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|
/*
* %CopyrightBegin%
*
* Copyright Ericsson AB 2018-2023. All Rights Reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* %CopyrightEnd%
*
* ----------------------------------------------------------------------
* Purpose : Utility "stuff" for socket and net.
* ----------------------------------------------------------------------
*
*/
#ifndef SOCKET_INT_H__
#define SOCKET_INT_H__
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#ifdef __WIN32__
/* All this just to replace sys/socket.h, netinet/in.h and sys/un.h??? */
#if !defined(INCL_WINSOCK_API_TYPEDEFS)
#define INCL_WINSOCK_API_TYPEDEFS 1
#endif
#ifndef WINDOWS_H_INCLUDES_WINSOCK2_H
#include <winsock2.h>
#endif
#include <windows.h>
#include <Ws2tcpip.h> /* NEED VC 6.0 or higher */
/* Visual studio 2008+: NTDDI_VERSION needs to be set for iphlpapi.h
* to define the right structures. It needs to be set to WINXP (or LONGHORN)
* for IPV6 to work and it's set lower by default, so we need to change it.
*/
#ifdef HAVE_SDKDDKVER_H
# include <sdkddkver.h>
# ifdef NTDDI_VERSION
# undef NTDDI_VERSION
# endif
# define NTDDI_VERSION NTDDI_WINXP
#endif
#include <iphlpapi.h>
#else /* !__WIN32__ */
#include <sys/socket.h>
#include <netinet/in.h>
#ifdef HAVE_SYS_UN_H
#include <sys/un.h>
#endif
#ifdef HAVE_NET_IF_DL_H
#include <net/if_dl.h>
#endif
#ifdef HAVE_NETPACKET_PACKET_H
#include <netpacket/packet.h>
#endif
#endif
/* Copied from sys.h
* In VC++, noreturn is a declspec that has to be before the types,
* but in GNUC it is an attribute to be placed between return type
* and function name, hence __decl_noreturn <types> __noreturn <function name>
*
* at some platforms (e.g. Android) __noreturn is defined at sys/cdef.h
*/
#if __GNUC__
# define __decl_noreturn
# ifndef __noreturn
# define __noreturn __attribute__((noreturn))
# endif
#else
# if defined(__WIN32__) && defined(_MSC_VER)
# define __noreturn
# define __decl_noreturn __declspec(noreturn)
# else
# define __noreturn
# define __decl_noreturn
# endif
#endif
#include <erl_nif.h>
#ifdef HAVE_STRUCT_SOCKADDR_UN_SUN_PATH
# ifdef AF_LOCAL
# define HAS_AF_LOCAL 1
# else
# ifdef AF_UNIX
# define AF_LOCAL AF_UNIX
# define HAS_AF_LOCAL 1
# else
# undef HAS_AF_LOCAL
# endif
# endif
#else
# undef HAS_AF_LOCAL
#endif
/* After this we only check HAS_AF_LOCAL and use AF_LOCAL */
/* The general purpose sockaddr */
typedef union {
/* General sockaddr */
struct sockaddr sa;
/* IPv4 sockaddr */
struct sockaddr_in in4;
/* IPv6 sockaddr */
#if defined(HAVE_IN6) && defined(AF_INET6)
struct sockaddr_in6 in6;
#endif
/* Unix Domain Socket sockaddr */
#ifdef HAS_AF_LOCAL
struct sockaddr_un un;
#endif
/* Link Layer sockaddr (used for address family PACKET) */
#if defined(HAVE_NETPACKET_PACKET_H) && defined(AF_PACKET)
struct sockaddr_ll ll;
#endif
#if defined(AF_LINK)
struct sockaddr_dl dl;
#endif
/* Max size sockaddr on system */
struct sockaddr_storage ss;
} ESockAddress;
/* *** Boolean *type* stuff... *** */
typedef int BOOLEAN_T;
#ifndef TRUE
#define TRUE (!0)
#endif
#ifndef FALSE
#define FALSE (! TRUE)
#endif
#define BOOL2ATOM(__B__) ((__B__) ? esock_atom_true : esock_atom_false)
#define B2S(__B__) ((__B__) ? "true" : "false")
#define TYPE2STR(T) (((T) == SOCK_STREAM) ? "stream" : \
(((T) == SOCK_DGRAM) ? "dgram" : \
(((T) == SOCK_RAW) ? "raw" : \
(((T) == SOCK_RDM) ? "rdm" : \
(((T) == SOCK_SEQPACKET) ? "seqpacket" : \
"undefined")))))
#define NUM(Array) (sizeof(Array) / sizeof(*(Array)))
#ifdef HAVE_SOCKLEN_T
# define SOCKLEN_T socklen_t
#else
# define SOCKLEN_T size_t
#endif
#ifdef __WIN32__
#define SOCKOPTLEN_T int
#else
#define SOCKOPTLEN_T SOCKLEN_T
#endif
/*
* Seems to be missing.
