/src/freeradius-server/src/protocols/radius/list.c

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/*
 *   This library is free software; you can redistribute it and/or
 *   modify it under the terms of the GNU Lesser General Public
 *   License as published by the Free Software Foundation; either
 *   version 2.1 of the License, or (at your option) any later version.
 *
 *   This library is distributed in the hope that it will be useful,
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 *   Lesser General Public License for more details.
 *
 *   You should have received a copy of the GNU Lesser General Public
 *   License along with this library; if not, write to the Free Software
 *   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
 */

/**
 * $Id: bf55a435d74e0f704ebbb808ac21622739e7bc11 $
 *
 * @file protocols/radius/list.c
 * @brief Functions to deal with outgoing lists / sets of packets.
 *
 * @copyright 2000-2017 The FreeRADIUS server project
 */

RCSID("$Id: bf55a435d74e0f704ebbb808ac21622739e7bc11 $")

#include "radius.h"
#include "tcp.h"
#include "list.h"

#include <fcntl.h>
#include <freeradius-devel/util/udp.h>
#include <freeradius-devel/util/syserror.h>

/*
 *  See if two packets are identical.
 *
 *  Note that we do NOT compare the authentication vectors.
 *  That's because if the authentication vector is different,
 *  it means that the NAS has given up on the earlier request.
 */
int8_t fr_packet_cmp(void const *a_v, void const *b_v)
{
  fr_radius_packet_t const *a = a_v, *b = b_v;
  int8_t ret;

  /*
   *  256-way fanout for RADIUS IDs, then by FD.  And then
   *  since there are sometimes multiple clients for one FD,
   *  source port.  The comparison on dst_port is largely
   *  redundant with the comparison on FD, but it's not
   *  _completely_ redundant.
   */
  CMP_RETURN(a, b, id);
  CMP_RETURN(a, b, socket.fd);
  CMP_RETURN(a, b, socket.inet.src_port);
  CMP_RETURN(a, b, socket.inet.dst_port);

  /*
   *  Usually many client IPs, and few server IPs
   */
  ret = fr_ipaddr_cmp(&a->socket.inet.src_ipaddr, &b->socket.inet.src_ipaddr);
  if (ret != 0) return ret;

  return fr_ipaddr_cmp(&a->socket.inet.dst_ipaddr, &b->socket.inet.dst_ipaddr);
}

/*
 *  Create a fake "request" from a reply, for later lookup.
 */
void fr_request_from_reply(fr_radius_packet_t *request,
         fr_radius_packet_t const *reply)
{
  fr_socket_addr_swap(&request->socket, &reply->socket);
  request->id = reply->id;
}

/*
 *  We need to keep track of the socket & it's IP/port.
 */
typedef struct {
  fr_socket_t socket;

  int   src_any;
  int   dst_any;
  void    *ctx;

  uint32_t  num_outgoing;

  bool    dont_use;

  uint8_t   id[32];
} fr_packet_socket_t;


#define FNV_MAGIC_PRIME (0x01000193)
#define MAX_SOCKETS (256)
#define SOCKOFFSET_MASK (MAX_SOCKETS - 1)
#define SOCK2OFFSET(_sockfd) ((_sockfd * FNV_MAGIC_PRIME) & SOCKOFFSET_MASK)

/*
 *  Structure defining a list of packets (incoming or outgoing)
 *  that should be managed.
 */
struct fr_packet_list_s {
  fr_rb_tree_t  *tree;

  int   alloc_id;
  uint32_t  num_outgoing;
  int   last_recv;
  int   num_sockets;

  fr_packet_socket_t sockets[MAX_SOCKETS];
};


/*
 *  Ugh.  Doing this on every sent/received packet is not nice.
 */
static fr_packet_socket_t *fr_socket_find(fr_packet_list_t *pl, int sockfd)
{
  int i, start;

  i = start = SOCK2OFFSET(sockfd);

  do {     /* make this hack slightly more efficient */
    if (pl->sockets[i].socket.fd == sockfd) return &pl->sockets[i];

    i = (i + 1) & SOCKOFFSET_MASK;
  } while (i != start);

  return NULL;
}

bool fr_packet_list_socket_freeze(fr_packet_list_t *pl, int sockfd)
{
  fr_packet_socket_t *ps;

