#include <ipcmessages.h>
#include <stdio.h>
#include <wm.h>
+#include <wm_internals.h>
+#include <wm_hotkeys.h> // Hotkey registration
+#include <wm_renderer.h> // Renderer IPC messages
#define AXWIN_PORT 4101
// === TYPES ===
typedef struct sIPC_Type tIPC_Type;
-typedef struct sIPC_Client tIPC_Client;
struct sIPC_Type
{
tWindow **Windows;
};
+// === IMPORTS ===
+extern tWindow *gpWM_FocusedWindow; // Needed for _FocusWindow
// === PROTOTYPES ===
void IPC_Init(void);
{
int tmp;
// TODO: Check this
- giNetworkFileHandle = open("/Devices/ip/loop/udp", OPENFLAG_READ);
- tmp = AXWIN_PORT; ioctl(giNetworkFileHandle, 4, &tmp); // TODO: Don't hard-code IOCtl number
+ giNetworkFileHandle = _SysOpen("/Devices/ip/loop/udp", OPENFLAG_READ);
+ if( giNetworkFileHandle != -1 )
+ {
+ tmp = AXWIN_PORT;
+ _SysIOCtl(giNetworkFileHandle, 4, &tmp); // TODO: Don't hard-code IOCtl number
+ }
}
void IPC_FillSelect(int *nfds, fd_set *set)
{
- if( giNetworkFileHandle > *nfds ) *nfds = giNetworkFileHandle;
- FD_SET(giNetworkFileHandle, set);
+ if( giNetworkFileHandle != -1 )
+ {
+ if( giNetworkFileHandle > *nfds ) *nfds = giNetworkFileHandle;
+ FD_SET(giNetworkFileHandle, set);
+ }
}
void IPC_HandleSelect(fd_set *set)
{
- if( FD_ISSET(giNetworkFileHandle, set) )
+ if( giNetworkFileHandle != -1 )
{
- char staticBuf[STATICBUF_SIZE];
- int readlen, identlen;
- char *msg;
-
- readlen = read(giNetworkFileHandle, staticBuf, sizeof(staticBuf));
-
- identlen = 4 + Net_GetAddressSize( ((uint16_t*)staticBuf)[1] );
- msg = staticBuf + identlen;
-
- IPC_Handle(&gIPC_Type_Datagram, staticBuf, readlen - identlen, (void*)msg);
- _SysDebug("IPC_HandleSelect: UDP handled");
+ if( FD_ISSET(giNetworkFileHandle, set) )
+ {
+ char staticBuf[STATICBUF_SIZE];
+ int readlen, identlen;
+ char *msg;
+
+ readlen = _SysRead(giNetworkFileHandle, staticBuf, sizeof(staticBuf));
+
+ identlen = 4 + Net_GetAddressSize( ((uint16_t*)staticBuf)[1] );
+ msg = staticBuf + identlen;
+
+ IPC_Handle(&gIPC_Type_Datagram, staticBuf, readlen - identlen, (void*)msg);
+// _SysDebug("IPC_HandleSelect: UDP handled");
+ }
}
- while(SysGetMessage(NULL, NULL))
+ size_t len;
+ int tid;
+ while( (len = _SysGetMessage(&tid, 0, NULL)) )
{
- pid_t tid;
- int len = SysGetMessage(&tid, NULL);
char data[len];
- SysGetMessage(NULL, data);
+ _SysGetMessage(NULL, len, data);
IPC_Handle(&gIPC_Type_SysMessage, &tid, len, (void*)data);
- _SysDebug("IPC_HandleSelect: Message handled");
+// _SysDebug("IPC_HandleSelect: Message handled");
}
}
memcpy(tmpbuf, Ident, identlen); // Header
memcpy(tmpbuf + identlen, Data, Length); // Data
// TODO: Handle fragmented packets
- write(giNetworkFileHandle, tmpbuf, sizeof(tmpbuf));
+ _SysWrite(giNetworkFileHandle, tmpbuf, sizeof(tmpbuf));
}
int IPC_Type_Sys_GetSize(const void *Ident)
int IPC_Type_Sys_Compare(const void *Ident1, const void *Ident2)
{
- return *(const int*)Ident1 - *(const int*)Ident2;
+ return *(const tid_t*)Ident1 - *(const tid_t*)Ident2;
}
