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-rw-r--r--src/charon/config/child_cfg.c552
1 files changed, 0 insertions, 552 deletions
diff --git a/src/charon/config/child_cfg.c b/src/charon/config/child_cfg.c
deleted file mode 100644
index 8410b3fe5..000000000
--- a/src/charon/config/child_cfg.c
+++ /dev/null
@@ -1,552 +0,0 @@
-/*
- * Copyright (C) 2008-2009 Tobias Brunner
- * Copyright (C) 2005-2007 Martin Willi
- * Copyright (C) 2005 Jan Hutter
- * 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 "child_cfg.h"
-
-#include <daemon.h>
-
-ENUM(action_names, ACTION_NONE, ACTION_RESTART,
- "clear",
- "hold",
- "restart",
-);
-
-ENUM_BEGIN(ipcomp_transform_names, IPCOMP_NONE, IPCOMP_NONE,
- "IPCOMP_NONE");
-ENUM_NEXT(ipcomp_transform_names, IPCOMP_OUI, IPCOMP_LZJH, IPCOMP_NONE,
- "IPCOMP_OUI",
- "IPCOMP_DEFLATE",
- "IPCOMP_LZS",
- "IPCOMP_LZJH");
-ENUM_END(ipcomp_transform_names, IPCOMP_LZJH);
-
-typedef struct private_child_cfg_t private_child_cfg_t;
-
-/**
- * Private data of an child_cfg_t object
- */
-struct private_child_cfg_t {
-
- /**
- * Public part
- */
- child_cfg_t public;
-
- /**
- * Number of references hold by others to this child_cfg
- */
- refcount_t refcount;
-
- /**
- * Name of the child_cfg, used to query it
- */
- char *name;
-
- /**
- * list for all proposals
- */
- linked_list_t *proposals;
-
- /**
- * list for traffic selectors for my site
- */
- linked_list_t *my_ts;
-
- /**
- * list for traffic selectors for others site
- */
- linked_list_t *other_ts;
-
- /**
- * updown script
- */
- char *updown;
-
- /**
- * allow host access
- */
- bool hostaccess;
-
- /**
- * Mode to propose for a initiated CHILD: tunnel/transport
- */
- ipsec_mode_t mode;
-
- /**
- * action to take on DPD
- */
- action_t dpd_action;
-
- /**
- * action to take on CHILD_SA close
- */
- action_t close_action;
-
- /**
- * CHILD_SA lifetime config
- */
- lifetime_cfg_t lifetime;
-
- /**
- * enable IPComp
- */
- bool use_ipcomp;
-
- /**
- * Inactivity timeout
- */
- u_int32_t inactivity;
-
- /**
- * set up IPsec transport SA in MIPv6 proxy mode
- */
- bool proxy_mode;
-
- /**
- * enable installation and removal of kernel IPsec policies
- */
- bool install_policy;
-};
-
-/**
- * Implementation of child_cfg_t.get_name.
- */
-static char *get_name(private_child_cfg_t *this)
-{
- return this->name;
-}
-
-/**
- * Implementation of child_cfg_t.add_proposal.
- */
-static void add_proposal(private_child_cfg_t *this, proposal_t *proposal)
-{
- this->proposals->insert_last(this->proposals, proposal);
-}
-
-/**
- * Implementation of child_cfg_t.get_proposals.
- */
-static linked_list_t* get_proposals(private_child_cfg_t *this, bool strip_dh)
-{
- enumerator_t *enumerator;
- proposal_t *current;
- linked_list_t *proposals = linked_list_create();
-
- enumerator = this->proposals->create_enumerator(this->proposals);
- while (enumerator->enumerate(enumerator, &current))
- {
- current = current->clone(current);
- if (strip_dh)
- {
- current->strip_dh(current);
- }
- proposals->insert_last(proposals, current);
- }
- enumerator->destroy(enumerator);
-
- return proposals;
-}
-
-/**
- * Implementation of child_cfg_t.select_proposal.
