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-rw-r--r--lib/smtp.c34
-rw-r--r--tests/data/Makefile.inc2
-rw-r--r--tests/data/test9613
-rw-r--r--tests/data/test96448
-rwxr-xr-xtests/ftpserver.pl8
5 files changed, 87 insertions, 8 deletions
diff --git a/lib/smtp.c b/lib/smtp.c
index 1718cc2db..3c3dfcbd9 100644
--- a/lib/smtp.c
+++ b/lib/smtp.c
@@ -485,13 +485,35 @@ static CURLcode smtp_perform_command(struct connectdata *conn)
struct Curl_easy *data = conn->data;
struct SMTP *smtp = data->req.protop;
- /* Send the command */
- if(smtp->rcpt)
- result = Curl_pp_sendf(&conn->proto.smtpc.pp, "%s %s",
- smtp->custom && smtp->custom[0] != '\0' ?
- smtp->custom : "VRFY",
- smtp->rcpt->data);
+ if(smtp->rcpt) {
+ if((!smtp->custom) || (!smtp->custom[0])) {
+ char *address = NULL;
+ struct hostname host = { NULL, NULL, NULL, NULL };
+
+ /* Parse the mailbox to verify into the local address and host name
+ parts, converting the host name to an IDN A-label if necessary */
+ result = smtp_parse_address(conn, smtp->rcpt->data,
+ &address, &host);
+ if(result)
+ return result;
+
+ /* Send the VRFY command (Note: The host name part may be absent when the
+ host is a local system) */
+ result = Curl_pp_sendf(&conn->proto.smtpc.pp, "VRFY %s%s%s",
+ address,
+ host.name ? "@" : "",
+ host.name ? host.name : "");
+
+ Curl_free_idnconverted_hostname(&host);
+ free(address);
+ }
+ else
+ /* Send the custom recipient based command such as the EXPN command */
+ result = Curl_pp_sendf(&conn->proto.smtpc.pp, "%s %s", smtp->custom,
+ smtp->rcpt->data);
+ }
else
+ /* Send the non-recipient based command such as HELP */
result = Curl_pp_sendf(&conn->proto.smtpc.pp, "%s",
smtp->custom && smtp->custom[0] != '\0' ?
smtp->custom : "HELP");
diff --git a/tests/data/Makefile.inc b/tests/data/Makefile.inc
index 8d2ef14ce..5215f442f 100644
--- a/tests/data/Makefile.inc
+++ b/tests/data/Makefile.inc
@@ -109,7 +109,7 @@ test927 test928 test929 test930 test931 test932 test933 test934 test935 \
test936 test937 test938 test939 test940 test941 test942 test943 test944 \
test945 test946 test947 test948 test949 test950 test951 test952 test953 \
test954 test955 test956 test957 test958 test959 test960 test961 test962 \
-test963 \
+test963 test964 \
\
test1000 test1001 test1002 test1003 test1004 test1005 test1006 test1007 \
test1008 test1009 test1010 test1011 test1012 test1013 test1014 test1015 \
diff --git a/tests/data/test961 b/tests/data/test961
index 80ebca887..2e70cb404 100644
--- a/tests/data/test961
+++ b/tests/data/test961
@@ -17,6 +17,9 @@ VRFY
<server>
smtp
</server>
+<features>
+!idn
+</features>
<setenv>
LC_ALL=en_US.UTF-8
LC_CTYPE=en_US.UTF-8
diff --git a/tests/data/test964 b/tests/data/test964
new file mode 100644
index 000000000..326cdd21e
--- /dev/null
+++ b/tests/data/test964
@@ -0,0 +1,48 @@
+<testcase>
+<info>
+<keywords>
+SMTP
+VRFY
+IDN
+</keywords>
+</info>
+
+#
+# Server-side
+<reply>
+</reply>
+
+#
+# Client-side
+<client>
+<server>
+smtp
+</server>
+<features>
+idn
+</features>
+<setenv>
+LC_ALL=en_US.UTF-8
+LC_CTYPE=en_US.UTF-8
+</setenv>
+<precheck>
+perl -MI18N::Langinfo=langinfo,CODESET -e 'die "Needs a UTF-8 locale" if (lc(langinfo(CODESET())) ne "utf-8");'
+</precheck>
+ <name>
+SMTP external VRFY without SMTPUTF8 support (IDN Enabled) - UTF-8 based recipient (host part only)
+ </name>
+<command>
+smtp://%HOSTIP:%SMTPPORT/964 --mail-rcpt user@åäö.se
+</command>
+</client>
+
+#
+# Verify data after the test has been "shot"
+<verify>
+<protocol>
+EHLO 964
+VRFY user@xn--4cab6c.se
+QUIT
+</protocol>
+</verify>
+</testcase>
diff --git a/tests/ftpserver.pl b/tests/ftpserver.pl
index 6709769d7..59a1665bd 100755
--- a/tests/ftpserver.pl
+++ b/tests/ftpserver.pl
@@ -1040,7 +1040,13 @@ sub VRFY_smtp {
my @data = getreplydata($smtp_client);
if(!@data) {
- push @data, "250 <$username\@example.com>\r\n"
+ if ($username !~
+ /^([a-zA-Z0-9._%+-]+)\@(([a-zA-Z0-9-]+)\.)+([a-zA-Z]{2,4})$/) {
+ push @data, "250 <$username\@example.com>\r\n"
+ }
+ else {
+ push @data, "250 <$username>\r\n"
+ }
}
for my $d (@data) {