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advapi: Implement GetNamedSecurityInfoW on top of GetSecurityInfo.

This commit is contained in:
Erich Hoover 2012-11-26 12:13:47 -07:00 committed by Alexandre Julliard
parent 5851032d07
commit 722c2b1008
2 changed files with 133 additions and 102 deletions
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104
dlls/advapi32/security.c
View File

@ -5456,9 +5456,12 @@ DWORD WINAPI GetNamedSecurityInfoW( LPWSTR name, SE_OBJECT_TYPE type,
SECURITY_INFORMATION info, PSID* owner, PSID* group, PACL* dacl,
PACL* sacl, PSECURITY_DESCRIPTOR* descriptor )
{
DWORD needed, offset;
SECURITY_DESCRIPTOR_RELATIVE *relative = NULL;
BYTE *buffer;
OBJECT_ATTRIBUTES attr;
UNICODE_STRING nameW;
IO_STATUS_BLOCK io;
DWORD access = 0;
HANDLE hFile;
DWORD status;
TRACE( "%s %d %d %p %p %p %p %p\n", debugstr_w(name), type, info, owner,
group, dacl, sacl, descriptor );
@ -5473,85 +5476,28 @@ DWORD WINAPI GetNamedSecurityInfoW( LPWSTR name, SE_OBJECT_TYPE type,
|| ((info & DACL_SECURITY_INFORMATION) && !dacl)
|| ((info & SACL_SECURITY_INFORMATION) && !sacl) ))
return ERROR_INVALID_PARAMETER;
if (!RtlDosPathNameToNtPathName_U( name, &nameW, NULL, NULL ))
return ERROR_PATH_NOT_FOUND;
needed = !descriptor ? 0 : sizeof(SECURITY_DESCRIPTOR_RELATIVE);
if (info & OWNER_SECURITY_INFORMATION)
needed += sizeof(sidWorld);
if (info & GROUP_SECURITY_INFORMATION)
needed += sizeof(sidWorld);
if (info & DACL_SECURITY_INFORMATION)
needed += WINE_SIZE_OF_WORLD_ACCESS_ACL;
if (info & (OWNER_SECURITY_INFORMATION|GROUP_SECURITY_INFORMATION|DACL_SECURITY_INFORMATION))
access |= READ_CONTROL;
if (info & SACL_SECURITY_INFORMATION)
needed += WINE_SIZE_OF_WORLD_ACCESS_ACL;
access |= ACCESS_SYSTEM_SECURITY;
attr.Length = sizeof(attr);
attr.RootDirectory = 0;
attr.Attributes = OBJ_CASE_INSENSITIVE;
attr.ObjectName = &nameW;
attr.SecurityDescriptor = NULL;
if(descriptor)
{
/* must be freed by caller */
*descriptor = HeapAlloc( GetProcessHeap(), 0, needed );
if (!*descriptor) return ERROR_NOT_ENOUGH_MEMORY;
if (!InitializeSecurityDescriptor( *descriptor, SECURITY_DESCRIPTOR_REVISION ))
{
HeapFree( GetProcessHeap(), 0, *descriptor );
return ERROR_INVALID_SECURITY_DESCR;
}
relative = *descriptor;
relative->Control |= SE_SELF_RELATIVE;
buffer = (BYTE *)relative;
offset = sizeof(SECURITY_DESCRIPTOR_RELATIVE);
}
else
{
buffer = HeapAlloc( GetProcessHeap(), 0, needed );
if (!buffer) return ERROR_NOT_ENOUGH_MEMORY;
offset = 0;
}
if (info & OWNER_SECURITY_INFORMATION)
{
memcpy( buffer + offset, &sidWorld, sizeof(sidWorld) );
if(relative)
relative->Owner = offset;
if (owner)
*owner = buffer + offset;
offset += sizeof(sidWorld);
}
if (info & GROUP_SECURITY_INFORMATION)
{
memcpy( buffer + offset, &sidWorld, sizeof(sidWorld) );
if(relative)
relative->Group = offset;
if (group)
*group = buffer + offset;
offset += sizeof(sidWorld);
}
