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Diffstat (limited to 'src/charon/plugins/android/android_handler.c')
| -rw-r--r-- | src/charon/plugins/android/android_handler.c | 225 |
1 files changed, 0 insertions, 225 deletions
diff --git a/src/charon/plugins/android/android_handler.c b/src/charon/plugins/android/android_handler.c deleted file mode 100644 index a475eeaab..000000000 --- a/src/charon/plugins/android/android_handler.c +++ /dev/null @@ -1,225 +0,0 @@ -/* - * Copyright (C) 2010 Martin Willi - * Copyright (C) 2010 Tobias Brunner - * Hochschule fuer Technik Rapperswil - * - * 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. See <http://www.fsf.org/copyleft/gpl.txt>. - * - * 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. - */ - -#include "android_handler.h" - -#include <utils/linked_list.h> - -#include <cutils/properties.h> - -typedef struct private_android_handler_t private_android_handler_t; - -/** - * Private data of an android_handler_t object. - */ -struct private_android_handler_t { - - /** - * Public android_handler_t interface. - */ - android_handler_t public; - - /** - * List of registered DNS servers - */ - linked_list_t *dns; -}; - -/** - * Struct to store a pair of old and installed DNS servers - */ -typedef struct { - /** installed dns server */ - host_t *dns; - /** old dns server */ - host_t *old; -} dns_pair_t; - -/** - * Destroy a pair of old and installed DNS servers - */ -void destroy_dns_pair(dns_pair_t *this) -{ - DESTROY_IF(this->dns); - DESTROY_IF(this->old); - free(this); -} - -/** - * Filter pairs of DNS servers - */ -bool filter_dns_pair(void *data, dns_pair_t **in, host_t **out) -{ - *out = (*in)->dns; - return TRUE; -} - -/** - * Read DNS server property with a given index - */ -host_t *get_dns_server(int index) -{ - host_t *dns = NULL; - char key[10], value[PROPERTY_VALUE_MAX]; - - if (snprintf(key, sizeof(key), "net.dns%d", index) >= sizeof(key)) - { - return NULL; - } - - if (property_get(key, value, NULL) > 0) - { - dns = host_create_from_string(value, 0); - } - return dns; -} - -/** - * Set DNS server property with a given index - */ -bool set_dns_server(int index, host_t *dns) -{ - char key[10], value[PROPERTY_VALUE_MAX]; - - if (snprintf(key, sizeof(key), "net.dns%d", index) >= sizeof(key)) - { - return FALSE; - } - - if (dns) - { - if (snprintf(value, sizeof(value), "%H", dns) >= sizeof(value)) - { - return FALSE; - } - } - else - { - value[0] = '\0'; - } - - if (property_set(key, value) != 0) - { - return FALSE; - } - return TRUE; -} - -METHOD(attribute_handler_t, handle, bool, - private_android_handler_t *this, identification_t *id, - configuration_attribute_type_t type, chunk_t data) -{ - switch (type) - { - case INTERNAL_IP4_DNS: - { - host_t *dns; - dns_pair_t *pair; - int index; - - dns = host_create_from_chunk(AF_INET, data, 0); - if (dns) - { - pair = malloc_thing(dns_pair_t); - pair->dns = dns; - index = this->dns->get_count(this->dns) + 1; - pair->old = get_dns_server(index); - set_dns_server(index, dns); - this->dns->insert_last(this->dns, pair); - return TRUE; - } - return FALSE; - } - default: - return FALSE; - } -} - -METHOD(attribute_handler_t, release, void, - private_android_handler_t *this, identification_t *server, - configuration_attribute_type_t type, chunk_t data) -{ - if (type == INTERNAL_IP4_DNS) - { - enumerator_t *enumerator; - dns_pair_t *pair; - int index; - - enumerator = this->dns->create_enumerator(this->dns); - for (index = 1; enumerator->enumerate(enumerator, &pair); index++) - { - if (chunk_equals(pair->dns->get_address(pair->dns), data)) - { - this->dns->remove_at(this->dns, enumerator); - set_dns_server(index, pair->old); - destroy_dns_pair(pair); - } - } - enumerator->destroy(enumerator); - } -} - -METHOD(enumerator_t, enumerate_dns, bool, - enumerator_t *this, configuration_attribute_type_t *type, chunk_t *data) -{ - *type = INTERNAL_IP4_DNS; - *data = chunk_empty; - /* stop enumeration */ - this->enumerate = (void*)return_false; - return TRUE; -} - -METHOD(attribute_handler_t, create_attribute_enumerator, enumerator_t *, - android_handler_t *this, identification_t *id, host_t *vip) -{ - enumerator_t *enumerator; - - INIT(enumerator, - .enumerate = (void*)_enumerate_dns, - .destroy = (void*)free, - ); - return enumerator; -} - -METHOD(android_handler_t, destroy, void, - private_android_handler_t *this) -{ - this->dns->destroy_function(this->dns, (void*)destroy_dns_pair); - free(this); -} - -/** - * See header - */ -android_handler_t *android_handler_create() -{ - private_android_handler_t *this; - - INIT(this, - .public = { - .handler = { - .handle = _handle, - .release = _release, - .create_attribute_enumerator = _create_attribute_enumerator, - }, - .destroy = _destroy, - }, - .dns = linked_list_create(), - ); - - return &this->public; -} - |