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lay base for IPC work

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This commit is contained in:
Arisotura
2023-01-10 20:02:25 +01:00
parent fd1b0ca4b4
commit beb13926ac
4 changed files with 128 additions and 62 deletions
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67
src/frontend/qt_sdl/Platform.cpp
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@ -38,6 +38,7 @@
#include "LAN_Socket.h"
#include "LAN_PCap.h"
#include "LocalMP.h"
#include "IPC.h"
#include "OSD.h"
#ifdef __WIN32__
@ -55,64 +56,6 @@ void emuStop();
namespace Platform
{
QSharedMemory* IPCBuffer = nullptr;
int IPCInstanceID;
void IPCInit()
{
IPCInstanceID = 0;
IPCBuffer = new QSharedMemory("melonIPC");
if (!IPCBuffer->attach())
{
Log(LogLevel::Info, "IPC sharedmem doesn't exist. creating\n");
if (!IPCBuffer->create(1024))
{
Log(LogLevel::Error, "IPC sharedmem create failed :(\n");
delete IPCBuffer;
IPCBuffer = nullptr;
return;
}
IPCBuffer->lock();
memset(IPCBuffer->data(), 0, IPCBuffer->size());
IPCBuffer->unlock();
}
IPCBuffer->lock();
u8* data = (u8*)IPCBuffer->data();
u16 mask = *(u16*)&data[0];
for (int i = 0; i < 16; i++)
{
if (!(mask & (1<<i)))
{
IPCInstanceID = i;
*(u16*)&data[0] |= (1<<i);
break;
}
}
IPCBuffer->unlock();
Log(LogLevel::Info, "IPC: instance ID %d\n", IPCInstanceID);
}
void IPCDeInit()
{
if (IPCBuffer)
{
IPCBuffer->lock();
u8* data = (u8*)IPCBuffer->data();
*(u16*)&data[0] &= ~(1<<IPCInstanceID);
IPCBuffer->unlock();
IPCBuffer->detach();
delete IPCBuffer;
}
IPCBuffer = nullptr;
}
void Init(int argc, char** argv)
{
#if defined(__WIN32__) || defined(PORTABLE)
@ -147,12 +90,12 @@ void Init(int argc, char** argv)
EmuDirectory = confdir.toStdString();
#endif
IPCInit();
IPC::Init();
}
void DeInit()
{
IPCDeInit();
IPC::DeInit();
}
void SignalStop(StopReason reason)
@ -178,12 +121,12 @@ void SignalStop(StopReason reason)
int InstanceID()
{
return IPCInstanceID;
return IPC::InstanceID;
}
std::string InstanceFileSuffix()
{
int inst = IPCInstanceID;
int inst = IPC::InstanceID;
if (inst == 0) return "";
char suffix[16] = {0};