Go to the documentation of this file.
   32 #ifndef __LIBNET_MACROS_H 
   33 #define __LIBNET_MACROS_H 
   40 #if defined(NO_SNPRINTF) 
   41 #define snprintf(buf, len, args...) sprintf(buf, ##args) 
   49 #define LIBNET_DONT_RESOLVE 0 
   55 #define LIBNET_RESOLVE      1 
   70 #ifndef IN6ADDR_ERROR_INIT 
   71 #define IN6ADDR_ERROR_INIT { { { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, \ 
   72                                  0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, \ 
   82 #define LIBNET_PRu16        3 
   84 #define LIBNET_PRu32        5 
   85 #define LIBNET_PRAND_MAX    0xffffffff 
   90 #define LIBNET_MAX_PACKET   0xffff 
   92 #define IP_MAXPACKET        0xffff 
   97 #ifndef ETHER_ADDR_LEN 
   98 #define ETHER_ADDR_LEN      0x6 
  102 #ifndef FDDI_ADDR_LEN 
  103 #define FDDI_ADDR_LEN       0x6 
  107 #ifndef TOKEN_RING_ADDR_LEN 
  108 #define TOKEN_RING_ADDR_LEN 0x6 
  112 #define LIBNET_ORG_CODE_SIZE  0x3 
  117 #define LIBNET_ERRBUF_SIZE      0x100 
  122 #define LIBNET_MAXOPTION_SIZE   0x28 
  125 #if (LIBNET_BSD_BYTE_SWAP) 
  126 #define FIX(n)      ntohs(n) 
  127 #define UNFIX(n)    htons(n) 
  134 #define LIBNET_DO_PAYLOAD(l, p)                                              \ 
  135 if (payload_s && !payload)                                                   \ 
  137     snprintf(l->err_buf, LIBNET_ERRBUF_SIZE,                                 \ 
  138             "%s(): payload inconsistency\n", __func__);                      \ 
  143     n = libnet_pblock_append(l, p, payload, payload_s);                      \ 
  144     if (n == (uint32_t) - 1)                                                 \ 
  152 #define LIBNET_CKSUM_CARRY(x) \ 
  153     (x = (x >> 16) + (x & 0xffff), (~(x + (x >> 16)) & 0xffff)) 
  156 #define LIBNET_OSPF_AUTHCPY(x, y) \ 
  157     memcpy((uint8_t *)x, (uint8_t *)y, sizeof(y)) 
  158 #define LIBNET_OSPF_CKSUMBUF(x, y) \ 
  159     memcpy((uint8_t *)x, (uint8_t *)y, sizeof(y))   
  162 #define LIBNET_NTP_DO_LI_VN_MODE(li, vn, md) \ 
  163     ((uint8_t)((((li) << 6) & 0xc0) | (((vn) << 3) & 0x38) | ((md) & 0x7))) 
  167 #define LIBNET_ISLOOPBACK(p) ((p)->ifr_flags & IFF_LOOPBACK) 
  169 #define LIBNET_ISLOOPBACK(p) (strcmp((p)->ifr_name, "lo") == 0) 
  173 #define LIBNET_ISADVMODE(x) (x & 0x08) 
  176 #define LIBNET_LABEL_SIZE   64 
  177 #define LIBNET_LABEL_DEFAULT "cardshark" 
  178 #define CQ_LOCK_UNLOCKED    (u_int)0x00000000 
  179 #define CQ_LOCK_READ        (u_int)0x00000001 
  180 #define CQ_LOCK_WRITE       (u_int)0x00000002 
  187 #define for_each_context_in_cq(l) \ 
  188     for (l = libnet_cq_head(); libnet_cq_last(); l = libnet_cq_next()) 
  191 #define cq_is_wlocked() (l_cqd.cq_lock & CQ_LOCK_WRITE) 
  194 #define cq_is_rlocked() (l_cqd.cq_lock & CQ_LOCK_READ) 
  197 #define cq_is_locked() (l_cqd.cq_lock & (CQ_LOCK_READ | CQ_LOCK_WRITE)) 
  200 #define check_cq_lock(x) (l_cqd.cq_lock & x)