aboutsummaryrefslogtreecommitdiffstats
path: root/camel/providers/smtp/camel-smtp-transport.c
diff options
context:
space:
mode:
Diffstat (limited to 'camel/providers/smtp/camel-smtp-transport.c')
-rw-r--r--camel/providers/smtp/camel-smtp-transport.c662
1 files changed, 0 insertions, 662 deletions
diff --git a/camel/providers/smtp/camel-smtp-transport.c b/camel/providers/smtp/camel-smtp-transport.c
deleted file mode 100644
index cc57e29b1d..0000000000
--- a/camel/providers/smtp/camel-smtp-transport.c
+++ /dev/null
@@ -1,662 +0,0 @@
-/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
-/* camel-smtp-transport.c : class for a smtp transport */
-
-/*
- * Authors:
- * Jeffrey Stedfast <fejj@stampede.org>
- *
- * Copyright (C) 2000 Helix Code, Inc. (www.helixcode.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 02111-1307
- * USA
- */
-
-#include "config.h"
-
-#include <sys/param.h>
-#include <sys/types.h>
-#include <sys/socket.h>
-#include <netinet/in.h>
-#include <errno.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <unistd.h>
-
-#include "camel-smtp-transport.h"
-#include "camel-mime-message.h"
-#include "camel-stream-buffer.h"
-#include "camel-stream-fs.h"
-#include "camel-session.h"
-#include "camel-exception.h"
-#include "md5-utils.h"
-
-/* Specified in RFC ???? */
-#define SMTP_PORT 25
-
-static CamelServiceClass *service_class = NULL;
-
-/* camel smtp transport class prototypes */
-static gboolean _can_send (CamelTransport *transport, CamelMedium *message);
-static gboolean _send (CamelTransport *transport, CamelMedium *message, CamelException *ex);
-static gboolean _send_to (CamelTransport *transport, CamelMedium *message, GList *recipients, CamelException *ex);
-
-/* support prototypes */
-static gboolean smtp_connect (CamelService *service, CamelException *ex);
-static gboolean smtp_disconnect (CamelService *service, CamelException *ex);
-static GList *esmtp_get_authtypes(gchar *buffer);
-static GList *query_auth_types (CamelService *service);
-static void free_auth_types (CamelService *service, GList *authtypes);
-static gchar *smtp_get_email_addr_from_text (gchar *text);
-static gboolean smtp_helo (CamelSmtpTransport *transport, CamelException *ex);
-static gboolean smtp_mail (CamelSmtpTransport *transport, gchar *sender, CamelException *ex);
-static gboolean smtp_rcpt (CamelSmtpTransport *transport, gchar *recipient, CamelException *ex);
-static gboolean smtp_data (CamelSmtpTransport *transport, CamelMedium *message, CamelException *ex);
-static gboolean smtp_rset (CamelSmtpTransport *transport, CamelException *ex);
-static gboolean smtp_quit (CamelSmtpTransport *transport, CamelException *ex);
-
-
-static gboolean smtp_is_esmtp = FALSE;
-
-static void
-camel_smtp_transport_class_init (CamelSmtpTransportClass *camel_smtp_transport_class)
-{
- CamelTransportClass *camel_transport_class =
- CAMEL_TRANSPORT_CLASS (camel_smtp_transport_class);
- CamelServiceClass *camel_service_class =
- CAMEL_SERVICE_CLASS (camel_smtp_transport_class);
-
- /* virtual method overload */
- camel_service_class->connect = smtp_connect;
- camel_service_class->disconnect = smtp_disconnect;
