lib/debug.c

   1 /* See the file COPYING for licensing information.  */
   2
   3 #include <stdio.h>
   4 #include <freeradius/libradius.h>
   5 #include "libradsec.h"
   6 #include "libradsec-impl.h"
   7 #include "debug.h"
   8
   9 /* From freeradius-server/src/lib/radius.c */
  10 static void print_hex(RADIUS_PACKET *packet)
  11 {
  12         int i;
  13
  14         if (!packet->data) return;
  15
  16         printf("  Code:\t\t%u\n", packet->data[0]);
  17         printf("  Id:\t\t%u\n", packet->data[1]);
  18         printf("  Length:\t%u\n", ((packet->data[2] << 8) |
  19                                    (packet->data[3])));
  20         printf("  Vector:\t");
  21         for (i = 4; i < 20; i++) {
  22                 printf("%02x", packet->data[i]);
  23         }
  24         printf("\n");
  25
  26         if (packet->data_len > 20) {
  27                 int total;
  28                 const uint8_t *ptr;
  29                 printf("  Data:");
  30
  31                 total = packet->data_len - 20;
  32                 ptr = packet->data + 20;
  33
  34                 while (total > 0) {
  35                         int attrlen;
  36
  37                         printf("\t\t");
  38                         if (total < 2) { /* too short */
  39                                 printf("%02x\n", *ptr);
  40                                 break;
  41                         }
  42
  43                         if (ptr[1] > total) { /* too long */
  44                                 for (i = 0; i < total; i++) {
  45                                         printf("%02x ", ptr[i]);
  46                                 }
  47                                 break;
  48                         }
  49
  50                         printf("%02x  %02x  ", ptr[0], ptr[1]);
  51                         attrlen = ptr[1] - 2;
  52                         ptr += 2;
  53                         total -= 2;
  54
  55                         for (i = 0; i < attrlen; i++) {
  56                                 if ((i > 0) && ((i & 0x0f) == 0x00))
  57                                         printf("\t\t\t");
  58                                 printf("%02x ", ptr[i]);
  59                                 if ((i & 0x0f) == 0x0f) printf("\n");
  60                         }
  61
  62                         if ((attrlen & 0x0f) != 0x00) printf("\n");
  63
  64                         ptr += attrlen;
  65                         total -= attrlen;
  66                 }
  67         }
  68         fflush(stdout);
  69 }
  70
  71 void
  72 rs_dump_packet (const struct rs_packet *pkt)
  73 {
  74   print_hex (pkt->rpkt);
  75 }
  76
  77 void
  78 rs_dump_attr (const struct rs_attr *attr)
  79 {
  80   vp_printlist (stderr, attr->vp);
  81 }