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MarshallerUtil.cpp
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MarshallerUtil.cpp
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/*
* PKCS#11 library for .Net smart cards
* Copyright (C) 2007-2009 Gemalto <support@gemalto.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
*/
#include "MarshallerUtil.h"
#include "Except.h"
MARSHALLER_NS_BEGIN
#define SUPPORT_BETA_VERSION
/*
*/
u2 MarshallerUtil::ComReadU2At( u1Array & a_Buffer, const u4& a_Position ) {
if( (u8)( a_Position + sizeof( u2 ) ) > (u8)a_Buffer.GetLength( ) ) {
throw ArgumentOutOfRangeException( (char*)"" );
}
u1* p = a_Buffer.GetBuffer();
return (u2)( ( ( (u2) p[ a_Position ] ) << 8 ) + p[ a_Position + 1 ] );
}
/*
*/
u4 MarshallerUtil::ComReadU4At( u1Array& a_Buffer, const u4& a_Position ) {
if( (u8)( a_Position + sizeof( u4 ) ) > (u8)a_Buffer.GetLength()) {
throw ArgumentOutOfRangeException( (char*)"" );
}
u1* p = a_Buffer.GetBuffer();
return (u4)( ( ( (u4)p[ a_Position ] ) << 24) + ( ( (u4)p[ a_Position + 1 ] ) << 16 ) + ( ( (u4) p[ a_Position + 2 ] ) << 8 ) + p[ a_Position + 3 ] );
}
/*
*/
u8 MarshallerUtil::ComReadU8At( u1Array& a_Buffer, const u4& a_Position ) {
if( (u8)( a_Position + sizeof( u8 ) ) > (u8)a_Buffer.GetLength( ) ) {
throw ArgumentOutOfRangeException( (char*)"" );
}
u1* p = a_Buffer.GetBuffer( );
u1 b1 = p[ a_Position ];
u1 b2 = p[ a_Position + 1 ];
u1 b3 = p[ a_Position + 2 ];
u1 b4 = p[ a_Position + 3 ];
u1 b5 = p[ a_Position + 4 ];
u1 b6 = p[ a_Position + 5 ];
u1 b7 = p[ a_Position + 6 ];
u1 b8 = p[ a_Position + 7 ];
return ( ( (u8) b1 << 56 ) | ( (u8) b2 << 48 ) | ( (u8)b3 << 40 ) | ( (u8)b4 << 32 ) | ( (u8)b5 << 24 ) | ( (u8)b6 << 16 ) | ( (u8)b7 << 8 ) | b8 );
}
/*
*/
void MarshallerUtil::ProcessException( u1Array& a_Answer, const u4& a_ProtocolOffset ) {
u4 exceptionNamespace;
u4 exceptionName;
char* chst = NULL;
try {
exceptionNamespace = ComReadU4At( a_Answer, a_ProtocolOffset + 0 );
exceptionName = ComReadU2At( a_Answer, a_ProtocolOffset + 4 );
if( a_Answer.GetLength( ) > ( a_ProtocolOffset + 6 ) ) {
u2 strLen = ComReadU2At( a_Answer, a_ProtocolOffset + 6 );
if ((strLen > 0) && (strLen != 0xFFFF)) {
u2 len = ComputeLPSTRLength( a_Answer, a_ProtocolOffset + 8, strLen );
chst = new char[ len + 1 ];
chst[len] = '\0';
UTF8Decode( a_Answer, a_ProtocolOffset + 8, strLen, chst );
}
}
} catch (...) {
// someone is messing with the protocol
if( chst ) {
delete[ ] chst;
}
throw RemotingException( (char*)"" );
}
if( !chst ) {
// prepare empty string
chst = new char[1];
chst[0] = '\0';
}
// create a string object on the stack.
// when exception is thrown the exception object is copied on
// a temporary location and live till used by catch block
//
// it is not a good idea to pass chst as a parameter of exception object
// as there will be no way to delete it.
