From 1d2905c71fce6565f5cda0a34c63fa67634dc01a Mon Sep 17 00:00:00 2001 From: nobody Date: Sun, 23 Apr 2000 19:19:31 +0000 Subject: This commit was manufactured by cvs2svn to create tag 'GNOME_UTILS_1_1_0'. svn path=/tags/GNOME_UTILS_1_1_0/; revision=2567 --- camel/providers/smtp/camel-smtp-transport.c | 662 ---------------------------- 1 file changed, 662 deletions(-) delete mode 100644 camel/providers/smtp/camel-smtp-transport.c (limited to 'camel/providers/smtp/camel-smtp-transport.c') 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 - * - * 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 -#include -#include -#include -#include -#include -#include -#include -#include - -#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 - * 2) - * 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; -} -- cgit v1.2.3