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Merge 99882ef128b923262748ef80784fc1c22c3b7519 into 8807fedec55bc4dbdf7b4780d36bfc4b4fd6e5e2

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Renáta Hodován 2025-09-24 17:43:38 -04:00 committed by GitHub
commit 8166de8ed0
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4 changed files with 20 additions and 4 deletions
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19
fuzz/fuzz_common.c
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@ -28,6 +28,22 @@ void reset_nbinterrupts() {
nbinterrupts = 0; nbinterrupts = 0;
} }
JSContext *JS_NewCustomContext(JSRuntime *rt)
{
JSContext *ctx = JS_NewContext(rt);
if (!ctx)
return NULL;
JS_AddIntrinsicBigFloat(ctx);
JS_AddIntrinsicBigDecimal(ctx);
JS_AddIntrinsicOperators(ctx);
JS_EnableBignumExt(ctx, 1);
js_init_module_std(ctx, "std");
js_init_module_os(ctx, "os");
return ctx;
}
void test_one_input_init(JSRuntime *rt, JSContext *ctx) { void test_one_input_init(JSRuntime *rt, JSContext *ctx) {
// 64 Mo // 64 Mo
JS_SetMemoryLimit(rt, 0x4000000); JS_SetMemoryLimit(rt, 0x4000000);
@ -36,12 +52,11 @@ void test_one_input_init(JSRuntime *rt, JSContext *ctx) {
JS_SetModuleLoaderFunc(rt, NULL, js_module_loader, NULL); JS_SetModuleLoaderFunc(rt, NULL, js_module_loader, NULL);
JS_SetInterruptHandler(JS_GetRuntime(ctx), interrupt_handler, NULL); JS_SetInterruptHandler(JS_GetRuntime(ctx), interrupt_handler, NULL);
js_std_set_worker_new_context_func(JS_NewCustomContext);
js_std_add_helpers(ctx, 0, NULL); js_std_add_helpers(ctx, 0, NULL);
// Load os and std // Load os and std
js_std_init_handlers(rt); js_std_init_handlers(rt);
js_init_module_std(ctx, "std");
js_init_module_os(ctx, "os");
const char *str = "import * as std from 'std';\n" const char *str = "import * as std from 'std';\n"
"import * as os from 'os';\n" "import * as os from 'os';\n"
"globalThis.std = std;\n" "globalThis.std = std;\n"

1
fuzz/fuzz_common.h
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@ -18,5 +18,6 @@
static int nbinterrupts = 0; static int nbinterrupts = 0;
JSContext *JS_NewCustomContext(JSRuntime *rt);
void reset_nbinterrupts(); void reset_nbinterrupts();
void test_one_input_init(JSRuntime *rt, JSContext *ctx); void test_one_input_init(JSRuntime *rt, JSContext *ctx);

2
fuzz/fuzz_compile.c
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@ -27,7 +27,7 @@ int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
return 0; return 0;
JSRuntime *rt = JS_NewRuntime(); JSRuntime *rt = JS_NewRuntime();
JSContext *ctx = JS_NewContext(rt); JSContext *ctx = JS_NewCustomContext(rt);
test_one_input_init(rt, ctx); test_one_input_init(rt, ctx);
uint8_t *null_terminated_data = malloc(size + 1); uint8_t *null_terminated_data = malloc(size + 1);

2
fuzz/fuzz_eval.c
View File

@ -26,7 +26,7 @@ int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
return 0; return 0;
JSRuntime *rt = JS_NewRuntime(); JSRuntime *rt = JS_NewRuntime();
JSContext *ctx = JS_NewContext(rt); JSContext *ctx = JS_NewCustomContext(rt);
test_one_input_init(rt, ctx); test_one_input_init(rt, ctx);
uint8_t *null_terminated_data = malloc(size + 1); uint8_t *null_terminated_data = malloc(size + 1);