diff options
| author | Adam Langley <agl@google.com> | 2015-04-21 01:25:21 +0300 |
|---|---|---|
| committer | Adam Langley <agl@google.com> | 2015-05-05 03:28:22 +0300 |
| commit | ab9017b0ff9da51afa3594fa41c84b7c88e1115d (patch) | |
| tree | b8ca5366c2e692a4e703231c204b9fb50fa6da43 /crypto/bio | |
| parent | a91fd063cf87b905a4d3b06387727deb4a7016d0 (diff) | |
Revert "bio: remove reference count."
Android uses BIO reference counting.
This reverts commit 9bde6aeb76b1d2a45d76637553c3fb3f31e4ecbd.
Change-Id: Ibf4a7f42477549d10829a424ea3b52f09098666c
Reviewed-on: https://boringssl-review.googlesource.com/4472
Reviewed-by: David Benjamin <davidben@chromium.org>
Reviewed-by: Adam Langley <agl@google.com>
Diffstat (limited to 'crypto/bio')
| -rw-r--r-- | crypto/bio/bio.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/crypto/bio/bio.c b/crypto/bio/bio.c index ad6c259b..2fcad6cc 100644 --- a/crypto/bio/bio.c +++ b/crypto/bio/bio.c @@ -75,6 +75,7 @@ static int bio_set(BIO *bio, const BIO_METHOD *method) { bio->method = method; bio->shutdown = 1; + bio->references = 1; if (method->create != NULL && !method->create(bio)) { return 0; @@ -102,6 +103,11 @@ int BIO_free(BIO *bio) { BIO *next_bio; for (; bio != NULL; bio = next_bio) { + int refs = CRYPTO_add(&bio->references, -1, CRYPTO_LOCK_BIO); + if (refs > 0) { + return 0; + } + if (bio->callback != NULL) { int i = (int)bio->callback(bio, BIO_CB_FREE, NULL, 0, 0, 1); if (i <= 0) { |