feat(allocator): implemented basic malloc functionality
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3 changed files with 78 additions and 1 deletions
30
Include/Hallocy/Allocator.h
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30
Include/Hallocy/Allocator.h
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/*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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* -----------------------------------------------------------------------------
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* File: Allocator.h
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* Description:
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* This file contains the functions for allocating, freeing and managing memory.
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* It includes functions to allocate, reallocate, free, copy, move and set memory.
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*
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* Author: Mineplay
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* -----------------------------------------------------------------------------
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*/
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#ifndef HALLOCY_ALLOCATOR
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#define HALLOCY_ALLOCATOR
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#include <stddef.h>
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void *hallocy_malloc(size_t size);
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#endif
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Src/Hallocy/Allocator.c
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Src/Hallocy/Allocator.c
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/*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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* -----------------------------------------------------------------------------
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* File: Allocator.h
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* Description:
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* This file implements the functions for allocating, freeing and managing memory.
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* It includes functions to allocate, reallocate, free, copy, move and set memory.
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*
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* Author: Mineplay
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* -----------------------------------------------------------------------------
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*/
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#include "../../Include/Hallocy/Allocator.h"
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#if defined(_WIN32)
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#include <windows.h>
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#elif defined(__linux__)
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#include <unistd.h>
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#include <sys/mman.h>
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#endif
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void *hallocy_malloc(size_t size) {
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void *memory_pointer = NULL;
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#if defined(_WIN32)
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memory_pointer = VirtualAlloc(NULL, size, MEM_COMMIT | MEM_RESERVE, PAGE_READWRITE);
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#elif defined(__linux__)
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memory_pointer = mmap(NULL, size, PROT_READ | PROT_WRITE, MAP_PRIVATE | MAP_ANONYMOUS, -1, 0);
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#endif
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return memory_pointer;
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}
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#include <stdio.h>
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#include <Hallocy/Allocator.h>
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int main() {
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printf("Hello, World!\n");
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char *memory = (char *)hallocy_malloc(3);
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memory[0] = 'H';
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memory[1] = 'i';
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memory[2] = '\0';
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printf("%s\n", memory);
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return 0;
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}
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