[Libreoffice-commits] core.git: comphelper/qa comphelper/source include/comphelper

Tomaž Vajngerl tomaz.vajngerl at collabora.co.uk
Fri Jul 6 16:26:18 UTC 2018


 comphelper/qa/unit/base64_test.cxx |   94 ++++++++++++++++++++-----------------
 comphelper/source/misc/base64.cxx  |   32 +++++++++---
 include/comphelper/base64.hxx      |    4 +
 3 files changed, 78 insertions(+), 52 deletions(-)

New commits:
commit 0d0bf4132d7cf81306a3de6592fce40ab69ef040
Author: Tomaž Vajngerl <tomaz.vajngerl at collabora.co.uk>
Date:   Wed Jun 27 00:39:34 2018 +0200

    base64: change impl. of encodig to also work with OStringBuffer
    
    + make test simpler and add a test case for the new behaviour
    
    Change-Id: Ifc743835f0cd634c79929ce22dc36b5a822a7e88
    Reviewed-on: https://gerrit.libreoffice.org/56969
    Tested-by: Jenkins
    Reviewed-by: Tomaž Vajngerl <quikee at gmail.com>

diff --git a/comphelper/qa/unit/base64_test.cxx b/comphelper/qa/unit/base64_test.cxx
index b3f2143d4a41..6a18682ca6bd 100644
--- a/comphelper/qa/unit/base64_test.cxx
+++ b/comphelper/qa/unit/base64_test.cxx
@@ -36,67 +36,77 @@
 #include <comphelper/base64.hxx>
 #include <sal/log.hxx>
 
-
-using namespace ::com::sun::star;
-using namespace ::com::sun::star::util;
-
+using namespace css;
+using namespace css::util;
 
 namespace {
 
-class Base64Test
-    : public ::CppUnit::TestFixture
+class Base64Test : public CppUnit::TestFixture
 {
 public:
 
-    void testBase64();
+    void testBase64Encode();
+    void testBase64Decode();
+    void testBase64EncodeForOStringBuffer();
 
     CPPUNIT_TEST_SUITE(Base64Test);
-    CPPUNIT_TEST(testBase64);
+    CPPUNIT_TEST(testBase64Encode);
+    CPPUNIT_TEST(testBase64Decode);
+    CPPUNIT_TEST(testBase64EncodeForOStringBuffer);
     CPPUNIT_TEST_SUITE_END();
-
-private:
 };
 
+void Base64Test::testBase64Encode()
+{
+    OUStringBuffer aBuffer;
+    uno::Sequence<sal_Int8> inputSequence;
 
+    inputSequence = { 0, 0, 0, 0, 0, 1, 2, 3 };
+    comphelper::Base64::encode(aBuffer, inputSequence);
+    CPPUNIT_ASSERT_EQUAL(OUString("AAAAAAABAgM="), aBuffer.makeStringAndClear());
 
-void doTestEncodeBase64(char const*const pis, const uno::Sequence<sal_Int8>& aPass)
-{
-    OUString const is(OUString::createFromAscii(pis));
-    OUStringBuffer buf;
-    comphelper::Base64::encode(buf, aPass);
-    SAL_INFO("sax.cppunit","" << buf.toString());
-    CPPUNIT_ASSERT_EQUAL(is, buf.makeStringAndClear());
+    inputSequence = { 5, 2, 3, 0, 0, 1, 2, 3 };
+    comphelper::Base64::encode(aBuffer, inputSequence);
+    CPPUNIT_ASSERT_EQUAL(OUString("BQIDAAABAgM="), aBuffer.makeStringAndClear());
+
+    inputSequence = { sal_Int8(sal_uInt8(200)), 31, 77, 111, 0, 1, 2, 3 };
+    comphelper::Base64::encode(aBuffer, inputSequence);
+    CPPUNIT_ASSERT_EQUAL(OUString("yB9NbwABAgM="), aBuffer.makeStringAndClear());
 }
 
