Chip Davis : msvcrt: Share ctype tables between threadlocinfo instances.

Alexandre Julliard julliard at winehq.org
Wed Nov 18 15:48:01 CST 2020


Module: wine
Branch: master
Commit: 5ec7cb5a7f20afd6eef33d5799fb4c5c1ddaebe1
URL:    https://source.winehq.org/git/wine.git/?a=commit;h=5ec7cb5a7f20afd6eef33d5799fb4c5c1ddaebe1

Author: Chip Davis <cdavis at codeweavers.com>
Date:   Wed Nov 18 17:26:05 2020 +0100

msvcrt: Share ctype tables between threadlocinfo instances.

Signed-off-by: Chip Davis <cdavis at codeweavers.com>
Signed-off-by: Piotr Caban <piotr at codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard at winehq.org>

---

 dlls/msvcrt/locale.c | 126 ++++++++++++++++++++++++++++++++++++++++-----------
 dlls/msvcrt/msvcrt.h |   4 +-
 2 files changed, 102 insertions(+), 28 deletions(-)

diff --git a/dlls/msvcrt/locale.c b/dlls/msvcrt/locale.c
index 8202a8e536a..2e6273ec5d1 100644
--- a/dlls/msvcrt/locale.c
+++ b/dlls/msvcrt/locale.c
@@ -122,6 +122,78 @@ MSVCRT___lc_time_data cloc_time_data =
 #endif
 };
 
