wininet: Include trailing slash in URL cache hashes.

dlls/wininet/tests/urlcache.c

@@ -1035,6 +1035,45 @@ static void test_GetDiskInfoA(void)
     ok(error == ERROR_INVALID_PARAMETER, "got %u expected ERROR_INVALID_PARAMETER\n", error);
 }
 
+static BOOL cache_entry_exists(const char *url)
+{
+    static char buf[10000];
+    DWORD size = sizeof(buf);
+    BOOL ret;
+
+    ret = GetUrlCacheEntryInfoA(url, (void*)buf, &size);
+    ok(ret || GetLastError() == ERROR_FILE_NOT_FOUND, "GetUrlCacheEntryInfoA returned %x (%u)\n", ret, GetLastError());
+
+    return ret;
+}
+
+static void test_trailing_slash(void)
+{
+    char filename[MAX_PATH];
+    BYTE zero_byte = 0;
+    BOOL ret;
+
+    static const FILETIME filetime_zero;
+    static char url_with_slash[] = "http://testing.cache.com/";
+
+
+    ret = CreateUrlCacheEntryA(url_with_slash, 0, "html", filename, 0);
+    ok(ret, "CreateUrlCacheEntry failed with error %d\n", GetLastError());
+
+    create_and_write_file(filenameA, &zero_byte, sizeof(zero_byte));
+
+    ret = CommitUrlCacheEntryA("Visited: http://testing.cache.com/", NULL, filetime_zero, filetime_zero,
+            NORMAL_CACHE_ENTRY, NULL, 0, "html", NULL);
+    ok(ret, "CommitUrlCacheEntry failed with error %d\n", GetLastError());
+
+    ok(cache_entry_exists("Visited: http://testing.cache.com/"), "cache entry does not exist\n");
+    ok(!cache_entry_exists("Visited: http://testing.cache.com"), "cache entry exists\n");
+
+    ret = DeleteUrlCacheEntryA("Visited: http://testing.cache.com/");
+    ok(ret, "DeleteCacheEntryA failed\n");
+    DeleteFileA(filename);
+}
+
 START_TEST(urlcache)
 {
     HMODULE hdll;
@@ -1058,4 +1097,5 @@ START_TEST(urlcache)
     test_urlcacheW();
     test_FindCloseUrlCache();
     test_GetDiskInfoA();
+    test_trailing_slash();
 }

dlls/wininet/urlcache.c

@@ -1487,7 +1487,7 @@ static DWORD urlcache_hash_key(LPCSTR lpszKey)
     for (i = 0; i < sizeof(key) / sizeof(key[0]); i++)
         key[i] = lookupTable[(*lpszKey + i) & 0xFF];
 
-    for (lpszKey++; *lpszKey && ((lpszKey[0] != '/') || (lpszKey[1] != 0)); lpszKey++)
+    for (lpszKey++; *lpszKey; lpszKey++)
     {
         for (i = 0; i < sizeof(key) / sizeof(key[0]); i++)
             key[i] = lookupTable[*lpszKey ^ key[i]];