tinuvile@LAPTOP-7PVP3HH3:~/CS144Lab$ cd build
tinuvile@LAPTOP-7PVP3HH3:~/CS144Lab/build$ ./apps/webget cs144.keithw.org /hello
HTTP/1.1 200 OK
Date: Fri, 09 May 2025 06:27:15 GMT
Server: Apache
Last-Modified: Thu, 13 Dec 2018 15:45:29 GMT
ETag: "e-57ce93446cb64"
Accept-Ranges: bytes
Content-Length: 14
Connection: close
Content-Type: text/plain
Hello, CS144!
tinuvile@LAPTOP-7PVP3HH3:~/CS144Lab$ cmake --build build --target check_webget
Test project /home/tinuvile/CS144Lab/build
Start 1: compile with bug-checkers
1/2 Test #1: compile with bug-checkers ........ Passed 0.09 sec
Start 2: t_webget
2/2 Test #2: t_webget ......................... Passed 1.14 sec
100% tests passed, 0 tests failed out of 2
Total Test time (real) = 1.24 sec
Built target check_webget
class Writer : public ByteStream
{
public:
void push( std::string data ); // Push data to stream, but only as much as available capacity allows.
void close(); // Signal that the stream has reached its ending. Nothing more will be written.
bool is_closed() const; // Has the stream been closed?
uint64_t available_capacity() const; // How many bytes can be pushed to the stream right now?
uint64_t bytes_pushed() const; // Total number of bytes cumulatively pushed to the stream
};
class Reader : public ByteStream
{
public:
std::string_view peek() const; // Peek at the next bytes in the buffer
void pop( uint64_t len ); // Remove `len` bytes from the buffer
bool is_finished() const; // Is the stream finished (closed and fully popped)?
uint64_t bytes_buffered() const; // Number of bytes currently buffered (pushed and not popped)
uint64_t bytes_popped() const; // Total number of bytes cumulatively popped from stream
};
class ByteStream
{
public:
explicit ByteStream( uint64_t capacity );
// Helper functions (provided) to access the ByteStream's Reader and Writer interfaces
Reader& reader();
const Reader& reader() const;
Writer& writer();
const Writer& writer() const;
void set_error() { error_ = true; }; // Signal that the stream suffered an error.
bool has_error() const { return error_; }; // Has the stream had an error?
protected:
// Please add any additional state to the ByteStream here, and not to the Writer and Reader interfaces.
std::string buffer_; // Buffer to store data
uint64_t start_position_; // Position of the start of the buffer
uint64_t bytes_pushed_; // Number of bytes pushed to the buffer
uint64_t bytes_popped_; // Number of bytes popped from the buffer
bool closed_; // Flag indicating whether the stream has been closed
bool eof_; // Flag indicating whether the stream has reached its ending
uint64_t capacity_; // Maximum capacity of the buffer
bool error_ {};
};
