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3017 lines (2764 loc) · 86.8 KB
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#include "common.h"
#ifdef SAFETIME // some time routines are not thread safe (not relevant with EVSERVER)
#include <mutex>
static std::mutex mtx;
#endif
bool authorize = false;
bool pseudoServer = false;
char debugdata[MAX_WORD_SIZE];
uint64 callStartTime;
int loglimit = 0;
bool prelog = false;
FILE* userlogFile = NULL;
char* indents[100];
int ide = 0;
bool timeout = false;
int inputSize = 0;
bool inputLimitHit = false;
bool convertTabs = true;
bool serverLogTemporary = false;
bool idestop = false;
bool idekey = false;
bool inputAvailable = false;
static char encryptUser[200];
static char encryptLTM[200];
char logLastCharacter = 0;
#define MAX_STRING_SPACE 100000000 // transient+heap space 100MB
size_t maxHeapBytes = MAX_STRING_SPACE;
char* heapBase = NULL; // start of heap space (runs backward)
char* heapFree = NULL; // current free string ptr
char* stackFree = NULL;
static const char* infiniteCaller = "";
char* stackStart = NULL;
char* heapEnd = NULL;
uint64 discard;
bool infiniteStack = false;
bool infiniteHeap = false;
bool userEncrypt = false;
bool ltmEncrypt = false;
unsigned long minHeapAvailable;
bool showDepth = false;
char serverLogfileName[1000]; // file to log server to
char dbTimeLogfileName[1000]; // file to log db time to
char externalBugLog[1000];
char logFilename[MAX_WORD_SIZE]; // file to user log to
bool logUpdated = false; // has logging happened
int holdUserLog;
int holdServerLog;
int userLog = NO_LOG; // where do we log user
int serverLog = NO_LOG; // where do we log server
int bugLog = FILE_LOG; // where do we log bugs
char hide[4000]; // dont log these json fields
unsigned int logsize = MAX_BUFFER_SIZE; // default
static char* logmainbuffer = NULL; // where we build a log line
unsigned int outputsize = MAX_BUFFER_SIZE; // default
bool serverctrlz = false; // close communication with \0 and ctrlz
bool echo = false; // show log output onto console as well
bool oob = false; // show oob data
bool postprocess = true; // showing traces on postprocess
bool detailpattern = false;
bool silent = false; // dont display outputs of chat
bool logged = false;
bool showmem = false;
int filesystemOverride = NORMALFILES;
bool inLog = false;
char* testOutput = NULL; // testing commands output reroute
static char encryptServer[1000];
static char decryptServer[1000];
int adjustIndent = 0;
char* lastheapfree = NULL;
// buffer information
#define MAX_BUFFER_COUNT 80
unsigned int maxReleaseStack = 0;
unsigned int maxReleaseStackGap = 0xffffffff;
unsigned int maxBufferLimit = MAX_BUFFER_COUNT; // default number of system buffers for AllocateBuffer
unsigned int maxBufferSize = MAX_BUFFER_SIZE; // default how big std system buffers from AllocateBuffer should be
unsigned int maxBufferUsed = 0; // worst case buffer use - displayed with :variables
unsigned int bufferIndex = 0; // current allocated index into buffers[]
unsigned baseBufferIndex = 0; // preallocated buffers at start
char* buffers = 0; // collection of output buffers
#define MAX_OVERFLOW_BUFFERS 20
static char* overflowBuffers[MAX_OVERFLOW_BUFFERS]; // malloced extra buffers if base allotment is gone
CALLFRAME* frameList[MAX_GLOBAL]; // ReleaseStack at start of depth
static unsigned int overflowLimit = 0;
unsigned int overflowIndex = 0;