  if (!pl) {
    fr_strerror_const("Invalid argument");
    return false;
  }

  ps = fr_socket_find(pl, sockfd);
  if (!ps) {
    fr_strerror_const("No such socket");
    return false;
  }

  ps->dont_use = true;
  return true;
}

bool fr_packet_list_socket_thaw(fr_packet_list_t *pl, int sockfd)
{
  fr_packet_socket_t *ps;

  if (!pl) return false;

  ps = fr_socket_find(pl, sockfd);
  if (!ps) return false;

  ps->dont_use = false;
  return true;
}


bool fr_packet_list_socket_del(fr_packet_list_t *pl, int sockfd)
{
  fr_packet_socket_t *ps;

  if (!pl) return false;

  ps = fr_socket_find(pl, sockfd);
  if (!ps) return false;

  if (ps->num_outgoing != 0) return false;

  ps->socket.fd = -1;
  pl->num_sockets--;

  return true;
}


bool fr_packet_list_socket_add(fr_packet_list_t *pl, int sockfd, int proto,
            fr_ipaddr_t *dst_ipaddr, uint16_t dst_port,
            void *ctx)
{
  int i, start;
  struct sockaddr_storage src;
  socklen_t   sizeof_src;
  fr_packet_socket_t  *ps;

  if (!pl || !dst_ipaddr || (dst_ipaddr->af == AF_UNSPEC)) {
    fr_strerror_const("Invalid argument");
    return false;
  }

  if (pl->num_sockets >= MAX_SOCKETS) {
    fr_strerror_const("Too many open sockets");
    return false;
  }

  ps = NULL;
  i = start = SOCK2OFFSET(sockfd);

  do {
    if (pl->sockets[i].socket.fd == -1) {
      ps =  &pl->sockets[i];
      break;
    }

    i = (i + 1) & SOCKOFFSET_MASK;
  } while (i != start);

  if (!ps) {
    fr_strerror_const("All socket entries are full");
    return false;
  }

  memset(ps, 0, sizeof(*ps));
  ps->ctx = ctx;
  ps->socket.proto = proto;

  /*
   *  Get address family, etc. first, so we know if we
   *  need to do udpfromto.
   *
   *  FIXME: udpfromto also does this, but it's not
   *  a critical problem.
   */
  sizeof_src = sizeof(src);
  memset(&src, 0, sizeof_src);
  if (getsockname(sockfd, (struct sockaddr *) &src, &sizeof_src) < 0) {
    fr_strerror_printf("%s", fr_syserror(errno));
    return false;
  }

  if (fr_ipaddr_from_sockaddr(&ps->socket.inet.src_ipaddr, &ps->socket.inet.src_port, &src, sizeof_src) < 0) {
    fr_strerror_const("Failed to get IP");
    return false;
  }

  ps->socket.inet.dst_ipaddr = *dst_ipaddr;
  ps->socket.inet.dst_port = dst_port;

  ps->src_any = fr_ipaddr_is_inaddr_any(&ps->socket.inet.src_ipaddr);
  if (ps->src_any < 0) return false;

  ps->dst_any = fr_ipaddr_is_inaddr_any(&ps->socket.inet.dst_ipaddr);
  if (ps->dst_any < 0) return false;

  /*
   *  As the last step before returning.
   */
  ps->socket.fd = sockfd;
  pl->num_sockets++;

  return true;
}

void fr_packet_list_free(fr_packet_list_t *pl)
{
  if (!pl) return;

  talloc_free(pl->tree);
  talloc_free(pl);
}


/*
 *  Caller is responsible for managing the packet entries.
 */
fr_packet_list_t *fr_packet_list_create(int alloc_id)
{
  int i;
  fr_packet_list_t  *pl;

  pl = talloc_zero(NULL, fr_packet_list_t);
  if (!pl) return NULL;
  pl->tree = fr_rb_inline_alloc(pl, fr_radius_packet_t, node, fr_packet_cmp, NULL);  /* elements not talloc safe */
  if (!pl->tree) {
    fr_packet_list_free(pl);
    return NULL;
  }

  for (i = 0; i < MAX_SOCKETS; i++) {
    pl->sockets[i].socket.fd = -1;
  }

  pl->alloc_id = alloc_id;

