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@media only all and (prefers-color-scheme: dark) {
.highlight .hll { background-color: #49483e }
.highlight .c { color: #75715e } /* Comment */
.highlight .err { color: #960050; background-color: #1e0010 } /* Error */
.highlight .k { color: #66d9ef } /* Keyword */
.highlight .l { color: #ae81ff } /* Literal */
.highlight .n { color: #f8f8f2 } /* Name */
.highlight .o { color: #f92672 } /* Operator */
.highlight .p { color: #f8f8f2 } /* Punctuation */
.highlight .ch { color: #75715e } /* Comment.Hashbang */
.highlight .cm { color: #75715e } /* Comment.Multiline */
.highlight .cp { color: #75715e } /* Comment.Preproc */
.highlight .cpf { color: #75715e } /* Comment.PreprocFile */
.highlight .c1 { color: #75715e } /* Comment.Single */
.highlight .cs { color: #75715e } /* Comment.Special */
.highlight .gd { color: #f92672 } /* Generic.Deleted */
.highlight .ge { font-style: italic } /* Generic.Emph */
.highlight .gi { color: #a6e22e } /* Generic.Inserted */
.highlight .gs { font-weight: bold } /* Generic.Strong */
.highlight .gu { color: #75715e } /* Generic.Subheading */
.highlight .kc { color: #66d9ef } /* Keyword.Constant */
.highlight .kd { color: #66d9ef } /* Keyword.Declaration */
.highlight .kn { color: #f92672 } /* Keyword.Namespace */
.highlight .kp { color: #66d9ef } /* Keyword.Pseudo */
.highlight .kr { color: #66d9ef } /* Keyword.Reserved */
.highlight .kt { color: #66d9ef } /* Keyword.Type */
.highlight .ld { color: #e6db74 } /* Literal.Date */
.highlight .m { color: #ae81ff } /* Literal.Number */
.highlight .s { color: #e6db74 } /* Literal.String */
.highlight .na { color: #a6e22e } /* Name.Attribute */
.highlight .nb { color: #f8f8f2 } /* Name.Builtin */
.highlight .nc { color: #a6e22e } /* Name.Class */
.highlight .no { color: #66d9ef } /* Name.Constant */
.highlight .nd { color: #a6e22e } /* Name.Decorator */
.highlight .ni { color: #f8f8f2 } /* Name.Entity */
.highlight .ne { color: #a6e22e } /* Name.Exception */
.highlight .nf { color: #a6e22e } /* Name.Function */
.highlight .nl { color: #f8f8f2 } /* Name.Label */
.highlight .nn { color: #f8f8f2 } /* Name.Namespace */
.highlight .nx { color: #a6e22e } /* Name.Other */
.highlight .py { color: #f8f8f2 } /* Name.Property */
.highlight .nt { color: #f92672 } /* Name.Tag */
.highlight .nv { color: #f8f8f2 } /* Name.Variable */
.highlight .ow { color: #f92672 } /* Operator.Word */
.highlight .w { color: #f8f8f2 } /* Text.Whitespace */
.highlight .mb { color: #ae81ff } /*/*
// Copyright (c) 2010-2017 Intel Corporation
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
*/
#include <cstdlib>
#include "memreader.hpp"
#include "mappedfile.hpp"
#include "stream3.hpp"
MemReader::MemReader(MappedFile *file, const vector<size_t> &offsets)
{
initRanges(file->getMapBeg(), file->getMapEnd(), offsets);
}
bool MemReader::read(Stream3 *stream)
{
if (ranges.empty())
return false;
readStream(stream, getLowestID());
removeEmptyRanges();
return true;
}
uint32_t MemReader::getLowestID() const
{
uint32_t lowestID = UINT32_MAX;
uint32_t rangeID;
for (size_t i = 0; i < ranges.size(); ++i) {
rangeID = Stream3::getIDFromMem(ranges[i].first);
if (rangeID < lowestID)
lowestID = rangeID;
}
return lowestID;
}
void MemReader::readStream(Stream3 *stream, uint32_t id)
{
stream->removeAllPackets();
stream->setID(id);
size_t len = 0;
for (size_t i = 0; i < ranges.size(); ++i) {
if (Stream3::getIDFromMem(ranges[i].first) == id) {
stream->addFromMemory(ranges[i].first, &len);
ranges[i].first += len;
}
}
}
void MemReader::removeEmptyRanges()
{
vector<pair <uint8_t *, uint8_t *> > original = ranges;
size_t destinationIdx = 0;
for (size_t i = 0; i < original.size(); ++i) {
if (original[i].first < original[i].second)
ranges[destinationIdx++] = original[i];
}
ranges.resize(destinationIdx);
}
void MemReader::initRanges(uint8_t *begin, uint8_t *end, const vector<size_t> &offsets)
{
ranges.resize(offsets.size());
totalLength = 0;
for (size_t i = 0; i < offsets.size(); ++i) {
ranges[i].first = begin + offsets[i];
if (i != offsets.size() - 1)
ranges[i].second = begin + offsets[i + 1];
else
ranges[i].second = end;
totalLength += ranges[i].second - ranges[i].first;
}
removeEmptyRanges();
}
size_t MemReader::getRangeLengths() const
{
size_t total = 0;
for (size_t i = 0; i < ranges.size(); ++i) {
total += ranges[i].second - ranges[i].first;
}
return total;
}
size_t MemReader::consumed() const
{
return totalLength - getRangeLengths();
}
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