USERFILESYSTEM userFileSystem;
static char staticPath[MAX_WORD_SIZE]; // files that never change
static char readPath[MAX_WORD_SIZE]; // readonly files that might be overwritten from outside
static char writePath[MAX_WORD_SIZE]; // files written by app
unsigned int currentFileLine = 0; // line number in file being read
unsigned int currentLineColumn = 0; // column number in file being read
unsigned int maxFileLine = 0; // line number in file being read
unsigned int peekLine = 0;
char currentFilename[MAX_WORD_SIZE]; // name of file being read
char knownFileTypes[MAX_FILE_TYPES][MAX_WORD_SIZE]; // all known file types read from config (by default ltm)
std::map <WORDP, uint64> timeSummary; // per volley time data about functions etc
// error recover
jmp_buf scriptJump[20];
jmp_buf crashJump;
int jumpIndex = -1;
unsigned int randIndex = 0;
unsigned int oldRandIndex = 0;
char syslogstr[300] = "chatscript"; // header for syslog messages
// #define DO_HEAP_CHECKING
#ifdef WIN32
#include <conio.h>
#include <direct.h>
#include <io.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <Winbase.h>
#endif
#ifdef LINUX
#include <syslog.h>
#endif
void Bug0()
{
char word[MAX_WORD_SIZE];
GetCurrentDir(word, MAX_WORD_SIZE);
}
void Bug()
{
if (compiling == FULL_COMPILE)
{
jumpIndex = 0; // top level of scripting abort
BADSCRIPT("INFO: Execution error (see LOGS/bugs.txt) - try again.");
}
}
void FreeServerLog()
{
if (logmainbuffer) myfree(logmainbuffer);
logmainbuffer = NULL;
}
void TrackTime(char* name, int elapsed)
{
WORDP D = StoreWord(name);
if (D) TrackTime(D, elapsed);
}
void TrackTime(WORDP D, int elapsed)
{
if (!D) return;
unsigned int count = 0;
unsigned int time = 0;
std::map<WORDP, uint64>::iterator it;
it = timeSummary.find(D);
if (it != timeSummary.end())
{
count = it->second >> TIMESUMMARY_COUNT_OFFSET;
time = it->second & TIMESUMMARY_TIME;
}
count += 1;
time += elapsed;
uint64 summary = count;
summary <<= TIMESUMMARY_COUNT_OFFSET;
summary |= time;
timeSummary[D] = summary;
}
/////////////////////////////////////////////////////////
/// KEYBOARD
/////////////////////////////////////////////////////////
bool KeyReady()
{
if (sourceFile && sourceFile != stdin) return true;
#ifdef WIN32
if (ide) return idekey;
return _kbhit() ? true : false;
#else
bool ready = false;
struct termios oldSettings, newSettings;
if (tcgetattr( fileno( stdin ), &oldSettings ) == -1) return false; // could not get terminal attributes
newSettings = oldSettings;
newSettings.c_lflag &= (~ICANON & ~ECHO);
tcsetattr( fileno( stdin ), TCSANOW, &newSettings );
fd_set set;
struct timeval tv;
tv.tv_sec = 0;
tv.tv_usec = 0;
FD_ZERO( &set );
FD_SET( fileno( stdin ), &set );
int res = select( fileno( stdin )+1, &set, NULL, NULL, &tv );
ready = ( res > 0 );
tcsetattr( fileno( stdin ), TCSANOW, &oldSettings );
return ready;
#endif
}
/////////////////////////////////////////////////////////
/// EXCEPTION/ERROR
/////////////////////////////////////////////////////////
void SafeLock()
{
#ifdef SAFETIME
mtx.lock();
#endif
}
void SafeUnlock()
{
#ifdef SAFETIME
mtx.unlock();
#endif
}
void JumpBack()
{
if (jumpIndex < 0) return; // not under handler control
globalDepth = 0;
longjmp(scriptJump[jumpIndex], 1);
}
void CloseDatabases(bool restart)
{
bool usedb = (db == 1 && server) || db == 2;
#ifndef DISCARDPOSTGRES
if (*postgresparams)
{
PostgresScriptShutDown(); // any script connection