  return pl;
}


/*
 *  If pl->alloc_id is set, then fr_packet_list_id_alloc() MUST
 *  be called before inserting the packet into the list!
 */
bool fr_packet_list_insert(fr_packet_list_t *pl,
          fr_radius_packet_t *request)
{
  if (!pl || !request) return 0;

  return fr_rb_insert(pl->tree, request);
}

fr_radius_packet_t *fr_packet_list_find(fr_packet_list_t *pl, fr_radius_packet_t *request)
{
  if (!pl || !request) return 0;

  return fr_rb_find(pl->tree, request);
}


/*
 *  This presumes that the reply has dst_ipaddr && dst_port set up
 *  correctly (i.e. real IP, or "*").
 */
fr_radius_packet_t *fr_packet_list_find_byreply(fr_packet_list_t *pl, fr_radius_packet_t *reply)
{
  fr_radius_packet_t my_request, *request;
  fr_packet_socket_t *ps;

  if (!pl || !reply) return NULL;

  ps = fr_socket_find(pl, reply->socket.fd);
  if (!ps) return NULL;

  /*
   *  TCP sockets are always bound to the correct src/dst IP/port
   */
  if (ps->socket.proto == IPPROTO_TCP) {
    fr_socket_addr_swap(&reply->socket, &ps->socket);
    my_request.socket = ps->socket;
  } else {
    my_request.socket = ps->socket;

    if (!ps->src_any) my_request.socket.inet.src_ipaddr = reply->socket.inet.dst_ipaddr;
    my_request.socket.inet.dst_ipaddr = reply->socket.inet.src_ipaddr;
    my_request.socket.inet.dst_port = reply->socket.inet.src_port;
  }

  /*
   *  Initialize request from reply, AND from the source
   *  IP & port of this socket.  The client may have bound
   *  the socket to 0, in which case it's some random port,
   *  that is NOT in the original request->socket.inet.src_port.
   */
  my_request.socket.fd = reply->socket.fd;
  my_request.id = reply->id;
  request = &my_request;

  return fr_rb_find(pl->tree, request);
}


bool fr_packet_list_yank(fr_packet_list_t *pl, fr_radius_packet_t *request)
{
  if (!pl || !request) return false;

  return fr_rb_delete(pl->tree, request);
}

uint32_t fr_packet_list_num_elements(fr_packet_list_t *pl)
{
  if (!pl) return 0;

  return fr_rb_num_elements(pl->tree);
}


/*
 *  1 == ID was allocated & assigned
 *  0 == couldn't allocate ID.
 *
 *  Note that this ALSO assigns a socket to use, and updates
 *  packet->request->socket.inet.src_ipaddr && packet->request->socket.inet.src_port
 *
 *  In multi-threaded systems, the calls to id_alloc && id_free
 *  should be protected by a mutex.  This does NOT have to be
 *  the same mutex as the one protecting the insert/find/yank
 *  calls!
 *
 *  We assume that the packet has dst_ipaddr && dst_port
 *  already initialized.  We will use those to find an
 *  outgoing socket.  The request MAY also have src_ipaddr set.
 *
 *  We also assume that the sender doesn't care which protocol
 *  should be used.
 */
bool fr_packet_list_id_alloc(fr_packet_list_t *pl, int proto,
          fr_radius_packet_t *request, void **pctx)
{
  int i, j, k, fd, id, start_i, start_j, start_k;
  int src_any = 0;
  fr_packet_socket_t *ps= NULL;

  if ((request->socket.inet.dst_ipaddr.af == AF_UNSPEC) ||
      (request->socket.inet.dst_port == 0)) {
    fr_strerror_const("No destination address/port specified");
    return false;
  }

  /*
   *  Special case: unspec == "don't care"
   */
  if (request->socket.inet.src_ipaddr.af == AF_UNSPEC) {
    memset(&request->socket.inet.src_ipaddr, 0, sizeof(request->socket.inet.src_ipaddr));
    request->socket.inet.src_ipaddr.af = request->socket.inet.dst_ipaddr.af;
  }

  src_any = fr_ipaddr_is_inaddr_any(&request->socket.inet.src_ipaddr);
  if (src_any < 0) {
    fr_strerror_const("Can't check src_ipaddr");
    return false;
  }

  /*
   *  MUST specify a destination address.
   */
  if (fr_ipaddr_is_inaddr_any(&request->socket.inet.dst_ipaddr) != 0) {
    fr_strerror_const("Must specify a dst_ipaddr");
    return false;
  }