- */
-static proposal_t* select_proposal(private_child_cfg_t*this,
- linked_list_t *proposals, bool strip_dh,
- bool private)
-{
- enumerator_t *stored_enum, *supplied_enum;
- proposal_t *stored, *supplied, *selected = NULL;
-
- stored_enum = this->proposals->create_enumerator(this->proposals);
- supplied_enum = proposals->create_enumerator(proposals);
-
- /* compare all stored proposals with all supplied. Stored ones are preferred. */
- while (stored_enum->enumerate(stored_enum, &stored))
- {
- stored = stored->clone(stored);
- while (supplied_enum->enumerate(supplied_enum, &supplied))
- {
- if (strip_dh)
- {
- stored->strip_dh(stored);
- }
- selected = stored->select(stored, supplied, private);
- if (selected)
- {
- DBG2(DBG_CFG, "received proposals: %#P", proposals);
- DBG2(DBG_CFG, "configured proposals: %#P", this->proposals);
- DBG2(DBG_CFG, "selected proposal: %P", selected);
- break;
- }
- }
- stored->destroy(stored);
- if (selected)
- {
- break;
- }
- supplied_enum->destroy(supplied_enum);
- supplied_enum = proposals->create_enumerator(proposals);
- }
- stored_enum->destroy(stored_enum);
- supplied_enum->destroy(supplied_enum);
- if (selected == NULL)
- {
- DBG1(DBG_CFG, "received proposals: %#P", proposals);
- DBG1(DBG_CFG, "configured proposals: %#P", this->proposals);
- }
- return selected;
-}
-
-/**
- * Implementation of child_cfg_t.add_traffic_selector.
- */
-static void add_traffic_selector(private_child_cfg_t *this, bool local,
- traffic_selector_t *ts)
-{
- if (local)
- {
- this->my_ts->insert_last(this->my_ts, ts);
- }
- else
- {
- this->other_ts->insert_last(this->other_ts, ts);
- }
-}
-
-/**
- * Implementation of child_cfg_t.get_traffic_selectors.
- */
-static linked_list_t* get_traffic_selectors(private_child_cfg_t *this, bool local,
- linked_list_t *supplied,
- host_t *host)
-{
- enumerator_t *e1, *e2;
- traffic_selector_t *ts1, *ts2, *selected;
- linked_list_t *result = linked_list_create();
-
- if (local)
- {
- e1 = this->my_ts->create_enumerator(this->my_ts);
- }
- else
- {
- e1 = this->other_ts->create_enumerator(this->other_ts);
- }
-
- /* no list supplied, just fetch the stored traffic selectors */
- if (supplied == NULL)
- {
- DBG2(DBG_CFG, "proposing traffic selectors for %s:",
- local ? "us" : "other");
- while (e1->enumerate(e1, &ts1))
- {
- /* we make a copy of the TS, this allows us to update dynamic TS' */
- selected = ts1->clone(ts1);
- if (host)
- {
- selected->set_address(selected, host);
- }
- DBG2(DBG_CFG, " %R (derived from %R)", selected, ts1);
- result->insert_last(result, selected);
- }
- e1->destroy(e1);
- }
- else
- {
- DBG2(DBG_CFG, "selecting traffic selectors for %s:",
- local ? "us" : "other");
- e2 = supplied->create_enumerator(supplied);
- /* iterate over all stored selectors */
- while (e1->enumerate(e1, &ts1))
- {
- /* we make a copy of the TS, as we have to update dynamic TS' */
- ts1 = ts1->clone(ts1);
- if (host)
- {
- ts1->set_address(ts1, host);
- }
-
- /* iterate over all supplied traffic selectors */
- while (e2->enumerate(e2, &ts2))
- {
- selected = ts1->get_subset(ts1, ts2);
- if (selected)
- {
- DBG2(DBG_CFG, " config: %R, received: %R => match: %R",
- ts1, ts2, selected);
- result->insert_last(result, selected);
- }
- else
- {
- DBG2(DBG_CFG, " config: %R, received: %R => no match",
- ts1, ts2);
- }
- }
- e2->destroy(e2);
- e2 = supplied->create_enumerator(supplied);
- ts1->destroy(ts1);
- }
- e1->destroy(e1);
- e2->destroy(e2);
- }
-
- /* remove any redundant traffic selectors in the list */
- e1 = result->create_enumerator(result);
- e2 = result->create_enumerator(result);
- while (e1->enumerate(e1, &ts1))
- {
- while (e2->enumerate(e2, &ts2))
- {
- if (ts1 != ts2)
- {
- if (ts2->is_contained_in(ts2, ts1))
- {
- result->remove_at(result, e2);
- ts2->destroy(ts2);
- e1->destroy(e1);
- e1 = result->create_enumerator(result);
- break;
- }
- if (ts1->is_contained_in(ts1, ts2))
- {
- result->remove_at(result, e1);
- ts1->destroy(ts1);
- e2->destroy(e2);
- e2 = result->create_enumerator(result);
- break;
- }
- }
- }
- }
- e1->destroy(e1);
- e2->destroy(e2);
-
- return result;
-}
-
-/**
- * Implementation of child_cfg_t.get_updown.