if (info & DACL_SECURITY_INFORMATION)
{
GetWorldAccessACL( (PACL)(buffer + offset) );
if(relative)
{
relative->Control |= SE_DACL_PRESENT;
relative->Dacl = offset;
}
if (dacl)
*dacl = (PACL)(buffer + offset);
offset += WINE_SIZE_OF_WORLD_ACCESS_ACL;
}
if (info & SACL_SECURITY_INFORMATION)
{
GetWorldAccessACL( (PACL)(buffer + offset) );
if(relative)
{
relative->Control |= SE_SACL_PRESENT;
relative->Sacl = offset;
}
if (sacl)
*sacl = (PACL)(buffer + offset);
}
return ERROR_SUCCESS;
status = NtCreateFile( &hFile, access, &attr, &io, NULL, FILE_FLAG_BACKUP_SEMANTICS,
FILE_SHARE_READ|FILE_SHARE_WRITE|FILE_SHARE_DELETE, FILE_OPEN,
FILE_OPEN_FOR_BACKUP_INTENT, NULL, 0 );
RtlFreeUnicodeString( &nameW );
if (status != STATUS_SUCCESS)
return RtlNtStatusToDosError( status );
status = GetSecurityInfo( hFile, type, info, owner, group, dacl, sacl, descriptor );
CloseHandle( hFile );
return status;
}
/******************************************************************************

131
dlls/advapi32/tests/security.c
View File

@ -3005,32 +3005,53 @@ static void test_SetEntriesInAclA(void)
static void test_GetNamedSecurityInfoA(void)
{
char b[sizeof(TOKEN_USER) + sizeof(SID) + sizeof(DWORD)*SID_MAX_SUB_AUTHORITIES];
char admin_ptr[sizeof(SID)+sizeof(ULONG)*SID_MAX_SUB_AUTHORITIES], dacl[100];
DWORD sid_size = sizeof(admin_ptr), l = sizeof(b);
char invalid_path[] = "/an invalid file path";
PSECURITY_DESCRIPTOR pSecDesc;
DWORD revision;
PSID admin_sid = (PSID) admin_ptr, user_sid;
char sd[SECURITY_DESCRIPTOR_MIN_LENGTH];
SECURITY_DESCRIPTOR_CONTROL control;
PSID owner;
PSID group;
PACL dacl;
ACL_SIZE_INFORMATION acl_size;
CHAR windows_dir[MAX_PATH];
PSECURITY_DESCRIPTOR pSD;
ACCESS_ALLOWED_ACE *ace;
BOOL bret = TRUE, isNT4;
char tmpfile[MAX_PATH];
DWORD error, revision;
BOOL owner_defaulted;
BOOL group_defaulted;
DWORD error;
BOOL ret, isNT4;
CHAR windows_dir[MAX_PATH];
HANDLE token, hTemp;
PSID owner, group;
PACL pDacl;
if (!pGetNamedSecurityInfoA || !pSetNamedSecurityInfoA)
if (!pSetNamedSecurityInfoA || !pGetNamedSecurityInfoA || !pCreateWellKnownSid)
{
win_skip("[Get|Set]NamedSecurityInfoA is not available\n");
win_skip("Required functions are not available\n");
return;
}
ret = GetWindowsDirectoryA(windows_dir, MAX_PATH);
ok(ret, "GetWindowsDirectory failed with error %d\n", GetLastError());
if (!OpenThreadToken(GetCurrentThread(), TOKEN_READ, TRUE, &token))
{
if (GetLastError() != ERROR_NO_TOKEN) bret = FALSE;
else if (!OpenProcessToken(GetCurrentProcess(), TOKEN_READ, &token)) bret = FALSE;
}
if (!bret)
{
win_skip("Failed to get current user token\n");
return;
}
GetTokenInformation(token, TokenUser, b, l, &l);
CloseHandle( token );
user_sid = ((TOKEN_USER *)b)->User.Sid;
bret = GetWindowsDirectoryA(windows_dir, MAX_PATH);
ok(bret, "GetWindowsDirectory failed with error %d\n", GetLastError());
SetLastError(0xdeadbeef);
error = pGetNamedSecurityInfoA(windows_dir, SE_FILE_OBJECT,
