/*
- * Copyright (c) 2010, JANET(UK)
+ * Copyright (c) 2011, JANET(UK)
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* SUCH DAMAGE.
*/
+/*
+ * Message protection services: make a message integerity check.
+ */
+
#include "gssapiP_eap.h"
OM_uint32
gss_get_mic(OM_uint32 *minor,
gss_ctx_id_t ctx,
- gss_qop_t qop_req __attribute__((__unused__)),
+ gss_qop_t qop_req,
gss_buffer_t message_buffer,
gss_buffer_t message_token)
{
OM_uint32 major;
gss_iov_buffer_desc iov[2];
+ if (ctx == GSS_C_NO_CONTEXT) {
+ *minor = EINVAL;
+ return GSS_S_CALL_INACCESSIBLE_READ | GSS_S_NO_CONTEXT;
+ }
+
+ if (qop_req != GSS_C_QOP_DEFAULT) {
+ *minor = GSSEAP_UNKNOWN_QOP;
+ return GSS_S_UNAVAILABLE;
+ }
+
+ *minor = 0;
+
message_token->value = NULL;
message_token->length = 0;
- if (!CTX_IS_ESTABLISHED(ctx))
- return GSS_S_NO_CONTEXT;
+ GSSEAP_MUTEX_LOCK(&ctx->mutex);
+
+ if (!CTX_IS_ESTABLISHED(ctx)) {
+ major = GSS_S_NO_CONTEXT;
+ *minor = GSSEAP_CONTEXT_INCOMPLETE;
+ goto cleanup;
+ }
iov[0].type = GSS_IOV_BUFFER_TYPE_DATA;
iov[0].buffer = *message_buffer;
iov[1].buffer.length = 0;
major = gssEapWrapOrGetMIC(minor, ctx, FALSE, NULL, iov, 2, TOK_TYPE_MIC);
- if (major == GSS_S_COMPLETE) {
- *message_token = iov[1].buffer;
- }
+ if (GSS_ERROR(major))
+ goto cleanup;
+
+ *message_token = iov[1].buffer;
+
+cleanup:
+ GSSEAP_MUTEX_UNLOCK(&ctx->mutex);
return major;
}