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Diffstat (limited to 'src/resolve/resolved-dns-search-domain.c')
| -rw-r--r-- | src/resolve/resolved-dns-search-domain.c | 225 |
1 files changed, 0 insertions, 225 deletions
diff --git a/src/resolve/resolved-dns-search-domain.c b/src/resolve/resolved-dns-search-domain.c deleted file mode 100644 index 1386e6a17b..0000000000 --- a/src/resolve/resolved-dns-search-domain.c +++ /dev/null @@ -1,225 +0,0 @@ -/*** - This file is part of systemd. - - Copyright 2015 Lennart Poettering - - systemd 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. - - systemd 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 systemd; If not, see <http://www.gnu.org/licenses/>. -***/ - -#include "alloc-util.h" -#include "dns-domain.h" -#include "resolved-dns-search-domain.h" - -int dns_search_domain_new( - Manager *m, - DnsSearchDomain **ret, - DnsSearchDomainType type, - Link *l, - const char *name) { - - _cleanup_free_ char *normalized = NULL; - DnsSearchDomain *d; - int r; - - assert(m); - assert((type == DNS_SEARCH_DOMAIN_LINK) == !!l); - assert(name); - - r = dns_name_normalize(name, &normalized); - if (r < 0) - return r; - - if (l) { - if (l->n_search_domains >= LINK_SEARCH_DOMAINS_MAX) - return -E2BIG; - } else { - if (m->n_search_domains >= MANAGER_SEARCH_DOMAINS_MAX) - return -E2BIG; - } - - d = new0(DnsSearchDomain, 1); - if (!d) - return -ENOMEM; - - d->n_ref = 1; - d->manager = m; - d->type = type; - d->name = normalized; - normalized = NULL; - - switch (type) { - - case DNS_SEARCH_DOMAIN_LINK: - d->link = l; - LIST_APPEND(domains, l->search_domains, d); - l->n_search_domains++; - break; - - case DNS_SERVER_SYSTEM: - LIST_APPEND(domains, m->search_domains, d); - m->n_search_domains++; - break; - - default: - assert_not_reached("Unknown search domain type"); - } - - d->linked = true; - - if (ret) - *ret = d; - - return 0; -} - -DnsSearchDomain* dns_search_domain_ref(DnsSearchDomain *d) { - if (!d) - return NULL; - - assert(d->n_ref > 0); - d->n_ref++; - - return d; -} - -DnsSearchDomain* dns_search_domain_unref(DnsSearchDomain *d) { - if (!d) - return NULL; - - assert(d->n_ref > 0); - d->n_ref--; - - if (d->n_ref > 0) - return NULL; - - free(d->name); - return mfree(d); -} - -void dns_search_domain_unlink(DnsSearchDomain *d) { - assert(d); - assert(d->manager); - - if (!d->linked) - return; - - switch (d->type) { - - case DNS_SEARCH_DOMAIN_LINK: - assert(d->link); - assert(d->link->n_search_domains > 0); - LIST_REMOVE(domains, d->link->search_domains, d); - d->link->n_search_domains--; - break; - - case DNS_SEARCH_DOMAIN_SYSTEM: - assert(d->manager->n_search_domains > 0); - LIST_REMOVE(domains, d->manager->search_domains, d); - d->manager->n_search_domains--; - break; - } - - d->linked = false; - - dns_search_domain_unref(d); -} - -void dns_search_domain_move_back_and_unmark(DnsSearchDomain *d) { - DnsSearchDomain *tail; - - assert(d); - - if (!d->marked) - return; - - d->marked = false; - - if (!d->linked || !d->domains_next) - return; - - switch (d->type) { - - case DNS_SEARCH_DOMAIN_LINK: - assert(d->link); - LIST_FIND_TAIL(domains, d, tail); - LIST_REMOVE(domains, d->link->search_domains, d); - LIST_INSERT_AFTER(domains, d->link->search_domains, tail, d); - break; - - case DNS_SEARCH_DOMAIN_SYSTEM: - LIST_FIND_TAIL(domains, d, tail); - LIST_REMOVE(domains, d->manager->search_domains, d); - LIST_INSERT_AFTER(domains, d->manager->search_domains, tail, d); - break; - - default: - assert_not_reached("Unknown search domain type"); - } -} - -void dns_search_domain_unlink_all(DnsSearchDomain *first) { - DnsSearchDomain *next; - - if (!first) - return; - - next = first->domains_next; - dns_search_domain_unlink(first); - - dns_search_domain_unlink_all(next); -} - -void dns_search_domain_unlink_marked(DnsSearchDomain *first) { - DnsSearchDomain *next; - - if (!first) - return; - - next = first->domains_next; - - if (first->marked) - dns_search_domain_unlink(first); - - dns_search_domain_unlink_marked(next); -} - -void dns_search_domain_mark_all(DnsSearchDomain *first) { - if (!first) - return; - - first->marked = true; - dns_search_domain_mark_all(first->domains_next); -} - -int dns_search_domain_find(DnsSearchDomain *first, const char *name, DnsSearchDomain **ret) { - DnsSearchDomain *d; - int r; - - assert(name); - assert(ret); - - LIST_FOREACH(domains, d, first) { - - r = dns_name_equal(name, d->name); - if (r < 0) - return r; - if (r > 0) { - *ret = d; - return 1; - } - } - - *ret = NULL; - return 0; -} |