PRMJ_ToExtendedTime(PRInt32 time)
{
PRInt64 exttime;
PRInt64 g1970GMTMicroSeconds;
PRInt64 low;
time_t diff;
PRInt64 tmp;
PRInt64 tmp1;
diff = PRMJ_LocalGMTDifference();
LL_UI2L(tmp, PRMJ_USEC_PER_SEC);
LL_I2L(tmp1,diff);
LL_MUL(tmp,tmp,tmp1);
LL_UI2L(g1970GMTMicroSeconds,G1970GMTMICROHI);
LL_UI2L(low,G1970GMTMICROLOW);
#ifndef HAVE_LONG_LONG
LL_SHL(g1970GMTMicroSeconds,g1970GMTMicroSeconds,16);
LL_SHL(g1970GMTMicroSeconds,g1970GMTMicroSeconds,16);
#else
LL_SHL(g1970GMTMicroSeconds,g1970GMTMicroSeconds,32);
#endif
LL_ADD(g1970GMTMicroSeconds,g1970GMTMicroSeconds,low);
LL_I2L(exttime,time);
LL_ADD(exttime,exttime,g1970GMTMicroSeconds);
LL_SUB(exttime,exttime,tmp);
return exttime;
}
// Gets shell version as packed 64 bit int
PRUint64 nsDragService::GetShellVersion()
{
PRUint64 lVersion = LL_INIT(0, 0);
PRUint64 lMinor = lVersion;
// shell32.dll should be loaded already, so we ae not actually loading the library here
PRLibrary *libShell = PR_LoadLibrary("shell32.dll");
if (libShell == NULL)
return lVersion;
do
{
DLLGETVERSIONPROC versionProc = NULL;
versionProc = (DLLGETVERSIONPROC)PR_FindFunctionSymbol(libShell, "DllGetVersion");
if (versionProc == NULL)
break;
DLLVERSIONINFO versionInfo;
::ZeroMemory(&versionInfo, sizeof(DLLVERSIONINFO));
versionInfo.cbSize = sizeof(DLLVERSIONINFO);
if (FAILED(versionProc(&versionInfo)))
break;
// why is this?
LL_UI2L(lVersion, versionInfo.dwMajorVersion);
LL_SHL(lVersion, lVersion, 32);
LL_UI2L(lMinor, versionInfo.dwMinorVersion);
LL_OR2(lVersion, lMinor);
} while (false);
PR_UnloadLibrary(libShell);
libShell = NULL;
return lVersion;
}
static PRUint64
RubyTo64BitInt(VALUE aRuby)
{
VALUE bitMask = max_PRUint32;
VALUE lo = rb_funcall(aRuby, id_and, 1, bitMask);
VALUE hi = rb_funcall(aRuby, id_rshift, 1, INT2FIX(32));
PRUint64 result, hi64, lo64;
LL_UI2L(hi64, NUM2UINT(hi));
LL_UI2L(lo64, NUM2UINT(lo));
LL_SHL(result, hi64, 32);
LL_ADD(result, result, lo64);
return result;
}
PR_IMPLEMENT(PRUint64) PR_htonll(PRUint64 n)
{
#ifdef IS_BIG_ENDIAN
return n;
#else
PRUint64 tmp;
PRUint32 hi, lo;
LL_L2UI(lo, n);
LL_SHR(tmp, n, 32);
LL_L2UI(hi, tmp);
hi = htonl(hi);
lo = htonl(lo);
LL_UI2L(n, lo);
LL_SHL(n, n, 32);
LL_UI2L(tmp, hi);
LL_ADD(n, n, tmp);
return n;
#endif
} /* htonll */
PRMJ_ToBaseTime(PRInt64 time)
{
PRInt64 g1970GMTMicroSeconds;
PRInt64 g2037GMTMicroSeconds;
PRInt64 low;
PRInt32 result;
LL_UI2L(g1970GMTMicroSeconds,G1970GMTMICROHI);
LL_UI2L(low,G1970GMTMICROLOW);
