| 30 |
static struct addrinfo* getaddrinfo(const string& host, const string& port); |
static struct addrinfo* getaddrinfo(const string& host, const string& port); |
| 31 |
static void freeaddrinfo(struct addrinfo* info) { _free(info); } |
static void freeaddrinfo(struct addrinfo* info) { _free(info); } |
| 32 |
public: |
public: |
| 33 |
// tls - transport layer security |
// tcp - TCP client socket |
| 34 |
class tls { |
class tcpclient { |
| 35 |
|
SOCKET _socket; |
| 36 |
|
tcpclient(const tcpclient&); void operator=(const tcpclient&); // disable to copy |
| 37 |
|
public: |
| 38 |
|
tcpclient(SOCKET socket = INVALID_SOCKET) : _socket(socket) {} |
| 39 |
|
~tcpclient() { shutdown(); } |
| 40 |
|
tcpclient& operator()(SOCKET s) { _socket = s; return *this; } |
| 41 |
|
SOCKET release() { SOCKET s = _socket; _socket = INVALID_SOCKET; return s; } |
| 42 |
|
operator SOCKET() const { return _socket; } |
| 43 |
|
void connect(const string& host, const string& port, bool blocking = true); |
| 44 |
|
void shutdown(); |
| 45 |
|
size_t recv(char* buf, size_t size); |
| 46 |
|
size_t send(const char* data, size_t size); |
| 47 |
|
bool wait(int op, int sec = -1); |
| 48 |
|
}; |
| 49 |
|
|
| 50 |
|
// tlsclient - transport layer security |
| 51 |
|
class tlsclient { |
| 52 |
CredHandle _cred; |
CredHandle _cred; |
| 53 |
CtxtHandle _ctx; |
CtxtHandle _ctx; |
| 54 |
SecPkgContext_StreamSizes _sizes; |
SecPkgContext_StreamSizes _sizes; |
| 55 |
bool _avail; |
bool _avail; |
| 56 |
string _readq; |
string _recvq; |
| 57 |
string::size_type _rest; |
string::size_type _rest; |
| 58 |
string _extra; |
string _extra; |
| 59 |
struct buf { |
struct buf { |
| 68 |
SECURITY_STATUS _token(SecBufferDesc* inb = NULL); |
SECURITY_STATUS _token(SecBufferDesc* inb = NULL); |
| 69 |
size_t _copyextra(size_t i, size_t size); |
size_t _copyextra(size_t i, size_t size); |
| 70 |
public: |
public: |
| 71 |
tls(DWORD proto = SP_PROT_SSL3 | SP_PROT_TLS1); |
tlsclient(DWORD proto = SP_PROT_SSL3 | SP_PROT_TLS1); |
| 72 |
virtual ~tls(); |
virtual ~tlsclient(); |
| 73 |
void connect(); |
void connect(); |
| 74 |
void shutdown(); |
void shutdown(); |
| 75 |
size_t read(char* buf, size_t size); |
size_t recv(char* buf, size_t size); |
| 76 |
size_t write(const char* data, size_t size); |
size_t send(const char* data, size_t size); |
| 77 |
protected: |
protected: |
| 78 |
virtual size_t _recv(char* buf, size_t size) = 0; |
virtual size_t _recv(char* buf, size_t size) = 0; |
| 79 |
virtual size_t _send(const char* data, size_t size) = 0; |
virtual size_t _send(const char* data, size_t size) = 0; |