PGUserFilesCloseCode(); // filesystem
}
#endif
#ifndef DISCARDMONGO
if (!restart) MongoSystemShutdown();
else MongoUserFilesClose(); // actually just closes files
#endif
#ifndef DISCARDMYSQL
if (*mysqlparams) MySQLFullCloseCode(restart); // filesystem and/or script
#endif
#ifndef DISCARDMICROSOFTSQL
if (*mssqlparams && usedb) MsSqlFullCloseCode(); // filesystem and/or script
#endif
}
void myexit(const char* msg, int code)
{
int oldcompiling = compiling;
int oldloading = loading;
compiling = NOT_COMPILING;
loading = false;
traceTestPatternBuffer = NULL;
#ifdef LINUX
const char* fatal_str = strstr(msg, "FATAL:");
if (fatal_str != NULL) {
syslog(LOG_ERR, "%s user: %s bot: %s msg: %s ",
syslogstr, loginID, computerID, msg);
}
#endif
if (code)
{
printf("%s\r\n", msg);
}
char name[MAX_WORD_SIZE];
sprintf(name, (char*)"%s/exitlog.txt", logsfolder);
FILE* out;
out = FopenUTF8WriteAppend(name);
struct tm ptm;
if (out)
{
fprintf(out, (char*)"%s %d - called myexit at %s\r\n", msg, code, GetTimeInfo(&ptm, true));
FClose(out);
}
bool is_recoverable = (code != 0 && crashset && !crashBack);
if (is_recoverable) // try to recover
{
#ifdef LINUX
siglongjmp(crashJump, 1);
#else
longjmp(crashJump, 1);
#endif
}
// non recoverable
out = NULL;
if (code && !oldcompiling && !oldloading)
{
out = FopenUTF8WriteAppend(name);
if (out)
{
struct tm ptm;
fprintf(out, (char*)"\r\n%s: caller:%s callee:%s ", GetTimeInfo(&ptm, true), loginID, computerID);
fprintf(out, (char*)"input:%s \r\n", currentInput );
BugBacktrace(out);
}
}
if (code == 0 && out) fprintf(out, (char*)"CS exited at %s\r\n", GetTimeInfo(&ptm, true));
else if (out) fprintf(out, (char*)"CS terminated at %s\r\n", GetTimeInfo(&ptm, true));
if (out) FClose(out);
if (!client) CloseSystem();
exit((code == 0) ? EXIT_SUCCESS : EXIT_FAILURE);
}
void mystart(char* msg)
{
char name[MAX_WORD_SIZE];
MakeDirectory(usersfolder);
MakeDirectory(logsfolder);
sprintf(name, (char*)"%s/startlog.txt", logsfolder);
FILE* out;
out = FopenUTF8WriteAppend(name);
char word[MAX_WORD_SIZE];
struct tm ptm;
sprintf(word, (char*)"System startup %s %s\r\n", msg, GetTimeInfo(&ptm, true));
if (out )
{
fprintf(out, (char*)"%s", word);
FClose(out);
}
if (server || pseudoServer) Log(SERVERLOG, "%s",word);
}
/////////////////////////////////////////////////////////
/// Fatal Error/signal logging
/////////////////////////////////////////////////////////
#ifdef USESIGNALHANDLER
#include <signal.h>
void setSignalHandlers();
void signalHandler( int signalcode )
{
char word[MAX_WORD_SIZE];
sprintf(word, (char*)"FATAL: Linux Signal code %d", signalcode);
#ifdef PRIVATE_CODE
// Check for private hook function for additional handling
static HOOKPTR fn = FindHookFunction((char*)"SignalHandler");
if (fn)
{
char* ptr = word;
((SignalHandlerHOOKFN) fn)(signalcode, ptr);
}
#endif
myexit(word,1);
}
void setSignalHandlers ()
{
char word[MAX_WORD_SIZE];
struct sigaction sa = {};
sa.sa_handler = &signalHandler;
sigfillset(&sa.sa_mask); // Block every signal during the handler
// Handle relevant signals
if (sigaction(SIGFPE, &sa, NULL) == -1) {
sprintf(word, (char*)"Error: cannot handle SIGFPE");
Log(BUGLOG, word);
Log(SERVERLOG, word);
}
if (sigaction(SIGSEGV, &sa, NULL) == -1) {
sprintf(word, (char*)"Error: cannot handle SIGSEGV");
Log(BUGLOG, word);
Log(SERVERLOG, word);
}
if (sigaction(SIGBUS, &sa, NULL) == -1) {
sprintf(word, (char*)"Error: cannot handle SIGBUS");
