+static inline unsigned char *
+store_buffer(gss_buffer_t buffer, void *vp, int wide_nums)
+{
+ unsigned char *p = (unsigned char *)vp;
+
+ if (wide_nums) {
+ store_uint64_be(buffer->length, p);
+ p += 8;
+ } else {
+ store_uint32_be(buffer->length, p);
+ p += 4;
+ }
+
+ if (buffer->value != NULL) {
+ memcpy(p, buffer->value, buffer->length);
+ p += buffer->length;
+ }
+
+ return p;
+}
+
+static inline unsigned char *
+load_buffer(const void *cvp, size_t length, gss_buffer_t buffer)
+{
+ buffer->length = 0;
+ buffer->value = GSSEAP_MALLOC(length);
+ if (buffer->value == NULL)
+ return NULL;
+ buffer->length = length;
+ memcpy(buffer->value, cvp, length);
+ return (unsigned char *)cvp + length;
+}
+
+static inline unsigned char *
+store_oid(gss_OID oid, void *vp)
+{
+ gss_buffer_desc buf;
+
+ if (oid != GSS_C_NO_OID) {
+ buf.length = oid->length;
+ buf.value = oid->elements;
+ } else {
+ buf.length = 0;
+ buf.value = NULL;
+ }
+
+ return store_buffer(&buf, vp, FALSE);
+}
+
+static inline void
+krbDataToGssBuffer(krb5_data *data, gss_buffer_t buffer)
+{
+ buffer->value = (void *)data->data;
+ buffer->length = data->length;
+}
+
+static inline void
+krbPrincComponentToGssBuffer(krb5_principal krbPrinc,
+ int index, gss_buffer_t buffer)
+{
+#ifdef HAVE_HEIMDAL_VERSION
+ buffer->value = (void *)KRB_PRINC_NAME(krbPrinc)[index];
+ buffer->length = strlen((char *)buffer->value);
+#else
+ buffer->value = (void *)krb5_princ_component(NULL, krbPrinc, index)->data;
+ buffer->length = krb5_princ_component(NULL, krbPrinc, index)->length;
+#endif /* HAVE_HEIMDAL_VERSION */
+}
+
+static inline void
+krbPrincRealmToGssBuffer(krb5_principal krbPrinc, gss_buffer_t buffer)
+{
+#ifdef HAVE_HEIMDAL_VERSION
+ buffer->value = (void *)KRB_PRINC_REALM(krbPrinc);
+ buffer->length = strlen((char *)buffer->value);
+#else
+ krbDataToGssBuffer(KRB_PRINC_REALM(krbPrinc), buffer);
+#endif
+}
+
+static inline void
+gssBufferToKrbData(gss_buffer_t buffer, krb5_data *data)
+{
+ data->data = (char *)buffer->value;
+ data->length = buffer->length;
+}
+
+#ifdef __cplusplus
+}
+#endif
+
+#include "util_json.h"
+#include "util_attr.h"
+#include "util_base64.h"
+#ifdef GSSEAP_ENABLE_REAUTH
+#include "util_reauth.h"
+#endif
+