static void init_tss(void)
{
t_memset(&g_tss, 0, sizeof(tss_t));
g_tss.io_base = sizeof(tss_t) - 1;
g_tss.end_of_io = 0xff;
g_tss.ss0 = ring0_data_selector;
__asm
{
mov ax, tss_selector
ltr ax
}
}
uint8_t* msi_msg_to_string ( msi_msg_t* _msg )
{
assert(_msg);
uint8_t* _retu = calloc(sizeof(uint8_t), MSI_MAXMSG_SIZE );
assert(_retu);
t_memset(_retu, '\0', MSI_MAXMSG_SIZE);
if ( _msg->_version ){
append_header_to_string(_retu, (const uint8_t*)_VERSION_FIELD, _msg->_version->_header_value);
}
if ( _msg->_request ){
append_header_to_string(_retu, (const uint8_t*)_REQUEST_FIELD, _msg->_request->_header_value);
}
if ( _msg->_response ){
append_header_to_string(_retu, (const uint8_t*)_RESPONSE_FIELD, _msg->_response->_header_value);
}
if ( _msg->_friend_id ){
append_header_to_string(_retu, (const uint8_t*)_FRIENDID_FIELD, _msg->_friend_id->_header_value);
}
if ( _msg->_call_type ){
append_header_to_string(_retu, (const uint8_t*)_CALLTYPE_FIELD, _msg->_call_type->_header_value);
}
if ( _msg->_user_agent ){
append_header_to_string(_retu, (const uint8_t*)_USERAGENT_FIELD, _msg->_user_agent->_header_value);
}
if ( _msg->_info ){
append_header_to_string(_retu, (const uint8_t*)_INFO_FIELD, _msg->_info->_header_value);
}
if ( _msg->_call_id ){
append_header_to_string(_retu, (const uint8_t*)_CALL_ID_FIELD, _msg->_call_id->_header_value);
}
if ( _msg->_reason ){
append_header_to_string(_retu, (const uint8_t*)_REASON_FIELD, _msg->_reason->_header_value);
}
return _retu;
}
int main(void)
{
printf("\n===== START TEST =====\n");
t_bzero();
t_strcat();
t_isalnum();
t_isascii();
t_isprint();
t_tolower();
t_toupper();
t_puts();
t_strlen();
t_memset();
t_memcpy();
t_strdup();
t_cat();
t_bonus();
printf("\n===== END OF TEST =====\n");
return (0);
}
static void init_gdt(void)
{
int i = 0;
gdt_ptr_t gdt_ptr = { 0 };
/* zero */
for (i = 0; i < gdt_size; i++)
t_memset(&g_gdt[i], 0, sizeof(descriptor_t));
/* set */
set_descriptor(&g_gdt[ring0_code_index], 0, 0xfffff, ring0_code_attr);
set_descriptor(&g_gdt[ring0_data_index], 0, 0xfffff, ring0_data_attr);
set_descriptor(&g_gdt[ring3_code_index], 0, 0xfffff, ring3_code_attr);
set_descriptor(&g_gdt[ring3_data_index], 0, 0xfffff, ring3_data_attr);
set_descriptor(&g_gdt[tss_index], (u32_t)(void*)&g_tss, sizeof(tss_t) - 1, tss_attr);
/* set ptr */
gdt_ptr.address = (u32_t)(void*)&g_gdt;
gdt_ptr.limit = sizeof(descriptor_t) * gdt_size - 1;
__asm lgdt[gdt_ptr]
}
void clear_screen(void)
{
g_screen_cursor = (u16_t*)screen_init_cursor;
t_memset((void*)g_screen_cursor, 0, 80 * 50 * 2);
}
