blob: 6dbc0b0e9ae00b7ae1705e1070d30da6e8b08a3e [file] [log] [blame]
#include "bios.h"
#include "utils.h"
#include <endian.h>
#include <stdbool.h>
#include <string.h>
int encode_get_date_time_req(uint8_t instance_id, struct pldm_msg *msg)
{
struct pldm_header_info header = {0};
if (msg == NULL) {
return PLDM_ERROR_INVALID_DATA;
}
header.msg_type = PLDM_REQUEST;
header.instance = instance_id;
header.pldm_type = PLDM_BIOS;
header.command = PLDM_GET_DATE_TIME;
return pack_pldm_header(&header, &(msg->hdr));
}
int encode_get_date_time_resp(uint8_t instance_id, uint8_t completion_code,
uint8_t seconds, uint8_t minutes, uint8_t hours,
uint8_t day, uint8_t month, uint16_t year,
struct pldm_msg *msg)
{
struct pldm_header_info header = {0};
int rc = PLDM_SUCCESS;
if (msg == NULL) {
return PLDM_ERROR_INVALID_DATA;
}
header.msg_type = PLDM_RESPONSE;
header.instance = instance_id;
header.pldm_type = PLDM_BIOS;
header.command = PLDM_GET_DATE_TIME;
struct pldm_get_date_time_resp *response =
(struct pldm_get_date_time_resp *)msg->payload;
if ((rc = pack_pldm_header(&header, &(msg->hdr))) > PLDM_SUCCESS) {
return rc;
}
response->completion_code = completion_code;
if (response->completion_code == PLDM_SUCCESS) {
response->completion_code = completion_code;
response->seconds = seconds;
response->minutes = minutes;
response->hours = hours;
response->day = day;
response->month = month;
response->year = htole16(year);
}
return PLDM_SUCCESS;
}
int decode_get_date_time_resp(const struct pldm_msg *msg, size_t payload_length,
uint8_t *completion_code, uint8_t *seconds,
uint8_t *minutes, uint8_t *hours, uint8_t *day,
uint8_t *month, uint16_t *year)
{
if (msg == NULL || seconds == NULL || minutes == NULL ||
hours == NULL || day == NULL || month == NULL || year == NULL ||
completion_code == NULL) {
return PLDM_ERROR_INVALID_DATA;
}
*completion_code = msg->payload[0];
if (PLDM_SUCCESS != *completion_code) {
return PLDM_SUCCESS;
}
if (payload_length != PLDM_GET_DATE_TIME_RESP_BYTES) {
return PLDM_ERROR_INVALID_LENGTH;
}
struct pldm_get_date_time_resp *response =
(struct pldm_get_date_time_resp *)msg->payload;
*seconds = response->seconds;
*minutes = response->minutes;
*hours = response->hours;
*day = response->day;
*month = response->month;
*year = le16toh(response->year);
return PLDM_SUCCESS;
}
int encode_set_date_time_req(uint8_t instance_id, uint8_t seconds,
uint8_t minutes, uint8_t hours, uint8_t day,
uint8_t month, uint16_t year, struct pldm_msg *msg,
size_t payload_length)
{
struct pldm_header_info header = {0};
if (msg == NULL) {
return PLDM_ERROR_INVALID_DATA;
}
if (payload_length != sizeof(struct pldm_set_date_time_req)) {
return PLDM_ERROR_INVALID_LENGTH;
}
if (!is_time_legal(seconds, minutes, hours, day, month, year)) {
return PLDM_ERROR_INVALID_DATA;
}
header.instance = instance_id;
header.msg_type = PLDM_REQUEST;
header.pldm_type = PLDM_BIOS;
header.command = PLDM_SET_DATE_TIME;
pack_pldm_header(&header, &msg->hdr);
struct pldm_set_date_time_req *request =
(struct pldm_set_date_time_req *)msg->payload;
