60 lines
2.5 KiB
C
60 lines
2.5 KiB
C
/** @file ircd_osdep.h
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* @brief Public definitions and APIs for OS-dependent operations.
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* @version $Id: ircd_osdep.h 1626 2006-03-14 03:45:52Z entrope $
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*/
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#ifndef INCLUDED_ircd_osdep_h
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#define INCLUDED_ircd_osdep_h
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struct Client;
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struct irc_sockaddr;
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struct MsgQ;
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/** Result of an input/output operation. */
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typedef enum IOResult {
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IO_FAILURE = -1, /**< Serious I/O error (not due to blocking). */
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IO_BLOCKED = 0, /**< I/O could not start because it would block. */
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IO_SUCCESS = 1 /**< I/O succeeded. */
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} IOResult;
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/*
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* NOTE: osdep.c files should never need to know the actual size of a
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* Client struct. When passed as a parameter, the pointer just needs
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* to be forwarded to the enumeration function.
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*/
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/** Callback function to show rusage information.
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* @param cptr Client to receive the message.
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* @param msg Text message to send to user.
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*/
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typedef void (*EnumFn)(struct Client* cptr, const char* msg);
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extern int os_disable_options(int fd);
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extern int os_get_rusage(struct Client* cptr, int uptime, EnumFn enumerator);
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extern int os_get_sockerr(int fd);
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extern int os_get_sockname(int fd, struct irc_sockaddr* sin_out);
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extern int os_get_peername(int fd, struct irc_sockaddr* sin_out);
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extern int os_socket(const struct irc_sockaddr* local, int type, const char* port_name, int family);
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extern int os_accept(int fd, struct irc_sockaddr* peer);
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extern IOResult os_sendto_nonb(int fd, const char* buf, unsigned int length,
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unsigned int* length_out, unsigned int flags,
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const struct irc_sockaddr* peer);
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extern IOResult os_recv_nonb(int fd, char* buf, unsigned int length,
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unsigned int* length_out);
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extern IOResult os_send_nonb(int fd, const char* buf, unsigned int length,
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unsigned int* length_out);
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extern IOResult os_sendv_nonb(int fd, struct MsgQ* buf,
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unsigned int* len_in, unsigned int* len_out);
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extern IOResult os_recvfrom_nonb(int fd, char* buf, unsigned int len,
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unsigned int* length_out,
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struct irc_sockaddr* from_out);
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extern IOResult os_connect_nonb(int fd, const struct irc_sockaddr* sin);
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extern int os_set_fdlimit(unsigned int max_descriptors);
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extern int os_set_listen(int fd, int backlog);
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extern int os_set_nonblocking(int fd);
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extern int os_set_reuseaddr(int fd);
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extern int os_set_sockbufs(int fd, unsigned int ssize, unsigned int rsize);
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extern int os_set_tos(int fd,int tos,int family);
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extern int os_socketpair(int sv[2]);
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#endif /* INCLUDED_ircd_osdep_h */
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