remove some XXX markers

[mech_eap.orig] / wrap.c

diff --git a/wrap.c b/wrap.c
index 3e0654b..408f983 100644 (file)
--- a/wrap.c
+++ b/wrap.c
@@ -30,5 +30,108 @@
  * SUCH DAMAGE.
  */
 
+/*
+ * Message protection services: wrap.
+ */
+
 #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;
+
+    if (ctx == GSS_C_NO_CONTEXT) {
+        *minor = EINVAL;
+        return GSS_S_CALL_INACCESSIBLE_READ | GSS_S_NO_CONTEXT;
+    }
+
+    *minor = 0;
+
+    GSSEAP_MUTEX_LOCK(&ctx->mutex);
+
+    if (!CTX_IS_ESTABLISHED(ctx)) {
+        major = GSS_S_NO_CONTEXT;
+        *minor = GSSEAP_CONTEXT_INCOMPLETE;
+        goto cleanup;
+    }
+
+    major = gssEapWrap(minor, ctx, conf_req_flag, qop_req,
+                       input_message_buffer,
+                       conf_state, output_message_buffer);
+    if (GSS_ERROR(major))
+        goto cleanup;
+
+cleanup:
+    GSSEAP_MUTEX_UNLOCK(&ctx->mutex);
+
+    return major;
+}
+
+OM_uint32
+gssEapWrap(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;
+
+    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;
+}