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xof: Defined Extended Output Functions

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This commit is contained in:
Andreas Steffen
2016-07-29 12:36:14 +02:00
parent 7f65a8c271
commit 04208ac5d4
14 changed files with 539 additions and 5 deletions
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src/libstrongswan/plugins/plugin_feature.c
+21
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@@ -30,6 +30,7 @@ ENUM(plugin_feature_names, FEATURE_NONE, FEATURE_CUSTOM,
"SIGNER",
"HASHER",
"PRF",
"XOF",
"DH",
"RNG",
"NONCE_GEN",
@@ -87,6 +88,9 @@ uint32_t plugin_feature_hash(plugin_feature_t *feature)
case FEATURE_PRF:
data = chunk_from_thing(feature->arg.prf);
break;
case FEATURE_XOF:
data = chunk_from_thing(feature->arg.xof);
break;
case FEATURE_DH:
data = chunk_from_thing(feature->arg.dh_group);
break;
@@ -160,6 +164,8 @@ bool plugin_feature_matches(plugin_feature_t *a, plugin_feature_t *b)
return a->arg.hasher == b->arg.hasher;
case FEATURE_PRF:
return a->arg.prf == b->arg.prf;
case FEATURE_XOF:
return a->arg.xof == b->arg.xof;
case FEATURE_DH:
return a->arg.dh_group == b->arg.dh_group;
case FEATURE_RNG:
@@ -218,6 +224,7 @@ bool plugin_feature_equals(plugin_feature_t *a, plugin_feature_t *b)
case FEATURE_SIGNER:
case FEATURE_HASHER:
case FEATURE_PRF:
case FEATURE_XOF:
case FEATURE_DH:
case FEATURE_NONCE_GEN:
case FEATURE_RESOLVER:
@@ -305,6 +312,13 @@ char* plugin_feature_get_string(plugin_feature_t *feature)
return str;
}
break;
case FEATURE_XOF:
if (asprintf(&str, "%N:%N", plugin_feature_names, feature->type,
ext_out_function_names, feature->arg.xof) > 0)
{
return str;
}
break;
case FEATURE_DH:
if (asprintf(&str, "%N:%N", plugin_feature_names, feature->type,
diffie_hellman_group_names, feature->arg.dh_group) > 0)
@@ -465,6 +479,10 @@ bool plugin_feature_load(plugin_t *plugin, plugin_feature_t *feature,
lib->crypto->add_prf(lib->crypto, feature->arg.prf,
name, reg->arg.reg.f);
break;
case FEATURE_XOF:
lib->crypto->add_xof(lib->crypto, feature->arg.xof,
name, reg->arg.reg.f);
break;
case FEATURE_DH:
lib->crypto->add_dh(lib->crypto, feature->arg.dh_group,
name, reg->arg.reg.f);
@@ -552,6 +570,9 @@ bool plugin_feature_unload(plugin_t *plugin, plugin_feature_t *feature,
case FEATURE_PRF:
lib->crypto->remove_prf(lib->crypto, reg->arg.reg.f);
break;
case FEATURE_XOF:
lib->crypto->remove_xof(lib->crypto, reg->arg.reg.f);
break;
case FEATURE_DH:
lib->crypto->remove_dh(lib->crypto, reg->arg.reg.f);
break;