ObjFW  Diff

Differences From Artifact [47b461dbfd]:

To Artifact [fa09b98560]:

  • File src/OFUDPSocket.h — part of check-in [b7097a67b6] at 2015-06-14 10:45:10 on branch trunk — Add OF_NONNULL / OF_NULLABLE and use that instead

    Using __nonnull directly doesn't work on systems using glibc, as glibc
    defines __nonnull as a parameterized define. While this does not fix the
    problem of Clang introducing __nonnull even though it conflicts with
    glibc, this at least means it's possible again to compile things with
    versions of Clang that don't support __nonnull on systems with glibc. (user: js, size: 9851) [annotate] [blame] [check-ins using]


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 * @param port The port of the host / port pair
 * @param address The address of the resolved host / port pair
 * @param exception An exception which occurred while resolving or nil on
 *		    success
 */
typedef void (^of_udp_socket_async_resolve_block_t)(OFString *host,
    uint16_t port, of_udp_socket_address_t address,
    __nullable OFException *exception);

/*!
 * @brief A block which is called when a packet has been received.
 *
 * @param socket The UDP which received a packet
 * @param buffer The buffer the packet has been written to
 * @param length The length of the packet
 * @param sender The address of the sender of the packet
 * @param exception An exception which occurred while receiving or nil on
 *		    success
 * @return A bool whether the same block should be used for the next receive
 */
typedef bool (^of_udp_socket_async_receive_block_t)(OFUDPSocket *socket,
    void *buffer, size_t length, of_udp_socket_address_t sender,
    __nullable OFException *exception);
#endif

/*!
 * @class OFUDPSocket OFUDPSocket.h ObjFW/OFUDPSocket.h
 *
 * @brief A class which provides functions to create and use UDP sockets.
 *







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 * @param port The port of the host / port pair
 * @param address The address of the resolved host / port pair
 * @param exception An exception which occurred while resolving or nil on
 *		    success
 */
typedef void (^of_udp_socket_async_resolve_block_t)(OFString *host,
    uint16_t port, of_udp_socket_address_t address,
    OFException *OF_NULLABLE exception);

/*!
 * @brief A block which is called when a packet has been received.
 *
 * @param socket The UDP which received a packet
 * @param buffer The buffer the packet has been written to
 * @param length The length of the packet
 * @param sender The address of the sender of the packet
 * @param exception An exception which occurred while receiving or nil on
 *		    success
 * @return A bool whether the same block should be used for the next receive
 */
typedef bool (^of_udp_socket_async_receive_block_t)(OFUDPSocket *socket,
    void *buffer, size_t length, of_udp_socket_address_t sender,
    OFException *OF_NULLABLE exception);
#endif

/*!
 * @class OFUDPSocket OFUDPSocket.h ObjFW/OFUDPSocket.h
 *
 * @brief A class which provides functions to create and use UDP sockets.
 *
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 *
 * @param host A pointer to an OFString*. If it is not NULL, it will be set to
 *	       the host of the host / port pair.
 * @param port A pointer to an uint16_t. If it is not NULL, the port of the
 *	       host / port pair will be written to it.
 * @param address The address for which the host and port should be retrieved
 */
+ (void)getHost: (__nonnull OFString *__autoreleasing *__nullable)host
	andPort: (__nullable uint16_t*)port
     forAddress: (of_udp_socket_address_t*)address;

/*!
 * @brief Binds the socket to the specified host and port.
 *
 * @param host The host to bind to. Use `@"0.0.0.0"` for IPv4 or `@"::"` for
 *	       IPv6 to bind to all.







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 *
 * @param host A pointer to an OFString*. If it is not NULL, it will be set to
 *	       the host of the host / port pair.
 * @param port A pointer to an uint16_t. If it is not NULL, the port of the
 *	       host / port pair will be written to it.
 * @param address The address for which the host and port should be retrieved
 */
+ (void)getHost: (OFString *__autoreleasing OF_NONNULL *OF_NULLABLE)host
	andPort: (uint16_t *OF_NULLABLE)port
     forAddress: (of_udp_socket_address_t*)address;

/*!
 * @brief Binds the socket to the specified host and port.
 *
 * @param host The host to bind to. Use `@"0.0.0.0"` for IPv4 or `@"::"` for
 *	       IPv6 to bind to all.