#ifndef AUCAT_H #define AUCAT_H #include "amsg.h" struct aucat { int fd; /* socket */ struct amsg rmsg, wmsg; /* temporary messages */ size_t wtodo, rtodo; /* bytes to complete the packet */ #define RSTATE_MSG 0 /* message being received */ #define RSTATE_DATA 1 /* data being received */ unsigned rstate; /* one of above */ #define WSTATE_IDLE 2 /* nothing to do */ #define WSTATE_MSG 3 /* message being transferred */ #define WSTATE_DATA 4 /* data being transferred */ unsigned wstate; /* one of above */ unsigned maxwrite; /* bytes we're allowed to write */ }; int _aucat_rmsg(struct aucat *, int *); int _aucat_wmsg(struct aucat *, int *); size_t _aucat_rdata(struct aucat *, void *, size_t, int *); size_t _aucat_wdata(struct aucat *, const void *, size_t, unsigned, int *); int _aucat_open(struct aucat *, const char *, unsigned); void _aucat_close(struct aucat *, int); int _aucat_pollfd(struct aucat *, struct pollfd *, int); int _aucat_revents(struct aucat *, struct pollfd *); int _aucat_setfl(struct aucat *, int, int *); #endif /* !defined(AUCAT_H) */