dovecot-1.2: rfc822_parse_[dot_]atom(): Return failure if there ...
dovecot at dovecot.org
dovecot at dovecot.org
Sun Sep 7 19:44:13 EEST 2008
details: http://hg.dovecot.org/dovecot-1.2/rev/55871f3b4481
changeset: 8168:55871f3b4481
user: Timo Sirainen <tss at iki.fi>
date: Sun Sep 07 19:44:09 2008 +0300
description:
rfc822_parse_[dot_]atom(): Return failure if there isn't at least one character.
diffstat:
1 file changed, 8 insertions(+), 2 deletions(-)
src/lib-mail/rfc822-parser.c | 10 ++++++++--
diffs (27 lines):
diff -r 99704b6b8dde -r 55871f3b4481 src/lib-mail/rfc822-parser.c
--- a/src/lib-mail/rfc822-parser.c Sun Sep 07 19:25:29 2008 +0300
+++ b/src/lib-mail/rfc822-parser.c Sun Sep 07 19:44:09 2008 +0300
@@ -132,7 +132,10 @@ int rfc822_parse_atom(struct rfc822_pars
atext =
; Any character except controls, SP, and specials.
*/
- for (start = ctx->data; ctx->data != ctx->end; ctx->data++) {
+ if (ctx->data == ctx->end || !IS_ATEXT(*ctx->data))
+ return -1;
+
+ for (start = ctx->data++; ctx->data != ctx->end; ctx->data++) {
if (IS_ATEXT(*ctx->data))
continue;
@@ -158,7 +161,10 @@ int rfc822_parse_dot_atom(struct rfc822_
For RFC-822 compatibility allow LWSP around '.'
*/
- for (start = ctx->data; ctx->data != ctx->end; ctx->data++) {
+ if (ctx->data == ctx->end || !IS_ATEXT(*ctx->data))
+ return -1;
+
+ for (start = ctx->data++; ctx->data != ctx->end; ctx->data++) {
if (IS_ATEXT(*ctx->data))
continue;
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