- camel_service_class->query_auth_types = query_auth_types;
- camel_service_class->free_auth_types = free_auth_types;
-
- camel_transport_class->can_send = _can_send;
- camel_transport_class->send = _send;
- camel_transport_class->send_to = _send_to;
-}
-
-GtkType
-camel_smtp_transport_get_type (void)
-{
- static GtkType camel_smtp_transport_type = 0;
-
- if (!camel_smtp_transport_type) {
- GtkTypeInfo camel_smtp_transport_info =
- {
- "CamelSmtpTransport",
- sizeof (CamelSmtpTransport),
- sizeof (CamelSmtpTransportClass),
- (GtkClassInitFunc) camel_smtp_transport_class_init,
- (GtkObjectInitFunc) NULL,
- /* reserved_1 */ NULL,
- /* reserved_2 */ NULL,
- (GtkClassInitFunc) NULL,
- };
-
- camel_smtp_transport_type = gtk_type_unique (CAMEL_TRANSPORT_TYPE, &camel_smtp_transport_info);
- }
-
- return camel_smtp_transport_type;
-}
-
-static gboolean
-smtp_connect (CamelService *service, CamelException *ex)
-{
- struct hostent *h;
- struct sockaddr_in sin;
- gint fd;
- gchar *pass = NULL, *respbuf = NULL;
- CamelSmtpTransport *transport = CAMEL_SMTP_TRANSPORT (service);
-
- if (!service_class->connect (service, ex))
- return FALSE;
-
- h = camel_service_gethost (service, ex);
- if (!h)
- return FALSE;
-
- sin.sin_family = h->h_addrtype;
- sin.sin_port = htons (service->url->port ? service->url->port : SMTP_PORT);
- memcpy (&sin.sin_addr, h->h_addr, sizeof (sin.sin_addr));
-
- fd = socket (h->h_addrtype, SOCK_STREAM, 0);
- if (fd == -1 || connect (fd, (struct sockaddr *)&sin, sizeof(sin)) == -1) {
- camel_exception_setv (ex, CAMEL_EXCEPTION_SERVICE_UNAVAILABLE,
- "Could not connect to %s (port %s): %s",
- service->url->host, service->url->port,
- strerror(errno));
- if (fd > -1)
- close (fd);
- g_free (pass);
- return FALSE;
- }
-
- transport->ostream = camel_stream_fs_new_with_fd (fd);
- transport->istream = camel_stream_buffer_new (transport->ostream,
- CAMEL_STREAM_BUFFER_READ);
-
- /* Read the greeting, note whether the server is ESMTP and if it requests AUTH. */
- do {
- /* Check for "220" */
- g_free(respbuf);
- respbuf = camel_stream_buffer_read_line (CAMEL_STREAM_BUFFER (transport->istream));
- if ( !respbuf || strncmp(respbuf, "220", 3) ) {
- camel_exception_setv (ex, CAMEL_EXCEPTION_SYSTEM,
- "Welcome response error: "
- "%s: possibly non-fatal",
- g_strerror (errno));
- return FALSE;
- }
- if (strstr(respbuf, "ESMTP"))
- smtp_is_esmtp = TRUE;
- if (smtp_is_esmtp && strstr(respbuf, "AUTH")) {
- /* parse for supported AUTH types */
- esmtp_get_authtypes(respbuf);
- }
- } while ( *(respbuf+3) == '-' ); /* if we got "220-" then loop again */
- g_free(respbuf);
-
- /* send HELO */
- smtp_helo(transport, ex);
-
- return TRUE;
-}
-
-static gboolean
-smtp_disconnect (CamelService *service, CamelException *ex)
-{
- CamelSmtpTransport *transport = CAMEL_SMTP_TRANSPORT (service);
-
- if (!service->connected)
- return TRUE;
-
- /* send the QUIT command to the SMTP server */
- smtp_quit(transport, ex);
-
- if (!service_class->disconnect (service, ex))
- return FALSE;
-
- /* Closing the buffered write stream will close the
- * unbuffered read stream wrapped inside it as well.
