diff options
Diffstat (limited to 'lib/inet6.c')
| -rw-r--r-- | lib/inet6.c | 166 |
1 files changed, 78 insertions, 88 deletions
diff --git a/lib/inet6.c b/lib/inet6.c index 564de85..7c11528 100644 --- a/lib/inet6.c +++ b/lib/inet6.c @@ -1,22 +1,22 @@ /* - * lib/inet6.c This file contains an implementation of the "INET6" - * support functions for the net-tools. - * (most of it copied from lib/inet.c 1.26). + * lib/inet6.c This file contains an implementation of the "INET6" + * support functions for the net-tools. + * (most of it copied from lib/inet.c 1.26). * - * Version: lib/inet6.c 0.02 1998-07-01 + * Version: $Id: inet6.c,v 1.4 1998/11/15 20:10:37 freitag Exp $ * - * Author: Fred N. van Kempen, <waltje@uwalt.nl.mugnet.org> - * Copyright 1993 MicroWalt Corporation + * Author: Fred N. van Kempen, <waltje@uwalt.nl.mugnet.org> + * Copyright 1993 MicroWalt Corporation * * Modified: - *960808 {0.01} Frank Strauss : adapted for IPv6 support + *960808 {0.01} Frank Strauss : adapted for IPv6 support *980701 {0.02} Arnaldo C. Melo: GNU gettext instead of catgets * - * 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 (at - * your option) any later version. + * 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 (at + * your option) any later version. */ #include "config.h" @@ -40,126 +40,116 @@ #include "pathnames.h" #include "intl.h" -extern int h_errno; /* some netdb.h versions don't export this */ +extern int h_errno; /* some netdb.h versions don't export this */ -static int -INET6_resolve(char *name, struct sockaddr_in6 *sin6) +static int INET6_resolve(char *name, struct sockaddr_in6 *sin6) { - struct addrinfo req, *ai; - int s; + struct addrinfo req, *ai; + int s; - req.ai_family = AF_INET6; - if ((s = getaddrinfo(name, NULL, &req, &ai))) { - fprintf(stderr, "getaddrinfo: %s: %s\n", name, gai_strerror(s)); - return -1; - } + req.ai_family = AF_INET6; + if ((s = getaddrinfo(name, NULL, &req, &ai))) { + fprintf(stderr, "getaddrinfo: %s: %s\n", name, gai_strerror(s)); + return -1; + } + memcpy(sin6, ai->ai_addr, sizeof(struct sockaddr_in6)); - memcpy(sin6, ai->ai_addr, sizeof(struct sockaddr_in6)); + freeaddrinfo(ai); - freeaddrinfo(ai); - - return(0); + return (0); } -static int -INET6_rresolve(char *name, struct sockaddr_in6 *sin6, int numeric) +static int INET6_rresolve(char *name, struct sockaddr_in6 *sin6, int numeric) { - int s; + int s; - /* Grmpf. -FvK */ - if (sin6->sin6_family != AF_INET6) { + /* Grmpf. -FvK */ + if (sin6->sin6_family != AF_INET6) { #ifdef DEBUG fprintf(stderr, _("rresolve: unsupport address family %d !\n"), - sin6->sin6_family); + sin6->sin6_family); #endif errno = EAFNOSUPPORT; - return(-1); - } - - if (numeric & 0x7FFF) { - inet_ntop(AF_INET6, &sin6->sin6_addr, name, 80); - return(0); - } - - if ((s = getnameinfo((struct sockaddr *)sin6, sizeof(struct sockaddr_in6), - name, 255 /* !! */, NULL, 0, 0))) { - fprintf(stderr, "getnameinfo: %s\n", gai_strerror(s)); - return -1; - } - - return(0); + return (-1); + } + if (numeric & 0x7FFF) { + inet_ntop(AF_INET6, &sin6->sin6_addr, name, 80); + return (0); + } + if ((s = getnameinfo((struct sockaddr *) sin6, sizeof(struct sockaddr_in6), + name, 255 /* !! */ , NULL, 0, 0))) { + fprintf(stderr, "getnameinfo: %s\n", gai_strerror(s)); + return -1; + } + return (0); } -static void -INET6_reserror(char *text) +static void INET6_reserror(char *text) { - herror(text); + herror(text); } /* Display an Internet socket address. */ -static char * -INET6_print(unsigned char *ptr) +static char *INET6_print(unsigned char *ptr) { - static char name[80]; + static char name[80]; - inet_ntop(AF_INET6, (struct in6_addr *)ptr, name, 80); - return name; + inet_ntop(AF_INET6, (struct in6_addr *) ptr, name, 80); + return name; } /* Display an Internet socket address. */ /* dirty! struct sockaddr usually doesn't suffer for inet6 addresses, fst. */ -static char * -INET6_sprint(struct sockaddr *sap, int numeric) +static char *INET6_sprint(struct sockaddr *sap, int numeric) { - static char buff[128]; + static char buff[128]; - if (sap->sa_family == 0xFFFF || sap->sa_family == 0) - return strncpy (buff, _("[NONE SET]"), sizeof (buff)); - if (INET6_rresolve(buff, (struct sockaddr_in6 *) sap, numeric) != 0) - return(NULL); - return(buff); + if (sap->sa_family == 0xFFFF || sap->sa_family == 0) + return strncpy(buff, _("[NONE SET]"), sizeof(buff)); + if (INET6_rresolve(buff, (struct sockaddr_in6 *) sap, numeric) != 0) + return (NULL); + return (buff); } -static int -INET6_getsock(char *bufp, struct sockaddr *sap) +static int INET6_getsock(char *bufp, struct sockaddr *sap) { - struct sockaddr_in6 *sin6; - - sin6 = (struct sockaddr_in6 *) sap; - sin6->sin6_family = AF_INET6; - sin6->sin6_port = 0; + struct sockaddr_in6 *sin6; + + sin6 = (struct sockaddr_in6 *) sap; + sin6->sin6_family = AF_INET6; + sin6->sin6_port = 0; - if (inet_pton(AF_INET6, bufp, sin6->sin6_addr.s6_addr) <= 0) - return(-1); + if (inet_pton(AF_INET6, bufp, sin6->sin6_addr.s6_addr) <= 0) + return (-1); - return 16; /* ?;) */ + return 16; /* ?;) */ } -static int -INET6_input(int type, char *bufp, struct sockaddr *sap) +static int INET6_input(int type, char *bufp, struct sockaddr *sap) { - switch(type) { - case 1: - return(INET6_getsock(bufp, sap)); - default: - return(INET6_resolve(bufp, (struct sockaddr_in6 *) sap)); - } + switch (type) { + case 1: + return (INET6_getsock(bufp, sap)); + default: + return (INET6_resolve(bufp, (struct sockaddr_in6 *) sap)); + } } -struct aftype inet6_aftype = { - "inet6", NULL, /*"IPv6",*/ AF_INET6, sizeof(struct in6_addr), - INET6_print, INET6_sprint, INET6_input, INET6_reserror, - INET6_rprint, INET6_rinput, NULL, +struct aftype inet6_aftype = +{ + "inet6", NULL, /*"IPv6", */ AF_INET6, sizeof(struct in6_addr), + INET6_print, INET6_sprint, INET6_input, INET6_reserror, + INET6_rprint, INET6_rinput, NULL, - -1, - "/proc/net/if_inet6" + -1, + "/proc/net/if_inet6" }; -#endif /* HAVE_AFINET6 */ +#endif /* HAVE_AFINET6 */ |