void IPC_Type_Sys_Send(const void *Ident, size_t Length, const void *Data)
{
- SysSendMessage( *(const tid_t*)Ident, Length, Data );
+ _SysSendMessage( *(const tid_t*)Ident, Length, Data );
}
// --- Client -> Window Mappings
tIPC_Client *IPC_int_GetClient(const tIPC_Type *IPCType, const void *Ident)
{
- int pos; // Position where the new client will be inserted
+ int pos = 0; // Position where the new client will be inserted
int ident_size;
tIPC_Client *ret;
// - Search list of registered clients
+ if(giIPC_ClientCount > 0)
{
tIPC_Client target;
int div;
{
div /= 2;
cmp = _CompareClientPtrs(&ret, &gIPC_Clients[pos]);
+// _SysDebug("Checking against %i gives %i", pos, cmp);
if(cmp == 0) break;
if(cmp < 0)
pos -= div;
// - Create a new client entry
ident_size = IPCType->GetIdentSize(Ident);
+// _SysDebug("ident_size = %i", ident_size);
ret = malloc( sizeof(tIPC_Client) + ident_size );
if(!ret) return NULL;
ret->IPCType = IPCType;
- ret->Ident = &ret + 1; // Get the end of the structure
+ ret->Ident = ret + 1; // Get the end of the structure
memcpy( (void*)ret->Ident, Ident, ident_size );
ret->nWindows = 0;
ret->Windows = NULL;
if( WindowID == -1 )
return NULL;
- if( WindowID >= Client->nWindows )
+ if( WindowID >= Client->nWindows ) {
return NULL;
+ }
return Client->Windows[WindowID];
}
Client->nWindows = WindowID + 1;
Client->Windows = realloc(Client->Windows, Client->nWindows*sizeof(tWindow*));
memset( &Client->Windows[oldCount], 0, (Client->nWindows-oldCount)*sizeof(tWindow*) );
+ _SysDebug("Expanded %p's window list from %i to %i", Client, oldCount, Client->nWindows);
}
-
+
+ _SysDebug("Assigned %p to window %i for %p", WindowPtr, WindowID, Client);
Client->Windows[WindowID] = WindowPtr;
}
// --- IPC Message Handlers ---
+int IPC_Msg_Ping(tIPC_Client *Client, tAxWin_IPCMessage *Msg)
+{
+ ASSERT(Msg->ID == IPCMSG_PING);
+
+ if( !(Msg->Flags & IPCMSG_FLAG_RETURN) ) return 0;
+
+ if( Msg->Size < 4 ) return -1;
+
+ tIPCMsg_ReturnInt *ret = (void*)Msg->Data;
+ Msg->ID = IPCMSG_PING;
+ Msg->Size = sizeof(*ret);
+ ret->Value = AXWIN_VERSION;
+ Client->IPCType->SendMessage(Client->Ident, sizeof(*Msg)+sizeof(*ret), Msg);
+ return 0;
+}
+
+int IPC_Msg_GetDisplayCount(tIPC_Client *Client, tAxWin_IPCMessage *Msg)
+{
+ tAxWin_IPCMessage *ret_hdr;
+ tIPCMsg_ReturnInt *ret;
+ char buf[sizeof(*ret_hdr)+sizeof(*ret)];
+
+ ASSERT(Msg->ID == IPCMSG_GETDISPLAYCOUNT);
+
+ if( !(Msg->Flags & IPCMSG_FLAG_RETURN) ) return 0;
+
+ ret_hdr = (void*)buf;
+ ret_hdr->ID = IPCMSG_GETDISPLAYCOUNT;
+ ret_hdr->Flags = 0;
+ ret_hdr->Window = -1;
+ ret_hdr->Size = sizeof(*ret);
+ ret = (void*)ret_hdr->Data;
+ ret->Value = 1; // HARD CODE - Current version only supports one display
+
+ Client->IPCType->SendMessage(Client->Ident, sizeof(buf), buf);
+ return 0;
+}
+
+int IPC_Msg_GetDisplayDims(tIPC_Client *Client, tAxWin_IPCMessage *Msg)
+{
+ tIPCMsg_GetDisplayDims *info;
+ tAxWin_IPCMessage *ret_hdr;
+ tIPCMsg_RetDisplayDims *ret;
