/* * %CopyrightBegin% * * Copyright Ericsson AB 2018-2018. 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??? */ #define INCL_WINSOCK_API_TYPEDEFS 1 #ifndef WINDOWS_H_INCLUDES_WINSOCK2_H #include #endif #include #include /* 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 # ifdef NTDDI_VERSION # undef NTDDI_VERSION # endif # define NTDDI_VERSION NTDDI_WINXP #endif #include #else /* !__WIN32__ */ #include #include #ifdef HAVE_SYS_UN_H #include #endif #endif #include /* 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 */ #if defined(HAVE_SYS_UN_H) struct sockaddr_un un; #endif } SocketAddress; /* *** Boolean *type* stuff... *** */ typedef unsigned int BOOLEAN_T; #define TRUE 1 #define FALSE 0 #define BOOL2ATOM(__B__) ((__B__) ? esock_atom_true : esock_atom_false) #define B2S(__B__) ((__B__) ? "true" : "false") /* Misc error strings */ #define ESOCK_STR_EAFNOSUPPORT "eafnosupport" #define ESOCK_STR_EAGAIN "eagain" #define ESOCK_STR_EINVAL "einval" /* ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ * "Global" atoms */ extern ERL_NIF_TERM esock_atom_addr; extern ERL_NIF_TERM esock_atom_any; extern ERL_NIF_TERM esock_atom_credentials; extern ERL_NIF_TERM esock_atom_ctrl; extern ERL_NIF_TERM esock_atom_ctrunc; extern ERL_NIF_TERM esock_atom_data; extern ERL_NIF_TERM esock_atom_debug; extern ERL_NIF_TERM esock_atom_dgram; extern ERL_NIF_TERM esock_atom_eor; extern ERL_NIF_TERM esock_atom_error; extern ERL_NIF_TERM esock_atom_errqueue; extern ERL_NIF_TERM esock_atom_false; extern ERL_NIF_TERM esock_atom_family; extern ERL_NIF_TERM esock_atom_flags; extern ERL_NIF_TERM esock_atom_flowinfo; extern ERL_NIF_TERM esock_atom_ifindex; extern ERL_NIF_TERM esock_atom_inet; extern ERL_NIF_TERM esock_atom_inet6; extern ERL_NIF_TERM esock_atom_iov; extern ERL_NIF_TERM esock_atom_ip; extern ERL_NIF_TERM esock_atom_ipv6; extern ERL_NIF_TERM esock_atom_level; extern ERL_NIF_TERM esock_atom_local; extern ERL_NIF_TERM esock_atom_loopback; extern ERL_NIF_TERM esock_atom_lowdelay; extern ERL_NIF_TERM esock_atom_mincost; extern ERL_NIF_TERM esock_atom_ok; extern ERL_NIF_TERM esock_atom_oob; extern ERL_NIF_TERM esock_atom_origdstaddr; extern ERL_NIF_TERM esock_atom_path; extern ERL_NIF_TERM esock_atom_pktinfo; extern ERL_NIF_TERM esock_atom_port; extern ERL_NIF_TERM esock_atom_protocol; extern ERL_NIF_TERM esock_atom_raw; extern ERL_NIF_TERM esock_atom_rdm; extern ERL_NIF_TERM esock_atom_reliability; extern ERL_NIF_TERM esock_atom_rights; extern ERL_NIF_TERM esock_atom_scope_id; extern ERL_NIF_TERM esock_atom_sctp; extern ERL_NIF_TERM esock_atom_seqpacket; extern ERL_NIF_TERM esock_atom_spec_dst; extern ERL_NIF_TERM esock_atom_stream; extern ERL_NIF_TERM esock_atom_tcp; extern ERL_NIF_TERM esock_atom_throughput; extern ERL_NIF_TERM esock_atom_tos; extern ERL_NIF_TERM esock_atom_true; extern ERL_NIF_TERM esock_atom_trunc; extern ERL_NIF_TERM esock_atom_ttl; extern ERL_NIF_TERM esock_atom_type; extern ERL_NIF_TERM esock_atom_udp; extern ERL_NIF_TERM esock_atom_undefined; /* ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ * Error value (=reason) atoms */ extern ERL_NIF_TERM esock_atom_eafnosupport; extern ERL_NIF_TERM esock_atom_eagain; extern ERL_NIF_TERM esock_atom_einval; /* ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ * 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 MKL(E,L) enif_make_long((E), (L)) #define MKLA(E,A,L) enif_make_list_from_array((E), (A), (L)) #define MKEL(E) enif_make_list((E), 0) #define MKMA(E,KA,VA,L,M) enif_make_map_from_arrays((E), (KA), (VA), (L), (M)) #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 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(E,D,P,M) enif_monitor_process((E), (D), (P), (M)) #define DEMONP(E,D,M) enif_demonitor_process((E), (D), (M)) #define SELECT(E,FD,M,O,P,R) \ if (enif_select((E), (FD), (M), (O), (P), (R)) < 0) \ return enif_make_badarg((E)); #define COMPARE(A, B) enif_compare((A), (B)) #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 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_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_ULONG(E, TE, ULP) enif_get_long((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)) #endif // SOCKET_INT_H__