Initial commit

1 files changed, 26 insertions, 0 deletions

diff --git a/src/common.rs b/src/common.rs
new file mode 100644
index 0000000..4a622f5
--- /dev/null
+++ b/src/common.rs
@@ -0,0 +1,26 @@
+pub mod hash;
+pub mod json;
+pub mod mime;
+pub mod slot_map;
+pub mod sqlite;
+
+use std::{fs::File, path::PathBuf};
+
+use data_encoding::Encoding;
+use data_encoding_macro::new_encoding;
+use rand::{thread_rng, Rng};
+
+pub const BASE32: Encoding = new_encoding! {
+     symbols: "ABCDEFGHIJKLMNOPQRSTUVWXYZ234567",
+     translate_from: "abcdefghijklmnopqrstuvwxyz",
+     translate_to: "ABCDEFGHIJKLMNOPQRSTUVWXYZ",
+};
+
+pub fn temp_file() -> std::io::Result<(PathBuf, File)> {
+    let key: [u8; 16] = thread_rng().gen();
+
+    let mut path = std::env::temp_dir();
+    path.push(format!("carton-{}", BASE32.encode(&key)));
+
+    Ok((path.clone(), File::create_new(path)?))
+}