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