*/
#ifndef __GNUC__
typedef long ssize_t;
#endif
/* ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
* "Global" atoms (esock_atom_...)
*
* Note that when an (global) atom is added here, it must also be added
* in the prim_socket_nif.c file!
*/
#define GLOBAL_ATOM_DEFS \
GLOBAL_ATOM_DEF(abort); \
GLOBAL_ATOM_DEF(accept); \
GLOBAL_ATOM_DEF(acceptconn); \
GLOBAL_ATOM_DEF(acceptfilter); \
GLOBAL_ATOM_DEF(acc_success); \
GLOBAL_ATOM_DEF(acc_fails); \
GLOBAL_ATOM_DEF(acc_tries); \
GLOBAL_ATOM_DEF(acc_waits); \
GLOBAL_ATOM_DEF(adaption_layer); \
GLOBAL_ATOM_DEF(addr); \
GLOBAL_ATOM_DEF(addrform); \
GLOBAL_ATOM_DEF(add_membership); \
GLOBAL_ATOM_DEF(add_source_membership); \
GLOBAL_ATOM_DEF(alen); \
GLOBAL_ATOM_DEF(allmulti); \
GLOBAL_ATOM_DEF(already); \
GLOBAL_ATOM_DEF(any); \
GLOBAL_ATOM_DEF(appletlk); \
GLOBAL_ATOM_DEF(arcnet); \
GLOBAL_ATOM_DEF(ax25); \
GLOBAL_ATOM_DEF(associnfo); \
GLOBAL_ATOM_DEF(atm); \
GLOBAL_ATOM_DEF(authhdr); \
GLOBAL_ATOM_DEF(auth_active_key); \
GLOBAL_ATOM_DEF(auth_asconf); \
GLOBAL_ATOM_DEF(auth_chunk); \
GLOBAL_ATOM_DEF(auth_delete_key); \
GLOBAL_ATOM_DEF(auth_key); \
GLOBAL_ATOM_DEF(auth_level); \
GLOBAL_ATOM_DEF(autoclose); \
GLOBAL_ATOM_DEF(automedia); \
GLOBAL_ATOM_DEF(bad_data); \
GLOBAL_ATOM_DEF(base_addr); \
GLOBAL_ATOM_DEF(bindtodevice); \
GLOBAL_ATOM_DEF(block_source); \
GLOBAL_ATOM_DEF(broadcast); \
GLOBAL_ATOM_DEF(busy_poll); \
GLOBAL_ATOM_DEF(cancel); \
GLOBAL_ATOM_DEF(cantconfig); \
GLOBAL_ATOM_DEF(chaos); \
GLOBAL_ATOM_DEF(checksum); \
GLOBAL_ATOM_DEF(close); \
GLOBAL_ATOM_DEF(closed); \
GLOBAL_ATOM_DEF(cmsg_cloexec); \
GLOBAL_ATOM_DEF(command); \
GLOBAL_ATOM_DEF(completion); \
GLOBAL_ATOM_DEF(confirm); \
GLOBAL_ATOM_DEF(congestion); \
GLOBAL_ATOM_DEF(connect); \
GLOBAL_ATOM_DEF(connected); \
GLOBAL_ATOM_DEF(connecting); \
GLOBAL_ATOM_DEF(context); \
GLOBAL_ATOM_DEF(cork); \
GLOBAL_ATOM_DEF(counters); \
GLOBAL_ATOM_DEF(credentials); \
GLOBAL_ATOM_DEF(ctrl); \
GLOBAL_ATOM_DEF(ctrunc); \
GLOBAL_ATOM_DEF(data); \
GLOBAL_ATOM_DEF(data_size); \
GLOBAL_ATOM_DEF(debug); \
GLOBAL_ATOM_DEF(default); \
GLOBAL_ATOM_DEF(default_send_params); \
GLOBAL_ATOM_DEF(delayed_ack_time); \
GLOBAL_ATOM_DEF(dgram); \