request->seconds = dec2bcd8(seconds);
request->minutes = dec2bcd8(minutes);
request->hours = dec2bcd8(hours);
request->day = dec2bcd8(day);
request->month = dec2bcd8(month);
request->year = htole16(dec2bcd16(year));
return PLDM_SUCCESS;
}
int decode_set_date_time_req(const struct pldm_msg *msg, size_t payload_length,
uint8_t *seconds, uint8_t *minutes, uint8_t *hours,
uint8_t *day, uint8_t *month, uint16_t *year)
{
if (msg == NULL || seconds == NULL || minutes == NULL ||
hours == NULL || day == NULL || month == NULL || year == NULL) {
return PLDM_ERROR_INVALID_DATA;
}
if (payload_length != sizeof(struct pldm_set_date_time_req)) {
return PLDM_ERROR_INVALID_LENGTH;
}
const struct pldm_set_date_time_req *request =
(struct pldm_set_date_time_req *)msg->payload;
*seconds = bcd2dec8(request->seconds);
*minutes = bcd2dec8(request->minutes);
*hours = bcd2dec8(request->hours);
*day = bcd2dec8(request->day);
*month = bcd2dec8(request->month);
*year = bcd2dec16(le16toh(request->year));
if (!is_time_legal(*seconds, *minutes, *hours, *day, *month, *year)) {
return PLDM_ERROR_INVALID_DATA;
}
return PLDM_SUCCESS;
}
int encode_set_date_time_resp(uint8_t instance_id, uint8_t completion_code,
struct pldm_msg *msg, size_t payload_length)
{
struct pldm_header_info header = {0};
if (msg == NULL) {
return PLDM_ERROR_INVALID_DATA;
}
if (payload_length != sizeof(struct pldm_only_cc_resp)) {
return PLDM_ERROR_INVALID_LENGTH;
}
header.instance = instance_id;
header.msg_type = PLDM_RESPONSE;
header.pldm_type = PLDM_BIOS;
header.command = PLDM_SET_DATE_TIME;
int rc = pack_pldm_header(&header, &msg->hdr);
if (rc != PLDM_SUCCESS) {
return rc;
}
struct pldm_only_cc_resp *response =
(struct pldm_only_cc_resp *)msg->payload;
response->completion_code = completion_code;
return PLDM_SUCCESS;
}
int decode_set_date_time_resp(const struct pldm_msg *msg, size_t payload_length,
uint8_t *completion_code)
{
if (msg == NULL || completion_code == NULL) {
return PLDM_ERROR_INVALID_DATA;
}
*completion_code = msg->payload[0];
if (PLDM_SUCCESS != *completion_code) {
return PLDM_SUCCESS;
}
if (payload_length != sizeof(struct pldm_only_cc_resp)) {
return PLDM_ERROR_INVALID_LENGTH;
}
return PLDM_SUCCESS;
}
int encode_get_bios_table_resp(uint8_t instance_id, uint8_t completion_code,
uint32_t next_transfer_handle,
uint8_t transfer_flag, uint8_t *table_data,
size_t payload_length, struct pldm_msg *msg)
{
struct pldm_header_info header = {0};
int rc = PLDM_SUCCESS;
if (msg == NULL) {
return PLDM_ERROR_INVALID_DATA;
}
struct pldm_get_bios_table_resp *response =
(struct pldm_get_bios_table_resp *)msg->payload;
response->completion_code = completion_code;
header.msg_type = PLDM_RESPONSE;
header.instance = instance_id;
header.pldm_type = PLDM_BIOS;
header.command = PLDM_GET_BIOS_TABLE;
if ((rc = pack_pldm_header(&header, &(msg->hdr))) > PLDM_SUCCESS) {
return rc;
}
if (response->completion_code == PLDM_SUCCESS) {
response->next_transfer_handle = htole32(next_transfer_handle);
response->transfer_flag = transfer_flag;
if (table_data != NULL &&
