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| author | Eelco Dolstra <edolstra@gmail.com> | 2019-12-10 20:48:36 +0100 |
|---|---|---|
| committer | Eelco Dolstra <edolstra@gmail.com> | 2019-12-10 22:15:20 +0100 |
| commit | f800d450b78091835ab7ca67847d76e75d877a24 (patch) | |
| tree | 45f0f2677cda3c3ed484c5dd28c0a69208edab44 /nix-rust/src/c.rs | |
| parent | f64b58b45e86e15f64aa2dff67436c2d6fe4a4d8 (diff) | |
Speed up StorePath::to_string()
1.81% -> 0.56%
Diffstat (limited to 'nix-rust/src/c.rs')
| -rw-r--r-- | nix-rust/src/c.rs | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/nix-rust/src/c.rs b/nix-rust/src/c.rs index 4c1724eb3..19e737a88 100644 --- a/nix-rust/src/c.rs +++ b/nix-rust/src/c.rs @@ -1,6 +1,7 @@ use super::{ error, foreign::{self, CBox}, + store::path, store::StorePath, util, }; @@ -53,8 +54,12 @@ pub unsafe extern "C" fn ffi_StorePath_drop(self_: *mut StorePath) { } #[no_mangle] -pub extern "C" fn ffi_StorePath_to_string(self_: &StorePath) -> String { - format!("{}", self_) +pub extern "C" fn ffi_StorePath_to_string(self_: &StorePath) -> Vec<u8> { + let mut buf = vec![0; path::STORE_PATH_HASH_CHARS + 1 + self_.name.name().len()]; + util::base32::encode_into(self_.hash.hash(), &mut buf[0..path::STORE_PATH_HASH_CHARS]); + buf[path::STORE_PATH_HASH_CHARS] = b'-'; + buf[path::STORE_PATH_HASH_CHARS + 1..].clone_from_slice(self_.name.name().as_bytes()); + buf } #[no_mangle] |