Method close

libraries/AP_Filesystem/AP_Filesystem_FATFS.cpp:362–391

}

int AP_Filesystem_FATFS::close(int fileno)
{
    FAT_FILE *stream;
    FIL *fh;
    int res;

    FS_CHECK_ALLOWED(-1);
    WITH_SEMAPHORE(sem);

    errno = 0;

    // checks if fileno out of bounds
    stream = fileno_to_stream(fileno);
    if (stream == nullptr) {
        return -1;
    }

    // fileno_to_fatfs checks for fileno out of bounds
    fh = fileno_to_fatfs(fileno);
    if (fh == nullptr) {
        return -1;
    }
    res = f_close(fh);
    free_file_descriptor(fileno);
    if (res != FR_OK) {
        errno = fatfs_to_errno((FRESULT)res);
        return -1;
    }
    return 0;
}

int32_t AP_Filesystem_FATFS::read(int fd, void *buf, uint32_t count)
{