  /*
   *  FIXME: Go to an LRU system.  This prevents ID re-use
   *  for as long as possible.  The main problem with that
   *  approach is that it requires us to populate the
   *  LRU/FIFO when we add a new socket, or a new destination,
   *  which can be expensive.
   *
   *  The LRU can be avoided if the caller takes care to free
   *  Id's only when all responses have been received, OR after
   *  a timeout.
   *
   *  Right now, the random approach is almost OK... it's
   *  brute-force over all of the available ID's, BUT using
   *  random numbers for everything spreads the load a bit.
   *
   *  The old method had a hash lookup on allocation AND
   *  on free.  The new method has brute-force on allocation,
   *  and near-zero cost on free.
   */

  id = fd = -1;
  if (request->id >= 0 && request->id < 256)
    id = request->id;
  start_i = fr_rand() & SOCKOFFSET_MASK;

#define ID_i ((i + start_i) & SOCKOFFSET_MASK)
  for (i = 0; i < MAX_SOCKETS; i++) {
    if (pl->sockets[ID_i].socket.fd == -1) continue; /* paranoia */

    ps = &(pl->sockets[ID_i]);

    /*
     *  This socket is marked as "don't use for new
     *  packets".  But we can still receive packets
     *  that are outstanding.
     */
    if (ps->dont_use) continue;

    /*
     *  All IDs are allocated: ignore it.
     */
    if (ps->num_outgoing == 256) continue;

    if (ps->socket.proto != proto) continue;

    /*
     *  Address families don't match, skip it.
     */
    if (ps->socket.inet.src_ipaddr.af != request->socket.inet.dst_ipaddr.af) continue;

    /*
     *  MUST match dst port, if we have one.
     */
    if ((ps->socket.inet.dst_port != 0) &&
        (ps->socket.inet.dst_port != request->socket.inet.dst_port)) continue;

    /*
     *  MUST match requested src port, if one has been given.
     */
    if ((request->socket.inet.src_port != 0) &&
        (ps->socket.inet.src_port != request->socket.inet.src_port)) continue;

    /*
     *  We don't care about the source IP, but this
     *  socket is link local, and the requested
     *  destination is not link local.  Ignore it.
     */
    if (src_any && (ps->socket.inet.src_ipaddr.af == AF_INET) &&
        (((ps->socket.inet.src_ipaddr.addr.v4.s_addr >> 24) & 0xff) == 127) &&
        (((request->socket.inet.dst_ipaddr.addr.v4.s_addr >> 24) & 0xff) != 127)) continue;

    /*
     *  We're sourcing from *, and they asked for a
     *  specific source address: ignore it.
     */
    if (ps->src_any && !src_any) continue;

    /*
     *  We're sourcing from a specific IP, and they
     *  asked for a source IP that isn't us: ignore
     *  it.
     */
    if (!ps->src_any && !src_any &&
        (fr_ipaddr_cmp(&request->socket.inet.src_ipaddr,
           &ps->socket.inet.src_ipaddr) != 0)) continue;

    /*
     *  UDP sockets are allowed to match
     *  destination IPs exactly, OR a socket
     *  with destination * is allowed to match
     *  any requested destination.
     *
     *  TCP sockets must match the destination
     *  exactly.  They *always* have dst_any=0,
     *  so the first check always matches.
     */
    if (!ps->dst_any &&
        (fr_ipaddr_cmp(&request->socket.inet.dst_ipaddr,
           &ps->socket.inet.dst_ipaddr) != 0)) continue;

    /*
     *  Otherwise, this socket is OK to use.
     */

    /*
     *  An explicit ID was requested
     */

    if (id != -1) {
      if  ((ps->id[(id >> 3) & 0x1f] & (1 << (id & 0x07))) != 0) continue;

      ps->id[(id >> 3) & 0x1f] |= (1 << (id & 0x07));
      fd = i;
      break;
    }

    /*
     *  Look for a free Id, starting from a random number.
     */
    start_j = fr_rand() & 0x1f;
#define ID_j ((j + start_j) & 0x1f)
    for (j = 0; j < 32; j++) {
      if (ps->id[ID_j] == 0xff) continue;


      start_k = fr_rand() & 0x07;
#define ID_k ((k + start_k) & 0x07)
      for (k = 0; k < 8; k++) {
        if ((ps->id[ID_j] & (1 << ID_k)) != 0) continue;

        ps->id[ID_j] |= (1 << ID_k);
        id = (ID_j * 8) + ID_k;
        fd = i;
        break;
      }
      if (fd >= 0) break;
    }
#undef ID_i
#undef ID_j
#undef ID_k
    break;
  }