payload_length > (sizeof(struct pldm_msg_hdr) +
PLDM_GET_BIOS_TABLE_MIN_RESP_BYTES)) {
memcpy(response->table_data, table_data,
payload_length -
(sizeof(struct pldm_msg_hdr) +
PLDM_GET_BIOS_TABLE_MIN_RESP_BYTES));
}
}
return PLDM_SUCCESS;
}
int encode_get_bios_table_req(uint8_t instance_id, uint32_t transfer_handle,
uint8_t transfer_op_flag, uint8_t table_type,
struct pldm_msg *msg)
{
struct pldm_header_info header = {0};
if (msg == NULL) {
return PLDM_ERROR_INVALID_DATA;
}
header.msg_type = PLDM_REQUEST;
header.instance = instance_id;
header.pldm_type = PLDM_BIOS;
header.command = PLDM_GET_BIOS_TABLE;
pack_pldm_header(&header, &(msg->hdr));
struct pldm_get_bios_table_req *request =
(struct pldm_get_bios_table_req *)msg->payload;
request->transfer_handle = htole32(transfer_handle);
request->transfer_op_flag = transfer_op_flag;
request->table_type = table_type;
return PLDM_SUCCESS;
}
int decode_get_bios_table_req(const struct pldm_msg *msg, size_t payload_length,
uint32_t *transfer_handle,
uint8_t *transfer_op_flag, uint8_t *table_type)
{
if (msg == NULL || transfer_op_flag == NULL || table_type == NULL ||
transfer_handle == NULL) {
return PLDM_ERROR_INVALID_DATA;
}
if (payload_length != PLDM_GET_BIOS_TABLE_REQ_BYTES) {
return PLDM_ERROR_INVALID_LENGTH;
}
struct pldm_get_bios_table_req *request =
(struct pldm_get_bios_table_req *)msg->payload;
*transfer_handle = le32toh(request->transfer_handle);
*transfer_op_flag = request->transfer_op_flag;
*table_type = request->table_type;
return PLDM_SUCCESS;
}
int decode_get_bios_table_resp(const struct pldm_msg *msg,
size_t payload_length, uint8_t *completion_code,
uint32_t *next_transfer_handle,
uint8_t *transfer_flag,
size_t *bios_table_offset)
{
if (msg == NULL || transfer_flag == NULL ||
next_transfer_handle == NULL || completion_code == NULL) {
return PLDM_ERROR_INVALID_DATA;
}
if (payload_length <= PLDM_GET_BIOS_TABLE_MIN_RESP_BYTES) {
return PLDM_ERROR_INVALID_LENGTH;
}
struct pldm_get_bios_table_resp *response =
(struct pldm_get_bios_table_resp *)msg->payload;
*completion_code = response->completion_code;
if (PLDM_SUCCESS != *completion_code) {
return PLDM_SUCCESS;
}
*next_transfer_handle = le32toh(response->next_transfer_handle);
*transfer_flag = response->transfer_flag;
*bios_table_offset = sizeof(*completion_code) +
sizeof(*next_transfer_handle) +
sizeof(*transfer_flag);
return PLDM_SUCCESS;
}
int encode_get_bios_attribute_current_value_by_handle_req(
uint8_t instance_id, uint32_t transfer_handle, uint8_t transfer_op_flag,
uint16_t attribute_handle, struct pldm_msg *msg)
{
struct pldm_header_info header = {0};
if (msg == NULL) {
return PLDM_ERROR_INVALID_DATA;
}
header.msg_type = PLDM_REQUEST;
header.instance = instance_id;
header.pldm_type = PLDM_BIOS;
header.command = PLDM_GET_BIOS_ATTRIBUTE_CURRENT_VALUE_BY_HANDLE;
pack_pldm_header(&header, &(msg->hdr));
struct pldm_get_bios_attribute_current_value_by_handle_req *request =
(struct pldm_get_bios_attribute_current_value_by_handle_req *)
msg->payload;
request->transfer_handle = htole32(transfer_handle);
