bool CSynapseServer::DoResolve( CSynapseClient *pClient ) {
list<CSynapseClientSlot>::iterator iSlot;
for ( iSlot = mClients.begin(); iSlot != mClients.end(); iSlot++ )
{
if ( ( *iSlot ).mpClient == pClient ) {
break;
}
}
if ( iSlot == mClients.end() ) {
Syn_Printf( "CSynapserServer::Resolve adding new client slot '%s'\n", pClient->GetInfo() );
CSynapseClientSlot slot;
slot.mpClient = pClient;
slot.mFileName = "local client";
// make it active so we can request the interfaces already
pClient->ForceSetActive();
mClients.push_front( slot );
}
else
{
// make it active so we can request the interfaces already
( *iSlot ).mpClient->ForceSetActive();
}
// push the interfaces that need to be resolved for this client
// NOTE: this doesn't take care of the SYN_REQUIRE_ANY interfaces
PushRequired( pClient );
// start resolving now
// working till the stack is emptied or till we reach a dead end situation
// we do a depth first traversal, we will grow the interface stack to be resolved till we start finding solutions
list<APIDescriptor_t*>::iterator iCurrent;
mbStackChanged = true; // init to true so we try the first elem
while ( !mStack.empty() )
{
//DumpStack();
if ( !mbStackChanged ) {
// the stack didn't change last loop
iCurrent++;
if ( iCurrent == mStack.end() ) {
Syn_Printf( "ERROR: CSynapseServer::Resolve, failed to resolve\n" );
DumpStack();
return false;
}
if ( ResolveAPI( *iCurrent ) ) {
iCurrent = mStack.erase( iCurrent );
mbStackChanged = true;
}
}
else
{
// the stack changed at last loop
mbStackChanged = false;
iCurrent = mStack.begin();
if ( ResolveAPI( *iCurrent ) ) {
iCurrent = mStack.erase( iCurrent );
mbStackChanged = true;
}
}
}
return true;
}
/**
* \brief The Hard Fault Handler
*
*/
void Hard_Fault_Handler(uint32_t stack[])
{
static char msg[80];
printErrorMsg("Hard Fault!!!\n");
sprintf(msg, "SCB->HFSR = 0x%08x\n", SCB->HFSR);
printErrorMsg(msg);
if ((SCB->HFSR & (1 << 30)) != 0) {
printErrorMsg("Forced Hard Fault\n");
sprintf(msg, "SCB->CFSR = 0x%08x\n", SCB->CFSR);
printErrorMsg(msg);
if ((SCB->CFSR & 0xFFFF0000) != 0) {
printUsageErrorMsg(SCB->CFSR);
}
if ((SCB->CFSR & 0xFF00) != 0) {
printBusFaultErrorMsg(SCB->CFSR);
}
if ((SCB->CFSR & 0xFF) != 0) {
printMemoryManagementErrorMsg(SCB->CFSR);
}
}
DumpStack(stack);
HardFaultHandlerUser(stack);
#if defined(__ICCARM__)
__asm volatile("BKPT #01");
#endif
while (1) {};
}
static int
MemoryTrackerTrackDeallocate(
IN void *pMemory )
{
MEM_ALLOC_HDR *pHdr;
LIST_ITEM *pListItem;
int result = 0;
if( pMemTracker )
{
SpinLockAcquire( &pMemTracker->Lock );
// Removes an item from the allocation tracking list given a pointer
// To the user's data and returns the pointer to header referencing the
// allocated memory block.
pListItem =
QListFindFromTail( &pMemTracker->AllocList, NULL, pMemory );
if( pListItem )
{
// Get the pointer to the header.
pHdr = PARENT_STRUCT( pListItem, MEM_ALLOC_HDR, ListItem );
#ifdef MEM_TRACK_FTR
MemoryTrackerCheckOverrun(pHdr);
#endif // MEM_TRACK_FTR
if (pHdr->displaying) {
pHdr->deallocate = TRUE;
} else {
// Remove the item from the list.
