pub mod compressed_batch_entry {
 }
 #[derive(Clone, PartialEq, ::prost::Message)]
 pub struct CompressedExistenceProof {
-    #[prost(bytes, tag = "1")]
-    pub key: alloc::vec::Vec<u8>,
-    #[prost(bytes, tag = "2")]
-    pub value: alloc::vec::Vec<u8>,
+    #[prost(bytes = "vec", tag = "1")]
+    pub key: ::prost::alloc::vec::Vec<u8>,
+    #[prost(bytes = "vec", tag = "2")]
+    pub value: ::prost::alloc::vec::Vec<u8>,
     #[prost(message, optional, tag = "3")]
     pub leaf: ::core::option::Option<LeafOp>,
     /// these are indexes into the lookup_inners table in CompressedBatchProof
     #[prost(int32, repeated, tag = "4")]
-    pub path: ::alloc::vec::Vec<i32>,
+    pub path: ::prost::alloc::vec::Vec<i32>,
 }
 #[derive(Clone, PartialEq, ::prost::Message)]
 pub struct CompressedNonExistenceProof {
     /// TODO: remove this as unnecessary??? we prove a range
-    #[prost(bytes, tag = "1")]
-    pub key: alloc::vec::Vec<u8>,
+    #[prost(bytes = "vec", tag = "1")]
+    pub key: ::prost::alloc::vec::Vec<u8>,
     #[prost(message, optional, tag = "2")]
     pub left: ::core::option::Option<CompressedExistenceProof>,
     #[prost(message, optional, tag = "3")]
@@ -252,7 +255,7 @@ pub enum HashOp {
     Ripemd160 = 4,
     /// ripemd160(sha256(x))
     Bitcoin = 5,
-    Sha512_256 = 6,
+    Sha512256 = 6,
 }
 ///*
 ///LengthOp defines how to process the key and value of the LeafOp

rust/src/ops.rs

@@ -42,7 +42,7 @@ fn do_hash(hash: HashOp, data: &[u8]) -> Hash {
         HashOp::Bitcoin => {
             Hash::from(Ripemd160::digest(Sha256::digest(data).as_slice()).as_slice())
         }
-        HashOp::Sha512_256 => Hash::from(Sha512Trunc256::digest(data).as_slice()),
+        HashOp::Sha512256 => Hash::from(Sha512Trunc256::digest(data).as_slice()),
     }
 }
 
@@ -111,7 +111,7 @@ mod tests {
             "bitcoin hash fails"
         );
 
-        let hash = do_hash(HashOp::Sha512_256, b"food");
+        let hash = do_hash(HashOp::Sha512256, b"food");
         assert!(
             hash == decode("5b3a452a6acbf1fc1e553a40c501585d5bd3cca176d562e0a0e19a3c43804e88"),
             "sha512/256 hash fails"

rust/src/verify.rs

@@ -22,7 +22,7 @@ pub fn verify_existence(
     ensure!(proof.key == key, "Provided key doesn't match proof");
     ensure!(proof.value == value, "Provided value doesn't match proof");
 
-    let calc = calculate_existence_root(&proof)?;
+    let calc = calculate_existence_root(proof)?;
     ensure!(calc == root, "Root hash doesn't match");
     Ok(())
 }
@@ -34,11 +34,11 @@ pub fn verify_non_existence(
     key: &[u8],
 ) -> Result<()> {
     if let Some(left) = &proof.left {
-        verify_existence(&left, spec, root, &left.key, &left.value)?;
+        verify_existence(left, spec, root, &left.key, &left.value)?;
         ensure!(key > left.key.as_slice(), "left key isn't before key");
     }
     if let Some(right) = &proof.right {
-        verify_existence(&right, spec, root, &right.key, &right.value)?;
+        verify_existence(right, spec, root, &right.key, &right.value)?;
         ensure!(key < right.key.as_slice(), "right key isn't after key");
     }