lock the set_message_types() method
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2c3464af46
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@ -19,11 +19,12 @@
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#include <debug.h>
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#include <library.h>
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#include <threading/mutex.h>
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typedef struct private_tnc_imc_t private_tnc_imc_t;
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/**
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* Private data of an imv_t object.
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* Private data of an imc_t object.
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*/
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struct private_tnc_imc_t {
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@ -61,6 +62,13 @@ struct private_tnc_imc_t {
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* Number of supported message types
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*/
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TNC_UInt32 type_count;
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/**
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* mutex to lock the imc_t object
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*/
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mutex_t *mutex;
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};
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METHOD(imc_t, set_id, void,
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@ -90,6 +98,9 @@ METHOD(imc_t, set_message_types, void,
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int len = sizeof(buf);
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int written;
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/* lock the imc instance */
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this->mutex->lock(this->mutex);
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/* Free an existing MessageType list */
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free(this->supported_types);
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this->supported_types = NULL;
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@ -117,6 +128,9 @@ METHOD(imc_t, set_message_types, void,
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*pos = '\0';
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DBG2(DBG_TNC, "IMC %u supports %u message types:%s",
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this->id, type_count, buf);
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/* lock the imc instance */
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this->mutex->unlock(this->mutex);
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}
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METHOD(imc_t, type_supported, bool,
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@ -150,6 +164,7 @@ METHOD(imc_t, destroy, void,
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private_tnc_imc_t *this)
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{
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dlclose(this->handle);
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this->mutex->destroy(this->mutex);
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free(this->supported_types);
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free(this->name);
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free(this->path);
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@ -174,6 +189,7 @@ imc_t* tnc_imc_create(char *name, char *path)
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},
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.name = name,
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.path = path,
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.mutex = mutex_create(MUTEX_TYPE_DEFAULT),
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);
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this->handle = dlopen(path, RTLD_LAZY);
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