Log(BUGLOG, word);
Log(SERVERLOG, word);
}
if (sigaction(SIGILL, &sa, NULL) == -1) {
sprintf(word, (char*)"Error: cannot handle SIGILL");
Log(BUGLOG, word);
Log(SERVERLOG, word);
}
if (sigaction(SIGTRAP, &sa, NULL) == -1) {
sprintf(word, (char*)"Error: cannot handle SIGTRAP");
Log(BUGLOG, word);
Log(SERVERLOG, word);
}
if (sigaction(SIGHUP, &sa, NULL) == -1) {
sprintf(word, (char*)"Error: cannot handle SIGHUP");
Log(BUGLOG, word);
Log(SERVERLOG, word);
}
if (sigaction(SIGPIPE, &sa, NULL) == -1) {
sprintf(word, (char*)"Error: cannot handle SIGPIPE");
Log(BUGLOG, word);
Log(SERVERLOG, word);
}
}
#endif
/////////////////////////////////////////////////////////
/// MEMORY SYSTEM
/////////////////////////////////////////////////////////
void ResetBuffers()
{
globalDepth = 0;
bufferIndex = baseBufferIndex;
memset(frameList,0,sizeof(frameList));
outputNest = oldOutputIndex = 0;
currentRuleOutputBase = currentOutputBase = ourMainOutputBuffer;
currentOutputLimit = outputsize;
}
void CloseBuffers()
{
while (overflowLimit > 0)
{
myfree(overflowBuffers[--overflowLimit]);
overflowBuffers[overflowLimit] = 0;
}
myfree(buffers);
buffers = NULL;
myfree(readBuffer);
readBuffer = NULL;
myfree(tracebuffer);
tracebuffer = NULL;
myfree(lastInputSubstitution);
lastInputSubstitution = NULL;
myfree(rawSentenceCopy);
rawSentenceCopy = NULL;
myfree(revertBuffer);
revertBuffer = NULL;
myfree(ourMainInputBuffer);
ourMainInputBuffer = NULL;
myfree(ourMainOutputBuffer);
ourMainOutputBuffer = NULL;
free_jp_token_buffers();
free_mssql_buffer();
}
FunctionResult AuthorizedCode(char* buffer)
{
if ((server || pseudoServer ) && !hadAuthCode && !VerifyAuthorization(FopenReadOnly((char*)"authorizedIP.txt"))) return FAILRULE_BIT; // authorizedIP
return NOPROBLEM_BIT;
}
char* PrintX64(uint64 val)
{
static char buffer[32];
#ifdef WIN32
sprintf(buffer, (char*)"0x%016I64x", val);
#else
sprintf(buffer, (char*)"0x%016llx", val);
#endif
return buffer;
}
char* Print64(long long int val)
{
static char buffer[32];
sprintf(buffer, (char*)"%lld", val);
return buffer;
}
char* PrintU64(uint64 val)
{
static char buffer[32];
sprintf(buffer, (char*)"%llu", val);
return buffer;
}
void LoggingCheats(char* incoming)
{
// startup logging
uint64 now = ElapsedMilliseconds();
unsigned long delayMinutes = (unsigned long)((now - timedeployed) / 60000);
if (delayMinutes < startLogDelay) serverLog |= FILE_LOG | PRE_LOG;
// logging overrides
FILE* in = FopenReadOnly("serverlogging.txt"); // per external file created, enable server log
if (in)
{
serverLog |= FILE_LOG | PRE_LOG;
FClose(in);
}
in = FopenReadOnly("prelogging.txt"); // per external file created, enable prelogging
if (in)
{
serverLog |= PRE_LOG;
userLog |= PRE_LOG;
prelog = true;
FClose(in);
}
in = FopenReadOnly("userlogging.txt"); // per external file created, enable user log
if (in)
{
userLog |= FILE_LOG | PRE_LOG;
FClose(in);
}
in = FopenReadOnly("tracelogging.txt"); // per external file created, enable user log
if (in)
{
trace = (unsigned int)-1;
userLog |= FILE_LOG;
FClose(in);
}
*debugdata = 0;
char* authcode = (incoming) ? strstr(incoming, serverlogauthcode) : NULL;
if (!*serverlogauthcode) authcode = NULL;
if (authcode)// dont process authcode as input from user
{
size_t len = strlen(serverlogauthcode);
memset(authcode, ' ', len); // hide auth code entirely
hadAuthCode = 1;
if (authcode[len] == '1') // more detailed cheat choices
