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Diffstat (limited to 'src/libstrongswan/plugins/plugin_feature.c')
-rw-r--r--src/libstrongswan/plugins/plugin_feature.c175
1 files changed, 172 insertions, 3 deletions
diff --git a/src/libstrongswan/plugins/plugin_feature.c b/src/libstrongswan/plugins/plugin_feature.c
index 2a97205bb..8a1958be5 100644
--- a/src/libstrongswan/plugins/plugin_feature.c
+++ b/src/libstrongswan/plugins/plugin_feature.c
@@ -1,4 +1,7 @@
/*
+ * Copyright (C) 2012-2013 Tobias Brunner
+ * Hochschule fuer Technik Rapperswil
+ *
* Copyright (C) 2011 Martin Willi
* Copyright (C) 2011 revosec AG
*
@@ -18,7 +21,7 @@
#include "plugin_feature.h"
-#include <debug.h>
+#include <utils/debug.h>
ENUM(plugin_feature_names, FEATURE_NONE, FEATURE_CUSTOM,
"NONE",
@@ -29,6 +32,7 @@ ENUM(plugin_feature_names, FEATURE_NONE, FEATURE_CUSTOM,
"PRF",
"DH",
"RNG",
+ "NONCE_GEN",
"PRIVKEY",
"PRIVKEY_GEN",
"PRIVKEY_SIGN",
@@ -38,16 +42,74 @@ ENUM(plugin_feature_names, FEATURE_NONE, FEATURE_CUSTOM,
"PUBKEY_ENCRYPT",
"CERT_DECODE",
"CERT_ENCODE",
+ "CONTAINER_DECODE",
+ "CONTAINER_ENCODE",
"EAP_SERVER",
"EAP_CLIENT",
+ "XAUTH_SERVER",
+ "XAUTH_CLIENT",
"DATABASE",
"FETCHER",
+ "RESOLVER",
"CUSTOM",
);
/**
* See header.
*/
+u_int32_t plugin_feature_hash(plugin_feature_t *feature)
+{
+ chunk_t data;
+
+ switch (feature->type)
+ {
+ case FEATURE_NONE:
+ case FEATURE_RNG:
+ case FEATURE_NONCE_GEN:
+ case FEATURE_DATABASE:
+ case FEATURE_FETCHER:
+ case FEATURE_RESOLVER:
+ /* put these special cases in their (type-specific) buckets */
+ data = chunk_empty;
+ break;
+ case FEATURE_CRYPTER:
+ case FEATURE_AEAD:
+ case FEATURE_SIGNER:
+ case FEATURE_HASHER:
+ case FEATURE_PRF:
+ case FEATURE_DH:
+ case FEATURE_PRIVKEY:
+ case FEATURE_PRIVKEY_GEN:
+ case FEATURE_PUBKEY:
+ case FEATURE_PRIVKEY_SIGN:
+ case FEATURE_PUBKEY_VERIFY:
+ case FEATURE_PRIVKEY_DECRYPT:
+ case FEATURE_PUBKEY_ENCRYPT:
+ case FEATURE_CERT_DECODE:
+ case FEATURE_CERT_ENCODE:
+ case FEATURE_CONTAINER_DECODE:
+ case FEATURE_CONTAINER_ENCODE:
+ case FEATURE_EAP_SERVER:
+ case FEATURE_EAP_PEER:
+ data = chunk_from_thing(feature->arg);
+ break;
+ case FEATURE_CUSTOM:
+ data = chunk_create(feature->arg.custom,
+ strlen(feature->arg.custom));
+ break;
+ case FEATURE_XAUTH_SERVER:
+ case FEATURE_XAUTH_PEER:
+ data = chunk_create(feature->arg.xauth,
+ strlen(feature->arg.xauth));
+ break;
+ }
+ return chunk_hash_inc(chunk_from_thing(feature->type),
+ chunk_hash(data));
+}
+
+/**
+ * See header.
