lifecycle.c

#include "epicardium.h"
#include "os/core.h"
#include "modules/modules.h"
#include "os/config.h"
#include "os/mutex.h"
#include "user_core/user_core.h"
#include "api/dispatcher.h"
#include "l0der/l0der.h"

#include "card10.h"

#include "FreeRTOS.h"
#include "task.h"

#include <assert.h>
#include <string.h>
#include <stdbool.h>
#include <stdbool.h>

#define PYCARDIUM_IVT (void *)0x100a0000
#define BLOCK_WAIT pdMS_TO_TICKS(1000)
/*
 * Loading an empty filename into Pycardium will drop straight into the
 * interpreter.  This define is used to make it more clear when we intend
 * to go into the interpreter.
 */
#define PYINTERPRETER ""

static TaskHandle_t lifecycle_task = NULL;
static struct mutex core1_mutex    = { 0 };

enum payload_type {
	PL_INVALID       = 0,
	PL_PYTHON_SCRIPT = 1,
	PL_PYTHON_DIR    = 2,
	PL_PYTHON_INTERP = 3,
	PL_L0DABLE       = 4,
};

struct load_info {
	bool do_reset;
	enum payload_type type;
	char name[256];
};
static volatile struct load_info async_load = {
	.do_reset = false,
	.name     = { 0 },
	.type     = PL_INVALID,
};

/* Whether to write the menu script before attempting to load. */
static volatile bool write_menu = false;
static bool execute_elfs        = false;

/* Helpers {{{ */

/*
 * Check if the payload is a valid file (or module) and if so, return its type.
 */
static int load_stat(char *name)
{
	size_t name_len = strlen(name);

	if (name_len == 0) {
		return PL_PYTHON_INTERP;
	}

	struct epic_stat stat;
	if (epic_file_stat(name, &stat) < 0) {
		return -ENOENT;