void erasure_tool_run() {
keyboard_register_key_down(handle_down);
console_clear();
console_puts("Welcome to K-OS!\n\nCopyright (c) 2013 Keeley Hoek\nAll rights reserved.\n\n");
console_puts("THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS \"AS IS\" AND\n");
console_puts("ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED\n");
console_puts("WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE\n");
console_puts("DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR\n");
console_puts("ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES\n");
console_puts("(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;\n");
console_puts("LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND\n");
console_puts("ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT\n");
console_puts("(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS\n");
console_puts("SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.\n\n");
console_puts("\n\n\n\n\n\n\n");
console_puts("If you do not agree to the above terms TURN THE COMPUTER OFF NOW.\n");
console_puts("If you do agree to the above terms press enter to continue.");
beep();
wait_for_enter();
main_menu();
}
int main()
{
print_welcome();
print_prompt();
wait_for_enter();
print_goodbye();
return 0;
}
static void print_tech_info() {
console_clear();
print_header();
console_color(0x0E);
console_puts("Technical Information\n");
console_color(0x07);
console_puts("The K-OS Secure Data Erasure Tool works by repeatadly writing over the contents of attached ATA drives. ");
console_puts("Normal HDD erasure involves (a maximum of) a single pass over the drive where all bits are set to zero.");
console_puts("\n\nIt has been postulated by some that the \"deleted\" bits of the HDD could potentially be recovered, and so this method of deletion is not very secure. ");
console_puts("This tool attempts to remedy the problem by providing a simple means of overwriting HDDs using multiple passes. ");
console_puts("Simply enter the number of passes that you would like the tool to write, and it will do the rest for you.");
console_puts("\n\nFor every odd pass, the tool will write zeroes to the disk, and for every even pass, the tool will write ones to the disk.");
console_puts("\n\n\n\n\nPress \"ENTER\" go back.");
wait_for_enter();
}
int main(void)
{
pifacecad_open();
pifacecad_lcd_backlight_on();
wait_for_enter("Backlight on");
pifacecad_lcd_write("Hello, World!");
wait_for_enter("write");
pifacecad_lcd_set_cursor(5, 1);
wait_for_enter("set cursor to 5, 1");
int address = pifacecad_lcd_get_cursor_address();
pifacecad_lcd_set_cursor_address(address + 1);
wait_for_enter("set cursor by address + 1");
pifacecad_lcd_clear();
wait_for_enter("clear");
pifacecad_lcd_write("Screw you guys\nI'm going home");
pifacecad_lcd_home();
wait_for_enter("home and newline");
pifacecad_lcd_display_off();
wait_for_enter("display off");
pifacecad_lcd_display_on();
wait_for_enter("display on");
pifacecad_lcd_blink_off();
wait_for_enter("blink off");
pifacecad_lcd_blink_on();
wait_for_enter("blink on");
pifacecad_lcd_cursor_off();
wait_for_enter("cursor off");
pifacecad_lcd_cursor_on();
wait_for_enter("cursor on");
pifacecad_lcd_backlight_off();
wait_for_enter("backlight off");
pifacecad_lcd_move_left();
wait_for_enter("move left");
pifacecad_lcd_move_right();
wait_for_enter("move right");
pifacecad_lcd_clear();
pifacecad_lcd_left_to_right();
pifacecad_lcd_write("left 2 right");
wait_for_enter("left to right");
pifacecad_lcd_clear();
pifacecad_lcd_set_cursor(15, 1);
pifacecad_lcd_right_to_left();
pifacecad_lcd_write("right 2 left");
wait_for_enter("right to left");
pifacecad_lcd_clear();
pifacecad_lcd_left_to_right();
uint8_t bitmap[8] = {0x10, 0x8, 0x7, 0xf, 0xf, 0xe, 0x0, 0x0};
pifacecad_lcd_store_custom_bitmap(0, bitmap);
pifacecad_lcd_write_custom_bitmap(0);
wait_for_enter("custom bitmap");
pifacecad_lcd_clear();
pifacecad_lcd_display_off();
pifacecad_close();
}