{
authcode[len] = ' ';
if (!serverLog) serverLog = FILE_LOG;
}
else if (authcode[len] == '2') // dynamic debugging using debug field
{
authcode[len] = ' ';
hadAuthCode |= 2;
char* end = ReadCompiledWord(authcode, debugdata);
if (*debugdata == '"') // argument
{
size_t x = strlen(debugdata);
debugdata[x - 1] = 0;
memmove(debugdata, debugdata + 1, x); // remove leading dq
authcode += len; // toward the argument
while (authcode < end) *authcode++ = ' '; // erase message
}
else *debugdata = 0;
}
}
else hadAuthCode = 0;
*currentFilename = 0;
}
bool memory_check_m = false;
size_t allocated = 0; // current total allocated via malloc
int n_allocations = 0; // how many allocations have we got ongoing
void* allocations[100];
int allocationline[100];
char* allocationfile[100];
int allocindex = 0; // current index of save
char* mymalloc_imp(size_t size,const char* file, int line)
{
if (!memory_check_m) return (char*)malloc(size);
++n_allocations;
allocated += size;
int* answer = (int*)malloc(size + 4);
if (answer == nullptr) printf("dbg: Error: null returned from malloc!\n");
*answer = size;
allocationline[allocindex] = line;
allocationfile[allocindex] = (char*)file;
allocations[allocindex++] = answer + 1;
return (char*)(answer + 1);
}
void myfree(void* ptr)
{
if (!memory_check_m)
{
free(ptr);
return;
}
int* answer = ((int*)ptr) - 1;
int i;
for ( i = allocindex-1; i >= 0; --i)
{
if (ptr == allocations[i])
{
allocationline[i] = allocationline[--allocindex];
allocationfile[i] = allocationfile[allocindex];
allocations[i] = allocations[allocindex];
break;
}
}
if (i < 0) // did not find
{
int xx = 0;
}
allocated -= *answer;
free(answer);
}
char* Myfgets(char* buffer, int size, FILE* in)
{
return fgets(buffer, size, in);
//char* answer = fgets(buffer, size, in);
//PurifyInput(buffer, true, false); // leave ending crlfs
//return answer;
}
char* AllocateBuffer(char* name,char*content)
{
if (!buffers) return (char*)""; // IDE before start
char* buffer = buffers + (maxBufferSize * bufferIndex);
if (++bufferIndex >= maxBufferLimit ) // want more than nominally allowed
{
if (bufferIndex > (maxBufferLimit+2) || overflowIndex > 20)
{
char word[MAX_WORD_SIZE];
sprintf(word,(char*)"FATAL: Corrupt bufferIndex %u or overflowIndex %u\r\n",bufferIndex,overflowIndex);
ReportBug(word);
}
--bufferIndex;
// try to acquire more space, permanently
if (overflowIndex >= overflowLimit)
{
overflowBuffers[overflowLimit] = (char*) mymalloc(maxBufferSize);
if (!overflowBuffers[overflowLimit]) ReportBug((char*)"FATAL: out of buffers\r\n");
overflowLimit++;
if (overflowLimit >= MAX_OVERFLOW_BUFFERS) ReportBug((char*)"FATAL: Out of overflow buffers\r\n");
Log(USERLOG,"Allocated extra buffer %d\r\n",overflowLimit);
}
buffer = overflowBuffers[overflowIndex++];
}
else if (bufferIndex > maxBufferUsed) maxBufferUsed = bufferIndex;
if (showmem) Log(USERLOG,"%d Buffer alloc %d %s %s\r\n",globalDepth,bufferIndex,name, frameList[globalDepth]->name);
*buffer = 0; // empty string
if (content)
{
size_t len = strlen(content);
strcpy(buffer, content);
}
return buffer;
}
void FreeBuffer(char* name)
{ // if longjump happens this may not be called. manually restore counts in setjump code
if (showmem) Log(USERLOG,"%d Buffer free %s %d %s\r\n", globalDepth,name, bufferIndex, frameList[globalDepth]->name);
if (overflowIndex) --overflowIndex; // keep the dynamically allocated memory for now.
