Use "sqlite::randomness" to generate uuids.

Author: rkistner

Cargo.lock

@@ -23,9 +23,7 @@ serde = { version = "1.0", default-features = false, features = ["alloc", "deriv
 [dependencies.uuid]
 version = "1.4.1"
 default-features = false
-features = [
-    "v4"
-]
+features = []
 
 
 [dev-dependencies]

crates/core/Cargo.toml

@@ -6,7 +6,6 @@ use serde_json as json;
 
 use sqlite_nostd as sqlite;
 use sqlite_nostd::{Connection, ResultCode};
-use uuid::Uuid;
 use crate::error::{SQLiteError, PSResult};
 
 use crate::ext::SafeManagedStmt;
@@ -263,7 +262,7 @@ pub fn delete_pending_buckets(
 pub fn delete_bucket(
     db: *mut sqlite::sqlite3, name: &str) -> Result<(), SQLiteError> {
 
-    let id = Uuid::new_v4();
+    let id = gen_uuid();
     let new_name = format!("$delete_{}_{}", name, id.hyphenated().to_string());
 
     // language=SQLite

crates/core/src/operations.rs

@@ -8,6 +8,7 @@ use serde_json as json;
 
 use sqlite::{Connection, ResultCode};
 use sqlite_nostd as sqlite;
+use uuid::{Builder,Uuid};
 use sqlite_nostd::ManagedStmt;
 
 use crate::error::SQLiteError;
@@ -84,6 +85,12 @@ pub fn deserialize_optional_string_to_i64<'de, D>(deserializer: D) -> Result<Opt
     }
 }
 
+pub fn gen_uuid() -> Uuid {
+    let mut random_bytes: [u8; 16] = [0; 16];
+    sqlite::randomness(&mut random_bytes);
+    let id = Builder::from_random_bytes(random_bytes).into_uuid();
+    id
+}
 
 pub const MAX_OP_ID: &str = "9223372036854775807";
 

crates/core/src/util.rs

@@ -9,16 +9,17 @@ use core::slice;
 use sqlite::ResultCode;
 use sqlite_nostd as sqlite;
 use sqlite_nostd::{Connection, Context};
-use uuid::Uuid;
 
 use crate::create_sqlite_text_fn;
 use crate::error::SQLiteError;
+use crate::util::*;
+
 
 fn uuid_v4_impl(
     _ctx: *mut sqlite::context,
     _args: &[*mut sqlite::value],
 ) -> Result<String, ResultCode> {
-    let id = Uuid::new_v4();
+    let id = gen_uuid();
     Ok(id.hyphenated().to_string())
 }
 

crates/core/src/uuid.rs

@@ -25,4 +25,5 @@ fn main() {
     cfg.compile("sqlite-ps");
 
     println!("cargo:rustc-link-lib=readline");
+    println!("cargo:rustc-link-lib=c");
 }