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-rw-r--r--CST 126/Homework 2/01
-rw-r--r--CST 126/Homework 2/11
-rw-r--r--CST 126/Homework 2/Homework 2.vcxproj4
-rw-r--r--CST 126/Homework 2/Homework 2.vcxproj.filters4
-rw-r--r--CST 126/Homework 2/encode.txt1
-rw-r--r--CST 126/Homework 2/input.txt (renamed from CST 126/Homework 2/decode.txt)0
-rw-r--r--CST 126/Homework 2/main.cpp180
-rw-r--r--CST 126/Homework 2/output.txt1
8 files changed, 125 insertions, 67 deletions
diff --git a/CST 126/Homework 2/0 b/CST 126/Homework 2/0
new file mode 100644
index 0000000..580c20e
--- /dev/null
+++ b/CST 126/Homework 2/0
@@ -0,0 +1 @@
+aGk= \ No newline at end of file
diff --git a/CST 126/Homework 2/1 b/CST 126/Homework 2/1
new file mode 100644
index 0000000..580c20e
--- /dev/null
+++ b/CST 126/Homework 2/1
@@ -0,0 +1 @@
+aGk= \ No newline at end of file
diff --git a/CST 126/Homework 2/Homework 2.vcxproj b/CST 126/Homework 2/Homework 2.vcxproj
index c53ce28..1653071 100644
--- a/CST 126/Homework 2/Homework 2.vcxproj
+++ b/CST 126/Homework 2/Homework 2.vcxproj
@@ -130,8 +130,8 @@
<ClCompile Include="main.cpp" />
</ItemGroup>
<ItemGroup>
- <Text Include="decode.txt" />
- <Text Include="encode.txt" />
+ <Text Include="input.txt" />
+ <Text Include="output.txt" />
</ItemGroup>
<Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
<ImportGroup Label="ExtensionTargets">
diff --git a/CST 126/Homework 2/Homework 2.vcxproj.filters b/CST 126/Homework 2/Homework 2.vcxproj.filters
index 5ae23c5..789f73e 100644
--- a/CST 126/Homework 2/Homework 2.vcxproj.filters
+++ b/CST 126/Homework 2/Homework 2.vcxproj.filters
@@ -20,7 +20,7 @@
</ClCompile>
</ItemGroup>
<ItemGroup>
- <Text Include="encode.txt" />
- <Text Include="decode.txt" />
+ <Text Include="output.txt" />
+ <Text Include="input.txt" />
</ItemGroup>
</Project> \ No newline at end of file
diff --git a/CST 126/Homework 2/encode.txt b/CST 126/Homework 2/encode.txt
deleted file mode 100644
index 32f95c0..0000000
--- a/CST 126/Homework 2/encode.txt
+++ /dev/null
@@ -1 +0,0 @@
-hi \ No newline at end of file
diff --git a/CST 126/Homework 2/decode.txt b/CST 126/Homework 2/input.txt
index 32f95c0..32f95c0 100644
--- a/CST 126/Homework 2/decode.txt
+++ b/CST 126/Homework 2/input.txt
diff --git a/CST 126/Homework 2/main.cpp b/CST 126/Homework 2/main.cpp
index 92a5a59..c5eed33 100644
--- a/CST 126/Homework 2/main.cpp
+++ b/CST 126/Homework 2/main.cpp
@@ -9,69 +9,118 @@
using namespace std;
-string encodeFileToBase64(const string& filename);
+string encodeFileToBase64(const string& input, const string& output);
string decodeBase64(const string& encoded);
-bool decodeBase64ToFile(const string& base64Data, const string& filename);
+bool decodeBase64ToFile(const string& input, const string& output);
-int main()
+constexpr short ARG_COUNT = 4;
+
+//bool Worker();
+bool Worker(char** argv);
+
+int main(const int argc, char* argv[])
{
- int choice = 0;
- do {
- cout << "Welcome to my program! Here are your options:" << endl;
- cout << "0. Quit" << endl;
- cout << "1. Encode File to Base64" << endl;
- cout << "2. Decode Base64 to File" << endl;
- cin >> choice;
- switch (choice) {
- case 1:
- {
- string filename;
- cout << "Enter input filename: ";
- std::cin.clear();
- std::cin.ignore(std::numeric_limits<std::streamsize>::max(), '\n');
- getline(cin, filename);
- string base64Data = encodeFileToBase64(filename);
- cout << "Base64 Encoded Data:\n" << base64Data << endl;
- break;
- }
- case 2:
- {
- string base64Data;
- cout << "Enter Base64 encoded data: ";
- cin >> base64Data;
-
- string filename;
- cout << "Enter output filename: ";
- std::cin.clear();
- std::cin.ignore(std::numeric_limits<std::streamsize>::max(), '\n');
- getline(cin, filename);
-
- if (decodeBase64ToFile(base64Data, filename)) {
- cout << "File successfully decoded and written: " << filename << endl;
+ if (argc == ARG_COUNT) {
+ Worker(argv);
+ }
+ else {
+ int choice = 0;
+ do {
+ cout << "Welcome to my program! Here are your options:" << endl;
+ cout << "0. Quit" << endl;
+ cout << "1. Encode File to Base64" << endl;
+ cout << "2. Decode Base64 to File" << endl;
+ cin >> choice;
+ switch (choice) {
+ case 1:
+ {
+ string input;
+ string output;
+ cout << "Enter input filename: ";
+ std::cin.clear();
+ std::cin.ignore(std::numeric_limits<std::streamsize>::max(), '\n');
