#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 */
static int do_pop3_ntlm(int sock, struct query *ctl,
int msn_instead /** if true, send AUTH MSN, else send AUTH NTLM */)
{
- tSmbNtlmAuthRequest request;
- tSmbNtlmAuthChallenge challenge;
- tSmbNtlmAuthResponse response;
+ char msgbuf[POPBUFSIZE+1];
+ int result;
- char msgbuf[2048];
- int result,len;
-
gen_send(sock, msn_instead ? "AUTH MSN" : "AUTH NTLM");
- if ((result = gen_recv(sock, msgbuf, sizeof msgbuf)))
- return result;
-
- if (msgbuf[0] != '+')
- return PS_AUTHFAIL;
-
- buildSmbNtlmAuthRequest(&request,ctl->remotename,NULL);
-
- if (outlevel >= O_DEBUG)
- dumpSmbNtlmAuthRequest(stdout, &request);
-
- memset(msgbuf,0,sizeof msgbuf);
- to64frombits (msgbuf, &request, SmbLength(&request));
-
- if (outlevel >= O_MONITOR)
- report(stdout, "POP3> %s\n", msgbuf);
-
- strcat(msgbuf,"\r\n");
- SockWrite (sock, msgbuf, strlen (msgbuf));
-
- if ((gen_recv(sock, msgbuf, sizeof msgbuf)))
+ if ((result = ntlm_helper(sock, ctl, "POP3")))
return result;
-
- len = from64tobits (&challenge, msgbuf, sizeof(msgbuf));
-
- if (outlevel >= O_DEBUG)
- dumpSmbNtlmAuthChallenge(stdout, &challenge);
-
- buildSmbNtlmAuthResponse(&challenge, &response,ctl->remotename,ctl->password);
-
- if (outlevel >= O_DEBUG)
- dumpSmbNtlmAuthResponse(stdout, &response);
-
- memset(msgbuf,0,sizeof msgbuf);
- to64frombits (msgbuf, &response, SmbLength(&response));
-
- if (outlevel >= O_MONITOR)
- report(stdout, "POP3> %s\n", msgbuf);
-
- strcat(msgbuf,"\r\n");
- SockWrite (sock, msgbuf, strlen (msgbuf));
-
+
if ((result = gen_recv (sock, msgbuf, sizeof msgbuf)))
return result;
-
+
if (strstr (msgbuf, "OK"))
return PS_SUCCESS;
else
#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)
{
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;
}
#endif /* OPIE_ENABLE */
#ifdef SSL_ENABLE
flag connection_may_have_tls_errors = FALSE;
- flag got_tls = FALSE;
#endif /* SSL_ENABLE */
done_capa = FALSE;
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 */
if (ctl->sslcommonname)
commonname = ctl->sslcommonname;
- if (has_stls)
+ if (has_stls
+ || must_tls(ctl)) /* if TLS is mandatory, ignore capabilities */
{
/* Use "tls1" rather than ctl->sslproto because tls1 is the only
* protocol that will work with STARTTLS. Don't need to worry
* Now that we're confident in our TLS connection we can
* guarantee a secure capability re-probe.
*/
- got_tls = TRUE;
done_capa = FALSE;
ok = capa_probe(sock);
if (ok != PS_SUCCESS) {
{
report(stdout, GT_("%s: upgrade to TLS succeeded.\n"), commonname);
}
- }
- }
-
- if (!got_tls) {
- if (must_tls(ctl)) {
+ } else if (must_tls(ctl)) {
/* Config required TLS but we couldn't guarantee it, so we must
* stop. */
report(stderr, GT_("%s: upgrade to TLS failed.\n"), commonname);
#if defined(GSSAPI)
if (has_gssapi &&
(ctl->server.authenticate == A_GSSAPI ||
- ctl->server.authenticate == A_ANY))
+ (ctl->server.authenticate == A_ANY
+ && check_gss_creds("pop", ctl->server.truename) == PS_SUCCESS)))
{
ok = do_gssauth(sock,"AUTH","pop",ctl->server.truename,ctl->remotename);
if (ok == PS_SUCCESS || ctl->server.authenticate != A_ANY)
}
#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);