else if (bufferIndex) --bufferIndex;
else ReportBug((char*)"Buffer allocation underflow");
}
void ResetHeapFree(char* val)
{
lastheapfree = heapFree = val;
}
void InitStackHeap()
{
size_t size = maxHeapBytes / 64; // stack + heap size
size = (size * 64) + 64; // 64 bit align both ends
if (!heapEnd)
{
heapEnd = mymalloc(size); // point to end of heap (start of stack)
if (!heapEnd)
{
(*printer)((char*)"Out of memory space for text space %d\r\n", (int)size);
ReportBug((char*)"FATAL: Cannot allocate memory space for text %d\r\n", (int)size);
}
}
ResetHeapFree( heapEnd + size); // allocate backwards
heapBase = heapFree;
stackStart = stackFree = heapEnd;
minHeapAvailable = maxHeapBytes;
PrepIndent();
}
void FreeStackHeap()
{
if (heapEnd) myfree(heapEnd);
heapEnd = NULL;
}
char* AllocateStack(const char* word, size_t len,bool localvar,int align) // call with (0,len) to get a buffer
{
if (!stackFree) ReportBug("FATAL: Allocating stack with null free\r\n");
if (infiniteStack)
{
infiniteStack = false;
ReportBug("FATAL: Allocating stack while InfiniteStack in progress from %s\r\n", infiniteCaller);
}
if (len == 0) // compute size needed
{
if (!word ) return NULL; // not passing in anything
len = strlen(word);
}
if (align == 1 || align == 4) // 1 is old true value
{
stackFree += 3;
uint64 x = (uint64)stackFree;
x &= 0xfffffffffffffffc;
stackFree = (char*)x;
}
else if (align == 8)
{
stackFree += 7;
uint64 x = (uint64)stackFree;
x &= 0xfffffffffffffff8;
stackFree = (char*)x;
}
unsigned int avail = heapFree - (stackFree + len + 1);
if (avail < 5000) ReportBug((char*)"FATAL: Out of stack space stringSpace:%d ReleaseStackspace:%d \r\n",heapBase-heapFree,stackFree - stackStart);
char* answer = stackFree;
if (localvar) // give hidden data
{
*answer = '`';
answer[1] = '`';
answer += 2;
}
*answer = 0;
if (word && *word) strncpy(answer, word, len); // dont copy if word is actually an empty string allowed with a nonzero length
answer[len++] = 0;
answer[len++] = 0;
if (localvar) len += 2;
stackFree += len;
len = stackFree - stackStart; // how much stack used are we?
len = heapBase - heapFree; // how much heap used are we?
