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/*
* Copyright (c) 2009, Wayne Meissner
* Copyright (c) 2009, Luc Heinrich <luc@honk-honk.com>
* Copyright (c) 2009, Mike Dalessio <mike.dalessio@gmail.com>
* Copyright (c) 2009, Aman Gupta.
*
* Copyright (c) 2008-2013, Ruby FFI project contributors
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * Neither the name of the Ruby FFI project nor the
* names of its contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL <COPYRIGHT HOLDER> BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef RBFFI_CALL_H
#define RBFFI_CALL_H
#include "Thread.h"
#ifdef __cplusplus
extern "C" {
#endif
#if defined(__i386__) && \
(defined(HAVE_RAW_API) || defined(USE_INTERNAL_LIBFFI)) && \
!defined(_WIN32) && !defined(__WIN32__)
# define USE_RAW
#endif
#if (defined(__i386__) || defined(__x86_64__)) && !(defined(_WIN32) || defined(__WIN32__))
# define BYPASS_FFI 1
#endif
typedef union {
#ifdef USE_RAW
signed int s8, s16, s32;
unsigned int u8, u16, u32;
#else
signed char s8;
unsigned char u8;
signed short s16;
unsigned short u16;
signed int s32;
unsigned int u32;
#endif
signed long long i64;
unsigned long long u64;
signed long sl;
unsigned long ul;
void* ptr;
float f32;
double f64;
long double ld;
} FFIStorage;
extern void rbffi_Call_Init(VALUE moduleFFI);
extern void rbffi_SetupCallParams(int argc, VALUE* argv, int paramCount, Type** paramTypes,
FFIStorage* paramStorage, void** ffiValues,
VALUE* callbackParameters, int callbackCount, VALUE enums);
struct FunctionType_;
extern VALUE rbffi_CallFunction(int argc, VALUE* argv, void* function, struct FunctionType_* fnInfo);
typedef VALUE (*Invoker)(int argc, VALUE* argv, void* function, struct FunctionType_* fnInfo);
Invoker rbffi_GetInvoker(struct FunctionType_* fnInfo);
extern VALUE rbffi_GetEnumValue(VALUE enums, VALUE value);
extern int rbffi_GetSignedIntValue(VALUE value, int type, int minValue, int maxValue, const char* typeName, VALUE enums);
typedef struct rbffi_blocking_call {
rbffi_frame_t* frame;
void* function;
ffi_cif cif;
void **ffiValues;
void* retval;
void* params;
} rbffi_blocking_call_t;
VALUE rbffi_do_blocking_call(void* data);
VALUE rbffi_save_frame_exception(void *data, VALUE exc);
#ifdef __cplusplus
}
#endif
#endif /* RBFFI_CALL_H */
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