3c63b4e94a
qemu_socketpair() will create a pair of connected sockets with FD_CLOEXEC set Signed-off-by: Guoyi Tu <tugy@chinatelecom.cn> Reviewed-by: Christian Schoenebeck <qemu_oss@crudebyte.com> Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com> Message-Id: <17fa1eff729eeabd9a001f4639abccb127ceec81.1661240709.git.tugy@chinatelecom.cn>
144 lines
4.4 KiB
C
144 lines
4.4 KiB
C
/* headers to use the BSD sockets */
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#ifndef QEMU_SOCKETS_H
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#define QEMU_SOCKETS_H
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#ifdef _WIN32
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int inet_aton(const char *cp, struct in_addr *ia);
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#endif /* !_WIN32 */
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#include "qapi/qapi-types-sockets.h"
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/* misc helpers */
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bool fd_is_socket(int fd);
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int qemu_socket(int domain, int type, int protocol);
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#ifndef WIN32
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/**
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* qemu_socketpair:
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* @domain: specifies a communication domain, such as PF_UNIX
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* @type: specifies the socket type.
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* @protocol: specifies a particular protocol to be used with the socket
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* @sv: an array to store the pair of socket created
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*
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* Creates an unnamed pair of connected sockets in the specified domain,
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* of the specified type, and using the optionally specified protocol.
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* And automatically set the close-on-exec flags on the returned sockets
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*
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* Return 0 on success.
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*/
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int qemu_socketpair(int domain, int type, int protocol, int sv[2]);
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#endif
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int qemu_accept(int s, struct sockaddr *addr, socklen_t *addrlen);
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int socket_set_cork(int fd, int v);
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int socket_set_nodelay(int fd);
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void qemu_socket_set_block(int fd);
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int qemu_socket_try_set_nonblock(int fd);
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void qemu_socket_set_nonblock(int fd);
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int socket_set_fast_reuse(int fd);
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#ifdef WIN32
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/* Windows has different names for the same constants with the same values */
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#define SHUT_RD 0
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#define SHUT_WR 1
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#define SHUT_RDWR 2
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#endif
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int inet_ai_family_from_address(InetSocketAddress *addr,
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Error **errp);
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int inet_parse(InetSocketAddress *addr, const char *str, Error **errp);
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int inet_connect(const char *str, Error **errp);
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int inet_connect_saddr(InetSocketAddress *saddr, Error **errp);
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NetworkAddressFamily inet_netfamily(int family);
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int unix_listen(const char *path, Error **errp);
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int unix_connect(const char *path, Error **errp);
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SocketAddress *socket_parse(const char *str, Error **errp);
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int socket_connect(SocketAddress *addr, Error **errp);
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int socket_listen(SocketAddress *addr, int num, Error **errp);
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void socket_listen_cleanup(int fd, Error **errp);
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int socket_dgram(SocketAddress *remote, SocketAddress *local, Error **errp);
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/* Old, ipv4 only bits. Don't use for new code. */
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int parse_host_port(struct sockaddr_in *saddr, const char *str,
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Error **errp);
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int socket_init(void);
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/**
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* socket_sockaddr_to_address:
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* @sa: socket address struct
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* @salen: size of @sa struct
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* @errp: pointer to uninitialized error object
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*
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* Get the string representation of the socket
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* address. A pointer to the allocated address information
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* struct will be returned, which the caller is required to
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* release with a call qapi_free_SocketAddress() when no
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* longer required.
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*
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* Returns: the socket address struct, or NULL on error
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*/
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SocketAddress *
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socket_sockaddr_to_address(struct sockaddr_storage *sa,
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socklen_t salen,
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Error **errp);
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/**
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* socket_local_address:
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* @fd: the socket file handle
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* @errp: pointer to uninitialized error object
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*
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* Get the string representation of the local socket
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* address. A pointer to the allocated address information
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* struct will be returned, which the caller is required to
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* release with a call qapi_free_SocketAddress() when no
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* longer required.
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*
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* Returns: the socket address struct, or NULL on error
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*/
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SocketAddress *socket_local_address(int fd, Error **errp);
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/**
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* socket_remote_address:
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* @fd: the socket file handle
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* @errp: pointer to uninitialized error object
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*
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* Get the string representation of the remote socket
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* address. A pointer to the allocated address information
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* struct will be returned, which the caller is required to
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* release with a call qapi_free_SocketAddress() when no
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* longer required.
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*
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* Returns: the socket address struct, or NULL on error
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*/
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SocketAddress *socket_remote_address(int fd, Error **errp);
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/**
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* socket_address_flatten:
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* @addr: the socket address to flatten
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*
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* Convert SocketAddressLegacy to SocketAddress. Caller is responsible
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* for freeing with qapi_free_SocketAddress().
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*
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* Returns: the argument converted to SocketAddress.
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*/
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SocketAddress *socket_address_flatten(SocketAddressLegacy *addr);
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/**
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* socket_address_parse_named_fd:
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*
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* Modify @addr, replacing a named fd by its corresponding number.
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* Needed for callers that plan to pass @addr to a context where the
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* current monitor is not available.
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*
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* Return 0 on success.
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*/
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int socket_address_parse_named_fd(SocketAddress *addr, Error **errp);
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#endif /* QEMU_SOCKETS_H */
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