MemoryTrackerUnlink(pHdr);
}
} else {
int ii;
for (ii=0; ii<unTindex; ii++) {
if (unTAddr[ii] == pMemory) {
unTAddr[ii] = 0; /* found it */
break;
}
}
if (ii == unTindex) {
result = 1;
#if defined(VXWORKS)
MsgOut( "UNMATCHED FREE %p ra=%p\n", pMemory, __builtin_return_address(0));
#else
MsgOut( "BAD FREE %p\n", pMemory);
#endif
DumpStack();
}
}
SpinLockRelease( &pMemTracker->Lock );
}
return result;
}
bool LuaScriptUtilities::CheckArgumentCountOrDie(
lua_State* const luaVM,
const unsigned int argCount,
const unsigned int optionalArgs)
{
const unsigned int actualArgCount =
static_cast<unsigned int>(lua_gettop(luaVM));
if (actualArgCount < argCount || actualArgCount > (argCount + optionalArgs))
{
Ogre::LogManager* const logManager = Ogre::LogManager::getSingletonPtr();
char buffer[2048];
if (optionalArgs)
{
sprintf_s(
buffer,
sizeof(buffer),
"LUA_ERROR: \"%s\" expected at least %d arguments but no more "
"than %d arguments, encountered %d.",
GetCallingFunctionName(luaVM).c_str(),
argCount,
argCount + optionalArgs,
actualArgCount);
}
else
{
sprintf_s(
buffer,
sizeof(buffer),
"LUA_ERROR: \"%s\" expected %d arguments, encountered %d.",
GetCallingFunctionName(luaVM).c_str(),
argCount,
actualArgCount);
}
logManager->logMessage(
buffer, Ogre::LML_CRITICAL);
DumpStack(luaVM, Ogre::LML_CRITICAL);
DumpStackTrace(luaVM, Ogre::LML_CRITICAL);
PushErrorMessageAndDie(luaVM, buffer);
return false;
}
return true;
}
/*************************************************************************
* StackTrace
*/
void StackTrace(char *gdb_command_file)
{
#if defined(PLATFORM_UNIX)
/*
* In general dbx seems to do a better job than gdb.
*
* Different dbx implementations require different flags/commands.
*/
# if defined(PLATFORM_AIX)
if (DumpStack("dbx -a %d 2>/dev/null <<EOF\n"
"where\n"
"detach\n"
"EOF\n",
(int)getpid()))
return;
if (DumpStack("gdb -q %s %d 2>/dev/null <<EOF\n"
"set prompt\n"
"where\n"
"detach\n"
"quit\n"
"EOF\n",
global_progname, (int)getpid()))
return;
# elif defined(PLATFORM_FREEBSD)
/*
* FreeBSD insists on sending a SIGSTOP to the process we
* attach to, so we let the debugger send a SIGCONT to that
* process after we have detached.
*/
if (DumpStack("gdb -q %s %d 2>/dev/null <<EOF\n"
"set prompt\n"
"where\n"
"detach\n"
"shell kill -CONT %d\n"
"quit\n"
"EOF\n",
global_progname, (int)getpid(), (int)getpid()))
return;
# elif defined(PLATFORM_HPUX)
/*
* HP decided to call their debugger xdb.
*
* This does not seem to work properly yet. The debugger says
* "Note: Stack traces may not be possible until you are
* stopped in user code." on HP-UX 09.01
*
* -L = line-oriented interface.
* "T [depth]" gives a stacktrace with local variables.
* The final "y" is confirmation to the quit command.
