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warn on _AFL and __AFL env vars

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This commit is contained in:
van Hauser
2020-12-23 17:56:39 +01:00
parent 1c79687dfe
commit 03849d147a
7 changed files with 44 additions and 29 deletions
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17
src/afl-fuzz-bitmap.c
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@ -26,7 +26,7 @@
#include "afl-fuzz.h"
#include <limits.h>
#if !defined NAME_MAX
#define NAME_MAX _XOPEN_NAME_MAX
#define NAME_MAX _XOPEN_NAME_MAX
#endif
/* Write bitmap to file. The bitmap is useful mostly for the secret
@ -143,12 +143,14 @@ u32 count_non_255_bytes(afl_state_t *afl, u8 *mem) {
and replacing it with 0x80 or 0x01 depending on whether the tuple
is hit or not. Called on every new crash or timeout, should be
reasonably fast. */
#define TIMES4(x) x,x,x,x
#define TIMES8(x) TIMES4(x),TIMES4(x)
#define TIMES16(x) TIMES8(x),TIMES8(x)
#define TIMES32(x) TIMES16(x),TIMES16(x)
#define TIMES64(x) TIMES32(x),TIMES32(x)
#define TIMES255(x) TIMES64(x),TIMES64(x),TIMES64(x),TIMES32(x),TIMES16(x),TIMES8(x),TIMES4(x),x,x,x
#define TIMES4(x) x, x, x, x
#define TIMES8(x) TIMES4(x), TIMES4(x)
#define TIMES16(x) TIMES8(x), TIMES8(x)
#define TIMES32(x) TIMES16(x), TIMES16(x)
#define TIMES64(x) TIMES32(x), TIMES32(x)
#define TIMES255(x) \
TIMES64(x), TIMES64(x), TIMES64(x), TIMES32(x), TIMES16(x), TIMES8(x), \
TIMES4(x), x, x, x
const u8 simplify_lookup[256] = {
[0] = 1, [1] = TIMES255(128)
@ -172,6 +174,7 @@ const u8 count_class_lookup8[256] = {
[128] = TIMES64(128)
};
#undef TIMES255
#undef TIMES64
#undef TIMES32