103 lines
2.4 KiB
C++
103 lines
2.4 KiB
C++
#include "sate.h"
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#include "util/logging.h"
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using namespace acioemu;
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games::ddr::DDRSATEHandle::SATEDevice::SATEDevice() {
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this->node_count = 7;
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}
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bool games::ddr::DDRSATEHandle::SATEDevice::parse_msg(
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acioemu::MessageData *msg_in,
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circular_buffer<uint8_t> *response_buffer
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) {
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// check command
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switch (msg_in->cmd.code) {
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case ACIO_CMD_GET_VERSION: {
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// send version data
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auto msg = this->create_msg(msg_in, MSG_VERSION_SIZE);
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this->set_version(msg, 0x105, 0, 1, 1, 0, "DDRS");
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write_msg(msg, response_buffer);
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delete msg;
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break;
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}
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case ACIO_CMD_CLEAR:
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case ACIO_CMD_STARTUP:
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case 0xFF: // BROADCAST
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{
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// send status 0
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auto msg = this->create_msg_status(msg_in, 0x00);
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write_msg(msg, response_buffer);
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delete msg;
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break;
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}
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default:
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return false;
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}
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// mark as handled
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return true;
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}
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bool games::ddr::DDRSATEHandle::open(LPCWSTR lpFileName) {
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if (wcscmp(lpFileName, L"COM2") != 0) {
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return false;
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}
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log_info("ddr", "Opened COM2 (SATE)");
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// ACIO device
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acio_emu.add_device(new SATEDevice());
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return true;
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}
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int games::ddr::DDRSATEHandle::read(LPVOID lpBuffer, DWORD nNumberOfBytesToRead) {
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auto buffer = reinterpret_cast<uint8_t *>(lpBuffer);
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// read from emu
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DWORD bytes_read = 0;
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while (bytes_read < nNumberOfBytesToRead) {
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auto cur_byte = acio_emu.read();
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if (cur_byte.has_value()) {
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buffer[bytes_read++] = cur_byte.value();
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} else {
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break;
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}
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}
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// return amount of bytes read
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return (int) bytes_read;
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}
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int games::ddr::DDRSATEHandle::write(LPCVOID lpBuffer, DWORD nNumberOfBytesToWrite) {
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auto buffer = reinterpret_cast<const uint8_t *>(lpBuffer);
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// write to emu
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for (DWORD i = 0; i < nNumberOfBytesToWrite; i++) {
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acio_emu.write(buffer[i]);
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}
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// return all data written
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return (int) nNumberOfBytesToWrite;
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}
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int games::ddr::DDRSATEHandle::device_io(
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DWORD dwIoControlCode,
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LPVOID lpInBuffer,
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DWORD nInBufferSize,
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LPVOID lpOutBuffer,
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DWORD nOutBufferSize
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) {
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return -1;
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}
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bool games::ddr::DDRSATEHandle::close() {
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log_info("ddr", "Closed COM2 (SATE).");
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return true;
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}
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