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- /* netinet/in.h */
- struct in_addr
- {
- union
- {
- struct
- {
- unsigned char s_b1, s_b2, s_b3, s_b4;
- } S_un_b;
- struct
- {
- unsigned short s_w1, s_w2;
- } S_un_w;
- unsigned long S_addr;
- } S_un;
- #define s_addr S_un.S_addr
- #define s_host S_un.S_un_b.s_b2
- #define s_net S_un.S_un_b.s_b1
- #define s_imp S_un.S_un_w.s_w2
- #define s_impno S_un.S_un_b.s_b4
- #define s_lh S_un.S_un_b.s_b3
- };
-
- #define INADDR_ANY 0x00000000
- #define INADDR_BROADCAST 0xffffffff
- #define INADDR_LOOPBACK 0x7f000001
-
- struct sockaddr_in
- {
- short sin_family;
- unsigned short sin_port;
- struct in_addr sin_addr;
- char sin_zero[8];
- };
-
- #define ntohl(x) (( (((unsigned long) x) >> 24)& 0x000000ff ) |\
- ( (((unsigned long) x) >> 8) & 0x0000ff00 ) |\
- ( (((unsigned long) x) << 8) & 0x00ff0000 ) |\
- ( (((unsigned long) x) << 24)& 0xff000000 ))
- #define ntohs(x) (( (((unsigned short) x) >> 8) |\
- ( (((unsigned short) x) << 8)) & 0xffff ))
- #define htonl(x) (( (((unsigned long) x) >> 24)& 0x000000ff ) |\
- ( (((unsigned long) x) >> 8) & 0x0000ff00 ) |\
- ( (((unsigned long) x) << 8) & 0x00ff0000 ) |\
- ( (((unsigned long) x) << 24)& 0xff000000 ))
- #define htons(x) (( (((unsigned short) x) >> 8) |\
- ( (((unsigned short) x) << 8)) & 0xffff ))
-
- #define IPPORT_RESERVED 1024
-