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Moved credential manager to libstrongswan

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This commit is contained in:
Martin Willi
2010-07-13 10:26:07 +02:00
parent 2ca7db1337
commit 2ccc02a4fd
48 changed files with 191 additions and 205 deletions
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src/libcharon/config/auth_cfg.c
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@@ -1,785 +0,0 @@
/*
* Copyright (C) 2007-2009 Martin Willi
* Copyright (C) 2008 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 "auth_cfg.h"
#include <daemon.h>
#include <utils/linked_list.h>
#include <utils/identification.h>
#include <credentials/certificates/certificate.h>
ENUM(auth_rule_names, AUTH_RULE_IDENTITY, AUTH_HELPER_SUBJECT_HASH_URL,
"RULE_IDENTITY",
"RULE_AUTH_CLASS",
"RULE_EAP_IDENTITY",
"RULE_EAP_TYPE",
"RULE_EAP_VENDOR",
"RULE_CA_CERT",
"RULE_IM_CERT",
"RULE_SUBJECT_CERT",
"RULE_CRL_VALIDATION",
"RULE_OCSP_VALIDATION",
"RULE_GROUP",
"HELPER_IM_CERT",
"HELPER_SUBJECT_CERT",
"HELPER_IM_HASH_URL",
"HELPER_SUBJECT_HASH_URL",
);
typedef struct private_auth_cfg_t private_auth_cfg_t;
/**
* private data of item_set
*/
struct private_auth_cfg_t {
/**
* public functions
*/
auth_cfg_t public;
/**
* list of entry_t
*/
linked_list_t *entries;
};
typedef struct entry_t entry_t;
struct entry_t {
/** rule type */
auth_rule_t type;
/** associated value */
void *value;
};
/**
* enumerator for auth_cfg_t.create_enumerator()
*/
typedef struct {
/** implements enumerator_t */
enumerator_t public;
/** inner enumerator from linked_list_t */
enumerator_t *inner;
/** current entry */
entry_t *current;
} entry_enumerator_t;
/**
* enumerate function for item_enumerator_t
*/
static bool enumerate(entry_enumerator_t *this, auth_rule_t *type, void **value)
{
entry_t *entry;
if (this->inner->enumerate(this->inner, &entry))
{
this->current = entry;
*type = entry->type;
*value = entry->value;
return TRUE;
}
return FALSE;
}
/**
* destroy function for item_enumerator_t
*/
static void entry_enumerator_destroy(entry_enumerator_t *this)
{
this->inner->destroy(this->inner);
free(this);
}
/**
* Implementation of auth_cfg_t.create_enumerator.
*/
static enumerator_t* create_enumerator(private_auth_cfg_t *this)
{
entry_enumerator_t *enumerator;
enumerator = malloc_thing(entry_enumerator_t);
enumerator->inner = this->entries->create_enumerator(this->entries);
enumerator->public.enumerate = (void*)enumerate;
enumerator->public.destroy = (void*)entry_enumerator_destroy;
enumerator->current = NULL;
return &enumerator->public;
}
/**
* Destroy the value associated with an entry
*/
static void destroy_entry_value(entry_t *entry)
{
switch (entry->type)
{
case AUTH_RULE_IDENTITY:
case AUTH_RULE_EAP_IDENTITY:
case AUTH_RULE_GROUP:
{
identification_t *id = (identification_t*)entry->value;
id->destroy(id);
break;
}
case AUTH_RULE_CA_CERT:
case AUTH_RULE_IM_CERT:
case AUTH_RULE_SUBJECT_CERT:
case AUTH_HELPER_IM_CERT:
case AUTH_HELPER_SUBJECT_CERT:
{
certificate_t *cert = (certificate_t*)entry->value;
cert->destroy(cert);
break;
}
case AUTH_HELPER_IM_HASH_URL:
case AUTH_HELPER_SUBJECT_HASH_URL:
{
free(entry->value);
break;
}
case AUTH_RULE_AUTH_CLASS:
case AUTH_RULE_EAP_TYPE:
case AUTH_RULE_EAP_VENDOR:
case AUTH_RULE_CRL_VALIDATION:
case AUTH_RULE_OCSP_VALIDATION:
break;
}
}
/**
* Implementation of auth_cfg_t.replace.
