116 static void LogTagError(const Header* header, const void* pointer, const char* name) {  in LogTagError()  argument
120   if (header->tag == DEBUG_FREE_TAG) {  in LogTagError()
123       g_debug->free_track->LogBacktrace(header);  in LogTagError()
126     error_log("+++ ALLOCATION %p HAS INVALID TAG %" PRIx32 " (%s)", pointer, header->tag, name);  in LogTagError()
136 static void* InitHeader(Header* header, void* orig_pointer, size_t size) {  in InitHeader()  argument
137   header->tag = DEBUG_TAG;  in InitHeader()
138   header->orig_pointer = orig_pointer;  in InitHeader()
139   header->size = size;  in InitHeader()
141     header->set_zygote();  in InitHeader()
143   header->usable_size = g_dispatch->malloc_usable_size(orig_pointer);  in InitHeader()
144   if (header->usable_size == 0) {  in InitHeader()
148   header->usable_size -= g_debug->pointer_offset() +  in InitHeader()
149       reinterpret_cast<uintptr_t>(header) - reinterpret_cast<uintptr_t>(orig_pointer);  in InitHeader()
152     uint8_t* guard = g_debug->GetFrontGuard(header);  in InitHeader()
157     uint8_t* guard = g_debug->GetRearGuard(header);  in InitHeader()
161     header->usable_size = header->real_size();  in InitHeader()
166     BacktraceHeader* back_header = g_debug->GetAllocBacktrace(header);  in InitHeader()
178     g_debug->track->Add(header, backtrace_found);  in InitHeader()
181   return g_debug->GetPointer(header);  in InitHeader()
272   Header* header = g_debug->GetHeader(pointer);  in debug_malloc_usable_size()  local
273   if (header->tag != DEBUG_TAG) {  in debug_malloc_usable_size()
274     LogTagError(header, pointer, "malloc_usable_size");  in debug_malloc_usable_size()
278   return header->usable_size;  in debug_malloc_usable_size()
304     Header* header = reinterpret_cast<Header*>(  in debug_malloc()  local
306     if (header == nullptr) {  in debug_malloc()
309     pointer = InitHeader(header, header, size);  in debug_malloc()
330   Header* header;  in debug_free()  local
332     header = g_debug->GetHeader(pointer);  in debug_free()
333     if (header->tag != DEBUG_TAG) {  in debug_free()
334       LogTagError(header, pointer, "free");  in debug_free()
337     free_pointer = header->orig_pointer;  in debug_free()
340       if (!g_debug->front_guard->Valid(*g_debug, header)) {  in debug_free()
341         g_debug->front_guard->LogFailure(*g_debug, header);  in debug_free()
345       if (!g_debug->rear_guard->Valid(*g_debug, header)) {  in debug_free()
346         g_debug->rear_guard->LogFailure(*g_debug, header);  in debug_free()
353         BacktraceHeader* back_header = g_debug->GetAllocBacktrace(header);  in debug_free()
356       g_debug->track->Remove(header, backtrace_found);  in debug_free()
358     header->tag = DEBUG_FREE_TAG;  in debug_free()
360     bytes = header->usable_size;  in debug_free()
377     g_debug->free_track->Add(*g_debug, header);  in debug_free()
428     Header* header = g_debug->GetHeader(reinterpret_cast<void*>(value));  in debug_memalign()  local
429     pointer = InitHeader(header, pointer, bytes);  in debug_memalign()
481     Header* header = g_debug->GetHeader(pointer);  in debug_realloc()  local
482     if (header->tag != DEBUG_TAG) {  in debug_realloc()
483       LogTagError(header, pointer, "realloc");  in debug_realloc()
488     if (real_size == header->real_size()) {  in debug_realloc()
493     if (real_size < header->usable_size) {  in debug_realloc()
494       header->size = real_size;  in debug_realloc()
496         header->set_zygote();  in debug_realloc()
501         header->usable_size = header->real_size();  in debug_realloc()
502         memset(g_debug->GetRearGuard(header), g_debug->config().rear_guard_value,  in debug_realloc()
515     prev_size = header->usable_size;  in debug_realloc()
571     Header* header = reinterpret_cast<Header*>(  in debug_calloc()  local
573     if (header == nullptr) {  in debug_calloc()
576     memset(header, 0, g_dispatch->malloc_usable_size(header));  in debug_calloc()
577     return InitHeader(header, header, size);  in debug_calloc()
615           const Header* header = reinterpret_cast<const Header*>(pointer);  in debug_iterate()  local
617             if (g_debug->track->Contains(header)) {  in debug_iterate()
619               ctx->callback(reinterpret_cast<uintptr_t>(g_debug->GetPointer(header)),  in debug_iterate()
620                   header->usable_size, ctx->arg);  in debug_iterate()
650     Header* header;  in debug_malloc_backtrace()  local
652       header = g_debug->GetHeader(pointer);  in debug_malloc_backtrace()
653       if (!g_debug->track->Contains(header)) {  in debug_malloc_backtrace()
657       header = reinterpret_cast<Header*>(pointer);  in debug_malloc_backtrace()
659     if (header->tag != DEBUG_TAG) {  in debug_malloc_backtrace()
663       BacktraceHeader* back_header = g_debug->GetAllocBacktrace(header);  in debug_malloc_backtrace()