OWNER_SECURITY_INFORMATION|GROUP_SECURITY_INFORMATION|DACL_SECURITY_INFORMATION,
NULL, NULL, NULL, NULL, &pSecDesc);
NULL, NULL, NULL, NULL, &pSD);
if (error != ERROR_SUCCESS && (GetLastError() == ERROR_CALL_NOT_IMPLEMENTED))
{
win_skip("GetNamedSecurityInfoA is not implemented\n");
@ -3038,8 +3059,8 @@ static void test_GetNamedSecurityInfoA(void)
}
ok(!error, "GetNamedSecurityInfo failed with error %d\n", error);
ret = GetSecurityDescriptorControl(pSecDesc, &control, &revision);
ok(ret, "GetSecurityDescriptorControl failed with error %d\n", GetLastError());
bret = GetSecurityDescriptorControl(pSD, &control, &revision);
ok(bret, "GetSecurityDescriptorControl failed with error %d\n", GetLastError());
ok((control & (SE_SELF_RELATIVE|SE_DACL_PRESENT)) == (SE_SELF_RELATIVE|SE_DACL_PRESENT) ||
broken((control & (SE_SELF_RELATIVE|SE_DACL_PRESENT)) == SE_DACL_PRESENT), /* NT4 */
"control (0x%x) doesn't have (SE_SELF_RELATIVE|SE_DACL_PRESENT) flags set\n", control);
@ -3047,14 +3068,14 @@ static void test_GetNamedSecurityInfoA(void)
isNT4 = (control & (SE_SELF_RELATIVE|SE_DACL_PRESENT)) == SE_DACL_PRESENT;
ret = GetSecurityDescriptorOwner(pSecDesc, &owner, &owner_defaulted);
ok(ret, "GetSecurityDescriptorOwner failed with error %d\n", GetLastError());
bret = GetSecurityDescriptorOwner(pSD, &owner, &owner_defaulted);
ok(bret, "GetSecurityDescriptorOwner failed with error %d\n", GetLastError());
ok(owner != NULL, "owner should not be NULL\n");
ret = GetSecurityDescriptorGroup(pSecDesc, &group, &group_defaulted);
ok(ret, "GetSecurityDescriptorGroup failed with error %d\n", GetLastError());
bret = GetSecurityDescriptorGroup(pSD, &group, &group_defaulted);
ok(bret, "GetSecurityDescriptorGroup failed with error %d\n", GetLastError());
ok(group != NULL, "group should not be NULL\n");
LocalFree(pSecDesc);
LocalFree(pSD);
/* NULL descriptor tests */
@ -3069,12 +3090,12 @@ static void test_GetNamedSecurityInfoA(void)
ok(error==ERROR_INVALID_PARAMETER, "GetNamedSecurityInfo failed with error %d\n", error);
error = pGetNamedSecurityInfoA(windows_dir, SE_FILE_OBJECT,DACL_SECURITY_INFORMATION,
NULL, NULL, &dacl, NULL, NULL);
NULL, NULL, &pDacl, NULL, NULL);
ok(!error, "GetNamedSecurityInfo failed with error %d\n", error);
ok(dacl != NULL, "dacl should not be NULL\n");
ok(pDacl != NULL, "DACL should not be NULL\n");
error = pGetNamedSecurityInfoA(windows_dir, SE_FILE_OBJECT,OWNER_SECURITY_INFORMATION,
NULL, NULL, &dacl, NULL, NULL);
NULL, NULL, &pDacl, NULL, NULL);
ok(error==ERROR_INVALID_PARAMETER, "GetNamedSecurityInfo failed with error %d\n", error);
/* Test behavior of SetNamedSecurityInfo with an invalid path */
@ -3083,6 +3104,70 @@ static void test_GetNamedSecurityInfoA(void)
NULL, NULL, NULL);
ok(error == ERROR_FILE_NOT_FOUND, "Unexpected error returned: 0x%x\n", error);
ok(GetLastError() == 0xdeadbeef, "Expected last error to remain unchanged.\n");