GLOBAL_ATOM_DEF(disable_fragments); \
GLOBAL_ATOM_DEF(dlci); \
GLOBAL_ATOM_DEF(dma); \
GLOBAL_ATOM_DEF(domain); \
GLOBAL_ATOM_DEF(dontfrag); \
GLOBAL_ATOM_DEF(dontroute); \
GLOBAL_ATOM_DEF(dormant); \
GLOBAL_ATOM_DEF(drop_membership); \
GLOBAL_ATOM_DEF(drop_source_membership); \
GLOBAL_ATOM_DEF(dstopts); \
GLOBAL_ATOM_DEF(dup); \
GLOBAL_ATOM_DEF(dying); \
GLOBAL_ATOM_DEF(dynamic); \
GLOBAL_ATOM_DEF(echo); \
GLOBAL_ATOM_DEF(eether); \
GLOBAL_ATOM_DEF(efile); \
GLOBAL_ATOM_DEF(egp); \
GLOBAL_ATOM_DEF(enotsup); \
GLOBAL_ATOM_DEF(eor); \
GLOBAL_ATOM_DEF(error); \
GLOBAL_ATOM_DEF(errqueue); \
GLOBAL_ATOM_DEF(esp_network_level); \
GLOBAL_ATOM_DEF(esp_trans_level); \
GLOBAL_ATOM_DEF(ether); \
GLOBAL_ATOM_DEF(eui64); \
GLOBAL_ATOM_DEF(events); \
GLOBAL_ATOM_DEF(explicit_eor); \
GLOBAL_ATOM_DEF(faith); \
GLOBAL_ATOM_DEF(false); \
GLOBAL_ATOM_DEF(family); \
GLOBAL_ATOM_DEF(fastroute); \
GLOBAL_ATOM_DEF(flags); \
GLOBAL_ATOM_DEF(flowinfo); \
GLOBAL_ATOM_DEF(fragment_interleave); \
GLOBAL_ATOM_DEF(freebind); \
GLOBAL_ATOM_DEF(frelay); \
GLOBAL_ATOM_DEF(get_overlapped_result); \
GLOBAL_ATOM_DEF(get_peer_addr_info); \
GLOBAL_ATOM_DEF(hatype); \
GLOBAL_ATOM_DEF(hdrincl); \
GLOBAL_ATOM_DEF(hmac_ident); \
GLOBAL_ATOM_DEF(hoplimit); \
GLOBAL_ATOM_DEF(hopopts); \
GLOBAL_ATOM_DEF(host); \
GLOBAL_ATOM_DEF(icmp); \
GLOBAL_ATOM_DEF(icmp6); \
GLOBAL_ATOM_DEF(ieee802); \
GLOBAL_ATOM_DEF(ieee1394); \
GLOBAL_ATOM_DEF(ifindex); \
GLOBAL_ATOM_DEF(igmp); \
GLOBAL_ATOM_DEF(implink); \
GLOBAL_ATOM_DEF(index); \
GLOBAL_ATOM_DEF(inet); \
GLOBAL_ATOM_DEF(inet6); \
GLOBAL_ATOM_DEF(infiniband); \
GLOBAL_ATOM_DEF(info); \
GLOBAL_ATOM_DEF(initmsg); \
GLOBAL_ATOM_DEF(invalid); \
GLOBAL_ATOM_DEF(integer_range); \
GLOBAL_ATOM_DEF(iov); \
GLOBAL_ATOM_DEF(ip); \
GLOBAL_ATOM_DEF(ipcomp_level); \
GLOBAL_ATOM_DEF(ipip); \
GLOBAL_ATOM_DEF(ipv6); \
GLOBAL_ATOM_DEF(irq); \
GLOBAL_ATOM_DEF(i_want_mapped_v4_addr); \
GLOBAL_ATOM_DEF(join_group); \
GLOBAL_ATOM_DEF(keepalive); \
GLOBAL_ATOM_DEF(keepcnt); \
GLOBAL_ATOM_DEF(keepidle); \
GLOBAL_ATOM_DEF(keepintvl); \
GLOBAL_ATOM_DEF(kernel); \
GLOBAL_ATOM_DEF(knowsepoch); \
GLOBAL_ATOM_DEF(leave_group); \
GLOBAL_ATOM_DEF(level); \
GLOBAL_ATOM_DEF(linger); \
