diff options
| author | Thorsten Behrens <Thorsten.Behrens@CIB.de> | 2017-08-24 17:40:09 +0200 |
|---|---|---|
| committer | Katarina Behrens <Katarina.Behrens@cib.de> | 2017-08-31 12:02:32 +0200 |
| commit | c54850b23a8240a41755af171a6d3f990ee69f84 (patch) | |
| tree | 875ea90bc1490c8a14cc48a42722d38072f7203b /comphelper | |
| parent | f20810a1318a8dd55cb01e42a0fde7f0e1b36623 (diff) | |
gpg4libre/comphelper: add storage helper for GPG encryption data
Change-Id: Idba9ad7a821cb33070cf5e5a0f79ae55db99b276
Reviewed-on: https://gerrit.libreoffice.org/41504
Reviewed-by: Katarina Behrens <Katarina.Behrens@cib.de>
Tested-by: Katarina Behrens <Katarina.Behrens@cib.de>
Diffstat (limited to 'comphelper')
| -rw-r--r-- | comphelper/source/misc/storagehelper.cxx | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/comphelper/source/misc/storagehelper.cxx b/comphelper/source/misc/storagehelper.cxx index ed55fe219e52..19e427c1fc87 100644 --- a/comphelper/source/misc/storagehelper.cxx +++ b/comphelper/source/misc/storagehelper.cxx @@ -34,10 +34,14 @@ #include <com/sun/star/xml/crypto/XDigestContext.hpp> #include <com/sun/star/xml/crypto/XDigestContextSupplier.hpp> #include <com/sun/star/xml/crypto/DigestID.hpp> +#include <com/sun/star/security/DocumentDigitalSignatures.hpp> +#include <com/sun/star/security/XCertificate.hpp> #include <vector> #include <rtl/digest.h> +#include <rtl/random.h> +#include <osl/time.h> #include <osl/diagnose.h> #include <ucbhelper/content.hxx> @@ -403,6 +407,53 @@ uno::Sequence< beans::NamedValue > OStorageHelper::CreatePackageEncryptionData( return aEncryptionData; } +uno::Sequence< beans::NamedValue > OStorageHelper::CreateGpgPackageEncryptionData() +{ + // generate session key + // -------------------- + + // Get a random number generator and seed it with current timestamp + TimeValue aTime; + osl_getSystemTime( &aTime ); + rtlRandomPool aRandomPool = rtl_random_createPool(); + rtl_random_addBytes(aRandomPool, &aTime, 8); + + // get 16 random chars out of it + uno::Sequence < sal_Int8 > aVector(16); + rtl_random_getBytes( aRandomPool, aVector.getArray(), aVector.getLength() ); + + rtl_random_destroyPool(aRandomPool); + + uno::Sequence< beans::NamedValue > aContainer(2); + uno::Sequence< beans::NamedValue > aGpgEncryptionData(3); + uno::Sequence< beans::NamedValue > aEncryptionData(1); + + // TODO fire certificate chooser dialog + uno::Reference< security::XDocumentDigitalSignatures > xSigner( + security::DocumentDigitalSignatures::createWithVersion( + comphelper::getProcessComponentContext(), "1.2" ) ); + + // The use may provide a description while choosing a certificate. + OUString aDescription; + uno::Reference< security::XCertificate > xSignCertificate= + xSigner->chooseCertificate(aDescription); + + uno::Sequence < sal_Int8 > aKeyID; + if (xSignCertificate.is()) + { + aKeyID = xSignCertificate->getSHA1Thumbprint(); + } + + aGpgEncryptionData[0].Name = "KeyId"; + aGpgEncryptionData[0].Value <<= aKeyID; + + aContainer[0].Name = "GpgInfos"; + aContainer[0].Value <<= aGpgEncryptionData; + aContainer[1].Name = "EncryptionKey"; + aContainer[1].Value <<= aEncryptionData; + + return aContainer; +} bool OStorageHelper::IsValidZipEntryFileName( const OUString& aName, bool bSlashAllowed ) { |