std::string chstr( chst );
delete[ ] chst;
switch( exceptionNamespace ) {
case HIVECODE_NAMESPACE_SYSTEM:
{
switch( exceptionName ) {
case (u2)HIVECODE_TYPE_SYSTEM_EXCEPTION:
throw Exception(chstr);
case (u2)HIVECODE_TYPE_SYSTEM_SYSTEMEXCEPTION:
throw SystemException(chstr);
case (u2)HIVECODE_TYPE_SYSTEM_OUTOFMEMORYEXCEPTION:
throw OutOfMemoryException(chstr);
case (u2)HIVECODE_TYPE_SYSTEM_ARGUMENTEXCEPTION:
throw ArgumentException(chstr);
case (u2)HIVECODE_TYPE_SYSTEM_ARGUMENTNULLEXCEPTION:
throw ArgumentNullException(chstr);
case (u2)HIVECODE_TYPE_SYSTEM_NULLREFERENCEEXCEPTION:
throw NullReferenceException(chstr);
case (u2)HIVECODE_TYPE_SYSTEM_ARGUMENTOUTOFRANGEEXCEPTION:
throw ArgumentOutOfRangeException(chstr);
case (u2)HIVECODE_TYPE_SYSTEM_NOTSUPPORTEDEXCEPTION:
throw NotSupportedException(chstr);
case (u2)HIVECODE_TYPE_SYSTEM_INVALIDCASTEXCEPTION:
throw InvalidCastException(chstr);
case (u2)HIVECODE_TYPE_SYSTEM_INVALIDOPERATIONEXCEPTION:
throw InvalidOperationException(chstr);
case (u2)HIVECODE_TYPE_SYSTEM_NOTIMPLEMENTEDEXCEPTION:
throw NotImplementedException(chstr);
case (u2)HIVECODE_TYPE_SYSTEM_OBJECTDISPOSEDEXCEPTION:
throw ObjectDisposedException(chstr);
case (u2)HIVECODE_TYPE_SYSTEM_UNAUTHORIZEDACCESSEXCEPTION:
throw UnauthorizedAccessException(chstr);
case (u2)HIVECODE_TYPE_SYSTEM_INDEXOUTOFRANGEEXCEPTION:
throw IndexOutOfRangeException(chstr);
case (u2)HIVECODE_TYPE_SYSTEM_FORMATEXCEPTION:
throw FormatException(chstr);
case (u2)HIVECODE_TYPE_SYSTEM_ARITHMETICEXCEPTION:
throw ArithmeticException(chstr);
case (u2)HIVECODE_TYPE_SYSTEM_OVERFLOWEXCEPTION:
throw OverflowException(chstr);
case (u2)HIVECODE_TYPE_SYSTEM_BADIMAGEFORMATEXCEPTION:
throw BadImageFormatException(chstr);
case (u2)HIVECODE_TYPE_SYSTEM_APPLICATIONEXCEPTION:
throw ApplicationException(chstr);
case (u2)HIVECODE_TYPE_SYSTEM_ARRAYTYPEMISMATCHEXCEPTION:
throw ArrayTypeMismatchException(chstr);
case (u2)HIVECODE_TYPE_SYSTEM_DIVIDEBYZEROEXCEPTION:
throw DivideByZeroException(chstr);
case (u2)HIVECODE_TYPE_SYSTEM_MEMBERACCESSEXCEPTION:
throw MemberAccessException(chstr);
case (u2)HIVECODE_TYPE_SYSTEM_MISSINGMEMBEREXCEPTION:
throw MissingMemberException(chstr);
case (u2)HIVECODE_TYPE_SYSTEM_MISSINGFIELDEXCEPTION:
throw MissingFieldException(chstr);
case (u2)HIVECODE_TYPE_SYSTEM_MISSINGMETHODEXCEPTION:
throw MissingMethodException(chstr);
case (u2)HIVECODE_TYPE_SYSTEM_RANKEXCEPTION:
throw RankException(chstr);
case (u2)HIVECODE_TYPE_SYSTEM_STACKOVERFLOWEXCEPTION:
throw StackOverflowException(chstr);
case (u2)HIVECODE_TYPE_SYSTEM_TYPELOADEXCEPTION:
throw TypeLoadException(chstr);
}
}
break;
case HIVECODE_NAMESPACE_SYSTEM_IO:
{
switch(exceptionName) {
case (u2)HIVECODE_TYPE_SYSTEM_IO_IOEXCEPTION:
throw IOException(chstr);
case (u2)HIVECODE_TYPE_SYSTEM_IO_DIRECTORYNOTFOUNDEXCEPTION:
throw DirectoryNotFoundException(chstr);
case (u2)HIVECODE_TYPE_SYSTEM_IO_FILENOTFOUNDEXCEPTION:
throw FileNotFoundException(chstr);
}
}
break;
case HIVECODE_NAMESPACE_SYSTEM_SECURITY:
{
switch(exceptionName){
case (u2)HIVECODE_TYPE_SYSTEM_SECURITY_SECURITYEXCEPTION:
throw SecurityException(chstr);
case (u2)HIVECODE_TYPE_SYSTEM_SECURITY_VERIFICATIONEXCEPTION:
throw VerificationException(chstr);
}
}
break;
case HIVECODE_NAMESPACE_SYSTEM_RUNTIME_REMOTING:
{
switch(exceptionName){
case (u2)HIVECODE_TYPE_SYSTEM_RUNTIME_REMOTING_REMOTINGEXCEPTION:
throw RemotingException(chstr);
}
}
break;
case HIVECODE_NAMESPACE_SYSTEM_RUNTIME_SERIALIZATION:
{
switch(exceptionName){
case (u2)HIVECODE_TYPE_SYSTEM_RUNTIME_SERIALIZATION_SERIALIZATIONEXCEPTION:
throw SerializationException(chstr);
}
}
break;
case HIVECODE_NAMESPACE_SYSTEM_SECURITY_CRYPTOGRAPHY:
{
switch(exceptionName){
case (u2)HIVECODE_TYPE_SYSTEM_SECURITY_CRYPTOGRAPHY_CRYPTOGRAPHICEXCEPTION:
throw CryptographicException(chstr);
}
}
break;
}
// custom exception from the card application or someone is messing with the protocol
// no means of translation.