-void doTestDecodeBase64(const uno::Sequence<sal_Int8>& aPass, char const*const pis)
+void Base64Test::testBase64Decode()
 {
-    OUString const is(OUString::createFromAscii(pis));
-    uno::Sequence< sal_Int8 > tempSequence;
-    comphelper::Base64::decode(tempSequence, is);
-    SAL_INFO("sax.cppunit","" << is);
-    bool b = (tempSequence==aPass);
-    CPPUNIT_ASSERT(b);
+    uno::Sequence<sal_Int8> decodedSequence;
+
+    uno::Sequence<sal_Int8> expectedSequence = { 0, 0, 0, 0, 0, 1, 2, 3 };
+    comphelper::Base64::decode(decodedSequence, "AAAAAAABAgM=");
+    CPPUNIT_ASSERT(std::equal(expectedSequence.begin(), expectedSequence.end(), decodedSequence.begin()));
+
+    expectedSequence = { 5, 2, 3, 0, 0, 1, 2, 3 };
+    comphelper::Base64::decode(decodedSequence, "BQIDAAABAgM=");
+    CPPUNIT_ASSERT(std::equal(expectedSequence.begin(), expectedSequence.end(), decodedSequence.begin()));
+
+    expectedSequence = { sal_Int8(sal_uInt8(200)), 31, 77, 111, 0, 1, 2, 3 };
+    comphelper::Base64::decode(decodedSequence, "yB9NbwABAgM=");
+    CPPUNIT_ASSERT(std::equal(expectedSequence.begin(), expectedSequence.end(), decodedSequence.begin()));
 }
 
-void Base64Test::testBase64()
+void Base64Test::testBase64EncodeForOStringBuffer()
 {
-    std::vector< sal_Int8 > tempSeq { 0, 0, 0, 0, 0, 1, 2, 3 };
-    uno::Sequence< sal_Int8 > tempSequence = comphelper::containerToSequence(tempSeq);
-    doTestEncodeBase64("AAAAAAABAgM=", tempSequence);
-    doTestDecodeBase64(tempSequence, "AAAAAAABAgM=");
-    tempSeq[0] = sal_Int8(5);
-    tempSeq[1] = sal_Int8(2);
-    tempSeq[2] = sal_Int8(3);
-    tempSequence = comphelper::containerToSequence(tempSeq);
-    doTestEncodeBase64("BQIDAAABAgM=", tempSequence);
-    doTestDecodeBase64(tempSequence, "BQIDAAABAgM=");
-    tempSeq[0] = sal_Int8(sal_uInt8(200));
-    tempSeq[1] = sal_Int8(31);
-    tempSeq[2] = sal_Int8(77);
-    tempSeq[3] = sal_Int8(111);
-    tempSequence = comphelper::containerToSequence(tempSeq);
-    doTestEncodeBase64("yB9NbwABAgM=", tempSequence);
-    doTestDecodeBase64(tempSequence, "yB9NbwABAgM=");
+    OStringBuffer aBuffer;
+    uno::Sequence<sal_Int8> inputSequence;
+
+    inputSequence = { 0, 0, 0, 0, 0, 1, 2, 3 };
+    comphelper::Base64::encode(aBuffer, inputSequence);
+    CPPUNIT_ASSERT_EQUAL(OString("AAAAAAABAgM="), OString(aBuffer.makeStringAndClear()));
+
+    inputSequence = { 5, 2, 3, 0, 0, 1, 2, 3 };
+    comphelper::Base64::encode(aBuffer, inputSequence);
+    CPPUNIT_ASSERT_EQUAL(OString("BQIDAAABAgM="), OString(aBuffer.makeStringAndClear()));
+
+    inputSequence = { sal_Int8(sal_uInt8(200)), 31, 77, 111, 0, 1, 2, 3 };
+    comphelper::Base64::encode(aBuffer, inputSequence);
+    CPPUNIT_ASSERT_EQUAL(OString("yB9NbwABAgM="), OString(aBuffer.makeStringAndClear()));
 }
 
 CPPUNIT_TEST_SUITE_REGISTRATION(Base64Test);
diff --git a/comphelper/source/misc/base64.cxx b/comphelper/source/misc/base64.cxx
index e7f20cdfa693..4e3a6bc6ef00 100644
--- a/comphelper/source/misc/base64.cxx
+++ b/comphelper/source/misc/base64.cxx
@@ -21,7 +21,6 @@
 
 #include <com/sun/star/uno/Sequence.hxx>
 
-#include <rtl/ustrbuf.hxx>
 #include <rtl/math.hxx>
 #include <sal/log.hxx>
 #include <osl/diagnose.h>
@@ -61,7 +60,7 @@ const
 //    p   q   r   s   t   u   v   w   x   y   z
 
