this is is the big big big data

cmake-build-debug/.ninja_log

@@ -1,16 +1,39 @@
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cmake-build-debug/Testing/Temporary/LastTest.log

@@ -1,3 +1,3 @@
-Start testing: Nov 01 22:19 EDT
+Start testing: Nov 02 16:40 EDT
 ----------------------------------------------------------
-End testing: Nov 01 22:19 EDT
+End testing: Nov 02 16:40 EDT

cmake-build-debug/bigdata.txt

@@ -0,0 +1 @@
+hello this is big data how may i help you?

libraries/BLT

@@ -1 +1 @@
-Subproject commit 1d8f9b4bbdb84647c8a96b1ef87d262afd7021cb
+Subproject commit 15bcd37834628c941db5613fa62770426dff29e0

src/main.cpp

@@ -1,7 +1,191 @@
+/*
+ *  Mail file containing the program entry point. I really want to name all this all femboy themed
+ *  Copyright (C) 2023  Brett Terpstra
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program 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 General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+#include <blt/parse/argparse.h>
+#include <blt/std/string.h>
+#include <blt/std/logging.h>
+#include <blt/std/memory.h>
+#include <blt/std/random.h>
+#include <blt/std/time.h>
+#include <blt/std/assert.h>
+#include <fstream>
 #include <iostream>
+#include <ios>
+#include <cstdint>
+#include <memory>
 
-int main()
+constexpr size_t PACKET_SIZE = 512;
+
+class packet
 {
-    std::cout << "Hello, World!" << std::endl;
+    private:
+        std::uint8_t* buffer = new std::uint8_t[PACKET_SIZE];
+    public:
+        size_t used = 0;
+        
+        packet() = default;
+        
+        packet(const packet& copy)
+        {
+            for (size_t i = 0; i < PACKET_SIZE; i++)
+                buffer[i] = copy[i];
+            used = copy.used;
+        }
+        
+        packet(packet&& move) noexcept
+        {
+            delete[] buffer;
+            buffer = move.buffer;
+            used = move.used;
+            move.buffer = nullptr;
+        }
+        
+        packet& operator=(const packet& copy)
+        {
+            if (&copy == this)
+                return *this;
+            for (size_t i = 0; i < PACKET_SIZE; i++)
+                buffer[i] = copy[i];
+            used = copy.used;
+            return *this;
+        }
+        
+        packet& operator=(packet&& move) noexcept
+        {
+            delete[] buffer;
+            buffer = move.buffer;
+            move.buffer = nullptr;
+            used = move.used;
+            return *this;
+        }
+        
+        std::uint8_t* data()
+        {
+            return buffer;
+        }
+        
+        std::uint8_t& operator[](size_t index)
+        {
+            BLT_ASSERT(index < PACKET_SIZE);
+            return buffer[index];
+        }
+        
+        [[nodiscard]] const std::uint8_t& operator[](size_t index) const
+        {
+            BLT_ASSERT(index < PACKET_SIZE);
+            return buffer[index];
+        }
+        
+        [[nodiscard]] size_t size() const
+        {
+            return used;
+        }
+        
+        ~packet()
+        {
+            delete[] buffer;
+        }
+};
+
+void mangle(packet& packet)
+{
+    static std::random_device dev;
+    static std::mt19937_64 engine(dev());
+    static std::uniform_real_distribution dist(0.0, 1.0);
+    static std::uniform_int_distribution randomizer(0, 7);
+    
+    // 50% chance to mangle 10% of the data.
+    if (dist(engine) < 0.5)
+    {
+        for (size_t i = 0; i < PACKET_SIZE; i++)
+            if (dist(engine) < 0.1)
+            {
+                // this is bad
+                auto pos = static_cast<uint8_t>(exp2(randomizer(engine)));
+                // flip the bit
+                auto bit = ~(packet[i] & pos);
+                // extra everything but the bit
+                auto data = packet[i] & ~pos;
+                // recombine bit
+                packet[i] = data | bit;
+            }
+    }
+}
+
+void process_packets(const std::vector<packet> packets)
+{
+
+}
+
+int main(int argc, const char** argv)
+{
+    
+    blt::arg_parse parser;
+    parser.addArgument(
+            blt::arg_builder{"-f", "--file"}.setNArgs(1).setHelp("Specify a file to read from instead of cin").setAction(blt::arg_action_t::STORE)
+                                            .build());
+    
+    auto args = parser.parse_args(argc, argv);
+    
+    std::vector<packet> packets;
+    
+    if (args.contains("--file"))
+    {
+        auto& path = blt::arg_parse::get<std::string>(args.data["file"]);
+        
+        std::ifstream file(path);
+        
+        file.seekg(0, std::ifstream::end);
+        size_t length = file.tellg();
+        file.seekg(0, std::ifstream::beg);
+        
+        blt::scoped_buffer<std::uint8_t> data(length);
+        
+        file.read(reinterpret_cast<char*>(data.data()), static_cast<long>(length));
+        
+        if (file)
+            BLT_INFO("All bytes have been read from the file, parsing into packets");
+        else
+            BLT_WARN("Only read %d characters, expected %d", file.gcount(), length);
+        file.close();
+        
+        size_t rp = 0;
+        while (rp < length)
+        {
+            packet p;
+            if (rp + PACKET_SIZE < length)
+                p.used = PACKET_SIZE;
+            else
+                p.used = length - rp;
+            std::memcpy(p.data(), &data[rp], p.used);
+            rp += PACKET_SIZE;
+            packets.push_back(std::move(p));
+        }
+    } else
+    {
+        do
+        {
+            packet p;
+            std::cin.read(reinterpret_cast<char*>(p.data()), PACKET_SIZE);
+            packets.push_back(std::move(p));
+        } while (!std::cin.eof() && !std::cin.fail());
+    }
+    
+    process_packets(packets);
+    
     return 0;
 }