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/*
* Copyright (c) 2007 Wayne Meissner. 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 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 THE COPYRIGHT OWNER OR CONTRIBUTORS 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.
*/
#include <sys/types.h>
#include <sys/param.h>
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
typedef void* ptr;
typedef void* pointer;
#ifdef _WIN32
typedef char* caddr_t;
#endif
#define RET(T) T ptr_ret_##T(void* arg1, int offset) { \
T tmp; memcpy(&tmp, (caddr_t) arg1 + offset, sizeof(tmp)); return tmp; \
}
#define SET(T) void ptr_set_##T(void* arg1, int offset, T value) { \
memcpy((caddr_t) arg1 + offset, &value, sizeof(value)); \
}
#define TEST(T) SET(T) RET(T)
TEST(int8_t);
TEST(int16_t);
TEST(int32_t);
TEST(int64_t);
TEST(float);
TEST(double);
TEST(pointer);
void*
ptr_return_array_element(void **ptrArray, int arrayIndex)
{
return ptrArray[arrayIndex];
}
void
ptr_set_array_element(void **ptrArray, int arrayIndex, void *value)
{
ptrArray[arrayIndex] = value;
}
void*
ptr_malloc(int size)
{
return calloc(1, size);
}
void
ptr_free(void* ptr)
{
free(ptr);
}
void*
ptr_from_address(uintptr_t addr)
{
return (void *) addr;
}
unsigned long
invokeO(unsigned long *ptr)
{
unsigned long ret = *ptr;
*ptr = 0xdeadbeefUL;
return ret;
}
unsigned long
invokeON(unsigned long *ptr, unsigned long val)
{
unsigned long ret = *ptr;
*ptr = val;
return ret;
}
unsigned long
invokeNO(unsigned long val, unsigned long *ptr)
{
unsigned long ret = *ptr;
*ptr = val;
return ret;
}
unsigned long
invokeOO(unsigned long *p1, unsigned long *p2)
{
unsigned long ret = *p1 + *p2;
unsigned long tmp = *p1;
*p1 = *p2;
*p2 = tmp;
return ret;
}
unsigned long
invokeONN(unsigned long *ptr, unsigned long n1, unsigned long n2)
{
unsigned long ret = *ptr;
ptr[0] = n1;
ptr[1] = n2;
return ret;
}
unsigned long
invokeOON(unsigned long *p1, unsigned long *p2, unsigned long n1)
{
unsigned long ret = *p1;
*p1 = n1;
*p2 = n1;
return ret;
}
unsigned long
invokeNNO(unsigned long n1, unsigned long n2, unsigned long *ptr)
{
unsigned long ret = *ptr;
ptr[0] = n1;
ptr[1] = n2;
return ret;
}
unsigned long
invokeNON(unsigned long n1, unsigned long *ptr, unsigned long n2)
{
unsigned long ret = *ptr;
ptr[0] = n1;
ptr[1] = n2;
return ret;
}
unsigned long
invokeNOO(unsigned long n1, unsigned long *p1, unsigned long *p2)
{
unsigned long ret = *p1;
*p1 = n1;
*p2 = n1;
return ret;
}
unsigned long
invokeOOO(unsigned long *p1, unsigned long *p2, unsigned long *p3)
{
unsigned long ret = *p1;
*p1 = *p3;
*p2 = *p3;
*p3 = ret;
return ret;
}
#define N3O1 p1[0] = n1; p1[1] = n2; p1[2] = n3
#define N3O2 p1[0] = n1; p1[1] = n2; p1[2] = n3
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