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#define EFL_NET_SERVER_TCP_PROTECTED 1
#define EFL_NET_SERVER_FD_PROTECTED 1
#define EFL_NET_SERVER_PROTECTED 1
#define EFL_LOOP_FD_PROTECTED 1
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#include "Ecore.h"
#include "Ecore_Con.h"
#include "ecore_con_private.h"
#ifdef HAVE_SYS_SOCKET_H
# include <sys/socket.h>
#endif
#ifdef HAVE_NETINET_TCP_H
# include <netinet/tcp.h>
#endif
#ifdef HAVE_NETINET_IN_H
# include <netinet/in.h>
#endif
#ifdef HAVE_ARPA_INET_H
# include <arpa/inet.h>
#endif
#ifdef _WIN32
# include <Evil.h>
#endif
#define MY_CLASS EFL_NET_SERVER_TCP_CLASS
typedef struct _Efl_Net_Server_Tcp_Data
{
Ecore_Thread *resolver;
} Efl_Net_Server_Tcp_Data;
EOLIAN void
_efl_net_server_tcp_efl_object_destructor(Eo *o, Efl_Net_Server_Tcp_Data *pd)
{
if (pd->resolver)
{
ecore_thread_cancel(pd->resolver);
pd->resolver = NULL;
}
efl_destructor(efl_super(o, MY_CLASS));
}
static Eina_Error
_efl_net_server_tcp_resolved_bind(Eo *o, Efl_Net_Server_Tcp_Data *pd EINA_UNUSED, const struct addrinfo *addr)
{
Eina_Error err = 0;
char buf[INET6_ADDRSTRLEN + sizeof("[]:65536")];
socklen_t addrlen = addr->ai_addrlen;
SOCKET fd;
int r;
efl_net_server_fd_family_set(o, addr->ai_family);
fd = efl_net_socket4(addr->ai_family, addr->ai_socktype, addr->ai_protocol,
efl_net_server_fd_close_on_exec_get(o));
if (fd == INVALID_SOCKET)
{
err = efl_net_socket_error_get();
ERR("socket(%d, %d, %d): %s",
addr->ai_family, addr->ai_socktype, addr->ai_protocol,
eina_error_msg_get(err));
return err;
}
efl_loop_fd_set(o, fd);
/* apply pending value BEFORE bind() */
if (addr->ai_family == AF_INET6)
{
efl_net_server_ip_ipv6_only_set(o, efl_net_server_ip_ipv6_only_get(o));
}
r = bind(fd, addr->ai_addr, addrlen);
if (r != 0)
{
err = efl_net_socket_error_get();
efl_net_ip_port_fmt(buf, sizeof(buf), addr->ai_addr);
DBG("bind(" SOCKET_FMT ", %s): %s", fd, buf, eina_error_msg_get(err));
goto error;
}
r = listen(fd, 0);
if (r != 0)
{
err = efl_net_socket_error_get();
DBG("listen(" SOCKET_FMT "): %s", fd, eina_error_msg_get(err));
goto error;
}
if (getsockname(fd, addr->ai_addr, &addrlen) != 0)
{
err = efl_net_socket_error_get();
ERR("getsockname(" SOCKET_FMT "): %s", fd, eina_error_msg_get(err));
goto error;
}
else if (efl_net_ip_port_fmt(buf, sizeof(buf), addr->ai_addr))
efl_net_server_address_set(o, buf);
DBG("fd=" SOCKET_FMT " serving at %s", fd, buf);
efl_net_server_serving_set(o, EINA_TRUE);
return 0;
error:
efl_net_server_fd_family_set(o, AF_UNSPEC);
efl_loop_fd_set(o, SOCKET_TO_LOOP_FD(INVALID_SOCKET));
closesocket(fd);
return err;
}
static void
_efl_net_server_tcp_resolved(void *data, const char *host EINA_UNUSED, const char *port EINA_UNUSED, const struct addrinfo *hints EINA_UNUSED, struct addrinfo *result, int gai_error)
{
Eo *o = data;
Efl_Net_Server_Tcp_Data *pd = efl_data_scope_get(o, MY_CLASS);
const struct addrinfo *addr;
Eina_Error err = EINA_ERROR_NO_ERROR;
pd->resolver = NULL;
efl_ref(o); /* we're emitting callbacks then continuing the workflow */
if (gai_error)
{
err = EFL_NET_ERROR_COULDNT_RESOLVE_HOST;
goto end;
}
for (addr = result; addr != NULL; addr = addr->ai_next)
{
err = _efl_net_server_tcp_resolved_bind(o, pd, addr);
if (err == 0) break;
}
freeaddrinfo(result);
end:
if (err) efl_event_callback_call(o, EFL_NET_SERVER_EVENT_ERROR, &err);
efl_unref(o);
}
EOLIAN static Eina_Error
_efl_net_server_tcp_efl_net_server_fd_socket_activate(Eo *o, Efl_Net_Server_Tcp_Data *pd EINA_UNUSED, const char *address)
{