*/
static void replace(auth_cfg_t *this, entry_enumerator_t *enumerator,
auth_rule_t type, ...)
{
if (enumerator->current)
{
va_list args;
va_start(args, type);
destroy_entry_value(enumerator->current);
enumerator->current->type = type;
switch (type)
{
case AUTH_RULE_AUTH_CLASS:
case AUTH_RULE_EAP_TYPE:
case AUTH_RULE_EAP_VENDOR:
case AUTH_RULE_CRL_VALIDATION:
case AUTH_RULE_OCSP_VALIDATION:
/* integer type */
enumerator->current->value = (void*)(uintptr_t)va_arg(args, u_int);
break;
case AUTH_RULE_IDENTITY:
case AUTH_RULE_EAP_IDENTITY:
case AUTH_RULE_GROUP:
case AUTH_RULE_CA_CERT:
case AUTH_RULE_IM_CERT:
case AUTH_RULE_SUBJECT_CERT:
case AUTH_HELPER_IM_CERT:
case AUTH_HELPER_SUBJECT_CERT:
case AUTH_HELPER_IM_HASH_URL:
case AUTH_HELPER_SUBJECT_HASH_URL:
/* pointer type */
enumerator->current->value = va_arg(args, void*);
break;
}
va_end(args);
}
}
/**
* Implementation of auth_cfg_t.get.
*/
static void* get(private_auth_cfg_t *this, auth_rule_t type)
{
enumerator_t *enumerator;
void *current_value, *best_value = NULL;
auth_rule_t current_type;
bool found = FALSE;
enumerator = create_enumerator(this);
while (enumerator->enumerate(enumerator, &current_type, &current_value))
{
if (type == current_type)
{
if (type == AUTH_RULE_CRL_VALIDATION ||
type == AUTH_RULE_OCSP_VALIDATION)
{ /* for CRL/OCSP validation, always get() the highest value */
if (!found || current_value > best_value)
{
best_value = current_value;
}
found = TRUE;
continue;
}
best_value = current_value;
found = TRUE;
break;
}
}
enumerator->destroy(enumerator);
if (found)
{
return best_value;
}
switch (type)
{
/* use some sane defaults if we don't find an entry */
case AUTH_RULE_AUTH_CLASS:
return (void*)AUTH_CLASS_ANY;
case AUTH_RULE_EAP_TYPE:
return (void*)EAP_NAK;
case AUTH_RULE_EAP_VENDOR:
return (void*)0;
case AUTH_RULE_CRL_VALIDATION:
case AUTH_RULE_OCSP_VALIDATION:
return (void*)VALIDATION_FAILED;
case AUTH_RULE_IDENTITY:
case AUTH_RULE_EAP_IDENTITY:
case AUTH_RULE_GROUP:
case AUTH_RULE_CA_CERT:
case AUTH_RULE_IM_CERT:
case AUTH_RULE_SUBJECT_CERT:
case AUTH_HELPER_IM_CERT:
case AUTH_HELPER_SUBJECT_CERT:
case AUTH_HELPER_IM_HASH_URL:
case AUTH_HELPER_SUBJECT_HASH_URL:
default:
return NULL;
}
}
/**
* Implementation of auth_cfg_t.add.
*/
static void add(private_auth_cfg_t *this, auth_rule_t type, ...)
