tls.c File Reference

Include dependency graph for tls.c:

Data Structures
struct	vlc_tls_socket

Macros
#define	SOL_TCP   IPPROTO_TCP

Typedefs
typedef struct vlc_tls_socket	vlc_tls_socket_t

Functions
static int	tls_server_load (void *func, va_list ap)
static int	tls_client_load (void *func, va_list ap)
static void	tls_unload (void *func, va_list ap)
vlc_tls_creds_t *	vlc_tls_ServerCreate (vlc_object_t *obj, const char *cert_path, const char *key_path)
	Allocates server TLS credentials. More...
vlc_tls_creds_t *	vlc_tls_ClientCreate (vlc_object_t *obj)
	Allocates TLS credentials for a client. More...
void	vlc_tls_Delete (vlc_tls_creds_t *crd)
	Releases TLS credentials. More...
static vlc_tls_t *	vlc_tls_SessionCreate (vlc_tls_creds_t *crd, vlc_tls_t *sock, const char *host, const char *const *alpn)
void	vlc_tls_SessionDelete (vlc_tls_t *session)
	Destroys a TLS session down. More...
static void	cleanup_tls (void *data)
vlc_tls_t *	vlc_tls_ClientSessionCreate (vlc_tls_creds_t *crd, vlc_tls_t *sock, const char *host, const char *service, const char *const *alpn, char **alp)
	Initiates a client TLS session. More...
vlc_tls_t *	vlc_tls_ServerSessionCreate (vlc_tls_creds_t *crd, vlc_tls_t *sock, const char *const *alpn)
	Creates a TLS server session. More...
ssize_t	vlc_tls_Read (vlc_tls_t *session, void *buf, size_t len, bool waitall)
	Receives data through a socket. More...
ssize_t	vlc_tls_Write (vlc_tls_t *session, const void *buf, size_t len)
	Sends data through a socket. More...
char *	vlc_tls_GetLine (vlc_tls_t *session)
	Receives a text line through a socket. More...
static int	vlc_tls_SocketGetFD (vlc_tls_t *tls)
static ssize_t	vlc_tls_SocketRead (vlc_tls_t *tls, struct iovec *iov, unsigned count)
static ssize_t	vlc_tls_SocketWrite (vlc_tls_t *tls, const struct iovec *iov, unsigned count)
static int	vlc_tls_SocketShutdown (vlc_tls_t *tls, bool duplex)
static void	vlc_tls_SocketClose (vlc_tls_t *tls)
static vlc_tls_t *	vlc_tls_SocketAlloc (int fd, const struct sockaddr *restrict peer, socklen_t peerlen)
vlc_tls_t *	vlc_tls_SocketOpen (int fd)
	Creates a transport-layer stream from a socket. More...
int	vlc_tls_SocketPair (int family, int protocol, vlc_tls_t *pair[2])
	Creates a connected pair of transport-layer sockets. More...
static vlc_tls_t *	vlc_tls_SocketAddrInfo (const struct addrinfo *restrict info)
	Allocates an unconnected transport layer socket. More...
static int	vlc_tls_WaitConnect (vlc_tls_t *tls)
	Waits for pending transport layer socket connection. More...
static ssize_t	vlc_tls_Connect (vlc_tls_t *tls)
	Connects a transport layer socket. More...
static ssize_t	vlc_tls_ConnectWrite (vlc_tls_t *tls, const struct iovec *iov, unsigned count)
vlc_tls_t *	vlc_tls_SocketOpenAddrInfo (const struct addrinfo *restrict info, bool defer_connect)
vlc_tls_t *	vlc_tls_SocketOpenTCP (vlc_object_t *obj, const char *name, unsigned port)
	Creates a transport-layer TCP stream from a name and port. More...
vlc_tls_t *	vlc_tls_SocketOpenTLS (vlc_tls_creds_t *creds, const char *name, unsigned port, const char *service, const char *const *alpn, char **alp)
	Initiates a TLS session over TCP. More...

Detailed Description

Transport Layer Socket abstraction.

This file implements the Transport Layer Socket (vlc_tls) abstraction.

Macro Definition Documentation

SOL_TCP

#define SOL_TCP   IPPROTO_TCP

Typedef Documentation

vlc_tls_socket_t

typedef struct vlc_tls_socket vlc_tls_socket_t

Function Documentation

cleanup_tls()

static void cleanup_tls ( void *  data )

static

References vlc_tls_SessionDelete().

Referenced by vlc_tls_ClientSessionCreate().

tls_client_load()

static int tls_client_load ( void *  func, va_list  ap  )

static

Referenced by vlc_tls_ClientCreate().

tls_server_load()

static int tls_server_load ( void *  func, va_list  ap  )

static

Referenced by vlc_tls_ServerCreate().

tls_unload()

static void tls_unload ( void *  func, va_list  ap  )

static

Referenced by vlc_tls_Delete().

vlc_tls_Connect()

static ssize_t vlc_tls_Connect ( vlc_tls_t *  tls )

static

Connects a transport layer socket.

