/*
* %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_UTIL_H__
#define SOCKET_UTIL_H__
#include <erl_nif.h>
#include "socket_int.h"
#define ESOCK_ABORT(E) esock_abort(E, __func__, __FILE__, __LINE__)
#define ESOCK_ASSERT(e) ((void) ((e) ? 1 : (ESOCK_ABORT(#e), 0)))
/* Two byte integer decoding */
#define get_int16(s) ((((unsigned char*) (s))[0] << 8) | \
(((unsigned char*) (s))[1]))
extern
char* esock_decode_sockaddr(ErlNifEnv* env,
ERL_NIF_TERM eSockAddr,
SocketAddress* sockAddrP,
unsigned int* addrLen);
extern
char* esock_encode_sockaddr(ErlNifEnv* env,
SocketAddress* sockAddrP,
unsigned int addrLen,
ERL_NIF_TERM* eSockAddr);
extern
char* esock_decode_sockaddr_in4(ErlNifEnv* env,
ERL_NIF_TERM eSockAddr,
struct sockaddr_in* sockAddrP,
unsigned int* addrLen);
extern
char* esock_encode_sockaddr_in4(ErlNifEnv* env,
struct sockaddr_in* sockAddrP,
unsigned int addrLen,
ERL_NIF_TERM* eSockAddr);
#if defined(HAVE_IN6) && defined(AF_INET6)
extern
char* esock_decode_sockaddr_in6(ErlNifEnv* env,
ERL_NIF_TERM eSockAddr,
struct sockaddr_in6* sockAddrP,
unsigned int* addrLen);
extern
char* esock_encode_sockaddr_in6(ErlNifEnv* env,
struct sockaddr_in6* sockAddrP,
unsigned int addrLen,
ERL_NIF_TERM* eSockAddr);
#endif
#ifdef HAVE_SYS_UN_H
extern
char* esock_decode_sockaddr_un(ErlNifEnv* env,
ERL_NIF_TERM eSockAddr,
struct sockaddr_un* sockAddrP,
unsigned int* addrLen);
extern
char* esock_encode_sockaddr_un(ErlNifEnv* env,
struct sockaddr_un* sockAddrP,
unsigned int addrLen,
ERL_NIF_TERM* eSockAddr);
#endif
extern
char* esock_decode_ip4_address(ErlNifEnv* env,
ERL_NIF_TERM eAddr,
struct sockaddr_in* sockAddrP,
unsigned int* addrLen);
extern
char* esock_encode_ip4_address(ErlNifEnv* env,
struct in_addr* addrP,
ERL_NIF_TERM* eAddr);
#if defined(HAVE_IN6) && defined(AF_INET6)
extern
char* esock_decode_ip6_address(ErlNifEnv* env,
ERL_NIF_TERM eAddr,
struct sockaddr_in6* sockAddrP,
unsigned int* addrLen);
extern
char* esock_encode_ip6_address(ErlNifEnv* env,
struct in6_addr* addrP,
ERL_NIF_TERM* eAddr);
#endif
extern
char* esock_decode_domain(ErlNifEnv* env,
ERL_NIF_TERM eDomain,
int* domain);
extern
char* esock_encode_domain(ErlNifEnv* env,
int domain,
ERL_NIF_TERM* eDomain);
extern
char* esock_decode_type(ErlNifEnv* env,
ERL_NIF_TERM eType,
int* type);
extern
char* esock_encode_type(ErlNifEnv* env,
int type,
ERL_NIF_TERM* eType);
extern
BOOLEAN_T esock_decode_bool(ERL_NIF_TERM val);
extern
ERL_NIF_TERM esock_encode_bool(BOOLEAN_T val);
extern
size_t esock_strnlen(const char *s, size_t maxlen);
extern
void esock_abort(const char* expr,
const char* func,
const char* file,
int line);
extern
ERL_NIF_TERM esock_make_ok2(ErlNifEnv* env, ERL_NIF_TERM any);
extern
ERL_NIF_TERM esock_make_ok3(ErlNifEnv* env, ERL_NIF_TERM val1, ERL_NIF_TERM val2);
extern
ERL_NIF_TERM esock_make_error(ErlNifEnv* env, ERL_NIF_TERM reason);
extern
ERL_NIF_TERM esock_make_error_str(ErlNifEnv* env, char* reason);
extern
ERL_NIF_TERM esock_make_error_errno(ErlNifEnv* env, int err);
#endif // SOCKET_UTIL_H__
