Add custom backend to lint and tests scripts

Signed-off-by: willieyz <[email protected]>

Author: willieyz

scripts/lint

@@ -156,7 +156,7 @@ check-spdx()
       success=false
     fi
   done
-  for file in $(git ls-files -- "*.[chsS]" "*.py" ":/!proofs/cbmc/*.py" ":/!examples/bring_your_own_fips202/custom_fips202/tiny_sha3/*"); do
+  for file in $(git ls-files -- "*.[chsS]" "*.py" ":/!proofs/cbmc/*.py" ":/!examples/bring_your_own_fips202/custom_fips202/tiny_sha3/*" ":/!examples/custom_backend/mldsa_native/mldsa/src/fips202/native/custom/src/sha3/*"); do
     # Ignore symlinks
     if [[ ! -L $file && $(grep "Copyright (c) The mldsa-native project authors" $file | wc -l) == 0 ]]; then
       gh_error "$file" "${line:-1}" "Missing copyright header error" "$file is missing copyright header"

scripts/tests

@@ -206,6 +206,7 @@ class TEST_TYPES(Enum):
     MONOLITHIC_BUILD_MULTILEVEL = 11
     BASIC_DETERMINISTIC = 12
     BRING_YOUR_OWN_FIPS202_STATIC = 13
+    CUSTOM_BACKEND = 14
 
     def is_benchmark(self):
         return self in [TEST_TYPES.BENCH, TEST_TYPES.BENCH_COMPONENTS]
@@ -222,6 +223,7 @@ class TEST_TYPES(Enum):
             TEST_TYPES.MONOLITHIC_BUILD,
             TEST_TYPES.MONOLITHIC_BUILD_MULTILEVEL,
             TEST_TYPES.BRING_YOUR_OWN_FIPS202_STATIC,
+            TEST_TYPES.CUSTOM_BACKEND,
         ]
 
     @staticmethod
@@ -263,6 +265,8 @@ class TEST_TYPES(Enum):
             return "Example (monobuild, multilevel)"
         if self == TEST_TYPES.BRING_YOUR_OWN_FIPS202_STATIC:
             return "Example (bring your own FIPS-202, static)"
+        if self == TEST_TYPES.CUSTOM_BACKEND:
+            return "Example (Custom Backend)"
 
     def make_dir(self):
         if self == TEST_TYPES.BASIC:
@@ -277,6 +281,8 @@ class TEST_TYPES(Enum):
             return "examples/monolithic_build_multilevel"
         if self == TEST_TYPES.BRING_YOUR_OWN_FIPS202_STATIC:
             return "examples/bring_your_own_fips202_static"
+        if self == TEST_TYPES.CUSTOM_BACKEND:
+            return "examples/custom_backend"
         return ""
 
     def make_target(self):
@@ -306,6 +312,8 @@ class TEST_TYPES(Enum):
             return ""
         if self == TEST_TYPES.BRING_YOUR_OWN_FIPS202_STATIC:
             return ""
+        if self == TEST_TYPES.CUSTOM_BACKEND:
+            return ""
 
     def make_run_target(self, scheme):
         t = self.make_target()
@@ -1050,7 +1058,7 @@ def cli():
         choices=[
             "bring_your_own_fips202",
             # "bring_your_own_fips202_static",
-            # "custom_backend",
+            "custom_backend",
             "basic",
             "basic_deterministic",
             "monolithic_build",
@@ -1104,6 +1112,7 @@ def cli():
             "monolithic_build",
             "monolithic_build_multilevel",
             "bring_your_own_fips202_static",
+            "custom_backend",
         ],
         action="append",
     )