- */
- camel_stream_close (transport->ostream);
- gtk_object_unref (GTK_OBJECT (transport->ostream));
- transport->ostream = NULL;
- transport->istream = NULL;
-
- return TRUE;
-}
-
-static GList
-*esmtp_get_authtypes(gchar *buffer)
-{
- GList *ret = NULL;
-
- return ret;
-}
-
-static CamelServiceAuthType password_authtype = {
- "Password/CRAM-MD5",
-
- "This option will connect to the ESMTP server using the CRAM-MD5 "
- "authentication if possible.",
-
- "",
- TRUE
-};
-
-static GList
-*query_auth_types (CamelService *service)
-{
- GList *ret;
-
- ret = g_list_append (NULL, &password_authtype);
- return ret;
-}
-
-static void
-free_auth_types (CamelService *service, GList *authtypes)
-{
- g_list_free (authtypes);
-}
-
-static gboolean
-_can_send (CamelTransport *transport, CamelMedium *message)
-{
- return CAMEL_IS_MIME_MESSAGE (message);
-}
-
-static gboolean
-_send_to (CamelTransport *transport, CamelMedium *message,
- GList *recipients, CamelException *ex)
-{
- GList *r;
- gchar *recipient, *s, *sender;
- guint i, len;
- CamelService *service = CAMEL_SERVICE (transport);
- CamelSmtpTransport *smtp_transport = CAMEL_SMTP_TRANSPORT(transport);
-
- if (!camel_service_is_connected (service))
- smtp_connect (service, ex);
-
- s = camel_mime_message_get_from (CAMEL_MIME_MESSAGE(message));
- if (!s) {
- camel_exception_setv (ex, CAMEL_EXCEPTION_SYSTEM,
- "Cannot send message: "
- "sender address not defined.");
- return FALSE;
- }
-
- sender = smtp_get_email_addr_from_text(s);
- smtp_mail(smtp_transport, sender, ex);
- g_free(sender);
- g_free(s);
-
- if (!(len = g_list_length(recipients))) {
- camel_exception_setv (ex, CAMEL_EXCEPTION_SYSTEM,
- "Cannot send message: "
- "no recipients defined.");
- return FALSE;
- }
- for (i = 0, r = recipients; i < len; i++, r = r->next) {
- recipient = smtp_get_email_addr_from_text(r->data);
- if (!smtp_rcpt(smtp_transport, recipient, ex)) {
- g_free(recipient);
- return FALSE;
- }
- g_free(recipient);
- }
-
- if (!smtp_data(smtp_transport, message, ex))
- return FALSE;
-
- /* reset the service for our next transfer session */
- smtp_rset(smtp_transport, ex);
-
- return TRUE;
-}
-
-static gboolean
-_send (CamelTransport *transport, CamelMedium *message,
- CamelException *ex)
-{
- GList *to, *cc, *bcc, *recipients;
-
- to = camel_mime_message_get_recipients ((CamelMimeMessage *) message, "To");
- cc = camel_mime_message_get_recipients ((CamelMimeMessage *) message, "Cc");
- bcc = camel_mime_message_get_recipients ((CamelMimeMessage *) message, "Bcc");
- recipients = g_list_concat(to, cc);
- recipients = g_list_concat(recipients, bcc);
- g_list_free(to);
- g_list_free(cc);
- g_list_free(bcc);
-
- return _send_to (transport, message, recipients, ex);
-}
-
-static gchar
-*smtp_get_email_addr_from_text (gchar *text)
-{
- /* get the actual email address from the string passed and place it in addr
- * we can assume the address will be in one of the following forms:
- * 1) The Name <person@host.com>
- * 2) <person@host.com>
- * 3) person@host.com
- * 4) person@host.com (The Name)
- */
-
- gchar *tmp, *addr = NULL;
- gchar *addr_strt; /* points to start of addr */
- gchar *addr_end; /* points to end of addr */
- gchar *ptr1;
-
-
- /* check the incoming args */
- if (!text || !*text)
- return NULL;
-
- /* scan the string for an open brace */
- for (addr_strt = text; *addr_strt; addr_strt++)
- if (*addr_strt == '<')
- break;
-
- if (*addr_strt) {
- /* we found an open brace, let's look for it's counterpart */
- for (addr_end = addr_strt; *addr_end; addr_end++)
- if (*addr_end == '>')
- break;
-
- /* if we didn't find it, or braces are empty... */
- if (!(*addr_end) || (addr_strt == addr_end - 1))
- return NULL;
-
- /* addr_strt points to '<' and addr_end points to '>'.
