renamed openair-cn to openair3

git-svn-id: http://svn.eurecom.fr/openair4G/trunk@7886 818b1a75-f10b-46b9-bf7c-635c3b92a50f
2015-10-06 16:53:42 +00:00
parent c7518ecf42
commit 7b5431a62c
705 changed files with 206 additions and 208 deletions
@@ -0,0 +1,89 @@
+/*
+ * Copyright (c) 2015, EURECOM (www.eurecom.fr)
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice, this
+ *    list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ *    this list of conditions and the following disclaimer in the documentation
+ *    and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
+ * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+ * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * The views and conclusions contained in the software and documentation are those
+ * of the authors and should not be interpreted as representing official policies,
+ * either expressed or implied, of the FreeBSD Project.
+ */
+#include <stdio.h>
+#include <stdlib.h>
+#include <stdint.h>
+
+
+#include "TLVEncoder.h"
+#include "TLVDecoder.h"
+#include "NasSecurityAlgorithms.h"
+
+int decode_nas_security_algorithms(NasSecurityAlgorithms *nassecurityalgorithms, uint8_t iei, uint8_t *buffer, uint32_t len)
+{
+  int decoded = 0;
+
+  if (iei > 0) {
+    CHECK_IEI_DECODER(iei, *buffer);
+    decoded++;
+  }
+
+  nassecurityalgorithms->typeofcipheringalgorithm = (*(buffer + decoded) >> 4) & 0x7;
+  nassecurityalgorithms->typeofintegrityalgorithm = *(buffer + decoded) & 0x7;
+  decoded++;
+#if defined (NAS_DEBUG)
+  dump_nas_security_algorithms_xml(nassecurityalgorithms, iei);
+#endif
+  return decoded;
+}
+
+int encode_nas_security_algorithms(NasSecurityAlgorithms *nassecurityalgorithms, uint8_t iei, uint8_t *buffer, uint32_t len)
+{
+  uint32_t encoded = 0;
+  /* Checking IEI and pointer */
+  CHECK_PDU_POINTER_AND_LENGTH_ENCODER(buffer, NAS_SECURITY_ALGORITHMS_MINIMUM_LENGTH, len);
+#if defined (NAS_DEBUG)
+  dump_nas_security_algorithms_xml(nassecurityalgorithms, iei);
+#endif
+
+  if (iei > 0) {
+    *buffer = iei;
+    encoded++;
+  }
+
+  *(buffer + encoded) = 0x00 |
+                        ((nassecurityalgorithms->typeofcipheringalgorithm & 0x7) << 4) |
+                        (nassecurityalgorithms->typeofintegrityalgorithm & 0x7);
+  encoded++;
+  return encoded;
+}
+
+void dump_nas_security_algorithms_xml(NasSecurityAlgorithms *nassecurityalgorithms, uint8_t iei)
+{
+  printf("<Nas Security Algorithms>\n");
+
+  if (iei > 0)
+    /* Don't display IEI if = 0 */
+    printf("    <IEI>0x%X</IEI>\n", iei);
+
+  printf("    <Type of ciphering algorithm>%u</Type of ciphering algorithm>\n", nassecurityalgorithms->typeofcipheringalgorithm);
+  printf("    <Type of integrity algorithm>%u</Type of integrity algorithm>\n", nassecurityalgorithms->typeofintegrityalgorithm);
+  printf("</Nas Security Algorithms>\n");
+}
+