void crServerAddToRunQueue( CRClient *client )
{
RunQueue *q = (RunQueue *) crAlloc( sizeof( *q ) );
#ifdef VBOX_WITH_CRHGSMI
client->conn->pClient = client;
CRVBOXHGSMI_CMDDATA_CLEANUP(&client->conn->CmdData);
#endif
/* give this client a unique number if needed */
if (!client->number) {
client->number = client->conn->u32ClientID;
}
crDebug("Adding client %p to the run queue", client);
if (FindClientInQueue(client)) {
crError("CRServer: client %p already in the queue!", client);
}
q->client = client;
q->blocked = 0;
if (!cr_server.run_queue)
{
/* adding to empty queue */
cr_server.run_queue = q;
q->next = q;
q->prev = q;
}
else
{
/* insert in doubly-linked list */
q->next = cr_server.run_queue->next;
cr_server.run_queue->next->prev = q;
q->prev = cr_server.run_queue;
cr_server.run_queue->next = q;
}
}
void glStubAddToRunQueue( CRClient *client )
{
static int clientId = 1;
RunQueue *q = (RunQueue *) crAlloc( sizeof( *q ) );
/* give this client a unique number if needed */
if (!client->number) {
client->number = clientId++;
}
crDebug("Adding client %p to the run queue", client);
if (FindClientInQueue(client)) {
crError("GLStub: client %p already in the queue!", client);
}
q->client = client;
q->blocked = 0;
if (!cr_server.run_queue)
{
/* adding to empty queue */
cr_server.run_queue = q;
q->next = q;
q->prev = q;
}
else
{
/* insert in doubly-linked list */
q->next = cr_server.run_queue->next;
cr_server.run_queue->next->prev = q;
q->prev = cr_server.run_queue;
cr_server.run_queue->next = q;
}
}
static void
glStubDeleteClient( CRClient *client )
{
int i, j;
crDebug("Deleting client %p (%d msgs left)", client,
crNetNumMessages(client->conn));
#if 0
if (crNetNumMessages(client->conn) > 0) {
crDebug("Delay destroying client: message still pending");
return;
}
#endif
if (!FindClientInQueue(client)) {
/* this should never happen */
crError("GLStub: client %p not found in the queue!", client);
}
/* remove from clients[] array */
for (i = 0; i < cr_server.numClients; i++) {
if (cr_server.clients[i] == client) {
/* found it */
for (j = i; j < cr_server.numClients - 1; j++)
cr_server.clients[j] = cr_server.clients[j + 1];
cr_server.numClients--;
break;
}
}
/* remove from the run queue */
if (cr_server.run_queue)
{
RunQueue *q = cr_server.run_queue;
RunQueue *qStart = cr_server.run_queue;
do {
if (q->client == client)
{
/* this test seems a bit excessive */
if ((q->next == q->prev) && (q->next == q) && (cr_server.run_queue == q))
{
/* We're removing/deleting the only client */
CRASSERT(cr_server.numClients == 0);
crFree(q);
cr_server.run_queue = NULL;
cr_server.curClient = NULL;
crDebug("Last client deleted - empty run queue.");
}
else
{
/* remove from doubly linked list and free the node */
if (cr_server.curClient == q->client)
cr_server.curClient = NULL;
if (cr_server.run_queue == q)
cr_server.run_queue = q->next;
q->prev->next = q->next;
q->next->prev = q->prev;
crFree(q);
}
break;
}
q = q->next;
} while (q != qStart);
}
crNetFreeConnection(client->conn);
crFree(client);
}
void
crServerDeleteClient( CRClient *client )
{
int i, j;
int cleanup=1;
crDebug("Deleting client %p (%d msgs left)", client, crNetNumMessages(client->conn));
#if 0
if (crNetNumMessages(client->conn) > 0) {
crDebug("Delay destroying client: message still pending");
return;
}
#endif
if (!FindClientInQueue(client)) {
/* this should never happen */
crError("CRServer: client %p not found in the queue!", client);
}
/* remove from clients[] array */
for (i = 0; i < cr_server.numClients; i++) {
if (cr_server.clients[i] == client) {
/* found it */
for (j = i; j < cr_server.numClients - 1; j++)
cr_server.clients[j] = cr_server.clients[j + 1];
cr_server.numClients--;
break;
}
}
/* check if there're any other guest threads in same process */
for (i=0; i < cr_server.numClients; i++)
{
if (cr_server.clients[i]->pid==client->pid)
{
cleanup=0;
break;
}
}
if (cleanup)
{
crServerCleanupClient(client);
}
/* remove from the run queue */
if (cr_server.run_queue)
{
RunQueue *q = cr_server.run_queue;
