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/*
* %CopyrightBegin%
*
* Copyright Ericsson AB 2010-2016. 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%
*/
/*
* Common structures for both erl_driver.h and erl_nif.h
*/
#ifndef __ERL_DRV_NIF_H__
#define __ERL_DRV_NIF_H__
typedef struct {
int driver_major_version;
int driver_minor_version;
char *erts_version;
char *otp_release;
int thread_support;
int smp_support;
int async_threads;
int scheduler_threads;
int nif_major_version;
int nif_minor_version;
int dirty_scheduler_support;
} ErlDrvSysInfo;
typedef struct {
int suggested_stack_size;
} ErlDrvThreadOpts;
typedef enum {
ERL_DIRTY_JOB_CPU_BOUND = 1,
ERL_DIRTY_JOB_IO_BOUND = 2
} ErlDirtyJobFlags;
/* Values for enif_select AND mode arg for driver_select() */
enum ErlNifSelectFlags {
ERL_NIF_SELECT_READ = (1 << 0),
ERL_NIF_SELECT_WRITE = (1 << 1),
ERL_NIF_SELECT_STOP = (1 << 2)
};
enum ErlNifSelectReturn {
ERL_NIF_SELECT_ERROR = (1 << 0),
ERL_NIF_SELECT_STOP_CALLED = (1 << 1),
ERL_NIF_SELECT_STOP_SCHEDULED = (1 << 2),
ERL_NIF_SELECT_INVALID_EVENT = (1 << 3),
ERL_NIF_SELECT_FAILED = (1 << 4)
};
#ifdef SIZEOF_CHAR
# define SIZEOF_CHAR_SAVED__ SIZEOF_CHAR
# undef SIZEOF_CHAR
#endif
#ifdef SIZEOF_SHORT
# define SIZEOF_SHORT_SAVED__ SIZEOF_SHORT
# undef SIZEOF_SHORT
#endif
#ifdef SIZEOF_INT
# define SIZEOF_INT_SAVED__ SIZEOF_INT
# undef SIZEOF_INT
#endif
#ifdef SIZEOF_LONG
# define SIZEOF_LONG_SAVED__ SIZEOF_LONG
# undef SIZEOF_LONG
#endif
#ifdef SIZEOF_LONG_LONG
# define SIZEOF_LONG_LONG_SAVED__ SIZEOF_LONG_LONG
# undef SIZEOF_LONG_LONG
#endif
#include "erl_int_sizes_config.h"
#if defined(SIZEOF_CHAR_SAVED__) && SIZEOF_CHAR_SAVED__ != SIZEOF_CHAR
# error SIZEOF_CHAR mismatch
#endif
#if defined(SIZEOF_SHORT_SAVED__) && SIZEOF_SHORT_SAVED__ != SIZEOF_SHORT
# error SIZEOF_SHORT mismatch
#endif
#if defined(SIZEOF_INT_SAVED__) && SIZEOF_INT_SAVED__ != SIZEOF_INT
# error SIZEOF_INT mismatch
#endif
#if defined(SIZEOF_LONG_SAVED__) && SIZEOF_LONG_SAVED__ != SIZEOF_LONG
# error SIZEOF_LONG mismatch
#endif
#if defined(SIZEOF_LONG_LONG_SAVED__) && SIZEOF_LONG_LONG_SAVED__ != SIZEOF_LONG_LONG
# error SIZEOF_LONG_LONG mismatch
#endif
#if !defined(__GNUC__) && (defined(__WIN32__) || defined(_WIN32) || defined(_WIN32_))
typedef unsigned __int64 ErlNapiUInt64;
typedef signed __int64 ErlNapiSInt64;
#define ERL_NAPI_SINT64_MAX__ 9223372036854775807i64
#define ERL_NAPI_SINT64_MIN__ (-ERL_NAPI_SINT64_MAX__ - 1i64)
#elif SIZEOF_LONG == 8
typedef unsigned long ErlNapiUInt64;
typedef signed long ErlNapiSInt64;
#define ERL_NAPI_SINT64_MAX__ 9223372036854775807L
#define ERL_NAPI_SINT64_MIN__ (-ERL_NAPI_SINT64_MAX__ - 1L)
#elif SIZEOF_LONG_LONG == 8
typedef unsigned long long ErlNapiUInt64;
typedef signed long long ErlNapiSInt64;
#define ERL_NAPI_SINT64_MAX__ 9223372036854775807LL
#define ERL_NAPI_SINT64_MIN__ (-ERL_NAPI_SINT64_MAX__ - 1LL)
#else
# error No 64-bit integer type
#endif
#if SIZEOF_VOID_P == 8
typedef ErlNapiUInt64 ErlNapiUInt;
typedef ErlNapiSInt64 ErlNapiSInt;
#elif SIZEOF_VOID_P == 4
# if SIZEOF_LONG == SIZEOF_VOID_P
typedef unsigned long ErlNapiUInt;
typedef signed long ErlNapiSInt;
# elif SIZEOF_INT == SIZEOF_VOID_P
typedef unsigned int ErlNapiUInt;
typedef signed int ErlNapiSInt;
# else
# error No 32-bit integer type
# endif
#else
# error Not support arch
#endif
#define ERTS_NAPI_TIME_ERROR__ ERL_NAPI_SINT64_MIN__
#define ERTS_NAPI_SEC__ 0
#define ERTS_NAPI_MSEC__ 1
#define ERTS_NAPI_USEC__ 2
#define ERTS_NAPI_NSEC__ 3
#endif /* __ERL_DRV_NIF_H__ */
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