Handle user message ID 0
Pass RS runtime errors back to java.
throw exceptions for runtime errors.
Change-Id: Ifcf16cbbf9b98137971dced5076f8a5563eb016c
diff --git a/libs/rs/rsContext.cpp b/libs/rs/rsContext.cpp
index 678d327..9d766b7 100644
--- a/libs/rs/rsContext.cpp
+++ b/libs/rs/rsContext.cpp
@@ -846,53 +846,69 @@
}
}
-uint32_t Context::getMessageToClient(void *data, size_t *receiveLen, size_t bufferLen, bool wait)
+RsMessageToClientType Context::peekMessageToClient(size_t *receiveLen, uint32_t *subID, bool wait)
+{
+ *receiveLen = 0;
+ if (!wait && mIO.mToClient.isEmpty()) {
+ return RS_MESSAGE_TO_CLIENT_NONE;
+ }
+
+ uint32_t bytesData = 0;
+ uint32_t commandID = 0;
+ const uint32_t *d = (const uint32_t *)mIO.mToClient.get(&commandID, &bytesData);
+ *receiveLen = bytesData - sizeof(uint32_t);
+ if (bytesData) {
+ *subID = d[0];
+ }
+ return (RsMessageToClientType)commandID;
+}
+
+RsMessageToClientType Context::getMessageToClient(void *data, size_t *receiveLen, uint32_t *subID, size_t bufferLen, bool wait)
{
//LOGE("getMessageToClient %i %i", bufferLen, wait);
*receiveLen = 0;
- if (!wait) {
- if (mIO.mToClient.isEmpty()) {
- // No message to get and not going to wait for one.
- return 0;
- }
+ if (!wait && mIO.mToClient.isEmpty()) {
+ return RS_MESSAGE_TO_CLIENT_NONE;
}
//LOGE("getMessageToClient 2 con=%p", this);
uint32_t bytesData = 0;
uint32_t commandID = 0;
- const void *d = mIO.mToClient.get(&commandID, &bytesData);
+ const uint32_t *d = (const uint32_t *)mIO.mToClient.get(&commandID, &bytesData);
//LOGE("getMessageToClient 3 %i %i", commandID, bytesData);
- *receiveLen = bytesData;
+ *receiveLen = bytesData - sizeof(uint32_t);
+ *subID = d[0];
+
+ //LOGE("getMessageToClient %i %i", commandID, *subID);
if (bufferLen >= bytesData) {
- memcpy(data, d, bytesData);
+ memcpy(data, d+1, *receiveLen);
mIO.mToClient.next();
- return commandID;
+ return (RsMessageToClientType)commandID;
}
- return 0;
+ return RS_MESSAGE_TO_CLIENT_RESIZE;
}
-bool Context::sendMessageToClient(void *data, uint32_t cmdID, size_t len, bool waitForSpace)
+bool Context::sendMessageToClient(const void *data, RsMessageToClientType cmdID, uint32_t subID, size_t len, bool waitForSpace)
{
- //LOGE("sendMessageToClient %i %i %i", cmdID, len, waitForSpace);
+ //LOGE("sendMessageToClient %i %i %i %i", cmdID, subID, len, waitForSpace);
if (cmdID == 0) {
LOGE("Attempting to send invalid command 0 to client.");
return false;
}
if (!waitForSpace) {
- if (!mIO.mToClient.makeSpaceNonBlocking(len + 8)) {
+ if (!mIO.mToClient.makeSpaceNonBlocking(len + 12)) {
// Not enough room, and not waiting.
return false;
}
}
//LOGE("sendMessageToClient 2");
+ uint32_t *p = (uint32_t *)mIO.mToClient.reserve(len + sizeof(subID));
+ p[0] = subID;
if (len > 0) {
- void *p = mIO.mToClient.reserve(len);
- memcpy(p, data, len);
- mIO.mToClient.commit(cmdID, len);
- } else {
- mIO.mToClient.commit(cmdID, 0);
+ memcpy(p+1, data, len);
}
+ mIO.mToClient.commit(cmdID, len + sizeof(subID));
//LOGE("sendMessageToClient 3");
return true;
}
@@ -923,6 +939,7 @@
{
mError = e;
mErrorMsg = msg;
+ sendMessageToClient(msg, RS_MESSAGE_TO_CLIENT_ERROR, e, strlen(msg) + 1, true);
}
@@ -1080,10 +1097,16 @@
delete rsc;
}
-uint32_t rsContextGetMessage(RsContext vrsc, void *data, size_t *receiveLen, size_t bufferLen, bool wait)
+RsMessageToClientType rsContextPeekMessage(RsContext vrsc, size_t *receiveLen, uint32_t *subID, bool wait)
{
Context * rsc = static_cast<Context *>(vrsc);
- return rsc->getMessageToClient(data, receiveLen, bufferLen, wait);
+ return rsc->peekMessageToClient(receiveLen, subID, wait);
+}
+
+RsMessageToClientType rsContextGetMessage(RsContext vrsc, void *data, size_t *receiveLen, uint32_t *subID, size_t bufferLen, bool wait)
+{
+ Context * rsc = static_cast<Context *>(vrsc);
+ return rsc->getMessageToClient(data, receiveLen, subID, bufferLen, wait);
}
void rsContextInitToClient(RsContext vrsc)