41   CRYPTO_BUFFER_POOL *pool = OPENSSL_malloc(sizeof(CRYPTO_BUFFER_POOL));  in CRYPTO_BUFFER_POOL_new()  local
42   if (pool == NULL) {  in CRYPTO_BUFFER_POOL_new()
46   OPENSSL_memset(pool, 0, sizeof(CRYPTO_BUFFER_POOL));  in CRYPTO_BUFFER_POOL_new()
47   pool->bufs = lh_CRYPTO_BUFFER_new(CRYPTO_BUFFER_hash, CRYPTO_BUFFER_cmp);  in CRYPTO_BUFFER_POOL_new()
48   if (pool->bufs == NULL) {  in CRYPTO_BUFFER_POOL_new()
49     OPENSSL_free(pool);  in CRYPTO_BUFFER_POOL_new()
53   CRYPTO_MUTEX_init(&pool->lock);  in CRYPTO_BUFFER_POOL_new()
55   return pool;  in CRYPTO_BUFFER_POOL_new()
58 void CRYPTO_BUFFER_POOL_free(CRYPTO_BUFFER_POOL *pool) {  in CRYPTO_BUFFER_POOL_free()  argument
59   if (pool == NULL) {  in CRYPTO_BUFFER_POOL_free()
64   CRYPTO_MUTEX_lock_write(&pool->lock);  in CRYPTO_BUFFER_POOL_free()
65   assert(lh_CRYPTO_BUFFER_num_items(pool->bufs) == 0);  in CRYPTO_BUFFER_POOL_free()
66   CRYPTO_MUTEX_unlock_write(&pool->lock);  in CRYPTO_BUFFER_POOL_free()
69   lh_CRYPTO_BUFFER_free(pool->bufs);  in CRYPTO_BUFFER_POOL_free()
70   CRYPTO_MUTEX_cleanup(&pool->lock);  in CRYPTO_BUFFER_POOL_free()
71   OPENSSL_free(pool);  in CRYPTO_BUFFER_POOL_free()
75                                  CRYPTO_BUFFER_POOL *pool) {  in CRYPTO_BUFFER_new()  argument
76   if (pool != NULL) {  in CRYPTO_BUFFER_new()
81     CRYPTO_MUTEX_lock_read(&pool->lock);  in CRYPTO_BUFFER_new()
83         lh_CRYPTO_BUFFER_retrieve(pool->bufs, &tmp);  in CRYPTO_BUFFER_new()
87     CRYPTO_MUTEX_unlock_read(&pool->lock);  in CRYPTO_BUFFER_new()
109   if (pool == NULL) {  in CRYPTO_BUFFER_new()
113   buf->pool = pool;  in CRYPTO_BUFFER_new()
115   CRYPTO_MUTEX_lock_write(&pool->lock);  in CRYPTO_BUFFER_new()
116   CRYPTO_BUFFER *duplicate = lh_CRYPTO_BUFFER_retrieve(pool->bufs, buf);  in CRYPTO_BUFFER_new()
120     inserted = lh_CRYPTO_BUFFER_insert(pool->bufs, &old, buf);  in CRYPTO_BUFFER_new()
125   CRYPTO_MUTEX_unlock_write(&pool->lock);  in CRYPTO_BUFFER_new()
138 CRYPTO_BUFFER* CRYPTO_BUFFER_new_from_CBS(CBS *cbs, CRYPTO_BUFFER_POOL *pool) {  in CRYPTO_BUFFER_new_from_CBS()  argument
139   return CRYPTO_BUFFER_new(CBS_data(cbs), CBS_len(cbs), pool);  in CRYPTO_BUFFER_new_from_CBS()
147   CRYPTO_BUFFER_POOL *const pool = buf->pool;  in CRYPTO_BUFFER_free()  local
148   if (pool == NULL) {  in CRYPTO_BUFFER_free()
160   CRYPTO_MUTEX_lock_write(&pool->lock);  in CRYPTO_BUFFER_free()
162     CRYPTO_MUTEX_unlock_write(&buf->pool->lock);  in CRYPTO_BUFFER_free()
170   void *found = lh_CRYPTO_BUFFER_delete(pool->bufs, buf);  in CRYPTO_BUFFER_free()
174   CRYPTO_MUTEX_unlock_write(&buf->pool->lock);  in CRYPTO_BUFFER_free()