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Add support for Client Named Pipe on Windows

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This commit is contained in:
Jasmine Iwanek
2025-06-19 21:55:54 -04:00
parent 19c86c3f7e
commit e8c6fcdd4e
2 changed files with 36 additions and 2 deletions
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2
src/device/serial_passthrough.c
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@@ -246,9 +246,7 @@ static const device_config_t serial_passthrough_config[] = {
.selection = {
#ifdef _WIN32
{ .description = "Named Pipe (Server)", .value = SERPT_MODE_NPIPE_SRV },
#if 0 /* TODO */
{ .description = "Named Pipe (Client)", .value = SERPT_MODE_NPIPE_CLNT },
#endif
#else /* _WIN32 */
{ .description = "Pseudo Terminal/Virtual Console", .value = SERPT_MODE_VCON },
#endif /* _WIN32 */

36
src/qt/win_serial_passthrough.c
View File

@@ -189,6 +189,38 @@ open_pseudo_terminal(serial_passthrough_t *dev)
return 1;
}
static int
connect_named_pipe_client(serial_passthrough_t *dev)
{
char ascii_pipe_name[1024] = { 0 };
strncpy(ascii_pipe_name, dev->named_pipe, sizeof(ascii_pipe_name) - 1);
HANDLE hPipe = CreateFileA(
ascii_pipe_name, // pipe name
GENERIC_READ | GENERIC_WRITE,
0, // no sharing
NULL, // default security attributes
OPEN_EXISTING, // open existing pipe
0, // default attributes
NULL); // no template file
if (hPipe == INVALID_HANDLE_VALUE) {
DWORD error = GetLastError();
wchar_t errorMsg[1024] = { 0 };
wchar_t finalMsg[1024] = { 0 };
FormatMessageW(FORMAT_MESSAGE_FROM_SYSTEM, NULL, error, MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), errorMsg, 1024, NULL);
swprintf(finalMsg, 1024, L"Named Pipe (client, named_pipe=\"%hs\", port=COM%d): %ls\n", ascii_pipe_name, dev->port + 1, errorMsg);
ui_msgbox(MBX_ERROR | MBX_FATAL, finalMsg);
return 0;
}
DWORD mode = PIPE_READMODE_BYTE | PIPE_NOWAIT;
SetNamedPipeHandleState(hPipe, &mode, NULL, NULL);
dev->master_fd = (intptr_t) hPipe;
pclog("Named Pipe client connected to %s\n", ascii_pipe_name);
return 1;
}
static int
open_host_serial_port(serial_passthrough_t *dev)
{
@@ -228,6 +260,10 @@ plat_serpt_open_device(void *priv)
if (open_pseudo_terminal(dev))
return 0;
break;
case SERPT_MODE_NPIPE_CLNT:
if (connect_named_pipe_client(dev))
return 0;
break;
case SERPT_MODE_HOSTSER:
if (open_host_serial_port(dev))
return 0;