From 2487168b758a8133b15dea5aab4801f2d1f381db Mon Sep 17 00:00:00 2001
From: Piotr Caban <piotr@codeweavers.com>
Date: Thu, 4 Aug 2016 16:28:38 +0200
Subject: [PATCH] ucrtbase: Add __std_type_info_name implementation.

Signed-off-by: Piotr Caban <piotr@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
---
 .../api-ms-win-crt-private-l1-1-0.spec        |  2 +-
 dlls/msvcrt/cpp.c                             | 49 +++++++++++++++++++
 dlls/ucrtbase/ucrtbase.spec                   |  2 +-
 dlls/vcruntime140/vcruntime140.spec           |  2 +-
 4 files changed, 52 insertions(+), 3 deletions(-)

diff --git a/dlls/api-ms-win-crt-private-l1-1-0/api-ms-win-crt-private-l1-1-0.spec b/dlls/api-ms-win-crt-private-l1-1-0/api-ms-win-crt-private-l1-1-0.spec
index 1e16e5fd547..d8f4c5242f6 100644
--- a/dlls/api-ms-win-crt-private-l1-1-0/api-ms-win-crt-private-l1-1-0.spec
+++ b/dlls/api-ms-win-crt-private-l1-1-0/api-ms-win-crt-private-l1-1-0.spec
@@ -47,7 +47,7 @@
 @ cdecl __std_type_info_compare(ptr ptr) ucrtbase.__std_type_info_compare
 @ stub __std_type_info_destroy_list
 @ stub __std_type_info_hash
-@ stub __std_type_info_name
+@ cdecl __std_type_info_name(ptr ptr) ucrtbase.__std_type_info_name
 @ cdecl __unDName(ptr str long ptr ptr long) ucrtbase.__unDName
 @ cdecl __unDNameEx(ptr str long ptr ptr ptr long) ucrtbase.__unDNameEx
 @ cdecl __uncaught_exception() ucrtbase.__uncaught_exception
diff --git a/dlls/msvcrt/cpp.c b/dlls/msvcrt/cpp.c
index 8e4496922df..ee27fc714e1 100644
--- a/dlls/msvcrt/cpp.c
+++ b/dlls/msvcrt/cpp.c
@@ -1511,6 +1511,24 @@ typedef struct
     char mangled[1];
 } type_info140;
 
+typedef struct
+{
+    SLIST_ENTRY entry;
+    char name[1];
+} type_info_entry;
+
+static void* CDECL type_info_entry_malloc(MSVCRT_size_t size)
+{
+    type_info_entry *ret = MSVCRT_malloc(FIELD_OFFSET(type_info_entry, name) + size);
+    return ret->name;
+}
+
+static void CDECL type_info_entry_free(void *ptr)
+{
+    ptr = (char*)ptr - FIELD_OFFSET(type_info_entry, name);
+    MSVCRT_free(ptr);
+}
+
 /******************************************************************
  *		__std_type_info_compare (UCRTBASE.@)
  */
@@ -1523,4 +1541,35 @@ int CDECL MSVCRT_type_info_compare(const type_info140 *l, const type_info140 *r)
     TRACE("(%p %p) returning %d\n", l, r, ret);
     return ret;
 }
+
+/******************************************************************
+ *		__std_type_info_name (UCRTBASE.@)
+ */
+const char* CDECL MSVCRT_type_info_name_list(type_info140 *ti, SLIST_HEADER *header)
+{
+      if (!ti->name)
+      {
+          char* name = __unDName(0, ti->mangled + 1, 0,
+                  type_info_entry_malloc, type_info_entry_free, UNDNAME_NO_ARGUMENTS | UNDNAME_32_BIT_DECODE);
+          if (name)
+          {
+              unsigned int len = strlen(name);
+
+              while (len && name[--len] == ' ')
+                  name[len] = '\0';
+
+              if (InterlockedCompareExchangePointer((void**)&ti->name, name, NULL))
+              {
+                  type_info_entry_free(name);
+              }
+              else
+              {
+                  type_info_entry *entry = (type_info_entry*)(name-FIELD_OFFSET(type_info_entry, name));
+                  InterlockedPushEntrySList(header, &entry->entry);
+              }
+          }
+      }
+      TRACE("(%p) returning %s\n", ti, ti->name);
+      return ti->name;
+}
 #endif
diff --git a/dlls/ucrtbase/ucrtbase.spec b/dlls/ucrtbase/ucrtbase.spec
index 95fcc057772..d1c1553b676 100644
--- a/dlls/ucrtbase/ucrtbase.spec
+++ b/dlls/ucrtbase/ucrtbase.spec
@@ -145,7 +145,7 @@
 @ cdecl __std_type_info_compare(ptr ptr) MSVCRT_type_info_compare
 @ stub __std_type_info_destroy_list
 @ stub __std_type_info_hash
-@ stub __std_type_info_name
+@ cdecl __std_type_info_name(ptr ptr) MSVCRT_type_info_name_list
 @ cdecl __stdio_common_vfprintf(int64 ptr str ptr ptr) MSVCRT__stdio_common_vfprintf
 @ stub __stdio_common_vfprintf_p
 @ stub __stdio_common_vfprintf_s
diff --git a/dlls/vcruntime140/vcruntime140.spec b/dlls/vcruntime140/vcruntime140.spec
index a8dc379c1f8..525a99819a8 100644
--- a/dlls/vcruntime140/vcruntime140.spec
+++ b/dlls/vcruntime140/vcruntime140.spec
@@ -42,7 +42,7 @@
 @ cdecl __std_type_info_compare(ptr ptr) ucrtbase.__std_type_info_compare
 @ stub __std_type_info_destroy_list
 @ stub __std_type_info_hash
-@ stub __std_type_info_name
+@ cdecl __std_type_info_name(ptr ptr) ucrtbase.__std_type_info_name
 @ cdecl __telemetry_main_invoke_trigger(ptr)
 @ cdecl __telemetry_main_return_trigger(ptr)
 @ cdecl __unDName(ptr str long ptr ptr long) ucrtbase.__unDName