throw Exception( chstr );
}
/*
*/
u4 MarshallerUtil::CheckForException( u1Array& a_Answer, const u4& a_NameSpace, const u2& a_Type ) {
u1 protocolAnswerPrefix = a_Answer.ReadU1At( 0 );
#ifdef SUPPORT_BETA_VERSION
if( protocolAnswerPrefix == 0 ) {
// beta version protocol (namespace & type systematically returned)
if( ( ComReadU4At( a_Answer, 0 ) != a_NameSpace ) || ( ComReadU2At( a_Answer, 4 ) != a_Type ) ) {
ProcessException( a_Answer, 0 );
}
// skip namespace & type
return ( 4 + 2 );
}
#endif
// new protocol
if( protocolAnswerPrefix != 0x01 ) {
if( protocolAnswerPrefix == 0xFF ) {
// exception info expected in the buffer
ProcessException( a_Answer, 1 );
} else {
// someone is messing with the protocol
throw RemotingException( (char*)"" );
}
}
// skip return type info (protocolAnswerPrefix: 0x01 = ok, 0xFF = exception)
return 1;
}
/*
*/
void MarshallerUtil::ProcessByReferenceArguments( const u1& a_Type, u1Array* a_DataArray, u4* a_OffsetPtr, va_list* a_MarkerPtr, const u1& a_isIn ) {
//va_list marker = *markerPtr;
u4 offset = *a_OffsetPtr;
switch( a_Type ) {
case MARSHALLER_TYPE_REF_BOOL:
case MARSHALLER_TYPE_REF_U1:
case MARSHALLER_TYPE_REF_S1:
{
u1* val = va_arg( *a_MarkerPtr, u1* );
if( !val ) {
throw NullReferenceException( (char*)"" );
}
if( a_isIn ) {
*a_DataArray += *val;
} else {
*val = (*a_DataArray).ReadU1At( offset );
}
offset += sizeof( u1 );
}
break;
case MARSHALLER_TYPE_REF_CHAR:
case MARSHALLER_TYPE_REF_U2:
case MARSHALLER_TYPE_REF_S2:
{
u2* val = va_arg( *a_MarkerPtr, u2* );
if( !val ) {
throw NullReferenceException( (char*)"" );
}
if( a_isIn ) {
*a_DataArray += *val;
} else {
*val = ComReadU2At( *a_DataArray, offset );
}
offset += sizeof( u2 );
}
break;
case MARSHALLER_TYPE_REF_U4:
case MARSHALLER_TYPE_REF_S4:
{
u4* val = va_arg( *a_MarkerPtr, u4* );
if( !val ) {
throw NullReferenceException( (char*)"" );
}
if( a_isIn ) {
*a_DataArray += *val;
} else {
*val = ComReadU4At( *a_DataArray, offset );
}
offset += sizeof( u4 );
}
break;
case MARSHALLER_TYPE_REF_U8:
case MARSHALLER_TYPE_REF_S8:
{
u8* val = va_arg( *a_MarkerPtr, u8* );
if ( !val ) {
throw NullReferenceException( (char*)"" );
}
if ( a_isIn ) {
*a_DataArray += *val;
} else {
*val = ComReadU8At( *a_DataArray, offset );
}
offset += sizeof( u8 );
}
break;
case MARSHALLER_TYPE_REF_STRING:
{
std::string** val = va_arg( *a_MarkerPtr, std::string** );
if ( !val ) {
throw NullReferenceException( (char*)"" );
}
if ( a_isIn ) {
offset += sizeof(u2);
if( *val ) {
offset += ComputeUTF8Length((char*)((*val)->c_str()));
}
(*a_DataArray).Append(*val);
} else {
u2 len = ComReadU2At(*a_DataArray, offset);
offset += sizeof(u2);
if (len == 0xFFFF) {
*val = NULL;
} else {
// store result
u2 l = ComputeLPSTRLength(*a_DataArray, offset, len);