- * Now let's adjust 'em slightly to point to the beginning
- * and ending of the email addy
- */
- addr_strt++;
- addr_end--;
- } else {
- /* no open brace...assume type 3 or 4? */
- addr_strt = text;
-
- /* find the end of the email addr/string */
- for (addr_end = addr_strt; *addr_end || *addr_end == ' '; addr_end++);
-
- addr_end--; /* points to NULL, move it back one char */
- }
-
- /* now addr_strt & addr_end point to the beginning & ending of the email addy */
-
- /* copy the string into addr */
- addr = g_strndup(addr_strt, (gint)(addr_end - addr_strt));
-
- for (ptr1 = addr_strt; ptr1 <= addr_end; ptr1++) /* look for an '@' sign */
- if (*ptr1 == '@')
- break;
-
- if (*ptr1 != '@') {
- /* here we found out the name doesn't have an '@' part
- * let's figure out what machine we're on & stick it on the end
- */
- gchar hostname[MAXHOSTNAMELEN];
-
- if (gethostname(hostname, MAXHOSTNAMELEN)) {
- g_free(addr);
- return NULL;
- }
- tmp = addr;
- addr = g_strconcat(tmp, "@", hostname, NULL);
- g_free(tmp);
- }
-
- return addr;
-}
-
-static gboolean
-smtp_helo (CamelSmtpTransport *transport, CamelException *ex)
-{
- /* say hello to the server */
- gchar *cmdbuf, *respbuf = NULL;
- gchar localhost[MAXHOSTNAMELEN + MAXHOSTNAMELEN + 2];
- gchar domainname[MAXHOSTNAMELEN];
-
- /* get the localhost name */
- memset(localhost, 0, sizeof(localhost));
- gethostname (localhost, MAXHOSTNAMELEN);
- memset(domainname, 0, sizeof(domainname));
- getdomainname(domainname, MAXHOSTNAMELEN);
- if (*domainname && strcmp(domainname, "(none)")) {
- strcat(localhost, ".");
- strcat(localhost, domainname);
- }
-
- /* hiya server! how are you today? */
- if (smtp_is_esmtp)
- cmdbuf = g_strdup_printf ("EHLO %s\r\n", localhost);
- else
- cmdbuf = g_strdup_printf ("HELO %s\r\n", localhost);
- if ( camel_stream_write (transport->ostream, cmdbuf, strlen(cmdbuf)) == -1) {
- g_free(cmdbuf);
- camel_exception_setv (ex, CAMEL_EXCEPTION_SYSTEM,
- "HELO request timed out: "
- "%s: non-fatal",
- g_strerror (errno));
- return FALSE;
- }
- g_free(cmdbuf);
-
- do {
- /* Check for "250" */
- g_free(respbuf);
- respbuf = camel_stream_buffer_read_line (CAMEL_STREAM_BUFFER (transport->istream));
- if ( !respbuf || strncmp(respbuf, "250", 3) ) {
- camel_exception_setv (ex, CAMEL_EXCEPTION_SYSTEM,
- "HELO response error: "
- "%s: non-fatal",
- g_strerror (errno));
- return FALSE;
- }
- } while ( *(respbuf+3) == '-' ); /* if we got "250-" then loop again */
- g_free(respbuf);
-
- return TRUE;
-}
-
-static gboolean
-smtp_mail (CamelSmtpTransport *transport, gchar *sender, CamelException *ex)
-{
- /* we gotta tell the smtp server who we are. (our email addy) */
- gchar *cmdbuf, *respbuf = NULL;
-
- /* enclose address in <>'s since some SMTP daemons *require* that */
- cmdbuf = g_strdup_printf("MAIL FROM: <%s>\r\n", sender);
- if ( camel_stream_write (transport->ostream, cmdbuf, strlen(cmdbuf)) == -1) {
- g_free(cmdbuf);
- camel_exception_setv (ex, CAMEL_EXCEPTION_SYSTEM,
- "MAIL FROM request timed out: "