EINA_SAFETY_ON_TRUE_RETURN_VAL((SOCKET)efl_loop_fd_get(o) != INVALID_SOCKET, EALREADY);
EINA_SAFETY_ON_NULL_RETURN_VAL(address, EINVAL);
#ifndef HAVE_SYSTEMD
return efl_net_server_fd_socket_activate(efl_super(o, MY_CLASS), address);
#else
{
char buf[INET6_ADDRSTRLEN + sizeof("[]:65536")];
Eina_Bool listening;
Eina_Error err;
struct sockaddr_storage addr;
socklen_t addrlen;
SOCKET fd;
err = efl_net_ip_socket_activate_check(address, AF_UNSPEC, SOCK_STREAM, &listening);
if (err) return err;
err = efl_net_server_fd_socket_activate(efl_super(o, MY_CLASS), address);
if (err) return err;
fd = efl_loop_fd_get(o);
if (!listening)
{
if (listen(fd, 0) != 0)
{
err = efl_net_socket_error_get();
DBG("listen(" SOCKET_FMT "): %s", fd, eina_error_msg_get(err));
goto error;
}
}
addrlen = sizeof(addr);
if (getsockname(fd, (struct sockaddr *)&addr, &addrlen) != 0)
{
err = efl_net_socket_error_get();
ERR("getsockname(" SOCKET_FMT "): %s", fd, eina_error_msg_get(err));
goto error;
}
else if (efl_net_ip_port_fmt(buf, sizeof(buf), (struct sockaddr *)&addr))
efl_net_server_address_set(o, buf);
DBG("fd=" SOCKET_FMT " serving at %s", fd, address);
efl_net_server_serving_set(o, EINA_TRUE);
return 0;
error:
efl_net_server_fd_family_set(o, AF_UNSPEC);
efl_loop_fd_set(o, SOCKET_TO_LOOP_FD(INVALID_SOCKET));
closesocket(fd);
return err;
}
#endif
}
EOLIAN static Eina_Error
_efl_net_server_tcp_efl_net_server_serve(Eo *o, Efl_Net_Server_Tcp_Data *pd, const char *address)
{
char *str;
const char *host, *port;
struct addrinfo hints = {
.ai_socktype = SOCK_STREAM,
.ai_protocol = IPPROTO_TCP,
.ai_family = AF_UNSPEC,
.ai_flags = AI_ADDRCONFIG | AI_V4MAPPED,
};
struct sockaddr_storage ss;
Eina_Error err;
EINA_SAFETY_ON_NULL_RETURN_VAL(address, EINVAL);
str = strdup(address);
if (!efl_net_ip_port_split(str, &host, &port))
{
free(str);
return EINVAL;
}
if (!port) port = "0";
if (efl_net_ip_port_parse_split(host, port, &ss))
{
struct addrinfo ai = hints;
ai.ai_family = ss.ss_family;
ai.ai_addr = (struct sockaddr *)&ss;
ai.ai_addrlen = ss.ss_family == AF_INET ? sizeof(struct sockaddr_in) : sizeof(struct sockaddr_in6);
err = _efl_net_server_tcp_resolved_bind(o, pd, &ai);
free(str);
}
else
{
pd->resolver = efl_net_ip_resolve_async_new(host, port, &hints,
_efl_net_server_tcp_resolved, o);
free(str);
EINA_SAFETY_ON_NULL_RETURN_VAL(pd->resolver, EINVAL);
err = 0;
}
return err;
}
static void
_efl_net_server_tcp_efl_net_server_fd_client_add(Eo *o, Efl_Net_Server_Tcp_Data *pd EINA_UNUSED, int client_fd)
{
Eo *client = efl_add(EFL_NET_SOCKET_TCP_CLASS, o,
efl_io_closer_close_on_exec_set(efl_added, efl_net_server_fd_close_on_exec_get(o)),
efl_io_closer_close_on_invalidate_set(efl_added, EINA_TRUE),
efl_loop_fd_set(efl_added, client_fd));
if (!client)
{
ERR("could not create client object fd=" SOCKET_FMT, (SOCKET)client_fd);
closesocket(client_fd);
return;
}
efl_net_server_client_announce(o, client);
}
static void
_efl_net_server_tcp_efl_net_server_fd_client_reject(Eo *o, Efl_Net_Server_Tcp_Data *pd EINA_UNUSED, int client_fd)
{
struct sockaddr_storage addr;
socklen_t addrlen;
char str[INET6_ADDRSTRLEN + sizeof("[]:65536")] = "";
addrlen = sizeof(addr);
if (getpeername(client_fd, (struct sockaddr *)&addr, &addrlen) != 0)
ERR("getpeername(" SOCKET_FMT "): %s", (SOCKET)client_fd, eina_error_msg_get(efl_net_socket_error_get()));
else
efl_net_ip_port_fmt(str, sizeof(str), (struct sockaddr *)&addr);
closesocket(client_fd);
efl_event_callback_call(o, EFL_NET_SERVER_EVENT_CLIENT_REJECTED, str);
}
#include "efl_net_server_tcp.eo.c"
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