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Diffstat (limited to 'source3/librpc/rpc')
-rw-r--r--source3/librpc/rpc/dcerpc_helpers.c9
1 files changed, 7 insertions, 2 deletions
diff --git a/source3/librpc/rpc/dcerpc_helpers.c b/source3/librpc/rpc/dcerpc_helpers.c
index 206443434f..1e8edc3347 100644
--- a/source3/librpc/rpc/dcerpc_helpers.c
+++ b/source3/librpc/rpc/dcerpc_helpers.c
@@ -267,6 +267,7 @@ NTSTATUS dcerpc_guess_sizes(struct pipe_auth_data *auth,
{
size_t max_len;
size_t mod_len;
+ struct gensec_security *gensec_security;
struct schannel_state *schannel_auth;
struct spnego_context *spnego_ctx;
struct gse_context *gse_ctx;
@@ -315,7 +316,9 @@ NTSTATUS dcerpc_guess_sizes(struct pipe_auth_data *auth,
}
switch (auth_type) {
case SPNEGO_NTLMSSP:
- *auth_len = NTLMSSP_SIG_SIZE;
+ gensec_security = talloc_get_type_abort(auth_ctx,
+ struct gensec_security);
+ *auth_len = gensec_sig_size(gensec_security, max_len);
break;
case SPNEGO_KRB5:
@@ -334,7 +337,9 @@ NTSTATUS dcerpc_guess_sizes(struct pipe_auth_data *auth,
break;
case DCERPC_AUTH_TYPE_NTLMSSP:
- *auth_len = NTLMSSP_SIG_SIZE;
+ gensec_security = talloc_get_type_abort(auth->auth_ctx,
+ struct gensec_security);
+ *auth_len = gensec_sig_size(gensec_security, max_len);
break;
case DCERPC_AUTH_TYPE_SCHANNEL: