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Add nonce generator interface

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Nonce generators (nonce_gen_t) can be used to get or allocate nonces.

Users can request nonce generators from the crypto factory while nonce
plugins register/remove themselves to/from the crypto factory.
This commit is contained in:
Adrian-Ken Rueegsegger
2012-05-18 08:15:40 +02:00
committed by Tobias Brunner
parent 80c5b17d1a
commit e2fc09c186
6 changed files with 163 additions and 0 deletions
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src/libstrongswan/plugins/plugin_feature.h
+4
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@@ -107,6 +107,8 @@ struct plugin_feature_t {
FEATURE_DH,
/** rng_t */
FEATURE_RNG,
/** nonce_gen_t */
FEATURE_NONCE_GEN,
/** generic private key support */
FEATURE_PRIVKEY,
/** generating new private keys */
@@ -258,6 +260,7 @@ struct plugin_feature_t {
#define _PLUGIN_FEATURE_PRF(kind, alg) __PLUGIN_FEATURE(kind, PRF, .prf = alg)
#define _PLUGIN_FEATURE_DH(kind, group) __PLUGIN_FEATURE(kind, DH, .dh_group = group)
#define _PLUGIN_FEATURE_RNG(kind, quality) __PLUGIN_FEATURE(kind, RNG, .rng_quality = quality)
#define _PLUGIN_FEATURE_NONCE_GEN(kind, ...) __PLUGIN_FEATURE(kind, NONCE_GEN, .custom = NULL)
#define _PLUGIN_FEATURE_PRIVKEY(kind, type) __PLUGIN_FEATURE(kind, PRIVKEY, .privkey = type)
#define _PLUGIN_FEATURE_PRIVKEY_GEN(kind, type) __PLUGIN_FEATURE(kind, PRIVKEY_GEN, .privkey_gen = type)
#define _PLUGIN_FEATURE_PRIVKEY_SIGN(kind, scheme) __PLUGIN_FEATURE(kind, PRIVKEY_SIGN, .privkey_sign = scheme)
@@ -284,6 +287,7 @@ struct plugin_feature_t {
#define _PLUGIN_FEATURE_REGISTER_PRF(type, f) __PLUGIN_FEATURE_REGISTER(type, f)
#define _PLUGIN_FEATURE_REGISTER_DH(type, f) __PLUGIN_FEATURE_REGISTER(type, f)
#define _PLUGIN_FEATURE_REGISTER_RNG(type, f) __PLUGIN_FEATURE_REGISTER(type, f)
#define _PLUGIN_FEATURE_REGISTER_NONCE_GEN(type, f) __PLUGIN_FEATURE_REGISTER(type, f)
#define _PLUGIN_FEATURE_REGISTER_PRIVKEY(type, f, final) __PLUGIN_FEATURE_REGISTER_BUILDER(type, f, final)
#define _PLUGIN_FEATURE_REGISTER_PRIVKEY_GEN(type, f, final)__PLUGIN_FEATURE_REGISTER_BUILDER(type, f, final)
#define _PLUGIN_FEATURE_REGISTER_PUBKEY(type, f, final) __PLUGIN_FEATURE_REGISTER_BUILDER(type, f, final)