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