From 3f33428db9aea0d767295322c4e882a5c6bbf7db Mon Sep 17 00:00:00 2001
From: Rickard Green <rickard@erlang.org>
Date: Tue, 19 Jan 2016 17:05:55 +0100
Subject: Introduce time management in native APIs

---
 erts/emulator/beam/erl_drv_nif.h | 84 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 84 insertions(+)

(limited to 'erts/emulator/beam/erl_drv_nif.h')

diff --git a/erts/emulator/beam/erl_drv_nif.h b/erts/emulator/beam/erl_drv_nif.h
index e2385f63f4..f6b946ae82 100644
--- a/erts/emulator/beam/erl_drv_nif.h
+++ b/erts/emulator/beam/erl_drv_nif.h
@@ -50,6 +50,90 @@ typedef enum {
 } ErlDrvDirtyJobFlags;
 #endif
 
+#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
+#ifdef HALFWORD_HEAP_EMULATOR
+#  define HALFWORD_HEAP_EMULATOR_SAVED__ HALFWORD_HEAP_EMULATOR
+#  undef HALFWORD_HEAP_EMULATOR
+#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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