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Merge pull request #857 from Begasus/haiku

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Fix Haiku references, no <sys/syscall.h> and missing defines for USEMMAP
This commit is contained in:
van Hauser
2021-04-05 14:01:40 +02:00
committed by GitHub
parent 3c846859ee 43b1a0d46b
commit 201d82ae0d
3 changed files with 16 additions and 5 deletions
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14
instrumentation/afl-compiler-rt.o.c
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@ -34,8 +34,10 @@
#include <errno.h>
#include <sys/mman.h>
#include <sys/syscall.h>
#ifndef __HAIKU__
#include <sys/syscall.h>
#endif
#ifndef USEMMAP
#include <sys/shm.h>
#endif
#include <sys/wait.h>
@ -76,6 +78,10 @@
#define MAP_INITIAL_SIZE MAP_SIZE
#endif
#if defined(__HAIKU__)
extern ssize_t _kern_write(int fd, off_t pos, const void *buffer, size_t bufferSize);
#endif // HAIKU
u8 __afl_area_initial[MAP_INITIAL_SIZE];
u8 * __afl_area_ptr_dummy = __afl_area_initial;
u8 * __afl_area_ptr = __afl_area_initial;
@ -1736,7 +1742,11 @@ static int area_is_valid(void *ptr, size_t len) {
if (unlikely(!ptr || __asan_region_is_poisoned(ptr, len))) { return 0; }
long r = syscall(SYS_write, __afl_dummy_fd[1], ptr, len);
#ifndef __HAIKU__
long r = syscall(SYS_write, __afl_dummy_fd[1], ptr, len);
#else
long r = _kern_write(__afl_dummy_fd[1], -1, ptr, len);
#endif // HAIKU
if (r <= 0 || r > len) return 0;