void UserMediaPermissionRequestManagerProxy::requestUserMediaPermissionForFrame(uint64_t userMediaID, uint64_t frameID, String userMediaDocumentOriginIdentifier, String topLevelDocumentOriginIdentifier, const WebCore::MediaConstraintsData& audioConstraintsData, const WebCore::MediaConstraintsData& videoConstraintsData)
{
#if ENABLE(MEDIA_STREAM)
auto invalidHandler = [this, userMediaID](const String& invalidConstraint) {
if (!m_page.isValid())
return;
denyRequest(userMediaID, UserMediaPermissionRequestProxy::UserMediaAccessDenialReason::InvalidConstraint, invalidConstraint);
};
auto validHandler = [this, userMediaID, frameID, userMediaDocumentOriginIdentifier, topLevelDocumentOriginIdentifier](const Vector<String>&& audioDeviceUIDs, const Vector<String>&& videoDeviceUIDs) {
if (!m_page.isValid())
return;
if (videoDeviceUIDs.isEmpty() && audioDeviceUIDs.isEmpty()) {
denyRequest(userMediaID, UserMediaPermissionRequestProxy::UserMediaAccessDenialReason::NoConstraints, "");
return;
}
auto userMediaOrigin = API::SecurityOrigin::create(SecurityOriginData::fromDatabaseIdentifier(userMediaDocumentOriginIdentifier)->securityOrigin());
auto topLevelOrigin = API::SecurityOrigin::create(SecurityOriginData::fromDatabaseIdentifier(topLevelDocumentOriginIdentifier)->securityOrigin());
auto request = createRequest(userMediaID, audioDeviceUIDs, videoDeviceUIDs);
if (!m_page.uiClient().decidePolicyForUserMediaPermissionRequest(m_page, *m_page.process().webFrame(frameID), *userMediaOrigin.get(), *topLevelOrigin.get(), request.get())) {
m_pendingUserMediaRequests.take(userMediaID);
request->deny(UserMediaPermissionRequestProxy::UserMediaAccessDenialReason::UserMediaDisabled);
}
};
auto audioConstraints = MediaConstraintsImpl::create(audioConstraintsData);
auto videoConstraints = MediaConstraintsImpl::create(videoConstraintsData);
syncWithWebCorePrefs();
RealtimeMediaSourceCenter::singleton().validateRequestConstraints(validHandler, invalidHandler, audioConstraints, videoConstraints);
#else
UNUSED_PARAM(userMediaID);
UNUSED_PARAM(frameID);
UNUSED_PARAM(userMediaDocumentOriginIdentifier);
UNUSED_PARAM(topLevelDocumentOriginIdentifier);
UNUSED_PARAM(audioConstraintsData);
UNUSED_PARAM(videoConstraintsData);
#endif
}
void UserMediaPermissionRequestManagerProxy::userMediaAccessWasDenied(uint64_t userMediaID, UserMediaPermissionRequestProxy::UserMediaAccessDenialReason reason)
{
if (!m_page.isValid())
return;
if (!m_pendingUserMediaRequests.take(userMediaID))
return;
denyRequest(userMediaID, reason, "");
}
/* parseMessage
* Reads message from client
*/
static int parseMessage(int newsockfd) {
char buffer[BUFSIZ];
int n;
/* Initialize buffers */
char *wholeMessage = (char*) malloc(READBUFFERSIZE*sizeof(char));
memset(wholeMessage, 0, READBUFFERSIZE);
memset(buffer, 0, BUFSIZ);
/* Start reading */
n = read(newsockfd, buffer, BUFSIZ);
if (n < 0) {
fprintf(stderr,"Error: failed to read from socket\n");
return -1;
}
/* reading a result message, must call read several times */
else if(n > 10) {
/* Discard garbage at the end */
buffer[n] = '\0';
/* append to wholeMessage */
strcat(wholeMessage, buffer);
/* Clear buffer before reading next chunk */
memset(buffer, 0, BUFSIZ);
do {
n = read(newsockfd, buffer, BUFSIZ);
if (n < 0) {
fprintf(stderr,"Error: failed to read from socket\n");
return -1;
}
else {
/* Discard garbage at the end */
buffer[n] = '\0';
/* append to wholeMessage */
strcat(wholeMessage, buffer);
/* Clear buffer before reading next chunk */
memset(buffer, 0, BUFSIZ);
}
} while(n > 0);
}
/* reading a request message, one read is enough */
else {
strcpy(wholeMessage, buffer);
}
char* result = strdup(wholeMessage);
/* Free wholeMessage */
free(wholeMessage);
/* Parse message from client */
/* Check first digit of message and verify if it is a
* a result or a request */
char *pch;
pch = strtok(result, ":");
if(pch[0] == RESULT) {
/* Parse rest of the message */
parseResult(pch);
}
else if(pch[0] == REQUEST) {
/* Send hint to the client */
int workingSize;
int hint = parseRequest(pch, &workingSize);
int ret;
if(hint)
ret = sendHint(newsockfd, workingSize);
else
ret = denyRequest(newsockfd);
}
close(newsockfd);
/* Free memory */
free(result);
return 1;
}