- */
-static char* get_updown(private_child_cfg_t *this)
-{
- return this->updown;
-}
-
-/**
- * Implementation of child_cfg_t.get_hostaccess.
- */
-static bool get_hostaccess(private_child_cfg_t *this)
-{
- return this->hostaccess;
-}
-
-/**
- * Applies jitter to the rekey value. Returns the new rekey value.
- * Note: The distribution of random values is not perfect, but it
- * should get the job done.
- */
-static u_int64_t apply_jitter(u_int64_t rekey, u_int64_t jitter)
-{
- if (jitter == 0)
- {
- return rekey;
- }
- jitter = (jitter == UINT64_MAX) ? jitter : jitter + 1;
- return rekey - jitter * (random() / (RAND_MAX + 1.0));
-}
-#define APPLY_JITTER(l) l.rekey = apply_jitter(l.rekey, l.jitter)
-
-/**
- * Implementation of child_cfg_t.get_lifetime.
- */
-static lifetime_cfg_t *get_lifetime(private_child_cfg_t *this)
-{
- lifetime_cfg_t *lft = malloc_thing(lifetime_cfg_t);
- memcpy(lft, &this->lifetime, sizeof(lifetime_cfg_t));
- APPLY_JITTER(lft->time);
- APPLY_JITTER(lft->bytes);
- APPLY_JITTER(lft->packets);
- return lft;
-}
-
-/**
- * Implementation of child_cfg_t.get_mode.
- */
-static ipsec_mode_t get_mode(private_child_cfg_t *this)
-{
- return this->mode;
-}
-
-/**
- * Implementation of child_cfg_t.get_dpd_action.
- */
-static action_t get_dpd_action(private_child_cfg_t *this)
-{
- return this->dpd_action;
-}
-
-/**
- * Implementation of child_cfg_t.get_close_action.
- */
-static action_t get_close_action(private_child_cfg_t *this)
-{
- return this->close_action;
-}
-
-/**
- * Implementation of child_cfg_t.get_dh_group.
- */
-static diffie_hellman_group_t get_dh_group(private_child_cfg_t *this)
-{
- enumerator_t *enumerator;
- proposal_t *proposal;
- u_int16_t dh_group = MODP_NONE;
-
- enumerator = this->proposals->create_enumerator(this->proposals);
- while (enumerator->enumerate(enumerator, &proposal))
- {
- if (proposal->get_algorithm(proposal, DIFFIE_HELLMAN_GROUP, &dh_group, NULL))
- {
- break;
- }
- }
- enumerator->destroy(enumerator);
- return dh_group;
-}
-
-/**
- * Implementation of child_cfg_t.use_ipcomp.
- */
-static bool use_ipcomp(private_child_cfg_t *this)
-{
- return this->use_ipcomp;
-}
-
-/**
- * Implementation of child_cfg_t.get_inactivity.
- */
-static u_int32_t get_inactivity(private_child_cfg_t *this)
-{
- return this->inactivity;
-}
-
-/**
- * Implementation of child_cfg_t.set_mipv6_options.
- */
-static void set_mipv6_options(private_child_cfg_t *this, bool proxy_mode,
- bool install_policy)
-{
- this->proxy_mode = proxy_mode;
- this->install_policy = install_policy;
-}
-
-/**
- * Implementation of child_cfg_t.use_proxy_mode.