len = heapFree - stackFree; // size of gap between
if (len < maxReleaseStackGap) maxReleaseStackGap = len;
return answer;
}
void ReleaseStack(char* word)
{
stackFree = word;
}
bool AllocateStackSlot(char* variable)
{
WORDP D = StoreWord(variable,AS_IS);
unsigned int len = sizeof(char*);
if ((stackFree + len + 1) >= (heapFree - 5000)) // dont get close
{
ReportBug((char*)"Out of stack space\r\n");
return false;
}
char* answer = stackFree;
memcpy(answer,&D->w.userValue,sizeof(char*));
if (D->word[1] == LOCALVAR_PREFIX) D->w.userValue = NULL; // autoclear local var
stackFree += sizeof(char*);
len = heapFree - stackFree;
if (len < maxReleaseStackGap) maxReleaseStackGap = len;
return true;
}
unsigned int Vmemory()
{
uint64 vmemory = 0;
#ifdef WIN32
MEMORYSTATUSEX memInfo;
memInfo.dwLength = sizeof(MEMORYSTATUSEX);
GlobalMemoryStatusEx(&memInfo);
vmemory = memInfo.ullTotalVirtual - memInfo.ullAvailVirtual;
//vmemory = memInfo.ullTotalPageFile - memInfo.ullAvailPageFile;
#elif LINUX
#endif
vmemory /= 1048576;
return (unsigned int) vmemory;
}
char** RestoreStackSlot(char* variable,char** slot)
{
WORDP D = FindWord(variable);
if (!D) return slot; // should never happen, we allocate dict entry on save
memcpy(&D->w.userValue,slot,sizeof(char*));
#ifndef DISCARDTESTING
if (debugVar) (*debugVar)(variable, D->w.userValue);
#endif
return ++slot;
}
char* InfiniteHeap(const char* caller)
{
if (infiniteHeap)
{
infiniteHeap = false;
ReportBug("FATAL: Allocating InfiniteHeap from %s while one already in progress from %s\r\n", caller, infiniteHeap);
}
infiniteCaller = caller;
infiniteHeap = true;
uint64 base = (uint64)(heapFree);
base &= 0xFFFFFFFFFFFFFFF8ULL;
heapFree = (char*)base;
return heapFree;
}
char* InfiniteStack(char*& limit,const char* caller)
{
if (infiniteStack)
{
infiniteStack = false;
ReportBug("FATAL: Allocating InfiniteStack from %s while one already in progress from %s\r\n", caller, infiniteCaller);
}
infiniteCaller = caller;
infiniteStack = true;
limit = heapFree - 5000; // leave safe margin of error
uint64 base = (uint64) (stackFree+7);
base &= 0xFFFFFFFFFFFFFFF8ULL;
stackFree = (char*)base; // slop may be lost when allocated finally, but it can be reclaimed later
return stackFree;
}
void ReleaseInfiniteStack()
{
infiniteStack = false;
infiniteCaller = "";
}
void CheckHeap(HEAPREF linkval, const char* file, unsigned int line) {
static int call_count = 0;
uint64* cur = (uint64*)linkval;
int loop_count = 0;
printf("CheckHeap: entering # %d with %p\n", call_count++, linkval);
while (cur && loop_count++ < 1000) {
printf("CheckHeap: cur %p %s %u\n", cur, file, line);
if (!InHeap((char*)cur)) {
printf("CheckHeap: bad\n");
exit(-1);
}
cur = (uint64*)cur[0];
}
if (loop_count >= 1000) printf("CheckHeap: large loop_count\n");
printf("CheckHeap: good\n");
}
HEAPREF AllocateHeapval(unsigned int descriptor,HEAPREF linkval, uint64 val1, uint64 val2, uint64 val3)
{
uint64* heapval = (uint64*)AllocateHeap(NULL, 5, sizeof(uint64), false);
heapval[0] = (uint64)linkval;
heapval[1] = val1;
heapval[2] = val2;
heapval[3] = val3;
heapval[4] = descriptor;
#ifdef DO_HEAP_CHECKING
CheckHeap((HEAPREF)heapval);
#endif
return (HEAPREF)heapval;
}
HEAPREF UnpackHeapval(HEAPREF linkval, uint64 & val1, uint64 & val2, uint64 & val3)
{
uint64* data = (uint64*)linkval;
val1 = data[1];
val2 = data[2];
val3 = data[3];
// heapval[4] = descriptor; // not unpacked, ignored
#ifdef DO_HEAP_CHECKING
CheckHeap((HEAPREF)data);
#endif
return (HEAPREF)data[0];
}
void RestoreCallingDirectory()
{
SetDirectory(incomingDir); // restore any outside caller
}
STACKREF AllocateStackval(STACKREF linkval, uint64 val1, uint64 val2, uint64 val3)