- "%s: mail not sent",
- g_strerror (errno));
- return FALSE;
- }
- g_free(cmdbuf);
-
- do {
- /* Check for "250 Sender OK..." */
- g_free(respbuf);
- respbuf = camel_stream_buffer_read_line (CAMEL_STREAM_BUFFER (transport->istream));
- if ( !respbuf || strncmp(respbuf, "250", 3) ) {
- camel_exception_setv (ex, CAMEL_EXCEPTION_SYSTEM,
- "MAIL FROM response error: "
- "%s: mail not sent",
- g_strerror (errno));
- return FALSE;
- }
- } while ( *(respbuf+3) == '-' ); /* if we got "250-" then loop again */
- g_free(respbuf);
-
- return TRUE;
-}
-
-static gboolean
-smtp_rcpt (CamelSmtpTransport *transport, gchar *recipient, CamelException *ex)
-{
- /* we gotta tell the smtp server who we are going to be sending
- * our email to */
- gchar *cmdbuf, *respbuf = NULL;
-
- /* enclose address in <>'s since some SMTP daemons *require* that */
- cmdbuf = g_strdup_printf("RCPT TO: <%s>\r\n", recipient);
- if ( camel_stream_write (transport->ostream, cmdbuf, strlen(cmdbuf)) == -1) {
- g_free(cmdbuf);
- camel_exception_setv (ex, CAMEL_EXCEPTION_SYSTEM,
- "RCPT TO request timed out: "
- "%s: mail not sent",
- g_strerror (errno));
- return FALSE;
- }
- g_free(cmdbuf);
-
- do {
- /* Check for "250 Sender OK..." */
- g_free(respbuf);
- respbuf = camel_stream_buffer_read_line (CAMEL_STREAM_BUFFER (transport->istream));
- if ( !respbuf || strncmp(respbuf, "250", 3) ) {
- camel_exception_setv (ex, CAMEL_EXCEPTION_SYSTEM,
- "RCPT TO response error: "
- "%s: mail not sent",
- g_strerror (errno));
- return FALSE;
- }
- } while ( *(respbuf+3) == '-' ); /* if we got "250-" then loop again */
- g_free(respbuf);
-
- return TRUE;
-}
-
-static gboolean
-smtp_data (CamelSmtpTransport *transport, CamelMedium *message, CamelException *ex)
-{
- /* now we can actually send what's important :p */
- gchar *cmdbuf, *respbuf = NULL;
- gchar *buf, *chunk;
- CamelStream *message_stream;
-
- /* enclose address in <>'s since some SMTP daemons *require* that */
- cmdbuf = g_strdup("DATA\r\n");
- if ( camel_stream_write (transport->ostream, cmdbuf, strlen(cmdbuf)) == -1) {
- g_free(cmdbuf);
- camel_exception_setv (ex, CAMEL_EXCEPTION_SYSTEM,
- "DATA request timed out: "
- "%s: mail not sent",
- g_strerror (errno));
- return FALSE;
- }
- g_free(cmdbuf);
-
- respbuf = camel_stream_buffer_read_line (CAMEL_STREAM_BUFFER (transport->istream));
- if ( !respbuf || strncmp(respbuf, "354", 3) ) {
- /* we should have gotten instructions on how to use the DATA command:
- * 354 Enter mail, end with "." on a line by itself
- */
- g_free(respbuf);
- camel_exception_setv (ex, CAMEL_EXCEPTION_SYSTEM,
- "DATA response error: "
- "%s: mail not sent",
- g_strerror (errno));
- return FALSE;
- }
-
- /* now to send the actual data */
- message_stream = camel_stream_buffer_new(CAMEL_DATA_WRAPPER (message)->output_stream, CAMEL_STREAM_BUFFER_READ);
- while (1) {
- /* send 1 line at a time */
- buf = camel_stream_buffer_read_line (CAMEL_STREAM_BUFFER(message_stream));
- if (!buf)
- break;
-
- /* check for a lone '.' */
- if (!strcmp(buf, "."))
