Can apply wasm to merged events, also for binned queries

crates/netpod/Cargo.toml

@@ -12,10 +12,11 @@ serde = { version = "1.0", features = ["derive"] }
 serde_json = "1.0"
 humantime-serde = "1.1.1"
 async-channel = "1.8.0"
-bytes = "1.3"
+bytes = "1.4.0"
 chrono = { version = "0.4.19", features = ["serde"] }
 futures-util = "0.3.14"
 tracing = "0.1.37"
 url = "2.2"
-num-traits = "0.2"
+num-traits = "0.2.16"
+hex = "0.4.3"
 err = { path = "../err" }

crates/netpod/src/hex.rs

@@ -0,0 +1,10 @@
+/// Input may also contain whitespace.
+pub fn decode_hex<INP: AsRef<str>>(inp: INP) -> Result<Vec<u8>, ()> {
+    let a: Vec<_> = inp
+        .as_ref()
+        .bytes()
+        .filter(|&x| (x >= b'0' && x <= b'9') || (x >= b'a' && x <= b'f'))
+        .collect();
+    let ret = hex::decode(a).map_err(|_| ())?;
+    Ok(ret)
+}

crates/netpod/src/netpod.rs

@@ -1,3 +1,4 @@
+pub mod hex;
 pub mod histo;
 pub mod query;
 pub mod range;