60 lines
1.2 KiB
C
60 lines
1.2 KiB
C
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/*
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emu.h - bsd sockets lookalike interface
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*/
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#ifndef __EMU_H__
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#define __EMU_H__
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typedef int socklen_t;
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typedef int sa_family_t;
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typedef int in_port_t;
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typedef unsigned long sin_addr_t;
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typedef unsigned long in_addr_t;
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/* generic socket address */
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struct sockaddr {
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unsigned char sa_len; /* total address size */
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sa_family_t sa_family; /* address type (family) */
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char sa_data[14]; /* family-dependent addr (may be longer) */
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};
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struct in_addr {
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in_addr_t s_addr;
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};
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/* internet-domain (AF_INET) socket address */
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struct sockaddr_in {
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unsigned char sin_len;
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sa_family_t sin_family;
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in_port_t sin_port;
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struct in_addr sin_addr;
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char sin_zero[8];
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};
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/* type argument to socket() */
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#define SOCK_STREAM 2
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#define SOCK_DGRAM 3
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/* protocol argument to socket() */
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#define IPPROTO_ICMP 1
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#define IPPROTO_TCP 6
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#define IPPROTO_UDP 17
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/* 2nd args to shutdown() */
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#define SHUT_RD 0
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#define SHUT_WR 1
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#define SHUT_RDWR 2
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/* bsd-lookalike functions */
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int socket(int, int, int);
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int bind(int, struct sockaddr *, socklen_t);
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int listen(int, int);
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int shutdown(int, int);
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int connect(int, struct sockaddr *, socklen_t);
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int recv(int s, void *buf, size_t len, int flags);
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int send(int s, void *buf, size_t len, int flags);
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#endif /* __EMU_H__ */
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