unlimited-storage

commit b3ac8d603e00e9bd9b3d0d5996895d977483b60f
parent ef801fa5c976793ad267b0d134f271d9d50a9eca
Author: Andrew Laack <andrew@laack.co>
Date:   Thu, 10 Jul 2025 14:08:06 -0500

Created chunk class for reading and writing a chunk of a file.

Diffstat:
A
src/chunk.cpp
 | 
50
++++++++++++++++++++++++++++++++++++++++++++++++++
A
src/chunk.h
 | 
16
++++++++++++++++
M
src/encode.cpp
 | 
27
++++++++++++++++++++++++---

3 files changed, 90 insertions(+), 3 deletions(-)
diff --git a/src/chunk.cpp b/src/chunk.cpp
@@ -0,0 +1,50 @@
+# include "chunk.h"
+# include <iostream>
+# include <fstream>
+
+Chunk::Chunk(std::vector<char> chunkData){
+    this->chunk = chunkData;
+}
+
+Chunk::Chunk(std::string filename, uint start = 0, uint size = 1000){
+
+    std::ifstream file;
+
+    file.open(filename, std::ios::binary);
+    file.seekg(start);
+
+    std::vector<char> bytes;
+
+    char byte;
+    uint itr = 0;
+
+    while (file.read(&byte, 1) && itr < size) {
+        bytes.push_back(byte);
+        itr += 1;
+    }
+
+    file.close();
+    this->chunk = bytes;
+}
+
+std::vector<char> Chunk::getChunk(){
+    return this->chunk;
+}
+
+void Chunk::writeChunk(std::string filename){
+
+    std::ofstream outFile;
+    std::vector<char> bytes = this->chunk;
+
+    outFile.open(filename, std::ios::binary | std::ios::out);
+
+    for(int i = 0 ; i < bytes.size(); ++i){
+        outFile.write(&bytes[i], 1);
+    }
+}
+
+void Chunk::print(){
+    for(int i = 0 ; i < this->chunk.size(); ++i){
+        std::cout << chunk[i];
+    }
+}
diff --git a/src/chunk.h b/src/chunk.h
@@ -0,0 +1,16 @@
+#include <iostream>
+#include <memory>
+#include <vector>
+
+class Chunk{
+
+private:
+    std::vector<char> chunk;
+
+public:
+    Chunk(std::string filename, uint start, uint size);
+    Chunk(std::vector<char> chunkData);
+    std::vector<char> getChunk();
+    void writeChunk(std::string filename);
+    void print();
+};
diff --git a/src/encode.cpp b/src/encode.cpp
@@ -1,6 +1,27 @@
-#include <iostream>
+#include <vector>
+#include <fstream>
+#include "chunk.h"
+
+int main(int argc, char* argv[]){
+
+    if (argc < 3){
+        std::cout << "Provide two CLI arguments for source and destination" << std::endl;
+        return 10;
+    }
+
+    std::string source = argv[1];
+    std::string destination = argv[2];
+
+    Chunk chunk = Chunk(source, 0, 1000000);
+    chunk.print();
+    std::vector<char> bytes = chunk.getChunk();
+
+    std::ofstream outFile;
+
+    Chunk outChunk = Chunk(bytes);
+    outChunk.writeChunk(destination);
 
-int main(){
-    std::cout << "Hello world" << std::endl;
     return 0;
 }
+
+