diff options
Diffstat (limited to 'src/lib/krb5/os/genaddrs.c')
-rw-r--r-- | src/lib/krb5/os/genaddrs.c | 107 |
1 files changed, 54 insertions, 53 deletions
diff --git a/src/lib/krb5/os/genaddrs.c b/src/lib/krb5/os/genaddrs.c index f3e86a5042..d9028e4fb7 100644 --- a/src/lib/krb5/os/genaddrs.c +++ b/src/lib/krb5/os/genaddrs.c @@ -1,3 +1,4 @@ +/* -*- mode: c; c-basic-offset: 4; indent-tabs-mode: nil -*- */ /* * lib/krb5/os/genaddrs.c * @@ -8,7 +9,7 @@ * require a specific license from the United States Government. * It is the responsibility of any person or organization contemplating * export to obtain such a license before exporting. - * + * * WITHIN THAT CONSTRAINT, permission to use, copy, modify, and * distribute this software and its documentation for any purpose and * without fee is hereby granted, provided that the above copyright @@ -22,7 +23,7 @@ * M.I.T. makes no representations about the suitability of * this software for any purpose. It is provided "as is" without express * or implied warranty. - * + * * * Take an IP addr & port and generate a full IP address. */ @@ -38,43 +39,43 @@ struct addrpair { krb5_address addr, port; }; -#define SET(TARG, THING, TYPE) \ - ((TARG).contents = (krb5_octet *) &(THING), \ - (TARG).length = sizeof (THING), \ - (TARG).addrtype = (TYPE)) +#define SET(TARG, THING, TYPE) \ + ((TARG).contents = (krb5_octet *) &(THING), \ + (TARG).length = sizeof (THING), \ + (TARG).addrtype = (TYPE)) static void *cvtaddr (struct sockaddr_storage *a, struct addrpair *ap) { switch (ss2sa(a)->sa_family) { case AF_INET: - SET (ap->port, ss2sin(a)->sin_port, ADDRTYPE_IPPORT); - SET (ap->addr, ss2sin(a)->sin_addr, ADDRTYPE_INET); - return a; + SET (ap->port, ss2sin(a)->sin_port, ADDRTYPE_IPPORT); + SET (ap->addr, ss2sin(a)->sin_addr, ADDRTYPE_INET); + return a; #ifdef KRB5_USE_INET6 case AF_INET6: - SET (ap->port, ss2sin6(a)->sin6_port, ADDRTYPE_IPPORT); - if (IN6_IS_ADDR_V4MAPPED (&ss2sin6(a)->sin6_addr)) { - ap->addr.addrtype = ADDRTYPE_INET; - ap->addr.contents = 12 + (krb5_octet *) &ss2sin6(a)->sin6_addr; - ap->addr.length = 4; - } else - SET (ap->addr, ss2sin6(a)->sin6_addr, ADDRTYPE_INET6); - return a; + SET (ap->port, ss2sin6(a)->sin6_port, ADDRTYPE_IPPORT); + if (IN6_IS_ADDR_V4MAPPED (&ss2sin6(a)->sin6_addr)) { + ap->addr.addrtype = ADDRTYPE_INET; + ap->addr.contents = 12 + (krb5_octet *) &ss2sin6(a)->sin6_addr; + ap->addr.length = 4; + } else + SET (ap->addr, ss2sin6(a)->sin6_addr, ADDRTYPE_INET6); + return a; #endif default: - return 0; + return 0; } } krb5_error_code KRB5_CALLCONV krb5_auth_con_genaddrs(krb5_context context, krb5_auth_context auth_context, int infd, int flags) { - krb5_error_code retval; - krb5_address * laddr; - krb5_address * lport; - krb5_address * raddr; - krb5_address * rport; - SOCKET fd = (SOCKET) infd; + krb5_error_code retval; + krb5_address * laddr; + krb5_address * lport; + krb5_address * raddr; + krb5_address * rport; + SOCKET fd = (SOCKET) infd; struct addrpair laddrs, raddrs; #ifdef HAVE_NETINET_IN_H @@ -83,46 +84,46 @@ krb5_auth_con_genaddrs(krb5_context context, krb5_auth_context auth_context, int ssize = sizeof(struct sockaddr_storage); if ((flags & KRB5_AUTH_CONTEXT_GENERATE_LOCAL_FULL_ADDR) || - (flags & KRB5_AUTH_CONTEXT_GENERATE_LOCAL_ADDR)) { - if ((retval = getsockname(fd, (GETSOCKNAME_ARG2_TYPE *) &lsaddr, - &ssize))) - return retval; + (flags & KRB5_AUTH_CONTEXT_GENERATE_LOCAL_ADDR)) { + if ((retval = getsockname(fd, (GETSOCKNAME_ARG2_TYPE *) &lsaddr, + &ssize))) + return retval; - if (cvtaddr (&lsaddr, &laddrs)) { - laddr = &laddrs.addr; - if (flags & KRB5_AUTH_CONTEXT_GENERATE_LOCAL_FULL_ADDR) - lport = &laddrs.port; - else - lport = 0; - } else - return KRB5_PROG_ATYPE_NOSUPP; + if (cvtaddr (&lsaddr, &laddrs)) { + laddr = &laddrs.addr; + if (flags & KRB5_AUTH_CONTEXT_GENERATE_LOCAL_FULL_ADDR) + lport = &laddrs.port; + else + lport = 0; + } else + return KRB5_PROG_ATYPE_NOSUPP; } else { - laddr = NULL; - lport = NULL; + laddr = NULL; + lport = NULL; } ssize = sizeof(struct sockaddr_storage); if ((flags & KRB5_AUTH_CONTEXT_GENERATE_REMOTE_FULL_ADDR) || - (flags & KRB5_AUTH_CONTEXT_GENERATE_REMOTE_ADDR)) { - if ((retval = getpeername(fd, (GETPEERNAME_ARG2_TYPE *) &rsaddr, - &ssize))) - return errno; + (flags & KRB5_AUTH_CONTEXT_GENERATE_REMOTE_ADDR)) { + if ((retval = getpeername(fd, (GETPEERNAME_ARG2_TYPE *) &rsaddr, + &ssize))) + return errno; - if (cvtaddr (&rsaddr, &raddrs)) { - raddr = &raddrs.addr; - if (flags & KRB5_AUTH_CONTEXT_GENERATE_REMOTE_FULL_ADDR) - rport = &raddrs.port; - else - rport = 0; - } else - return KRB5_PROG_ATYPE_NOSUPP; + if (cvtaddr (&rsaddr, &raddrs)) { + raddr = &raddrs.addr; + if (flags & KRB5_AUTH_CONTEXT_GENERATE_REMOTE_FULL_ADDR) + rport = &raddrs.port; + else + rport = 0; + } else + return KRB5_PROG_ATYPE_NOSUPP; } else { - raddr = NULL; - rport = NULL; + raddr = NULL; + rport = NULL; } if (!(retval = krb5_auth_con_setaddrs(context, auth_context, laddr, raddr))) - return (krb5_auth_con_setports(context, auth_context, lport, rport)); + return (krb5_auth_con_setports(context, auth_context, lport, rport)); return retval; #else return KRB5_PROG_ATYPE_NOSUPP; |