48 lines
1.3 KiB
Diff
48 lines
1.3 KiB
Diff
From 055ea6aef77058f651b5571d98d2d9458821a977 Mon Sep 17 00:00:00 2001
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From: Matthijs Mekking <matthijs@nlnetlabs.nl>
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Date: Wed, 18 Jun 2014 09:55:17 +0200
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Subject: [PATCH] whitespace bug in ldns-read-zone
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[Backport from upstream commit d6037a22fbedb8ef3a22de4107e4eaa36840865b]
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Signed-off-by: Bernd Kuhls <bernd.kuhls@t-online.de>
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---
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rr.c | 15 +++++++++++++++
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1 file changed, 15 insertions(+)
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diff --git a/rr.c b/rr.c
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index cfee170..e530702 100644
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--- a/rr.c
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+++ b/rr.c
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@@ -670,6 +670,18 @@ ldns_rr_new_question_frm_str(ldns_rr **newrr, const char *str,
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true);
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}
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+static int
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+ldns_rr_is_whitespace_line(char* line, int line_len)
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+{
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+ int i;
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+ for (i = 0; i < line_len; i++) {
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+ if (!isspace((int)line[i])) {
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+ return 0;
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+ }
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+ }
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+ return 1;
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+}
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+
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ldns_status
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ldns_rr_new_frm_fp(ldns_rr **newrr, FILE *fp, uint32_t *ttl, ldns_rdf **origin, ldns_rdf **prev)
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{
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@@ -745,6 +757,9 @@ ldns_rr_new_frm_fp_l(ldns_rr **newrr, FILE *fp, uint32_t *default_ttl, ldns_rdf
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s = LDNS_STATUS_SYNTAX_TTL;
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} else if (strncmp(line, "$INCLUDE", 8) == 0) {
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s = LDNS_STATUS_SYNTAX_INCLUDE;
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+ } else if (ldns_rr_is_whitespace_line(line, size)) {
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+ LDNS_FREE(line);
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+ return LDNS_STATUS_SYNTAX_EMPTY;
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} else {
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if (origin && *origin) {
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s = ldns_rr_new_frm_str(&rr, (const char*) line, ttl, *origin, prev);
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--
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2.6.4
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