  /*
   *  Ask the caller to allocate a new ID.
   */
  if (fd < 0) {
    fr_strerror_const("Failed finding socket, caller must allocate a new one");
    return false;
  }

  /*
   *  Set the ID, source IP, and source port.
   */
  request->id = id;

  request->socket.fd = ps->socket.fd;
  request->socket.inet.src_ipaddr = ps->socket.inet.src_ipaddr;
  request->socket.inet.src_port = ps->socket.inet.src_port;

  /*
   *  If we managed to insert it, we're done.
   */
  if (fr_packet_list_insert(pl, request)) {
    if (pctx) *pctx = ps->ctx;
    ps->num_outgoing++;
    pl->num_outgoing++;
    return true;
  }

  /*
   *  Mark the ID as free.  This is the one line from
   *  id_free() that we care about here.
   */
  ps->id[(request->id >> 3) & 0x1f] &= ~(1 << (request->id & 0x07));

  request->id = -1;
  request->socket.fd = -1;
  request->socket.inet.src_ipaddr.af = AF_UNSPEC;
  request->socket.inet.src_port = 0;

  return false;
}

/*
 *  Should be called AFTER yanking it from the list, so that
 *  any newly inserted entries don't collide with this one.
 */
bool fr_packet_list_id_free(fr_packet_list_t *pl,
          fr_radius_packet_t *request, bool yank)
{
  fr_packet_socket_t *ps;

  if (!pl || !request) return false;

  if (yank && !fr_packet_list_yank(pl, request)) return false;

  ps = fr_socket_find(pl, request->socket.fd);
  if (!ps) return false;

  ps->id[(request->id >> 3) & 0x1f] &= ~(1 << (request->id & 0x07));

  ps->num_outgoing--;
  pl->num_outgoing--;

  request->id = -1;
  request->socket.inet.src_ipaddr.af = AF_UNSPEC; /* id_alloc checks this */
  request->socket.inet.src_port = 0;

  return true;
}

int fr_packet_list_fd_set(fr_packet_list_t *pl, fd_set *set)
{
  int i, maxfd;

  if (!pl || !set) return 0;

  maxfd = -1;

  for (i = 0; i < MAX_SOCKETS; i++) {
    if (pl->sockets[i].socket.fd == -1) continue;
    FD_SET(pl->sockets[i].socket.fd, set);
    if (pl->sockets[i].socket.fd > maxfd) {
      maxfd = pl->sockets[i].socket.fd;
    }
  }

  if (maxfd < 0) return -1;

  return maxfd + 1;
}

/*
 *  Round-robins the receivers, without priority.
 *
 *  FIXME: Add socket.fd, if -1, do round-robin, else do socket.fd
 *    IF in fdset.
 */
fr_radius_packet_t *fr_packet_list_recv(fr_packet_list_t *pl, fd_set *set, uint32_t max_attributes, bool require_ma)
{
  int start;
  fr_radius_packet_t *packet;

  if (!pl || !set) return NULL;

  start = pl->last_recv;
  do {
    start++;
    start &= SOCKOFFSET_MASK;

    if (pl->sockets[start].socket.fd == -1) continue;

    if (!FD_ISSET(pl->sockets[start].socket.fd, set)) continue;

    if (pl->sockets[start].socket.proto == IPPROTO_TCP) {
      packet = fr_tcp_recv(pl->sockets[start].socket.fd, false);
    } else
      packet = fr_radius_packet_recv(NULL, pl->sockets[start].socket.fd, UDP_FLAGS_NONE,
                   max_attributes, require_ma);
    if (!packet) continue;

