X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~mdw/git/disorder/blobdiff_plain/6fba990cea5342a2101b4acceb5c9ee02cb87c92..81abb3f17f9ffa9eef1945939abef6c26b56e1ec:/lib/addr.h diff --git a/lib/addr.h b/lib/addr.h index fb1dd7f..c0e82b0 100644 --- a/lib/addr.h +++ b/lib/addr.h @@ -1,35 +1,71 @@ /* * This file is part of DisOrder. - * Copyright (C) 2004 Richard Kettlewell + * Copyright (C) 2004, 2007, 2008, 2013 Richard Kettlewell * - * This program is free software; you can redistribute it and/or modify + * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or + * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 - * USA + * along with this program. If not, see . */ +/** @file lib/addr.h + * @brief Socket address support */ #ifndef ADDR_H #define ADDR_H +#if HAVE_NETDB_H +# include +#endif + +struct stringlist; + +/** @brief A network address */ +struct netaddress { + /** @brief Address family + * + * Typically @c AF_UNIX, @c AF_INET, @c AF_INET6 or @c AF_UNSPEC. + * Set to -1 to mean 'no address'. + */ + int af; + + /** @brief Address or NULL for 'any' */ + char *address; + + /** @brief Port number */ + int port; +}; + struct addrinfo *get_address(const struct stringlist *a, const struct addrinfo *pref, - char **namep); + char **namep) + attribute((nonnull (1))); int addrinfocmp(const struct addrinfo *a, - const struct addrinfo *b); + const struct addrinfo *b) attribute((nonnull (1, 2))); +int sockaddrcmp(const struct sockaddr *a, + const struct sockaddr *b) attribute((nonnull (1, 2))); + +int multicast(const struct sockaddr *sa) attribute((nonnull (1))); +char *format_sockaddr(const struct sockaddr *sa) attribute((nonnull (1))); -int multicast(const struct sockaddr *sa); -char *format_sockaddr(const struct sockaddr *sa); +int netaddress_parse(struct netaddress *na, + int nvec, + char **vec) attribute((nonnull (1))); +void netaddress_format(const struct netaddress *na, + int *nvecp, + char ***vecp) attribute((nonnull (1))); +struct addrinfo *netaddress_resolve(const struct netaddress *na, + int passive, + int protocol) attribute((nonnull (1))); +void netaddress_freeaddrinfo(struct addrinfo *res) attribute((nonnull (1))); #endif /* ADDR_H */