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Very basic steam game coordinator emulation.

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This commit is contained in:
Mr_Goldberg 2019-04-21 16:48:32 -04:00
parent 08a96883e7
commit e3ddc8d89f
No known key found for this signature in database
GPG Key ID: 8597D87419DEF278
2 changed files with 50 additions and 4 deletions
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1
dll/base.h
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@ -47,6 +47,7 @@ EXTERN_C IMAGE_DOS_HEADER __ImageBase;
#define PRINT_DEBUG(a, ...) do {FILE *t = fopen("STEAM_LOG.txt", "a"); fprintf(t, "%u " a, GetCurrentThreadId(), __VA_ARGS__); fclose(t); WSASetLastError(0);} while (0)
#endif
#else
#include <arpa/inet.h>
#define PATH_SEPARATOR "/"
#ifndef EMU_RELEASE_BUILD
#define PRINT_DEBUG(...) {FILE *t = fopen("STEAM_LOG.txt", "a"); fprintf(t, __VA_ARGS__); fclose(t);}

49
dll/steam_game_coordinator.h
View File

@ -16,7 +16,7 @@
<http://www.gnu.org/licenses/>. */
#include "base.h"
#include <queue>
class Steam_Game_Coordinator :
public ISteamGameCoordinator
@ -27,6 +27,18 @@ public ISteamGameCoordinator
class SteamCallBacks *callbacks;
class RunEveryRunCB *run_every_runcb;
static const uint32 protobuf_mask = 0x80000000;
std::queue<std::string> outgoing_messages;
void push_incoming(std::string message)
{
outgoing_messages.push(message);
struct GCMessageAvailable_t data;
data.m_nMessageSize = message.size();
callbacks->addCBResult(data.k_iCallback, &data, sizeof(data));
}
public:
static void steam_callback(void *object, Common_Message *msg)
{
@ -65,7 +77,19 @@ Steam_Game_Coordinator(class Settings *settings, class Networking *network, clas
// sends a message to the Game Coordinator
EGCResults SendMessage_( uint32 unMsgType, const void *pubData, uint32 cubData )
{
PRINT_DEBUG("Steam_Game_Coordinator::SendMessage %u\n", unMsgType);
PRINT_DEBUG("Steam_Game_Coordinator::SendMessage %X %u len %u\n", unMsgType, (~protobuf_mask) & unMsgType, cubData);
if (protobuf_mask & unMsgType) {
uint32 message_type = (~protobuf_mask) & unMsgType;
if (message_type == 4006) { //client hello
std::string message("\xA4\x0F\x00\x80\x00\x00\x00\x00\x08\x00", 10);
push_incoming(message);
} else
if (message_type == 4007) { //server hello
std::string message("\xA5\x0F\x00\x80\x00\x00\x00\x00\x08\x00", 10);
push_incoming(message);
}
}
return k_EGCResultOK;
}
@ -73,8 +97,13 @@ EGCResults SendMessage_( uint32 unMsgType, const void *pubData, uint32 cubData )
bool IsMessageAvailable( uint32 *pcubMsgSize )
{
PRINT_DEBUG("Steam_Game_Coordinator::IsMessageAvailable\n");
if (outgoing_messages.size()) {
if (pcubMsgSize) *pcubMsgSize = outgoing_messages.front().size();
return true;
} else {
return false;
}
}
// fills the provided buffer with the first message in the queue and returns k_EGCResultOK or
// returns k_EGCResultNoMessage if there is no message waiting. pcubMsgSize is filled with the message size.
@ -83,8 +112,24 @@ bool IsMessageAvailable( uint32 *pcubMsgSize )
EGCResults RetrieveMessage( uint32 *punMsgType, void *pubDest, uint32 cubDest, uint32 *pcubMsgSize )
{
PRINT_DEBUG("Steam_Game_Coordinator::RetrieveMessage\n");
if (outgoing_messages.size()) {
if (outgoing_messages.front().size() > cubDest) {
return k_EGCResultBufferTooSmall;
}
outgoing_messages.front().copy((char *)pubDest, cubDest);
if (pcubMsgSize) *pcubMsgSize = outgoing_messages.front().size();
if (punMsgType && outgoing_messages.front().size() >= sizeof(uint32)) {
outgoing_messages.front().copy((char *)punMsgType, sizeof(uint32));
*punMsgType = ntohl(*punMsgType);
}
outgoing_messages.pop();
return k_EGCResultOK;
} else {
return k_EGCResultNoMessage;
}
}
void RunCallbacks()
{