{
entry_t *entry = malloc_thing(entry_t);
va_list args;
va_start(args, type);
entry->type = type;
switch (type)
{
case AUTH_RULE_AUTH_CLASS:
case AUTH_RULE_EAP_TYPE:
case AUTH_RULE_EAP_VENDOR:
case AUTH_RULE_CRL_VALIDATION:
case AUTH_RULE_OCSP_VALIDATION:
/* integer type */
entry->value = (void*)(uintptr_t)va_arg(args, u_int);
break;
case AUTH_RULE_IDENTITY:
case AUTH_RULE_EAP_IDENTITY:
case AUTH_RULE_GROUP:
case AUTH_RULE_CA_CERT:
case AUTH_RULE_IM_CERT:
case AUTH_RULE_SUBJECT_CERT:
case AUTH_HELPER_IM_CERT:
case AUTH_HELPER_SUBJECT_CERT:
case AUTH_HELPER_IM_HASH_URL:
case AUTH_HELPER_SUBJECT_HASH_URL:
/* pointer type */
entry->value = va_arg(args, void*);
break;
}
va_end(args);
this->entries->insert_last(this->entries, entry);
}
/**
* Implementation of auth_cfg_t.complies.
*/
static bool complies(private_auth_cfg_t *this, auth_cfg_t *constraints,
bool log_error)
{
enumerator_t *e1, *e2;
bool success = TRUE, has_group = FALSE, group_match = FALSE;
auth_rule_t t1, t2;
void *value;
e1 = constraints->create_enumerator(constraints);
while (e1->enumerate(e1, &t1, &value))
{
switch (t1)
{
case AUTH_RULE_CA_CERT:
case AUTH_RULE_IM_CERT:
{
certificate_t *c1, *c2;
c1 = (certificate_t*)value;
success = FALSE;
e2 = create_enumerator(this);
while (e2->enumerate(e2, &t2, &c2))
{
if ((t2 == AUTH_RULE_CA_CERT || t2 == AUTH_RULE_IM_CERT) &&
c1->equals(c1, c2))
{
success = TRUE;
}
}
e2->destroy(e2);
if (!success && log_error)
{
DBG1(DBG_CFG, "constraint check failed: peer not "
"authenticated by CA '%Y'.", c1->get_subject(c1));
}
break;
}
case AUTH_RULE_SUBJECT_CERT:
{
certificate_t *c1, *c2;
c1 = (certificate_t*)value;
c2 = get(this, AUTH_RULE_SUBJECT_CERT);
if (!c2 || !c1->equals(c1, c2))
{
success = FALSE;
if (log_error)
{
DBG1(DBG_CFG, "constraint check failed: peer not "
"authenticated with peer cert '%Y'.",
c1->get_subject(c1));
}
}
break;
}
case AUTH_RULE_CRL_VALIDATION:
case AUTH_RULE_OCSP_VALIDATION:
{
cert_validation_t validated, required;
required = (uintptr_t)value;
validated = (uintptr_t)get(this, t1);
switch (required)
{
case VALIDATION_FAILED:
/* no constraint */
break;
case VALIDATION_SKIPPED:
if (validated == VALIDATION_SKIPPED)
{
break;
}
/* FALL */
case VALIDATION_GOOD:
if (validated == VALIDATION_GOOD)
{
break;
}
/* FALL */
default:
success = FALSE;
if (log_error)
{
DBG1(DBG_CFG, "constraint check failed: %N is %N, "
"but requires at least %N", auth_rule_names,
t1, cert_validation_names, validated,
cert_validation_names, required);
}
break;
}
break;
}
case AUTH_RULE_IDENTITY:
case AUTH_RULE_EAP_IDENTITY:
{
identification_t *id1, *id2;
id1 = (identification_t*)value;
id2 = get(this, t1);
if (!id2 || !id2->matches(id2, id1))
{
success = FALSE;
if (log_error)
{
DBG1(DBG_CFG, "constraint check failed: %sidentity '%Y'"
" required ", t1 == AUTH_RULE_IDENTITY ? "" :
"EAP ", id1);