request->transfer_op_flag = transfer_op_flag;
request->attribute_handle = htole16(attribute_handle);
return PLDM_SUCCESS;
}
int decode_get_bios_attribute_current_value_by_handle_resp(
const struct pldm_msg *msg, size_t payload_length, uint8_t *completion_code,
uint32_t *next_transfer_handle, uint8_t *transfer_flag,
struct variable_field *attribute_data)
{
if (msg == NULL || transfer_flag == NULL ||
next_transfer_handle == NULL || completion_code == NULL) {
return PLDM_ERROR_INVALID_DATA;
}
struct pldm_get_bios_attribute_current_value_by_handle_resp *response =
(struct pldm_get_bios_attribute_current_value_by_handle_resp *)
msg->payload;
*completion_code = response->completion_code;
if (PLDM_SUCCESS != *completion_code) {
return PLDM_SUCCESS;
}
if (payload_length <=
PLDM_GET_BIOS_ATTR_CURR_VAL_BY_HANDLE_MIN_RESP_BYTES) {
return PLDM_ERROR_INVALID_LENGTH;
}
*next_transfer_handle = le32toh(response->next_transfer_handle);
*transfer_flag = response->transfer_flag;
attribute_data->ptr = response->attribute_data;
attribute_data->length = payload_length - sizeof(*response) + 1;
return PLDM_SUCCESS;
}
int decode_get_bios_attribute_current_value_by_handle_req(
const struct pldm_msg *msg, size_t payload_length,
uint32_t *transfer_handle, uint8_t *transfer_op_flag,
uint16_t *attribute_handle)
{
if (msg == NULL || transfer_handle == NULL ||
transfer_op_flag == NULL || attribute_handle == NULL) {
return PLDM_ERROR_INVALID_DATA;
}
if (payload_length != PLDM_GET_BIOS_ATTR_CURR_VAL_BY_HANDLE_REQ_BYTES) {
return PLDM_ERROR_INVALID_LENGTH;
}
struct pldm_get_bios_attribute_current_value_by_handle_req *request =
(struct pldm_get_bios_attribute_current_value_by_handle_req *)
msg->payload;
*transfer_handle = le32toh(request->transfer_handle);
*transfer_op_flag = request->transfer_op_flag;
*attribute_handle = le16toh(request->attribute_handle);
return PLDM_SUCCESS;
}
int encode_get_bios_current_value_by_handle_resp(
uint8_t instance_id, uint8_t completion_code, uint32_t next_transfer_handle,
uint8_t transfer_flag, const uint8_t *attribute_data,
size_t attribute_length, struct pldm_msg *msg)
{
struct pldm_header_info header = {0};
int rc = PLDM_SUCCESS;
if (msg == NULL || attribute_data == NULL) {
return PLDM_ERROR_INVALID_DATA;
}
struct pldm_get_bios_attribute_current_value_by_handle_resp *response =
(struct pldm_get_bios_attribute_current_value_by_handle_resp *)
msg->payload;
response->completion_code = completion_code;
header.msg_type = PLDM_RESPONSE;
header.instance = instance_id;
header.pldm_type = PLDM_BIOS;
header.command = PLDM_GET_BIOS_ATTRIBUTE_CURRENT_VALUE_BY_HANDLE;
if ((rc = pack_pldm_header(&header, &(msg->hdr))) > PLDM_SUCCESS) {
return rc;
}
if (response->completion_code == PLDM_SUCCESS) {
response->next_transfer_handle = htole32(next_transfer_handle);
response->transfer_flag = transfer_flag;
if (attribute_data != NULL) {
memcpy(response->attribute_data, attribute_data,
attribute_length);
}
}
return PLDM_SUCCESS;
}
int encode_set_bios_attribute_current_value_req(
uint8_t instance_id, uint32_t transfer_handle, uint8_t transfer_flag,
