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Remove code that prints "<SPACES/NULS>" in hexdumps

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when the data block ends with SPACEs or NULs.

The problem is, you can't see if the data ends
with SPACE or NUL or a combination of both.

This can happen for instance with
openssl rsautl -decrypt -hexdump

Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/5328)
This commit is contained in:
Bernd Edlinger 2018-02-12 09:28:33 +01:00
parent af0fcf7b46
commit ada22597ce
1 changed files with 1 additions and 16 deletions
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17
crypto/bio/b_dump.c
View File

@ -14,7 +14,6 @@
#include <stdio.h>
#include "bio_lcl.h"
#define TRUNCATE
#define DUMP_WIDTH 16
#define DUMP_WIDTH_LESS_INDENT(i) (DUMP_WIDTH - ((i - (i > 6 ? 6 : i) + 3) / 4))
@ -31,17 +30,10 @@ int BIO_dump_indent_cb(int (*cb) (const void *data, size_t len, void *u),
{
int ret = 0;
char buf[288 + 1];
int i, j, rows, trc, n;
int i, j, rows, n;
unsigned char ch;
int dump_width;
trc = 0;
#ifdef TRUNCATE
for (; (len > 0) && ((s[len - 1] == ' ') || (s[len - 1] == '\0')); len--)
trc++;
#endif
if (indent < 0)
indent = 0;
else if (indent > 128)
@ -95,13 +87,6 @@ int BIO_dump_indent_cb(int (*cb) (const void *data, size_t len, void *u),
*/
ret += cb((void *)buf, n, u);
}
#ifdef TRUNCATE
if (trc > 0) {
n = BIO_snprintf(buf, sizeof(buf), "%*s%04x - <SPACES/NULS>\n",
indent, "", len + trc);
ret += cb((void *)buf, n, u);
}
#endif
return ret;
}