+ char buf[sizeof(*ret_hdr)+sizeof(*ret)];
+
+ ASSERT(Msg->ID == IPCMSG_GETDISPLAYDIMS);
+
+ if( !(Msg->Flags & IPCMSG_FLAG_RETURN) ) return 0;
+
+ info = (void*)Msg->Data;
+
+ ret_hdr = (void*)buf;
+ ret_hdr->ID = IPCMSG_GETDISPLAYDIMS;
+ ret_hdr->Flags = 0;
+ ret_hdr->Window = -1;
+ ret_hdr->Size = sizeof(*ret);
+ ret = (void*)ret_hdr->Data;
+
+ // HARD CODE! Only one display supported
+ if( info->DisplayID == 0 )
+ {
+ ret->X = 0;
+ ret->Y = 0;
+ ret->W = giScreenWidth;
+ ret->H = giScreenHeight;
+ }
+ else
+ {
+ ret->X = 0; ret->Y = 0;
+ ret->W = 0; ret->H = 0;
+ }
+
+ Client->IPCType->SendMessage(Client->Ident, sizeof(buf), buf);
+ return 0;
+}
+
+int IPC_Msg_SendMsg(tIPC_Client *Client, tAxWin_IPCMessage *Msg)
+{
+ tIPCMsg_SendMsg *info = (void*)Msg->Data;
+ tWindow *src, *dest;
+
+ ASSERT(Msg->ID == IPCMSG_SENDMSG);
+
+ // - Sanity checks
+ if( Msg->Size < sizeof(tIPCMsg_SendMsg) )
+ return -1;
+ if( Msg->Size < sizeof(tIPCMsg_SendMsg) + info->Length )
+ return -1;
+
+ src = IPC_int_GetWindow(Client, Msg->Window);
+ if(!src) return 1;
+ dest = IPC_int_GetWindow(Client, info->Remote);
+ if(!dest) return 1;
+
+ WM_SendMessage(src, dest, info->ID, info->Length, info->Data);
+
+ return 0;
+}
+
int IPC_Msg_CreateWin(tIPC_Client *Client, tAxWin_IPCMessage *Msg)
{
tIPCMsg_CreateWin *info = (void*)Msg->Data;
tWindow *newwin, *parent;
+ ASSERT(Msg->ID == IPCMSG_CREATEWIN);
+
// - Sanity checks
// > +1 is for NULL byte on string
- if( Msg->Size < sizeof(tIPCMsg_CreateWin) + 1 )
+ if( Msg->Size < sizeof(*info) + 1 ) {
+ _SysDebug("IPC_Msg_CreateWin: Size check 1 failed");
return -1;
- if( info->Renderer[Msg->Size - sizeof(tIPCMsg_CreateWin)] != '\0' )
+ }
+ if( info->Renderer[Msg->Size - sizeof(*info) - 1] != '\0' ) {
+ _SysDebug("IPC_Msg_CreateWin: Size check 2 failed");
+ _SysDebug("info = {");
+ _SysDebug(" .NewWinID = %i", info->NewWinID);
+ _SysDebug(" .RendererArg = %i", info->RendererArg);
+ _SysDebug(" .Renderer = '%.*s'", Msg->Size - sizeof(*info), info->Renderer);
+ _SysDebug("}");
return -1;
+ }
// - Get the parent window ID
parent = IPC_int_GetWindow(Client, Msg->Window);
return 1;
// - Create the new window, and save its pointer
- newwin = WM_CreateWindow(parent, info->Flags, info->Renderer);
+ newwin = WM_CreateWindow(parent, Client, info->NewWinID, info->RendererArg, info->Renderer);
IPC_int_SetWindow(Client, info->NewWinID, newwin);
return 0;
}
+int IPC_Msg_SetWindowTitle(tIPC_Client *Client, tAxWin_IPCMessage *Msg)
+{
+ tWindow *win;
+
+ ASSERT(Msg->ID == IPCMSG_SETWINTITLE);
+
+ if( Msg->Size < 1 ) return -1;
+ if( Msg->Data[ Msg->Size-1 ] != '\0' ) return -1;
+
+ win = IPC_int_GetWindow(Client, Msg->Window);
+ if(!win) return 1;
+
+ WM_SetWindowTitle(win, Msg->Data);
+
+ return 0;
+}
+
+int IPC_Msg_ShowWindow(tIPC_Client *Client, tAxWin_IPCMessage *Msg)
+{
+ tIPCMsg_Boolean *info = (void*)Msg->Data;
+ tWindow *win;
+
+ ASSERT(Msg->ID == IPCMSG_SHOWWINDOW);
+
+ if( Msg->Size < sizeof(*info) ) return -1;
