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use read-write locks in crypto factory for parallelization

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This commit is contained in:
Martin Willi
2008-11-05 16:21:57 +00:00
parent 27ed987ef7
commit e76078e877
1 changed files with 42 additions and 42 deletions
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src/libstrongswan/crypto/crypto_factory.c
+42 -42
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@@ -78,9 +78,9 @@ struct private_crypto_factory_t {
linked_list_t *dhs;
/**
* mutex to lock access to modules
* rwlock to lock access to modules
*/
mutex_t *mutex;
rwlock_t *lock;
};
/**
@@ -93,7 +93,7 @@ static crypter_t* create_crypter(private_crypto_factory_t *this,
entry_t *entry;
crypter_t *crypter = NULL;
this->mutex->lock(this->mutex);
this->lock->read_lock(this->lock);
enumerator = this->crypters->create_enumerator(this->crypters);
while (enumerator->enumerate(enumerator, &entry))
{
@@ -107,7 +107,7 @@ static crypter_t* create_crypter(private_crypto_factory_t *this,
}
}
enumerator->destroy(enumerator);
this->mutex->unlock(this->mutex);
this->lock->unlock(this->lock);
return crypter;
}
@@ -121,7 +121,7 @@ static signer_t* create_signer(private_crypto_factory_t *this,
entry_t *entry;
signer_t *signer = NULL;
this->mutex->lock(this->mutex);
this->lock->read_lock(this->lock);
enumerator = this->signers->create_enumerator(this->signers);
while (enumerator->enumerate(enumerator, &entry))
{
@@ -135,7 +135,7 @@ static signer_t* create_signer(private_crypto_factory_t *this,
}
}
enumerator->destroy(enumerator);
this->mutex->unlock(this->mutex);
this->lock->unlock(this->lock);
return signer;
}
@@ -150,7 +150,7 @@ static hasher_t* create_hasher(private_crypto_factory_t *this,
entry_t *entry;
hasher_t *hasher = NULL;
this->mutex->lock(this->mutex);
this->lock->read_lock(this->lock);
enumerator = this->hashers->create_enumerator(this->hashers);
while (enumerator->enumerate(enumerator, &entry))
{
@@ -164,7 +164,7 @@ static hasher_t* create_hasher(private_crypto_factory_t *this,
}
}
enumerator->destroy(enumerator);
this->mutex->unlock(this->mutex);
this->lock->unlock(this->lock);
return hasher;
}
@@ -178,7 +178,7 @@ static prf_t* create_prf(private_crypto_factory_t *this,
entry_t *entry;
prf_t *prf = NULL;
this->mutex->lock(this->mutex);
this->lock->read_lock(this->lock);
enumerator = this->prfs->create_enumerator(this->prfs);
while (enumerator->enumerate(enumerator, &entry))
{
@@ -192,7 +192,7 @@ static prf_t* create_prf(private_crypto_factory_t *this,
}
}
enumerator->destroy(enumerator);
this->mutex->unlock(this->mutex);
this->lock->unlock(this->lock);
return prf;
}
@@ -206,7 +206,7 @@ static rng_t* create_rng(private_crypto_factory_t *this, rng_quality_t quality)
u_int diff = ~0;
rng_constructor_t constr = NULL;
this->mutex->lock(this->mutex);
this->lock->read_lock(this->lock);
enumerator = this->rngs->create_enumerator(this->rngs);
while (enumerator->enumerate(enumerator, &entry))
{ /* find the best matching quality, but at least as good as requested */
@@ -221,7 +221,7 @@ static rng_t* create_rng(private_crypto_factory_t *this, rng_quality_t quality)
}
}
enumerator->destroy(enumerator);
this->mutex->unlock(this->mutex);
this->lock->unlock(this->lock);
if (constr)
{
return constr(quality);