+static const unsigned char cloc_clmap[256] =
+{
+    0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
+    0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f,
+    0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17,
+    0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f,
+    0x20, 0x21, 0x22, 0x23, 0x24, 0x25, 0x26, 0x27,
+    0x28, 0x29, 0x2a, 0x2b, 0x2c, 0x2d, 0x2e, 0x2f,
+    0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37,
+    0x38, 0x39, 0x3a, 0x3b, 0x3c, 0x3d, 0x3e, 0x3f,
+    0x40, 0x61, 0x62, 0x63, 0x64, 0x65, 0x66, 0x67,
+    0x68, 0x69, 0x6a, 0x6b, 0x6c, 0x6d, 0x6e, 0x6f,
+    0x70, 0x71, 0x72, 0x73, 0x74, 0x75, 0x76, 0x77,
+    0x78, 0x79, 0x7a, 0x5b, 0x5c, 0x5d, 0x5e, 0x5f,
+    0x60, 0x61, 0x62, 0x63, 0x64, 0x65, 0x66, 0x67,
+    0x68, 0x69, 0x6a, 0x6b, 0x6c, 0x6d, 0x6e, 0x6f,
+    0x70, 0x71, 0x72, 0x73, 0x74, 0x75, 0x76, 0x77,
+    0x78, 0x79, 0x7a, 0x7b, 0x7c, 0x7d, 0x7e, 0x7f,
+    0x80, 0x81, 0x82, 0x83, 0x84, 0x85, 0x86, 0x87,
+    0x88, 0x89, 0x8a, 0x8b, 0x8c, 0x8d, 0x8e, 0x8f,
+    0x90, 0x91, 0x92, 0x93, 0x94, 0x95, 0x96, 0x97,
+    0x98, 0x99, 0x9a, 0x9b, 0x9c, 0x9d, 0x9e, 0x9f,
+    0xa0, 0xa1, 0xa2, 0xa3, 0xa4, 0xa5, 0xa6, 0xa7,
+    0xa8, 0xa9, 0xaa, 0xab, 0xac, 0xad, 0xae, 0xaf,
+    0xb0, 0xb1, 0xb2, 0xb3, 0xb4, 0xb5, 0xb6, 0xb7,
+    0xb8, 0xb9, 0xba, 0xbb, 0xbc, 0xbd, 0xbe, 0xbf,
+    0xc0, 0xc1, 0xc2, 0xc3, 0xc4, 0xc5, 0xc6, 0xc7,
+    0xc8, 0xc9, 0xca, 0xcb, 0xcc, 0xcd, 0xce, 0xcf,
+    0xd0, 0xd1, 0xd2, 0xd3, 0xd4, 0xd5, 0xd6, 0xd7,
+    0xd8, 0xd9, 0xda, 0xdb, 0xdc, 0xdd, 0xde, 0xdf,
+    0xe0, 0xe1, 0xe2, 0xe3, 0xe4, 0xe5, 0xe6, 0xe7,
+    0xe8, 0xe9, 0xea, 0xeb, 0xec, 0xed, 0xee, 0xef,
+    0xf0, 0xf1, 0xf2, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7,
+    0xf8, 0xf9, 0xfa, 0xfb, 0xfc, 0xfd, 0xfe, 0xff
+};
+
+static const unsigned char cloc_cumap[256] =
+{
+    0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
+    0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f,
+    0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17,
+    0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f,
+    0x20, 0x21, 0x22, 0x23, 0x24, 0x25, 0x26, 0x27,
+    0x28, 0x29, 0x2a, 0x2b, 0x2c, 0x2d, 0x2e, 0x2f,
+    0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37,
+    0x38, 0x39, 0x3a, 0x3b, 0x3c, 0x3d, 0x3e, 0x3f,
+    0x40, 0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x47,
+    0x48, 0x49, 0x4a, 0x4b, 0x4c, 0x4d, 0x4e, 0x4f,
+    0x50, 0x51, 0x52, 0x53, 0x54, 0x55, 0x56, 0x57,
+    0x58, 0x59, 0x5a, 0x5b, 0x5c, 0x5d, 0x5e, 0x5f,
+    0x60, 0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x47,
+    0x48, 0x49, 0x4a, 0x4b, 0x4c, 0x4d, 0x4e, 0x4f,
+    0x50, 0x51, 0x52, 0x53, 0x54, 0x55, 0x56, 0x57,
+    0x58, 0x59, 0x5a, 0x7b, 0x7c, 0x7d, 0x7e, 0x7f,
+    0x80, 0x81, 0x82, 0x83, 0x84, 0x85, 0x86, 0x87,
+    0x88, 0x89, 0x8a, 0x8b, 0x8c, 0x8d, 0x8e, 0x8f,
+    0x90, 0x91, 0x92, 0x93, 0x94, 0x95, 0x96, 0x97,
+    0x98, 0x99, 0x9a, 0x9b, 0x9c, 0x9d, 0x9e, 0x9f,
+    0xa0, 0xa1, 0xa2, 0xa3, 0xa4, 0xa5, 0xa6, 0xa7,
+    0xa8, 0xa9, 0xaa, 0xab, 0xac, 0xad, 0xae, 0xaf,
+    0xb0, 0xb1, 0xb2, 0xb3, 0xb4, 0xb5, 0xb6, 0xb7,
+    0xb8, 0xb9, 0xba, 0xbb, 0xbc, 0xbd, 0xbe, 0xbf,
+    0xc0, 0xc1, 0xc2, 0xc3, 0xc4, 0xc5, 0xc6, 0xc7,
+    0xc8, 0xc9, 0xca, 0xcb, 0xcc, 0xcd, 0xce, 0xcf,
+    0xd0, 0xd1, 0xd2, 0xd3, 0xd4, 0xd5, 0xd6, 0xd7,
+    0xd8, 0xd9, 0xda, 0xdb, 0xdc, 0xdd, 0xde, 0xdf,
+    0xe0, 0xe1, 0xe2, 0xe3, 0xe4, 0xe5, 0xe6, 0xe7,
+    0xe8, 0xe9, 0xea, 0xeb, 0xec, 0xed, 0xee, 0xef,
+    0xf0, 0xf1, 0xf2, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7,
+    0xf8, 0xf9, 0xfa, 0xfb, 0xfc, 0xfd, 0xfe, 0xff
+};
+
 /* Friendly country strings & language names abbreviations. */
 static const char * const _country_synonyms[] =
 {
@@ -993,11 +1065,13 @@ void free_locinfo(MSVCRT_pthreadlocinfo locinfo)
     MSVCRT_free(locinfo->lconv_mon_refcount);
     MSVCRT_free(locinfo->lconv);
 
-    MSVCRT_free(locinfo->ctype1_refcount);
-    MSVCRT_free(locinfo->ctype1);
-
-    MSVCRT_free(locinfo->pclmap);
-    MSVCRT_free(locinfo->pcumap);
+    if(locinfo->ctype1_refcount
+            && !InterlockedDecrement(locinfo->ctype1_refcount)) {
+        MSVCRT_free(locinfo->ctype1_refcount);
+        MSVCRT_free(locinfo->ctype1);
+        MSVCRT_free((void*)locinfo->pclmap);
+        MSVCRT_free((void*)locinfo->pcumap);
+    }
 
     if(locinfo->lc_time_curr != &cloc_time_data)
         MSVCRT_free(locinfo->lc_time_curr);
@@ -1248,13 +1322,6 @@ static MSVCRT_pthreadlocinfo create_locinfo(int category,
     }
     memset(locinfo->lconv, 0, sizeof(struct MSVCRT_lconv));
 
