[PATCH 1/1] advapi32: Make username and domain match case insensite.

[Piotr Caban]

From: Piotr Caban

---
 dlls/advapi32/security.c  |  6 +++---
 dlls/advapi32/tests/lsa.c | 26 +++++++++++++++++++++++++-
 2 files changed, 28 insertions(+), 4 deletions(-)

diff --git a/dlls/advapi32/security.c b/dlls/advapi32/security.c
index e0e106ebb1c..d9a8b6832cd 100644
--- a/dlls/advapi32/security.c
+++ b/dlls/advapi32/security.c
@@ -1343,7 +1343,7 @@ BOOL lookup_local_user_name( const LSA_UNICODE_STRING *account_and_domain,
     {
         /* check to make sure this account is on this computer */
         if (GetComputerNameW( userName, &nameLen ) &&
-            (domain.Length / sizeof(WCHAR) != nameLen || wcsncmp( domain.Buffer, userName, nameLen )))
+            (domain.Length / sizeof(WCHAR) != nameLen || wcsnicmp( domain.Buffer, userName, nameLen )))
         {
             SetLastError(ERROR_NONE_MAPPED);
             ret = FALSE;
@@ -1352,7 +1352,7 @@ BOOL lookup_local_user_name( const LSA_UNICODE_STRING *account_and_domain,
     }

if (GetUserNameW( userName, &nameLen ) &&
-        account.Length / sizeof(WCHAR) == nameLen - 1 && !wcsncmp( account.Buffer, userName, nameLen - 1 ))
+        account.Length / sizeof(WCHAR) == nameLen - 1 && !wcsnicmp( account.Buffer, userName, nameLen - 1 ))
     {
             ret = lookup_user_account_name( Sid, cbSid, ReferencedDomainName, cchReferencedDomainName, peUse );
             *handled = TRUE;
@@ -1361,7 +1361,7 @@ BOOL lookup_local_user_name( const LSA_UNICODE_STRING *account_and_domain,
     {
         nameLen = UNLEN + 1;
         if (GetComputerNameW( userName, &nameLen ) &&
-            account.Length / sizeof(WCHAR) == nameLen && !wcsncmp( account.Buffer, userName , nameLen ))
+            account.Length / sizeof(WCHAR) == nameLen && !wcsnicmp( account.Buffer, userName , nameLen ))
         {
             ret = lookup_computer_account_name( Sid, cbSid, ReferencedDomainName, cchReferencedDomainName, peUse );
             *handled = TRUE;
diff --git a/dlls/advapi32/tests/lsa.c b/dlls/advapi32/tests/lsa.c
index 16697ebae4b..aeda0fcb65f 100644
--- a/dlls/advapi32/tests/lsa.c
+++ b/dlls/advapi32/tests/lsa.c
@@ -213,8 +213,10 @@ static void test_LsaLookupNames2(void)
     LSA_OBJECT_ATTRIBUTES attrs;
     PLSA_REFERENCED_DOMAIN_LIST domains;
     PLSA_TRANSLATED_SID2 sids;
-    LSA_UNICODE_STRING name[3];
+    LSA_UNICODE_STRING name[4];
     LPSTR account, sid_dom;
+    DWORD len;
+    BOOL ret;

if ((PRIMARYLANGID(LANGIDFROMLCID(GetSystemDefaultLCID())) != LANG_ENGLISH) ||
         (PRIMARYLANGID(LANGIDFROMLCID(GetThreadLocale())) != LANG_ENGLISH))
@@ -255,6 +257,14 @@ static void test_LsaLookupNames2(void)
     name[2].Length = name[2].MaximumLength = sizeof(n2);
     memcpy(name[2].Buffer, n2, sizeof(n2));

+    ret = GetUserNameW(NULL, &len);
+    ok(!ret && GetLastError() == ERROR_INSUFFICIENT_BUFFER,
+            "GetUserNameW returned %x (%lu)\n", ret, GetLastError());
+    name[3].Buffer = malloc(len * sizeof(WCHAR));
+    name[3].Length = name[3].MaximumLength = (len - 1) * sizeof(WCHAR);
+    ret = GetUserNameW(name[3].Buffer, &len);
+    ok(ret, "GetUserNameW returned %x (%lu)\n", ret, GetLastError());
+
     /* account name only */
     sids = NULL;
     domains = NULL;
@@ -307,9 +317,23 @@ static void test_LsaLookupNames2(void)
     LsaFreeMemory(sids);
     LsaFreeMemory(domains);

+    /* case mismatch */
+    name[3].Buffer[0] = iswlower(name[3].Buffer[0]) ?
+        towupper(name[3].Buffer[0]) : tolower(name[3].Buffer[0]);
+    sids = NULL;
+    domains = NULL;
+    status = LsaLookupNames2(handle, 0, 1, &name[3], &domains, &sids);
+    ok(status == STATUS_SUCCESS, "expected STATUS_SUCCESS, got %lx)\n", status);
+    ok(sids[0].Use == SidTypeUser, "expected SidTypeUser, got %u\n", sids[0].Use);
+    ok(sids[0].Flags == 0, "expected 0, got 0x%08lx\n", sids[0].Flags);
+    ok(domains->Entries == 1, "expected 1, got %lu\n", domains->Entries);
+    LsaFreeMemory(sids);
+    LsaFreeMemory(domains);
+
     free(name[0].Buffer);
     free(name[1].Buffer);
     free(name[2].Buffer);
+    free(name[3].Buffer);

status = LsaClose(handle);
     ok(status == STATUS_SUCCESS, "LsaClose() failed, returned 0x%08lx\n", status);