diff options
Diffstat (limited to 'src/pulsecore/ipacl.c')
| -rw-r--r-- | src/pulsecore/ipacl.c | 36 |
1 files changed, 18 insertions, 18 deletions
diff --git a/src/pulsecore/ipacl.c b/src/pulsecore/ipacl.c index 36159fab..2848b169 100644 --- a/src/pulsecore/ipacl.c +++ b/src/pulsecore/ipacl.c @@ -2,17 +2,17 @@ /*** This file is part of PulseAudio. - + PulseAudio is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. - + PulseAudio 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 Lesser General Public License for more details. - + You should have received a copy of the GNU Lesser General Public License along with PulseAudio; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 @@ -59,7 +59,7 @@ struct acl_entry { PA_LLIST_FIELDS(struct acl_entry); - int family; + int family; struct in_addr address_ipv4; struct in6_addr address_ipv6; int bits; @@ -75,10 +75,10 @@ pa_ip_acl* pa_ip_acl_new(const char *s) { pa_ip_acl *acl; assert(s); - + acl = pa_xnew(pa_ip_acl, 1); PA_LLIST_HEAD_INIT(struct acl_entry, acl->entries); - + while ((a = pa_split(s, ";", &state))) { char *slash; struct acl_entry e, *n; @@ -97,7 +97,7 @@ pa_ip_acl* pa_ip_acl_new(const char *s) { if (inet_pton(AF_INET, a, &e.address_ipv4) > 0) { e.bits = bits == (uint32_t) -1 ? 32 : (int) bits; - + if (e.bits > 32) { pa_log("number of bits out of range: %i", e.bits); goto fail; @@ -107,7 +107,7 @@ pa_ip_acl* pa_ip_acl_new(const char *s) { if (e.bits < 32 && (uint32_t) (ntohl(e.address_ipv4.s_addr) << e.bits) != 0) pa_log_warn("WARNING: Host part of ACL entry '%s/%u' is not zero!", a, e.bits); - + } else if (inet_pton(AF_INET6, a, &e.address_ipv6) > 0) { e.bits = bits == (uint32_t) -1 ? 128 : (int) bits; @@ -123,7 +123,7 @@ pa_ip_acl* pa_ip_acl_new(const char *s) { for (i = 0, bits = e.bits; i < 16; i++) { - if (bits >= 8) + if (bits >= 8) bits -= 8; else { if ((uint8_t) ((e.address_ipv6.s6_addr[i]) << bits) != 0) { @@ -137,7 +137,7 @@ pa_ip_acl* pa_ip_acl_new(const char *s) { if (t) pa_log_warn("WARNING: Host part of ACL entry '%s/%u' is not zero!", a, e.bits); } - + } else { pa_log("failed to parse address: %s", a); goto fail; @@ -145,16 +145,16 @@ pa_ip_acl* pa_ip_acl_new(const char *s) { n = pa_xmemdup(&e, sizeof(struct acl_entry)); PA_LLIST_PREPEND(struct acl_entry, acl->entries, n); - + pa_xfree(a); } return acl; - + fail: pa_xfree(a); pa_ip_acl_free(acl); - + return NULL; } @@ -166,7 +166,7 @@ void pa_ip_acl_free(pa_ip_acl *acl) { PA_LLIST_REMOVE(struct acl_entry, acl->entries, e); pa_xfree(e); } - + pa_xfree(acl); } @@ -174,7 +174,7 @@ int pa_ip_acl_check(pa_ip_acl *acl, int fd) { struct sockaddr_storage sa; struct acl_entry *e; socklen_t salen; - + assert(acl); assert(fd >= 0); @@ -190,7 +190,7 @@ int pa_ip_acl_check(pa_ip_acl *acl, int fd) { if (sa.ss_family == AF_INET6 && salen != sizeof(struct sockaddr_in6)) return -1; - + for (e = acl->entries; e; e = e->next) { if (e->family != sa.ss_family) @@ -198,7 +198,7 @@ int pa_ip_acl_check(pa_ip_acl *acl, int fd) { if (e->family == AF_INET) { struct sockaddr_in *sai = (struct sockaddr_in*) &sa; - + if (e->bits == 0 || /* this needs special handling because >> takes the right-hand side modulo 32 */ (ntohl(sai->sin_addr.s_addr ^ e->address_ipv4.s_addr) >> (32 - e->bits)) == 0) return 1; @@ -211,7 +211,7 @@ int pa_ip_acl_check(pa_ip_acl *acl, int fd) { if (e->bits == 0) return 1; - + for (i = 0, bits = e->bits; i < 16; i++) { if (bits >= 8) { |