GLOBAL_ATOM_DEF(link); \
GLOBAL_ATOM_DEF(link0); \
GLOBAL_ATOM_DEF(link1); \
GLOBAL_ATOM_DEF(link2); \
GLOBAL_ATOM_DEF(local); \
GLOBAL_ATOM_DEF(localtlk); \
GLOBAL_ATOM_DEF(local_auth_chunks); \
GLOBAL_ATOM_DEF(loopback); \
GLOBAL_ATOM_DEF(lowdelay); \
GLOBAL_ATOM_DEF(lower_up); \
GLOBAL_ATOM_DEF(mark); \
GLOBAL_ATOM_DEF(master); \
GLOBAL_ATOM_DEF(maxburst); \
GLOBAL_ATOM_DEF(maxseg); \
GLOBAL_ATOM_DEF(md5sig); \
GLOBAL_ATOM_DEF(mem_end); \
GLOBAL_ATOM_DEF(mem_start); \
GLOBAL_ATOM_DEF(metricom); \
GLOBAL_ATOM_DEF(mincost); \
GLOBAL_ATOM_DEF(minttl); \
GLOBAL_ATOM_DEF(monitor); \
GLOBAL_ATOM_DEF(more); \
GLOBAL_ATOM_DEF(msfilter); \
GLOBAL_ATOM_DEF(mtu); \
GLOBAL_ATOM_DEF(mtu_discover); \
GLOBAL_ATOM_DEF(multicast); \
GLOBAL_ATOM_DEF(multicast_all); \
GLOBAL_ATOM_DEF(multicast_hops); \
GLOBAL_ATOM_DEF(multicast_if); \
GLOBAL_ATOM_DEF(multicast_loop); \
GLOBAL_ATOM_DEF(multicast_ttl); \
GLOBAL_ATOM_DEF(name); \
GLOBAL_ATOM_DEF(netns); \
GLOBAL_ATOM_DEF(netrom); \
GLOBAL_ATOM_DEF(nlen); \
GLOBAL_ATOM_DEF(noarp); \
GLOBAL_ATOM_DEF(nodelay); \
GLOBAL_ATOM_DEF(nodefrag); \
GLOBAL_ATOM_DEF(nogroup); \
GLOBAL_ATOM_DEF(none); \
GLOBAL_ATOM_DEF(noopt); \
GLOBAL_ATOM_DEF(nopush); \
GLOBAL_ATOM_DEF(nosignal); \
GLOBAL_ATOM_DEF(notrailers); \
GLOBAL_ATOM_DEF(not_bound); \
GLOBAL_ATOM_DEF(not_found); \
GLOBAL_ATOM_DEF(num_general_errors); \
GLOBAL_ATOM_DEF(not_owner); \
GLOBAL_ATOM_DEF(num_threads); \
GLOBAL_ATOM_DEF(num_unexpected_accepts); \
GLOBAL_ATOM_DEF(num_unexpected_connects); \
GLOBAL_ATOM_DEF(num_unexpected_reads); \
GLOBAL_ATOM_DEF(num_unexpected_writes); \
GLOBAL_ATOM_DEF(num_unknown_cmds); \
GLOBAL_ATOM_DEF(oactive); \
GLOBAL_ATOM_DEF(ok); \
GLOBAL_ATOM_DEF(oob); \
GLOBAL_ATOM_DEF(oobinline); \
GLOBAL_ATOM_DEF(options); \
GLOBAL_ATOM_DEF(origdstaddr); \
GLOBAL_ATOM_DEF(otherhost); \
GLOBAL_ATOM_DEF(outgoing); \
GLOBAL_ATOM_DEF(packet); \
GLOBAL_ATOM_DEF(partial_delivery_point); \
GLOBAL_ATOM_DEF(passcred); \
GLOBAL_ATOM_DEF(path); \
GLOBAL_ATOM_DEF(peek); \
GLOBAL_ATOM_DEF(peek_off); \
GLOBAL_ATOM_DEF(peer_addr_params); \
GLOBAL_ATOM_DEF(peer_auth_chunks); \
GLOBAL_ATOM_DEF(peercred); \
GLOBAL_ATOM_DEF(pktinfo); \
GLOBAL_ATOM_DEF(pktoptions); \
