Logo Search packages:      
Sourcecode: libnl2 version File versions  Download package

nl-list-sockets.c

/*
 * nl-list-sockets.c    Pretty-print /proc/net/netlink
 *
 *    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 version 2.1
 *    of the License.
 *
 * Copyright (c) 2003-2009 Thomas Graf <tgraf@suug.ch>
 */

#include <netlink/cli/utils.h>

#define PROC_NETLINK "/proc/net/netlink"

int main(int argc, char *argv[])
{
      FILE *fd;
      char buf[2048], p[64];

      fd = fopen(PROC_NETLINK, "r");
      if (fd == NULL) {
            perror("fopen");
            return -1;
      }

      printf("Address            Family           PID    Groups   rmem   "
             "wmem   CB         refcnt\n");

      while (fgets(buf, sizeof(buf), fd)) {
            unsigned long sk, cb;
            int ret, proto, pid, rmem, wmem, refcnt;
            uint32_t groups;
            
            ret = sscanf(buf, "%lx %d %d %08x %d %d %lx %d\n",
                       &sk, &proto, &pid, &groups, &rmem, &wmem,
                       &cb, &refcnt);
            if (ret != 8)
                  continue;
            
            printf("0x%016lx %-16s %-6d %08x %-6d %-6d 0x%08lx %d\n",
                  sk, nl_nlfamily2str(proto, p, sizeof(p)), pid,
                  groups, rmem, wmem, cb, refcnt);
      }

      fclose(fd);

      return 0;
}

Generated by  Doxygen 1.6.0   Back to index