lib/debug.c

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