#include <ctype.h>
#include <inttypes.h>
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>

#include <errno.h>

#include <flash.h>
#include <ftl.h>
#include <macros.h>
#include <shell.h>

static void do_ftl_mount(const char *s);
static void do_ftl_test(const char *s);

static struct cmd ftl_cmds[] = {
	{ "mount", do_ftl_mount },
	{ "test", do_ftl_test },
	{ NULL, NULL },
};

extern struct flash_dev *flash;

static void do_ftl_mount(const char *s)
{
	(void)s;

	if (!flash) {
		fprintf(stderr, "error: no flash device probed.\n");
		return;
	}

	if (!(flash = ftl_mount(flash))) {
		fprintf(stderr, "error: unable to mount the device.\n");
		return;
	}
}

static void do_ftl_test(const char *s)
{
	uint8_t page[4096];
	uint32_t n;

	(void)s;

	if (!flash) {
		fprintf(stderr, "error: no flash device probed.\n");
		return;
	}

	memset(page, 0xff, 4096);
	memcpy(page, "test", 4);

	/*for (n = 0; n < 64; ++n) {
		if (flash_write(dev, n << 12, page, sizeof page) == 0)
			printf("unable to write the upage\n");
	}

	ftl_trim(dev->priv, 0x29);*/

	for (n = 0; n < 64; ++n) {
		if (ftl_is_mapped(flash->priv, n))
			printf("%x [OK]\n", n);
		else
			printf("%x [FAIL]\n", n);
	}

	printf("Capacity: %u/%u bytes (%u%% used)\n",
		flash_get_size(flash),
		flash_get_capacity(flash),
		100 * flash_get_size(flash) / flash_get_capacity(flash));
}

void do_ftl_cmd(const char *line)
{
	cmd_exec(ftl_cmds, line);
}