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authorCaolán McNamara <caolanm@redhat.com>2016-10-20 13:41:03 +0100
committerCaolán McNamara <caolanm@redhat.com>2016-10-20 13:41:03 +0100
commit491884350ce74f36044b3348bd66356ad1c234af (patch)
tree20e8b289a5becc8c9c93e9f4419e8535145703f9
parentfcf7f503b64b2cf7dbef019fb43dde033e3538e8 (diff)
hash len is 20 for xls cryptoapi configuration
Change-Id: I6e06b8578959b8147043179db57e875b1d98d57d
-rw-r--r--include/oox/crypto/Standard2007Engine.hxx5
-rw-r--r--oox/source/crypto/Standard2007Engine.cxx8
2 files changed, 7 insertions, 6 deletions
diff --git a/include/oox/crypto/Standard2007Engine.hxx b/include/oox/crypto/Standard2007Engine.hxx
index 39ce89466ccc..b4130539e57c 100644
--- a/include/oox/crypto/Standard2007Engine.hxx
+++ b/include/oox/crypto/Standard2007Engine.hxx
@@ -52,7 +52,8 @@ const sal_uInt32 VERSION_INFO_AGILE = 0x00040004;
const sal_uInt32 SALT_LENGTH = 16;
const sal_uInt32 ENCRYPTED_VERIFIER_LENGTH = 16;
-const sal_uInt32 ENCRYPTED_VERIFIER_HASH_LENGTH = 32;
+const sal_uInt32 ENCRYPTED_RC4_VERIFIER_HASH_LENGTH = 20;
+const sal_uInt32 ENCRYPTED_AES_VERIFIER_HASH_LENGTH = 32;
struct EncryptionStandardHeader
{
@@ -74,7 +75,7 @@ struct EncryptionVerifierAES
sal_uInt8 salt[SALT_LENGTH]; // random generated salt value
sal_uInt8 encryptedVerifier[ENCRYPTED_VERIFIER_LENGTH]; // randomly generated verifier value
sal_uInt32 encryptedVerifierHashSize; // actually written hash size - depends on algorithm
- sal_uInt8 encryptedVerifierHash[ENCRYPTED_VERIFIER_HASH_LENGTH]; // verifier value hash - itself also encrypted
+ sal_uInt8 encryptedVerifierHash[ENCRYPTED_AES_VERIFIER_HASH_LENGTH]; // verifier value hash - itself also encrypted
EncryptionVerifierAES();
};
diff --git a/oox/source/crypto/Standard2007Engine.cxx b/oox/source/crypto/Standard2007Engine.cxx
index 34fa2265a719..98b94a173940 100644
--- a/oox/source/crypto/Standard2007Engine.cxx
+++ b/oox/source/crypto/Standard2007Engine.cxx
@@ -90,9 +90,9 @@ bool Standard2007Engine::generateVerifier()
vector<sal_uInt8> hash(RTL_DIGEST_LENGTH_SHA1, 0);
mInfo.verifier.encryptedVerifierHashSize = RTL_DIGEST_LENGTH_SHA1;
Digest::sha1(hash, verifier);
- hash.resize(ENCRYPTED_VERIFIER_HASH_LENGTH, 0);
+ hash.resize(ENCRYPTED_AES_VERIFIER_HASH_LENGTH, 0);
- vector<sal_uInt8> encryptedHash(ENCRYPTED_VERIFIER_HASH_LENGTH, 0);
+ vector<sal_uInt8> encryptedHash(ENCRYPTED_AES_VERIFIER_HASH_LENGTH, 0);
Encrypt aEncryptorHash(mKey, iv, Crypto::AES_128_ECB);
aEncryptorHash.update(encryptedHash, hash, hash.size());
@@ -162,10 +162,10 @@ bool Standard2007Engine::generateEncryptionKey(const OUString& password)
mInfo.verifier.encryptedVerifier + ENCRYPTED_VERIFIER_LENGTH,
encryptedVerifier.begin());
- vector<sal_uInt8> encryptedHash(ENCRYPTED_VERIFIER_HASH_LENGTH);
+ vector<sal_uInt8> encryptedHash(ENCRYPTED_AES_VERIFIER_HASH_LENGTH);
std::copy(
mInfo.verifier.encryptedVerifierHash,
- mInfo.verifier.encryptedVerifierHash + ENCRYPTED_VERIFIER_HASH_LENGTH,
+ mInfo.verifier.encryptedVerifierHash + ENCRYPTED_AES_VERIFIER_HASH_LENGTH,
encryptedHash.begin());
vector<sal_uInt8> verifier(encryptedVerifier.size(), 0);