char* chstr = new char[l + 1];
try {
chstr[l] = '\0';
UTF8Decode(*a_DataArray, offset, len, chstr);
*val = new std::string(chstr);
} catch (...) {
delete[] chstr;
throw;
}
delete[] chstr;
offset += len;
}
}
}
break;
case MARSHALLER_TYPE_REF_S1ARRAY:
case MARSHALLER_TYPE_REF_BOOLARRAY:
case MARSHALLER_TYPE_REF_U1ARRAY:
{
u1Array** val = va_arg(*a_MarkerPtr, u1Array**);
if ( !val ) {
throw NullReferenceException( (char*)"" );
}
if ( a_isIn ) {
offset += sizeof(u4);
if( !(*val)->IsNull( ) ) {
u4 valLen = (*val)->GetLength();
u1* valBuf = (*val)->GetBuffer();
*a_DataArray += valLen;
for(u4 v = 0; v < valLen; v++) {
*a_DataArray += valBuf[v];
}
offset += (sizeof(u1) * valLen);
} else {
*a_DataArray += 0xFFFFFFFF;
}
} else {
u4 len = ComReadU4At(*a_DataArray, offset);
offset += sizeof(u4);
u1Array* refArray = NULL;
try {
if (len == 0xFFFFFFFF) {
refArray = new u1Array();
} else {
refArray = new u1Array(len);
for (u4 i = 0; i < len; i++) {
refArray->SetU1At(i, a_DataArray->ReadU1At(offset));
offset += sizeof(u1);
}
}
} catch (...) {
if ( refArray ) {
delete refArray;
}
throw;
}
if( *val ) {
// perform cleanup
delete *val;
}
*val = refArray;
}
}
break;
case MARSHALLER_TYPE_REF_S2ARRAY:
case MARSHALLER_TYPE_REF_U2ARRAY:
{
u2Array** val = va_arg(*a_MarkerPtr, u2Array**);
if ( !val ) {
throw NullReferenceException( (char*)"" );
}
if ( a_isIn ) {
offset += sizeof(u4);
if( !(*val)->IsNull( ) ) {
u4 valLen = (*val)->GetLength();
u2* valBuf = (*val)->GetBuffer();
*a_DataArray += valLen;
for(u4 v = 0; v < valLen; v++) {
*a_DataArray += valBuf[v];
}
offset += (sizeof(u2) * valLen);
} else {
*a_DataArray += 0xFFFFFFFF;
}
} else {
u4 len = ComReadU4At(*a_DataArray, offset);
offset += sizeof(u4);
u2Array* refArray = NULL;
try {
if (len == 0xFFFFFFFF) {
refArray = new u2Array(-1);
} else {
refArray = new u2Array(len);
for (u4 i = 0; i < len; i++) {
refArray->SetU2At(i, ComReadU2At(*a_DataArray, offset));
offset += sizeof(u2);
}
}
} catch (...) {
if ( refArray ) {
delete refArray;
}
throw;
}
if( *val ) {
// perform cleanup
delete *val;
}
*val = refArray;
}
}
break;
case MARSHALLER_TYPE_REF_S4ARRAY:
case MARSHALLER_TYPE_REF_U4ARRAY:
{
u4Array** val = va_arg(*a_MarkerPtr, u4Array**);
if ( !val ) {
throw NullReferenceException( (char*)"" );
}
if ( a_isIn ) {
offset += sizeof(u4);
if( !(*val)->IsNull( ) ) {
u4 valLen = (*val)->GetLength();
u4* valBuf = (*val)->GetBuffer();
*a_DataArray += valLen;
for(u4 v = 0; v < valLen; v++) {
*a_DataArray += valBuf[v];
}
offset += (sizeof(u4) * valLen);
} else {
*a_DataArray += 0xFFFFFFFF;
}
} else {
u4 len = ComReadU4At(*a_DataArray, offset);
offset += sizeof(u4);
u4Array* refArray = NULL;
try {
if (len == 0xFFFFFFFF) {
refArray = new u4Array(-1);
} else {
refArray = new u4Array(len);