GLOBAL_ATOM_DEF(pkttype); \
GLOBAL_ATOM_DEF(ppromisc); \
GLOBAL_ATOM_DEF(pointopoint); \
GLOBAL_ATOM_DEF(port); \
GLOBAL_ATOM_DEF(portrange); \
GLOBAL_ATOM_DEF(portsel); \
GLOBAL_ATOM_DEF(primary_addr); \
GLOBAL_ATOM_DEF(priority); \
GLOBAL_ATOM_DEF(prim_file); \
GLOBAL_ATOM_DEF(promisc); \
GLOBAL_ATOM_DEF(pronet); \
GLOBAL_ATOM_DEF(protocol); \
GLOBAL_ATOM_DEF(pup); \
GLOBAL_ATOM_DEF(raw); \
GLOBAL_ATOM_DEF(rcvbuf); \
GLOBAL_ATOM_DEF(rcvbufforce); \
GLOBAL_ATOM_DEF(rcvlowat); \
GLOBAL_ATOM_DEF(rcvtimeo); \
GLOBAL_ATOM_DEF(rdm); \
GLOBAL_ATOM_DEF(read_byte); \
GLOBAL_ATOM_DEF(read_fails); \
GLOBAL_ATOM_DEF(read_pkg); \
GLOBAL_ATOM_DEF(read_tries); \
GLOBAL_ATOM_DEF(read_waits); \
GLOBAL_ATOM_DEF(recv); \
GLOBAL_ATOM_DEF(recvdstaddr); \
GLOBAL_ATOM_DEF(recverr); \
GLOBAL_ATOM_DEF(recvfrom); \
GLOBAL_ATOM_DEF(recvhoplimit); \
GLOBAL_ATOM_DEF(recvif); \
GLOBAL_ATOM_DEF(recvmsg); \
GLOBAL_ATOM_DEF(recvopts); \
GLOBAL_ATOM_DEF(recvorigdstaddr); \
GLOBAL_ATOM_DEF(recvpktinfo); \
GLOBAL_ATOM_DEF(recvtclass); \
GLOBAL_ATOM_DEF(recvtos); \
GLOBAL_ATOM_DEF(recvttl); \
GLOBAL_ATOM_DEF(reliability); \
GLOBAL_ATOM_DEF(renaming); \
GLOBAL_ATOM_DEF(reset_streams); \
GLOBAL_ATOM_DEF(retopts); \
GLOBAL_ATOM_DEF(reuseaddr); \
GLOBAL_ATOM_DEF(reuseport); \
GLOBAL_ATOM_DEF(rights); \
GLOBAL_ATOM_DEF(router_alert); \
GLOBAL_ATOM_DEF(rthdr); \
GLOBAL_ATOM_DEF(rtoinfo); \
GLOBAL_ATOM_DEF(running); \
GLOBAL_ATOM_DEF(rxq_ovfl); \
GLOBAL_ATOM_DEF(scope_id); \
GLOBAL_ATOM_DEF(sctp); \
GLOBAL_ATOM_DEF(sec); \
GLOBAL_ATOM_DEF(select); \
GLOBAL_ATOM_DEF(select_failed); \
GLOBAL_ATOM_DEF(select_sent); \
GLOBAL_ATOM_DEF(send); \
GLOBAL_ATOM_DEF(sendfile); \
GLOBAL_ATOM_DEF(sendfile_byte); \
GLOBAL_ATOM_DEF(sendfile_deferred_close); \
GLOBAL_ATOM_DEF(sendfile_fails); \
GLOBAL_ATOM_DEF(sendfile_max); \
GLOBAL_ATOM_DEF(sendfile_pkg); \
GLOBAL_ATOM_DEF(sendfile_pkg_max); \
GLOBAL_ATOM_DEF(sendfile_tries); \
GLOBAL_ATOM_DEF(sendfile_waits); \
GLOBAL_ATOM_DEF(sendmsg); \
GLOBAL_ATOM_DEF(sendsrcaddr); \
GLOBAL_ATOM_DEF(sendto); \
GLOBAL_ATOM_DEF(seqpacket); \
GLOBAL_ATOM_DEF(setfib); \
GLOBAL_ATOM_DEF(set_peer_primary_addr); \
GLOBAL_ATOM_DEF(simplex); \
GLOBAL_ATOM_DEF(slave); \
GLOBAL_ATOM_DEF(slen); \
