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/* Copyright 2013 The ChromiumOS Authors
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
/* Entry point of unit test executable */
#include "console.h"
#include "flash.h"
#include "hooks.h"
#include "host_task.h"
#include "keyboard_scan.h"
#include "stack_trace.h"
#include "system.h"
#include "task.h"
#include "test_util.h"
#include "timer.h"
#include "uart.h"
/* Console output macros */
#define CPUTS(outstr) cputs(CC_SYSTEM, outstr)
#define CPRINTS(format, args...) cprints(CC_SYSTEM, format, ##args)
const char *__prog_name;
const char *__get_prog_name(void)
{
return __prog_name;
}
static int test_main(void)
{
/*
* In order to properly service IRQs before task switching is enabled,
* we must set up our signal handler for the main thread.
*/
task_register_interrupt();
task_register_tracedump();
register_test_end_hook();
crec_flash_pre_init();
system_pre_init();
system_common_pre_init();
test_init();
timer_init();
#ifdef HAS_TASK_KEYSCAN
keyboard_scan_init();
#endif
uart_init();
if (system_jumped_to_this_image()) {
CPRINTS("Emulator initialized after sysjump");
} else {
CPUTS("\n\n--- Emulator initialized after reboot ---\n");
CPUTS("[Reset cause: ");
system_print_reset_flags();
CPUTS("]\n");
}
task_start();
return 0;
}
#ifdef TEST_FUZZ
/*
* Fuzzing tests need to start the main function in a thread, so that
* LLVMFuzzerTestOneInput can run freely.
*/
void *_main_thread(void *a)
{
test_main();
return NULL;
}
int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
{
static int initialized;
static pthread_t main_t;
/*
* We lose the program name as LLVM fuzzer takes over main function:
* make up one.
*/
static const char *name = STRINGIFY(PROJECT) ".exe";
if (!initialized) {
__prog_name = name;
pthread_create(&main_t, NULL, _main_thread, NULL);
initialized = 1;
/* We can't sleep yet, busy loop waiting for tasks to start. */
wait_for_task_started_nosleep();
/* Let tasks settle. */
msleep(50 * MSEC);
}
return test_fuzz_one_input(data, size);
}
#else
int main(int argc, char **argv)
{
__prog_name = argv[0];
return test_main();
}
#endif
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