+++ /dev/null
-/*
- * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
- * Copyright (C) 1999-2002 Hiroyuki Yamamoto
- *
- * 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 02111-1307, USA.
- */
-
-#include <glib.h>
-#include <stdio.h>
-#include <string.h>
-
-#include "esmtp.h"
-#include "socket.h"
-#include "utils.h"
-#include "md5.h"
-#include "base64.h"
-
-#define MSGBUFSIZE 8192
-
-static gint verbose = 1;
-static gchar esmtp_response[MSGBUFSIZE];
-
-gint esmtp_ehlo(SockInfo *sock, const gchar *hostname)
-{
- smtp_auth_methods[0] = smtp_auth_methods[1] = smtp_auth_methods[2] = smtp_auth_methods[3] = FALSE;
- sock_printf(sock, "EHLO %s\r\n", hostname);
- if (verbose)
- log_print("ESMTP> EHLO %s\n", hostname);
-
- return esmtp_ok(sock);
-}
-
-gint esmtp_starttls(SockInfo *sock)
-{
- sock_printf(sock, "STARTTLS\r\n");
- if (verbose)
- log_print("ESMTP> STARTTLS\n");
-
- return esmtp_ok(sock);
-}
-
-gint esmtp_auth_cram_md5(SockInfo *sock)
-{
- sock_printf(sock, "AUTH CRAM-MD5\r\n");
- if (verbose)
- log_print("ESMTP> AUTH CRAM-MD5\n");
-
- return esmtp_ok(sock);
-}
-
-gint esmtp_auth_login(SockInfo *sock)
-{
- sock_printf(sock, "AUTH LOGIN\r\n");
- if (verbose)
- log_print("ESMTP> AUTH LOGIN\n");
-
- return esmtp_ok(sock);
-}
-
-gint esmtp_auth(SockInfo *sock, SMTPAuthType authtype,
- const gchar *userid, const gchar *passwd)
-{
- gchar buf[MSGBUFSIZE];
- guchar hexdigest[33];
- gchar *challenge, *response, *response64;
- gint challengelen;
-
- switch (authtype) {
- case SMTPAUTH_LOGIN:
- if (!strncmp(esmtp_response, "334 ", 4))
- to64frombits(buf, userid, strlen(userid));
- else
- /* Server rejects AUTH */
- g_snprintf(buf, sizeof(buf), "*");
-
- sock_printf(sock, "%s\r\n", buf);
- if (verbose) log_print("ESMTP> USERID\n");
-
- esmtp_ok(sock); /* to read the answer from the server */
-
- if (!strncmp(esmtp_response, "334 ", 4))
- to64frombits(buf, passwd, strlen(passwd));
- else
- /* Server rejects AUTH */
- g_snprintf(buf, sizeof(buf), "*");
-
- sock_printf(sock, "%s\r\n", buf);
- if (verbose) log_print("ESMTP> PASSWORD\n");
- break;
- case SMTPAUTH_CRAM_MD5:
- if (!strncmp(esmtp_response, "334 ", 4)) {
- /* remove 334 from esmtp_response */
- gchar *p = esmtp_response + 4;
-
- challenge = g_malloc(strlen(p) + 1);
- challengelen = from64tobits(challenge, p);
- challenge[challengelen] = '\0';
- if (verbose)
- log_print("ESMTP< [Decoded: %s]\n", challenge);
-
- g_snprintf(buf, sizeof(buf), "%s", passwd);
- md5_hex_hmac(hexdigest, challenge, challengelen,
- buf, strlen(passwd));
- g_free(challenge);
-
- response = g_strdup_printf("%s %s", userid, hexdigest);
- if (verbose)
- log_print("ESMTP> [Encoded: %s]\n", response);
-
- response64 = g_malloc((strlen(response) + 3) * 2 + 1);
- to64frombits(response64, response, strlen(response));
- g_free(response);
-
- sock_printf(sock, "%s\r\n", response64);
- if (verbose) log_print("ESMTP> %s\n", response64);
- g_free(response64);
- } else {
- /* Server rejects AUTH */
- g_snprintf(buf, sizeof(buf), "*");
- sock_printf(sock, "%s\r\n", buf);
- if (verbose)
- log_print("ESMTP> %s\n",buf);
- }
- break;
- case SMTPAUTH_DIGEST_MD5:
- default:
- /* stop esmtp_auth when no correct authtype */
- g_snprintf(buf, sizeof(buf), "*");
- sock_printf(sock, "%s\r\n", buf);
- if (verbose) log_print("ESMTP> %s\n", buf);
- break;
- }
-
- return esmtp_ok(sock);
-}
-
-gint esmtp_ok(SockInfo *sock)
-{
- while (sock_gets(sock, esmtp_response, sizeof(esmtp_response) - 1)
- != -1) {
- if (strlen(esmtp_response) < 4)
- return SM_ERROR;
- strretchomp(esmtp_response);
-
- if (verbose)
- log_print("ESMTP< %s\n", esmtp_response);
-
- if (strncasecmp("250-AUTH", esmtp_response, 8) == 0) {
- smtp_auth_methods[SMTPAUTH_LOGIN] = (strstr(esmtp_response, " LOGIN") != NULL);
- smtp_auth_methods[SMTPAUTH_CRAM_MD5] = (strstr(esmtp_response, " CRAM-MD5") != NULL);
- smtp_auth_methods[SMTPAUTH_DIGEST_MD5] = FALSE; /* not implemented yet */
- }
-
- if ((esmtp_response[0] == '1' || esmtp_response[0] == '2' ||
- esmtp_response[0] == '3') && esmtp_response[3] == ' ')
- return SM_OK;
- else if (esmtp_response[3] != '-')
- return SM_ERROR;
- else if (esmtp_response[0] == '5' &&
- esmtp_response[1] == '0' &&
- (esmtp_response[2] == '4' ||
- esmtp_response[2] == '3' ||
- esmtp_response[2] == '1'))
- return SM_ERROR;
- }
-
- return SM_UNRECOVERABLE;
-}
+++ /dev/null
-/*
- * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
- * Copyright (C) 1999-2001 Hiroyuki Yamamoto
- *
- * 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 02111-1307, USA.
- */
-
-#ifndef __ESMTP_H__
-#define __ESMTP_H__
-
-#ifdef HAVE_CONFIG_H
-# include "config.h"
-#endif
-
-#include <glib.h>
-
-#include "socket.h"
-#if USE_OPENSSL
-# include "ssl.h"
-#endif
-
-typedef enum
-{
- SMTPAUTH_LOGIN = 1,
- SMTPAUTH_CRAM_MD5 = 2,
- SMTPAUTH_DIGEST_MD5 = 3
-} SMTPAuthType;
-
-gint esmtp_ehlo(SockInfo *sock, const gchar *hostname);
-gint esmtp_starttls(SockInfo *sock);
-gint esmtp_auth_login(SockInfo *sock);
-gint esmtp_auth_cram_md5(SockInfo *sock);
-gint esmtp_auth(SockInfo *sock, SMTPAuthType authtype,
- const gchar *userid, const gchar *passwd);
-gint esmtp_ok(SockInfo *sock);
-gboolean smtp_auth_methods[4];
-
-#endif /* __ESMTP_H__ */
projects / claws.git / commitdiff