*/
if (DumpStack("xdb -P %d -L %s 2>&1 <<EOF\n"
"T 50\n"
"q\ny\n"
"EOF\n",
(int)getpid(), global_progname))
return;
if (DumpStack("gdb -q %s %d 2>/dev/null <<EOF\n"
"set prompt\n"
"where\n"
"detach\n"
"quit\n"
"EOF\n",
global_progname, (int)getpid()))
return;
# if defined(PLATFORM_HPUX) && defined(USE_BUILTIN)
U_STACK_TRACE();
return;
# endif
# elif defined(PLATFORM_IRIX)
/*
* "set $page=0" drops hold mode
* "dump ." displays the contents of the variables
*/
if (DumpStack("dbx -p %d 2>/dev/null <<EOF\n"
"set \\$page=0\n"
"where\n"
# if !defined(__GNUC__)
/* gcc does not generate this information */
"dump .\n"
# endif
"detach\n"
"EOF\n",
(int)getpid()))
return;
# if defined(USE_BUILTIN)
if (trace_back_stack_and_print())
return;
# endif
if (DumpStack("gdb -q %s %d 2>/dev/null <<EOF\n"
"set prompt\n"
"echo --- Stacktrace\\n\n"
"where\n"
"echo --- Symbols\\n\n"
"frame 5\n" /* Skip signal handler frames */
"set \\$x = 50\n"
"while (\\$x)\n" /* Print local variables for each frame */
"info locals\n"
"up\n"
"set \\$x--\n"
"end\n"
"echo ---\\n\n"
"detach\n"
"quit\n"
"EOF\n",
global_progname, (int)getpid()))
return;
# elif defined(PLATFORM_OSF)
if (DumpStack("dbx -pid %d %s 2>/dev/null <<EOF\n"
"where\n"
"detach\n"
"quit\n"
"EOF\n",
(int)getpid(), global_progname))
return;
if (DumpStack("gdb -q %s %d 2>/dev/null <<EOF\n"
"set prompt\n"
"where\n"
"detach\n"
"quit\n"
"EOF\n",
global_progname, (int)getpid()))
return;
# elif defined(PLATFORM_SCO)
/*
* SCO OpenServer dbx is like a catch-22. The 'detach' command
* depends on whether ptrace(S) support detaching or not. If it
* is supported then 'detach' must be used, otherwise the process
* will be killed upon dbx exit. If it isn't supported then 'detach'
* will cause the process to be killed. We do not want it to be
* killed.
*
* Out of two evils, the omission of 'detach' was chosen because
* it worked on our system.
*/
if (DumpStack("dbx %s %d 2>/dev/null <<EOF\n"
"where\n"
"quit\nEOF\n",
global_progname, (int)getpid()))
return;
if (DumpStack("gdb -q %s %d 2>/dev/null <<EOF\n"
"set prompt\n"
"where\n"
"detach\n"
"quit\n"
"EOF\n",
global_progname, (int)getpid()))
return;
# elif defined(PLATFORM_SOLARIS)
if (DumpStack("dbx %s %d 2>/dev/null <<EOF\n"
"where\n"
"detach\n"
"EOF\n",
global_progname, (int)getpid()))
return;
if (DumpStack("gdb -q %s %d 2>/dev/null <<EOF\n"
"set prompt\n"
"echo --- Stacktrace\\n\n"
"where\n"
"echo --- Symbols\\n\n"
"frame 5\n" /* Skip signal handler frames */
"set \\$x = 50\n"
"while (\\$x)\n" /* Print local variables for each frame */
"info locals\n"
"up\n"
"set \\$x--\n"
"end\n"
"echo ---\\n\n"
"detach\n"
"quit\n"
"EOF\n",
global_progname, (int)getpid()))
return;
if (DumpStack("/usr/proc/bin/pstack %d",
(int)getpid()))
return;
/*
* Other Unices (AIX, HPUX, SCO) also have adb, but
* they seem unable to attach to a running process.
