support encryption (#60)

Cargo.lock

@@ -344,9 +344,9 @@ checksum = "bef38d45163c2f1dde094a7dfd33ccf595c92905c8f8f4fdc18d06fb1037718a"
 
 [[package]]
 name = "bitflags"
-version = "2.4.1"
+version = "2.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "327762f6e5a765692301e5bb513e0d9fef63be86bbc14528052b1cd3e6f03e07"
+checksum = "cf4b9d6a944f767f8e5e0db018570623c85f3d925ac718db4e06d0187adb21c1"
 
 [[package]]
 name = "bitvec"
@@ -1288,6 +1288,7 @@ dependencies = [
  "atomicbox",
  "auto_impl",
  "base64 0.21.7",
+ "bitflags 2.5.0",
  "boringtun",
  "bytecodec",
  "byteorder",
@@ -1319,6 +1320,7 @@ dependencies = [
  "rand 0.8.5",
  "rcgen",
  "reqwest",
+ "ring 0.16.20",
  "rkyv",
  "rstest",
  "rustls",
@@ -2561,7 +2563,7 @@ version = "0.1.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c0ff37bd590ca25063e35af745c343cb7a0271906fb7b37e4813e8f79f00268d"
 dependencies = [
- "bitflags 2.4.1",
+ "bitflags 2.5.0",
  "libc",
 ]
 
@@ -2897,7 +2899,7 @@ version = "0.27.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2eb04e9c688eff1c89d72b407f168cf79bb9e867a9d3323ed6c01519eb9cc053"
 dependencies = [
- "bitflags 2.4.1",
+ "bitflags 2.5.0",
  "cfg-if",
  "libc",
  "memoffset",
@@ -3039,7 +3041,7 @@ version = "0.10.64"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "95a0481286a310808298130d22dd1fef0fa571e05a8f44ec801801e84b216b1f"
 dependencies = [
- "bitflags 2.4.1",
+ "bitflags 2.5.0",
  "cfg-if",
  "foreign-types",
  "libc",
@@ -4157,7 +4159,7 @@ version = "0.38.31"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "6ea3e1a662af26cd7a3ba09c0297a31af215563ecf42817c98df621387f4e949"
 dependencies = [
- "bitflags 2.4.1",
+ "bitflags 2.5.0",
  "errno",
  "libc",
  "linux-raw-sys",