GLOBAL_ATOM_DEF(sndbuf); \
GLOBAL_ATOM_DEF(sndbufforce); \
GLOBAL_ATOM_DEF(sndlowat); \
GLOBAL_ATOM_DEF(sndtimeo); \
GLOBAL_ATOM_DEF(sockaddr); \
GLOBAL_ATOM_DEF(socket); \
GLOBAL_ATOM_DEF(socket_tag); \
GLOBAL_ATOM_DEF(spec_dst); \
GLOBAL_ATOM_DEF(state); \
GLOBAL_ATOM_DEF(status); \
GLOBAL_ATOM_DEF(staticarp); \
GLOBAL_ATOM_DEF(stream); \
GLOBAL_ATOM_DEF(syncnt); \
GLOBAL_ATOM_DEF(tclass); \
GLOBAL_ATOM_DEF(tcp); \
GLOBAL_ATOM_DEF(throughput); \
GLOBAL_ATOM_DEF(timestamp); \
GLOBAL_ATOM_DEF(tos); \
GLOBAL_ATOM_DEF(transparent); \
GLOBAL_ATOM_DEF(timeout); \
GLOBAL_ATOM_DEF(true); \
GLOBAL_ATOM_DEF(trunc); \
GLOBAL_ATOM_DEF(ttl); \
GLOBAL_ATOM_DEF(tunnel); \
GLOBAL_ATOM_DEF(tunnel6); \
GLOBAL_ATOM_DEF(txqlen); \
GLOBAL_ATOM_DEF(type); \
GLOBAL_ATOM_DEF(udp); \
GLOBAL_ATOM_DEF(unblock_source); \
GLOBAL_ATOM_DEF(undefined); \
GLOBAL_ATOM_DEF(unicast_hops); \
GLOBAL_ATOM_DEF(unknown); \
GLOBAL_ATOM_DEF(unspec); \
GLOBAL_ATOM_DEF(up); \
GLOBAL_ATOM_DEF(usec); \
GLOBAL_ATOM_DEF(user); \
GLOBAL_ATOM_DEF(user_timeout); \
GLOBAL_ATOM_DEF(use_ext_recvinfo); \
GLOBAL_ATOM_DEF(use_min_mtu); \
GLOBAL_ATOM_DEF(use_registry); \
GLOBAL_ATOM_DEF(value); \
GLOBAL_ATOM_DEF(void); \
GLOBAL_ATOM_DEF(v6only); \
GLOBAL_ATOM_DEF(write_byte); \
GLOBAL_ATOM_DEF(write_fails); \
GLOBAL_ATOM_DEF(write_pkg); \
GLOBAL_ATOM_DEF(write_tries); \
GLOBAL_ATOM_DEF(write_waits); \
GLOBAL_ATOM_DEF(zero)
/* ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
* Error reason atoms
*/
#define GLOBAL_ERROR_REASON_ATOM_DEFS \
GLOBAL_ATOM_DEF(add_socket); \
GLOBAL_ATOM_DEF(create_accept_socket); \
GLOBAL_ATOM_DEF(eagain); \
GLOBAL_ATOM_DEF(einval); \
GLOBAL_ATOM_DEF(select_read); \
GLOBAL_ATOM_DEF(select_write); \
GLOBAL_ATOM_DEF(update_accept_context); \
GLOBAL_ATOM_DEF(update_connect_context)
#define GLOBAL_ATOM_DEF(A) extern ERL_NIF_TERM esock_atom_##A
GLOBAL_ATOM_DEFS;
GLOBAL_ERROR_REASON_ATOM_DEFS;
#undef GLOBAL_ATOM_DEF
/* ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
* Various wrapper macros for enif functions
*/
#define MALLOC(SZ) enif_alloc((SZ))
#define REALLOC(P, SZ) enif_realloc((P), (SZ))
#define FREE(P) enif_free((P))
#define MKA(E,S) enif_make_atom((E), (S))
