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-rw-r--r--pop3.c53
1 files changed, 36 insertions, 17 deletions
diff --git a/pop3.c b/pop3.c
index 5148c25d..fd3e5b5d 100644
--- a/pop3.c
+++ b/pop3.c
@@ -52,6 +52,9 @@ static flag has_cram = FALSE;
#ifdef OPIE_ENABLE
flag has_otp = FALSE;
#endif /* OPIE_ENABLE */
+#ifdef NTLM_ENABLE
+flag has_ntlm = FALSE;
+#endif /* NTLM_ENABLE */
#ifdef SSL_ENABLE
static flag has_stls = FALSE;
#endif /* SSL_ENABLE */
@@ -209,6 +212,9 @@ static int capa_probe(int sock)
#ifdef OPIE_ENABLE
has_otp = FALSE;
#endif /* OPIE_ENABLE */
+#ifdef NTLM_ENABLE
+ has_ntlm = FALSE;
+#endif /* NTLM_ENABLE */
ok = gen_transact(sock, "CAPA");
if (ok == PS_SUCCESS)
@@ -220,22 +226,32 @@ static int capa_probe(int sock)
{
if (DOTLINE(buffer))
break;
+
#ifdef SSL_ENABLE
if (strstr(buffer, "STLS"))
has_stls = TRUE;
#endif /* SSL_ENABLE */
+
#if defined(GSSAPI)
if (strstr(buffer, "GSSAPI"))
has_gssapi = TRUE;
#endif /* defined(GSSAPI) */
+
#if defined(KERBEROS_V4)
if (strstr(buffer, "KERBEROS_V4"))
has_kerberos = TRUE;
#endif /* defined(KERBEROS_V4) */
+
#ifdef OPIE_ENABLE
if (strstr(buffer, "X-OTP"))
has_otp = TRUE;
#endif /* OPIE_ENABLE */
+
+#ifdef NTLM_ENABLE
+ if (strstr(buffer, "NTLM"))
+ has_ntlm = TRUE;
+#endif /* NTLM_ENABLE */
+
if (strstr(buffer, "CRAM-MD5"))
has_cram = TRUE;
}
@@ -328,22 +344,7 @@ static int pop3_getauth(int sock, struct query *ctl, char *greeting)
ctl->server.sdps = TRUE;
#endif /* SDPS_ENABLE */
-#ifdef NTLM_ENABLE
- /* MSN servers require the use of NTLM (MSN) authentication */
- if (!strcasecmp(ctl->server.pollname, "pop3.email.msn.com") ||
- ctl->server.authenticate == A_MSN)
- return (do_pop3_ntlm(sock, ctl, 1) == 0) ? PS_SUCCESS : PS_AUTHFAIL;
- if (ctl->server.authenticate == A_NTLM)
- return (do_pop3_ntlm(sock, ctl, 0) == 0) ? PS_SUCCESS : PS_AUTHFAIL;
-#else
- if (ctl->server.authenticate == A_NTLM || ctl->server.authenticate == A_MSN)
- {
- report(stderr,
- GT_("Required NTLM capability not compiled into fetchmail\n"));
- }
-#endif
-
- switch (ctl->server.protocol) {
+ switch (ctl->server.protocol) {
case P_POP3:
#ifdef RPA_ENABLE
/* XXX FIXME: AUTH probing (RFC1734) should become global */
@@ -542,7 +543,25 @@ static int pop3_getauth(int sock, struct query *ctl, char *greeting)
}
#endif /* OPIE_ENABLE */
- if (ctl->server.authenticate == A_CRAM_MD5 ||
+#ifdef NTLM_ENABLE
+ /* MSN servers require the use of NTLM (MSN) authentication */
+ if (!strcasecmp(ctl->server.pollname, "pop3.email.msn.com") ||
+ ctl->server.authenticate == A_MSN)
+ return (do_pop3_ntlm(sock, ctl, 1) == 0) ? PS_SUCCESS : PS_AUTHFAIL;
+ if (ctl->server.authenticate == A_NTLM || (has_ntlm && ctl->server.authenticate == A_ANY)) {
+ ok = do_pop3_ntlm(sock, ctl, 0);
+ if (ok == 0 || ctl->server.authenticate != A_ANY)
+ break;
+ }
+#else
+ if (ctl->server.authenticate == A_NTLM || ctl->server.authenticate == A_MSN)
+ {
+ report(stderr,
+ GT_("Required NTLM capability not compiled into fetchmail\n"));
+ }
+#endif
+
+ if (ctl->server.authenticate == A_CRAM_MD5 ||
(has_cram && ctl->server.authenticate == A_ANY))
{
ok = do_cram_md5(sock, "AUTH", ctl, NULL);