RunQueue *qStart = cr_server.run_queue;
do {
if (q->client == client)
{
/* this test seems a bit excessive */
if ((q->next == q->prev) && (q->next == q) && (cr_server.run_queue == q))
{
/* We're removing/deleting the only client */
CRASSERT(cr_server.numClients == 0);
crFree(q);
cr_server.run_queue = NULL;
cr_server.curClient = NULL;
crDebug("Last client deleted - empty run queue.");
}
else
{
/* remove from doubly linked list and free the node */
if (cr_server.curClient == q->client)
cr_server.curClient = NULL;
if (cr_server.run_queue == q)
cr_server.run_queue = q->next;
q->prev->next = q->next;
q->next->prev = q->prev;
crFree(q);
}
break;
}
q = q->next;
} while (q != qStart);
}
crNetFreeConnection(client->conn);
client->conn = NULL;
if (cleanup)
{
crServerCleanupByPID(client->pid);
crFree(client);
}
else
{
CRClientNode *pNode = (CRClientNode *)crAlloc(sizeof(CRClientNode));
if (!pNode)
{
crWarning("Not enough memory, forcing client cleanup");
crServerCleanupClient(client);
crServerCleanupByPID(client->pid);
crFree(client);
return;
}
pNode->pClient = client;
pNode->prev = NULL;
pNode->next = cr_server.pCleanupClient;
cr_server.pCleanupClient = pNode;
}
}
void
crServerDeleteClient( CRClient *client )
{
int i, j;
int cleanup=1;
crDebug("Deleting client %p (%d msgs left)", client, crNetNumMessages(client->conn));
#if 0
if (crNetNumMessages(client->conn) > 0) {
crDebug("Delay destroying client: message still pending");
return;
}
#endif
if (!FindClientInQueue(client)) {
/* this should never happen */
crError("CRServer: client %p not found in the queue!", client);
}
/* remove from clients[] array */
for (i = 0; i < cr_server.numClients; i++) {
if (cr_server.clients[i] == client) {
/* found it */
for (j = i; j < cr_server.numClients - 1; j++)
cr_server.clients[j] = cr_server.clients[j + 1];
cr_server.numClients--;
break;
}
}
/* check if there're any other guest threads in same process */
for (i=0; i < cr_server.numClients; i++)
{
if (cr_server.clients[i]->pid==client->pid)
{
cleanup=0;
break;
}
}
if (cleanup)
{
crServerCleanupClient(client);
}
/* remove from the run queue */
if (cr_server.run_queue)
{
RunQueue *q = cr_server.run_queue;
RunQueue *qStart = cr_server.run_queue;
do {
if (q->client == client)
{
/* this test seems a bit excessive */
if ((q->next == q->prev) && (q->next == q) && (cr_server.run_queue == q))
{
/* We're removing/deleting the only client */
CRASSERT(cr_server.numClients == 0);
crFree(q);
cr_server.run_queue = NULL;
cr_server.curClient = NULL;
crDebug("Last client deleted - empty run queue.");
}
else
{
/* remove from doubly linked list and free the node */
if (cr_server.curClient == q->client)
cr_server.curClient = NULL;
if (cr_server.run_queue == q)
cr_server.run_queue = q->next;
q->prev->next = q->next;
q->next->prev = q->prev;
crFree(q);
}
break;
}
q = q->next;
} while (q != qStart);
}
crNetFreeConnection(client->conn);
client->conn = NULL;
if (cleanup)
{
crServerCleanupByPID(client->pid);
crFree(client);
}
else
{
CRClientNode *pNode = (CRClientNode *)crAlloc(sizeof(CRClientNode));
if (!pNode)
{
crWarning("Not enough memory, forcing client cleanup");
crServerCleanupClient(client);
crServerCleanupByPID(client->pid);
crFree(client);
return;
}
pNode->pClient = client;
pNode->prev = NULL;
pNode->next = cr_server.pCleanupClient;
cr_server.pCleanupClient = pNode;
}
if (!cr_server.numClients)
{
/* if no clients, the guest driver may be unloaded,
* and thus the visible regions situation might not be under control anymore,
* so cleanup the 3D framebuffer data here
* @todo: what really should happen is that guest driver on unload
* posts some request to host that would copy the current framebuffer 3D data to the 2D buffer
* (i.e. to the memory used by the standard IFramebuffer API) */
HCR_FRAMEBUFFER hFb;
for (hFb = CrPMgrFbGetFirstEnabled(); hFb; hFb = CrPMgrFbGetNextEnabled(hFb))
{
int rc = CrFbUpdateBegin(hFb);
if (RT_SUCCESS(rc))
{
CrFbRegionsClear(hFb);
CrFbUpdateEnd(hFb);
}
else
WARN(("CrFbUpdateBegin failed %d", rc));
}
}
}