Update documentation

Added additional asserts

1 files changed, 11 insertions, 3 deletions

diff --git a/integer.cpp b/integer.cpp
index 4549ace9..9aa67826 100644
--- a/integer.cpp
+++ b/integer.cpp
@@ -2971,6 +2971,7 @@ Integer::Integer(BufferedTransformation &encodedInteger, size_t byteCount, Signe
 

 Integer::Integer(const byte *encodedInteger, size_t byteCount, Signedness s, ByteOrder o)

 {

+	CRYPTOPP_ASSERT(encodedInteger && byteCount); // NULL buffer

 	CRYPTOPP_ASSERT(o == BIG_ENDIAN_ORDER || o == LITTLE_ENDIAN_ORDER);

 

 	if (o == LITTLE_ENDIAN_ORDER)

@@ -3313,6 +3314,7 @@ unsigned int Integer::BitCount() const
 

 void Integer::Decode(const byte *input, size_t inputLen, Signedness s)

 {

+	CRYPTOPP_ASSERT(input && inputLen); // NULL buffer

 	StringStore store(input, inputLen);

 	Decode(store, inputLen, s);

 }

@@ -3368,7 +3370,8 @@ size_t Integer::MinEncodedSize(Signedness signedness) const
 

 void Integer::Encode(byte *output, size_t outputLen, Signedness signedness) const

 {

-	CRYPTOPP_ASSERT(output && outputLen);

+	CRYPTOPP_ASSERT(output && outputLen);            // NULL buffer

+	CRYPTOPP_ASSERT(outputLen >= MinEncodedSize());  // Undersized buffer

 	ArraySink sink(output, outputLen);

 	Encode(sink, outputLen, signedness);

 }

@@ -3397,6 +3400,7 @@ void Integer::DEREncode(BufferedTransformation &bt) const
 

 void Integer::BERDecode(const byte *input, size_t len)

 {

+	CRYPTOPP_ASSERT(input && len); // NULL buffer

 	StringStore store(input, len);

 	BERDecode(store);

 }

@@ -3426,9 +3430,11 @@ void Integer::BERDecodeAsOctetString(BufferedTransformation &bt, size_t length)
 	dec.MessageEnd();

 }

 

-size_t Integer::OpenPGPEncode(byte *output, size_t len) const

+size_t Integer::OpenPGPEncode(byte *output, size_t bufferSize) const

 {

-	ArraySink sink(output, len);

+	CRYPTOPP_ASSERT(output && bufferSize);            // NULL buffer

+	CRYPTOPP_ASSERT(bufferSize >= MinEncodedSize());  // Undersized buffer

+	ArraySink sink(output, bufferSize);

 	return OpenPGPEncode(sink);

 }

 

@@ -3443,6 +3449,7 @@ size_t Integer::OpenPGPEncode(BufferedTransformation &bt) const
 

 void Integer::OpenPGPDecode(const byte *input, size_t len)

 {

+	CRYPTOPP_ASSERT(input && len);  // NULL buffer

 	StringStore store(input, len);

 	OpenPGPDecode(store);

 }

@@ -3498,6 +3505,7 @@ public:
 

 	void GenerateBlock(byte *output, size_t size)

 	{

+		CRYPTOPP_ASSERT(output && size); // NULL buffer

 		PutWord(false, BIG_ENDIAN_ORDER, m_counterAndSeed, m_counter);

 		++m_counter;

 		P1363_KDF2<SHA1>::DeriveKey(output, size, m_counterAndSeed, m_counterAndSeed.size(), NULL, 0);