{
uint64* stackval = (uint64*)AllocateStack(NULL, 5 * sizeof(uint64), false,8);
stackval[0] = (uint64)linkval;
stackval[1] = val1;
stackval[2] = val2;
stackval[3] = val3;
return (STACKREF)stackval;
}
STACKREF UnpackStackval(STACKREF linkval, uint64& val1, uint64& val2, uint64& val3)
{ // factThreadList requires all 5, writes on its own
uint64* data = (uint64*) linkval;
val1 = data[1];
val2 = data[2];
val3 = data[3];
return (STACKREF)data[0];
}
void CompleteBindStack64(int n,char* base)
{
stackFree = base + ((n+1) * sizeof(FACT*)); // convert infinite allocation to fixed one given element count
size_t len = heapFree - stackFree;
if (len < maxReleaseStackGap) maxReleaseStackGap = len;
infiniteStack = false;
}
void CompleteBindStack(int used)
{
if (!used) stackFree += strlen(stackFree) + 1; // convert infinite allocation to fixed one
else stackFree += used;
size_t len = heapFree - stackFree;
if (len < maxReleaseStackGap) maxReleaseStackGap = len;
infiniteStack = false;
}
HEAPREF Index2Heap(HEAPINDEX offset)
{
if (!offset) return NULL;
char* ptr = heapBase - offset;
if (ptr < heapFree)
{
ReportBug((char*)"INFO: String offset into free space\r\n");
return NULL;
}
if (ptr > heapBase)
{
ReportBug((char*)"INFO: String offset before heap space\r\n");
return NULL;
}
return ptr;
}
bool PreallocateHeap(size_t len) // do we have the space
{
if (infiniteHeap)
{
infiniteHeap = false;
ReportBug("FATAL: Preallocating heap while InfiniteHeap in progress from %s\r\n", infiniteCaller);
}
char* used = heapFree - len;
if (used <= ((char*)stackFree + 2000))
{
ReportBug("Heap preallocation fails");
return false;
}
return true;
}
bool InHeap(char* ptr)
{
return (ptr >= heapFree && ptr <= heapBase);
}
bool InStack(char* ptr)
{
return (ptr < heapFree && ptr >= stackStart);
}
void ShowMemory(char* label)
{
(*printer)("%s: HeapUsed: %d Gap: %d\r\n", label, heapBase - heapFree,heapFree - stackFree);
}
char* AllocateConstHeap(char* word, size_t len, int bytes, bool clear, bool purelocal)
{
return AllocateHeap(word, len, bytes, clear, purelocal);
}
void CompleteInfiniteHeap(char* base)
{
infiniteHeap = false;
infiniteCaller = "";
if (base >= lastheapfree) ReportBug("Heap growing backwards");
size_t len = (heapFree - base);
lastheapfree = heapFree = (char*)base;
int nominalLeft = maxHeapBytes - (heapBase - heapFree);
if ((unsigned long)nominalLeft < minHeapAvailable) minHeapAvailable = nominalLeft;
char* used = heapFree - len;
if (used <= ((char*)stackFree + 2000) || nominalLeft < 0)
ReportBug((char*)"FATAL: Out of permanent heap space\r\n");
}
char* AllocateHeap(const char* word,size_t len,int bytes,bool clear, bool purelocal) // BYTES means size of unit
{ // string allocation moves BACKWARDS from end of dictionary space (as do meanings)
/* Allocations during setup as :
2 when setting up cs using current dictionary and livedata for extensions (plurals, comparatives, tenses, canonicals)
3 preserving flags or properties when removing them or adding them while the dictionary is unlocked - only during builds
4 reading strings during dictionary setup
5 assigning meanings or glosses or posconditionsfor the dictionary
6 reading in postag information
7 reading treetagger par files
---
Allocations happen during volley processing as
1 adding a new dictionary word - all the time on user input
2. saving plan backtrack data
3 altering concepts[] and topics[] lists as a result of a mark operation or normal behavior
4. temps information
5 spellcheck adjusted word in sentence list
6 tokenizing words and quoted stuff adjustments
7. assignment onto user variables
8. JSON reading
*/