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kerberos: Implement SpUnsealMessage. 

Signed-off-by: Dmitry Timoshkov <dmitry@baikal.ru>
Signed-off-by: Hans Leidekker <hans@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Hans Leidekker 2018-01-25 11:33:48 +08:00 committed by Alexandre Julliard
parent c4e12ca71e
commit 7919b53a30
1 changed files with 49 additions and 1 deletions
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50
dlls/kerberos/krb5_ap.c
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@ -196,6 +196,7 @@ MAKE_FUNCPTR(gss_release_buffer);
MAKE_FUNCPTR(gss_release_cred);
MAKE_FUNCPTR(gss_release_iov_buffer);
MAKE_FUNCPTR(gss_release_name);
MAKE_FUNCPTR(gss_unwrap_iov);
MAKE_FUNCPTR(gss_verify_mic);
MAKE_FUNCPTR(gss_wrap_iov);
#undef MAKE_FUNCPTR
@ -225,6 +226,7 @@ static BOOL load_gssapi_krb5(void)
LOAD_FUNCPTR(gss_release_cred)
LOAD_FUNCPTR(gss_release_iov_buffer)
LOAD_FUNCPTR(gss_release_name)
LOAD_FUNCPTR(gss_unwrap_iov)
LOAD_FUNCPTR(gss_verify_mic)
LOAD_FUNCPTR(gss_wrap_iov)
#undef LOAD_FUNCPTR
@ -875,6 +877,52 @@ static NTSTATUS NTAPI kerberos_SpSealMessage( LSA_SEC_HANDLE context, ULONG qual
#endif
}
static NTSTATUS NTAPI kerberos_SpUnsealMessage( LSA_SEC_HANDLE context, SecBufferDesc *message,
ULONG message_seq_no, ULONG *quality_of_protection )
{
#ifdef SONAME_LIBGSSAPI_KRB5
gss_ctx_id_t ctxt_handle;
gss_iov_buffer_desc iov[4];
OM_uint32 ret, minor_status;
int token_idx, data_idx, conf_state;
TRACE( "(%lx %p %u %p)\n", context, message, message_seq_no, quality_of_protection );
if (message_seq_no) FIXME( "ignoring message_seq_no %0x08x\n", message_seq_no );
if (context) return SEC_E_INVALID_HANDLE;
ctxt_handle = ctxthandle_sspi_to_gss( context );
if ((data_idx = get_buffer_index( message, SECBUFFER_DATA )) == -1) return SEC_E_INVALID_TOKEN;
if ((token_idx = get_buffer_index( message, SECBUFFER_TOKEN )) == -1) return SEC_E_INVALID_TOKEN;
iov[0].type = GSS_IOV_BUFFER_TYPE_SIGN_ONLY;
iov[0].buffer.length = 0;
iov[0].buffer.value = NULL;
iov[1].type = GSS_IOV_BUFFER_TYPE_DATA;
iov[1].buffer.length = message->pBuffers[data_idx].cbBuffer;
iov[1].buffer.value = message->pBuffers[data_idx].pvBuffer;
iov[2].type = GSS_IOV_BUFFER_TYPE_SIGN_ONLY;
iov[2].buffer.length = 0;
iov[2].buffer.value = NULL;
iov[3].type = GSS_IOV_BUFFER_TYPE_HEADER;
iov[3].buffer.length = message->pBuffers[token_idx].cbBuffer;
iov[3].buffer.value = message->pBuffers[token_idx].pvBuffer;
ret = pgss_unwrap_iov( &minor_status, ctxt_handle, &conf_state, NULL, iov, 4 );
TRACE( "gss_unwrap_iov returned %08x minor status %08x\n", ret, minor_status );
if (ret == GSS_S_COMPLETE && quality_of_protection) *quality_of_protection = (conf_state ? 0 : SECQOP_WRAP_NO_ENCRYPT);
return status_gss_to_sspi( ret );
#else
FIXME( "(%lx %p %u %p)\n", context, message, message_seq_no, quality_of_protection );
return SEC_E_UNSUPPORTED_FUNCTION;
#endif
}
static SECPKG_USER_FUNCTION_TABLE kerberos_user_table =
{
kerberos_SpInstanceInit,
@ -882,7 +930,7 @@ static SECPKG_USER_FUNCTION_TABLE kerberos_user_table =
kerberos_SpMakeSignature,
kerberos_SpVerifySignature,
kerberos_SpSealMessage,
NULL, /* SpUnsealMessage */
kerberos_SpUnsealMessage,
NULL, /* SpGetContextToken */
NULL, /* SpQueryContextAttributes */
NULL, /* SpCompleteAuthToken */