* - Interprocess communication
*/
#include <common.h>
-#include <acess/sys.h>
-#include <net.h>
#include <string.h>
#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
+#include <ipc_int.h>
-#define AXWIN_PORT 4101
-
-#define STATICBUF_SIZE 64
#define MAX_WINDOWS_PER_APP 128
-// === TYPES ===
-typedef struct sIPC_Type tIPC_Type;
-typedef struct sIPC_Client tIPC_Client;
-
-struct sIPC_Type
-{
- int (*GetIdentSize)(const void *Ident);
- int (*CompareIdent)(const void *Ident1, const void *Ident2);
- void (*SendMessage)(const void *Ident, size_t Length, const void *Data);
-};
-
-struct sIPC_Client
-{
- const tIPC_Type *IPCType;
- const void *Ident; // Stored after structure
-
- int nWindows;
- tWindow **Windows;
-};
-
+// === IMPORTS ===
+extern tWindow *gpWM_FocusedWindow; // Needed for _FocusWindow
// === PROTOTYPES ===
-void IPC_Init(void);
-void IPC_FillSelect(int *nfds, fd_set *set);
-void IPC_HandleSelect(fd_set *set);
- int IPC_Type_Datagram_GetSize(const void *Ident);
- int IPC_Type_Datagram_Compare(const void *Ident1, const void *Ident2);
-void IPC_Type_Datagram_Send(const void *Ident, size_t Length, const void *Data);
- int IPC_Type_Sys_GetSize(const void *Ident);
- int IPC_Type_Sys_Compare(const void *Ident1, const void *Ident2);
-void IPC_Type_Sys_Send(const void *Ident, size_t Length, const void *Data);
-void IPC_Handle(const tIPC_Type *IPCType, const void *Ident, size_t MsgLen, tAxWin_IPCMessage *Msg);
+tIPC_Client *IPC_int_GetClient(const tIPC_Type *IPCType, const void *Ident);
+void IPC_int_DropClient(tIPC_Client *Client);
+void IPC_Handle(tIPC_Client *Client, size_t MsgLen, tAxWin_IPCMessage *Msg);
// === GLOBALS ===
-const tIPC_Type gIPC_Type_Datagram = {
- IPC_Type_Datagram_GetSize,
- IPC_Type_Datagram_Compare,
- IPC_Type_Datagram_Send
-};
-const tIPC_Type gIPC_Type_SysMessage = {
- IPC_Type_Sys_GetSize,
- IPC_Type_Sys_Compare,
- IPC_Type_Sys_Send
-};
- int giNetworkFileHandle = -1;
- int giMessagesFileHandle = -1;
int giIPC_ClientCount;
tIPC_Client **gIPC_Clients;
// === CODE ===
-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
-}
-
-void IPC_FillSelect(int *nfds, fd_set *set)
-{
- if( giNetworkFileHandle > *nfds ) *nfds = giNetworkFileHandle;
- FD_SET(giNetworkFileHandle, set);
-}
-
-void IPC_HandleSelect(fd_set *set)
-{
- if( FD_ISSET(giNetworkFileHandle, set) )
- {
- 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");
- }
-
- while(SysGetMessage(NULL, NULL))
- {
- pid_t tid;
- int len = SysGetMessage(&tid, NULL);
- char data[len];
- SysGetMessage(NULL, data);
-
- IPC_Handle(&gIPC_Type_SysMessage, &tid, len, (void*)data);
- _SysDebug("IPC_HandleSelect: Message handled");
- }
-}
-
-int IPC_Type_Datagram_GetSize(const void *Ident)
-{
- return 4 + Net_GetAddressSize( ((const uint16_t*)Ident)[1] );
-}
-
-int IPC_Type_Datagram_Compare(const void *Ident1, const void *Ident2)
-{
- // Pass the buck :)
- // - No need to worry about mis-matching sizes, as the size is computed
- // from the 3rd/4th bytes, hence it will differ before the size is hit.
