mirror of
https://github.com/RGBCube/serenity
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bca4b71bfa
I added a dead-simple malloc that only allows allocations < 4096 bytes. It just forwards the request to mmap() every time. I also added simplified versions of opendir() and readdir().
24 lines
322 B
C++
24 lines
322 B
C++
#include "stdlib.h"
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#include "mman.h"
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extern "C" {
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void* malloc(size_t size)
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{
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if (size > 4096) {
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volatile char* crashme = (char*)0xc007d00d;
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*crashme = 0;
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}
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void* ptr = mmap(nullptr, 4096);
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return ptr;
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}
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void free(void* ptr)
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{
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if (!ptr)
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return;
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munmap(ptr, 4096);
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}
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}
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