for (u4 i = 0; i < len; i++) {
refArray->SetU4At(i, ComReadU4At(*a_DataArray, offset));
offset += sizeof(u4);
}
}
} catch (...) {
if ( refArray ) {
delete refArray;
}
throw;
}
if( *val ) {
// perform cleanup
delete *val;
}
*val = refArray;
}
}
break;
case MARSHALLER_TYPE_REF_S8ARRAY:
case MARSHALLER_TYPE_REF_U8ARRAY:
{
u8Array** val = va_arg(*a_MarkerPtr, u8Array**);
if ( !val ) {
throw NullReferenceException( (char*)"" );
}
if ( a_isIn ) {
offset += sizeof(u4);
if (!(*val)->IsNull() ) {
u4 valLen = (*val)->GetLength();
u8* valBuf = (*val)->GetBuffer();
*a_DataArray += valLen;
for(u4 v = 0; v < valLen; v++) {
*a_DataArray += valBuf[v];
}
offset += (sizeof(u8) * valLen);
} else {
*a_DataArray += 0xFFFFFFFF;
}
} else {
u4 len = ComReadU4At(*a_DataArray, offset);
offset += sizeof(u4);
u8Array* refArray = NULL;
try {
if (len == 0xFFFFFFFF) {
refArray = new u8Array(-1);
} else {
refArray = new u8Array(len);
for (u4 i = 0; i < len; i++) {
refArray->SetU8At(i, ComReadU8At(*a_DataArray, offset));
offset += sizeof(u4);
}
}
} catch (...) {
if ( refArray ) {
delete refArray;
}
throw;
}
if( *val ) {
// perform cleanup
delete *val;
}
*val = refArray;
}
}
break;
default:
{
if ( a_isIn ) {
throw Exception("Un-recognized input argument type");
} else {
throw Exception("Un-recognized byref argument type");
}
}
break;
}
*a_OffsetPtr = offset;
}
/*
*/
void MarshallerUtil::ProcessOutputArguments( const u1& a_Type, u1Array* a_AnswerPtr, u4* a_OffsetPtr, va_list* a_MarkerPtr ) {
switch( a_Type ) {
case MARSHALLER_TYPE_IN_BOOL:
case MARSHALLER_TYPE_IN_S1:
case MARSHALLER_TYPE_IN_U1:
case MARSHALLER_TYPE_IN_CHAR:
case MARSHALLER_TYPE_IN_S2:
case MARSHALLER_TYPE_IN_U2:
case MARSHALLER_TYPE_IN_S4:
case MARSHALLER_TYPE_IN_U4:
case MARSHALLER_TYPE_IN_STRING:
case MARSHALLER_TYPE_IN_MEMORYSTREAM:
case MARSHALLER_TYPE_IN_BOOLARRAY:
case MARSHALLER_TYPE_IN_S1ARRAY:
case MARSHALLER_TYPE_IN_U1ARRAY:
case MARSHALLER_TYPE_IN_CHARARRAY:
case MARSHALLER_TYPE_IN_S2ARRAY:
case MARSHALLER_TYPE_IN_U2ARRAY:
case MARSHALLER_TYPE_IN_S4ARRAY:
case MARSHALLER_TYPE_IN_U4ARRAY:
case MARSHALLER_TYPE_IN_S8ARRAY:
case MARSHALLER_TYPE_IN_U8ARRAY:
case MARSHALLER_TYPE_IN_STRINGARRAY:
{
// ignore input argument (slot size = 4 bytes)
va_arg( *a_MarkerPtr, u4 );
}
break;
case MARSHALLER_TYPE_IN_S8:
case MARSHALLER_TYPE_IN_U8:
{
// ignore input argument (slot size = 8 bytes)
va_arg( *a_MarkerPtr, u8 );
}
break;
default:
ProcessByReferenceArguments( a_Type, a_AnswerPtr, a_OffsetPtr, a_MarkerPtr, false );
break;
}
}
/*
*/
u4 MarshallerUtil::ProcessReturnType( const u1& a_Type, u1Array* a_AnswerPtr, va_list* a_MarkerPtr ) {
u1Array answer = *a_AnswerPtr;
u4 offset = 0;
switch( a_Type ) {
// void (can happen for the method return param)
case MARSHALLER_TYPE_RET_VOID:
