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dirmngr: Simplify truncation of long strings in debug code.

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* dirmngr/ks-engine-ldap.c (modlist_dump): Simplify truncation of long
strings.

--
Signed-off-by: Neal H. Walfield <neal@g10code.com>
This commit is contained in:
Neal H. Walfield 2015-03-31 14:23:13 +02:00
parent 6d5aee23c3
commit 802eec0ca4
1 changed files with 10 additions and 17 deletions
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27
dirmngr/ks-engine-ldap.c
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@ -1440,29 +1440,22 @@ modlist_dump (LDAPMod **modlist, estream_t output)
for ((ptr = (*m)->mod_values), (i = 1); ptr && *ptr; ptr++, i ++) for ((ptr = (*m)->mod_values), (i = 1); ptr && *ptr; ptr++, i ++)
{ {
/* At most about 10 lines. */ /* Assuming terminals are about 80 characters wide,
display at most most about 10 lines of debugging
output. If we do trim the buffer, append '...' to
the end. */
const int max_len = 10 * 70; const int max_len = 10 * 70;
size_t value_len = strlen (*ptr); size_t value_len = strlen (*ptr);
char buffer[max_len + 4]; int elide = value_len > max_len;
char *temp;
int elided = 0;
if (value_len > max_len)
{
temp = buffer;
memcpy (temp, *ptr, max_len);
temp[max_len] = temp[max_len + 1] = temp[max_len + 2] = '.';
temp[max_len + 3] = 0;
elided = 1;
}
else
temp = *ptr;
if (multi) if (multi)
es_fprintf (output, " %d. ", i); es_fprintf (output, " %d. ", i);
es_fprintf (output, "`%s'", temp); es_fprintf (output, "`%.*s", max_len, *ptr);
if (elided) if (elide)
es_fprintf (output, " (%zd bytes elided)", es_fprintf (output, "...' (%zd bytes elided)",
value_len - max_len); value_len - max_len);
else
es_fprintf (output, "'");
es_fprintf (output, "\n"); es_fprintf (output, "\n");
} }
} }