@@ -239,7 +239,7 @@ static diffie_hellman_t* create_dh(private_crypto_factory_t *this,
entry_t *entry;
diffie_hellman_t *diffie_hellman = NULL;
this->mutex->lock(this->mutex);
this->lock->read_lock(this->lock);
enumerator = this->dhs->create_enumerator(this->dhs);
while (enumerator->enumerate(enumerator, &entry))
{
@@ -253,7 +253,7 @@ static diffie_hellman_t* create_dh(private_crypto_factory_t *this,
}
}
enumerator->destroy(enumerator);
this->mutex->unlock(this->mutex);
this->lock->unlock(this->lock);
return diffie_hellman;
}
@@ -268,9 +268,9 @@ static void add_crypter(private_crypto_factory_t *this,
entry->algo = algo;
entry->create_crypter = create;
this->mutex->lock(this->mutex);
this->lock->write_lock(this->lock);
this->crypters->insert_last(this->crypters, entry);
this->mutex->unlock(this->mutex);
this->lock->unlock(this->lock);
}
/**
@@ -282,7 +282,7 @@ static void remove_crypter(private_crypto_factory_t *this,
entry_t *entry;
enumerator_t *enumerator;
this->mutex->lock(this->mutex);
this->lock->write_lock(this->lock);
enumerator = this->crypters->create_enumerator(this->crypters);
while (enumerator->enumerate(enumerator, &entry))
{
@@ -293,7 +293,7 @@ static void remove_crypter(private_crypto_factory_t *this,
}
}
enumerator->destroy(enumerator);
this->mutex->unlock(this->mutex);
this->lock->unlock(this->lock);
}
/**
@@ -306,9 +306,9 @@ static void add_signer(private_crypto_factory_t *this,
entry->algo = algo;
entry->create_signer = create;
this->mutex->lock(this->mutex);
this->lock->write_lock(this->lock);
this->signers->insert_last(this->signers, entry);
this->mutex->unlock(this->mutex);
this->lock->unlock(this->lock);
}
/**
@@ -320,7 +320,7 @@ static void remove_signer(private_crypto_factory_t *this,
entry_t *entry;
enumerator_t *enumerator;
this->mutex->lock(this->mutex);
this->lock->write_lock(this->lock);
enumerator = this->signers->create_enumerator(this->signers);
while (enumerator->enumerate(enumerator, &entry))
{
@@ -331,7 +331,7 @@ static void remove_signer(private_crypto_factory_t *this,
}
}
enumerator->destroy(enumerator);
this->mutex->unlock(this->mutex);
this->lock->unlock(this->lock);
}
/**
@@ -344,9 +344,9 @@ static void add_hasher(private_crypto_factory_t *this, hash_algorithm_t algo,
entry->algo = algo;
entry->create_hasher = create;
this->mutex->lock(this->mutex);
this->lock->write_lock(this->lock);
this->hashers->insert_last(this->hashers, entry);
this->mutex->unlock(this->mutex);
this->lock->unlock(this->lock);
}
/**
@@ -358,7 +358,7 @@ static void remove_hasher(private_crypto_factory_t *this,
entry_t *entry;
enumerator_t *enumerator;
this->mutex->lock(this->mutex);
this->lock->write_lock(this->lock);
enumerator = this->hashers->create_enumerator(this->hashers);
while (enumerator->enumerate(enumerator, &entry))
{
@@ -369,7 +369,7 @@ static void remove_hasher(private_crypto_factory_t *this,
}
}
enumerator->destroy(enumerator);
this->mutex->unlock(this->mutex);
this->lock->unlock(this->lock);
}
/**
@@ -382,9 +382,9 @@ static void add_prf(private_crypto_factory_t *this,
entry->algo = algo;
entry->create_prf = create;
this->mutex->lock(this->mutex);
this->lock->write_lock(this->lock);
this->prfs->insert_last(this->prfs, entry);
this->mutex->unlock(this->mutex);
this->lock->unlock(this->lock);
}
/**