+ */
bool plugin_feature_matches(plugin_feature_t *a, plugin_feature_t *b)
{
if (a->type == b->type)
@@ -72,6 +134,9 @@ bool plugin_feature_matches(plugin_feature_t *a, plugin_feature_t *b)
return a->arg.dh_group == b->arg.dh_group;
case FEATURE_RNG:
return a->arg.rng_quality <= b->arg.rng_quality;
+ case FEATURE_NONCE_GEN:
+ case FEATURE_RESOLVER:
+ return TRUE;
case FEATURE_PRIVKEY:
case FEATURE_PRIVKEY_GEN:
case FEATURE_PUBKEY:
@@ -85,6 +150,9 @@ bool plugin_feature_matches(plugin_feature_t *a, plugin_feature_t *b)
case FEATURE_CERT_DECODE:
case FEATURE_CERT_ENCODE:
return a->arg.cert == b->arg.cert;
+ case FEATURE_CONTAINER_DECODE:
+ case FEATURE_CONTAINER_ENCODE:
+ return a->arg.container == b->arg.container;
case FEATURE_EAP_SERVER:
case FEATURE_EAP_PEER:
return a->arg.eap == b->arg.eap;
@@ -96,6 +164,59 @@ bool plugin_feature_matches(plugin_feature_t *a, plugin_feature_t *b)
streq(a->arg.fetcher, b->arg.fetcher);
case FEATURE_CUSTOM:
return streq(a->arg.custom, b->arg.custom);
+ case FEATURE_XAUTH_SERVER:
+ case FEATURE_XAUTH_PEER:
+ return streq(a->arg.xauth, b->arg.xauth);
+ }
+ }
+ return FALSE;
+}
+
+/**
+ * See header.
+ */
+bool plugin_feature_equals(plugin_feature_t *a, plugin_feature_t *b)
+{
+ if (a->type == b->type)
+ {
+ switch (a->type)
+ {
+ case FEATURE_NONE:
+ case FEATURE_CRYPTER:
+ case FEATURE_AEAD:
+ case FEATURE_SIGNER:
+ case FEATURE_HASHER:
+ case FEATURE_PRF:
+ case FEATURE_DH:
+ case FEATURE_NONCE_GEN:
+ case FEATURE_RESOLVER:
+ case FEATURE_PRIVKEY:
+ case FEATURE_PRIVKEY_GEN:
+ case FEATURE_PUBKEY:
+ case FEATURE_PRIVKEY_SIGN:
+ case FEATURE_PUBKEY_VERIFY:
+ case FEATURE_PRIVKEY_DECRYPT:
+ case FEATURE_PUBKEY_ENCRYPT:
+ case FEATURE_CERT_DECODE:
+ case FEATURE_CERT_ENCODE:
+ case FEATURE_CONTAINER_DECODE:
+ case FEATURE_CONTAINER_ENCODE:
+ case FEATURE_EAP_SERVER:
+ case FEATURE_EAP_PEER:
+ case FEATURE_CUSTOM:
+ case FEATURE_XAUTH_SERVER:
+ case FEATURE_XAUTH_PEER:
+ return plugin_feature_matches(a, b);
+ case FEATURE_RNG:
+ return a->arg.rng_quality == b->arg.rng_quality;
+ case FEATURE_DATABASE:
+ return a->arg.database == b->arg.database;
+ case FEATURE_FETCHER:
+ if (a->arg.fetcher && b->arg.fetcher)
+ {
+ return streq(a->arg.fetcher, b->arg.fetcher);
+ }
+ return !a->arg.fetcher && !b->arg.fetcher;
}
}
return FALSE;
@@ -167,6 +288,13 @@ char* plugin_feature_get_string(plugin_feature_t *feature)
return str;
}
break;
+ case FEATURE_NONCE_GEN:
+ case FEATURE_RESOLVER:
+ if (asprintf(&str, "%N", plugin_feature_names, feature->type) > 0)
+ {
+ return str;
+ }
+ break;
case FEATURE_PRIVKEY:
case FEATURE_PRIVKEY_GEN:
case FEATURE_PUBKEY:
@@ -200,6 +328,14 @@ char* plugin_feature_get_string(plugin_feature_t *feature)
return str;
}
break;
+ case FEATURE_CONTAINER_DECODE:
+ case FEATURE_CONTAINER_ENCODE:
+ if (asprintf(&str, "%N:%N", plugin_feature_names, feature->type,
+ container_type_names, feature->arg.container) > 0)
+ {
+ return str;
+ }
+ break;
case FEATURE_EAP_SERVER:
case FEATURE_EAP_PEER:
if (asprintf(&str, "%N:%N", plugin_feature_names, feature->type,
