qemu-e2k/qemu_socket.h
Paolo Bonzini 1fc05adfa0 qemu-sockets: add nonblocking connect for Unix sockets
This patch mostly mimics what was done to TCP sockets, but simpler
because there is only one address to try.  It also includes a free EINTR
bug fix.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2012-10-23 13:54:55 +02:00

73 lines
2.2 KiB
C

/* headers to use the BSD sockets */
#ifndef QEMU_SOCKET_H
#define QEMU_SOCKET_H
#ifdef _WIN32
#include <windows.h>
#include <winsock2.h>
#include <ws2tcpip.h>
#define socket_error() WSAGetLastError()
int inet_aton(const char *cp, struct in_addr *ia);
#else
#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <netinet/tcp.h>
#include <arpa/inet.h>
#include <netdb.h>
#include <sys/un.h>
#define socket_error() errno
#define closesocket(s) close(s)
#endif /* !_WIN32 */
#include "qemu-option.h"
#include "error.h"
#include "qerror.h"
/* misc helpers */
int qemu_socket(int domain, int type, int protocol);
int qemu_accept(int s, struct sockaddr *addr, socklen_t *addrlen);
int socket_set_cork(int fd, int v);
void socket_set_block(int fd);
void socket_set_nonblock(int fd);
int send_all(int fd, const void *buf, int len1);
/* callback function for nonblocking connect
* valid fd on success, negative error code on failure
*/
typedef void NonBlockingConnectHandler(int fd, void *opaque);
int inet_listen_opts(QemuOpts *opts, int port_offset, Error **errp);
int inet_listen(const char *str, char *ostr, int olen,
int socktype, int port_offset, Error **errp);
int inet_connect_opts(QemuOpts *opts, Error **errp,
NonBlockingConnectHandler *callback, void *opaque);
int inet_connect(const char *str, Error **errp);
int inet_nonblocking_connect(const char *str,
NonBlockingConnectHandler *callback,
void *opaque, Error **errp);
int inet_dgram_opts(QemuOpts *opts, Error **errp);
const char *inet_strfamily(int family);
int unix_listen_opts(QemuOpts *opts, Error **errp);
int unix_listen(const char *path, char *ostr, int olen, Error **errp);
int unix_connect_opts(QemuOpts *opts, Error **errp,
NonBlockingConnectHandler *callback, void *opaque);
int unix_connect(const char *path, Error **errp);
int unix_nonblocking_connect(const char *str,
NonBlockingConnectHandler *callback,
void *opaque, Error **errp);
/* Old, ipv4 only bits. Don't use for new code. */
int parse_host_port(struct sockaddr_in *saddr, const char *str);
int socket_init(void);
#endif /* QEMU_SOCKET_H */