mirror of
https://github.com/X11Libre/xserver.git
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bd9d7fddf0
Drop the XvMC protocol handling code, so clients cannot access it anymore, but still leaving enough of the DDX/driver intact in order not to break the module ABI. Signed-off-by: Enrico Weigelt, metux IT consult <info@metux.net>
121 lines
3.0 KiB
C
121 lines
3.0 KiB
C
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#include <dix-config.h>
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#include "dix/request_priv.h"
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#include "dix/screen_hooks_priv.h"
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#include "miext/extinit_priv.h"
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#include "Xext/xvdix_priv.h"
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#include "xvmcext.h"
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#define DR_CLIENT_DRIVER_NAME_SIZE 48
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#define DR_BUSID_SIZE 48
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static DevPrivateKeyRec XvMCScreenKeyRec;
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#define XvMCScreenKey (&XvMCScreenKeyRec)
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typedef struct {
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int num_adaptors;
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XvMCAdaptorPtr adaptors;
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char clientDriverName[DR_CLIENT_DRIVER_NAME_SIZE];
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char busID[DR_BUSID_SIZE];
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int major;
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int minor;
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int patchLevel;
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} XvMCScreenRec, *XvMCScreenPtr;
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#define XVMC_GET_PRIVATE(pScreen) \
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(XvMCScreenPtr)(dixLookupPrivate(&(pScreen)->devPrivates, XvMCScreenKey))
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void
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XvMCExtensionInit(void)
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{
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/* keep the resource types intact within this ABI cylce, since some
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drivers might still need them */
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if (!dixPrivateKeyRegistered(XvMCScreenKey))
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return;
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}
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static void XvMCScreenClose(CallbackListPtr *pcbl, ScreenPtr pScreen, void *unused)
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{
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XvMCScreenPtr pScreenPriv = XVMC_GET_PRIVATE(pScreen);
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free(pScreenPriv);
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dixSetPrivate(&pScreen->devPrivates, XvMCScreenKey, NULL);
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dixScreenUnhookClose(pScreen, XvMCScreenClose);
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}
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int
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XvMCScreenInit(ScreenPtr pScreen, int num, XvMCAdaptorPtr pAdapt)
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{
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XvMCScreenPtr pScreenPriv;
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if (!dixRegisterPrivateKey(&XvMCScreenKeyRec, PRIVATE_SCREEN, 0))
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return BadAlloc;
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if (!(pScreenPriv = calloc(1, sizeof(XvMCScreenRec))))
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return BadAlloc;
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dixSetPrivate(&pScreen->devPrivates, XvMCScreenKey, pScreenPriv);
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dixScreenHookClose(pScreen, XvMCScreenClose);
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pScreenPriv->num_adaptors = num;
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pScreenPriv->adaptors = pAdapt;
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pScreenPriv->clientDriverName[0] = 0;
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pScreenPriv->busID[0] = 0;
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pScreenPriv->major = 0;
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pScreenPriv->minor = 0;
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pScreenPriv->patchLevel = 0;
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return Success;
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}
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XvImagePtr
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XvMCFindXvImage(XvPortPtr pPort, CARD32 id)
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{
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XvImagePtr pImage = NULL;
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ScreenPtr pScreen = pPort->pAdaptor->pScreen;
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XvMCScreenPtr pScreenPriv;
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XvMCAdaptorPtr adaptor = NULL;
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if (!dixPrivateKeyRegistered(XvMCScreenKey))
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return NULL;
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if (!(pScreenPriv = XVMC_GET_PRIVATE(pScreen)))
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return NULL;
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for (int i = 0; i < pScreenPriv->num_adaptors; i++) {
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if (pPort->pAdaptor == pScreenPriv->adaptors[i].xv_adaptor) {
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adaptor = &(pScreenPriv->adaptors[i]);
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break;
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}
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}
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if (!adaptor)
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return NULL;
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for (int i = 0; i < adaptor->num_subpictures; i++) {
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if (adaptor->subpictures[i]->id == id) {
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pImage = adaptor->subpictures[i];
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break;
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}
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}
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return pImage;
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}
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int
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xf86XvMCRegisterDRInfo(ScreenPtr pScreen, const char *name,
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const char *busID, int major, int minor, int patchLevel)
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{
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XvMCScreenPtr pScreenPriv = XVMC_GET_PRIVATE(pScreen);
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strlcpy(pScreenPriv->clientDriverName, name, DR_CLIENT_DRIVER_NAME_SIZE);
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strlcpy(pScreenPriv->busID, busID, DR_BUSID_SIZE);
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pScreenPriv->major = major;
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pScreenPriv->minor = minor;
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pScreenPriv->patchLevel = patchLevel;
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return Success;
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}
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