@@ -229,6 +365,14 @@ char* plugin_feature_get_string(plugin_feature_t *feature)
return str;
}
break;
+ case FEATURE_XAUTH_SERVER:
+ case FEATURE_XAUTH_PEER:
+ if (asprintf(&str, "%N:%s", plugin_feature_names, feature->type,
+ feature->arg.xauth) > 0)
+ {
+ return str;
+ }
+ break;
}
if (!str)
{
@@ -251,7 +395,8 @@ bool plugin_feature_load(plugin_t *plugin, plugin_feature_t *feature,
}
if (reg->kind == FEATURE_CALLBACK)
{
- if (reg->arg.cb.f(plugin, feature, TRUE, reg->arg.cb.data))
+ if (!reg->arg.cb.f ||
+ reg->arg.cb.f(plugin, feature, TRUE, reg->arg.cb.data))
{
return TRUE;
}
@@ -288,6 +433,10 @@ bool plugin_feature_load(plugin_t *plugin, plugin_feature_t *feature,
lib->crypto->add_rng(lib->crypto, feature->arg.rng_quality,
name, reg->arg.reg.f);
break;
+ case FEATURE_NONCE_GEN:
+ lib->crypto->add_nonce_gen(lib->crypto,
+ name, reg->arg.reg.f);
+ break;
case FEATURE_PRIVKEY:
case FEATURE_PRIVKEY_GEN:
lib->creds->add_builder(lib->creds, CRED_PRIVATE_KEY,
@@ -305,6 +454,12 @@ bool plugin_feature_load(plugin_t *plugin, plugin_feature_t *feature,
feature->arg.cert, reg->arg.reg.final,
reg->arg.reg.f);
break;
+ case FEATURE_CONTAINER_DECODE:
+ case FEATURE_CONTAINER_ENCODE:
+ lib->creds->add_builder(lib->creds, CRED_CONTAINER,
+ feature->arg.container, reg->arg.reg.final,
+ reg->arg.reg.f);
+ break;
case FEATURE_DATABASE:
lib->db->add_database(lib->db, reg->arg.reg.f);
break;
@@ -312,6 +467,9 @@ bool plugin_feature_load(plugin_t *plugin, plugin_feature_t *feature,
lib->fetcher->add_fetcher(lib->fetcher, reg->arg.reg.f,
feature->arg.fetcher);
break;
+ case FEATURE_RESOLVER:
+ lib->resolver->add_resolver(lib->resolver, reg->arg.reg.f);
+ break;
default:
break;
}
@@ -330,7 +488,8 @@ bool plugin_feature_unload(plugin_t *plugin, plugin_feature_t *feature,
}
if (reg->kind == FEATURE_CALLBACK)
{
- if (reg->arg.cb.f(plugin, feature, FALSE, reg->arg.cb.data))
+ if (!reg->arg.cb.f ||
+ reg->arg.cb.f(plugin, feature, FALSE, reg->arg.cb.data))
{
return TRUE;
}
@@ -359,6 +518,9 @@ bool plugin_feature_unload(plugin_t *plugin, plugin_feature_t *feature,
case FEATURE_RNG:
lib->crypto->remove_rng(lib->crypto, reg->arg.reg.f);
break;
+ case FEATURE_NONCE_GEN:
+ lib->crypto->remove_nonce_gen(lib->crypto, reg->arg.reg.f);
+ break;
case FEATURE_PRIVKEY:
case FEATURE_PRIVKEY_GEN:
lib->creds->remove_builder(lib->creds, reg->arg.reg.f);
@@ -370,12 +532,19 @@ bool plugin_feature_unload(plugin_t *plugin, plugin_feature_t *feature,
case FEATURE_CERT_ENCODE:
lib->creds->remove_builder(lib->creds, reg->arg.reg.f);
break;
+ case FEATURE_CONTAINER_DECODE:
+ case FEATURE_CONTAINER_ENCODE:
+ lib->creds->remove_builder(lib->creds, reg->arg.reg.f);
+ break;
case FEATURE_DATABASE:
lib->db->remove_database(lib->db, reg->arg.reg.f);
break;
case FEATURE_FETCHER:
lib->fetcher->remove_fetcher(lib->fetcher, reg->arg.reg.f);
break;
+ case FEATURE_RESOLVER:
+ lib->resolver->remove_resolver(lib->resolver, reg->arg.reg.f);
+ break;
default:
break;
}
generated by cgit v1.2.3 (git 2.39.1) at 2025-02-08 21:44:13 +0000