blob: 6ae8ba66299a304911657ed0ec05e4e86c940823 [file] [log] [blame]
#include "libpldm/base.h"
#include "base.hpp"
#include <array>
#include <cstring>
#include <map>
#include <stdexcept>
#include <vector>
namespace pldm
{
namespace responder
{
using Cmd = std::vector<uint8_t>;
static const std::map<Type, Cmd> capabilities{
{PLDM_BASE, {PLDM_GET_PLDM_TYPES, PLDM_GET_PLDM_COMMANDS}}};
static const std::map<Type, ver32_t> versions{
{PLDM_BASE, {0xF1, 0xF0, 0xF0, 0x00}},
};
void getPLDMTypes(const pldm_msg_payload* request, pldm_msg* response)
{
// DSP0240 has this as a bitfield8[N], where N = 0 to 7
std::array<bitfield8_t, 8> types{};
for (const auto& type : capabilities)
{
auto index = type.first / 8;
// <Type Number> = <Array Index> * 8 + <bit position>
auto bit = type.first - (index * 8);
types[index].byte |= 1 << bit;
}
encode_get_types_resp(0, PLDM_SUCCESS, types.data(), response);
}
void getPLDMCommands(const pldm_msg_payload* request, pldm_msg* response)
{
ver32_t version{};
Type type;
if (request->payload_length != (sizeof(version) + sizeof(type)))
{
encode_get_commands_resp(0, PLDM_ERROR_INVALID_LENGTH, nullptr,
response);
return;
}
decode_get_commands_req(request, &type, &version);
// DSP0240 has this as a bitfield8[N], where N = 0 to 31
std::array<bitfield8_t, 32> cmds{};
if (capabilities.find(type) == capabilities.end())
{
encode_get_commands_resp(0, PLDM_ERROR_INVALID_PLDM_TYPE, nullptr,
response);
return;
}
for (const auto& cmd : capabilities.at(type))
{
auto index = cmd / 8;
// <Type Number> = <Array Index> * 8 + <bit position>
auto bit = cmd - (index * 8);
cmds[index].byte |= 1 << bit;
}
encode_get_commands_resp(0, PLDM_SUCCESS, cmds.data(), response);
}
void getPLDMVersion(const pldm_msg_payload* request, pldm_msg* response)
{
uint32_t transferHandle;
Type type;
uint8_t transferFlag;
if (request->payload_length !=
(sizeof(transferHandle) + sizeof(type) + sizeof(transferFlag)))
{
encode_get_version_resp(0, PLDM_ERROR_INVALID_LENGTH, 0, 0, nullptr, 0,
response);
return;
}
decode_get_version_req(request, &transferHandle, &transferFlag, &type);
ver32_t version{};
auto search = versions.find(type);
if (search == versions.end())
{
encode_get_version_resp(0, PLDM_ERROR_INVALID_PLDM_TYPE, 0, 0, nullptr,
0, response);
return;
}
memcpy(&version, &(search->second), sizeof(version));
encode_get_version_resp(0, PLDM_SUCCESS, 0, PLDM_START_AND_END, &version,
sizeof(pldm_version), response);
}
} // namespace responder
} // namespace pldm