+
+ win = IPC_int_GetWindow(Client, Msg->Window);
+ if(!win) return 1;
+
+ WM_ShowWindow(win, !!info->Value);
+
+ return 0;
+}
+
+int IPC_Msg_DecorateWindow(tIPC_Client *Client, tAxWin_IPCMessage *Msg)
+{
+ tIPCMsg_Boolean *info = (void*)Msg->Data;
+ tWindow *win;
+
+ if( Msg->Size < sizeof(*info) ) return -1;
+
+ win = IPC_int_GetWindow(Client, Msg->Window);
+ if(!win) return 1;
+
+ WM_DecorateWindow(win, !!info->Value);
+ return 0;
+}
+
+int IPC_Msg_FocusWindow(tIPC_Client *Client, tAxWin_IPCMessage *Msg)
+{
+ tWindow *win;
+
+ ASSERT(Msg->ID == IPCMSG_FOCUSWINDOW);
+
+ // Don't allow the focus to be changed unless the client has the focus
+ if(!gpWM_FocusedWindow) return 1;
+ if(gpWM_FocusedWindow->Client != Client) return 1;
+
+ win = IPC_int_GetWindow(Client, Msg->Window);
+ if(!win) return 1;
+
+ WM_FocusWindow(win);
+
+ return 0;
+}
+
+int IPC_Msg_SetWinPos(tIPC_Client *Client, tAxWin_IPCMessage *Msg)
+{
+ tIPCMsg_SetWindowPos *info = (void*)Msg->Data;
+ tWindow *win;
+
+ ASSERT(Msg->ID == IPCMSG_SETWINPOS);
+
+ if(Msg->Size < sizeof(*info)) return -1;
+
+ win = IPC_int_GetWindow(Client, Msg->Window);
+ if(!win) return 1;
+
+ _SysDebug("info = {..., bSetPos=%i,bSetDims=%i}", info->bSetPos, info->bSetDims);
+
+ if(info->bSetPos)
+ WM_MoveWindow(win, info->X, info->Y);
+ if(info->bSetDims)
+ WM_ResizeWindow(win, info->W, info->H);
+
+ return 0;
+}
+
+int IPC_Msg_RegisterAction(tIPC_Client *Client, tAxWin_IPCMessage *Msg)
+{
+ tIPCMsg_RegAction *info = (void*)Msg->Data;
+ tWindow *win;
+
+ ASSERT(Msg->ID == IPCMSG_REGACTION);
+
+ if( Msg->Size < sizeof(*info) + 1 )
+ return -1;
+
+ win = IPC_int_GetWindow(Client, Msg->Window);
+ if(!win) return 1;
+
+ if( strnlen(info->Action, Msg->Size - sizeof(*info)) == Msg->Size - sizeof(*info) )
+ return 1;
+
+ _SysDebug("RegisterAction %p:%i [%i]\"%s\"",
+ Client, Msg->Window, info->Index, info->Action
+ );
+
+ WM_Hotkey_RegisterAction(info->Action, win, info->Index);
+
+ return 0;
+}
+
+int (*gIPC_MessageHandlers[])(tIPC_Client *Client, tAxWin_IPCMessage *Msg) = {
+ IPC_Msg_Ping,
+ IPC_Msg_GetDisplayCount,
+ IPC_Msg_GetDisplayDims,
+ IPC_Msg_SendMsg,
+ IPC_Msg_CreateWin,
+ NULL, // Destroy window
+ IPC_Msg_SetWindowTitle,
+ IPC_Msg_ShowWindow,
+ IPC_Msg_DecorateWindow,
+ IPC_Msg_FocusWindow,
+ IPC_Msg_SetWinPos,
+ IPC_Msg_RegisterAction
+};
+const int giIPC_NumMessageHandlers = sizeof(gIPC_MessageHandlers)/sizeof(gIPC_MessageHandlers[0]);
+
void IPC_Handle(const tIPC_Type *IPCType, const void *Ident, size_t MsgLen, tAxWin_IPCMessage *Msg)
{
tIPC_Client *client;
+ int rv = 0;
- _SysDebug("IPC_Handle: (IPCType=%p, Ident=%p, MsgLen=%i, Msg=%p)",
- IPCType, Ident, MsgLen, Msg);
+// _SysDebug("IPC_Handle: (IPCType=%p, Ident=%p, MsgLen=%i, Msg=%p)",
+// IPCType, Ident, MsgLen, Msg);
if( MsgLen < sizeof(tAxWin_IPCMessage) )
return ;
return ;
client = IPC_int_GetClient(IPCType, Ident);
-
- switch((enum eAxWin_IPCMessageTypes) Msg->ID)
+ if( !client ) {
+ // Oops?
