remove unused code

Author: jbesraa

lightning/src/util/base32.rs

@@ -123,7 +123,8 @@ impl Alphabet {
 	    // decodable, treat the string as invalid.
 	    return Err(());
 	}
-	let mut ret = Self::decode_data((data.len() + 7) / 8 * 5, data, &ZBASE_INV_ALPHABET)?;
+	let cap = (data.len() + 7) / 8 * 5;
+	let mut ret = Self::decode_data(cap, data, &ZBASE_INV_ALPHABET)?;
 	for c in ret.drain(output_length..) {
 	    if c != 0 {
 		// If the original string had any bits set at positions outside of the encoded data,
@@ -133,7 +134,7 @@ impl Alphabet {
 	}
 	// Check that our capacity calculation doesn't under-shoot in fuzzing
 	#[cfg(fuzzing)]
-	assert_eq!(ret.capacity(), (data.len() + 7) / 8 * 5);
+	assert_eq!(ret.capacity(), cap);
 	Ok(ret)
     }
 
@@ -183,34 +184,6 @@ impl Alphabet {
     }
 }
 
-
-// /// Encode a byte slice into a base32 string.
-// pub fn encode(alphabet: Alphabet, data: &[u8]) -> String {
-//     let ret = match alphabet {
-// 	Alphabet::RFC4648 { padding } =>{
-// 	    rfc4648_encode(data, padding)
-// 	},
-// 	Alphabet::ZBase32 => {
-// 	    zbase32_encode(data)
-// 	}
-//     };
-//     String::from_utf8(ret).unwrap()
-// }
-
-// /// Decode a base32 string into a byte vector.
-// pub fn decode(alphabet: Alphabet, data: &str) -> Result<Vec<u8>, ()> {
-//     let data = data.as_bytes();
-//     match alphabet {
-// 	Alphabet::RFC4648 { .. } => {
-// 	    rfc4648_decode(data)
-// 	},
-// 	Alphabet::ZBase32 => {
-// 	    zbase32_decode(data)
-// 	},
-//     }
-// }
-
-
 #[cfg(test)]
 mod tests {
     use std::fmt::{Debug, Error, Formatter};