- return memcmp(Ident1, Ident2, IPC_Type_Datagram_GetSize(Ident1));
-}
-
-void IPC_Type_Datagram_Send(const void *Ident, size_t Length, const void *Data)
-{
- int identlen = IPC_Type_Datagram_GetSize(Ident);
- char tmpbuf[ identlen + Length ];
- memcpy(tmpbuf, Ident, identlen); // Header
- memcpy(tmpbuf + identlen, Data, Length); // Data
- // TODO: Handle fragmented packets
- write(giNetworkFileHandle, tmpbuf, sizeof(tmpbuf));
-}
-
-int IPC_Type_Sys_GetSize(const void *Ident)
-{
- return sizeof(pid_t);
-}
-
-int IPC_Type_Sys_Compare(const void *Ident1, const void *Ident2)
-{
- return *(const int*)Ident1 - *(const int*)Ident2;
-}
-
-void IPC_Type_Sys_Send(const void *Ident, size_t Length, const void *Data)
-{
- SysSendMessage( *(const tid_t*)Ident, Length, Data );
-}
-
// --- Client -> Window Mappings
int _CompareClientPtrs(const void *_a, const void *_b)
{
tIPC_Client *a = *(tIPC_Client**)_a;
tIPC_Client *b = *(tIPC_Client**)_b;
-
+
+ ASSERT(a);
+ if(!b) return -1;
+
if(a->IPCType < b->IPCType) return -1;
if(a->IPCType > b->IPCType) return 1;
return a->IPCType->CompareIdent(a->Ident, b->Ident);
}
+int IPC_int_BSearchClients(const tIPC_Client *TargetClient, int *Pos)
+{
+ int div;
+ int cmp = -1;
+ int pos = 0;
+
+ div = giIPC_ClientCount;
+ pos = div/2;
+ while(div > 0)
+ {
+ div /= 2;
+ _SysDebug("Cmp with %i [%i] (%p)", pos, div, gIPC_Clients[pos]);
+ cmp = _CompareClientPtrs(&TargetClient, &gIPC_Clients[pos]);
+// _SysDebug("Checking against %i gives %i", pos, cmp);
+ if(cmp == 0) break;
+ if(cmp < 0)
+ pos -= div;
+ else
+ pos += div;
+ }
+
+ // - Return if found
+ if(cmp == 0) {
+ *Pos = pos;
+ return 1;
+ }
+
+ // Adjust pos to be the index where the new client will be placed
+ if(cmp > 0) pos ++;
+ *Pos = pos;
+ return 0;
+}
+
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;
- int cmp = -1;
-
target.IPCType = IPCType;
target.Ident = Ident;
- ret = ⌖ // Abuse ret to get a pointer
-
- div = giIPC_ClientCount;
- pos = div/2;
- while(div > 0)
- {
- div /= 2;
- cmp = _CompareClientPtrs(&ret, &gIPC_Clients[pos]);
- if(cmp == 0) break;
- if(cmp < 0)
- pos -= div;
- else
- pos += div;
- }
-
- // - Return if found
- if(cmp == 0)
+ if( IPC_int_BSearchClients(&target, &pos) )
return gIPC_Clients[pos];
-
- // Adjust pos to be the index where the new client will be placed
- if(cmp > 0) pos ++;
}
// - 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;
return ret;
}
+void IPC_int_DropClient(tIPC_Client *Client)
+{
+ // Remove from client list
+ int pos;
+ if( !IPC_int_BSearchClients(Client, &pos) ) {
+ _SysDebug("IPC_int_DropClient: Can't find client %p", Client);
+ return ;
+ }
+
+ giIPC_ClientCount --;
+ memmove(&gIPC_Clients[pos], &gIPC_Clients[pos+1], (giIPC_ClientCount-pos)*sizeof(tIPC_Client*));
+
+ // Terminate client's windows
+ // - If there were active windows, show an error?