    /*
     *  Call fr_packet_list_find_byreply().  If it
     *  doesn't find anything, discard the reply.
     */

    pl->last_recv = start;
    packet->socket.proto = pl->sockets[start].socket.proto;
    return packet;
  } while (start != pl->last_recv);

  return NULL;
}

uint32_t fr_packet_list_num_incoming(fr_packet_list_t *pl)
{
  uint32_t num_elements;

  if (!pl) return 0;

  num_elements = fr_rb_num_elements(pl->tree);
  if (num_elements < pl->num_outgoing) return 0; /* panic! */

  return num_elements - pl->num_outgoing;
}

uint32_t fr_packet_list_num_outgoing(fr_packet_list_t *pl)
{
  if (!pl) return 0;

  return pl->num_outgoing;
}

/*
 *  Debug the packet if requested.
 */
void fr_packet_header_log(fr_log_t const *log, fr_radius_packet_t *packet, bool received)
{
  char src_ipaddr[FR_IPADDR_STRLEN];
  char dst_ipaddr[FR_IPADDR_STRLEN];
#ifdef WITH_IFINDEX_NAME_RESOLUTION
  char if_name[IFNAMSIZ];
#endif

  if (!log) return;
  if (!packet) return;

  /*
   *  Client-specific debugging re-prints the input
   *  packet into the client log.
   *
   *  This really belongs in a utility library
   */
  if (FR_RADIUS_PACKET_CODE_VALID(packet->code)) {
    fr_log(log, L_DBG, __FILE__, __LINE__,
           "%s %s Id %i from %s%s%s:%i to %s%s%s:%i "
#ifdef WITH_IFINDEX_NAME_RESOLUTION
           "%s%s%s"
#endif
           "length %zu\n",
            received ? "Received" : "Sent",
            fr_radius_packet_names[packet->code],
            packet->id,
            packet->socket.inet.src_ipaddr.af == AF_INET6 ? "[" : "",
      fr_inet_ntop(src_ipaddr, sizeof(src_ipaddr), &packet->socket.inet.src_ipaddr),
      packet->socket.inet.src_ipaddr.af == AF_INET6 ? "]" : "",
            packet->socket.inet.src_port,
            packet->socket.inet.dst_ipaddr.af == AF_INET6 ? "[" : "",
      fr_inet_ntop(dst_ipaddr, sizeof(dst_ipaddr), &packet->socket.inet.dst_ipaddr),
            packet->socket.inet.dst_ipaddr.af == AF_INET6 ? "]" : "",
            packet->socket.inet.dst_port,
#ifdef WITH_IFINDEX_NAME_RESOLUTION
      received ? "via " : "",
      received ? fr_ifname_from_ifindex(if_name, packet->socket.inet.ifindex) : "",
      received ? " " : "",
#endif
      packet->data_len);
  } else {
    fr_log(log, L_DBG, __FILE__, __LINE__,
           "%s code %u Id %i from %s%s%s:%i to %s%s%s:%i "
#ifdef WITH_IFINDEX_NAME_RESOLUTION
           "%s%s%s"
#endif
           "length %zu\n",
            received ? "Received" : "Sent",
            packet->code,
            packet->id,
            packet->socket.inet.src_ipaddr.af == AF_INET6 ? "[" : "",
      fr_inet_ntop(src_ipaddr, sizeof(src_ipaddr), &packet->socket.inet.src_ipaddr),
            packet->socket.inet.src_ipaddr.af == AF_INET6 ? "]" : "",
            packet->socket.inet.src_port,
            packet->socket.inet.dst_ipaddr.af == AF_INET6 ? "[" : "",
      fr_inet_ntop(dst_ipaddr, sizeof(dst_ipaddr), &packet->socket.inet.dst_ipaddr),
            packet->socket.inet.dst_ipaddr.af == AF_INET6 ? "]" : "",
            packet->socket.inet.dst_port,
#ifdef WITH_IFINDEX_NAME_RESOLUTION
      received ? "via " : "",
      received ? fr_ifname_from_ifindex(if_name, packet->socket.inet.ifindex) : "",
      received ? " " : "",
#endif
            packet->data_len);
  }
}

/*
 *  Debug the packet header and all attributes
 */
void fr_packet_log(fr_log_t const *log, fr_radius_packet_t *packet, fr_pair_list_t *list, bool received)
{
  fr_packet_header_log(log, packet, received);
  if (fr_debug_lvl >= L_DBG_LVL_1) fr_pair_list_log(log, 4, list);
#ifndef NDEBUG
  if (fr_debug_lvl >= L_DBG_LVL_4) fr_radius_packet_log_hex(log, packet);
#endif
}

Coverage Report

Created: 2023-12-08 06:56