Cryptography WIP

Password_manager/include/Buffer.h

@@ -0,0 +1,25 @@
+#pragma once
+
+
+class Buffer
+{
+public:
+	unsigned char* buffer = nullptr;
+	size_t size = 0;
+	Buffer(size_t size)
+	{
+		this->size = size;
+		this->buffer = new unsigned char[size];
+	}
+
+	Buffer() {
+		size = 0;
+		buffer = nullptr;
+	}
+
+	~Buffer()
+	{
+		if (buffer)	delete[] buffer;
+	}
+
+};

Password_manager/include/clipboard.hpp

@@ -1,3 +0,0 @@
-#pragma once
-
-bool put_data_on_clipboard(const char* text);

Password_manager/include/cryptography.h

@@ -0,0 +1,23 @@
+#pragma once
+#include <cstdint>
+
+struct evp_cipher_ctx_st;
+typedef struct evp_cipher_ctx_st EVP_CIPHER_CTX;
+
+
+class Cryptography
+{
+public:
+	Cryptography(const char* password);
+	~Cryptography();
+	int encrypt(uint8_t* input_buffer, int32_t input_buffer_size);
+	int decrypt(uint8_t* input_buffer);
+	
+private:
+	uint8_t key[32] = { 0 };
+	uint8_t iv[16] = { 0 };
+	EVP_CIPHER_CTX* ctx = nullptr;
+
+	bool generate_key_and_iv_from_password(const char* password);
+	void handleErrors();
+};

Password_manager/include/win.h

@@ -0,0 +1,4 @@
+#pragma once
+
+bool put_data_on_clipboard(const char* text);
+std::string get_passwd();