libtnc can be initialized more than once
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de4c1def83
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@ -40,6 +40,11 @@ struct private_tnc_t {
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* Public members of tnc_t.
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*/
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tnc_t public;
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/**
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* Number of times we have been initialized
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*/
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refcount_t ref;
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};
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/**
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@ -54,9 +59,17 @@ void libtnccs_init(void)
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{
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private_tnc_t *this;
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if (tnc)
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{ /* already initialized, increase refcount */
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this = (private_tnc_t*)tnc;
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ref_get(&this->ref);
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return;
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}
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INIT(this,
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.public = {
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},
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.ref = 1,
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);
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tnc = &this->public;
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@ -69,6 +82,11 @@ void libtnccs_deinit(void)
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{
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private_tnc_t *this = (private_tnc_t*)tnc;
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if (!this || !ref_put(&this->ref))
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{ /* have more users */
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return;
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}
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free(this);
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tnc = NULL;
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}
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