Zebediah Figura : kernelbase: Return E_INVALIDARG when requesting URL_PART_USERNAME and there is no username.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 68323afa08056c61c5aa1731c0884c8119b04af5
URL:    https://source.winehq.org/git/wine.git/?a=commit;h=68323afa08056c61c5aa1731c0884c8119b04af5

Author: Zebediah Figura <zfigura at codeweavers.com>
Date:   Tue Feb 15 21:52:12 2022 -0600

kernelbase: Return E_INVALIDARG when requesting URL_PART_USERNAME and there is no username.

Signed-off-by: Zebediah Figura <zfigura at codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard at winehq.org>

---

 dlls/kernelbase/path.c   | 2 ++
 dlls/shlwapi/tests/url.c | 4 ++--
 2 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/dlls/kernelbase/path.c b/dlls/kernelbase/path.c
index be487e71a3a..ad823cae547 100644
--- a/dlls/kernelbase/path.c
+++ b/dlls/kernelbase/path.c
@@ -4321,6 +4321,8 @@ HRESULT WINAPI UrlGetPartW(const WCHAR *url, WCHAR *out, DWORD *out_len, DWORD p
         break;
 
     case URL_PART_USERNAME:
+        if (!pl.username)
+            return E_INVALIDARG;
         if (!pl.username_len)
         {
             *out = '\0';
diff --git a/dlls/shlwapi/tests/url.c b/dlls/shlwapi/tests/url.c
index 3bfd8961c8f..5d982467cea 100644
--- a/dlls/shlwapi/tests/url.c
+++ b/dlls/shlwapi/tests/url.c
@@ -621,13 +621,13 @@ static void test_UrlGetPart(void)
         {"http://foo:bar@localhost:21/internal.php?query=x&return=y", URL_PART_PORT, URL_PARTFLAG_KEEPSCHEME, S_OK, "http:21"},
         {"http://foo:bar@localhost:21/internal.php?query=x&return=y", URL_PART_QUERY, URL_PARTFLAG_KEEPSCHEME, S_OK, "query=x&return=y"},
 
-        {"http://localhost/", URL_PART_USERNAME, 0, E_INVALIDARG, .todo_hr = TRUE},
+        {"http://localhost/", URL_PART_USERNAME, 0, E_INVALIDARG},
         {"http://localhost/", URL_PART_PASSWORD, 0, E_INVALIDARG, .todo_hr = TRUE},
         {"http://localhost/", URL_PART_HOSTNAME, 0, S_OK, "localhost"},
         {"http://localhost/", URL_PART_PORT, 0, E_INVALIDARG, .todo_hr = TRUE},
         {"http://localhost/", URL_PART_QUERY, 0, S_FALSE, ""},
 
-        {"http://localhost:port/", URL_PART_USERNAME, 0, E_INVALIDARG, .todo_hr = TRUE},
+        {"http://localhost:port/", URL_PART_USERNAME, 0, E_INVALIDARG},
         {"http://localhost:port/", URL_PART_PASSWORD, 0, E_INVALIDARG, .todo_hr = TRUE},
         {"http://localhost:port/", URL_PART_HOSTNAME, 0, S_OK, "localhost"},
         {"http://localhost:port/", URL_PART_PORT, 0, S_OK, "port"},