 
-void ThreeByteToFourByte(const sal_Int8* pBuffer, const sal_Int32 nStart, const sal_Int32 nFullLen, OUStringBuffer& sBuffer)
+void ThreeByteToFourByte(const sal_Int8* pBuffer, const sal_Int32 nStart, const sal_Int32 nFullLen, sal_Char* aCharBuffer)
 {
     sal_Int32 nLen(nFullLen - nStart);
     if (nLen > 3)
@@ -94,24 +93,37 @@ void ThreeByteToFourByte(const sal_Int8* pBuffer, const sal_Int32 nStart, const
         break;
     }
 
-    sal_Unicode buf[] = { '=', '=', '=', '=' };
+    aCharBuffer[0] = aCharBuffer[1] = aCharBuffer[2] = aCharBuffer[3] = '=';
 
     sal_uInt8 nIndex (static_cast<sal_uInt8>((nBinaer & 0xFC0000) >> 18));
-    buf[0] = aBase64EncodeTable [nIndex];
+    aCharBuffer[0] = aBase64EncodeTable [nIndex];
 
     nIndex = static_cast<sal_uInt8>((nBinaer & 0x3F000) >> 12);
-    buf[1] = aBase64EncodeTable [nIndex];
+    aCharBuffer[1] = aBase64EncodeTable [nIndex];
     if (nLen > 1)
     {
         nIndex = static_cast<sal_uInt8>((nBinaer & 0xFC0) >> 6);
-        buf[2] = aBase64EncodeTable [nIndex];
+        aCharBuffer[2] = aBase64EncodeTable [nIndex];
         if (nLen > 2)
         {
             nIndex = static_cast<sal_uInt8>((nBinaer & 0x3F));
-            buf[3] = aBase64EncodeTable [nIndex];
+            aCharBuffer[3] = aBase64EncodeTable [nIndex];
         }
     }
-    sBuffer.append(buf, SAL_N_ELEMENTS(buf));
+}
+
+void Base64::encode(OStringBuffer& aStrBuffer, const uno::Sequence<sal_Int8>& aPass)
+{
+    sal_Int32 i(0);
+    sal_Int32 nBufferLength(aPass.getLength());
+    const sal_Int8* pBuffer = aPass.getConstArray();
+    while (i < nBufferLength)
+    {
+        sal_Char aCharBuffer[4];
+        ThreeByteToFourByte(pBuffer, i, nBufferLength, aCharBuffer);
+        aStrBuffer.append(aCharBuffer, SAL_N_ELEMENTS(aCharBuffer));
+        i += 3;
+    }
 }
 
 void Base64::encode(OUStringBuffer& aStrBuffer, const uno::Sequence<sal_Int8>& aPass)
@@ -121,7 +133,9 @@ void Base64::encode(OUStringBuffer& aStrBuffer, const uno::Sequence<sal_Int8>& a
     const sal_Int8* pBuffer = aPass.getConstArray();
     while (i < nBufferLength)
     {
-        ThreeByteToFourByte(pBuffer, i, nBufferLength, aStrBuffer);
+        sal_Char aCharBuffer[4];
+        ThreeByteToFourByte(pBuffer, i, nBufferLength, aCharBuffer);
+        aStrBuffer.appendAscii(aCharBuffer, SAL_N_ELEMENTS(aCharBuffer));
         i += 3;
     }
 }
diff --git a/include/comphelper/base64.hxx b/include/comphelper/base64.hxx
index 3452094e72d7..cfa80bf39a25 100644
--- a/include/comphelper/base64.hxx
+++ b/include/comphelper/base64.hxx
@@ -23,8 +23,8 @@
 #include <comphelper/comphelperdllapi.h>
 
 #include <sal/types.h>
-#include <rtl/ustring.hxx>
 #include <rtl/ustrbuf.hxx>
+#include <rtl/strbuf.hxx>
 #include <com/sun/star/uno/Sequence.h>
 
 namespace comphelper {
@@ -35,6 +35,8 @@ public:
     /** encodes the given byte sequence into Base64 */
     static void encode(OUStringBuffer& aStrBuffer, const css::uno::Sequence<sal_Int8>& aPass);
 
+    static void encode(OStringBuffer& aStrBuffer, const css::uno::Sequence<sal_Int8>& aPass);
+
     // Decode a base 64 encoded string into a sequence of bytes. The first
     // version can be used for attribute values only, because it does not
     // return any chars left from conversion.


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