const uint8_t *attribute_data, size_t attribute_length,
struct pldm_msg *msg, size_t payload_lenth)
{
if (msg == NULL || attribute_data == NULL) {
return PLDM_ERROR_INVALID_DATA;
}
if (PLDM_SET_BIOS_ATTR_CURR_VAL_MIN_REQ_BYTES + attribute_length !=
payload_lenth) {
return PLDM_ERROR_INVALID_LENGTH;
}
struct pldm_header_info header = {0};
header.instance = instance_id;
header.msg_type = PLDM_REQUEST;
header.pldm_type = PLDM_BIOS;
header.command = PLDM_SET_BIOS_ATTRIBUTE_CURRENT_VALUE;
pack_pldm_header(&header, &msg->hdr);
struct pldm_set_bios_attribute_current_value_req *request =
(struct pldm_set_bios_attribute_current_value_req *)msg->payload;
request->transfer_handle = htole32(transfer_handle);
request->transfer_flag = transfer_flag;
memcpy(request->attribute_data, attribute_data, attribute_length);
return PLDM_SUCCESS;
}
int decode_set_bios_attribute_current_value_resp(const struct pldm_msg *msg,
size_t payload_length,
uint8_t *completion_code,
uint32_t *next_transfer_handle)
{
if (msg == NULL || completion_code == NULL ||
next_transfer_handle == NULL) {
return PLDM_ERROR_INVALID_DATA;
}
*completion_code = msg->payload[0];
if (PLDM_SUCCESS != *completion_code) {
return PLDM_SUCCESS;
}
if (payload_length != PLDM_SET_BIOS_ATTR_CURR_VAL_RESP_BYTES) {
return PLDM_ERROR_INVALID_LENGTH;
}
struct pldm_set_bios_attribute_current_value_resp *response =
(struct pldm_set_bios_attribute_current_value_resp *)msg->payload;
*next_transfer_handle = le32toh(response->next_transfer_handle);
return PLDM_SUCCESS;
}
int decode_set_bios_attribute_current_value_req(
const struct pldm_msg *msg, size_t payload_length,
uint32_t *transfer_handle, uint8_t *transfer_flag,
struct variable_field *attribute)
{
if (msg == NULL || transfer_handle == NULL || transfer_flag == NULL ||
attribute == NULL) {
return PLDM_ERROR_INVALID_DATA;
}
if (payload_length < PLDM_SET_BIOS_ATTR_CURR_VAL_MIN_REQ_BYTES) {
return PLDM_ERROR_INVALID_LENGTH;
}
struct pldm_set_bios_attribute_current_value_req *request =
(struct pldm_set_bios_attribute_current_value_req *)msg->payload;
*transfer_handle = le32toh(request->transfer_handle);
*transfer_flag = request->transfer_flag;
attribute->length =
payload_length - PLDM_SET_BIOS_ATTR_CURR_VAL_MIN_REQ_BYTES;
attribute->ptr = request->attribute_data;
return PLDM_SUCCESS;
}
int encode_set_bios_attribute_current_value_resp(uint8_t instance_id,
uint8_t completion_code,
uint32_t next_transfer_handle,
struct pldm_msg *msg)
{
if (msg == NULL) {
return PLDM_ERROR_INVALID_DATA;
}
struct pldm_header_info header = {0};
header.instance = instance_id;
header.msg_type = PLDM_RESPONSE;
header.pldm_type = PLDM_BIOS;
header.command = PLDM_SET_BIOS_ATTRIBUTE_CURRENT_VALUE;
int rc = pack_pldm_header(&header, &msg->hdr);
if (rc != PLDM_SUCCESS) {
return rc;
}
struct pldm_set_bios_attribute_current_value_resp *response =
(struct pldm_set_bios_attribute_current_value_resp *)msg->payload;
response->completion_code = completion_code;
response->next_transfer_handle = htole32(next_transfer_handle);
return PLDM_SUCCESS;
