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implement @wcawijngaards' review comment

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TCY16 2022-08-19 14:48:47 +02:00
parent b465e0cfc0
commit 8d939691a3
1 changed files with 7 additions and 4 deletions
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11
sldns/wire2str.c
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@ -1157,11 +1157,14 @@ static int sldns_wire2str_svcparam_dohpath2str(char** s,
w += sldns_str_print(s, slen, "=\"");
/* RC6570#section-2.1 specifies that the '\' (and other non-letter
* characters in the URI) are "intended to be copied literally" */
* characters in the URI) are "intended to be copied literally" (as
* opposed to the alpn printing) */
for (i = 0; i < data_len; i++) {
// @TODO do a check like isprint()?
w += sldns_str_print(s, slen, "%c", data[i]);
if (!isprint(data[i])) {
w += sldns_str_print(s, slen, "\\%03u", (unsigned) data[i]);
} else {
w += sldns_str_print(s, slen, "%c", data[i]);
}
}
w += sldns_str_print(s, slen, "\"");