}
}
break;
}
case AUTH_RULE_AUTH_CLASS:
{
if ((uintptr_t)value != AUTH_CLASS_ANY &&
(uintptr_t)value != (uintptr_t)get(this, t1))
{
success = FALSE;
if (log_error)
{
DBG1(DBG_CFG, "constraint requires %N authentication, "
"but %N was used", auth_class_names, (uintptr_t)value,
auth_class_names, (uintptr_t)get(this, t1));
}
}
break;
}
case AUTH_RULE_EAP_TYPE:
{
if ((uintptr_t)value != (uintptr_t)get(this, t1))
{
success = FALSE;
if (log_error)
{
DBG1(DBG_CFG, "constraint requires %N, "
"but %N was used", eap_type_names, (uintptr_t)value,
eap_type_names, (uintptr_t)get(this, t1));
}
}
break;
}
case AUTH_RULE_EAP_VENDOR:
{
if ((uintptr_t)value != (uintptr_t)get(this, t1))
{
success = FALSE;
if (log_error)
{
DBG1(DBG_CFG, "constraint requires EAP vendor %d, "
"but %d was used", (uintptr_t)value,
(uintptr_t)get(this, t1));
}
}
break;
}
case AUTH_RULE_GROUP:
{
identification_t *id1, *id2;
/* for groups, a match of a single group is sufficient */
has_group = TRUE;
id1 = (identification_t*)value;
e2 = create_enumerator(this);
while (e2->enumerate(e2, &t2, &id2))
{
if (t2 == AUTH_RULE_GROUP && id2->matches(id2, id1))
{
group_match = TRUE;
}
}
e2->destroy(e2);
break;
}
case AUTH_HELPER_IM_CERT:
case AUTH_HELPER_SUBJECT_CERT:
case AUTH_HELPER_IM_HASH_URL:
case AUTH_HELPER_SUBJECT_HASH_URL:
/* skip helpers */
continue;
}
if (!success)
{
break;
}
}
e1->destroy(e1);
if (has_group && !group_match)
{
if (log_error)
{
DBG1(DBG_CFG, "constraint check failed: group membership required");
}
return FALSE;
}
return success;
}
/**
* Implementation of auth_cfg_t.merge.
*/
static void merge(private_auth_cfg_t *this, private_auth_cfg_t *other, bool copy)
{
if (!other)
{ /* nothing to merge */
return;
}
if (copy)
{
enumerator_t *enumerator;
auth_rule_t type;
void *value;
enumerator = create_enumerator(other);
while (enumerator->enumerate(enumerator, &type, &value))
{
switch (type)
{
case AUTH_RULE_CA_CERT:
case AUTH_RULE_IM_CERT:
case AUTH_RULE_SUBJECT_CERT:
case AUTH_HELPER_IM_CERT:
case AUTH_HELPER_SUBJECT_CERT:
{
certificate_t *cert = (certificate_t*)value;
add(this, type, cert->get_ref(cert));
break;
}
case AUTH_RULE_CRL_VALIDATION:
case AUTH_RULE_OCSP_VALIDATION:
case AUTH_RULE_AUTH_CLASS:
case AUTH_RULE_EAP_TYPE:
case AUTH_RULE_EAP_VENDOR:
{
add(this, type, (uintptr_t)value);
break;
}
case AUTH_RULE_IDENTITY:
case AUTH_RULE_EAP_IDENTITY:
case AUTH_RULE_GROUP:
{
identification_t *id = (identification_t*)value;
add(this, type, id->clone(id));
break;
}
case AUTH_HELPER_IM_HASH_URL:
case AUTH_HELPER_SUBJECT_HASH_URL:
{
add(this, type, strdup((char*)value));
break;
}
}
}
enumerator->destroy(enumerator);
}
else
{
entry_t *entry;
while (other->entries->remove_first(other->entries,
(void**)&entry) == SUCCESS)
{
this->entries->insert_last(this->entries, entry);
}
}
}
/**
* Implementation of auth_cfg_t.equals.