-    locinfo->pclmap = MSVCRT_malloc(sizeof(char[256]));
-    locinfo->pcumap = MSVCRT_malloc(sizeof(char[256]));
-    if(!locinfo->pclmap || !locinfo->pcumap) {
-        free_locinfo(locinfo);
-        return NULL;
-    }
-
     if(locale_name[MSVCRT_LC_COLLATE] &&
             !init_category_name(locale_name[MSVCRT_LC_COLLATE],
                 locale_len[MSVCRT_LC_COLLATE], locinfo, MSVCRT_LC_COLLATE)) {
@@ -1291,6 +1358,16 @@ static MSVCRT_pthreadlocinfo create_locinfo(int category,
     if(!category_needs_update(MSVCRT_LC_CTYPE, category, old_locinfo,
                 lcid[MSVCRT_LC_CTYPE], cp[MSVCRT_LC_CTYPE])) {
         copy_threadlocinfo_category(locinfo, old_locinfo, MSVCRT_LC_CTYPE);
+        locinfo->lc_codepage = old_locinfo->lc_codepage;
+        locinfo->lc_clike = old_locinfo->lc_clike;
+        locinfo->mb_cur_max = old_locinfo->mb_cur_max;
+        locinfo->ctype1 = old_locinfo->ctype1;
+        locinfo->ctype1_refcount = old_locinfo->ctype1_refcount;
+        locinfo->pctype = old_locinfo->pctype;
+        locinfo->pclmap = old_locinfo->pclmap;
+        locinfo->pcumap = old_locinfo->pcumap;
+        if(locinfo->ctype1_refcount)
+            InterlockedIncrement(locinfo->ctype1_refcount);
     } else if(lcid[MSVCRT_LC_CTYPE] && (category==MSVCRT_LC_ALL || category==MSVCRT_LC_CTYPE)) {
         CPINFO cp_info;
         int j;
@@ -1310,13 +1387,20 @@ static MSVCRT_pthreadlocinfo create_locinfo(int category,
         locinfo->mb_cur_max = cp_info.MaxCharSize;
 
         locinfo->ctype1_refcount = MSVCRT_malloc(sizeof(int));
+        if(!locinfo->ctype1_refcount) {
+            free_locinfo(locinfo);
+            return NULL;
+        }
+        *locinfo->ctype1_refcount = 1;
+
         locinfo->ctype1 = MSVCRT_malloc(sizeof(short[257]));
-        if(!locinfo->ctype1_refcount || !locinfo->ctype1) {
+        locinfo->pclmap = MSVCRT_malloc(sizeof(char[256]));
+        locinfo->pcumap = MSVCRT_malloc(sizeof(char[256]));
+        if(!locinfo->ctype1 || !locinfo->pclmap || !locinfo->pcumap) {
             free_locinfo(locinfo);
             return NULL;
         }
 
-        *locinfo->ctype1_refcount = 1;
         locinfo->ctype1[0] = 0;
         locinfo->pctype = locinfo->ctype1+1;
 
@@ -1350,22 +1434,12 @@ static MSVCRT_pthreadlocinfo create_locinfo(int category,
         locinfo->lc_clike = 1;
         locinfo->mb_cur_max = 1;
         locinfo->pctype = MSVCRT__ctype+1;
+        locinfo->pclmap = cloc_clmap;
+        locinfo->pcumap = cloc_cumap;
         if(!init_category_name("C", 1, locinfo, MSVCRT_LC_CTYPE)) {
             free_locinfo(locinfo);
             return NULL;
         }
-
-        for(i=0; i<256; i++) {
-            if(locinfo->pctype[i] & MSVCRT__LEADBYTE)
-                buf[i] = ' ';
-            else
-                buf[i] = i;
-        }
-
-        for(i=0; i<256; i++) {
-            locinfo->pclmap[i] = (i>='A' && i<='Z' ? i-'A'+'a' : i);
-            locinfo->pcumap[i] = (i>='a' && i<='z' ? i-'a'+'A' : i);
-        }
     }
 
     if(locale_name[MSVCRT_LC_MONETARY] &&
diff --git a/dlls/msvcrt/msvcrt.h b/dlls/msvcrt/msvcrt.h
index b300df6b351..cf1caea6729 100644
--- a/dlls/msvcrt/msvcrt.h
+++ b/dlls/msvcrt/msvcrt.h
@@ -203,8 +203,8 @@ typedef struct MSVCRT_threadlocaleinfostruct {
 #if _MSVCR_VER < 140
     unsigned short *pctype;
 #endif
-    unsigned char *pclmap;
-    unsigned char *pcumap;
+    const unsigned char *pclmap;
+    const unsigned char *pcumap;
     MSVCRT___lc_time_data *lc_time_curr;
 #if _MSVCR_VER >= 110
     MSVCRT_wchar_t *lc_name[6];




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