feat: add wasm bindings for Drive verification functions

Author: QuantumExplorer

.gitignore

@@ -34,3 +34,7 @@ node_modules
 # Rust build artifacts
 /target
 .gitaipconfig
+
+# wasm-drive-verify build artifacts
+packages/wasm-drive-verify/target/
+packages/wasm-drive-verify/wasm/

Cargo.toml

@@ -30,7 +30,8 @@ members = [
     "packages/check-features",
     "packages/wallet-utils-contract",
     "packages/token-history-contract",
-    "packages/keyword-search-contract"
+    "packages/keyword-search-contract",
+    "packages/wasm-drive-verify"
 ]
 
 exclude = ["packages/wasm-sdk"] # This one is experimental and not ready for use

packages/rs-drive/src/verify/system/mod.rs

@@ -4,3 +4,74 @@ mod verify_epoch_proposers;
 mod verify_total_credits_in_system;
 mod verify_upgrade_state;
 mod verify_upgrade_vote_status;
+
+// Re-export verify functions as standalone functions
+pub use crate::drive::Drive;
+use crate::error::Error;
+use crate::verify::RootHash;
+use dpp::block::epoch::EpochIndex;
+use dpp::block::extended_epoch_info::ExtendedEpochInfo;
+use dpp::fee::Credits;
+use dpp::prelude::CoreBlockHeight;
+use dpp::util::deserializer::ProtocolVersion;
+use dpp::version::PlatformVersion;
+use grovedb::Element;
+use nohash_hasher::IntMap;
+use std::collections::BTreeMap;
+
+/// Wrapper for Drive::verify_elements
+pub fn verify_elements(
+    proof: &[u8],
+    path: Vec<Vec<u8>>,
+    keys: Vec<Vec<u8>>,
+    platform_version: &PlatformVersion,
+) -> Result<(RootHash, BTreeMap<Vec<u8>, Option<Element>>), Error> {
+    Drive::verify_elements(proof, path, keys, platform_version)
+}
+
+/// Wrapper for Drive::verify_epoch_infos
+pub fn verify_epoch_infos(
+    proof: &[u8],
+    current_epoch: EpochIndex,
+    start_epoch: Option<EpochIndex>,
+    count: u16,
+    ascending: bool,
+    platform_version: &PlatformVersion,
+) -> Result<(RootHash, Vec<ExtendedEpochInfo>), Error> {
+    Drive::verify_epoch_infos(proof, current_epoch, start_epoch, count, ascending, platform_version)
+}
+
+/// Wrapper for Drive::verify_total_credits_in_system
+pub fn verify_total_credits_in_system(
+    proof: &[u8],
+    core_subsidy_halving_interval: u32,
+    request_activation_core_height: impl Fn() -> Result<CoreBlockHeight, Error>,
+    current_core_height: CoreBlockHeight,
+    platform_version: &PlatformVersion,
+) -> Result<(RootHash, Credits), Error> {
+    Drive::verify_total_credits_in_system(
+        proof,
+        core_subsidy_halving_interval,
+        request_activation_core_height,
+        current_core_height,
+        platform_version,
+    )
+}
+
+/// Wrapper for Drive::verify_upgrade_state
+pub fn verify_upgrade_state(
+    proof: &[u8],
+    platform_version: &PlatformVersion,
+) -> Result<(RootHash, IntMap<ProtocolVersion, u64>), Error> {
+    Drive::verify_upgrade_state(proof, platform_version)
+}
+
+/// Wrapper for Drive::verify_upgrade_vote_status
+pub fn verify_upgrade_vote_status(
+    proof: &[u8],
+    start_protx_hash: Option<[u8; 32]>,
+    count: u16,
+    platform_version: &PlatformVersion,
+) -> Result<(RootHash, BTreeMap<[u8; 32], ProtocolVersion>), Error> {
+    Drive::verify_upgrade_vote_status(proof, start_protx_hash, count, platform_version)
+}

packages/wasm-drive-verify/.cargo/config.toml

@@ -0,0 +1,5 @@
+[target.wasm32-unknown-unknown]
+rustflags = ["--cfg", "getrandom_backend=\"wasm_js\""]
+
+[build]
+target = "wasm32-unknown-unknown"