}
int encode_set_bios_table_req(uint8_t instance_id, uint32_t transfer_handle,
uint8_t transfer_flag, uint8_t table_type,
const uint8_t *table_data, size_t table_length,
struct pldm_msg *msg, size_t payload_length)
{
int rc = PLDM_SUCCESS;
if (msg == NULL || table_data == NULL) {
return PLDM_ERROR_INVALID_DATA;
}
if (PLDM_SET_BIOS_TABLE_MIN_REQ_BYTES + table_length !=
payload_length) {
return PLDM_ERROR_INVALID_LENGTH;
}
struct pldm_header_info header = {0};
header.instance = instance_id;
header.msg_type = PLDM_REQUEST;
header.pldm_type = PLDM_BIOS;
header.command = PLDM_SET_BIOS_TABLE;
if ((rc = pack_pldm_header(&header, &(msg->hdr))) > PLDM_SUCCESS) {
return rc;
}
struct pldm_set_bios_table_req *request =
(struct pldm_set_bios_table_req *)msg->payload;
request->transfer_handle = htole32(transfer_handle);
request->transfer_flag = transfer_flag;
request->table_type = table_type;
memcpy(request->table_data, table_data, table_length);
return PLDM_SUCCESS;
}
int decode_set_bios_table_resp(const struct pldm_msg *msg,
size_t payload_length, uint8_t *completion_code,
uint32_t *next_transfer_handle)
{
if (msg == NULL || completion_code == NULL ||
next_transfer_handle == NULL) {
return PLDM_ERROR_INVALID_DATA;
}
*completion_code = msg->payload[0];
if (PLDM_SUCCESS != *completion_code) {
return PLDM_SUCCESS;
}
if (payload_length != PLDM_SET_BIOS_TABLE_RESP_BYTES) {
return PLDM_ERROR_INVALID_LENGTH;
}
struct pldm_set_bios_table_resp *response =
(struct pldm_set_bios_table_resp *)msg->payload;
*next_transfer_handle = le32toh(response->next_transfer_handle);
return PLDM_SUCCESS;
}
int encode_set_bios_table_resp(uint8_t instance_id, uint8_t completion_code,
uint32_t next_transfer_handle,
struct pldm_msg *msg)
{
int rc = PLDM_SUCCESS;
if (msg == NULL) {
return PLDM_ERROR_INVALID_DATA;
}
struct pldm_header_info header = {0};
header.instance = instance_id;
header.msg_type = PLDM_RESPONSE;
header.pldm_type = PLDM_BIOS;
header.command = PLDM_SET_BIOS_TABLE;
if ((rc = pack_pldm_header(&header, &(msg->hdr))) > PLDM_SUCCESS) {
return rc;
}
struct pldm_set_bios_table_resp *response =
(struct pldm_set_bios_table_resp *)msg->payload;
response->completion_code = completion_code;
response->next_transfer_handle = htole32(next_transfer_handle);
return PLDM_SUCCESS;
}
int decode_set_bios_table_req(const struct pldm_msg *msg, size_t payload_length,
uint32_t *transfer_handle, uint8_t *transfer_flag,
uint8_t *table_type, struct variable_field *table)
{
if (msg == NULL || transfer_handle == NULL || transfer_flag == NULL ||
table_type == NULL || table == NULL) {
return PLDM_ERROR_INVALID_DATA;
}
if (payload_length < PLDM_SET_BIOS_TABLE_MIN_REQ_BYTES) {
return PLDM_ERROR_INVALID_LENGTH;
}
struct pldm_set_bios_table_req *request =
(struct pldm_set_bios_table_req *)msg->payload;
*transfer_handle = le32toh(request->transfer_handle);
*transfer_flag = request->transfer_flag;
*table_type = request->table_type;
table->length = payload_length - PLDM_SET_BIOS_TABLE_MIN_REQ_BYTES;
table->ptr = request->table_data;
return PLDM_SUCCESS;
}