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-rw-r--r--heimdall/source/BridgeManager.cpp34
-rw-r--r--heimdall/source/BridgeManager.h26
2 files changed, 41 insertions, 19 deletions
diff --git a/heimdall/source/BridgeManager.cpp b/heimdall/source/BridgeManager.cpp
index 719d041..a2cba80 100644
--- a/heimdall/source/BridgeManager.cpp
+++ b/heimdall/source/BridgeManager.cpp
@@ -661,16 +661,24 @@ bool BridgeManager::SendBulkTransfer(unsigned char *data, int length, int timeou
return (result == LIBUSB_SUCCESS && dataTransferred == length);
}
-bool BridgeManager::SendPacket(OutboundPacket *packet, int timeout) const
+bool BridgeManager::SendPacket(OutboundPacket *packet, int timeout, int sendEmptyTransferFlags) const
{
packet->Pack();
+ if (sendEmptyTransferFlags & kSendEmptyTransferBefore)
+ {
+ if (!SendBulkTransfer(nullptr, 0, timeout))
+ return (false);
+ }
+
if (!SendBulkTransfer(packet->GetData(), packet->GetSize(), timeout))
return (false);
- // After each packet we send an empty bulk transfer... Hey! I'm just implementing the protocol, I didn't define it!
- if (!SendBulkTransfer(nullptr, 0, timeout))
- return (false);
+ if (sendEmptyTransferFlags & kSendEmptyTransferAfter)
+ {
+ if (!SendBulkTransfer(nullptr, 0, timeout))
+ return (false);
+ }
return (true);
}
@@ -1057,14 +1065,14 @@ bool BridgeManager::SendFile(FILE *file, unsigned int destination, unsigned int
return (false);
}
- SendFilePartPacket *sendFilePartPacket;
- SendFilePartResponse *sendFilePartResponse;
-
for (unsigned int filePartIndex = 0; filePartIndex < sequenceSize; filePartIndex++)
{
+ // NOTE: This empty transfer thing is entirely ridiculous, but sadly it seems to be required.
+ int sendEmptyTransferFlags = (filePartIndex == 0) ? kSendEmptyTransferNone : kSendEmptyTransferBefore;
+
// Send
- sendFilePartPacket = new SendFilePartPacket(file, fileTransferPacketSize);
- success = SendPacket(sendFilePartPacket);
+ SendFilePartPacket *sendFilePartPacket = new SendFilePartPacket(file, fileTransferPacketSize);
+ success = SendPacket(sendFilePartPacket, kDefaultTimeoutSend, sendEmptyTransferFlags);
delete sendFilePartPacket;
if (!success)
@@ -1075,7 +1083,7 @@ bool BridgeManager::SendFile(FILE *file, unsigned int destination, unsigned int
}
// Response
- sendFilePartResponse = new SendFilePartResponse();
+ SendFilePartResponse *sendFilePartResponse = new SendFilePartResponse();
success = ReceivePacket(sendFilePartResponse);
int receivedPartIndex = sendFilePartResponse->GetPartIndex();
@@ -1093,7 +1101,7 @@ bool BridgeManager::SendFile(FILE *file, unsigned int destination, unsigned int
// Send
sendFilePartPacket = new SendFilePartPacket(file, fileTransferPacketSize);
- success = SendPacket(sendFilePartPacket);
+ success = SendPacket(sendFilePartPacket, kDefaultTimeoutSend, sendEmptyTransferFlags);
delete sendFilePartPacket;
if (!success)
@@ -1161,7 +1169,7 @@ bool BridgeManager::SendFile(FILE *file, unsigned int destination, unsigned int
{
EndPhoneFileTransferPacket *endPhoneFileTransferPacket = new EndPhoneFileTransferPacket(sequenceByteCount, 0, deviceType, fileIdentifier, isLastSequence);
- success = SendPacket(endPhoneFileTransferPacket);
+ success = SendPacket(endPhoneFileTransferPacket, kDefaultTimeoutSend, kSendEmptyTransferBeforeAndAfter);
delete endPhoneFileTransferPacket;
if (!success)
@@ -1175,7 +1183,7 @@ bool BridgeManager::SendFile(FILE *file, unsigned int destination, unsigned int
{
EndModemFileTransferPacket *endModemFileTransferPacket = new EndModemFileTransferPacket(sequenceByteCount, 0, deviceType, isLastSequence);
- success = SendPacket(endModemFileTransferPacket);
+ success = SendPacket(endModemFileTransferPacket, kDefaultTimeoutSend, kSendEmptyTransferBeforeAndAfter);
delete endModemFileTransferPacket;
if (!success)
diff --git a/heimdall/source/BridgeManager.h b/heimdall/source/BridgeManager.h
index 6b967fa..7028003 100644
--- a/heimdall/source/BridgeManager.h
+++ b/heimdall/source/BridgeManager.h
@@ -73,9 +73,15 @@ namespace Heimdall
enum
{
- kPidGalaxyS = 0x6601,
- kPidGalaxyS2 = 0x685D,
- kPidDroidCharge = 0x68C3
+ kPidGalaxyS = 0x6601,
+ kPidGalaxyS2 = 0x685D,
+ kPidDroidCharge = 0x68C3
+ };
+
+ enum
+ {
+ kDefaultTimeoutSend = 3000,
+ kDefaultTimeoutReceive = 3000
};
enum class UsbLogLevel
@@ -89,6 +95,14 @@ namespace Heimdall
Default = Error
};
+ enum
+ {
+ kSendEmptyTransferNone = 0,
+ kSendEmptyTransferBefore = 1,
+ kSendEmptyTransferAfter = 1 << 1,
+ kSendEmptyTransferBeforeAndAfter = kSendEmptyTransferBefore | kSendEmptyTransferAfter
+ };
+
private:
static const DeviceIdentifier supportedDevices[kSupportedDeviceCount];
@@ -125,7 +139,7 @@ namespace Heimdall
bool InitialiseProtocol(void);
- bool SendBulkTransfer(unsigned char *data, int length, int timeout = 3000) const;
+ bool SendBulkTransfer(unsigned char *data, int length, int timeout) const;
public:
@@ -138,8 +152,8 @@ namespace Heimdall
bool BeginSession(void);
bool EndSession(bool reboot) const;
- bool SendPacket(OutboundPacket *packet, int timeout = 3000) const;
- bool ReceivePacket(InboundPacket *packet, int timeout = 3000) const;
+ bool SendPacket(OutboundPacket *packet, int timeout = kDefaultTimeoutSend, int sendEmptyTransferFlags = kSendEmptyTransferAfter) const;
+ bool ReceivePacket(InboundPacket *packet, int timeout = kDefaultTimeoutReceive) const;
bool RequestDeviceType(unsigned int request, int *result) const;