- chunk = g_strconcat(buf, ".\r\n", NULL);
- else
- chunk = g_strconcat(buf, "\r\n", NULL);
-
- /* write the line */
- if ( camel_stream_write (transport->ostream, chunk, strlen(chunk)) == -1) {
- g_free(chunk);
- camel_exception_setv (ex, CAMEL_EXCEPTION_SYSTEM,
- "DATA send timed out: message body: "
- "%s: mail not sent",
- g_strerror (errno));
- return FALSE;
- }
- g_free(chunk);
- }
-
- /* terminate the message body */
- if ( camel_stream_write (transport->ostream, "\r\n.\r\n", 5) == -1) {
- camel_exception_setv (ex, CAMEL_EXCEPTION_SYSTEM,
- "DATA send timed out: message termination: "
- "%s: mail not sent",
- g_strerror (errno));
- return FALSE;
- }
-
- do {
- /* Check for "250 Sender OK..." */
- g_free(respbuf);
- respbuf = camel_stream_buffer_read_line (CAMEL_STREAM_BUFFER (transport->istream));
- if ( !respbuf || strncmp(respbuf, "250", 3) ) {
- camel_exception_setv (ex, CAMEL_EXCEPTION_SYSTEM,
- "DATA response error: message termination: "
- "%s: mail not sent",
- g_strerror (errno));
- return FALSE;
- }
- } while ( *(respbuf+3) == '-' ); /* if we got "250-" then loop again */
- g_free(respbuf);
-
- return TRUE;
-}
-
-static gboolean
-smtp_rset (CamelSmtpTransport *transport, CamelException *ex)
-{
- /* we are going to reset the smtp server (just to be nice) */
- gchar *cmdbuf, *respbuf = NULL;
-
- cmdbuf = g_strdup ("RSET\r\n");
- if ( camel_stream_write (transport->ostream, cmdbuf, strlen(cmdbuf)) == -1) {
- g_free(cmdbuf);
- camel_exception_setv (ex, CAMEL_EXCEPTION_SYSTEM,
- "RSET request timed out: "
- "%s",
- g_strerror (errno));
- return FALSE;
- }
- g_free(cmdbuf);
-
- do {
- /* Check for "250" */
- g_free(respbuf);
- respbuf = camel_stream_buffer_read_line (CAMEL_STREAM_BUFFER (transport->istream));
- if ( !respbuf || strncmp(respbuf, "250", 3) ) {
- camel_exception_setv (ex, CAMEL_EXCEPTION_SYSTEM,
- "RSET response error: "
- "%s",
- g_strerror (errno));
- return FALSE;
- }
- } while ( *(respbuf+3) == '-' ); /* if we got "250-" then loop again */
- g_free(respbuf);
-
- return TRUE;
-}
-
-static gboolean
-smtp_quit (CamelSmtpTransport *transport, CamelException *ex)
-{
- /* we are going to reset the smtp server (just to be nice) */
- gchar *cmdbuf, *respbuf = NULL;
-
- cmdbuf = g_strdup ("QUIT\r\n");
- if ( camel_stream_write (transport->ostream, cmdbuf, strlen(cmdbuf)) == -1) {
- g_free(cmdbuf);
- camel_exception_setv (ex, CAMEL_EXCEPTION_SYSTEM,
- "QUIT request timed out: "
- "%s: non-fatal",
- g_strerror (errno));
- return FALSE;
- }
- g_free(cmdbuf);
-
- do {
- /* Check for "221" */
- g_free(respbuf);
- respbuf = camel_stream_buffer_read_line (CAMEL_STREAM_BUFFER (transport->istream));
- if ( !respbuf || strncmp(respbuf, "221", 3) ) {
- camel_exception_setv (ex, CAMEL_EXCEPTION_SYSTEM,
- "QUIT response error: "
- "%s: non-fatal",
- g_strerror (errno));
- return FALSE;
- }
- } while ( *(respbuf+3) == '-' ); /* if we got "221-" then loop again */
- g_free(respbuf);
-
- return TRUE;
-}