107 lines
3.4 KiB
C
107 lines
3.4 KiB
C
/*
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* Copyright (c) 2008, 2009, Wayne Meissner
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* Copyright (c) 2009, Luc Heinrich <luc@honk-honk.com>
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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_STRUCT_H
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#define RBFFI_STRUCT_H
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#include "extconf.h"
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#include "AbstractMemory.h"
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#include "Type.h"
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#ifdef RUBY_1_9
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#include <ruby/st.h>
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#else
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#include <st.h>
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#endif
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#ifdef __cplusplus
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extern "C" {
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#endif
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extern void rbffi_Struct_Init(VALUE ffiModule);
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extern void rbffi_StructLayout_Init(VALUE ffiModule);
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typedef struct StructField_ StructField;
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typedef struct StructLayout_ StructLayout;
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typedef struct Struct_ Struct;
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struct StructField_ {
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Type* type;
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unsigned int offset;
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int referenceIndex;
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bool referenceRequired;
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VALUE rbType;
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VALUE rbName;
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VALUE (*get)(StructField* field, Struct* s);
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void (*put)(StructField* field, Struct* s, VALUE value);
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MemoryOp* memoryOp;
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};
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struct StructLayout_ {
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Type base;
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StructField** fields;
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int fieldCount;
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int size;
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int align;
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ffi_type** ffiTypes;
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struct st_table* fieldSymbolTable;
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/** The number of reference tracking fields in this struct */
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int referenceFieldCount;
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VALUE rbFieldNames;
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VALUE rbFieldMap;
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VALUE rbFields;
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};
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struct Struct_ {
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StructLayout* layout;
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AbstractMemory* pointer;
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VALUE* rbReferences;
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VALUE rbLayout;
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VALUE rbPointer;
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};
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extern VALUE rbffi_StructClass, rbffi_StructLayoutClass;
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extern VALUE rbffi_StructLayoutFieldClass, rbffi_StructLayoutFunctionFieldClass;
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extern VALUE rbffi_StructLayoutArrayFieldClass;
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extern VALUE rbffi_StructInlineArrayClass;
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extern VALUE rbffi_StructLayoutCharArrayClass;
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#ifdef __cplusplus
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}
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#endif
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#endif /* RBFFI_STRUCT_H */
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