#define MKBIN(E,B) enif_make_binary((E), (B))
#define MKI(E,I) enif_make_int((E), (I))
#define MKI64(E,I) enif_make_int64((E), (I))
#define MKL(E,L) enif_make_long((E), (L))
#define MKLA(E,A,L) enif_make_list_from_array((E), (A), (L))
#define MKL1(E,T) enif_make_list1((E), (T))
#define MKEL(E) enif_make_list((E), 0)
#define MKC(E,H,T) enif_make_list_cell((E), (H), (T))
#define MKEMA(E) enif_make_new_map((E))
#define MKMA(E,KA,VA,L,M) enif_make_map_from_arrays((E), (KA), (VA), (L), (M))
#define MKPID(E, P) enif_make_pid((E), (P))
#define MKREF(E) enif_make_ref((E))
#define MKS(E,S) enif_make_string((E), (S), ERL_NIF_LATIN1)
#define MKSL(E,S,L) enif_make_string_len((E), (S), (L), ERL_NIF_LATIN1)
#define MKSBIN(E,B,ST,SZ) enif_make_sub_binary((E), (B), (ST), (SZ))
#define MKT2(E,E1,E2) enif_make_tuple2((E), (E1), (E2))
#define MKT3(E,E1,E2,E3) enif_make_tuple3((E), (E1), (E2), (E3))
#define MKT4(E,E1,E2,E3,E4) enif_make_tuple4((E), (E1), (E2), (E3), (E4))
#define MKT5(E,E1,E2,E3,E4,E5) \
enif_make_tuple5((E), (E1), (E2), (E3), (E4), (E5))
#define MKT8(E,E1,E2,E3,E4,E5,E6,E7,E8) \
enif_make_tuple8((E), (E1), (E2), (E3), (E4), (E5), (E6), (E7), (E8))
#define MKTA(E, A, AL) enif_make_tuple_from_array((E), (A), (AL))
#define MKUI(E,UI) enif_make_uint((E), (UI))
#define MKUI64(E,UI) enif_make_uint64((E), (UI))
#define MKUL(E,UL) enif_make_ulong((E), (UL))
#define MCREATE(N) enif_mutex_create((N))
#define MDESTROY(M) enif_mutex_destroy((M))
#define MLOCK(M) enif_mutex_lock((M))
#define MUNLOCK(M) enif_mutex_unlock((M))
#define MONP(S,E,D,P,M) esock_monitor((S), (E), (D), (P), (M))
#define DEMONP(S,E,D,M) esock_demonitor((S), (E), (D), (M))
#define MON_INIT(M) esock_monitor_init((M))
#define MON2T(E, M) enif_make_monitor_term((E), (M))
#define MON_EQ(M1, M2) esock_monitor_eq((M1), (M2))
#define COMPARE(A, B) enif_compare((A), (B))
#define COMPARE_PIDS(P1, P2) enif_compare_pids((P1), (P2))
#define IS_ZERO(R) (COMPARE((R), esock_atom_zero) == 0)
#define IS_ATOM(E, TE) enif_is_atom((E), (TE))
#define IS_BIN(E, TE) enif_is_binary((E), (TE))
#define IS_LIST(E, TE) enif_is_list((E), (TE))
#define IS_MAP(E, TE) enif_is_map((E), (TE))
#define IS_NUM(E, TE) enif_is_number((E), (TE))