*/
static bool equals(private_auth_cfg_t *this, private_auth_cfg_t *other)
{
enumerator_t *e1, *e2;
entry_t *i1, *i2;
bool equal = TRUE, found;
if (this->entries->get_count(this->entries) !=
other->entries->get_count(other->entries))
{
return FALSE;
}
e1 = this->entries->create_enumerator(this->entries);
while (e1->enumerate(e1, &i1))
{
found = FALSE;
e2 = other->entries->create_enumerator(other->entries);
while (e2->enumerate(e2, &i2))
{
if (i1->type == i2->type)
{
switch (i1->type)
{
case AUTH_RULE_AUTH_CLASS:
case AUTH_RULE_EAP_TYPE:
case AUTH_RULE_EAP_VENDOR:
case AUTH_RULE_CRL_VALIDATION:
case AUTH_RULE_OCSP_VALIDATION:
{
if (i1->value == i2->value)
{
found = TRUE;
break;
}
continue;
}
case AUTH_RULE_CA_CERT:
case AUTH_RULE_IM_CERT:
case AUTH_RULE_SUBJECT_CERT:
case AUTH_HELPER_IM_CERT:
case AUTH_HELPER_SUBJECT_CERT:
{
certificate_t *c1, *c2;
c1 = (certificate_t*)i1->value;
c2 = (certificate_t*)i2->value;
if (c1->equals(c1, c2))
{
found = TRUE;
break;
}
continue;
}
case AUTH_RULE_IDENTITY:
case AUTH_RULE_EAP_IDENTITY:
case AUTH_RULE_GROUP:
{
identification_t *id1, *id2;
id1 = (identification_t*)i1->value;
id2 = (identification_t*)i2->value;
if (id1->equals(id1, id2))
{
found = TRUE;
break;
}
continue;
}
case AUTH_HELPER_IM_HASH_URL:
case AUTH_HELPER_SUBJECT_HASH_URL:
{
if (streq(i1->value, i2->value))
{
found = TRUE;
break;
}
continue;
}
}
break;
}
}
e2->destroy(e2);
if (!found)
{
equal = FALSE;
break;
}
}
e1->destroy(e1);
return equal;
}
/**
* Implementation of auth_cfg_t.purge
*/
static void purge(private_auth_cfg_t *this, bool keep_ca)
{
entry_t *entry;
linked_list_t *cas;
cas = linked_list_create();
while (this->entries->remove_last(this->entries, (void**)&entry) == SUCCESS)
{
if (keep_ca && entry->type == AUTH_RULE_CA_CERT)
{
cas->insert_first(cas, entry);
}
else
{
destroy_entry_value(entry);
free(entry);
}
}
while (cas->remove_last(cas, (void**)&entry) == SUCCESS)
{
this->entries->insert_first(this->entries, entry);
}
cas->destroy(cas);
}
/**
* Implementation of auth_cfg_t.clone
*/
static auth_cfg_t* clone_(private_auth_cfg_t *this)
{
enumerator_t *enumerator;
auth_cfg_t *clone;
entry_t *entry;
clone = auth_cfg_create();
enumerator = this->entries->create_enumerator(this->entries);
while (enumerator->enumerate(enumerator, &entry))
{
switch (entry->type)
{
case AUTH_RULE_IDENTITY:
case AUTH_RULE_EAP_IDENTITY:
case AUTH_RULE_GROUP:
{
identification_t *id = (identification_t*)entry->value;
clone->add(clone, entry->type, id->clone(id));
break;
}
case AUTH_RULE_CA_CERT:
case AUTH_RULE_IM_CERT:
case AUTH_RULE_SUBJECT_CERT:
case AUTH_HELPER_IM_CERT:
case AUTH_HELPER_SUBJECT_CERT:
{
certificate_t *cert = (certificate_t*)entry->value;
clone->add(clone, entry->type, cert->get_ref(cert));
break;
}
case AUTH_HELPER_IM_HASH_URL:
case AUTH_HELPER_SUBJECT_HASH_URL:
{
clone->add(clone, entry->type, strdup(entry->value));
break;
}
case AUTH_RULE_AUTH_CLASS:
case AUTH_RULE_EAP_TYPE:
case AUTH_RULE_EAP_VENDOR:
case AUTH_RULE_CRL_VALIDATION:
case AUTH_RULE_OCSP_VALIDATION:
clone->add(clone, entry->type, (uintptr_t)entry->value);
break;
}
}
enumerator->destroy(enumerator);
return clone;
}
/**
* Implementation of auth_cfg_t.destroy
*/
static void destroy(private_auth_cfg_t *this)
{