#ifndef HAVE_LONG_LONG
LL_SHL(g1970GMTMicroSeconds,g1970GMTMicroSeconds,16);
LL_SHL(g1970GMTMicroSeconds,g1970GMTMicroSeconds,16);
#else
LL_SHL(g1970GMTMicroSeconds,g1970GMTMicroSeconds,32);
#endif
LL_ADD(g1970GMTMicroSeconds,g1970GMTMicroSeconds,low);
LL_UI2L(g2037GMTMicroSeconds,G2037GMTMICROHI);
LL_UI2L(low,G2037GMTMICROLOW);
#ifndef HAVE_LONG_LONG
LL_SHL(g2037GMTMicroSeconds,g2037GMTMicroSeconds,16);
LL_SHL(g2037GMTMicroSeconds,g2037GMTMicroSeconds,16);
#else
LL_SHL(g2037GMTMicroSeconds,g2037GMTMicroSeconds,32);
#endif
LL_ADD(g2037GMTMicroSeconds,g2037GMTMicroSeconds,low);
if(LL_CMP(time, <, g1970GMTMicroSeconds) ||
LL_CMP(time, >, g2037GMTMicroSeconds)){
return -1;
}
LL_SUB(time,time,g1970GMTMicroSeconds);
LL_L2I(result,time);
return result;
}
int main(int argc, char **argv)
{
PRFileDesc *fd;
PRInt64 offset, position;
PRInt32 nbytes;
char buf[MESSAGE_SIZE];
#ifdef _WIN32
HANDLE hFile;
LARGE_INTEGER li;
#endif /* _WIN32 */
LL_I2L(offset, 1);
LL_SHL(offset, offset, 32);
#ifdef _WIN32
hFile = CreateFile(TEST_FILE_NAME, GENERIC_WRITE, 0, NULL,
CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL, NULL);
if (hFile == INVALID_HANDLE_VALUE) {
fprintf(stderr, "CreateFile failed\n");
exit(1);
}
li.QuadPart = offset;
li.LowPart = SetFilePointer(hFile, li.LowPart, &li.HighPart, FILE_BEGIN);
if (li.LowPart == 0xFFFFFFFF && GetLastError() != NO_ERROR) {
fprintf(stderr, "SetFilePointer failed\n");
exit(1);
}
PR_ASSERT(li.QuadPart == offset);
strcpy(buf, MESSAGE);
if (WriteFile(hFile, buf, sizeof(buf), &nbytes, NULL) == 0) {
fprintf(stderr, "WriteFile failed\n");
exit(1);
}
PR_ASSERT(nbytes == sizeof(buf));
if (CloseHandle(hFile) == 0) {
fprintf(stderr, "CloseHandle failed\n");
exit(1);
}
#endif /* _WIN32 */
memset(buf, 0, sizeof(buf));
fd = PR_Open(TEST_FILE_NAME, PR_RDONLY, 0666);
if (fd == NULL) {
fprintf(stderr, "PR_Open failed\n");
exit(1);
}
position = PR_Seek64(fd, offset, PR_SEEK_SET);
if (!LL_GE_ZERO(position)) {
fprintf(stderr, "PR_Seek64 failed\n");
exit(1);
}
PR_ASSERT(LL_EQ(position, offset));
nbytes = PR_Read(fd, buf, sizeof(buf));
if (nbytes != sizeof(buf)) {
fprintf(stderr, "PR_Read failed\n");
exit(1);
}
if (strcmp(buf, MESSAGE)) {
fprintf(stderr, "corrupt data:$%s$\n", buf);
exit(1);
}
if (PR_Close(fd) == PR_FAILURE) {
fprintf(stderr, "PR_Close failed\n");
exit(1);
}
if (PR_Delete(TEST_FILE_NAME) == PR_FAILURE) {
fprintf(stderr, "PR_Delete failed\n");
exit(1);
}
printf("PASS\n");
return 0;
}
