add size_t to reinterpret_cast rule

brave · Oct 19, 2024 · d739070 · d739070
1 parent f197b1f
commit d739070
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Showing 2 changed files with 3 additions and 1 deletion.
diff --git a/assets/semgrep_rules/client/reinterpret_cast.cpp b/assets/semgrep_rules/client/reinterpret_cast.cpp
@@ -10,3 +10,5 @@ int rv = PKCS5_PBKDF2_HMAC(mnemonic.data(), mnemonic.length(), reinterpret_cast<
 float* float_data = reinterpret_cast<float*>(const_cast<uint8_t*>(data));
 // ok: reinterpret_cast
 auto orig_fn = reinterpret_cast<GetModuleFileNameExWFunction>(g_originals.functions[GET_MODULE_FILENAME_EX_W_ID]);
+// ruleid: reinterpret_cast
+size_t bytes_read = reinterpret_cast<size_t>(arg0);
diff --git a/assets/semgrep_rules/client/reinterpret_cast.yaml b/assets/semgrep_rules/client/reinterpret_cast.yaml
@@ -16,4 +16,4 @@ rules:
       - pattern: reinterpret_cast<$T>($ARG)
       - metavariable-regex:
           metavariable: $T
-          regex: ^(.*int.*|.*double.*|.*float.*|.*char.*)$ # this probably needs to be tweaked
+          regex: ^(.*int.*|.*double.*|.*float.*|.*char.*|.*size_t.*)$ # this probably needs to be tweaked