Lines Matching defs:origin

76 //  |      origin 1      |
84 //  |      origin 3      |
88 //  |      origin 2      |
109 // origin of the first taint byte at the low 32 bit.
177 // Return the origin of the first taint byte in the size bytes from the address
209 // from_init = true if this is the first chain of an origin tracking path.
217   // As an optimization the origin of an application byte is updated only when
219   // taint labels, it does not matter what origin a zero label has. This reduces
223     Printf("  DFSan found invalid origin invariant\n");
246 // contiguous bytes share the same origin.
251   // Copy left unaligned origin if that memory is tainted.
262   // Copy right unaligned origin if that memory is tainted.
297   // Copy right unaligned origin if that memory is tainted.
325   // Copy left unaligned origin if that memory is tainted.
344   // If destination origin range overlaps with source origin range, move
346   // a normal order. The orders of origin transfer are consistent with the
356 // Set the size bytes from the addres dst to be the origin value.
357 static void SetOrigin(const void *dst, uptr size, u32 origin) {
367   u64 origin64 = ((u64)origin << 32) | origin;
371     if (*(u32 *)beg != origin)
372       *(u32 *)beg = origin;
381     if (*(u32 *)(end - kOriginAlign) != origin)
382       *(u32 *)(end - kOriginAlign) = origin;
390 // Return a new origin chain with the previous ID id and the current stack
397 // Return a new origin chain with the previous ID id and the current stack
486 // Releases the pages within the origin address range.
547                       dfsan_origin origin) {
552       SetOrigin(addr, size, origin);
563 // origin chain with the previous ID o and the current stack trace. This is
575     dfsan_label label, dfsan_origin origin, void *addr, uptr size) {
576   SetShadow(label, addr, size, origin);
624 // This function is used if dfsan_get_origin is called when origin tracking is
653                                                           dfsan_origin origin,
656   __dfsan_set_label(label, origin, addr, size);
666                                              dfsan_origin origin);
672 static void ConditionalCallback(dfsan_label label, dfsan_origin origin) {
694   conditional_callback(label, origin);
698 __dfsan_conditional_callback_origin(dfsan_label label, dfsan_origin origin) {
699   ConditionalCallback(label, origin);
719                                                   dfsan_origin origin,
728 static void ReachesFunctionCallback(dfsan_label label, dfsan_origin origin,
750   reaches_function_callback(label, origin, file, line, function);
754 __dfsan_reaches_function_callback_origin(dfsan_label label, dfsan_origin origin,
757   ReachesFunctionCallback(label, origin, file, line, function);
788       "  %sDFSan: origin tracking is not enabled. Did you specify the "
802       "  %sTaint value 0x%x (at %p) has invalid origin tracking. This can "
807 static void PrintInvalidOriginIdWarning(dfsan_origin origin) {
810       "  %sOrigin Id %d has invalid origin tracking. This can "
812       d.Warning(), origin, d.Default());
848   const dfsan_origin origin = *__dfsan::origin_for(addr);
850   out->AppendF("  %sTaint value 0x%x (at %p) origin tracking (%s)%s\n",
854   Origin o = Origin::FromRawId(origin);
914     dfsan_origin origin) {
919   Origin o = Origin::FromRawId(origin);
928     PrintInvalidOriginIdWarning(origin);
932     dfsan_origin origin, char *out_buf, uptr out_buf_size) {
939   Origin o = Origin::FromRawId(origin);
945     PrintInvalidOriginIdWarning(origin);
966   const dfsan_origin origin = *__dfsan::origin_for(addr);
968   Origin o = Origin::FromRawId(origin);