*/
if (DumpStack("adb %s 2>&1 <<EOF\n"
"0t%d:A\n" /* Attach to pid */
"\\$c\n" /* print stacktrace */
":R\n" /* Detach */
"\\$q\n" /* Quit */
"EOF\n",
global_progname, (int)getpid()))
return;
# else /* All other Unix platforms */
/*
* TODO: SCO/UnixWare 7 must be something like (not tested)
* debug -i c <pid> <<EOF\nstack -f 4\nquit\nEOF\n
*/
# if !defined(__GNUC__)
if (DumpStack("dbx %s %d 2>/dev/null <<EOF\n"
"where\n"
"detach\n"
"EOF\n",
global_progname, (int)getpid()))
return;
# endif
// This version works (piping from a file)
if (DumpStack("gdb -q %s %d 2>/dev/null <%s >fweelin-stackdump",
global_progname, (int)getpid(), gdb_command_file))
return;
#if 0
// This version does not work (piping from stdin)
if (DumpStack("gdb -q %s %d 2>/dev/null <<EOF\n"
"set prompt\n"
"echo --- Stacktrace\\n\n"
"where\n"
"echo --- Symbols\\n\n"
"frame 4\n"
"set \\$x = 50\n"
"while (\\$x)\n" /* Print local variables for each frame */
"info locals\n"
"up\n"
"set \\$x--\n"
"end\n"
"echo ---\\n\n"
"detach\n"
"quit\n"
"EOF\n",
global_progname, (int)getpid()))
return;
#endif
# endif
# if defined(__GNUC__) && defined(USE_BUILTIN)
GCC_DumpStack();
# endif
write(global_output,
"No debugger found\n", strlen("No debugger found\n"));
#elif defined(PLATFORM_WIN32)
/* Use StackWalk() */
#endif
}
VOID LoginExceptionHandler::XFSZHandler(INT)
{
DumpStack("XFSZ exception:\r\n");
exit(0);
}
VOID LoginExceptionHandler::SEGHandler(INT)
{
DumpStack("SEG exception:\r\n");
exit(0);
}
VOID LoginExceptionHandler::FPEHandler(INT)
{
DumpStack("FPE exception:\r\n");
exit(0);
}
VOID LoginExceptionHandler::ILLHandler(INT)
{
DumpStack("ILL exception:\r\n");
exit(0);
}
VOID LoginExceptionHandler::ABORTHandler(INT)
{
DumpStack("ABORT exception:\r\n");
exit(0);
}
VOID LoginExceptionHandler::TERMHandler(INT)
{
DumpStack("TERM exception:\r\n");
exit(0);
}
static
int FindLongestPath(int Group)
{
int HighWater;
TNode* Stack;
TNode* Node;
Stack = (TNode*)malloc(sizeof(TNode)*MaxGroups*2);
assert(Stack != NULL);
Node = Stack;
//??? Node->Group = Groups[Group*2];
Node->Group = Group;
Node->Edge = Groups[Group*2+1];
HighWater = 0;
printf("group=%d, MaxGroups=%d, Node->Group=%d\n", Group, MaxGroups, Node->Group);
while(Node >= Stack)
{
DumpStack(Stack, Node);
/* if we hit end of linked list for this stacked node */
if(Node->Edge == -1)
{
/* pop stack until we find a node not at end of its list */
while(Node->Edge == -1 && Node >= Stack)
--Node;
}
/* else, push the node pointed to by current edge */
else
{
Group = Edges[Node->Edge*2];
if(GroupInStack(Stack, (Node-Stack)+1, Group))
{
int iStack;
TNode* Rover = Stack;
if(Globals.Dump)
{
DumpInternal();
for(iStack=0; Rover <= Node; ++iStack)
{
fprintf(stdout, "stack[%d] group = %d, edge = %d\n", iStack, Rover->Group, Rover->Edge);
++Rover;
}
}
ErrorExit(ERROR_FAILED_OP_PREC_TABLE,
"Internal error(FindLongestPath() cycle via %d\n"
"Can't create operator precedence table.\n",
Group
);
}
/* ??? is this off by one?*/
assert(Node-Stack < MaxGroups*2);
Node[1].Group = Group;
Node[1].Edge = Groups[Group*2+1];
printf("push group=%d, Edge=%d\n", Group, Groups[Group*2+1]);
/* but first advance in linked list of current topmost node */
Node->Edge = Edges[Node->Edge*2+1];
printf(" previous edge moves to %d\n", Node->Edge);
++Node;
}
if(Node-Stack > HighWater)
HighWater = Node-Stack;
}
printf("HighWater was %d\n", HighWater);
free(Stack);
return HighWater;
}
