#include "gssapiP_eap.h"
+OM_uint32
+gss_wrap(OM_uint32 *minor,
+ gss_ctx_id_t ctx,
+ int conf_req_flag,
+ gss_qop_t qop_req,
+ gss_buffer_t input_message_buffer,
+ int *conf_state,
+ gss_buffer_t output_message_buffer)
+{
+ OM_uint32 major, tmpMinor;
+ gss_iov_buffer_desc iov[4];
+ unsigned char *p;
+ int i;
+
+ if (!CTX_IS_ESTABLISHED(ctx))
+ return GSS_S_NO_CONTEXT;
+
+ iov[0].type = GSS_IOV_BUFFER_TYPE_HEADER;
+ iov[0].buffer.value = NULL;
+ iov[0].buffer.length = 0;
+
+ iov[1].type = GSS_IOV_BUFFER_TYPE_DATA;
+ iov[1].buffer = *input_message_buffer;
+
+ iov[2].type = GSS_IOV_BUFFER_TYPE_PADDING;
+ iov[2].buffer.value = NULL;
+ iov[2].buffer.length = 0;
+
+ iov[3].type = GSS_IOV_BUFFER_TYPE_TRAILER;
+ iov[3].buffer.value = NULL;
+ iov[3].buffer.length = 0;
+
+ major = gssEapWrapIovLength(minor, ctx, conf_req_flag, qop_req,
+ NULL, iov, 4);
+ if (GSS_ERROR(major)) {
+ return major;
+ }
+
+ for (i = 0, output_message_buffer->length = 0; i < 4; i++) {
+ output_message_buffer->length += iov[i].buffer.length;
+ }
+
+ output_message_buffer->value = GSSEAP_MALLOC(output_message_buffer->length);
+ if (output_message_buffer->value == NULL) {
+ *minor = ENOMEM;
+ return GSS_S_FAILURE;
+ }
+
+ for (i = 0, p = output_message_buffer->value; i < 4; i++) {
+ if (iov[i].type == GSS_IOV_BUFFER_TYPE_DATA) {
+ memcpy(p, input_message_buffer->value, input_message_buffer->length);
+ }
+ iov[i].buffer.value = p;
+ p += iov[i].buffer.length;
+ }
+
+ major = gssEapWrapOrGetMIC(minor, ctx, conf_req_flag, conf_state,
+ iov, 4, TOK_TYPE_WRAP);
+ if (GSS_ERROR(major)) {
+ gss_release_buffer(&tmpMinor, output_message_buffer);
+ }
+
+ return major;
+}