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Remove dead code in analysis/data (#3587)

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Anton Kochkov 2023-06-19 11:02:51 +08:00 committed by GitHub
parent 655ea987cc
commit f7a3309a29
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1 changed files with 0 additions and 16 deletions
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16
librz/analysis/data.c
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@ -44,7 +44,6 @@ static int is_invalid(const ut8 *buf, int size) {
return (!memcmp(buf, "\xff\xff\xff\xff\xff\xff\xff\xff", size)) ? 1 : 0;
}
#define USE_IS_VALID_OFFSET 1
static ut64 is_pointer(RzAnalysis *analysis, const ut8 *buf, int size) {
ut64 n;
ut8 buf2[32];
@ -56,23 +55,8 @@ static ut64 is_pointer(RzAnalysis *analysis, const ut8 *buf, int size) {
if (!n) {
return 1; // null pointer
}
#if USE_IS_VALID_OFFSET
int r = iob->is_valid_offset(iob->io, n, 0);
return r ? n : 0LL;
#else
// optimization to ignore very low and very high pointers
// this makes disasm 5x faster, but can result in some false positives
// we should compare with current offset, to avoid
// short/long references. and discard invalid ones
if (n < 0x1000)
return 0; // probably wrong
if (n > 0xffffffffffffLL)
return 0; // probably wrong
if (iob->read_at(iob->io, n, buf2, size) != size)
return 0;
return is_invalid(buf2, size) ? 0 : n;
#endif
}
static bool is_bin(const ut8 *buf, int size) {