@@ -395,7 +395,7 @@ static void remove_prf(private_crypto_factory_t *this, prf_constructor_t create)
entry_t *entry;
enumerator_t *enumerator;
this->mutex->lock(this->mutex);
this->lock->write_lock(this->lock);
enumerator = this->prfs->create_enumerator(this->prfs);
while (enumerator->enumerate(enumerator, &entry))
{
@@ -406,7 +406,7 @@ static void remove_prf(private_crypto_factory_t *this, prf_constructor_t create)
}
}
enumerator->destroy(enumerator);
this->mutex->unlock(this->mutex);
this->lock->unlock(this->lock);
}
/**
@@ -419,9 +419,9 @@ static void add_rng(private_crypto_factory_t *this, rng_quality_t quality,
entry->algo = quality;
entry->create_rng = create;
this->mutex->lock(this->mutex);
this->lock->write_lock(this->lock);
this->rngs->insert_last(this->rngs, entry);
this->mutex->unlock(this->mutex);
this->lock->unlock(this->lock);
}
/**
@@ -432,7 +432,7 @@ static void remove_rng(private_crypto_factory_t *this, rng_constructor_t create)
entry_t *entry;
enumerator_t *enumerator;
this->mutex->lock(this->mutex);
this->lock->write_lock(this->lock);
enumerator = this->rngs->create_enumerator(this->rngs);
while (enumerator->enumerate(enumerator, &entry))
{
@@ -443,7 +443,7 @@ static void remove_rng(private_crypto_factory_t *this, rng_constructor_t create)
}
}
enumerator->destroy(enumerator);
this->mutex->unlock(this->mutex);
this->lock->unlock(this->lock);
}
/**
@@ -456,9 +456,9 @@ static void add_dh(private_crypto_factory_t *this, diffie_hellman_group_t group,
entry->algo = group;
entry->create_dh = create;
this->mutex->lock(this->mutex);
this->lock->write_lock(this->lock);
this->dhs->insert_last(this->dhs, entry);
this->mutex->unlock(this->mutex);
this->lock->unlock(this->lock);
}
/**
@@ -469,7 +469,7 @@ static void remove_dh(private_crypto_factory_t *this, dh_constructor_t create)
entry_t *entry;
enumerator_t *enumerator;
this->mutex->lock(this->mutex);
this->lock->write_lock(this->lock);
enumerator = this->dhs->create_enumerator(this->dhs);
while (enumerator->enumerate(enumerator, &entry))
{
@@ -480,7 +480,7 @@ static void remove_dh(private_crypto_factory_t *this, dh_constructor_t create)
}
}
enumerator->destroy(enumerator);
this->mutex->unlock(this->mutex);
this->lock->unlock(this->lock);
}
/**
@@ -511,12 +511,12 @@ static bool unique_check(linked_list_t *list, entry_t **in, entry_t **out)
static enumerator_t *create_enumerator(private_crypto_factory_t *this,
linked_list_t *list, void *filter)
{
this->mutex->lock(this->mutex);
this->lock->read_lock(this->lock);
return enumerator_create_filter(
enumerator_create_filter(
list->create_enumerator(list), (void*)unique_check,
linked_list_create(), (void*)list->destroy),
filter, this->mutex, (void*)this->mutex->unlock);
filter, this->lock, (void*)this->lock->unlock);
}
/**
@@ -615,7 +615,7 @@ static void destroy(private_crypto_factory_t *this)
this->prfs->destroy_function(this->prfs, free);
this->rngs->destroy_function(this->rngs, free);
this->dhs->destroy_function(this->dhs, free);
this->mutex->destroy(this->mutex);
this->lock->destroy(this->lock);
free(this);
}
@@ -657,7 +657,7 @@ crypto_factory_t *crypto_factory_create()
this->prfs = linked_list_create();
this->rngs = linked_list_create();
this->dhs = linked_list_create();
this->mutex = mutex_create(MUTEX_RECURSIVE);
this->lock = rwlock_create(RWLOCK_DEFAULT);
return &this->public;
}