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winecfg: Fix a crash when inputting non-ASCII dll override name. 

Signed-off-by: Zhiyi Zhang <yi.gd.cn@gmail.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Zhiyi Zhang 2017-12-18 22:33:08 +08:00 committed by Alexandre Julliard
parent 1ca988d4f4
commit eee8131d3b
1 changed files with 8 additions and 6 deletions
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14
programs/winecfg/winecfg.c
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@ -571,7 +571,7 @@ char **enumerate_values(HKEY root, char *path)
WCHAR *wpath;
WCHAR **wret;
char **ret=NULL;
int i=0, len=0;
int i=0, len=0, size;
wpath = HeapAlloc(GetProcessHeap(), 0, (strlen(path)+1)*sizeof(WCHAR));
MultiByteToWideChar(CP_ACP, 0, path, -1, wpath, strlen(path)+1);
@ -586,11 +586,13 @@ char **enumerate_values(HKEY root, char *path)
/* convert WCHAR ** to char ** and HeapFree each WCHAR * element on our way */
for (i=0; i<len; i++)
{
ret[i] = HeapAlloc(GetProcessHeap(), 0,
(lstrlenW(wret[i]) + 1) * sizeof(char));
WideCharToMultiByte(CP_ACP, 0, wret[i], -1, ret[i],
lstrlenW(wret[i]) + 1, NULL, NULL);
HeapFree(GetProcessHeap(), 0, wret[i]);
size = WideCharToMultiByte(CP_ACP, 0, wret[i], -1, NULL, 0, NULL, NULL);
if(size)
{
ret[i] = HeapAlloc(GetProcessHeap(), 0, size);
WideCharToMultiByte(CP_ACP, 0, wret[i], -1, ret[i], size, NULL, NULL);
HeapFree(GetProcessHeap(), 0, wret[i]);
}
}
ret[len] = NULL;
}