static
YR_RULES*
loadYaraRules
(
RPU8 buffer,
RU32 bufferSize
)
{
YR_RULES* rules = NULL;
YR_STREAM stream = { 0 };
stream.read = _yara_stream_read;
stream.write = _yara_stream_write;
if( NULL != ( stream.user_data = rpal_blob_createFromBuffer( buffer, bufferSize ) ) )
{
if( ERROR_SUCCESS != yr_rules_load_stream( &stream, &rules ) )
{
rules = NULL;
}
rpal_blob_freeWrapperOnly( stream.user_data );
}
return rules;
}
RVOID
rpal_stringbuffer_freeWrapper
(
rString pStringBuffer
)
{
if( rpal_memory_isValid( pStringBuffer ) )
{
rpal_blob_freeWrapperOnly( ( (_rString*)pStringBuffer )->blob );
rpal_memory_free( pStringBuffer );
}
}
static
RBOOL
postHttp
(
RPCHAR location,
RPCHAR params,
RBOOL isEnforceCert,
RPVOID* receivedData,
RU32* receivedSize
)
{
RBOOL isSuccess = FALSE;
CURL* curlCtx = NULL;
RU32 timeout = ( 1000 * 10 );
RCHAR userAgent[] = "rpHCP";
rBlob dataReceived = NULL;
RBOOL isDataReturned = FALSE;
CURLcode curlError = CURLE_OK;
if( NULL != location )
{
if( NULL != ( dataReceived = rpal_blob_create( 0, 0 ) ) )
{
if( NULL != ( curlCtx = curl_easy_init() ) )
{
rpal_debug_info( "posting to %s", location );
if( CURLE_OK == ( curlError = curl_easy_setopt( curlCtx, CURLOPT_URL, location ) ) &&
CURLE_OK == ( curlError = curl_easy_setopt( curlCtx, CURLOPT_USERAGENT, userAgent ) ) &&
CURLE_OK == ( curlError = curl_easy_setopt( curlCtx, CURLOPT_POSTFIELDS, params ) ) &&
CURLE_OK == ( curlError = curl_easy_setopt( curlCtx, CURLOPT_WRITEFUNCTION, (RPVOID)_curlToBuffer ) ) &&
CURLE_OK == ( curlError = curl_easy_setopt( curlCtx, CURLOPT_WRITEDATA, (RPVOID)dataReceived ) ) &&
CURLE_OK == ( curlError = curl_easy_setopt( curlCtx, CURLOPT_NOSIGNAL, 1 ) ) )
{
if( CURLE_OK == ( curlError = curl_easy_perform( curlCtx ) ) )
{
isSuccess = TRUE;
if( NULL != receivedData )
{
*receivedData = rpal_blob_getBuffer( dataReceived );
isDataReturned = TRUE;
}
if( NULL != receivedSize )
{
*receivedSize = rpal_blob_getSize( dataReceived );
}
}
else
{
rpal_debug_warning( "error performing post: %d", curlError );
}
}
else
{
rpal_debug_error( "error setting curl options: %d", curlError );
}
curl_easy_cleanup( curlCtx );
}
else
{
rpal_debug_error( "error creating curl context" );
}
if( !isDataReturned )
{
rpal_blob_free( dataReceived );
}
else
{
rpal_blob_freeWrapperOnly( dataReceived );
}
}
}
return isSuccess;
}