Initial commit for GitHub migration based on spice2x-25-03-03

src/spice2x/acioemu/handle.cpp

@@ -0,0 +1,73 @@
+#include "handle.h"
+
+#include "misc/eamuse.h"
+#include "rawinput/rawinput.h"
+#include "util/utils.h"
+
+acioemu::ACIOHandle::ACIOHandle(LPCWSTR lpCOMPort) {
+    this->com_port = lpCOMPort;
+}
+
+bool acioemu::ACIOHandle::open(LPCWSTR lpFileName) {
+    if (wcscmp(lpFileName, com_port) != 0) {
+        return false;
+    }
+
+    log_info("acioemu", "Opened {} (ACIO)", ws2s(com_port));
+
+    // ACIO device
+    acio_emu.add_device(new acioemu::ICCADevice(false, true, 2));
+
+    return true;
+}
+
+int acioemu::ACIOHandle::read(LPVOID lpBuffer, DWORD nNumberOfBytesToRead) {
+    auto buffer = reinterpret_cast<uint8_t *>(lpBuffer);
+
+    // read from emu
+    DWORD bytes_read = 0;
+    while (bytes_read < nNumberOfBytesToRead) {
+        auto cur_byte = acio_emu.read();
+
+        if (cur_byte.has_value()) {
+            buffer[bytes_read++] = cur_byte.value();
+        } else {
+            break;
+        }
+    }
+
+    // return amount of bytes read
+    return (int) bytes_read;
+}
+
+int acioemu::ACIOHandle::write(LPCVOID lpBuffer, DWORD nNumberOfBytesToWrite) {
+    auto buffer = reinterpret_cast<const uint8_t *>(lpBuffer);
+
+    // write to emu
+    for (DWORD i = 0; i < nNumberOfBytesToWrite; i++) {
+        acio_emu.write(buffer[i]);
+    }
+
+    // return all data written
+    return (int) nNumberOfBytesToWrite;
+}
+
+int acioemu::ACIOHandle::device_io(
+        DWORD dwIoControlCode,
+        LPVOID lpInBuffer,
+        DWORD nInBufferSize,
+        LPVOID lpOutBuffer,
+        DWORD nOutBufferSize
+) {
+    return -1;
+}
+
+size_t acioemu::ACIOHandle::bytes_available() {
+    return acio_emu.bytes_available();
+}
+
+bool acioemu::ACIOHandle::close() {
+    log_info("acioemu", "Closed {} (ACIO)", ws2s(com_port));
+
+    return true;
+}