purge(this, FALSE);
this->entries->destroy(this->entries);
free(this);
}
/*
* see header file
*/
auth_cfg_t *auth_cfg_create()
{
private_auth_cfg_t *this = malloc_thing(private_auth_cfg_t);
this->public.add = (void(*)(auth_cfg_t*, auth_rule_t type, ...))add;
this->public.get = (void*(*)(auth_cfg_t*, auth_rule_t type))get;
this->public.create_enumerator = (enumerator_t*(*)(auth_cfg_t*))create_enumerator;
this->public.replace = (void(*)(auth_cfg_t*,enumerator_t*,auth_rule_t,...))replace;
this->public.complies = (bool(*)(auth_cfg_t*, auth_cfg_t *,bool))complies;
this->public.merge = (void(*)(auth_cfg_t*, auth_cfg_t *other,bool))merge;
this->public.purge = (void(*)(auth_cfg_t*,bool))purge;
this->public.equals = (bool(*)(auth_cfg_t*, auth_cfg_t *other))equals;
this->public.clone = (auth_cfg_t*(*)(auth_cfg_t*))clone_;
this->public.destroy = (void(*)(auth_cfg_t*))destroy;
this->entries = linked_list_create();
return &this->public;
}
src/libcharon/config/auth_cfg.h
-203
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@@ -1,203 +0,0 @@
/*
* Copyright (C) 2007-2009 Martin Willi
* Copyright (C) 2008 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.
*/
/**
* @defgroup auth_cfg auth_cfg
* @{ @ingroup config
*/
#ifndef AUTH_CFG_H_
#define AUTH_CFG_H_
#include <utils/enumerator.h>
typedef struct auth_cfg_t auth_cfg_t;
typedef enum auth_rule_t auth_rule_t;
/**
* Authentication config to use during authentication process.
*
* Each authentication config contains a set of rules. These rule-sets are used
* in two ways:
* - For configs specifying local authentication behavior, the rules define
* which authentication method in which way.
* - For configs specifying remote peer authentication, the rules define
* constraints the peer has to fullfill.
*
* Additionally to the rules, there is a set of helper items. These are used
* to transport credentials during the authentication process.
*/
enum auth_rule_t {
/** identity to use for IKEv2 authentication exchange, identification_t* */
AUTH_RULE_IDENTITY,
/** authentication class, auth_class_t */
AUTH_RULE_AUTH_CLASS,
/** EAP identity to use within EAP-Identity exchange, identification_t* */
AUTH_RULE_EAP_IDENTITY,
/** EAP type to propose for peer authentication, eap_type_t */
AUTH_RULE_EAP_TYPE,
/** EAP vendor for vendor specific type, u_int32_t */
AUTH_RULE_EAP_VENDOR,
/** certificate authority, certificate_t* */
AUTH_RULE_CA_CERT,
/** intermediate certificate in trustchain, certificate_t* */
AUTH_RULE_IM_CERT,
/** subject certificate, certificate_t* */
AUTH_RULE_SUBJECT_CERT,
/** result of a CRL validation, cert_validation_t */
AUTH_RULE_CRL_VALIDATION,
/** result of a OCSP validation, cert_validation_t */
AUTH_RULE_OCSP_VALIDATION,
/** subject is member of a group, identification_t*
* The group membership constraint is fulfilled if the subject is member of
* one group defined in the constraints. */
AUTH_RULE_GROUP,
/** intermediate certificate, certificate_t* */
AUTH_HELPER_IM_CERT,
/** subject certificate, certificate_t* */
AUTH_HELPER_SUBJECT_CERT,
/** Hash and URL of a intermediate certificate, char* */
AUTH_HELPER_IM_HASH_URL,
/** Hash and URL of a end-entity certificate, char* */
AUTH_HELPER_SUBJECT_HASH_URL,
};
/**
* enum name for auth_rule_t.
