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Obfuscate #file and #procedure when -obfuscate-source-code-locations is enabled

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This commit is contained in:
gingerBill
2024-04-08 16:08:35 +01:00
parent 16dc79fc5c
commit 810cf22e5d
3 changed files with 25 additions and 15 deletions
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src/llvm_backend_const.cpp
+2 -13
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@@ -287,17 +287,6 @@ gb_internal lbValue lb_expr_untyped_const_to_typed(lbModule *m, Ast *expr, Type
return lb_const_value(m, t, tv.value);
}
gb_internal String lb_obfuscate_string(String const &s, char const *prefix) {
if (s.len == 0) {
return {};
}
GB_ASSERT(prefix != nullptr);
u64 hash = gb_fnv64a(s.text, s.len);
gbString res = gb_string_make(temporary_allocator(), prefix);
res = gb_string_append_fmt(res, "x%llx", cast(long long unsigned)hash);
return make_string_c(res);
}
gb_internal i32 lb_obfuscate_i32(i32 i) {
i32 x = cast(i32)gb_fnv64a(&i, sizeof(i));
if (x < 0) {
@@ -314,8 +303,8 @@ gb_internal lbValue lb_const_source_code_location_const(lbModule *m, String cons
i32 column = pos.column;
if (build_context.obfuscate_source_code_locations) {
file = lb_obfuscate_string(file, "F");
procedure = lb_obfuscate_string(procedure, "P");
file = obfuscate_string(file, "F");
procedure = obfuscate_string(procedure, "P");
line = lb_obfuscate_i32(line);
column = lb_obfuscate_i32(column);