#define IS_TUPLE(E, TE) enif_is_tuple((E), (TE))
#define IS_INTEGER(E, TE) esock_is_integer((E), (TE))
#define IS_PID_UNDEF(P) enif_is_pid_undefined((P))
#define SET_PID_UNDEF(P) enif_set_pid_undefined((P))
#define GET_ATOM_LEN(E, TE, LP) \
enif_get_atom_length((E), (TE), (LP), ERL_NIF_LATIN1)
#define GET_ATOM(E, TE, BP, MAX) \
enif_get_atom((E), (TE), (BP), (MAX), ERL_NIF_LATIN1)
#define GET_BIN(E, TE, BP) enif_inspect_iolist_as_binary((E), (TE), (BP))
#define GET_INT(E, TE, IP) enif_get_int((E), (TE), (IP))
#define GET_INT64(E, TE, IP) enif_get_int64((E), (TE), (IP))
#define GET_LIST_ELEM(E, L, HP, TP) enif_get_list_cell((E), (L), (HP), (TP))
#define GET_LIST_LEN(E, L, LP) enif_get_list_length((E), (L), (LP))
#define GET_LONG(E, TE, LP) enif_get_long((E), (TE), (LP))
#define GET_LPID(E, T, P) enif_get_local_pid((E), (T), (P))
#define GET_STR(E, L, B, SZ) \
enif_get_string((E), (L), (B), (SZ), ERL_NIF_LATIN1)
#define GET_UINT(E, TE, UIP) enif_get_uint((E), (TE), (UIP))
#define GET_UINT64(E, TE, UIP) enif_get_uint64((E), (TE), (UIP))
#define GET_ULONG(E, TE, ULP) enif_get_ulong((E), (TE), (ULP))
#define GET_TUPLE(E, TE, TSZ, TA) enif_get_tuple((E), (TE), (TSZ), (TA))
#define GET_MAP_VAL(E, M, K, V) enif_get_map_value((E), (M), (K), (V))
#define ALLOC_BIN(SZ, BP) enif_alloc_binary((SZ), (BP))
#define REALLOC_BIN(SZ, BP) enif_realloc_binary((SZ), (BP))
#define FREE_BIN(BP) enif_release_binary((BP))
#define FREE_IOVEC(IV) enif_free_iovec((IV))
/* Copy term T into environment E */
#define CP_TERM(E, T) enif_make_copy((E), (T))
#define CLEAR_ENV(E) esock_clear_env(__FUNCTION__, (E))
#define FREE_ENV(E) esock_free_env(__FUNCTION__, (E))
#define TCREATE(NAME, TID, FUNC, ARGS, OPTS) \
enif_thread_create((NAME), (TID), (FUNC), (ARGS), (OPTS))
#define TEXIT(EVAL) enif_thread_exit((EVAL))
#define TJOIN(TID, EV) enif_thread_join((TID), (EV))
#define TOCREATE(NAME) enif_thread_opts_create((NAME))
#define TODESTROY(OPTS) enif_thread_opts_destroy((OPTS))
#define ESOCK_PRINTF(...) enif_fprintf(stdout, __VA_ARGS__)
#define ESOCK_EPRINTF(...) enif_fprintf(stderr, __VA_ARGS__)
#endif // SOCKET_INT_H__
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