[PATCH 3/9] secur32: Implement AcceptSecurityContext in the SSP/AP wrapper. (v3)
Dmitry Timoshkov
dmitry at baikal.ru
Wed Jan 31 21:53:09 CST 2018
v2:
switch order of context vs. credentials initialization
initialize context also in case of SEC_I_CONTINUE_NEEDED
v3:
actually switch order of context vs. credentials initialization
Signed-off-by: Dmitry Timoshkov <dmitry at baikal.ru>
---
dlls/secur32/lsa.c | 44 ++++++++++++++++++++++++++++++++++++++++++--
1 file changed, 42 insertions(+), 2 deletions(-)
diff --git a/dlls/secur32/lsa.c b/dlls/secur32/lsa.c
index e683c36f65..46a98d1e4b 100644
--- a/dlls/secur32/lsa.c
+++ b/dlls/secur32/lsa.c
@@ -466,6 +466,46 @@ static SECURITY_STATUS WINAPI lsa_InitializeSecurityContextA(
return status;
}
+static SECURITY_STATUS WINAPI lsa_AcceptSecurityContext(
+ CredHandle *credential, CtxtHandle *context, SecBufferDesc *input,
+ ULONG context_req, ULONG target_data_rep, CtxtHandle *new_context,
+ SecBufferDesc *output, ULONG *context_attr, TimeStamp *ts_expiry)
+{
+ SECURITY_STATUS status;
+ struct lsa_package *lsa_package = NULL;
+ LSA_SEC_HANDLE lsa_credential = 0, lsa_context = 0, new_lsa_context;
+ BOOLEAN mapped_context;
+
+ TRACE("%p %p %p %#x %#x %p %p %p %p\n", credential, context, input,
+ context_req, target_data_rep, new_context, output, context_attr, ts_expiry);
+
+ if (context)
+ {
+ lsa_package = (struct lsa_package *)credential->dwUpper;
+ lsa_context = (LSA_SEC_HANDLE)context->dwLower;
+ }
+ else if (credential)
+ {
+ lsa_package = (struct lsa_package *)context->dwUpper;
+ lsa_credential = (LSA_SEC_HANDLE)credential->dwLower;
+ }
+
+ if (!lsa_package || !new_context) return SEC_E_INVALID_HANDLE;
+
+ if (!lsa_package->lsa_api || !lsa_package->lsa_api->AcceptLsaModeContext)
+ return SEC_E_UNSUPPORTED_FUNCTION;
+
+ status = lsa_package->lsa_api->AcceptLsaModeContext(lsa_credential, lsa_context,
+ input, context_req, target_data_rep, &new_lsa_context, output, context_attr,
+ ts_expiry, &mapped_context, NULL /* FIXME */);
+ if (status == SEC_E_OK || status == SEC_I_CONTINUE_NEEDED)
+ {
+ new_context->dwLower = (ULONG_PTR)new_lsa_context;
+ new_context->dwUpper = (ULONG_PTR)lsa_package;
+ }
+ return status;
+}
+
static SECURITY_STATUS WINAPI lsa_DeleteSecurityContext(CtxtHandle *context)
{
struct lsa_package *lsa_package;
@@ -495,7 +535,7 @@ static const SecurityFunctionTableW lsa_sspi_tableW =
lsa_FreeCredentialsHandle,
NULL, /* Reserved2 */
lsa_InitializeSecurityContextW,
- NULL, /* AcceptSecurityContext */
+ lsa_AcceptSecurityContext,
NULL, /* CompleteAuthToken */
lsa_DeleteSecurityContext,
NULL, /* ApplyControlToken */
@@ -527,7 +567,7 @@ static const SecurityFunctionTableA lsa_sspi_tableA =
lsa_FreeCredentialsHandle,
NULL, /* Reserved2 */
lsa_InitializeSecurityContextA,
- NULL, /* AcceptSecurityContext */
+ lsa_AcceptSecurityContext,
NULL, /* CompleteAuthToken */
lsa_DeleteSecurityContext,
NULL, /* ApplyControlToken */
--
2.15.1
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