+ }
+
+ if( Msg->Flags & IPCMSG_FLAG_RENDERER )
{
- // --- Ping message (reset timeout and get server version)
- case IPCMSG_PING:
- _SysDebug(" IPC_Handle: IPCMSG_PING");
- if( Msg->Size < 4 ) return;
- if( Msg->Flags & IPCMSG_FLAG_RETURN )
- {
- Msg->ID = IPCMSG_PING;
- Msg->Size = sizeof(tIPCMsg_Return);
- ((tIPCMsg_Return*)Msg->Data)->Value = AXWIN_VERSION;
- IPCType->SendMessage(Ident, sizeof(tIPCMsg_Return), Msg);
+ tWindow *win = IPC_int_GetWindow(client, Msg->Window);
+ if( !win ) {
+ _SysDebug("WARNING: NULL window in message %i", Msg->ID);
+ return ;
}
- break;
-
- // --- Create window
- case IPCMSG_CREATEWIN:
- _SysDebug(" IPC_Handle: IPCMSG_CREATEWIN");
- IPC_Msg_CreateWin(client, Msg);
- break;
-
- // --- Unknown message
- default:
- fprintf(stderr, "WARNING: Unknown message %i (%p)\n", Msg->ID, IPCType);
- _SysDebug("WARNING: Unknown message %i (%p)\n", Msg->ID, IPCType);
- break;
+ tWMRenderer *renderer = win->Renderer;
+ if( Msg->ID >= renderer->nIPCHandlers ) {
+ _SysDebug("WARNING: Message %i out of range in %s", Msg->ID, renderer->Name);
+ return ;
+ }
+ if( !renderer->IPCHandlers[Msg->ID] ) {
+ _SysDebug("WARNING: Message %i has no handler in %s", Msg->ID, renderer->Name);
+ return ;
+ }
+ _SysDebug("IPC_Handle: Call %s-%i", renderer->Name, Msg->ID);
+ rv = renderer->IPCHandlers[Msg->ID](win, Msg->Size, Msg->Data);
+ if( rv )
+ _SysDebug("IPC_Handle: rv != 0 (%i)", rv);
}
+ else
+ {
+ if( Msg->ID >= giIPC_NumMessageHandlers ) {
+ fprintf(stderr, "WARNING: Unknown message %i (%p)\n", Msg->ID, IPCType);
+ _SysDebug("WARNING: Unknown message %i (%p)", Msg->ID, IPCType);
+ return ;
+ }
+
+ if( !gIPC_MessageHandlers[ Msg->ID ] ) {
+ fprintf(stderr, "WARNING: Message %i does not have a handler\n", Msg->ID);
+ _SysDebug("WARNING: Message %i does not have a handler", Msg->ID);
+ return ;
+ }
+
+ _SysDebug("IPC_Handle: Call WM-%i", Msg->ID);
+ rv = gIPC_MessageHandlers[Msg->ID](client, Msg);
+ if( rv )
+ _SysDebug("IPC_Handle: rv != 0 (%i)", rv);
+ }
+}
+
+// Dispatch a message to the client
+void IPC_SendWMMessage(tIPC_Client *Client, uint32_t Src, uint32_t Dst, int MsgID, int Len, void *Data)
+{
+ tAxWin_IPCMessage *hdr;
+ tIPCMsg_SendMsg *msg;
+ char buf[sizeof(*hdr)+sizeof(*msg)+Len];
+
+ hdr = (void*)buf;
+ msg = (void*)hdr->Data;
+
+ hdr->ID = IPCMSG_SENDMSG;
+ hdr->Flags = 0;
+ hdr->Size = sizeof(*msg) + Len;
+ hdr->Window = Dst;
+
+ msg->Remote = Src;
+ msg->ID = MsgID;
+ msg->Length = Len;
+ memcpy(msg->Data, Data, Len);
+
+ Client->IPCType->SendMessage(Client->Ident, sizeof(buf), buf);
+}
+
+// --- Server->Client replies
+void IPC_SendReply(tIPC_Client *Client, uint32_t WinID, int MsgID, size_t Len, const void *Data)
+{
+ tAxWin_IPCMessage *hdr;
+ char buf[sizeof(*hdr)+Len];
+
+ hdr = (void*)buf;
+
+ hdr->ID = MsgID;
+ hdr->Flags = IPCMSG_FLAG_RENDERER;
+ hdr->Size = Len;
+ hdr->Window = WinID;
+
+ memcpy(hdr->Data, Data, Len);
+ Client->IPCType->SendMessage(Client->Ident, sizeof(buf), buf);
}