/* Create security descriptor information and test that it comes back the same */
pSD = &sd;
pDacl = (PACL)&dacl;
InitializeSecurityDescriptor(pSD, SECURITY_DESCRIPTOR_REVISION);
pCreateWellKnownSid(WinBuiltinAdministratorsSid, NULL, admin_sid, &sid_size);
bret = InitializeAcl(pDacl, sizeof(dacl), ACL_REVISION);
ok(bret, "Failed to initialize ACL.\n");
bret = pAddAccessAllowedAceEx(pDacl, ACL_REVISION, 0, GENERIC_ALL, user_sid);
ok(bret, "Failed to add Current User to ACL.\n");
bret = pAddAccessAllowedAceEx(pDacl, ACL_REVISION, 0, GENERIC_ALL, admin_sid);
ok(bret, "Failed to add Administrator Group to ACL.\n");
bret = SetSecurityDescriptorDacl(pSD, TRUE, pDacl, FALSE);
ok(bret, "Failed to add ACL to security desciptor.\n");
GetTempFileNameA(".", "foo", 0, tmpfile);
hTemp = CreateFileA(tmpfile, GENERIC_WRITE, FILE_SHARE_READ, NULL, OPEN_EXISTING,
FILE_FLAG_DELETE_ON_CLOSE, NULL);
SetLastError(0xdeadbeef);
error = pSetNamedSecurityInfoA(tmpfile, SE_FILE_OBJECT, DACL_SECURITY_INFORMATION, NULL,
NULL, pDacl, NULL);
if (error != ERROR_SUCCESS && (GetLastError() == ERROR_CALL_NOT_IMPLEMENTED))
{
win_skip("SetNamedSecurityInfoA is not implemented\n");
CloseHandle(hTemp);
return;
}
ok(!error, "SetNamedSecurityInfoA failed with error %d\n", error);
SetLastError(0xdeadbeef);
error = pGetNamedSecurityInfoA(tmpfile, SE_FILE_OBJECT, DACL_SECURITY_INFORMATION,
NULL, NULL, &pDacl, NULL, &pSD);
if (error != ERROR_SUCCESS && (GetLastError() == ERROR_CALL_NOT_IMPLEMENTED))
{
win_skip("GetNamedSecurityInfoA is not implemented\n");
return;
}
ok(!error, "GetNamedSecurityInfo failed with error %d\n", error);
bret = pGetAclInformation(pDacl, &acl_size, sizeof(acl_size), AclSizeInformation);
ok(bret, "GetAclInformation failed\n");
if (acl_size.AceCount > 0)
{
bret = pGetAce(pDacl, 0, (VOID **)&ace);
ok(bret, "Failed to get Current User ACE.\n");
bret = EqualSid(&ace->SidStart, user_sid);
todo_wine ok(bret, "Current User ACE != Current User SID.\n");
ok(((ACE_HEADER *)ace)->AceFlags == 0,
"Current User ACE has unexpected flags (0x%x != 0x0)\n", ((ACE_HEADER *)ace)->AceFlags);
ok(ace->Mask == 0x1f01ff, "Current User ACE has unexpected mask (0x%x != 0x1f01ff)\n",
ace->Mask);
}
if (acl_size.AceCount > 1)
{
bret = pGetAce(pDacl, 1, (VOID **)&ace);
ok(bret, "Failed to get Administators Group ACE.\n");
bret = EqualSid(&ace->SidStart, admin_sid);
todo_wine ok(bret || broken(!bret) /* win2k */,
"Administators Group ACE != Administators Group SID.\n");
ok(((ACE_HEADER *)ace)->AceFlags == 0,
"Administators Group ACE has unexpected flags (0x%x != 0x0)\n", ((ACE_HEADER *)ace)->AceFlags);
ok(ace->Mask == 0x1f01ff || broken(ace->Mask == GENERIC_ALL) /* win2k */,
"Administators Group ACE has unexpected mask (0x%x != 0x1f01ff)\n", ace->Mask);
}
LocalFree(pSD);
CloseHandle(hTemp);
}
static void test_ConvertStringSecurityDescriptor(void)