+ getline(cin, input);
+ cout << "Enter output filename: ";
+ getline(cin, output);
+ string base64Data = encodeFileToBase64(input, output);
+ cout << "Base64 Encoded Data:\n" << base64Data << endl;
+ break;
}
- else {
- cout << "Failed to decode and write file." << endl;
+ case 2:
+ {
+ string input;
+ cout << "Enter input filename: ";
+ std::cin.clear();
+ std::cin.ignore(std::numeric_limits<std::streamsize>::max(), '\n');
+ getline(cin, input);
+
+ string output;
+ cout << "Enter output filename: ";
+ getline(cin, output);
+
+ if (decodeBase64ToFile(input, output)) {
+ cout << "File successfully decoded and written: " << output << endl;
+ }
+ else {
+ cerr << "Failed to decode and write file." << endl;
+ }
+ break;
}
- break;
- }
- }
- } while (choice != 0);
+ }
+ } while (choice != 0);
+ }
+ //return Worker();
}
-string encodeFileToBase64(const string& filename) {
- ifstream file(filename, ios::binary | ios::ate);
- if (!file.is_open()) {
- cout << "Error: Unable to open file " << filename << endl;
+/*bool Worker() {
+ char option = 'e';
+
+ switch (option) {
+ case 'e':
+ return true;
+ case 'd':
+ return true;
+ default:
+ return false;
+ }
+}*/
+bool Worker(char** argv) {
+ const char* arg1 = argv[1];
+ const char* arg2 = argv[2];
+ const char* arg3 = argv[3];
+
+ const char option = arg1[1];
+
+ string str2 = string("") + arg2;
+ string str3 = string("") + arg3;
+
+ switch (option) {
+ case 'e':
+ encodeFileToBase64(str2, str3);
+ return true;
+ case 'd':
+ decodeBase64ToFile(str2, str3);
+ return true;
+ default:
+ cerr << "Invalid command option\n" << "Valid Commands:\n" << "\t-e source_file.exe destination_file.txt\n" << "\t\tEncodes file in source into text in destination txt file.\n" << "\t-d source_file.txt destination_file.exe\n" << "\t\tDecodes text in source file into the destination file.\n\n";
+ return false;
+ }
+}
+
+string encodeFileToBase64(const string& input, const string& output) {
+ ifstream fileInput(input, ios::binary | ios::ate);
+ if (!fileInput.is_open()) {
+ cerr << "Error: Unable to open file " << input << endl;
return "";
}
// Get file size
- streamsize fileSize = file.tellg();
- file.seekg(0, ios::beg);
+ streamsize fileSize = fileInput.tellg();
+ fileInput.seekg(0, ios::beg);
// Read file into buffer
char* buffer = new char[fileSize];
- file.read(buffer, fileSize);
+ fileInput.read(buffer, fileSize);
// Base64 encoding table
const string base64_chars =
@@ -100,16 +149,18 @@ string encodeFileToBase64(const string& filename) {
encoded << '=';
}
- /*// Calculate padding
- int padding = (3 - (fileSize % 3)) % 3;
+ delete[] buffer;
+ fileInput.close();
- // Add padding with '='
- while (padding--) {
- encoded << '=';
- }*/
+ ofstream fileOutput(output);
- delete[] buffer;
- file.close();
+ if (!fileOutput.is_open()) {
+ cerr << "Error: Unable to open file " << input << endl;
+ return "";
+ }
+
+ fileOutput << encoded.str();
+ fileOutput.close();
return encoded.str();
}
@@ -126,7 +177,7 @@ string decodeBase64(const string& encoded) {
for (char c : encoded) {
if (c == '=') break;
if (base64_chars.find(c) == string::npos) {
- cout << "Error: Invalid Base64 character detected!" << endl;
+ cerr << "Error: Invalid Base64 character detected!" << endl;
return "";
}
val = (val << 6) + base64_chars.find(c);
@@ -140,16 +191,21 @@ string decodeBase64(const string& encoded) {
}
-bool decodeBase64ToFile(const string& base64Data, const string& filename) {
- ofstream file(filename, ios::binary);
+bool decodeBase64ToFile(const string& input, const string& output) {
+ string base64Data;
+ ifstream inputfile(input);
+ inputfile >> base64Data;
+ inputfile.close();
+
+ ofstream file(output, ios::binary);
if (!file.is_open()) {
- cout << "Error: Unable to create file " << filename << endl;
+ cerr << "Error: Unable to create file " << output << endl;
return false;
}
string decodedData = decodeBase64(base64Data);
if (decodedData.empty()) {
- cout << "Error: Failed to decode Base64 data" << endl;
+ cerr << "Error: Failed to decode Base64 data" << endl;
return false;
}
diff --git a/CST 126/Homework 2/output.txt b/CST 126/Homework 2/output.txt
new file mode 100644
index 0000000..580c20e
--- /dev/null
+++ b/CST 126/Homework 2/output.txt
@@ -0,0 +1 @@
+aGk= \ No newline at end of file
generated by cgit v1.2.3 (git 2.25.1) at 2026-03-11 13:16:17 +0000