References vlc_tls_socket::fd, vlc_tls_socket::peer, vlc_tls_socket::peerlen, and vlc_tls_WaitConnect().

Referenced by vlc_tls_ConnectWrite(), and vlc_tls_SocketOpenAddrInfo().

vlc_tls_ConnectWrite()

static ssize_t vlc_tls_ConnectWrite ( vlc_tls_t *  tls, const struct iovec *  iov, unsigned  count  )

static

References count, MSG_NOSIGNAL, vlc_tls_socket::peer, vlc_tls_socket::peerlen, sendmsg(), vlc_tls_Connect(), vlc_tls_SocketGetFD(), vlc_tls_SocketWrite(), vlc_tls_WaitConnect(), and vlc_tls::writev.

Referenced by vlc_tls_SocketOpenAddrInfo().

vlc_tls_SessionCreate()

static vlc_tls_t* vlc_tls_SessionCreate ( vlc_tls_creds_t *  crd, vlc_tls_t *  sock, const char *  host, const char *const *  alpn  )

static

References vlc_tls_creds::open, vlc_tls::p, vlc_restorecancel(), and vlc_savecancel().

Referenced by vlc_tls_ClientSessionCreate(), and vlc_tls_ServerSessionCreate().

vlc_tls_SocketAddrInfo()

static vlc_tls_t* vlc_tls_SocketAddrInfo ( const struct addrinfo *restrict  info )

static

Allocates an unconnected transport layer socket.

References net_Close, SOL_TCP, unlikely, vlc_socket(), and vlc_tls_SocketAlloc().

Referenced by vlc_tls_SocketOpenAddrInfo().

vlc_tls_SocketAlloc()

static vlc_tls_t* vlc_tls_SocketAlloc ( int  fd, const struct sockaddr *restrict  peer, socklen_t  peerlen  )

static

References vlc_tls::close, vlc_tls_socket::fd, vlc_tls::get_fd, vlc_tls::p, vlc_tls_socket::peer, vlc_tls_socket::peerlen, vlc_tls::readv, vlc_tls::shutdown, vlc_tls_socket::tls, unlikely, vlc_tls_SocketClose(), vlc_tls_SocketGetFD(), vlc_tls_SocketRead(), vlc_tls_SocketShutdown(), vlc_tls_SocketWrite(), and vlc_tls::writev.

Referenced by vlc_tls_SocketAddrInfo(), vlc_tls_SocketOpen(), and vlc_tls_SocketPair().

vlc_tls_SocketClose()

static void vlc_tls_SocketClose ( vlc_tls_t *  tls )

static

References net_Close, and vlc_tls_SocketGetFD().

Referenced by vlc_tls_SocketAlloc().

vlc_tls_SocketGetFD()

static int vlc_tls_SocketGetFD ( vlc_tls_t *  tls )

static

References vlc_tls_socket::fd, and vlc_tls_socket::tls.

Referenced by vlc_tls_ConnectWrite(), vlc_tls_SocketAlloc(), vlc_tls_SocketClose(), vlc_tls_SocketRead(), vlc_tls_SocketShutdown(), and vlc_tls_SocketWrite().

vlc_tls_SocketOpenAddrInfo()

vlc_tls_t* vlc_tls_SocketOpenAddrInfo	(	const struct addrinfo *restrict	info,
		bool	defer_connect
	)

References vlc_tls_Connect(), vlc_tls_ConnectWrite(), vlc_tls_SessionDelete(), vlc_tls_SocketAddrInfo(), and vlc_tls::writev.

Referenced by vlc_h1_request(), vlc_tls_SocketOpenTCP(), and vlc_tls_SocketOpenTLS().

vlc_tls_SocketRead()

static ssize_t vlc_tls_SocketRead ( vlc_tls_t *  tls, struct iovec *  iov, unsigned  count  )

static

References count, recvmsg(), and vlc_tls_SocketGetFD().

Referenced by vlc_tls_SocketAlloc().

vlc_tls_SocketShutdown()

static int vlc_tls_SocketShutdown ( vlc_tls_t *  tls, bool  duplex  )

static

References vlc_tls_SocketGetFD().

Referenced by vlc_tls_SocketAlloc().

vlc_tls_SocketWrite()

static ssize_t vlc_tls_SocketWrite ( vlc_tls_t *  tls, const struct iovec *  iov, unsigned  count  )

static

References count, MSG_NOSIGNAL, sendmsg(), and vlc_tls_SocketGetFD().

Referenced by vlc_tls_ConnectWrite(), and vlc_tls_SocketAlloc().

vlc_tls_WaitConnect()

static int vlc_tls_WaitConnect ( vlc_tls_t *  tls )

static

Waits for pending transport layer socket connection.

References pollfd::events, pollfd::fd, POLLOUT, vlc_killed(), vlc_poll_i11e(), and vlc_tls_GetFD().

Referenced by vlc_tls_Connect(), and vlc_tls_ConnectWrite().