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| author | Tobias Brunner <tobias@strongswan.org> | 2012-06-25 13:22:54 +0200 |
|---|---|---|
| committer | Martin Willi <martin@revosec.ch> | 2012-07-16 14:53:34 +0200 |
| commit | 39e807728e275037fcc145015a6f3fa54c62221c (patch) | |
| tree | 532ebc86d55c1e780afd32895f4bc7a0d3b3bbc1 /src/libstrongswan/plugins/openssl/openssl_rng.c | |
| parent | 605985d122cd854ea7c1b85ce3ec107752c9f103 (diff) | |
| download | strongswan-39e807728e275037fcc145015a6f3fa54c62221c.tar.bz2 strongswan-39e807728e275037fcc145015a6f3fa54c62221c.tar.xz | |
RNGs' get_bytes and allocate_bytes return boolean
Diffstat (limited to 'src/libstrongswan/plugins/openssl/openssl_rng.c')
| -rw-r--r-- | src/libstrongswan/plugins/openssl/openssl_rng.c | 19 |
1 files changed, 10 insertions, 9 deletions
diff --git a/src/libstrongswan/plugins/openssl/openssl_rng.c b/src/libstrongswan/plugins/openssl/openssl_rng.c index abb462279..c83244f60 100644 --- a/src/libstrongswan/plugins/openssl/openssl_rng.c +++ b/src/libstrongswan/plugins/openssl/openssl_rng.c @@ -44,10 +44,10 @@ struct private_openssl_rng_t { rng_quality_t quality; }; -METHOD(rng_t, get_bytes, void, +METHOD(rng_t, get_bytes, bool, private_openssl_rng_t *this, size_t bytes, u_int8_t *buffer) { - u_int32_t ret=0; + u_int32_t ret; if (this->quality == RNG_STRONG) { @@ -57,18 +57,19 @@ METHOD(rng_t, get_bytes, void, { ret = RAND_pseudo_bytes((char*)buffer, bytes); } - - if (ret == 0) - { - DBG1(DBG_LIB, "getting randomness from openssl failed."); - } + return ret != 0; } -METHOD(rng_t, allocate_bytes, void, +METHOD(rng_t, allocate_bytes, bool, private_openssl_rng_t *this, size_t bytes, chunk_t *chunk) { *chunk = chunk_alloc(bytes); - get_bytes(this, chunk->len, chunk->ptr); + if (!get_bytes(this, chunk->len, chunk->ptr)) + { + chunk_free(chunk); + return FALSE; + } + return TRUE; } METHOD(rng_t, destroy, void, |