#ifndef F407_BOOT_IMAGE_H
#define F407_BOOT_IMAGE_H
#include "boot_port.h"
#include <string.h>

static inline bool f407_vectors_valid(const uint8_t *image, uint32_t size)
{
    uint32_t sp, pc;
    if (size < 8 || size > F407_APP_SIZE) return false;
    memcpy(&sp, image, 4);
    memcpy(&pc, image + 4, 4);
    return !(sp & 7) &&
        ((sp > 0x20000000UL && sp <= 0x20020000UL) ||
         (sp > 0x10000000UL && sp <= 0x10010000UL)) &&
        (pc & 1) && (pc & ~1UL) >= F407_APP_BASE &&
        (pc & ~1UL) < F407_APP_BASE + size;
}

#endif