- */
-static bool use_proxy_mode(private_child_cfg_t *this)
-{
- return this->proxy_mode;
-}
-
-/**
- * Implementation of child_cfg_t.install_policy.
- */
-static bool install_policy(private_child_cfg_t *this)
-{
- return this->install_policy;
-}
-
-/**
- * Implementation of child_cfg_t.get_ref.
- */
-static child_cfg_t* get_ref(private_child_cfg_t *this)
-{
- ref_get(&this->refcount);
- return &this->public;
-}
-
-/**
- * Implements child_cfg_t.destroy.
- */
-static void destroy(private_child_cfg_t *this)
-{
- if (ref_put(&this->refcount))
- {
- this->proposals->destroy_offset(this->proposals, offsetof(proposal_t, destroy));
- this->my_ts->destroy_offset(this->my_ts, offsetof(traffic_selector_t, destroy));
- this->other_ts->destroy_offset(this->other_ts, offsetof(traffic_selector_t, destroy));
- if (this->updown)
- {
- free(this->updown);
- }
- free(this->name);
- free(this);
- }
-}
-
-/*
- * Described in header-file
- */
-child_cfg_t *child_cfg_create(char *name, lifetime_cfg_t *lifetime,
- char *updown, bool hostaccess,
- ipsec_mode_t mode, action_t dpd_action,
- action_t close_action, bool ipcomp,
- u_int32_t inactivity)
-{
- private_child_cfg_t *this = malloc_thing(private_child_cfg_t);
-
- this->public.get_name = (char* (*) (child_cfg_t*))get_name;
- this->public.add_traffic_selector = (void (*)(child_cfg_t*,bool,traffic_selector_t*))add_traffic_selector;
- this->public.get_traffic_selectors = (linked_list_t*(*)(child_cfg_t*,bool,linked_list_t*,host_t*))get_traffic_selectors;
- this->public.add_proposal = (void (*) (child_cfg_t*,proposal_t*))add_proposal;
- this->public.get_proposals = (linked_list_t* (*) (child_cfg_t*,bool))get_proposals;
- this->public.select_proposal = (proposal_t* (*) (child_cfg_t*,linked_list_t*,bool,bool))select_proposal;
- this->public.get_updown = (char* (*) (child_cfg_t*))get_updown;
- this->public.get_hostaccess = (bool (*) (child_cfg_t*))get_hostaccess;
- this->public.get_mode = (ipsec_mode_t (*) (child_cfg_t *))get_mode;
- this->public.get_dpd_action = (action_t (*) (child_cfg_t *))get_dpd_action;
- this->public.get_close_action = (action_t (*) (child_cfg_t *))get_close_action;
- this->public.get_lifetime = (lifetime_cfg_t* (*) (child_cfg_t *))get_lifetime;
- this->public.get_dh_group = (diffie_hellman_group_t(*)(child_cfg_t*)) get_dh_group;
- this->public.set_mipv6_options = (void (*) (child_cfg_t*,bool,bool))set_mipv6_options;
- this->public.use_ipcomp = (bool (*) (child_cfg_t *))use_ipcomp;
- this->public.get_inactivity = (u_int32_t (*) (child_cfg_t *))get_inactivity;
- this->public.use_proxy_mode = (bool (*) (child_cfg_t *))use_proxy_mode;
- this->public.install_policy = (bool (*) (child_cfg_t *))install_policy;
- this->public.get_ref = (child_cfg_t* (*) (child_cfg_t*))get_ref;
- this->public.destroy = (void (*) (child_cfg_t*))destroy;
-
- this->name = strdup(name);
- this->updown = updown ? strdup(updown) : NULL;
- this->hostaccess = hostaccess;
- this->mode = mode;
- this->dpd_action = dpd_action;
- this->close_action = close_action;
- this->use_ipcomp = ipcomp;
- this->inactivity = inactivity;
- this->proxy_mode = FALSE;
- this->install_policy = TRUE;
- this->refcount = 1;
- this->proposals = linked_list_create();
- this->my_ts = linked_list_create();
- this->other_ts = linked_list_create();
- memcpy(&this->lifetime, lifetime, sizeof(lifetime_cfg_t));
-
- return &this->public;
-}
-