diff options
Diffstat (limited to 'src/libstrongswan/crypto/aead.c')
| -rw-r--r-- | src/libstrongswan/crypto/aead.c | 20 |
1 files changed, 15 insertions, 5 deletions
diff --git a/src/libstrongswan/crypto/aead.c b/src/libstrongswan/crypto/aead.c index ede2a8132..9ef4f34f3 100644 --- a/src/libstrongswan/crypto/aead.c +++ b/src/libstrongswan/crypto/aead.c @@ -46,8 +46,11 @@ METHOD(aead_t, encrypt, bool, { chunk_t encr, sig; - this->signer->get_signature(this->signer, assoc, NULL); - this->signer->get_signature(this->signer, iv, NULL); + if (!this->signer->get_signature(this->signer, assoc, NULL) || + !this->signer->get_signature(this->signer, iv, NULL)) + { + return FALSE; + } if (encrypted) { @@ -61,7 +64,11 @@ METHOD(aead_t, encrypt, bool, else { this->crypter->encrypt(this->crypter, plain, iv, NULL); - this->signer->get_signature(this->signer, plain, plain.ptr + plain.len); + if (!this->signer->get_signature(this->signer, + plain, plain.ptr + plain.len)) + { + return FALSE; + } } return TRUE; } @@ -84,8 +91,11 @@ METHOD(aead_t, decrypt, bool, chunk_split(encrypted, "mm", encrypted.len - sig.len, &encrypted, sig.len, &sig); - this->signer->get_signature(this->signer, assoc, NULL); - this->signer->get_signature(this->signer, iv, NULL); + if (!this->signer->get_signature(this->signer, assoc, NULL) || + !this->signer->get_signature(this->signer, iv, NULL)) + { + return FALSE; + } if (!this->signer->verify_signature(this->signer, encrypted, sig)) { DBG1(DBG_LIB, "MAC verification failed"); |