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advapi32/ntdll: MakeRelativeSD should preserve NULL pointers (with testcase).

This commit is contained in:
Mikolaj Zalewski 2007-09-27 10:34:53 -07:00 committed by Alexandre Julliard
parent cf84cbac5b
commit 3c51b2c645
2 changed files with 72 additions and 12 deletions
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46
dlls/advapi32/tests/security.c
View File

@ -35,6 +35,8 @@
#include "wine/test.h"
#define expect_eq(expr, value, type, format) { type ret = expr; ok((value) == ret, #expr " expected " format " got " format "\n", (value), (ret)); }
typedef VOID (WINAPI *fnBuildTrusteeWithSidA)( PTRUSTEEA pTrustee, PSID pSid );
typedef VOID (WINAPI *fnBuildTrusteeWithNameA)( PTRUSTEEA pTrustee, LPSTR pName );
typedef VOID (WINAPI *fnBuildTrusteeWithObjectsAndNameA)( PTRUSTEEA pTrustee,
@ -49,6 +51,7 @@ typedef VOID (WINAPI *fnBuildTrusteeWithObjectsAndSidA)( PTRUSTEEA pTrustee,
GUID* pInheritedObjectGuid,
PSID pSid );
typedef LPSTR (WINAPI *fnGetTrusteeNameA)( PTRUSTEEA pTrustee );
typedef BOOL (WINAPI *fnMakeSelfRelativeSD)( PSECURITY_DESCRIPTOR, PSECURITY_DESCRIPTOR, LPDWORD );
typedef BOOL (WINAPI *fnConvertSidToStringSidA)( PSID pSid, LPSTR *str );
typedef BOOL (WINAPI *fnConvertStringSidToSidA)( LPCSTR str, PSID pSid );
static BOOL (WINAPI *pConvertStringSecurityDescriptorToSecurityDescriptorA)(LPCSTR, DWORD,
@ -81,6 +84,7 @@ fnBuildTrusteeWithNameA pBuildTrusteeWithNameA;
fnBuildTrusteeWithObjectsAndNameA pBuildTrusteeWithObjectsAndNameA;
fnBuildTrusteeWithObjectsAndSidA pBuildTrusteeWithObjectsAndSidA;
fnGetTrusteeNameA pGetTrusteeNameA;
fnMakeSelfRelativeSD pMakeSelfRelativeSD;
fnConvertSidToStringSidA pConvertSidToStringSidA;
fnConvertStringSidToSidA pConvertStringSidToSidA;
fnGetFileSecurityA pGetFileSecurityA;
@ -110,6 +114,7 @@ static void init(void)
(void *)GetProcAddress(hmod, "ConvertStringSecurityDescriptorToSecurityDescriptorA" );
pConvertSecurityDescriptorToStringSecurityDescriptorA =
(void *)GetProcAddress(hmod, "ConvertSecurityDescriptorToStringSecurityDescriptorA" );
pMakeSelfRelativeSD = (void *)GetProcAddress(hmod, "MakeSelfRelativeSD");
pGetNamedSecurityInfoA = (void *)GetProcAddress(hmod, "GetNamedSecurityInfoA");
pSetEntriesInAclW = (void *)GetProcAddress(hmod, "SetEntriesInAclW");
@ -1443,6 +1448,46 @@ static void test_LookupAccountName(void)
HeapFree(GetProcessHeap(), 0, domain);
}
static void test_security_descriptor(void)
{
SECURITY_DESCRIPTOR sd;
char buf[8192];
DWORD size;
BOOL isDefault, isPresent;
PACL pacl;
PSID psid;
InitializeSecurityDescriptor(&sd, SECURITY_DESCRIPTOR_REVISION);
ok(GetSecurityDescriptorOwner(&sd, &psid, &isDefault), "GetSecurityDescriptorOwner failed\n");
expect_eq(psid, NULL, PSID, "%p");
todo_wine expect_eq(isDefault, FALSE, BOOL, "%d");
sd.Control |= SE_DACL_PRESENT | SE_SACL_PRESENT;
SetLastError(0xdeadbeef);
size = 5;
expect_eq(MakeSelfRelativeSD(&sd, buf, &size), FALSE, BOOL, "%d");
expect_eq(GetLastError(), ERROR_INSUFFICIENT_BUFFER, DWORD, "%u");
ok(size > 5, "Size not increased\n");
if (size <= 8192)
{
expect_eq(MakeSelfRelativeSD(&sd, buf, &size), TRUE, BOOL, "%d");
ok(GetSecurityDescriptorOwner(&sd, &psid, &isDefault), "GetSecurityDescriptorOwner failed\n");
expect_eq(psid, NULL, PSID, "%p");
todo_wine expect_eq(isDefault, FALSE, BOOL, "%d");
ok(GetSecurityDescriptorGroup(&sd, &psid, &isDefault), "GetSecurityDescriptorOwner failed\n");
expect_eq(psid, NULL, PSID, "%p");
todo_wine expect_eq(isDefault, FALSE, BOOL, "%d");
ok(GetSecurityDescriptorDacl(&sd, &isPresent, &pacl, &isDefault), "GetSecurityDescriptorOwner failed\n");
expect_eq(isPresent, TRUE, BOOL, "%d");
expect_eq(psid, NULL, PSID, "%p");
expect_eq(isDefault, FALSE, BOOL, "%d");
ok(GetSecurityDescriptorSacl(&sd, &isPresent, &pacl, &isDefault), "GetSecurityDescriptorOwner failed\n");
expect_eq(isPresent, TRUE, BOOL, "%d");
expect_eq(psid, NULL, PSID, "%p");
expect_eq(isDefault, FALSE, BOOL, "%d");
}
}
#define TEST_GRANTED_ACCESS(a,b) test_granted_access(a,b,__LINE__)
static void test_granted_access(HANDLE handle, ACCESS_MASK access, int line)
{
@ -2017,6 +2062,7 @@ START_TEST(security)
test_token_attr();
test_LookupAccountSid();
test_LookupAccountName();
test_security_descriptor();
test_process_security();
test_impersonation_level();
test_SetEntriesInAcl();

26
dlls/ntdll/sec.c
View File

@ -848,30 +848,44 @@ NTSTATUS WINAPI RtlMakeSelfRelativeSD(
pRel->Control = pAbs->Control | SE_SELF_RELATIVE;
offsetRel = sizeof(SECURITY_DESCRIPTOR);
if (pAbs->Owner)
{
pRel->Owner = (PSID) offsetRel;
length = RtlLengthSid(pAbs->Owner);
memcpy((LPBYTE)pRel + offsetRel, pAbs->Owner, length);
offsetRel += length;
}
else
{
pRel->Owner = NULL;
}
if (pAbs->Group)
{
pRel->Group = (PSID) offsetRel;
length = RtlLengthSid(pAbs->Group);
memcpy((LPBYTE)pRel + offsetRel, pAbs->Group, length);
if (pRel->Control & SE_SACL_PRESENT)
{
offsetRel += length;
}
else
{
pRel->Group = NULL;
}
if (pAbs->Sacl)
{
pRel->Sacl = (PACL) offsetRel;
length = pAbs->Sacl->AclSize;
memcpy((LPBYTE)pRel + offsetRel, pAbs->Sacl, length);
offsetRel += length;
}
else
{
pRel->Sacl = NULL;
}
if (pRel->Control & SE_DACL_PRESENT)
if (pAbs->Dacl)
{
offsetRel += length;
pRel->Dacl = (PACL) offsetRel;
length = pAbs->Dacl->AclSize;
memcpy((LPBYTE)pRel + offsetRel, pAbs->Dacl, length);