/*
+ * Copyright notice from original mutt:
* Copyright (C) 2000-3 Brendan Cully <brendan@kublai.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
+ *
+ * This file is part of mutt-ng, see http://www.muttng.org/.
+ * It's licensed under the GNU General Public License,
+ * please see the file GPL in the top level source directory.
*/
/* SASL login/authentication code */
# include "config.h"
#endif
+#include <lib-lib/mem.h>
+#include <lib-lib/ascii.h>
+
#include "mutt.h"
#include "mutt_sasl.h"
#include "imap_private.h"
#include "auth.h"
-#ifdef USE_SASL2
+#include <lib-lib/macros.h>
+#include <lib-lib/debug.h>
+
#include <sasl/sasl.h>
#include <sasl/saslutil.h>
-#else
-#include <sasl.h>
-#include <saslutil.h>
-#endif
/* imap_auth_sasl: Default authenticator if available. */
imap_auth_res_t imap_auth_sasl (IMAP_DATA * idata, const char *method)
char buf[HUGE_STRING];
const char *mech;
-#ifdef USE_SASL2
const char *pc = NULL;
-#else
- char *pc = NULL;
-#endif
unsigned int len, olen;
unsigned char client_start;
if (mutt_sasl_client_new (idata->conn, &saslconn) < 0) {
- dprint (1, (debugfile,
- "imap_auth_sasl: Error allocating SASL connection.\n"));
+ debug_print (1, ("Error allocating SASL connection.\n"));
return IMAP_AUTH_FAILURE;
}
if (mutt_bit_isset (idata->capabilities, AUTH_ANON) &&
(!idata->conn->account.user[0] ||
!ascii_strncmp (idata->conn->account.user, "anonymous", 9)))
-#ifdef USE_SASL2
rc = sasl_client_start (saslconn, "AUTH=ANONYMOUS", NULL, &pc, &olen,
&mech);
-#else
- rc =
- sasl_client_start (saslconn, "AUTH=ANONYMOUS", NULL, NULL, &pc, &olen,
- &mech);
-#endif
}
if (rc != SASL_OK && rc != SASL_CONTINUE)
do {
-#ifdef USE_SASL2
rc = sasl_client_start (saslconn, method, &interaction,
&pc, &olen, &mech);
-#else
- rc = sasl_client_start (saslconn, method, NULL, &interaction,
- &pc, &olen, &mech);
-#endif
if (rc == SASL_INTERACT)
mutt_sasl_interact (interaction);
}
if (rc != SASL_OK && rc != SASL_CONTINUE) {
if (method)
- dprint (2, (debugfile, "imap_auth_sasl: %s unavailable\n", method));
+ debug_print (2, ("%s unavailable\n", method));
else
- dprint (1,
- (debugfile,
- "imap_auth_sasl: Failure starting authentication exchange. No shared mechanisms?\n"));
+ debug_print (1, ("Failure starting authentication exchange. No shared mechanisms?\n"));
/* SASL doesn't support LOGIN, so fall back */
return IMAP_AUTH_UNAVAIL;
while (irc == IMAP_CMD_CONTINUE);
if (method && irc == IMAP_CMD_NO) {
- dprint (2, (debugfile, "imap_auth_sasl: %s failed\n", method));
+ debug_print (2, ("%s failed\n", method));
sasl_dispose (&saslconn);
return IMAP_AUTH_UNAVAIL;
}
goto bail;
if (irc == IMAP_CMD_RESPOND) {
-#ifdef USE_SASL2
if (sasl_decode64
- (idata->cmd.buf + 2, strlen (idata->cmd.buf + 2), buf,
+ (idata->cmd.buf + 2, m_strlen(idata->cmd.buf + 2), buf,
LONG_STRING - 1,
-#else
- if (sasl_decode64 (idata->cmd.buf + 2, strlen (idata->cmd.buf + 2), buf,
-#endif
&len) != SASL_OK) {
- dprint (1,
- (debugfile,
- "imap_auth_sasl: error base64-decoding server response.\n"));
+ debug_print (1, ("error base64-decoding server response.\n"));
goto bail;
}
}
- if (!client_start) {
+ /* client-start is only available with the SASL-IR extension, but
+ * SASL 2.1 seems to want to use it regardless, at least for DIGEST
+ * fast reauth. Override if the server sent an initial continuation */
+ if (!client_start || buf[0]) {
do {
rc = sasl_client_step (saslconn, buf, len, &interaction, &pc, &olen);
if (rc == SASL_INTERACT)
/* send out response, or line break if none needed */
if (olen) {
if (sasl_encode64 (pc, olen, buf, sizeof (buf), &olen) != SASL_OK) {
- dprint (1,
- (debugfile,
- "imap_auth_sasl: error base64-encoding client response.\n"));
+ debug_print (1, ("error base64-encoding client response.\n"));
goto bail;
}
-
- /* sasl_client_st(art|ep) allocate pc with malloc, expect me to
- * free it */
-#ifndef USE_SASL2
- FREE (&pc);
-#endif
}
if (irc == IMAP_CMD_RESPOND) {
- strfcpy (buf + olen, "\r\n", sizeof (buf) - olen);
+ m_strcpy(buf + olen, sizeof(buf) - olen, "\r\n");
mutt_socket_write (idata->conn, buf);
}
/* If SASL has errored out, send an abort string to the server */
if (rc < 0) {
mutt_socket_write (idata->conn, "*\r\n");
- dprint (1,
- (debugfile, "imap_auth_sasl: sasl_client_step error %d\n", rc));
+ debug_print (1, ("sasl_client_step error %d\n", rc));
}
olen = 0;