static void
crSDPFree( CRConnection *conn, void *buf )
{
CRSDPBuffer *sdp_buffer = (CRSDPBuffer *) buf - 1;
CRASSERT( sdp_buffer->magic == CR_SDP_BUFFER_MAGIC );
conn->recv_credits += sdp_buffer->len;
switch ( sdp_buffer->kind )
{
case CRSDPMemory:
#ifdef CHROMIUM_THREADSAFE
crLockMutex(&cr_sdp.mutex);
#endif
if (cr_sdp.bufpool) {
/* pool may have been deallocated just a bit earlier in response
* to a SIGPIPE (Broken Pipe) signal.
*/
crBufferPoolPush( cr_sdp.bufpool, sdp_buffer, sdp_buffer->allocated );
}
#ifdef CHROMIUM_THREADSAFE
crUnlockMutex(&cr_sdp.mutex);
#endif
break;
case CRSDPMemoryBig:
crFree( sdp_buffer );
break;
default:
crError( "Weird buffer kind trying to free in crSDPFree: %d", sdp_buffer->kind );
}
}
static void _crVBoxHGSMIFree(CRConnection *conn, void *buf)
{
CRVBOXHGSMIBUFFER *hgsmi_buffer = (CRVBOXHGSMIBUFFER *) buf - 1;
CRASSERT(hgsmi_buffer->magic == CR_VBOXHGSMI_BUFFER_MAGIC);
if (hgsmi_buffer->bIsBuf)
{
PVBOXUHGSMI_BUFFER pBuf = hgsmi_buffer->pBuffer;
PCRVBOXHGSMI_CLIENT pClient = (PCRVBOXHGSMI_CLIENT)pBuf->pvUserData;
pBuf->pfnUnlock(pBuf);
_crVBoxHGSMIBufFree(pClient, pBuf);
}
else
{
/*@todo wrong len for redir buffers*/
conn->recv_credits += hgsmi_buffer->u32Len;
#ifdef CHROMIUM_THREADSAFE
crLockMutex(&g_crvboxhgsmi.mutex);
#endif
crBufferPoolPush(g_crvboxhgsmi.mempool, hgsmi_buffer, hgsmi_buffer->cbLock);
#ifdef CHROMIUM_THREADSAFE
crUnlockMutex(&g_crvboxhgsmi.mutex);
#endif
}
}
static void
crFileFree( CRConnection *conn, void *buf )
{
CRFileBuffer *file_buffer = (CRFileBuffer *) buf - 1;
CRASSERT( file_buffer->magic == CR_FILE_BUFFER_MAGIC );
conn->recv_credits += file_buffer->len;
switch ( file_buffer->kind )
{
case CRFileMemory:
#ifdef CHROMIUM_THREADSAFE
crLockMutex(&cr_file.mutex);
#endif
crBufferPoolPush( cr_file.bufpool, file_buffer, conn->buffer_size );
#ifdef CHROMIUM_THREADSAFE
crUnlockMutex(&cr_file.mutex);
#endif
break;
case CRFileMemoryBig:
crFree( file_buffer );
break;
default:
crError( "Weird buffer kind trying to free in crFileFree: %d", file_buffer->kind );
}
}
static void
crSDPSend( CRConnection *conn, void **bufp,
const void *start, unsigned int len )
{
CRSDPBuffer *sdp_buffer;
unsigned int *lenp;
if ( !conn || conn->type == CR_NO_CONNECTION )
return;
if ( bufp == NULL )
{
/* we are doing synchronous sends from user memory, so no need
* to get fancy. Simply write the length & the payload and
* return. */
const int sendable_len = conn->swap ? SWAP32(len) : len;
crSDPWriteExact( conn, &sendable_len, sizeof(len) );
if ( !conn || conn->type == CR_NO_CONNECTION) return;
crSDPWriteExact( conn, start, len );
return;
}
sdp_buffer = (CRSDPBuffer *)(*bufp) - 1;
CRASSERT( sdp_buffer->magic == CR_SDP_BUFFER_MAGIC );
/* All of the buffers passed to the send function were allocated
* with crSDPAlloc(), which includes a header with a 4 byte
* length field, to insure that we always have a place to write
* the length field, even when start == *bufp. */
lenp = (unsigned int *) start - 1;
if (conn->swap)
{
*lenp = SWAP32(len);
}
else
{
*lenp = len;
}
if ( __sdp_write_exact( conn->sdp_socket, lenp, len + sizeof(int) ) < 0 )
{
__sdp_dead_connection( conn );
}
/* reclaim this pointer for reuse and try to keep the client from
accidentally reusing it directly */
#ifdef CHROMIUM_THREADSAFE
crLockMutex(&cr_sdp.mutex);
#endif
crBufferPoolPush( cr_sdp.bufpool, sdp_buffer, sdp_buffer->allocated );
/* Since the buffer's now in the 'free' buffer pool, the caller can't
* use it any more. Setting bufp to NULL will make sure the caller
* doesn't try to re-use the buffer.
*/
*bufp = NULL;
#ifdef CHROMIUM_THREADSAFE
crUnlockMutex(&cr_sdp.mutex);
#endif
}
/*
* Put the given buffer list into the free buffer pool. We do this when
* we've finished rendering a frame and no longer need the buffer list.
*/
void hiddenlineReclaimPackBuffer( BufList *bl )
{
if (bl->can_reclaim)
{
GET_CONTEXT(context);
crBufferPoolPush( context->bufpool, bl->buf, hiddenline_spu.buffer_size );
}
else
{
crPackFree( bl->buf );
}
}
static void
crFileSend( CRConnection *conn, void **bufp, const void *start, unsigned int len )
{
CRFileBuffer *file_buffer;
unsigned int *lenp;
if ( bufp == NULL )
{
/* we are doing synchronous sends from user memory, so no need
* to get fancy. Simply write the length & the payload and
* return. */
if (conn->swap)
{
len = SWAP32(len);
}
crFileWriteExact( conn, &len, sizeof(len) );
crFileWriteExact( conn, start, len );
return;
}
file_buffer = (CRFileBuffer *)(*bufp) - 1;
CRASSERT( file_buffer->magic == CR_FILE_BUFFER_MAGIC );
/* All of the buffers passed to the send function were allocated
* with crFileAlloc(), which includes a header with a 4 byte
* length field, to insure that we always have a place to write
* the length field, even when start == *bufp. */
lenp = (unsigned int *) start - 1;
*lenp = len;
crFileWriteExact(conn, lenp, len + sizeof(int) );
/* reclaim this pointer for reuse and try to keep the client from
accidentally reusing it directly */
#ifdef CHROMIUM_THREADSAFE
crLockMutex(&cr_file.mutex);
#endif
crBufferPoolPush( cr_file.bufpool, file_buffer, conn->buffer_size );
#ifdef CHROMIUM_THREADSAFE
crUnlockMutex(&cr_file.mutex);
#endif
*bufp = NULL;
}
static void _crVBoxHGSMIBufFree(PCRVBOXHGSMI_CLIENT pClient, PVBOXUHGSMI_BUFFER pBuf)
{
crBufferPoolPush(pClient->bufpool, pBuf, pBuf->cbBuffer);
}