*/
extern enum_name_t *auth_rule_names;
/**
* Authentication/Authorization round.
*
* RFC4739 defines multiple authentication rounds. This class defines such
* a round from a configuration perspective, either for the local or the remote
* peer. Local config are called "rulesets", as they define how we authenticate.
* Remote peer configs are called "constraits", they define what is needed to
* complete the authentication round successfully.
*
* @verbatim
[Repeat for each configuration]
+--------------------------------------------------+
| |
| |
| +----------+ IKE_AUTH +--------- + |
| | config | -----------> | | |
| | ruleset | | | |
| +----------+ [ <----------- ] | | |
| [ optional EAP ] | Peer | |
| +----------+ [ -----------> ] | | |
| | config | | | |
| | constr. | <----------- | | |
| +----------+ IKE_AUTH +--------- + |
| |
| |
+--------------------------------------------------+
@endverbatim
*
* Values for each items are either pointers (casted to void*) or short
* integers (use uintptr_t cast).
*/
struct auth_cfg_t {
/**
* Add an rule to the set.
*
* @param rule rule type
* @param ... associated value to rule
*/
void (*add)(auth_cfg_t *this, auth_rule_t rule, ...);
/**
* Get an rule value.
*
* @param rule rule type
* @return bool if item has been found
*/
void* (*get)(auth_cfg_t *this, auth_rule_t rule);
/**
* Create an enumerator over added rules.
*
* @return enumerator over (auth_rule_t, union{void*,uintpr_t})
*/
enumerator_t* (*create_enumerator)(auth_cfg_t *this);
/**
* Replace an rule at enumerator position.
*
* @param pos enumerator position position
* @param rule rule type
* @param ... associated value to rule
*/
void (*replace)(auth_cfg_t *this, enumerator_t *pos,
auth_rule_t rule, ...);
/**
* Check if a used config fulfills a set of configured constraints.
*
* @param constraints required authorization rules
* @param log_error wheter to log compliance errors
* @return TRUE if this complies with constraints
*/
bool (*complies)(auth_cfg_t *this, auth_cfg_t *constraints, bool log_error);
/**
* Merge items from other into this.
*
* @param other items to read for merge
* @param copy TRUE to copy items, FALSE to move them
*/
void (*merge)(auth_cfg_t *this, auth_cfg_t *other, bool copy);
/**
* Purge all rules in a config.
*
* @param keep_ca wheter to keep AUTH_RULE_CA_CERT entries
*/
void (*purge)(auth_cfg_t *this, bool keep_ca);
/**
* Check two configs for equality.
*
* @param other other config to compaire against this
* @return TRUE if auth infos identical
*/
bool (*equals)(auth_cfg_t *this, auth_cfg_t *other);
/**
* Clone a authentication config, including all rules.
*
* @return cloned configuration
*/
auth_cfg_t* (*clone)(auth_cfg_t *this);
/**
* Destroy a config with all associated rules/values.
*/
void (*destroy)(auth_cfg_t *this);
};
/**
* Create a authentication config.
*/
auth_cfg_t *auth_cfg_create();
#endif /** AUTH_CFG_H_ @}*/
src/libcharon/config/peer_cfg.h
+1 -1
View File
@@ -36,7 +36,7 @@ typedef struct peer_cfg_t peer_cfg_t;
#include <config/child_cfg.h>
#include <sa/authenticators/authenticator.h>
#include <sa/authenticators/eap/eap_method.h>
#include <config/auth_cfg.h>
#include <credentials/auth_cfg.h>
/**
* Certificate sending policy. This is also used for certificate