+ int nWindowsDestroyed = 0;
+ for(int i = 0; i < Client->nWindows; i ++)
+ {
+ if( Client->Windows[i] )
+ {
+ _SysDebug("Window %p:%i %p still exists", Client, i, Client->Windows[i]);
+ WM_DestroyWindow(Client->Windows[i]);
+ nWindowsDestroyed ++;
+ }
+ }
+ if( nWindowsDestroyed )
+ {
+ _SysDebug("TODO: Show notice that application exited without destroying windows");
+ }
+
+ // Free client structure
+ free(Client);
+ _SysDebug("Dropped client %p", Client);
+}
+
tWindow *IPC_int_GetWindow(tIPC_Client *Client, uint32_t WindowID)
{
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;
}
-void IPC_Handle(const tIPC_Type *IPCType, const void *Ident, size_t MsgLen, tAxWin_IPCMessage *Msg)
+int IPC_Msg_DestroyWin(tIPC_Client *Client, tAxWin_IPCMessage *Msg)
+{
+ tWindow *win;
+
+ ASSERT(Msg->ID == IPCMSG_DESTROYWIN);
+
+ win = IPC_int_GetWindow(Client, Msg->Window);
+ if( !win )
+ return 0;
+
+ WM_DestroyWindow(win);
+ IPC_int_SetWindow(Client, Msg->Window, NULL);
+ 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)
{
- tIPC_Client *client;
+ tIPCMsg_RegAction *info = (void*)Msg->Data;
+ tWindow *win;
- _SysDebug("IPC_Handle: (IPCType=%p, Ident=%p, MsgLen=%i, Msg=%p)",
- IPCType, Ident, MsgLen, Msg);
+ 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,
+ IPC_Msg_DestroyWin, // 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(tIPC_Client *Client, size_t MsgLen, tAxWin_IPCMessage *Msg)
+{
+ int rv = 0;
- if( MsgLen < sizeof(tAxWin_IPCMessage) )
+// _SysDebug("IPC_Handle: (IPCType=%p, Ident=%p, MsgLen=%i, Msg=%p)",
+// IPCType, Ident, MsgLen, Msg);
+
+ if( MsgLen < sizeof(*Msg) ) {
+ _SysDebug("IPC_Handle: %p Dropped full undersize message (%i < %i)",
+ Client, MsgLen, sizeof(*Msg));
return ;
- if( MsgLen < sizeof(tAxWin_IPCMessage) + Msg->Size )
+ }
+ if( MsgLen < sizeof(*Msg) + Msg->Size ) {
+ _SysDebug("IPC_Handle: %p Dropped undersize message (%i < %i+%i)",
+ Client, MsgLen, sizeof(*Msg), Msg->Size);
return ;
+ }
- client = IPC_int_GetClient(IPCType, Ident);
-
- switch((enum eAxWin_IPCMessageTypes) Msg->ID)
+ 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 (%x)", Msg->ID, Msg->Window);
+ return ;
}
- break;
-
- // --- Create window
- case IPCMSG_CREATEWIN:
- _SysDebug(" IPC_Handle: IPCMSG_CREATEWIN");
- IPC_Msg_CreateWin(client, Msg);
- 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 %ib", renderer->Name, Msg->ID, Msg->Size);
+ 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, Client);
+ _SysDebug("WARNING: Unknown message %i (%p)", Msg->ID, Client);
+ 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 %ib", Msg->ID, Msg->Size);
+ rv = gIPC_MessageHandlers[Msg->ID](Client, Msg);
+ if( rv )
+ _SysDebug("IPC_Handle: rv != 0 (%i)", rv);
+ }
+}
-// case IPCMSG_SHOWWINDOW:
+// 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);
+}
- // --- Unknown message
- default:
- fprintf(stderr, "WARNING: Unknown message %i (%p)\n", Msg->ID, IPCType);
- _SysDebug("WARNING: Unknown message %i (%p)", Msg->ID, IPCType);
- break;
- }
+// --- 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);
}