From 6bfccf7f22a1e7c41534934733125dccb8bede72 Mon Sep 17 00:00:00 2001
From: Jannik Beyerstedt <beyerstedt@consider-it.de>
Date: Mon, 27 Apr 2026 14:11:18 +0200
Subject: [PATCH] WIP: try rasn tweaks

1.2 instead of 1.9 MB
---
 Cargo.lock | 13 ++++---------
 Cargo.toml | 10 +++++++++-
 2 files changed, 13 insertions(+), 10 deletions(-)

diff --git a/Cargo.lock b/Cargo.lock
index 7287266..4c84cbf 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -125,8 +125,7 @@ checksum = "1e748733b7cbc798e1434b6ac524f0c1ff2ab456fe201501e6497c8417a4fc33"
 [[package]]
 name = "c-its-parser"
 version = "2.1.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "eccb42b3a46ca58bcb038eb2e593c9733023ea54b2f3738374ec93c86136a0fd"
+source = "git+https://github.com/consider-it/C-ITS-Parser.git?branch=feat%2Frasn-tweaks#f3208f5d2d1e14265809c652ce62d0668d1f3af6"
 dependencies = [
  "chrono",
  "etherparse",
@@ -1681,8 +1680,7 @@ checksum = "63b8176103e19a2643978565ca18b50549f6101881c443590420e4dc998a3c69"
 [[package]]
 name = "rasn"
 version = "0.28.13"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "88235e585f2f3fc26ad809c79a84dd77e6a7203eb7d12e5bcaab89fc036d3d90"
+source = "git+https://github.com/consider-it/rasn.git?branch=feat%2Ffeature-flags#2f7833af4339cac3be1775c2cd262e735f5e8ad0"
 dependencies = [
  "bitvec",
  "bitvec-nom2",
@@ -1696,7 +1694,6 @@ dependencies = [
  "num-traits",
  "once_cell",
  "rasn-derive",
- "serde_json",
  "snafu",
  "xml-no-std",
 ]
@@ -1704,8 +1701,7 @@ dependencies = [
 [[package]]
 name = "rasn-derive"
 version = "0.28.13"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "11dcd4dab09ceadedb3e2bedf340deb583f0e25bba9ad966b5655c2fb62b1392"
+source = "git+https://github.com/consider-it/rasn.git?branch=feat%2Ffeature-flags#2f7833af4339cac3be1775c2cd262e735f5e8ad0"
 dependencies = [
  "proc-macro2",
  "rasn-derive-impl",
@@ -1715,8 +1711,7 @@ dependencies = [
 [[package]]
 name = "rasn-derive-impl"
 version = "0.28.13"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f121c276d3f2fba8caabc870288de3f81abdb0bb94d5510651e58e1e00a7b9e7"
+source = "git+https://github.com/consider-it/rasn.git?branch=feat%2Ffeature-flags#2f7833af4339cac3be1775c2cd262e735f5e8ad0"
 dependencies = [
  "either",
  "itertools",
diff --git a/Cargo.toml b/Cargo.toml
index 5287171..8afb10e 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -43,7 +43,7 @@ esp-radio = { version = "0.18.0", features = [
   "sniffer",
 ] }
 
-c-its-parser = { version = "2.1.0", default-features = false, features = [
+c-its-parser = { version = "2.1.0", git = "https://github.com/consider-it/C-ITS-Parser.git", branch = "feat/rasn-tweaks", default-features = false, features = [
   "time",
   "geo",
   "libm",
@@ -68,6 +68,14 @@ lto           = 'fat'
 opt-level     = 's'
 strip         = "debuginfo"
 
+## cargo build --release && espflash save-image --chip esp32c5 target/riscv32imac-unknown-none-elf/release/esp32-c_its-companion out.bin
+# default rasn, debug 2,       strip default: 1,904,496 byte
+# default rasn, debug 2,       strip true:    1,904,592 byte
+# default rasn, debug default, strip default: 1,905,312 byte
+# only UPER,    debug 2,       strip default: 1,229,840 byte
+# only UPER,    debug 2,       strip true:    1,229,760 byte
+# only UPER,    debug default, strip default: 1,231,136 byte
+
 [profile.release-dbg]
 inherits      = "release"
 strip         = false