{
if (answer.GetLength() > 0) {
#ifdef SUPPORT_BETA_VERSION
if (answer.ReadU1At(0) == 0x00) {
// beta version protocol
ProcessException(answer, 0);
}
#endif
// new protocol
ProcessException(answer, 1);
}
}
break;
case MARSHALLER_TYPE_RET_BOOL:
{
offset += CheckForException(answer, HIVECODE_NAMESPACE_SYSTEM, HIVECODE_TYPE_SYSTEM_BOOLEAN);
u1* valToReturn = va_arg(*a_MarkerPtr, u1*);
if (answer.ReadU1At(offset) == 0) {
*valToReturn = FALSE;
} else {
*valToReturn = TRUE;
}
offset += sizeof(u1);
}
break;
case MARSHALLER_TYPE_RET_S1:
{
offset += CheckForException(answer, HIVECODE_NAMESPACE_SYSTEM, HIVECODE_TYPE_SYSTEM_SBYTE);
s1* valToReturn = va_arg(*a_MarkerPtr, s1*);
*valToReturn = answer.ReadU1At(offset);
offset += sizeof(u1);
}
break;
case MARSHALLER_TYPE_RET_U1:
{
offset += CheckForException(answer, HIVECODE_NAMESPACE_SYSTEM, HIVECODE_TYPE_SYSTEM_BYTE);
u1* valToReturn = va_arg(*a_MarkerPtr, u1*);
*valToReturn = answer.ReadU1At(offset);
offset += sizeof(u1);
}
break;
case MARSHALLER_TYPE_RET_CHAR:
{
offset += CheckForException(answer, HIVECODE_NAMESPACE_SYSTEM, HIVECODE_TYPE_SYSTEM_CHAR);
char* valToReturn = va_arg(*a_MarkerPtr, char*);
*valToReturn = (char)ComReadU2At(answer, offset);
offset += sizeof(u2);
}
break;
case MARSHALLER_TYPE_RET_S2:
{
offset += CheckForException(answer, HIVECODE_NAMESPACE_SYSTEM, HIVECODE_TYPE_SYSTEM_INT16);
s2* valToReturn = va_arg(*a_MarkerPtr, s2*);
*valToReturn = ComReadU2At(answer, offset);
offset += sizeof(u2);
}
break;
case MARSHALLER_TYPE_RET_U2:
{
offset += CheckForException(answer, HIVECODE_NAMESPACE_SYSTEM, HIVECODE_TYPE_SYSTEM_UINT16);
u2* valToReturn = va_arg(*a_MarkerPtr, u2*);
*valToReturn = ComReadU2At(answer, offset);
offset += sizeof(u2);
}
break;
case MARSHALLER_TYPE_RET_S4:
{
offset += CheckForException(answer, HIVECODE_NAMESPACE_SYSTEM, HIVECODE_TYPE_SYSTEM_INT32);
s4* valToReturn = va_arg(*a_MarkerPtr, s4*);
*valToReturn = ComReadU4At(answer, offset);
offset += sizeof(u4);
}
break;
case MARSHALLER_TYPE_RET_U4:
{
offset += CheckForException(answer, HIVECODE_NAMESPACE_SYSTEM, HIVECODE_TYPE_SYSTEM_UINT32);
u4* valToReturn = va_arg(*a_MarkerPtr, u4*);
*valToReturn = ComReadU4At(answer, offset);
offset += sizeof(u4);
}
break;
case MARSHALLER_TYPE_RET_S8:
{
offset += CheckForException(answer, HIVECODE_NAMESPACE_SYSTEM, HIVECODE_TYPE_SYSTEM_INT64);
s8* valToReturn = va_arg(*a_MarkerPtr, s8*);
*valToReturn = ComReadU8At(answer, offset);
offset += sizeof(u8);
}
break;
case MARSHALLER_TYPE_RET_U8:
{
offset += CheckForException(answer, HIVECODE_NAMESPACE_SYSTEM, HIVECODE_TYPE_SYSTEM_UINT64);
u8* valToReturn = va_arg(*a_MarkerPtr, u8*);
*valToReturn = ComReadU8At(answer, offset);
offset += sizeof(u8);
}
break;
case MARSHALLER_TYPE_RET_STRING: