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#include "frida-gumjs.h"
#include "asan.h"
#include "ranges.h"
#include "util.h"
static gboolean asan_enabled = FALSE;
gboolean asan_initialized = FALSE;
void asan_config(void) {
if (getenv("AFL_USE_FASAN") != NULL) {
FOKF("Frida ASAN mode enabled");
asan_enabled = TRUE;
} else {
FOKF("Frida ASAN mode disabled");
}
}
void asan_init(void) {
if (asan_enabled) {
asan_arch_init();
asan_initialized = TRUE;
}
}
gboolean asan_exclude_range(const GumRangeDetails *details,
gpointer user_data) {
UNUSED_PARAMETER(user_data);
FOKF("Exclude ASAN: 0x%016lx-0x%016lx", details->range->base_address,
details->range->base_address + details->range->size);
ranges_add_exclude((GumMemoryRange *)details->range);
}
static gboolean asan_exclude_module(const GumModuleDetails *details,
gpointer user_data) {
gchar * symbol_name = (gchar *)user_data;
GumAddress address;
address = gum_module_find_export_by_name(details->name, symbol_name);
if (address == 0) { return TRUE; }
gum_process_enumerate_ranges(GUM_PAGE_NO_ACCESS, asan_exclude_range, NULL);
}
void asan_exclude_module_by_symbol(gchar *symbol_name) {
gum_process_enumerate_modules(asan_exclude_module, "__asan_loadN");
}
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